diff options
Diffstat (limited to 'drivers')
181 files changed, 4056 insertions, 1390 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 47dfde95b8f8..b7d1514cd199 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -36,7 +36,6 @@ #include <linux/delay.h> #include <linux/workqueue.h> #include <linux/nmi.h> -#include <linux/kthread.h> #include <acpi/acpi.h> #include <asm/io.h> #include <acpi/acpi_bus.h> @@ -583,16 +582,6 @@ static void acpi_os_execute_deferred(void *context) return; } -static int acpi_os_execute_thread(void *context) -{ - struct acpi_os_dpc *dpc = (struct acpi_os_dpc *)context; - if (dpc) { - dpc->function(dpc->context); - kfree(dpc); - } - do_exit(0); -} - /******************************************************************************* * * FUNCTION: acpi_os_execute @@ -614,10 +603,16 @@ acpi_status acpi_os_execute(acpi_execute_type type, acpi_status status = AE_OK; struct acpi_os_dpc *dpc; struct work_struct *task; - struct task_struct *p; + + ACPI_FUNCTION_TRACE("os_queue_for_execution"); + + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Scheduling function [%p(%p)] for deferred execution.\n", + function, context)); if (!function) - return AE_BAD_PARAMETER; + return_ACPI_STATUS(AE_BAD_PARAMETER); + /* * Allocate/initialize DPC structure. Note that this memory will be * freed by the callee. The kernel handles the tq_struct list in a @@ -628,34 +623,27 @@ acpi_status acpi_os_execute(acpi_execute_type type, * We can save time and code by allocating the DPC and tq_structs * from the same memory. */ - if (type == OSL_NOTIFY_HANDLER) { - dpc = kmalloc(sizeof(struct acpi_os_dpc), GFP_KERNEL); - } else { - dpc = kmalloc(sizeof(struct acpi_os_dpc) + - sizeof(struct work_struct), GFP_ATOMIC); - } + + dpc = + kmalloc(sizeof(struct acpi_os_dpc) + sizeof(struct work_struct), + GFP_ATOMIC); if (!dpc) - return AE_NO_MEMORY; + return_ACPI_STATUS(AE_NO_MEMORY); + dpc->function = function; dpc->context = context; - if (type == OSL_NOTIFY_HANDLER) { - p = kthread_create(acpi_os_execute_thread, dpc, "kacpid_notify"); - if (!IS_ERR(p)) { - wake_up_process(p); - } else { - status = AE_NO_MEMORY; - kfree(dpc); - } - } else { - task = (void *)(dpc + 1); - INIT_WORK(task, acpi_os_execute_deferred, (void *)dpc); - if (!queue_work(kacpid_wq, task)) { - status = AE_ERROR; - kfree(dpc); - } + task = (void *)(dpc + 1); + INIT_WORK(task, acpi_os_execute_deferred, (void *)dpc); + + if (!queue_work(kacpid_wq, task)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Call to queue_work() failed.\n")); + kfree(dpc); + status = AE_ERROR; } - return status; + + return_ACPI_STATUS(status); } EXPORT_SYMBOL(acpi_os_execute); diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 83fa8b291a59..2e954d07175a 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -129,7 +129,7 @@ static struct kobj_type ktype_bus = { }; -decl_subsys(bus, &ktype_bus, NULL); +static decl_subsys(bus, &ktype_bus, NULL); #ifdef CONFIG_HOTPLUG @@ -598,12 +598,13 @@ void put_bus(struct bus_type * bus) * * Note that kset_find_obj increments bus' reference count. */ - +#if 0 struct bus_type * find_bus(char * name) { struct kobject * k = kset_find_obj(&bus_subsys.kset, name); return k ? to_bus(k) : NULL; } +#endif /* 0 */ /** diff --git a/drivers/base/core.c b/drivers/base/core.c index b21f864c9ce8..be6b5bc0677d 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -559,20 +559,20 @@ static void device_create_release(struct device *dev) /** * device_create - creates a device and registers it with sysfs - * @cs: pointer to the struct class that this device should be registered to. - * @parent: pointer to the parent struct device of this new device, if any. - * @dev: the dev_t for the char device to be added. - * @fmt: string for the class device's name + * @class: pointer to the struct class that this device should be registered to + * @parent: pointer to the parent struct device of this new device, if any + * @devt: the dev_t for the char device to be added + * @fmt: string for the device's name + * + * This function can be used by char device classes. A struct device + * will be created in sysfs, registered to the specified class. * - * This function can be used by char device classes. A struct - * device will be created in sysfs, registered to the specified - * class. * A "dev" file will be created, showing the dev_t for the device, if * the dev_t is not 0,0. - * If a pointer to a parent struct device is passed in, the newly - * created struct device will be a child of that device in sysfs. The - * pointer to the struct device will be returned from the call. Any - * further sysfs files that might be required can be created using this + * If a pointer to a parent struct device is passed in, the newly created + * struct device will be a child of that device in sysfs. + * The pointer to the struct device will be returned from the call. + * Any further sysfs files that might be required can be created using this * pointer. * * Note: the struct class passed to this function must have previously @@ -620,11 +620,11 @@ EXPORT_SYMBOL_GPL(device_create); /** * device_destroy - removes a device that was created with device_create() - * @class: the pointer to the struct class that this device was registered * with. - * @dev: the dev_t of the device that was previously registered. + * @class: pointer to the struct class that this device was registered with + * @devt: the dev_t of the device that was previously registered * - * This call unregisters and cleans up a class device that was created with a - * call to class_device_create() + * This call unregisters and cleans up a device that was created with a + * call to device_create(). */ void device_destroy(struct class *class, dev_t devt) { diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 93d94749310b..b5382cedf0c0 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -400,6 +400,16 @@ config BLK_DEV_RAM_SIZE what are you doing. If you are using IBM S/390, then set this to 8192. +config BLK_DEV_RAM_BLOCKSIZE + int "Default RAM disk block size (bytes)" + depends on BLK_DEV_RAM + default "1024" + help + The default value is 1024 kilobytes. PAGE_SIZE is a much more + efficient choice however. The default is kept to ensure initrd + setups function - apparently needed by the rd_load_image routine + that supposes the filesystem in the image uses a 1024 blocksize. + config BLK_DEV_INITRD bool "Initial RAM filesystem and RAM disk (initramfs/initrd) support" depends on BROKEN || !FRV diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c index 757f42dd8e86..78082edc14b4 100644 --- a/drivers/block/cpqarray.c +++ b/drivers/block/cpqarray.c @@ -1739,8 +1739,6 @@ static void getgeometry(int ctlr) (log_index < id_ctlr_buf->nr_drvs) && (log_unit < NWD); log_unit++) { - struct gendisk *disk = ida_gendisk[ctlr][log_unit]; - size = sizeof(sense_log_drv_stat_t); /* diff --git a/drivers/block/rd.c b/drivers/block/rd.c index 3cf246abb5ec..a3f64bfe6b58 100644 --- a/drivers/block/rd.c +++ b/drivers/block/rd.c @@ -84,7 +84,7 @@ int rd_size = CONFIG_BLK_DEV_RAM_SIZE; /* Size of the RAM disks */ * behaviour. The default is still BLOCK_SIZE (needed by rd_load_image that * supposes the filesystem in the image uses a BLOCK_SIZE blocksize). */ -static int rd_blocksize = BLOCK_SIZE; /* blocksize of the RAM disks */ +static int rd_blocksize = CONFIG_BLK_DEV_RAM_BLOCKSIZE; /* * Copyright (C) 2000 Linus Torvalds. diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 1994270c16e1..93ba25b7ea32 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -191,7 +191,7 @@ static int hci_uart_flush(struct hci_dev *hdev) /* Flush any pending characters in the driver and discipline. */ tty_ldisc_flush(tty); - if (tty->driver->flush_buffer) + if (tty->driver && tty->driver->flush_buffer) tty->driver->flush_buffer(tty); if (test_bit(HCI_UART_PROTO_SET, &hu->flags)) @@ -290,7 +290,7 @@ static int hci_uart_tty_open(struct tty_struct *tty) if (tty->ldisc.flush_buffer) tty->ldisc.flush_buffer(tty); - if (tty->driver->flush_buffer) + if (tty->driver && tty->driver->flush_buffer) tty->driver->flush_buffer(tty); return 0; diff --git a/drivers/char/nsc_gpio.c b/drivers/char/nsc_gpio.c index 5b91e4e25641..7719bd75810b 100644 --- a/drivers/char/nsc_gpio.c +++ b/drivers/char/nsc_gpio.c @@ -68,13 +68,11 @@ ssize_t nsc_gpio_write(struct file *file, const char __user *data, amp->gpio_config(m, ~1, 0); break; case 'T': - dev_dbg(dev, "GPIO%d output is push pull\n", - m); + dev_dbg(dev, "GPIO%d output is push pull\n", m); amp->gpio_config(m, ~2, 2); break; case 't': - dev_dbg(dev, "GPIO%d output is open drain\n", - m); + dev_dbg(dev, "GPIO%d output is open drain\n", m); amp->gpio_config(m, ~2, 0); break; case 'P': diff --git a/drivers/char/pc8736x_gpio.c b/drivers/char/pc8736x_gpio.c index 11bd78c80628..645eb81cb5a9 100644 --- a/drivers/char/pc8736x_gpio.c +++ b/drivers/char/pc8736x_gpio.c @@ -212,22 +212,21 @@ static void pc8736x_gpio_change(unsigned index) pc8736x_gpio_set(index, !pc8736x_gpio_current(index)); } -static struct nsc_gpio_ops pc8736x_access = { +static struct nsc_gpio_ops pc8736x_gpio_ops = { .owner = THIS_MODULE, .gpio_config = pc8736x_gpio_configure, .gpio_dump = nsc_gpio_dump, .gpio_get = pc8736x_gpio_get, .gpio_set = pc8736x_gpio_set, - .gpio_set_high = pc8736x_gpio_set_high, - .gpio_set_low = pc8736x_gpio_set_low, .gpio_change = pc8736x_gpio_change, .gpio_current = pc8736x_gpio_current }; +EXPORT_SYMBOL(pc8736x_gpio_ops); static int pc8736x_gpio_open(struct inode *inode, struct file *file) { unsigned m = iminor(inode); - file->private_data = &pc8736x_access; + file->private_data = &pc8736x_gpio_ops; dev_dbg(&pdev->dev, "open %d\n", m); @@ -236,7 +235,7 @@ static int pc8736x_gpio_open(struct inode *inode, struct file *file) return nonseekable_open(inode, file); } -static const struct file_operations pc8736x_gpio_fops = { +static const struct file_operations pc8736x_gpio_fileops = { .owner = THIS_MODULE, .open = pc8736x_gpio_open, .write = nsc_gpio_write, @@ -278,7 +277,7 @@ static int __init pc8736x_gpio_init(void) dev_err(&pdev->dev, "no device found\n"); goto undo_platform_dev_add; } - pc8736x_access.dev = &pdev->dev; + pc8736x_gpio_ops.dev = &pdev->dev; /* Verify that chip and it's GPIO unit are both enabled. My BIOS does this, so I take minimum action here @@ -328,7 +327,7 @@ static int __init pc8736x_gpio_init(void) pc8736x_init_shadow(); /* ignore minor errs, and succeed */ - cdev_init(&pc8736x_gpio_cdev, &pc8736x_gpio_fops); + cdev_init(&pc8736x_gpio_cdev, &pc8736x_gpio_fileops); cdev_add(&pc8736x_gpio_cdev, devid, PC8736X_GPIO_CT); return 0; @@ -355,7 +354,5 @@ static void __exit pc8736x_gpio_cleanup(void) platform_device_put(pdev); } -EXPORT_SYMBOL(pc8736x_access); - module_init(pc8736x_gpio_init); module_exit(pc8736x_gpio_cleanup); diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index 6ccc364c08df..6e6a7c7a7eff 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -1245,7 +1245,7 @@ static int rtc_proc_open(struct inode *inode, struct file *file) void rtc_get_rtc_time(struct rtc_time *rtc_tm) { - unsigned long uip_watchdog = jiffies; + unsigned long uip_watchdog = jiffies, flags; unsigned char ctrl; #ifdef CONFIG_MACH_DECSTATION unsigned int real_year; @@ -1272,7 +1272,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm) * RTC has RTC_DAY_OF_WEEK, we should usually ignore it, as it is * only updated by the RTC when initially set to a non-zero value. */ - spin_lock_irq(&rtc_lock); + spin_lock_irqsave(&rtc_lock, flags); rtc_tm->tm_sec = CMOS_READ(RTC_SECONDS); rtc_tm->tm_min = CMOS_READ(RTC_MINUTES); rtc_tm->tm_hour = CMOS_READ(RTC_HOURS); @@ -1286,7 +1286,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm) real_year = CMOS_READ(RTC_DEC_YEAR); #endif ctrl = CMOS_READ(RTC_CONTROL); - spin_unlock_irq(&rtc_lock); + spin_unlock_irqrestore(&rtc_lock, flags); if (!(ctrl & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { diff --git a/drivers/char/scx200_gpio.c b/drivers/char/scx200_gpio.c index 425c58719db6..b956c7babd18 100644 --- a/drivers/char/scx200_gpio.c +++ b/drivers/char/scx200_gpio.c @@ -5,7 +5,6 @@ Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com> */ -#include <linux/config.h> #include <linux/device.h> #include <linux/fs.h> #include <linux/module.h> @@ -22,37 +21,37 @@ #include <linux/scx200_gpio.h> #include <linux/nsc_gpio.h> -#define NAME "scx200_gpio" -#define DEVNAME NAME +#define DRVNAME "scx200_gpio" static struct platform_device *pdev; MODULE_AUTHOR("Christer Weinigel <wingel@nano-system.com>"); -MODULE_DESCRIPTION("NatSemi SCx200 GPIO Pin Driver"); +MODULE_DESCRIPTION("NatSemi/AMD SCx200 GPIO Pin Driver"); MODULE_LICENSE("GPL"); static int major = 0; /* default to dynamic major */ module_param(major, int, 0); MODULE_PARM_DESC(major, "Major device number"); -struct nsc_gpio_ops scx200_access = { +#define MAX_PINS 32 /* 64 later, when known ok */ + +struct nsc_gpio_ops scx200_gpio_ops = { .owner = THIS_MODULE, .gpio_config = scx200_gpio_configure, .gpio_dump = nsc_gpio_dump, .gpio_get = scx200_gpio_get, .gpio_set = scx200_gpio_set, - .gpio_set_high = scx200_gpio_set_high, - .gpio_set_low = scx200_gpio_set_low, .gpio_change = scx200_gpio_change, .gpio_current = scx200_gpio_current }; +EXPORT_SYMBOL(scx200_gpio_ops); static int scx200_gpio_open(struct inode *inode, struct file *file) { unsigned m = iminor(inode); - file->private_data = &scx200_access; + file->private_data = &scx200_gpio_ops; - if (m > 63) + if (m >= MAX_PINS) return -EINVAL; return nonseekable_open(inode, file); } @@ -62,8 +61,7 @@ static int scx200_gpio_release(struct inode *inode, struct file *file) return 0; } - -static const struct file_operations scx200_gpio_fops = { +static const struct file_operations scx200_gpio_fileops = { .owner = THIS_MODULE, .write = nsc_gpio_write, .read = nsc_gpio_read, @@ -71,21 +69,20 @@ static const struct file_operations scx200_gpio_fops = { .release = scx200_gpio_release, }; -struct cdev *scx200_devices; -static int num_pins = 32; +struct cdev scx200_gpio_cdev; /* use 1 cdev for all pins */ static int __init scx200_gpio_init(void) { - int rc, i; - dev_t dev = MKDEV(major, 0); + int rc; + dev_t devid; if (!scx200_gpio_present()) { - printk(KERN_ERR NAME ": no SCx200 gpio present\n"); + printk(KERN_ERR DRVNAME ": no SCx200 gpio present\n"); return -ENODEV; } /* support dev_dbg() with pdev->dev */ - pdev = platform_device_alloc(DEVNAME, 0); + pdev = platform_device_alloc(DRVNAME, 0); if (!pdev) return -ENOMEM; @@ -94,37 +91,25 @@ static int __init scx200_gpio_init(void) goto undo_malloc; /* nsc_gpio uses dev_dbg(), so needs this */ - scx200_access.dev = &pdev->dev; - - if (major) - rc = register_chrdev_region(dev, num_pins, "scx200_gpio"); - else { - rc = alloc_chrdev_region(&dev, 0, num_pins, "scx200_gpio"); - major = MAJOR(dev); + scx200_gpio_ops.dev = &pdev->dev; + + if (major) { + devid = MKDEV(major, 0); + rc = register_chrdev_region(devid, MAX_PINS, "scx200_gpio"); + } else { + rc = alloc_chrdev_region(&devid, 0, MAX_PINS, "scx200_gpio"); + major = MAJOR(devid); } if (rc < 0) { dev_err(&pdev->dev, "SCx200 chrdev_region err: %d\n", rc); goto undo_platform_device_add; } - scx200_devices = kzalloc(num_pins * sizeof(struct cdev), GFP_KERNEL); - if (!scx200_devices) { - rc = -ENOMEM; - goto undo_chrdev_region; - } - for (i = 0; i < num_pins; i++) { - struct cdev *cdev = &scx200_devices[i]; - cdev_init(cdev, &scx200_gpio_fops); - cdev->owner = THIS_MODULE; - rc = cdev_add(cdev, MKDEV(major, i), 1); - /* tolerate 'minor' errors */ - if (rc) - dev_err(&pdev->dev, "Error %d on minor %d", rc, i); - } + + cdev_init(&scx200_gpio_cdev, &scx200_gpio_fileops); + cdev_add(&scx200_gpio_cdev, devid, MAX_PINS); return 0; /* succeed */ -undo_chrdev_region: - unregister_chrdev_region(dev, num_pins); undo_platform_device_add: platform_device_del(pdev); undo_malloc: @@ -135,10 +120,11 @@ undo_malloc: static void __exit scx200_gpio_cleanup(void) { - kfree(scx200_devices); - unregister_chrdev_region(MKDEV(major, 0), num_pins); + cdev_del(&scx200_gpio_cdev); + /* cdev_put(&scx200_gpio_cdev); */ + + unregister_chrdev_region(MKDEV(major, 0), MAX_PINS); platform_device_unregister(pdev); - /* kfree(pdev); */ } module_init(scx200_gpio_init); diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 6889e7db3aff..a082a2e34252 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -1141,6 +1141,7 @@ struct tpm_chip *tpm_register_hardware(struct device *dev, const struct tpm_vend put_device(dev); clear_bit(chip->dev_num, dev_mask); kfree(chip); + kfree(devname); return NULL; } diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index 3232b1932597..ee7ac6f43c65 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -424,6 +424,7 @@ static irqreturn_t tis_int_handler(int irq, void *dev_id, struct pt_regs *regs) iowrite32(interrupt, chip->vendor.iobase + TPM_INT_STATUS(chip->vendor.locality)); + ioread32(chip->vendor.iobase + TPM_INT_STATUS(chip->vendor.locality)); return IRQ_HANDLED; } @@ -431,23 +432,19 @@ static int interrupts = 1; module_param(interrupts, bool, 0444); MODULE_PARM_DESC(interrupts, "Enable interrupts"); -static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, - const struct pnp_device_id *pnp_id) +static int tpm_tis_init(struct device *dev, resource_size_t start, + resource_size_t len) { u32 vendor, intfcaps, intmask; int rc, i; - unsigned long start, len; struct tpm_chip *chip; - start = pnp_mem_start(pnp_dev, 0); - len = pnp_mem_len(pnp_dev, 0); - if (!start) start = TIS_MEM_BASE; if (!len) len = TIS_MEM_LEN; - if (!(chip = tpm_register_hardware(&pnp_dev->dev, &tpm_tis))) + if (!(chip = tpm_register_hardware(dev, &tpm_tis))) return -ENODEV; chip->vendor.iobase = ioremap(start, len); @@ -464,7 +461,7 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, chip->vendor.timeout_c = msecs_to_jiffies(TIS_SHORT_TIMEOUT); chip->vendor.timeout_d = msecs_to_jiffies(TIS_SHORT_TIMEOUT); - dev_info(&pnp_dev->dev, + dev_info(dev, "1.2 TPM (device-id 0x%X, rev-id %d)\n", vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0))); @@ -472,26 +469,26 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, intfcaps = ioread32(chip->vendor.iobase + TPM_INTF_CAPS(chip->vendor.locality)); - dev_dbg(&pnp_dev->dev, "TPM interface capabilities (0x%x):\n", + dev_dbg(dev, "TPM interface capabilities (0x%x):\n", intfcaps); if (intfcaps & TPM_INTF_BURST_COUNT_STATIC) - dev_dbg(&pnp_dev->dev, "\tBurst Count Static\n"); + dev_dbg(dev, "\tBurst Count Static\n"); if (intfcaps & TPM_INTF_CMD_READY_INT) - dev_dbg(&pnp_dev->dev, "\tCommand Ready Int Support\n"); + dev_dbg(dev, "\tCommand Ready Int Support\n"); if (intfcaps & TPM_INTF_INT_EDGE_FALLING) - dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Falling\n"); + dev_dbg(dev, "\tInterrupt Edge Falling\n"); if (intfcaps & TPM_INTF_INT_EDGE_RISING) - dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Rising\n"); + dev_dbg(dev, "\tInterrupt Edge Rising\n"); if (intfcaps & TPM_INTF_INT_LEVEL_LOW) - dev_dbg(&pnp_dev->dev, "\tInterrupt Level Low\n"); + dev_dbg(dev, "\tInterrupt Level Low\n"); if (intfcaps & TPM_INTF_INT_LEVEL_HIGH) - dev_dbg(&pnp_dev->dev, "\tInterrupt Level High\n"); + dev_dbg(dev, "\tInterrupt Level High\n"); if (intfcaps & TPM_INTF_LOCALITY_CHANGE_INT) - dev_dbg(&pnp_dev->dev, "\tLocality Change Int Support\n"); + dev_dbg(dev, "\tLocality Change Int Support\n"); if (intfcaps & TPM_INTF_STS_VALID_INT) - dev_dbg(&pnp_dev->dev, "\tSts Valid Int Support\n"); + dev_dbg(dev, "\tSts Valid Int Support\n"); if (intfcaps & TPM_INTF_DATA_AVAIL_INT) - dev_dbg(&pnp_dev->dev, "\tData Avail Int Support\n"); + dev_dbg(dev, "\tData Avail Int Support\n"); if (request_locality(chip, 0) != 0) { rc = -ENODEV; @@ -594,6 +591,16 @@ out_err: return rc; } +static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, + const struct pnp_device_id *pnp_id) +{ + resource_size_t start, len; + start = pnp_mem_start(pnp_dev, 0); + len = pnp_mem_len(pnp_dev, 0); + + return tpm_tis_init(&pnp_dev->dev, start, len); +} + static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg) { return tpm_pm_suspend(&dev->dev, msg); @@ -628,8 +635,36 @@ module_param_string(hid, tpm_pnp_tbl[TIS_HID_USR_IDX].id, sizeof(tpm_pnp_tbl[TIS_HID_USR_IDX].id), 0444); MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe"); +static struct device_driver tis_drv = { + .name = "tpm_tis", + .bus = &platform_bus_type, + .owner = THIS_MODULE, + .suspend = tpm_pm_suspend, + .resume = tpm_pm_resume, +}; + +static struct platform_device *pdev; + +static int force; +module_param(force, bool, 0444); +MODULE_PARM_DESC(force, "Force device probe rather than using ACPI entry"); static int __init init_tis(void) { + int rc; + + if (force) { + rc = driver_register(&tis_drv); + if (rc < 0) + return rc; + if (IS_ERR(pdev=platform_device_register_simple("tpm_tis", -1, NULL, 0))) + return PTR_ERR(pdev); + if((rc=tpm_tis_init(&pdev->dev, 0, 0)) != 0) { + platform_device_unregister(pdev); + driver_unregister(&tis_drv); + } + return rc; + } + return pnp_register_driver(&tis_pnp_driver); } @@ -654,7 +689,11 @@ static void __exit cleanup_tis(void) tpm_remove_hardware(chip->dev); } spin_unlock(&tis_lock); - pnp_unregister_driver(&tis_pnp_driver); + if (force) { + platform_device_unregister(pdev); + driver_unregister(&tis_drv); + } else + pnp_unregister_driver(&tis_pnp_driver); } module_init(init_tis); diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c index 1b9b1f1d4c49..8116a47b80f4 100644 --- a/drivers/char/vr41xx_giu.c +++ b/drivers/char/vr41xx_giu.c @@ -33,6 +33,7 @@ #include <asm/cpu.h> #include <asm/io.h> #include <asm/vr41xx/giu.h> +#include <asm/vr41xx/irq.h> #include <asm/vr41xx/vr41xx.h> MODULE_AUTHOR("Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>"); diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c index 17ee684144f9..b643d71298a9 100644 --- a/drivers/crypto/padlock-aes.c +++ b/drivers/crypto/padlock-aes.c @@ -59,6 +59,9 @@ #define AES_EXTENDED_KEY_SIZE 64 /* in uint32_t units */ #define AES_EXTENDED_KEY_SIZE_B (AES_EXTENDED_KEY_SIZE * sizeof(uint32_t)) +/* Whenever making any changes to the following + * structure *make sure* you keep E, d_data + * and cword aligned on 16 Bytes boundaries!!! */ struct aes_ctx { struct { struct cword encrypt; @@ -66,8 +69,10 @@ struct aes_ctx { } cword; u32 *D; int key_length; - u32 E[AES_EXTENDED_KEY_SIZE]; - u32 d_data[AES_EXTENDED_KEY_SIZE]; + u32 E[AES_EXTENDED_KEY_SIZE] + __attribute__ ((__aligned__(PADLOCK_ALIGNMENT))); + u32 d_data[AES_EXTENDED_KEY_SIZE] + __attribute__ ((__aligned__(PADLOCK_ALIGNMENT))); }; /* ====== Key management routines ====== */ diff --git a/drivers/hwmon/abituguru.c b/drivers/hwmon/abituguru.c index 59122cc0a50a..cc15c4f2e9ec 100644 --- a/drivers/hwmon/abituguru.c +++ b/drivers/hwmon/abituguru.c @@ -142,6 +142,14 @@ static const u8 abituguru_pwm_max[5] = { 0, 255, 255, 75, 75 }; static int force; module_param(force, bool, 0); MODULE_PARM_DESC(force, "Set to one to force detection."); +static int bank1_types[ABIT_UGURU_MAX_BANK1_SENSORS] = { -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }; +module_param_array(bank1_types, int, NULL, 0); +MODULE_PARM_DESC(bank1_types, "Bank1 sensortype autodetection override:\n" + " -1 autodetect\n" + " 0 volt sensor\n" + " 1 temp sensor\n" + " 2 not connected"); static int fan_sensors; module_param(fan_sensors, int, 0); MODULE_PARM_DESC(fan_sensors, "Number of fan sensors on the uGuru " @@ -397,6 +405,15 @@ abituguru_detect_bank1_sensor_type(struct abituguru_data *data, u8 val, buf[3]; int ret = ABIT_UGURU_NC; + /* If overriden by the user return the user selected type */ + if (bank1_types[sensor_addr] >= ABIT_UGURU_IN_SENSOR && + bank1_types[sensor_addr] <= ABIT_UGURU_NC) { + ABIT_UGURU_DEBUG(2, "assuming sensor type %d for bank1 sensor " + "%d because of \"bank1_types\" module param\n", + bank1_types[sensor_addr], (int)sensor_addr); + return bank1_types[sensor_addr]; + } + /* First read the sensor and the current settings */ if (abituguru_read(data, ABIT_UGURU_SENSOR_BANK1, sensor_addr, &val, 1, ABIT_UGURU_MAX_RETRIES) != 1) @@ -514,7 +531,7 @@ abituguru_detect_no_bank2_sensors(struct abituguru_data *data) { int i; - if (fan_sensors) { + if (fan_sensors > 0 && fan_sensors <= ABIT_UGURU_MAX_BANK2_SENSORS) { data->bank2_sensors = fan_sensors; ABIT_UGURU_DEBUG(2, "assuming %d fan sensors because of " "\"fan_sensors\" module param\n", @@ -568,7 +585,7 @@ abituguru_detect_no_pwms(struct abituguru_data *data) { int i, j; - if (pwms) { + if (pwms > 0 && pwms <= ABIT_UGURU_MAX_PWMS) { data->pwms = pwms; ABIT_UGURU_DEBUG(2, "assuming %d PWM outputs because of " "\"pwms\" module param\n", (int)data->pwms); diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c index df05df1a0ef6..ab230c033f99 100644 --- a/drivers/i2c/algos/i2c-algo-bit.c +++ b/drivers/i2c/algos/i2c-algo-bit.c @@ -372,7 +372,6 @@ static inline int readbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msg) while (count > 0) { inval = i2c_inb(i2c_adap); -/*printk("%#02x ",inval); if ( ! (count % 16) ) printk("\n"); */ if (inval>=0) { *temp = inval; rdcount++; @@ -544,8 +543,7 @@ int i2c_bit_add_bus(struct i2c_adapter *adap) adap->timeout = 100; /* default values, should */ adap->retries = 3; /* be replaced by defines */ - i2c_add_adapter(adap); - return 0; + return i2c_add_adapter(adap); } diff --git a/drivers/i2c/algos/i2c-algo-ite.c b/drivers/i2c/algos/i2c-algo-ite.c index 2db7bfc85225..70d8eefb5efc 100644 --- a/drivers/i2c/algos/i2c-algo-ite.c +++ b/drivers/i2c/algos/i2c-algo-ite.c @@ -742,10 +742,8 @@ int i2c_iic_add_bus(struct i2c_adapter *adap) adap->retries = 3; /* be replaced by defines */ adap->flags = 0; - i2c_add_adapter(adap); iic_init(iic_adap); - - return 0; + return i2c_add_adapter(adap); } diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c index 82946acab4c7..b88a6fcf7bd0 100644 --- a/drivers/i2c/algos/i2c-algo-pca.c +++ b/drivers/i2c/algos/i2c-algo-pca.c @@ -374,10 +374,10 @@ int i2c_pca_add_bus(struct i2c_adapter *adap) adap->timeout = 100; /* default values, should */ adap->retries = 3; /* be replaced by defines */ - rval = pca_init(pca_adap); + if ((rval = pca_init(pca_adap))) + return rval; - if (!rval) - i2c_add_adapter(adap); + rval = i2c_add_adapter(adap); return rval; } diff --git a/drivers/i2c/algos/i2c-algo-pcf.c b/drivers/i2c/algos/i2c-algo-pcf.c index 6e498df1f717..5b24930adb5a 100644 --- a/drivers/i2c/algos/i2c-algo-pcf.c +++ b/drivers/i2c/algos/i2c-algo-pcf.c @@ -479,9 +479,11 @@ int i2c_pcf_add_bus(struct i2c_adapter *adap) adap->timeout = 100; /* default values, should */ adap->retries = 3; /* be replaced by defines */ - rval = pcf_init_8584(pcf_adap); - if (!rval) - i2c_add_adapter(adap); + if ((rval = pcf_init_8584(pcf_adap))) + return rval; + + rval = i2c_add_adapter(adap); + return rval; } diff --git a/drivers/i2c/algos/i2c-algo-sibyte.c b/drivers/i2c/algos/i2c-algo-sibyte.c index 3df3f09995c2..32d41c6fac0f 100644 --- a/drivers/i2c/algos/i2c-algo-sibyte.c +++ b/drivers/i2c/algos/i2c-algo-sibyte.c @@ -173,9 +173,7 @@ int i2c_sibyte_add_bus(struct i2c_adapter *i2c_adap, int speed) printk("\n"); } - i2c_add_adapter(i2c_adap); - - return 0; + return i2c_add_adapter(i2c_adap); } diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c index aca7e1668605..48c56939c861 100644 --- a/drivers/i2c/busses/i2c-iop3xx.c +++ b/drivers/i2c/busses/i2c-iop3xx.c @@ -21,6 +21,9 @@ * - Make it work with IXP46x chips * - Cleanup function names, coding style, etc * + * - writing to slave address causes latchup on iop331. + * fix: driver refuses to address self. + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, version 2. @@ -73,12 +76,6 @@ iop3xx_i2c_reset(struct i2c_algo_iop3xx_data *iop3xx_adap) } static void -iop3xx_i2c_set_slave_addr(struct i2c_algo_iop3xx_data *iop3xx_adap) -{ - __raw_writel(MYSAR, iop3xx_adap->ioaddr + SAR_OFFSET); -} - -static void iop3xx_i2c_enable(struct i2c_algo_iop3xx_data *iop3xx_adap) { u32 cr = IOP3XX_ICR_GCD | IOP3XX_ICR_SCLEN | IOP3XX_ICR_UE; @@ -248,6 +245,13 @@ iop3xx_i2c_send_target_addr(struct i2c_algo_iop3xx_data *iop3xx_adap, int status; int rc; + /* avoid writing to my slave address (hangs on 80331), + * forbidden in Intel developer manual + */ + if (msg->addr == MYSAR) { + return -EBUSY; + } + __raw_writel(iic_cook_addr(msg), iop3xx_adap->ioaddr + DBR_OFFSET); cr &= ~(IOP3XX_ICR_MSTOP | IOP3XX_ICR_NACK); @@ -498,7 +502,6 @@ iop3xx_i2c_probe(struct platform_device *pdev) spin_lock_init(&adapter_data->lock); iop3xx_i2c_reset(adapter_data); - iop3xx_i2c_set_slave_addr(adapter_data); iop3xx_i2c_enable(adapter_data); platform_set_drvdata(pdev, new_adapter); diff --git a/drivers/i2c/busses/i2c-iop3xx.h b/drivers/i2c/busses/i2c-iop3xx.h index e46ebaea7b1e..8485861f6a36 100644 --- a/drivers/i2c/busses/i2c-iop3xx.h +++ b/drivers/i2c/busses/i2c-iop3xx.h @@ -80,7 +80,7 @@ #define IOP3XX_GPOD_I2C0 0x00c0 /* clear these bits to enable ch0 */ #define IOP3XX_GPOD_I2C1 0x0030 /* clear these bits to enable ch1 */ -#define MYSAR 0x02 /* SWAG a suitable slave address */ +#define MYSAR 0 /* default slave address */ #define I2C_ERR 321 #define I2C_ERR_BERR (I2C_ERR+0) diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c index 2a0b3be7cdd0..53bb43593863 100644 --- a/drivers/i2c/busses/i2c-powermac.c +++ b/drivers/i2c/busses/i2c-powermac.c @@ -148,8 +148,6 @@ static int i2c_powermac_master_xfer( struct i2c_adapter *adap, int read; int addrdir; - if (num != 1) - return -EINVAL; if (msgs->flags & I2C_M_TEN) return -EINVAL; read = (msgs->flags & I2C_M_RD) != 0; @@ -166,7 +164,7 @@ static int i2c_powermac_master_xfer( struct i2c_adapter *adap, rc = pmac_i2c_xfer(bus, addrdir, 0, 0, msgs->buf, msgs->len); bail: pmac_i2c_close(bus); - return rc < 0 ? rc : msgs->len; + return rc < 0 ? rc : 1; } static u32 i2c_powermac_func(struct i2c_adapter * adapter) diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c index 22a3eda04166..ced309ff056f 100644 --- a/drivers/i2c/busses/scx200_acb.c +++ b/drivers/i2c/busses/scx200_acb.c @@ -184,21 +184,21 @@ static void scx200_acb_machine(struct scx200_acb_iface *iface, u8 status) break; case state_read: - /* Set ACK if receiving the last byte */ - if (iface->len == 1) + /* Set ACK if _next_ byte will be the last one */ + if (iface->len == 2) outb(inb(ACBCTL1) | ACBCTL1_ACK, ACBCTL1); else outb(inb(ACBCTL1) & ~ACBCTL1_ACK, ACBCTL1); - *iface->ptr++ = inb(ACBSDA); - --iface->len; - - if (iface->len == 0) { + if (iface->len == 1) { iface->result = 0; iface->state = state_idle; outb(inb(ACBCTL1) | ACBCTL1_STOP, ACBCTL1); } + *iface->ptr++ = inb(ACBSDA); + --iface->len; + break; case state_write: @@ -307,8 +307,12 @@ static s32 scx200_acb_smbus_xfer(struct i2c_adapter *adapter, buffer = (u8 *)&cur_word; break; - case I2C_SMBUS_BLOCK_DATA: + case I2C_SMBUS_I2C_BLOCK_DATA: + if (rw == I2C_SMBUS_READ) + data->block[0] = I2C_SMBUS_BLOCK_MAX; /* For now */ len = data->block[0]; + if (len == 0 || len > I2C_SMBUS_BLOCK_MAX) + return -EINVAL; buffer = &data->block[1]; break; @@ -372,7 +376,7 @@ static u32 scx200_acb_func(struct i2c_adapter *adapter) { return I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE | I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA | - I2C_FUNC_SMBUS_BLOCK_DATA; + I2C_FUNC_SMBUS_I2C_BLOCK; } /* For now, we only handle combined mode (smbus) */ diff --git a/drivers/i2c/chips/pca9539.c b/drivers/i2c/chips/pca9539.c index 54b6e6a4beed..cb22280cdd27 100644 --- a/drivers/i2c/chips/pca9539.c +++ b/drivers/i2c/chips/pca9539.c @@ -134,11 +134,13 @@ static int pca9539_detect(struct i2c_adapter *adapter, int address, int kind) new_client->driver = &pca9539_driver; new_client->flags = 0; - /* Detection: the pca9539 only has 8 registers (0-7). - A read of 7 should succeed, but a read of 8 should fail. */ - if ((i2c_smbus_read_byte_data(new_client, 7) < 0) || - (i2c_smbus_read_byte_data(new_client, 8) >= 0)) - goto exit_kfree; + if (kind < 0) { + /* Detection: the pca9539 only has 8 registers (0-7). + A read of 7 should succeed, but a read of 8 should fail. */ + if ((i2c_smbus_read_byte_data(new_client, 7) < 0) || + (i2c_smbus_read_byte_data(new_client, 8) >= 0)) + goto exit_kfree; + } strlcpy(new_client->name, "pca9539", I2C_NAME_SIZE); diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index a45155f799d4..9cb277d6aa48 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -756,9 +756,9 @@ int i2c_probe(struct i2c_adapter *adapter, "parameter for adapter %d, " "addr 0x%02x\n", adap_id, address_data->ignore[j + 1]); + ignore = 1; + break; } - ignore = 1; - break; } if (ignore) continue; diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c index b7e459e4f284..602797a44208 100644 --- a/drivers/ide/legacy/ide-cs.c +++ b/drivers/ide/legacy/ide-cs.c @@ -146,16 +146,7 @@ static void ide_detach(struct pcmcia_device *link) kfree(link->priv); } /* ide_detach */ -static void idecs_mmio_fixup(ide_hwif_t *hwif) -{ - default_hwif_mmiops(hwif); - hwif->mmio = 2; - - ide_undecoded_slave(hwif); -} - -static int idecs_register(unsigned long io, unsigned long ctl, - unsigned long irq, struct pcmcia_device *handle, int is_mmio) +static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle) { hw_regs_t hw; memset(&hw, 0, sizeof(hw)); @@ -163,19 +154,7 @@ static int idecs_register(unsigned long io, unsigned long ctl, hw.irq = irq; hw.chipset = ide_pci; hw.dev = &handle->dev; - - if(is_mmio) - return ide_register_hw_with_fixup(&hw, NULL, idecs_mmio_fixup); - else - return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave); -} - -void outb_io(unsigned char value, unsigned long port) { - outb(value, port); -} - -void outb_mem(unsigned char value, unsigned long port) { - writeb(value, (void __iomem *) port); + return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave); } /*====================================================================== @@ -201,8 +180,7 @@ static int ide_config(struct pcmcia_device *link) } *stk = NULL; cistpl_cftable_entry_t *cfg; int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0; - unsigned long io_base, ctl_base, is_mmio, try_slave; - void (*my_outb)(unsigned char, unsigned long); + unsigned long io_base, ctl_base; DEBUG(0, "ide_config(0x%p)\n", link); @@ -232,7 +210,7 @@ static int ide_config(struct pcmcia_device *link) /* Not sure if this is right... look up the current Vcc */ CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &stk->conf)); - pass = io_base = ctl_base = is_mmio = try_slave = 0; + pass = io_base = ctl_base = 0; tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; tuple.Attributes = 0; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); @@ -280,45 +258,11 @@ static int ide_config(struct pcmcia_device *link) goto next_entry; io_base = link->io.BasePort1; ctl_base = link->io.BasePort1 + 0x0e; - - if (io->win[0].len >= 0x20) - try_slave = 1; - } else goto next_entry; /* If we've got this far, we're done */ break; } - if ((cfg->mem.nwin > 0) || (stk->dflt.mem.nwin > 0)) { - win_req_t req; - memreq_t map; - cistpl_mem_t *mem = (cfg->mem.nwin) ? &cfg->mem : &stk->dflt.mem; - - if (mem->win[0].len < 16) - goto next_entry; - - req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM; - req.Attributes |= WIN_ENABLE; - req.Base = mem->win[0].host_addr; - req.Size = 0; - - req.AccessSpeed = 0; - if (pcmcia_request_window(&link, &req, &link->win) != 0) - goto next_entry; - map.Page = 0; map.CardOffset = mem->win[0].card_addr; - if (pcmcia_map_mem_page(link->win, &map) != 0) - goto next_entry; - - io_base = (unsigned long) ioremap(req.Base, req.Size); - ctl_base = io_base + 0x0e; - is_mmio = 1; - - if (mem->win[0].len >= 0x20) - try_slave = 1; - - break; - } - next_entry: if (cfg->flags & CISTPL_CFTABLE_DEFAULT) memcpy(&stk->dflt, cfg, sizeof(stk->dflt)); @@ -334,26 +278,21 @@ static int ide_config(struct pcmcia_device *link) CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); - if(is_mmio) - my_outb = outb_mem; - else - my_outb = outb_io; - /* disable drive interrupts during IDE probe */ - my_outb(0x02, ctl_base); + outb(0x02, ctl_base); /* special setup for KXLC005 card */ if (is_kme) - my_outb(0x81, ctl_base+1); + outb(0x81, ctl_base+1); /* retry registration in case device is still spinning up */ for (hd = -1, i = 0; i < 10; i++) { - hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link, is_mmio); + hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link); if (hd >= 0) break; - if (try_slave) { - my_outb(0x02, ctl_base + 0x10); + if (link->io.NumPorts1 == 0x20) { + outb(0x02, ctl_base + 0x10); hd = idecs_register(io_base + 0x10, ctl_base + 0x10, - link->irq.AssignedIRQ, link, is_mmio); + link->irq.AssignedIRQ, link); if (hd >= 0) { io_base += 0x10; ctl_base += 0x10; diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index f82e82109728..2f962cfa3f7f 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -212,6 +212,9 @@ static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_devi (!(PCI_FUNC(dev->devfn) & 1))) goto out; + if (dev->vendor == PCI_VENDOR_ID_JMICRON && PCI_FUNC(dev->devfn) != 1) + goto out; + pci_read_config_word(dev, PCI_COMMAND, &command); if (!(command & PCI_COMMAND_IO)) { printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name); @@ -239,6 +242,11 @@ static struct pci_device_id generic_pci_tbl[] = { { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12}, { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13}, { PCI_VENDOR_ID_NETCELL,PCI_DEVICE_ID_REVOLUTION, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 15}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 16}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19}, /* Must come last. If you add entries adjust this table appropriately and the init_one code */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0}, { 0, }, diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 3f6705f3083a..f85c97f7500a 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -701,7 +701,7 @@ static void cm_reset_to_idle(struct cm_id_private *cm_id_priv) } } -void ib_destroy_cm_id(struct ib_cm_id *cm_id) +static void cm_destroy_id(struct ib_cm_id *cm_id, int err) { struct cm_id_private *cm_id_priv; struct cm_work *work; @@ -735,12 +735,22 @@ retest: sizeof cm_id_priv->av.port->cm_dev->ca_guid, NULL, 0); break; + case IB_CM_REQ_RCVD: + if (err == -ENOMEM) { + /* Do not reject to allow future retries. */ + cm_reset_to_idle(cm_id_priv); + spin_unlock_irqrestore(&cm_id_priv->lock, flags); + } else { + spin_unlock_irqrestore(&cm_id_priv->lock, flags); + ib_send_cm_rej(cm_id, IB_CM_REJ_CONSUMER_DEFINED, + NULL, 0, NULL, 0); + } + break; case IB_CM_MRA_REQ_RCVD: case IB_CM_REP_SENT: case IB_CM_MRA_REP_RCVD: ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg); /* Fall through */ - case IB_CM_REQ_RCVD: case IB_CM_MRA_REQ_SENT: case IB_CM_REP_RCVD: case IB_CM_MRA_REP_SENT: @@ -775,6 +785,11 @@ retest: kfree(cm_id_priv->private_data); kfree(cm_id_priv); } + +void ib_destroy_cm_id(struct ib_cm_id *cm_id) +{ + cm_destroy_id(cm_id, 0); +} EXPORT_SYMBOL(ib_destroy_cm_id); int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask, @@ -1163,7 +1178,7 @@ static void cm_process_work(struct cm_id_private *cm_id_priv, } cm_deref_id(cm_id_priv); if (ret) - ib_destroy_cm_id(&cm_id_priv->id); + cm_destroy_id(&cm_id_priv->id, ret); } static void cm_format_mra(struct cm_mra_msg *mra_msg, diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 863f64befc7c..d6f99d5720fc 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -262,14 +262,14 @@ static void cma_detach_from_dev(struct rdma_id_private *id_priv) static int cma_acquire_ib_dev(struct rdma_id_private *id_priv) { struct cma_device *cma_dev; - union ib_gid *gid; + union ib_gid gid; int ret = -ENODEV; - gid = ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr); + ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid), mutex_lock(&lock); list_for_each_entry(cma_dev, &dev_list, list) { - ret = ib_find_cached_gid(cma_dev->device, gid, + ret = ib_find_cached_gid(cma_dev->device, &gid, &id_priv->id.port_num, NULL); if (!ret) { cma_attach_to_dev(id_priv, cma_dev); @@ -812,6 +812,7 @@ static int cma_ib_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event) cma_modify_qp_err(&id_priv->id); status = ib_event->param.rej_rcvd.reason; event = RDMA_CM_EVENT_REJECTED; + private_data_len = IB_CM_REJ_PRIVATE_DATA_SIZE; break; default: printk(KERN_ERR "RDMA CMA: unexpected IB CM event: %d", @@ -1134,8 +1135,8 @@ static int cma_query_ib_route(struct rdma_id_private *id_priv, int timeout_ms, struct ib_sa_path_rec path_rec; memset(&path_rec, 0, sizeof path_rec); - path_rec.sgid = *ib_addr_get_sgid(addr); - path_rec.dgid = *ib_addr_get_dgid(addr); + ib_addr_get_sgid(addr, &path_rec.sgid); + ib_addr_get_dgid(addr, &path_rec.dgid); path_rec.pkey = cpu_to_be16(ib_addr_get_pkey(addr)); path_rec.numb_path = 1; @@ -1263,7 +1264,7 @@ static int cma_bind_loopback(struct rdma_id_private *id_priv) { struct cma_device *cma_dev; struct ib_port_attr port_attr; - union ib_gid *gid; + union ib_gid gid; u16 pkey; int ret; u8 p; @@ -1284,8 +1285,7 @@ static int cma_bind_loopback(struct rdma_id_private *id_priv) } port_found: - gid = ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr); - ret = ib_get_cached_gid(cma_dev->device, p, 0, gid); + ret = ib_get_cached_gid(cma_dev->device, p, 0, &gid); if (ret) goto out; @@ -1293,6 +1293,7 @@ port_found: if (ret) goto out; + ib_addr_set_sgid(&id_priv->id.route.addr.dev_addr, &gid); ib_addr_set_pkey(&id_priv->id.route.addr.dev_addr, pkey); id_priv->id.port_num = p; cma_attach_to_dev(id_priv, cma_dev); @@ -1339,6 +1340,7 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv) { struct cma_work *work; struct sockaddr_in *src_in, *dst_in; + union ib_gid gid; int ret; work = kzalloc(sizeof *work, GFP_KERNEL); @@ -1351,8 +1353,8 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv) goto err; } - ib_addr_set_dgid(&id_priv->id.route.addr.dev_addr, - ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr)); + ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid); + ib_addr_set_dgid(&id_priv->id.route.addr.dev_addr, &gid); if (cma_zero_addr(&id_priv->id.route.addr.src_addr)) { src_in = (struct sockaddr_in *)&id_priv->id.route.addr.src_addr; diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c index 615fe9cc6c56..86a3b2d401db 100644 --- a/drivers/infiniband/core/fmr_pool.c +++ b/drivers/infiniband/core/fmr_pool.c @@ -426,7 +426,7 @@ EXPORT_SYMBOL(ib_flush_fmr_pool); struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle, u64 *page_list, int list_len, - u64 *io_virtual_address) + u64 io_virtual_address) { struct ib_fmr_pool *pool = pool_handle; struct ib_pool_fmr *fmr; @@ -440,7 +440,7 @@ struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle, fmr = ib_fmr_cache_lookup(pool, page_list, list_len, - *io_virtual_address); + io_virtual_address); if (fmr) { /* found in cache */ ++fmr->ref_count; @@ -464,7 +464,7 @@ struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle, spin_unlock_irqrestore(&pool->pool_lock, flags); result = ib_map_phys_fmr(fmr->fmr, page_list, list_len, - *io_virtual_address); + io_virtual_address); if (result) { spin_lock_irqsave(&pool->pool_lock, flags); @@ -481,7 +481,7 @@ struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle, fmr->ref_count = 1; if (pool->cache_bucket) { - fmr->io_virtual_address = *io_virtual_address; + fmr->io_virtual_address = io_virtual_address; fmr->page_list_len = list_len; memcpy(fmr->page_list, page_list, list_len * sizeof(*page_list)); diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index e911c99ff843..aeda484ffd82 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -488,13 +488,13 @@ static void init_mad(struct ib_sa_mad *mad, struct ib_mad_agent *agent) spin_unlock_irqrestore(&tid_lock, flags); } -static int send_mad(struct ib_sa_query *query, int timeout_ms) +static int send_mad(struct ib_sa_query *query, int timeout_ms, gfp_t gfp_mask) { unsigned long flags; int ret, id; retry: - if (!idr_pre_get(&query_idr, GFP_ATOMIC)) + if (!idr_pre_get(&query_idr, gfp_mask)) return -ENOMEM; spin_lock_irqsave(&idr_lock, flags); ret = idr_get_new(&query_idr, query, &id); @@ -630,7 +630,7 @@ int ib_sa_path_rec_get(struct ib_device *device, u8 port_num, *sa_query = &query->sa_query; - ret = send_mad(&query->sa_query, timeout_ms); + ret = send_mad(&query->sa_query, timeout_ms, gfp_mask); if (ret < 0) goto err2; @@ -752,7 +752,7 @@ int ib_sa_service_rec_query(struct ib_device *device, u8 port_num, u8 method, *sa_query = &query->sa_query; - ret = send_mad(&query->sa_query, timeout_ms); + ret = send_mad(&query->sa_query, timeout_ms, gfp_mask); if (ret < 0) goto err2; @@ -844,7 +844,7 @@ int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num, *sa_query = &query->sa_query; - ret = send_mad(&query->sa_query, timeout_ms); + ret = send_mad(&query->sa_query, timeout_ms, gfp_mask); if (ret < 0) goto err2; diff --git a/drivers/infiniband/hw/mthca/mthca_av.c b/drivers/infiniband/hw/mthca/mthca_av.c index b12aa03be251..e215041b2db9 100644 --- a/drivers/infiniband/hw/mthca/mthca_av.c +++ b/drivers/infiniband/hw/mthca/mthca_av.c @@ -303,9 +303,10 @@ int mthca_ah_query(struct ib_ah *ibah, struct ib_ah_attr *attr) memset(attr, 0, sizeof *attr); attr->dlid = be16_to_cpu(ah->av->dlid); attr->sl = be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28; - attr->static_rate = ah->av->msg_sr & 0x7; - attr->src_path_bits = ah->av->g_slid & 0x7F; attr->port_num = be32_to_cpu(ah->av->port_pd) >> 24; + attr->static_rate = mthca_rate_to_ib(dev, ah->av->msg_sr & 0x7, + attr->port_num); + attr->src_path_bits = ah->av->g_slid & 0x7F; attr->ah_flags = mthca_ah_grh_present(ah) ? IB_AH_GRH : 0; if (attr->ah_flags) { diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index 490fc783bb0c..cd8b6721ac9c 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -222,9 +222,8 @@ static void *get_send_wqe(struct mthca_qp *qp, int n) (PAGE_SIZE - 1)); } -static void mthca_wq_init(struct mthca_wq *wq) +static void mthca_wq_reset(struct mthca_wq *wq) { - /* mthca_alloc_qp_common() initializes the locks */ wq->next_ind = 0; wq->last_comp = wq->max - 1; wq->head = 0; @@ -845,10 +844,10 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq), qp->qpn, qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); - mthca_wq_init(&qp->sq); + mthca_wq_reset(&qp->sq); qp->sq.last = get_send_wqe(qp, qp->sq.max - 1); - mthca_wq_init(&qp->rq); + mthca_wq_reset(&qp->rq); qp->rq.last = get_recv_wqe(qp, qp->rq.max - 1); if (mthca_is_memfree(dev)) { @@ -1112,9 +1111,9 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev, qp->atomic_rd_en = 0; qp->resp_depth = 0; qp->sq_policy = send_policy; - mthca_wq_init(&qp->sq); - mthca_wq_init(&qp->rq); - /* these are initialized separately so lockdep can tell them apart */ + mthca_wq_reset(&qp->sq); + mthca_wq_reset(&qp->rq); + spin_lock_init(&qp->sq.lock); spin_lock_init(&qp->rq.lock); diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index ff117bbf81b4..72febf1f8ff8 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -594,7 +594,7 @@ int iser_reg_page_vec(struct iser_conn *ib_conn, mem = ib_fmr_pool_map_phys(ib_conn->fmr_pool, page_list, page_vec->length, - &io_addr); + io_addr); if (IS_ERR(mem)) { status = (int)PTR_ERR(mem); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 4e22afef7206..8f472e7113b4 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -615,9 +615,10 @@ static int srp_map_fmr(struct srp_device *dev, struct scatterlist *scat, (sg_dma_address(&scat[i]) & dev->fmr_page_mask) + j; req->fmr = ib_fmr_pool_map_phys(dev->fmr_pool, - dma_pages, page_cnt, &io_addr); + dma_pages, page_cnt, io_addr); if (IS_ERR(req->fmr)) { ret = PTR_ERR(req->fmr); + req->fmr = NULL; goto out; } diff --git a/drivers/leds/leds-net48xx.c b/drivers/leds/leds-net48xx.c index 35ee52f9b79e..713c4a8aa77d 100644 --- a/drivers/leds/leds-net48xx.c +++ b/drivers/leds/leds-net48xx.c @@ -18,6 +18,7 @@ #include <asm/io.h> #include <linux/scx200_gpio.h> +#define DRVNAME "net48xx-led" #define NET48XX_ERROR_LED_GPIO 20 static struct platform_device *pdev; @@ -66,13 +67,13 @@ static int net48xx_led_remove(struct platform_device *pdev) } static struct platform_driver net48xx_led_driver = { - .driver.owner = THIS_MODULE, .probe = net48xx_led_probe, .remove = net48xx_led_remove, .suspend = net48xx_led_suspend, .resume = net48xx_led_resume, .driver = { - .name = "net48xx-led", + .name = DRVNAME, + .owner = THIS_MODULE, }, }; @@ -89,7 +90,7 @@ static int __init net48xx_led_init(void) if (ret < 0) goto out; - pdev = platform_device_register_simple("net48xx-led", -1, NULL, 0); + pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0); if (IS_ERR(pdev)) { ret = PTR_ERR(pdev); platform_driver_unregister(&net48xx_led_driver); diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c index 632bc218c86a..2bf32721eb53 100644 --- a/drivers/mfd/ucb1x00-core.c +++ b/drivers/mfd/ucb1x00-core.c @@ -479,7 +479,7 @@ static int ucb1x00_probe(struct mcp *mcp) mcp_enable(mcp); id = mcp_reg_read(mcp, UCB_ID); - if (id != UCB_ID_1200 && id != UCB_ID_1300) { + if (id != UCB_ID_1200 && id != UCB_ID_1300 && id != UCB_ID_TC35143) { printk(KERN_WARNING "UCB1x00 ID not found: %04x\n", id); goto err_disable; } diff --git a/drivers/mfd/ucb1x00.h b/drivers/mfd/ucb1x00.h index 9c9a647d8b7b..ca8df8072d43 100644 --- a/drivers/mfd/ucb1x00.h +++ b/drivers/mfd/ucb1x00.h @@ -94,6 +94,7 @@ #define UCB_ID 0x0c #define UCB_ID_1200 0x1004 #define UCB_ID_1300 0x1005 +#define UCB_ID_TC35143 0x9712 #define UCB_MODE 0x0d #define UCB_MODE_DYN_VFLAG_ENA (1 << 12) diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 893319108ba4..4e21b3b9d330 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -565,7 +565,7 @@ static void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd) if (cmd->data) flags |= SDHCI_CMD_DATA; - writel(SDHCI_MAKE_CMD(cmd->opcode, flags), + writew(SDHCI_MAKE_CMD(cmd->opcode, flags), host->ioaddr + SDHCI_COMMAND); } @@ -1193,10 +1193,8 @@ static int __devinit sdhci_probe_slot(struct pci_dev *pdev, int slot) version = (version & SDHCI_SPEC_VER_MASK) >> SDHCI_SPEC_VER_SHIFT; if (version != 0) { printk(KERN_ERR "%s: Unknown controller version (%d). " - "Cowardly refusing to continue.\n", host->slot_descr, + "You may experience problems.\n", host->slot_descr, version); - ret = -ENODEV; - goto unmap; } caps = readl(host->ioaddr + SDHCI_CAPABILITIES); diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c index c92ac9fde083..2c09ec908a3f 100644 --- a/drivers/net/wan/c101.c +++ b/drivers/net/wan/c101.c @@ -116,27 +116,33 @@ static inline void openwin(card_t *card, u8 page) #include "hd6457x.c" +static inline void set_carrier(port_t *port) +{ + if (!sca_in(MSCI1_OFFSET + ST3, port) & ST3_DCD) + netif_carrier_on(port_to_dev(port)); + else + netif_carrier_off(port_to_dev(port)); +} + + static void sca_msci_intr(port_t *port) { - struct net_device *dev = port_to_dev(port); - card_t* card = port_to_card(port); - u8 stat = sca_in(MSCI1_OFFSET + ST1, card); /* read MSCI ST1 status */ + u8 stat = sca_in(MSCI1_OFFSET + ST1, port); /* read MSCI ST1 status */ /* Reset MSCI TX underrun status bit */ - sca_out(stat & ST1_UDRN, MSCI0_OFFSET + ST1, card); + sca_out(stat & ST1_UDRN, MSCI0_OFFSET + ST1, port); if (stat & ST1_UDRN) { - struct net_device_stats *stats = hdlc_stats(dev); + struct net_device_stats *stats = hdlc_stats(port_to_dev(port)); stats->tx_errors++; /* TX Underrun error detected */ stats->tx_fifo_errors++; } /* Reset MSCI CDCD status bit - uses ch#2 DCD input */ - sca_out(stat & ST1_CDCD, MSCI1_OFFSET + ST1, card); + sca_out(stat & ST1_CDCD, MSCI1_OFFSET + ST1, port); if (stat & ST1_CDCD) - hdlc_set_carrier(!(sca_in(MSCI1_OFFSET + ST3, card) & ST3_DCD), - dev); + set_carrier(port); } @@ -190,7 +196,7 @@ static int c101_open(struct net_device *dev) sca_out(IE1_UDRN, MSCI0_OFFSET + IE1, port); sca_out(IE0_TXINT, MSCI0_OFFSET + IE0, port); - hdlc_set_carrier(!(sca_in(MSCI1_OFFSET + ST3, port) & ST3_DCD), dev); + set_carrier(port); printk(KERN_DEBUG "0x%X\n", sca_in(MSCI1_OFFSET + ST3, port)); /* enable MSCI1 CDCD interrupt */ @@ -378,7 +384,7 @@ static int __init c101_run(unsigned long irq, unsigned long winbase) } sca_init_sync_port(card); /* Set up C101 memory */ - hdlc_set_carrier(!(sca_in(MSCI1_OFFSET + ST3, card) & ST3_DCD), dev); + set_carrier(card); printk(KERN_INFO "%s: Moxa C101 on IRQ%u," " using %u TX + %u RX packets rings\n", diff --git a/drivers/net/wan/hd6457x.c b/drivers/net/wan/hd6457x.c index d3743321a977..dce2bb317b82 100644 --- a/drivers/net/wan/hd6457x.c +++ b/drivers/net/wan/hd6457x.c @@ -168,6 +168,23 @@ static inline u32 buffer_offset(port_t *port, u16 desc, int transmit) } +static inline void sca_set_carrier(port_t *port) +{ + if (!(sca_in(get_msci(port) + ST3, port_to_card(port)) & ST3_DCD)) { +#ifdef DEBUG_LINK + printk(KERN_DEBUG "%s: sca_set_carrier on\n", + port_to_dev(port)->name); +#endif + netif_carrier_on(port_to_dev(port)); + } else { +#ifdef DEBUG_LINK + printk(KERN_DEBUG "%s: sca_set_carrier off\n", + port_to_dev(port)->name); +#endif + netif_carrier_off(port_to_dev(port)); + } +} + static void sca_init_sync_port(port_t *port) { @@ -237,9 +254,7 @@ static void sca_init_sync_port(port_t *port) sca_out(DIR_BOFE, DIR_TX(phy_node(port)), card); } } - - hdlc_set_carrier(!(sca_in(get_msci(port) + ST3, card) & ST3_DCD), - port_to_dev(port)); + sca_set_carrier(port); } @@ -262,8 +277,7 @@ static inline void sca_msci_intr(port_t *port) } if (stat & ST1_CDCD) - hdlc_set_carrier(!(sca_in(msci + ST3, card) & ST3_DCD), - port_to_dev(port)); + sca_set_carrier(port); } #endif @@ -566,7 +580,7 @@ static void sca_open(struct net_device *dev) - all DMA interrupts */ - hdlc_set_carrier(!(sca_in(msci + ST3, card) & ST3_DCD), dev); + sca_set_carrier(port); #ifdef __HD64570_H /* MSCI TX INT and RX INT A IRQ enable */ diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index 1fd04662c4fc..f289daba0c7b 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -192,9 +192,7 @@ static int cisco_rx(struct sk_buff *skb) "uptime %ud%uh%um%us)\n", dev->name, days, hrs, min, sec); -#if 0 - netif_carrier_on(dev); -#endif + netif_dormant_off(dev); hdlc->state.cisco.up = 1; } } @@ -227,9 +225,7 @@ static void cisco_timer(unsigned long arg) hdlc->state.cisco.settings.timeout * HZ)) { hdlc->state.cisco.up = 0; printk(KERN_INFO "%s: Link down\n", dev->name); -#if 0 - netif_carrier_off(dev); -#endif + netif_dormant_on(dev); } cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, @@ -265,10 +261,7 @@ static void cisco_stop(struct net_device *dev) { hdlc_device *hdlc = dev_to_hdlc(dev); del_timer_sync(&hdlc->state.cisco.timer); -#if 0 - if (netif_carrier_ok(dev)) - netif_carrier_off(dev); -#endif + netif_dormant_on(dev); hdlc->state.cisco.up = 0; hdlc->state.cisco.request_sent = 0; } @@ -328,6 +321,7 @@ int hdlc_cisco_ioctl(struct net_device *dev, struct ifreq *ifr) dev->type = ARPHRD_CISCO; dev->flags = IFF_POINTOPOINT | IFF_NOARP; dev->addr_len = 0; + netif_dormant_on(dev); return 0; } diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 523afe17564e..7bb737bbdeb9 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -301,7 +301,7 @@ static int pvc_open(struct net_device *dev) if (pvc->open_count++ == 0) { hdlc_device *hdlc = dev_to_hdlc(pvc->master); if (hdlc->state.fr.settings.lmi == LMI_NONE) - pvc->state.active = hdlc->carrier; + pvc->state.active = netif_carrier_ok(pvc->master); pvc_carrier(pvc->state.active, pvc); hdlc->state.fr.dce_changed = 1; @@ -545,11 +545,7 @@ static void fr_set_link_state(int reliable, struct net_device *dev) hdlc->state.fr.reliable = reliable; if (reliable) { -#if 0 - if (!netif_carrier_ok(dev)) - netif_carrier_on(dev); -#endif - + netif_dormant_off(dev); hdlc->state.fr.n391cnt = 0; /* Request full status */ hdlc->state.fr.dce_changed = 1; @@ -562,11 +558,7 @@ static void fr_set_link_state(int reliable, struct net_device *dev) } } } else { -#if 0 - if (netif_carrier_ok(dev)) - netif_carrier_off(dev); -#endif - + netif_dormant_on(dev); while (pvc) { /* Deactivate all PVCs */ pvc_carrier(0, pvc); pvc->state.exist = pvc->state.active = 0; diff --git a/drivers/net/wan/hdlc_generic.c b/drivers/net/wan/hdlc_generic.c index b7da55140fbd..04ca1f7b6424 100644 --- a/drivers/net/wan/hdlc_generic.c +++ b/drivers/net/wan/hdlc_generic.c @@ -34,10 +34,11 @@ #include <linux/inetdevice.h> #include <linux/lapb.h> #include <linux/rtnetlink.h> +#include <linux/notifier.h> #include <linux/hdlc.h> -static const char* version = "HDLC support module revision 1.18"; +static const char* version = "HDLC support module revision 1.19"; #undef DEBUG_LINK @@ -73,57 +74,51 @@ static int hdlc_rcv(struct sk_buff *skb, struct net_device *dev, -static void __hdlc_set_carrier_on(struct net_device *dev) +static inline void hdlc_proto_start(struct net_device *dev) { hdlc_device *hdlc = dev_to_hdlc(dev); if (hdlc->proto.start) return hdlc->proto.start(dev); -#if 0 -#ifdef DEBUG_LINK - if (netif_carrier_ok(dev)) - printk(KERN_ERR "hdlc_set_carrier_on(): already on\n"); -#endif - netif_carrier_on(dev); -#endif } -static void __hdlc_set_carrier_off(struct net_device *dev) +static inline void hdlc_proto_stop(struct net_device *dev) { hdlc_device *hdlc = dev_to_hdlc(dev); if (hdlc->proto.stop) return hdlc->proto.stop(dev); - -#if 0 -#ifdef DEBUG_LINK - if (!netif_carrier_ok(dev)) - printk(KERN_ERR "hdlc_set_carrier_off(): already off\n"); -#endif - netif_carrier_off(dev); -#endif } -void hdlc_set_carrier(int on, struct net_device *dev) +static int hdlc_device_event(struct notifier_block *this, unsigned long event, + void *ptr) { - hdlc_device *hdlc = dev_to_hdlc(dev); + struct net_device *dev = ptr; + hdlc_device *hdlc; unsigned long flags; - on = on ? 1 : 0; + int on; + + if (dev->get_stats != hdlc_get_stats) + return NOTIFY_DONE; /* not an HDLC device */ + + if (event != NETDEV_CHANGE) + return NOTIFY_DONE; /* Only interrested in carrier changes */ + + on = netif_carrier_ok(dev); #ifdef DEBUG_LINK - printk(KERN_DEBUG "hdlc_set_carrier %i\n", on); + printk(KERN_DEBUG "%s: hdlc_device_event NETDEV_CHANGE, carrier %i\n", + dev->name, on); #endif + hdlc = dev_to_hdlc(dev); spin_lock_irqsave(&hdlc->state_lock, flags); if (hdlc->carrier == on) goto carrier_exit; /* no change in DCD line level */ -#ifdef DEBUG_LINK - printk(KERN_INFO "%s: carrier %s\n", dev->name, on ? "ON" : "off"); -#endif hdlc->carrier = on; if (!hdlc->open) @@ -131,14 +126,15 @@ void hdlc_set_carrier(int on, struct net_device *dev) if (hdlc->carrier) { printk(KERN_INFO "%s: Carrier detected\n", dev->name); - __hdlc_set_carrier_on(dev); + hdlc_proto_start(dev); } else { printk(KERN_INFO "%s: Carrier lost\n", dev->name); - __hdlc_set_carrier_off(dev); + hdlc_proto_stop(dev); } carrier_exit: spin_unlock_irqrestore(&hdlc->state_lock, flags); + return NOTIFY_DONE; } @@ -165,7 +161,7 @@ int hdlc_open(struct net_device *dev) if (hdlc->carrier) { printk(KERN_INFO "%s: Carrier detected\n", dev->name); - __hdlc_set_carrier_on(dev); + hdlc_proto_start(dev); } else printk(KERN_INFO "%s: No carrier\n", dev->name); @@ -190,7 +186,7 @@ void hdlc_close(struct net_device *dev) hdlc->open = 0; if (hdlc->carrier) - __hdlc_set_carrier_off(dev); + hdlc_proto_stop(dev); spin_unlock_irq(&hdlc->state_lock); @@ -303,7 +299,6 @@ MODULE_LICENSE("GPL v2"); EXPORT_SYMBOL(hdlc_open); EXPORT_SYMBOL(hdlc_close); -EXPORT_SYMBOL(hdlc_set_carrier); EXPORT_SYMBOL(hdlc_ioctl); EXPORT_SYMBOL(hdlc_setup); EXPORT_SYMBOL(alloc_hdlcdev); @@ -315,9 +310,18 @@ static struct packet_type hdlc_packet_type = { }; +static struct notifier_block hdlc_notifier = { + .notifier_call = hdlc_device_event, +}; + + static int __init hdlc_module_init(void) { + int result; + printk(KERN_INFO "%s\n", version); + if ((result = register_netdevice_notifier(&hdlc_notifier)) != 0) + return result; dev_add_pack(&hdlc_packet_type); return 0; } @@ -327,6 +331,7 @@ static int __init hdlc_module_init(void) static void __exit hdlc_module_exit(void) { dev_remove_pack(&hdlc_packet_type); + unregister_netdevice_notifier(&hdlc_notifier); } diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c index d564224cdca9..b2031dfc4bb1 100644 --- a/drivers/net/wan/wanxl.c +++ b/drivers/net/wan/wanxl.c @@ -149,7 +149,10 @@ static inline void wanxl_cable_intr(port_t *port) printk(KERN_INFO "%s: %s%s module, %s cable%s%s\n", port->dev->name, pm, dte, cable, dsr, dcd); - hdlc_set_carrier(value & STATUS_CABLE_DCD, port->dev); + if (value & STATUS_CABLE_DCD) + netif_carrier_on(port->dev); + else + netif_carrier_off(port->dev); } diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 36bc7c415af7..a83c1f5735d6 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -47,13 +47,13 @@ msi_register(struct msi_ops *ops) static void msi_cache_ctor(void *p, kmem_cache_t *cache, unsigned long flags) { - memset(p, 0, NR_IRQS * sizeof(struct msi_desc)); + memset(p, 0, sizeof(struct msi_desc)); } static int msi_cache_init(void) { msi_cachep = kmem_cache_create("msi_cache", - NR_IRQS * sizeof(struct msi_desc), + sizeof(struct msi_desc), 0, SLAB_HWCACHE_ALIGN, msi_cache_ctor, NULL); if (!msi_cachep) return -ENOMEM; diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index cf57d7de3765..9f79dd6d51ab 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -19,6 +19,7 @@ #include <asm/dma.h> /* isa_dma_bridge_buggy */ #include "pci.h" +unsigned int pci_pm_d3_delay = 10; /** * pci_bus_max_busnr - returns maximum PCI bus number of given bus' children @@ -313,6 +314,14 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state) } else if (dev->current_state == state) return 0; /* we're already there */ + /* + * If the device or the parent bridge can't support PCI PM, ignore + * the request if we're doing anything besides putting it into D0 + * (which would only happen on boot). + */ + if ((state == PCI_D1 || state == PCI_D2) && pci_no_d1d2(dev)) + return 0; + /* find PCI PM capability in list */ pm = pci_find_capability(dev, PCI_CAP_ID_PM); @@ -363,7 +372,7 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state) /* Mandatory power management transition delays */ /* see PCI PM 1.1 5.6.1 table 18 */ if (state == PCI_D3hot || dev->current_state == PCI_D3hot) - msleep(10); + msleep(pci_pm_d3_delay); else if (state == PCI_D2 || dev->current_state == PCI_D2) udelay(200); diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 9cc842b666eb..08d58fc78ee1 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -47,7 +47,7 @@ extern int pci_msi_quirk; #else #define pci_msi_quirk 0 #endif - +extern unsigned int pci_pm_d3_delay; #ifdef CONFIG_PCI_MSI void disable_msi_mode(struct pci_dev *dev, int pos, int type); void pci_no_msi(void); @@ -66,7 +66,15 @@ static inline int pci_save_msix_state(struct pci_dev *dev) { return 0; } static inline void pci_restore_msi_state(struct pci_dev *dev) {} static inline void pci_restore_msix_state(struct pci_dev *dev) {} #endif +static inline int pci_no_d1d2(struct pci_dev *dev) +{ + unsigned int parent_dstates = 0; + if (dev->bus->self) + parent_dstates = dev->bus->self->no_d1d2; + return (dev->no_d1d2 || parent_dstates); + +} extern int pcie_mch_quirk; extern struct device_attribute pci_dev_attrs[]; extern struct class_device_attribute class_device_attr_cpuaffinity; diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index d1d7333bb71b..e3c78c39b7e4 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -400,6 +400,7 @@ static void __devinit quirk_piix4_acpi(struct pci_dev *dev) piix4_io_quirk(dev, "PIIX4 devres J", 0x7c, 1 << 20); } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_3, quirk_piix4_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443MX_3, quirk_piix4_acpi ); /* * ICH4, ICH4-M, ICH5, ICH5-M ACPI: Three IO regions pointed to by longwords at @@ -682,6 +683,33 @@ static void __devinit quirk_vt82c598_id(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C597_0, quirk_vt82c598_id ); +#ifdef CONFIG_ACPI_SLEEP + +/* + * Some VIA systems boot with the abnormal status flag set. This can cause + * the BIOS to re-POST the system on resume rather than passing control + * back to the OS. Clear the flag on boot + */ +static void __devinit quirk_via_abnormal_poweroff(struct pci_dev *dev) +{ + u32 reg; + + acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_STATUS, + ®); + + if (reg & 0x800) { + printk("Clearing abnormal poweroff flag\n"); + acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_STATUS, + (u16)0x800); + } +} + +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, quirk_via_abnormal_poweroff); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, quirk_via_abnormal_poweroff); + +#endif + /* * CardBus controllers have a legacy base address that enables them * to respond as i82365 pcmcia controllers. We don't want them to @@ -1174,6 +1202,55 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_962, quirk_sis_96x_ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_963, quirk_sis_96x_smbus ); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC, quirk_sis_96x_smbus ); +#if defined(CONFIG_SCSI_SATA) || defined(CONFIG_SCSI_SATA_MODULE) + +/* + * If we are using libata we can drive this chip properly but must + * do this early on to make the additional device appear during + * the PCI scanning. + */ + +static void __devinit quirk_jmicron_dualfn(struct pci_dev *pdev) +{ + u32 conf; + u8 hdr; + + /* Only poke fn 0 */ + if (PCI_FUNC(pdev->devfn)) + return; + + switch(pdev->device) { + case PCI_DEVICE_ID_JMICRON_JMB365: + case PCI_DEVICE_ID_JMICRON_JMB366: + /* Redirect IDE second PATA port to the right spot */ + pci_read_config_dword(pdev, 0x80, &conf); + conf |= (1 << 24); + /* Fall through */ + pci_write_config_dword(pdev, 0x80, conf); + case PCI_DEVICE_ID_JMICRON_JMB361: + case PCI_DEVICE_ID_JMICRON_JMB363: + pci_read_config_dword(pdev, 0x40, &conf); + /* Enable dual function mode, AHCI on fn 0, IDE fn1 */ + /* Set the class codes correctly and then direct IDE 0 */ + conf &= ~0x000F0200; /* Clear bit 9 and 16-19 */ + conf |= 0x00C20002; /* Set bit 1, 17, 22, 23 */ + pci_write_config_dword(pdev, 0x40, conf); + + /* Reconfigure so that the PCI scanner discovers the + device is now multifunction */ + + pci_read_config_byte(pdev, PCI_HEADER_TYPE, &hdr); + pdev->hdr_type = hdr & 0x7f; + pdev->multifunction = !!(hdr & 0x80); + + break; + } +} + +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, quirk_jmicron_dualfn); + +#endif + #ifdef CONFIG_X86_IO_APIC static void __init quirk_alder_ioapic(struct pci_dev *pdev) { @@ -1341,6 +1418,37 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0, quirk_pc DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_pcie_pxh); DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_pcie_pxh); +/* + * Some Intel PCI Express chipsets have trouble with downstream + * device power management. + */ +static void quirk_intel_pcie_pm(struct pci_dev * dev) +{ + pci_pm_d3_delay = 120; + dev->no_d1d2 = 1; +} + +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e2, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e3, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e4, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e5, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e6, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e7, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25f7, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25f8, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25f9, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25fa, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2601, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2602, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2603, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2604, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2605, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2606, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2607, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2608, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2609, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260a, quirk_intel_pcie_pm); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260b, quirk_intel_pcie_pm); /* * Fixup the cardbus bridges on the IBM Dock II docking station diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index f5b9f187a930..7ff1d88094b6 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -121,6 +121,16 @@ config RTC_DRV_DS1553 This driver can also be built as a module. If so, the module will be called rtc-ds1553. +config RTC_DRV_ISL1208 + tristate "Intersil 1208" + depends on RTC_CLASS && I2C + help + If you say yes here you get support for the + Intersil 1208 RTC chip. + + This driver can also be built as a module. If so, the module + will be called rtc-isl1208. + config RTC_DRV_DS1672 tristate "Dallas/Maxim DS1672" depends on RTC_CLASS && I2C diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index 54220714ff49..bbcfb09d81d9 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_RTC_INTF_PROC) += rtc-proc.o obj-$(CONFIG_RTC_INTF_DEV) += rtc-dev.o obj-$(CONFIG_RTC_DRV_X1205) += rtc-x1205.o +obj-$(CONFIG_RTC_DRV_ISL1208) += rtc-isl1208.o obj-$(CONFIG_RTC_DRV_TEST) += rtc-test.o obj-$(CONFIG_RTC_DRV_DS1307) += rtc-ds1307.o obj-$(CONFIG_RTC_DRV_DS1672) += rtc-ds1672.o diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c new file mode 100644 index 000000000000..f324d0a635d4 --- /dev/null +++ b/drivers/rtc/rtc-isl1208.c @@ -0,0 +1,591 @@ +/* + * Intersil ISL1208 rtc class driver + * + * Copyright 2005,2006 Hebert Valerio Riedel <hvr@gnu.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/bcd.h> +#include <linux/rtc.h> + +#define DRV_NAME "isl1208" +#define DRV_VERSION "0.2" + +/* Register map */ +/* rtc section */ +#define ISL1208_REG_SC 0x00 +#define ISL1208_REG_MN 0x01 +#define ISL1208_REG_HR 0x02 +#define ISL1208_REG_HR_MIL (1<<7) /* 24h/12h mode */ +#define ISL1208_REG_HR_PM (1<<5) /* PM/AM bit in 12h mode */ +#define ISL1208_REG_DT 0x03 +#define ISL1208_REG_MO 0x04 +#define ISL1208_REG_YR 0x05 +#define ISL1208_REG_DW 0x06 +#define ISL1208_RTC_SECTION_LEN 7 + +/* control/status section */ +#define ISL1208_REG_SR 0x07 +#define ISL1208_REG_SR_ARST (1<<7) /* auto reset */ +#define ISL1208_REG_SR_XTOSCB (1<<6) /* crystal oscillator */ +#define ISL1208_REG_SR_WRTC (1<<4) /* write rtc */ +#define ISL1208_REG_SR_ALM (1<<2) /* alarm */ +#define ISL1208_REG_SR_BAT (1<<1) /* battery */ +#define ISL1208_REG_SR_RTCF (1<<0) /* rtc fail */ +#define ISL1208_REG_INT 0x08 +#define ISL1208_REG_09 0x09 /* reserved */ +#define ISL1208_REG_ATR 0x0a +#define ISL1208_REG_DTR 0x0b + +/* alarm section */ +#define ISL1208_REG_SCA 0x0c +#define ISL1208_REG_MNA 0x0d +#define ISL1208_REG_HRA 0x0e +#define ISL1208_REG_DTA 0x0f +#define ISL1208_REG_MOA 0x10 +#define ISL1208_REG_DWA 0x11 +#define ISL1208_ALARM_SECTION_LEN 6 + +/* user section */ +#define ISL1208_REG_USR1 0x12 +#define ISL1208_REG_USR2 0x13 +#define ISL1208_USR_SECTION_LEN 2 + +/* i2c configuration */ +#define ISL1208_I2C_ADDR 0xde + +static unsigned short normal_i2c[] = { + ISL1208_I2C_ADDR>>1, I2C_CLIENT_END +}; +I2C_CLIENT_INSMOD; /* defines addr_data */ + +static int isl1208_attach_adapter(struct i2c_adapter *adapter); +static int isl1208_detach_client(struct i2c_client *client); + +static struct i2c_driver isl1208_driver = { + .driver = { + .name = DRV_NAME, + }, + .id = I2C_DRIVERID_ISL1208, + .attach_adapter = &isl1208_attach_adapter, + .detach_client = &isl1208_detach_client, +}; + +/* block read */ +static int +isl1208_i2c_read_regs(struct i2c_client *client, u8 reg, u8 buf[], + unsigned len) +{ + u8 reg_addr[1] = { reg }; + struct i2c_msg msgs[2] = { + { client->addr, client->flags, sizeof(reg_addr), reg_addr }, + { client->addr, client->flags | I2C_M_RD, len, buf } + }; + int ret; + + BUG_ON(len == 0); + BUG_ON(reg > ISL1208_REG_USR2); + BUG_ON(reg + len > ISL1208_REG_USR2 + 1); + + ret = i2c_transfer(client->adapter, msgs, 2); + if (ret > 0) + ret = 0; + return ret; +} + +/* block write */ +static int +isl1208_i2c_set_regs(struct i2c_client *client, u8 reg, u8 const buf[], + unsigned len) +{ + u8 i2c_buf[ISL1208_REG_USR2 + 2]; + struct i2c_msg msgs[1] = { + { client->addr, client->flags, len + 1, i2c_buf } + }; + int ret; + + BUG_ON(len == 0); + BUG_ON(reg > ISL1208_REG_USR2); + BUG_ON(reg + len > ISL1208_REG_USR2 + 1); + + i2c_buf[0] = reg; + memcpy(&i2c_buf[1], &buf[0], len); + + ret = i2c_transfer(client->adapter, msgs, 1); + if (ret > 0) + ret = 0; + return ret; +} + +/* simple check to see wether we have a isl1208 */ +static int isl1208_i2c_validate_client(struct i2c_client *client) +{ + u8 regs[ISL1208_RTC_SECTION_LEN] = { 0, }; + u8 zero_mask[ISL1208_RTC_SECTION_LEN] = { + 0x80, 0x80, 0x40, 0xc0, 0xe0, 0x00, 0xf8 + }; + int i; + int ret; + + ret = isl1208_i2c_read_regs(client, 0, regs, ISL1208_RTC_SECTION_LEN); + if (ret < 0) + return ret; + + for (i = 0; i < ISL1208_RTC_SECTION_LEN; ++i) { + if (regs[i] & zero_mask[i]) /* check if bits are cleared */ + return -ENODEV; + } + + return 0; +} + +static int isl1208_i2c_get_sr(struct i2c_client *client) +{ + return i2c_smbus_read_byte_data(client, ISL1208_REG_SR) == -1 ? -EIO:0; +} + +static int isl1208_i2c_get_atr(struct i2c_client *client) +{ + int atr = i2c_smbus_read_byte_data(client, ISL1208_REG_ATR); + + if (atr < 0) + return -EIO; + + /* The 6bit value in the ATR register controls the load + * capacitance C_load * in steps of 0.25pF + * + * bit (1<<5) of the ATR register is inverted + * + * C_load(ATR=0x20) = 4.50pF + * C_load(ATR=0x00) = 12.50pF + * C_load(ATR=0x1f) = 20.25pF + * + */ + + atr &= 0x3f; /* mask out lsb */ + atr ^= 1<<5; /* invert 6th bit */ + atr += 2*9; /* add offset of 4.5pF; unit[atr] = 0.25pF */ + + return atr; +} + +static int isl1208_i2c_get_dtr(struct i2c_client *client) +{ + int dtr = i2c_smbus_read_byte_data(client, ISL1208_REG_DTR); + + if (dtr < 0) + return -EIO; + + /* dtr encodes adjustments of {-60,-40,-20,0,20,40,60} ppm */ + dtr = ((dtr & 0x3) * 20) * (dtr & (1<<2) ? -1 : 1); + + return dtr; +} + +static int isl1208_i2c_get_usr(struct i2c_client *client) +{ + u8 buf[ISL1208_USR_SECTION_LEN] = { 0, }; + int ret; + + ret = isl1208_i2c_read_regs (client, ISL1208_REG_USR1, buf, + ISL1208_USR_SECTION_LEN); + if (ret < 0) + return ret; + + return (buf[1] << 8) | buf[0]; +} + +static int isl1208_i2c_set_usr(struct i2c_client *client, u16 usr) +{ + u8 buf[ISL1208_USR_SECTION_LEN]; + + buf[0] = usr & 0xff; + buf[1] = (usr >> 8) & 0xff; + + return isl1208_i2c_set_regs (client, ISL1208_REG_USR1, buf, + ISL1208_USR_SECTION_LEN); +} + +static int isl1208_rtc_proc(struct device *dev, struct seq_file *seq) +{ + struct i2c_client *const client = to_i2c_client(dev); + int sr, dtr, atr, usr; + + sr = isl1208_i2c_get_sr(client); + if (sr < 0) { + dev_err(&client->dev, "%s: reading SR failed\n", __func__); + return sr; + } + + seq_printf(seq, "status_reg\t:%s%s%s%s%s%s (0x%.2x)\n", + (sr & ISL1208_REG_SR_RTCF) ? " RTCF" : "", + (sr & ISL1208_REG_SR_BAT) ? " BAT" : "", + (sr & ISL1208_REG_SR_ALM) ? " ALM" : "", + (sr & ISL1208_REG_SR_WRTC) ? " WRTC" : "", + (sr & ISL1208_REG_SR_XTOSCB) ? " XTOSCB" : "", + (sr & ISL1208_REG_SR_ARST) ? " ARST" : "", + sr); + + seq_printf(seq, "batt_status\t: %s\n", + (sr & ISL1208_REG_SR_RTCF) ? "bad" : "okay"); + + dtr = isl1208_i2c_get_dtr(client); + if (dtr >= 0 -1) + seq_printf(seq, "digital_trim\t: %d ppm\n", dtr); + + atr = isl1208_i2c_get_atr(client); + if (atr >= 0) + seq_printf(seq, "analog_trim\t: %d.%.2d pF\n", + atr>>2, (atr&0x3)*25); + + usr = isl1208_i2c_get_usr(client); + if (usr >= 0) + seq_printf(seq, "user_data\t: 0x%.4x\n", usr); + + return 0; +} + + +static int isl1208_i2c_read_time(struct i2c_client *client, + struct rtc_time *tm) +{ + int sr; + u8 regs[ISL1208_RTC_SECTION_LEN] = { 0, }; + + sr = isl1208_i2c_get_sr(client); + if (sr < 0) { + dev_err(&client->dev, "%s: reading SR failed\n", __func__); + return -EIO; + } + + sr = isl1208_i2c_read_regs(client, 0, regs, ISL1208_RTC_SECTION_LEN); + if (sr < 0) { + dev_err(&client->dev, "%s: reading RTC section failed\n", + __func__); + return sr; + } + + tm->tm_sec = BCD2BIN(regs[ISL1208_REG_SC]); + tm->tm_min = BCD2BIN(regs[ISL1208_REG_MN]); + { /* HR field has a more complex interpretation */ + const u8 _hr = regs[ISL1208_REG_HR]; + if (_hr & ISL1208_REG_HR_MIL) /* 24h format */ + tm->tm_hour = BCD2BIN(_hr & 0x3f); + else { // 12h format + tm->tm_hour = BCD2BIN(_hr & 0x1f); + if (_hr & ISL1208_REG_HR_PM) /* PM flag set */ + tm->tm_hour += 12; + } + } + + tm->tm_mday = BCD2BIN(regs[ISL1208_REG_DT]); + tm->tm_mon = BCD2BIN(regs[ISL1208_REG_MO]) - 1; /* rtc starts at 1 */ + tm->tm_year = BCD2BIN(regs[ISL1208_REG_YR]) + 100; + tm->tm_wday = BCD2BIN(regs[ISL1208_REG_DW]); + + return 0; +} + +static int isl1208_i2c_read_alarm(struct i2c_client *client, + struct rtc_wkalrm *alarm) +{ + struct rtc_time *const tm = &alarm->time; + u8 regs[ISL1208_ALARM_SECTION_LEN] = { 0, }; + int sr; + + sr = isl1208_i2c_get_sr(client); + if (sr < 0) { + dev_err(&client->dev, "%s: reading SR failed\n", __func__); + return sr; + } + + sr = isl1208_i2c_read_regs(client, ISL1208_REG_SCA, regs, + ISL1208_ALARM_SECTION_LEN); + if (sr < 0) { + dev_err(&client->dev, "%s: reading alarm section failed\n", + __func__); + return sr; + } + + /* MSB of each alarm register is an enable bit */ + tm->tm_sec = BCD2BIN(regs[ISL1208_REG_SCA-ISL1208_REG_SCA] & 0x7f); + tm->tm_min = BCD2BIN(regs[ISL1208_REG_MNA-ISL1208_REG_SCA] & 0x7f); + tm->tm_hour = BCD2BIN(regs[ISL1208_REG_HRA-ISL1208_REG_SCA] & 0x3f); + tm->tm_mday = BCD2BIN(regs[ISL1208_REG_DTA-ISL1208_REG_SCA] & 0x3f); + tm->tm_mon = BCD2BIN(regs[ISL1208_REG_MOA-ISL1208_REG_SCA] & 0x1f)-1; + tm->tm_wday = BCD2BIN(regs[ISL1208_REG_DWA-ISL1208_REG_SCA] & 0x03); + + return 0; +} + +static int isl1208_rtc_read_time(struct device *dev, struct rtc_time *tm) +{ + return isl1208_i2c_read_time(to_i2c_client(dev), tm); +} + +static int isl1208_i2c_set_time(struct i2c_client *client, + struct rtc_time const *tm) +{ + int sr; + u8 regs[ISL1208_RTC_SECTION_LEN] = { 0, }; + + regs[ISL1208_REG_SC] = BIN2BCD(tm->tm_sec); + regs[ISL1208_REG_MN] = BIN2BCD(tm->tm_min); + regs[ISL1208_REG_HR] = BIN2BCD(tm->tm_hour) | ISL1208_REG_HR_MIL; + + regs[ISL1208_REG_DT] = BIN2BCD(tm->tm_mday); + regs[ISL1208_REG_MO] = BIN2BCD(tm->tm_mon + 1); + regs[ISL1208_REG_YR] = BIN2BCD(tm->tm_year - 100); + + regs[ISL1208_REG_DW] = BIN2BCD(tm->tm_wday & 7); + + sr = isl1208_i2c_get_sr(client); + if (sr < 0) { + dev_err(&client->dev, "%s: reading SR failed\n", __func__); + return sr; + } + + /* set WRTC */ + sr = i2c_smbus_write_byte_data (client, ISL1208_REG_SR, + sr | ISL1208_REG_SR_WRTC); + if (sr < 0) { + dev_err(&client->dev, "%s: writing SR failed\n", __func__); + return sr; + } + + /* write RTC registers */ + sr = isl1208_i2c_set_regs(client, 0, regs, ISL1208_RTC_SECTION_LEN); + if (sr < 0) { + dev_err(&client->dev, "%s: writing RTC section failed\n", + __func__); + return sr; + } + + /* clear WRTC again */ + sr = i2c_smbus_write_byte_data (client, ISL1208_REG_SR, + sr & ~ISL1208_REG_SR_WRTC); + if (sr < 0) { + dev_err(&client->dev, "%s: writing SR failed\n", __func__); + return sr; + } + + return 0; +} + + +static int isl1208_rtc_set_time(struct device *dev, struct rtc_time *tm) +{ + return isl1208_i2c_set_time(to_i2c_client(dev), tm); +} + +static int isl1208_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) +{ + return isl1208_i2c_read_alarm(to_i2c_client(dev), alarm); +} + +static struct rtc_class_ops isl1208_rtc_ops = { + .proc = isl1208_rtc_proc, + .read_time = isl1208_rtc_read_time, + .set_time = isl1208_rtc_set_time, + .read_alarm = isl1208_rtc_read_alarm, + //.set_alarm = isl1208_rtc_set_alarm, +}; + +/* sysfs interface */ + +static ssize_t isl1208_sysfs_show_atrim(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + int atr; + + atr = isl1208_i2c_get_atr(to_i2c_client(dev)); + if (atr < 0) + return atr; + + return sprintf(buf, "%d.%.2d pF\n", atr>>2, (atr&0x3)*25); +} +static DEVICE_ATTR(atrim, S_IRUGO, isl1208_sysfs_show_atrim, NULL); + +static ssize_t isl1208_sysfs_show_dtrim(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + int dtr; + + dtr = isl1208_i2c_get_dtr(to_i2c_client(dev)); + if (dtr < 0) + return dtr; + + return sprintf(buf, "%d ppm\n", dtr); +} +static DEVICE_ATTR(dtrim, S_IRUGO, isl1208_sysfs_show_dtrim, NULL); + +static ssize_t isl1208_sysfs_show_usr(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + int usr; + + usr = isl1208_i2c_get_usr(to_i2c_client(dev)); + if (usr < 0) + return usr; + + return sprintf(buf, "0x%.4x\n", usr); +} + +static ssize_t isl1208_sysfs_store_usr(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + int usr = -1; + + if (buf[0] == '0' && (buf[1] == 'x' || buf[1] == 'X')) { + if (sscanf(buf, "%x", &usr) != 1) + return -EINVAL; + } else { + if (sscanf(buf, "%d", &usr) != 1) + return -EINVAL; + } + + if (usr < 0 || usr > 0xffff) + return -EINVAL; + + return isl1208_i2c_set_usr(to_i2c_client(dev), usr) ? -EIO : count; +} +static DEVICE_ATTR(usr, S_IRUGO | S_IWUSR, isl1208_sysfs_show_usr, + isl1208_sysfs_store_usr); + +static int +isl1208_probe(struct i2c_adapter *adapter, int addr, int kind) +{ + int rc = 0; + struct i2c_client *new_client = NULL; + struct rtc_device *rtc = NULL; + + if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) { + rc = -ENODEV; + goto failout; + } + + new_client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); + if (new_client == NULL) { + rc = -ENOMEM; + goto failout; + } + + new_client->addr = addr; + new_client->adapter = adapter; + new_client->driver = &isl1208_driver; + new_client->flags = 0; + strcpy(new_client->name, DRV_NAME); + + if (kind < 0) { + rc = isl1208_i2c_validate_client(new_client); + if (rc < 0) + goto failout; + } + + rc = i2c_attach_client(new_client); + if (rc < 0) + goto failout; + + dev_info(&new_client->dev, + "chip found, driver version " DRV_VERSION "\n"); + + rtc = rtc_device_register(isl1208_driver.driver.name, + &new_client->dev, + &isl1208_rtc_ops, THIS_MODULE); + + if (IS_ERR(rtc)) { + rc = PTR_ERR(rtc); + goto failout_detach; + } + + i2c_set_clientdata(new_client, rtc); + + rc = isl1208_i2c_get_sr(new_client); + if (rc < 0) { + dev_err(&new_client->dev, "reading status failed\n"); + goto failout_unregister; + } + + if (rc & ISL1208_REG_SR_RTCF) + dev_warn(&new_client->dev, "rtc power failure detected, " + "please set clock.\n"); + + rc = device_create_file(&new_client->dev, &dev_attr_atrim); + if (rc < 0) + goto failout_unregister; + rc = device_create_file(&new_client->dev, &dev_attr_dtrim); + if (rc < 0) + goto failout_atrim; + rc = device_create_file(&new_client->dev, &dev_attr_usr); + if (rc < 0) + goto failout_dtrim; + + return 0; + + failout_dtrim: + device_remove_file(&new_client->dev, &dev_attr_dtrim); + failout_atrim: + device_remove_file(&new_client->dev, &dev_attr_atrim); + failout_unregister: + rtc_device_unregister(rtc); + failout_detach: + i2c_detach_client(new_client); + failout: + kfree(new_client); + return rc; +} + +static int +isl1208_attach_adapter (struct i2c_adapter *adapter) +{ + return i2c_probe(adapter, &addr_data, isl1208_probe); +} + +static int +isl1208_detach_client(struct i2c_client *client) +{ + int rc; + struct rtc_device *const rtc = i2c_get_clientdata(client); + + if (rtc) + rtc_device_unregister(rtc); /* do we need to kfree? */ + + rc = i2c_detach_client(client); + if (rc) + return rc; + + kfree(client); + + return 0; +} + +/* module management */ + +static int __init isl1208_init(void) +{ + return i2c_add_driver(&isl1208_driver); +} + +static void __exit isl1208_exit(void) +{ + i2c_del_driver(&isl1208_driver); +} + +MODULE_AUTHOR("Herbert Valerio Riedel <hvr@gnu.org>"); +MODULE_DESCRIPTION("Intersil ISL1208 RTC driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); + +module_init(isl1208_init); +module_exit(isl1208_exit); diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c index bb6d5ff24fd0..596764fd29f5 100644 --- a/drivers/rtc/rtc-vr41xx.c +++ b/drivers/rtc/rtc-vr41xx.c @@ -30,7 +30,7 @@ #include <asm/div64.h> #include <asm/io.h> #include <asm/uaccess.h> -#include <asm/vr41xx/vr41xx.h> +#include <asm/vr41xx/irq.h> MODULE_AUTHOR("Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>"); MODULE_DESCRIPTION("NEC VR4100 series RTC driver"); diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c index d7295386821c..7f6fdac74706 100644 --- a/drivers/s390/block/dasd_devmap.c +++ b/drivers/s390/block/dasd_devmap.c @@ -394,7 +394,7 @@ dasd_add_busid(char *bus_id, int features) if (!new) return ERR_PTR(-ENOMEM); spin_lock(&dasd_devmap_lock); - devmap = 0; + devmap = NULL; hash = dasd_hash_busid(bus_id); list_for_each_entry(tmp, &dasd_hashlists[hash], list) if (strncmp(tmp->bus_id, bus_id, BUS_ID_SIZE) == 0) { @@ -406,10 +406,10 @@ dasd_add_busid(char *bus_id, int features) new->devindex = dasd_max_devindex++; strncpy(new->bus_id, bus_id, BUS_ID_SIZE); new->features = features; - new->device = 0; + new->device = NULL; list_add(&new->list, &dasd_hashlists[hash]); devmap = new; - new = 0; + new = NULL; } spin_unlock(&dasd_devmap_lock); kfree(new); @@ -479,7 +479,7 @@ dasd_device_from_devindex(int devindex) int i; spin_lock(&dasd_devmap_lock); - devmap = 0; + devmap = NULL; for (i = 0; (i < 256) && !devmap; i++) list_for_each_entry(tmp, &dasd_hashlists[i], list) if (tmp->devindex == devindex) { diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 2e655f466743..39c2281371b5 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -65,16 +65,16 @@ struct dasd_eckd_private { /* The ccw bus type uses this table to find devices that it sends to * dasd_eckd_probe */ static struct ccw_device_id dasd_eckd_ids[] = { - { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3390, 0), driver_info: 0x1}, - { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3390, 0), driver_info: 0x2}, - { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3390, 0), driver_info: 0x3}, - { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3380, 0), driver_info: 0x4}, - { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3380, 0), driver_info: 0x5}, - { CCW_DEVICE_DEVTYPE (0x9343, 0, 0x9345, 0), driver_info: 0x6}, - { CCW_DEVICE_DEVTYPE (0x2107, 0, 0x3390, 0), driver_info: 0x7}, - { CCW_DEVICE_DEVTYPE (0x2107, 0, 0x3380, 0), driver_info: 0x8}, - { CCW_DEVICE_DEVTYPE (0x1750, 0, 0x3390, 0), driver_info: 0x9}, - { CCW_DEVICE_DEVTYPE (0x1750, 0, 0x3380, 0), driver_info: 0xa}, + { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3390, 0), .driver_info = 0x1}, + { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3390, 0), .driver_info = 0x2}, + { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3390, 0), .driver_info = 0x3}, + { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3380, 0), .driver_info = 0x4}, + { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3380, 0), .driver_info = 0x5}, + { CCW_DEVICE_DEVTYPE (0x9343, 0, 0x9345, 0), .driver_info = 0x6}, + { CCW_DEVICE_DEVTYPE (0x2107, 0, 0x3390, 0), .driver_info = 0x7}, + { CCW_DEVICE_DEVTYPE (0x2107, 0, 0x3380, 0), .driver_info = 0x8}, + { CCW_DEVICE_DEVTYPE (0x1750, 0, 0x3390, 0), .driver_info = 0x9}, + { CCW_DEVICE_DEVTYPE (0x1750, 0, 0x3380, 0), .driver_info = 0xa}, { /* end of list */ }, }; diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c index 808434d38526..e85015be109b 100644 --- a/drivers/s390/block/dasd_fba.c +++ b/drivers/s390/block/dasd_fba.c @@ -44,8 +44,8 @@ struct dasd_fba_private { }; static struct ccw_device_id dasd_fba_ids[] = { - { CCW_DEVICE_DEVTYPE (0x6310, 0, 0x9336, 0), driver_info: 0x1}, - { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3370, 0), driver_info: 0x2}, + { CCW_DEVICE_DEVTYPE (0x6310, 0, 0x9336, 0), .driver_info = 0x1}, + { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3370, 0), .driver_info = 0x2}, { /* end of list */ }, }; diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c index 12c7d296eaa8..4c272b70f41a 100644 --- a/drivers/s390/block/dasd_genhd.c +++ b/drivers/s390/block/dasd_genhd.c @@ -84,9 +84,9 @@ void dasd_gendisk_free(struct dasd_device *device) { del_gendisk(device->gdp); - device->gdp->queue = 0; + device->gdp->queue = NULL; put_disk(device->gdp); - device->gdp = 0; + device->gdp = NULL; } /* @@ -136,7 +136,7 @@ dasd_destroy_partitions(struct dasd_device * device) * device->bdev to lower the offline open_count limit again. */ bdev = device->bdev; - device->bdev = 0; + device->bdev = NULL; /* * See fs/partition/check.c:delete_partition @@ -145,7 +145,7 @@ dasd_destroy_partitions(struct dasd_device * device) */ memset(&bpart, 0, sizeof(struct blkpg_partition)); memset(&barg, 0, sizeof(struct blkpg_ioctl_arg)); - barg.data = &bpart; + barg.data = (void __user *) &bpart; barg.op = BLKPG_DEL_PARTITION; for (bpart.pno = device->gdp->minors - 1; bpart.pno > 0; bpart.pno--) ioctl_by_bdev(bdev, BLKPG, (unsigned long) &barg); diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c index e97f5316ad2d..8fed3603e9ea 100644 --- a/drivers/s390/block/dasd_ioctl.c +++ b/drivers/s390/block/dasd_ioctl.c @@ -345,7 +345,7 @@ dasd_ioctl_set_ro(struct block_device *bdev, void __user *argp) if (bdev != bdev->bd_contains) // ro setting is not allowed for partitions return -EINVAL; - if (get_user(intval, (int *)argp)) + if (get_user(intval, (int __user *)argp)) return -EFAULT; set_disk_ro(bdev->bd_disk, intval); diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c index 4c1e56b9b98d..4cd879cb9bdd 100644 --- a/drivers/s390/block/xpram.c +++ b/drivers/s390/block/xpram.c @@ -71,11 +71,11 @@ static int xpram_devs; /* * Parameter parsing functions. */ -static int devs = XPRAM_DEVS; -static unsigned int sizes[XPRAM_MAX_DEVS]; +static int __initdata devs = XPRAM_DEVS; +static char __initdata *sizes[XPRAM_MAX_DEVS]; module_param(devs, int, 0); -module_param_array(sizes, int, NULL, 0); +module_param_array(sizes, charp, NULL, 0); MODULE_PARM_DESC(devs, "number of devices (\"partitions\"), " \ "the default is " __MODULE_STRING(XPRAM_DEVS) "\n"); @@ -86,59 +86,6 @@ MODULE_PARM_DESC(sizes, "list of device (partition) sizes " \ "claimed by explicit sizes\n"); MODULE_LICENSE("GPL"); -#ifndef MODULE -/* - * Parses the kernel parameters given in the kernel parameter line. - * The expected format is - * <number_of_partitions>[","<partition_size>]* - * where - * devices is a positive integer that initializes xpram_devs - * each size is a non-negative integer possibly followed by a - * magnitude (k,K,m,M,g,G), the list of sizes initialises - * xpram_sizes - * - * Arguments - * str: substring of kernel parameter line that contains xprams - * kernel parameters. - * - * Result 0 on success, -EINVAL else -- only for Version > 2.3 - * - * Side effects - * the global variabls devs is set to the value of - * <number_of_partitions> and sizes[i] is set to the i-th - * partition size (if provided). A parsing error of a value - * results in this value being set to -EINVAL. - */ -static int __init xpram_setup (char *str) -{ - char *cp; - int i; - - devs = simple_strtoul(str, &cp, 10); - if (cp <= str || devs > XPRAM_MAX_DEVS) - return 0; - for (i = 0; (i < devs) && (*cp++ == ','); i++) { - sizes[i] = simple_strtoul(cp, &cp, 10); - if (*cp == 'g' || *cp == 'G') { - sizes[i] <<= 20; - cp++; - } else if (*cp == 'm' || *cp == 'M') { - sizes[i] <<= 10; - cp++; - } else if (*cp == 'k' || *cp == 'K') - cp++; - while (isspace(*cp)) cp++; - } - if (*cp == ',' && i >= devs) - PRINT_WARN("partition sizes list has too many entries.\n"); - else if (*cp != 0) - PRINT_WARN("ignored '%s' at end of parameter string.\n", cp); - return 1; -} - -__setup("xpram_parts=", xpram_setup); -#endif - /* * Copy expanded memory page (4kB) into main memory * Arguments @@ -374,7 +321,9 @@ static int __init xpram_setup_sizes(unsigned long pages) mem_needed = 0; mem_auto_no = 0; for (i = 0; i < xpram_devs; i++) { - xpram_sizes[i] = (sizes[i] + 3) & -4UL; + if (sizes[i]) + xpram_sizes[i] = + (memparse(sizes[i], &sizes[i]) + 3) & -4UL; if (xpram_sizes[i]) mem_needed += xpram_sizes[i]; else diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index f25c6d116f6f..2fa566fa6da4 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -693,7 +693,7 @@ raw3215_probe (struct ccw_device *cdev) GFP_KERNEL|GFP_DMA); if (raw->buffer == NULL) { spin_lock(&raw3215_device_lock); - raw3215[line] = 0; + raw3215[line] = NULL; spin_unlock(&raw3215_device_lock); kfree(raw); return -ENOMEM; diff --git a/drivers/s390/char/ctrlchar.c b/drivers/s390/char/ctrlchar.c index 0ea6f36a2527..d83eb6358bac 100644 --- a/drivers/s390/char/ctrlchar.c +++ b/drivers/s390/char/ctrlchar.c @@ -23,7 +23,7 @@ ctrlchar_handle_sysrq(void *tty) handle_sysrq(ctrlchar_sysrq_key, NULL, (struct tty_struct *) tty); } -static DECLARE_WORK(ctrlchar_work, ctrlchar_handle_sysrq, 0); +static DECLARE_WORK(ctrlchar_work, ctrlchar_handle_sysrq, NULL); #endif diff --git a/drivers/s390/char/defkeymap.c b/drivers/s390/char/defkeymap.c index ca15adb140d1..17027d918cf7 100644 --- a/drivers/s390/char/defkeymap.c +++ b/drivers/s390/char/defkeymap.c @@ -83,8 +83,8 @@ static u_short shift_ctrl_map[NR_KEYS] = { }; ushort *key_maps[MAX_NR_KEYMAPS] = { - plain_map, shift_map, 0, 0, - ctrl_map, shift_ctrl_map, 0 + plain_map, shift_map, NULL, NULL, + ctrl_map, shift_ctrl_map, NULL, }; unsigned int keymap_count = 4; @@ -145,7 +145,7 @@ char *func_table[MAX_NR_FUNC] = { func_buf + 97, func_buf + 103, func_buf + 109, - 0, + NULL, }; struct kbdiacr accent_table[MAX_DIACR] = { diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c index 6099c14de429..ef004d089712 100644 --- a/drivers/s390/char/fs3270.c +++ b/drivers/s390/char/fs3270.c @@ -236,7 +236,7 @@ fs3270_irq(struct fs3270 *fp, struct raw3270_request *rq, struct irb *irb) * Process reads from fullscreen 3270. */ static ssize_t -fs3270_read(struct file *filp, char *data, size_t count, loff_t *off) +fs3270_read(struct file *filp, char __user *data, size_t count, loff_t *off) { struct fs3270 *fp; struct raw3270_request *rq; @@ -281,7 +281,7 @@ fs3270_read(struct file *filp, char *data, size_t count, loff_t *off) * Process writes to fullscreen 3270. */ static ssize_t -fs3270_write(struct file *filp, const char *data, size_t count, loff_t *off) +fs3270_write(struct file *filp, const char __user *data, size_t count, loff_t *off) { struct fs3270 *fp; struct raw3270_request *rq; @@ -338,10 +338,10 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) fp->write_command = arg; break; case TUBGETI: - rc = put_user(fp->read_command, (char *) arg); + rc = put_user(fp->read_command, (char __user *) arg); break; case TUBGETO: - rc = put_user(fp->write_command,(char *) arg); + rc = put_user(fp->write_command,(char __user *) arg); break; case TUBGETMOD: iocb.model = fp->view.model; @@ -350,7 +350,7 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) iocb.pf_cnt = 24; iocb.re_cnt = 20; iocb.map = 0; - if (copy_to_user((char *) arg, &iocb, + if (copy_to_user((char __user *) arg, &iocb, sizeof(struct raw3270_iocb))) rc = -EFAULT; break; @@ -479,7 +479,7 @@ fs3270_close(struct inode *inode, struct file *filp) struct fs3270 *fp; fp = filp->private_data; - filp->private_data = 0; + filp->private_data = NULL; if (fp) { fp->fs_pid = 0; raw3270_reset(&fp->view); diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c index 547ef906ae2c..3be06569180d 100644 --- a/drivers/s390/char/keyboard.c +++ b/drivers/s390/char/keyboard.c @@ -103,7 +103,7 @@ out_maps: out_kbd: kfree(kbd); out: - return 0; + return NULL; } void @@ -304,7 +304,7 @@ kbd_keycode(struct kbd_data *kbd, unsigned int keycode) if (kbd->sysrq) { if (kbd->sysrq == K(KT_LATIN, '-')) { kbd->sysrq = 0; - handle_sysrq(value, 0, kbd->tty); + handle_sysrq(value, NULL, kbd->tty); return; } if (value == '-') { @@ -363,7 +363,7 @@ do_kdsk_ioctl(struct kbd_data *kbd, struct kbentry __user *user_kbe, /* disallocate map */ key_map = kbd->key_maps[tmp.kb_table]; if (key_map) { - kbd->key_maps[tmp.kb_table] = 0; + kbd->key_maps[tmp.kb_table] = NULL; kfree(key_map); } break; diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c index e95b56f810db..95e285b2e25c 100644 --- a/drivers/s390/char/raw3270.c +++ b/drivers/s390/char/raw3270.c @@ -555,7 +555,7 @@ raw3270_start_init(struct raw3270 *rp, struct raw3270_view *view, #ifdef CONFIG_TN3270_CONSOLE if (raw3270_registered == 0) { spin_lock_irqsave(get_ccwdev_lock(view->dev->cdev), flags); - rq->callback = 0; + rq->callback = NULL; rc = __raw3270_start(rp, view, rq); if (rc == 0) while (!raw3270_request_final(rq)) { @@ -719,8 +719,8 @@ raw3270_size_device(struct raw3270 *rp) rc = __raw3270_size_device_vm(rp); else rc = __raw3270_size_device(rp); - raw3270_init_view.dev = 0; - rp->view = 0; + raw3270_init_view.dev = NULL; + rp->view = NULL; up(&raw3270_init_sem); if (rc == 0) { /* Found something. */ /* Try to find a model. */ @@ -761,8 +761,8 @@ raw3270_reset_device(struct raw3270 *rp) rp->view = &raw3270_init_view; raw3270_init_view.dev = rp; rc = raw3270_start_init(rp, &raw3270_init_view, &rp->init_request); - raw3270_init_view.dev = 0; - rp->view = 0; + raw3270_init_view.dev = NULL; + rp->view = NULL; up(&raw3270_init_sem); return rc; } @@ -934,7 +934,7 @@ raw3270_activate_view(struct raw3270_view *view) else if (!test_bit(RAW3270_FLAGS_READY, &rp->flags)) rc = -ENODEV; else { - oldview = 0; + oldview = NULL; if (rp->view) { oldview = rp->view; oldview->fn->deactivate(oldview); @@ -951,7 +951,7 @@ raw3270_activate_view(struct raw3270_view *view) rp->view = nv; if (nv->fn->activate(nv) == 0) break; - rp->view = 0; + rp->view = NULL; } } } @@ -975,7 +975,7 @@ raw3270_deactivate_view(struct raw3270_view *view) spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); if (rp->view == view) { view->fn->deactivate(view); - rp->view = 0; + rp->view = NULL; /* Move deactivated view to end of list. */ list_del_init(&view->list); list_add_tail(&view->list, &rp->view_list); @@ -985,7 +985,7 @@ raw3270_deactivate_view(struct raw3270_view *view) rp->view = view; if (view->fn->activate(view) == 0) break; - rp->view = 0; + rp->view = NULL; } } } @@ -1076,7 +1076,7 @@ raw3270_del_view(struct raw3270_view *view) spin_lock_irqsave(get_ccwdev_lock(rp->cdev), flags); if (rp->view == view) { view->fn->deactivate(view); - rp->view = 0; + rp->view = NULL; } list_del_init(&view->list); if (!rp->view && test_bit(RAW3270_FLAGS_READY, &rp->flags)) { @@ -1117,9 +1117,9 @@ raw3270_delete_device(struct raw3270 *rp) /* Disconnect from ccw_device. */ cdev = rp->cdev; - rp->cdev = 0; - cdev->dev.driver_data = 0; - cdev->handler = 0; + rp->cdev = NULL; + cdev->dev.driver_data = NULL; + cdev->handler = NULL; /* Put ccw_device structure. */ put_device(&cdev->dev); @@ -1144,7 +1144,7 @@ raw3270_model_show(struct device *dev, struct device_attribute *attr, char *buf) return snprintf(buf, PAGE_SIZE, "%i\n", ((struct raw3270 *) dev->driver_data)->model); } -static DEVICE_ATTR(model, 0444, raw3270_model_show, 0); +static DEVICE_ATTR(model, 0444, raw3270_model_show, NULL); static ssize_t raw3270_rows_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -1152,7 +1152,7 @@ raw3270_rows_show(struct device *dev, struct device_attribute *attr, char *buf) return snprintf(buf, PAGE_SIZE, "%i\n", ((struct raw3270 *) dev->driver_data)->rows); } -static DEVICE_ATTR(rows, 0444, raw3270_rows_show, 0); +static DEVICE_ATTR(rows, 0444, raw3270_rows_show, NULL); static ssize_t raw3270_columns_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -1160,7 +1160,7 @@ raw3270_columns_show(struct device *dev, struct device_attribute *attr, char *bu return snprintf(buf, PAGE_SIZE, "%i\n", ((struct raw3270 *) dev->driver_data)->cols); } -static DEVICE_ATTR(columns, 0444, raw3270_columns_show, 0); +static DEVICE_ATTR(columns, 0444, raw3270_columns_show, NULL); static struct attribute * raw3270_attrs[] = { &dev_attr_model.attr, @@ -1296,7 +1296,7 @@ raw3270_remove (struct ccw_device *cdev) spin_lock_irqsave(get_ccwdev_lock(cdev), flags); if (rp->view) { rp->view->fn->deactivate(rp->view); - rp->view = 0; + rp->view = NULL; } while (!list_empty(&rp->view_list)) { v = list_entry(rp->view_list.next, struct raw3270_view, list); diff --git a/drivers/s390/char/raw3270.h b/drivers/s390/char/raw3270.h index b635bf8e7775..90beaa80a782 100644 --- a/drivers/s390/char/raw3270.h +++ b/drivers/s390/char/raw3270.h @@ -231,7 +231,7 @@ alloc_string(struct list_head *free_list, unsigned long len) INIT_LIST_HEAD(&cs->update); return cs; } - return 0; + return NULL; } static inline unsigned long diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c index 48b4d30a7256..7b95dab913d0 100644 --- a/drivers/s390/char/tape_34xx.c +++ b/drivers/s390/char/tape_34xx.c @@ -1309,9 +1309,9 @@ static struct tape_discipline tape_discipline_34xx = { }; static struct ccw_device_id tape_34xx_ids[] = { - { CCW_DEVICE_DEVTYPE(0x3480, 0, 0x3480, 0), driver_info: tape_3480}, - { CCW_DEVICE_DEVTYPE(0x3490, 0, 0x3490, 0), driver_info: tape_3490}, - { /* end of list */ } + { CCW_DEVICE_DEVTYPE(0x3480, 0, 0x3480, 0), .driver_info = tape_3480}, + { CCW_DEVICE_DEVTYPE(0x3490, 0, 0x3490, 0), .driver_info = tape_3490}, + { /* end of list */ }, }; static int diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c index f496f236b9c0..29718042c6c9 100644 --- a/drivers/s390/char/tty3270.c +++ b/drivers/s390/char/tty3270.c @@ -437,7 +437,7 @@ tty3270_rcl_add(struct tty3270 *tp, char *input, int len) { struct string *s; - tp->rcl_walk = 0; + tp->rcl_walk = NULL; if (len <= 0) return; if (tp->rcl_nr >= tp->rcl_max) { @@ -466,12 +466,12 @@ tty3270_rcl_backward(struct kbd_data *kbd) else if (!list_empty(&tp->rcl_lines)) tp->rcl_walk = tp->rcl_lines.prev; s = tp->rcl_walk ? - list_entry(tp->rcl_walk, struct string, list) : 0; + list_entry(tp->rcl_walk, struct string, list) : NULL; if (tp->rcl_walk) { s = list_entry(tp->rcl_walk, struct string, list); tty3270_update_prompt(tp, s->string, s->len); } else - tty3270_update_prompt(tp, 0, 0); + tty3270_update_prompt(tp, NULL, 0); tty3270_set_timer(tp, 1); } spin_unlock_bh(&tp->view.lock); @@ -553,7 +553,7 @@ tty3270_read_tasklet(struct raw3270_request *rrq) * has to be emitted to the tty and for 0x6d the screen * needs to be redrawn. */ - input = 0; + input = NULL; len = 0; if (tp->input->string[0] == 0x7d) { /* Enter: write input to tty. */ @@ -567,7 +567,7 @@ tty3270_read_tasklet(struct raw3270_request *rrq) tty3270_update_status(tp); } /* Clear input area. */ - tty3270_update_prompt(tp, 0, 0); + tty3270_update_prompt(tp, NULL, 0); tty3270_set_timer(tp, 1); } else if (tp->input->string[0] == 0x6d) { /* Display has been cleared. Redraw. */ @@ -808,8 +808,8 @@ tty3270_release(struct raw3270_view *view) tp = (struct tty3270 *) view; tty = tp->tty; if (tty) { - tty->driver_data = 0; - tp->tty = tp->kbd->tty = 0; + tty->driver_data = NULL; + tp->tty = tp->kbd->tty = NULL; tty_hangup(tty); raw3270_put_view(&tp->view); } @@ -948,8 +948,8 @@ tty3270_close(struct tty_struct *tty, struct file * filp) return; tp = (struct tty3270 *) tty->driver_data; if (tp) { - tty->driver_data = 0; - tp->tty = tp->kbd->tty = 0; + tty->driver_data = NULL; + tp->tty = tp->kbd->tty = NULL; raw3270_put_view(&tp->view); } } @@ -1673,7 +1673,7 @@ tty3270_set_termios(struct tty_struct *tty, struct termios *old) new = L_ECHO(tty) ? TF_INPUT: TF_INPUTN; if (new != tp->inattr) { tp->inattr = new; - tty3270_update_prompt(tp, 0, 0); + tty3270_update_prompt(tp, NULL, 0); tty3270_set_timer(tp, 1); } } @@ -1759,7 +1759,7 @@ void tty3270_notifier(int index, int active) { if (active) - tty_register_device(tty3270_driver, index, 0); + tty_register_device(tty3270_driver, index, NULL); else tty_unregister_device(tty3270_driver, index); } @@ -1818,7 +1818,7 @@ tty3270_exit(void) raw3270_unregister_notifier(tty3270_notifier); driver = tty3270_driver; - tty3270_driver = 0; + tty3270_driver = NULL; tty_unregister_driver(driver); tty3270_del_views(); } diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c index c625b69ebd19..6cb23040954b 100644 --- a/drivers/s390/char/vmlogrdr.c +++ b/drivers/s390/char/vmlogrdr.c @@ -86,8 +86,8 @@ struct vmlogrdr_priv_t { */ static int vmlogrdr_open(struct inode *, struct file *); static int vmlogrdr_release(struct inode *, struct file *); -static ssize_t vmlogrdr_read (struct file *filp, char *data, size_t count, - loff_t * ppos); +static ssize_t vmlogrdr_read (struct file *filp, char __user *data, + size_t count, loff_t * ppos); static struct file_operations vmlogrdr_fops = { .owner = THIS_MODULE, @@ -515,7 +515,7 @@ vmlogrdr_receive_data(struct vmlogrdr_priv_t *priv) { static ssize_t -vmlogrdr_read (struct file *filp, char *data, size_t count, loff_t * ppos) +vmlogrdr_read(struct file *filp, char __user *data, size_t count, loff_t * ppos) { int rc; struct vmlogrdr_priv_t * priv = filp->private_data; diff --git a/drivers/s390/char/vmwatchdog.c b/drivers/s390/char/vmwatchdog.c index 5acc0ace3d7d..807320a41fa4 100644 --- a/drivers/s390/char/vmwatchdog.c +++ b/drivers/s390/char/vmwatchdog.c @@ -193,7 +193,7 @@ static int vmwdt_ioctl(struct inode *i, struct file *f, return 0; case WDIOC_GETSTATUS: case WDIOC_GETBOOTSTATUS: - return put_user(0, (int *)arg); + return put_user(0, (int __user *)arg); case WDIOC_GETTEMP: return -EINVAL; case WDIOC_SETOPTIONS: diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index c7319a07ba35..f26a2ee3aad8 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -319,7 +319,7 @@ ccwgroup_online_store (struct device *dev, struct device_attribute *attr, const if (!try_module_get(gdrv->owner)) return -EINVAL; - value = simple_strtoul(buf, 0, 0); + value = simple_strtoul(buf, NULL, 0); ret = count; if (value == 1) ccwgroup_set_online(gdev); diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index a01f3bba4a7b..61ce3f1d5228 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -1464,6 +1464,40 @@ chsc_get_chp_desc(struct subchannel *sch, int chp_no) return desc; } +static int reset_channel_path(struct channel_path *chp) +{ + int cc; + + cc = rchp(chp->id); + switch (cc) { + case 0: + return 0; + case 2: + return -EBUSY; + default: + return -ENODEV; + } +} + +static void reset_channel_paths_css(struct channel_subsystem *css) +{ + int i; + + for (i = 0; i <= __MAX_CHPID; i++) { + if (css->chps[i]) + reset_channel_path(css->chps[i]); + } +} + +void cio_reset_channel_paths(void) +{ + int i; + + for (i = 0; i <= __MAX_CSSID; i++) { + if (css[i] && css[i]->valid) + reset_channel_paths_css(css[i]); + } +} static int __init chsc_alloc_sei_area(void) diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index 6fec90eab00e..89320c1ad825 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c @@ -519,6 +519,7 @@ cio_validate_subchannel (struct subchannel *sch, struct subchannel_id schid) memset(sch, 0, sizeof(struct subchannel)); spin_lock_init(&sch->lock); + mutex_init(&sch->reg_mutex); /* Set a name for the subchannel */ snprintf (sch->dev.bus_id, BUS_ID_SIZE, "0.%x.%04x", schid.ssid, @@ -797,7 +798,7 @@ struct subchannel * cio_get_console_subchannel(void) { if (!console_subchannel_in_use) - return 0; + return NULL; return &console_subchannel; } @@ -875,5 +876,6 @@ void reipl(unsigned long devno) { clear_all_subchannels(); + cio_reset_channel_paths(); do_reipl(devno); } diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h index 0ca987344e07..4541c1af4b66 100644 --- a/drivers/s390/cio/cio.h +++ b/drivers/s390/cio/cio.h @@ -2,6 +2,7 @@ #define S390_CIO_H #include "schid.h" +#include <linux/mutex.h> /* * where we put the ssd info @@ -87,7 +88,7 @@ struct orb { struct subchannel { struct subchannel_id schid; spinlock_t lock; /* subchannel lock */ - + struct mutex reg_mutex; enum { SUBCHANNEL_TYPE_IO = 0, SUBCHANNEL_TYPE_CHSC = 1, diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c index 1c3e8e9012b0..0df3af1f08de 100644 --- a/drivers/s390/cio/cmf.c +++ b/drivers/s390/cio/cmf.c @@ -1140,7 +1140,7 @@ static struct attribute *cmf_attributes[] = { &dev_attr_avg_device_disconnect_time.attr, &dev_attr_avg_control_unit_queuing_time.attr, &dev_attr_avg_device_active_only_time.attr, - 0, + NULL, }; static struct attribute_group cmf_attr_group = { @@ -1160,7 +1160,7 @@ static struct attribute *cmf_attributes_ext[] = { &dev_attr_avg_device_active_only_time.attr, &dev_attr_avg_device_busy_time.attr, &dev_attr_avg_initial_command_response_time.attr, - 0, + NULL, }; static struct attribute_group cmf_attr_group_ext = { diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 1d3be80797f8..13eeea3d547f 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -108,6 +108,24 @@ css_subchannel_release(struct device *dev) extern int css_get_ssd_info(struct subchannel *sch); + +int css_sch_device_register(struct subchannel *sch) +{ + int ret; + + mutex_lock(&sch->reg_mutex); + ret = device_register(&sch->dev); + mutex_unlock(&sch->reg_mutex); + return ret; +} + +void css_sch_device_unregister(struct subchannel *sch) +{ + mutex_lock(&sch->reg_mutex); + device_unregister(&sch->dev); + mutex_unlock(&sch->reg_mutex); +} + static int css_register_subchannel(struct subchannel *sch) { @@ -119,7 +137,7 @@ css_register_subchannel(struct subchannel *sch) sch->dev.release = &css_subchannel_release; /* make it known to the system */ - ret = device_register(&sch->dev); + ret = css_sch_device_register(sch); if (ret) printk (KERN_WARNING "%s: could not register %s\n", __func__, sch->dev.bus_id); @@ -250,7 +268,7 @@ css_evaluate_subchannel(struct subchannel_id schid, int slow) * The device will be killed automatically. */ cio_disable_subchannel(sch); - device_unregister(&sch->dev); + css_sch_device_unregister(sch); /* Reset intparm to zeroes. */ sch->schib.pmcw.intparm = 0; cio_modify(sch); @@ -264,7 +282,7 @@ css_evaluate_subchannel(struct subchannel_id schid, int slow) * away in any case. */ if (!disc) { - device_unregister(&sch->dev); + css_sch_device_unregister(sch); /* Reset intparm to zeroes. */ sch->schib.pmcw.intparm = 0; cio_modify(sch); @@ -605,9 +623,13 @@ init_channel_subsystem (void) ret = device_register(&css[i]->device); if (ret) goto out_free; - if (css_characteristics_avail && css_chsc_characteristics.secm) - device_create_file(&css[i]->device, - &dev_attr_cm_enable); + if (css_characteristics_avail && + css_chsc_characteristics.secm) { + ret = device_create_file(&css[i]->device, + &dev_attr_cm_enable); + if (ret) + goto out_device; + } } css_init_done = 1; @@ -615,6 +637,8 @@ init_channel_subsystem (void) for_each_subchannel(__init_channel_subsystem, NULL); return 0; +out_device: + device_unregister(&css[i]->device); out_free: kfree(css[i]); out_unregister: diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h index e210f89a2449..8aabb4adeb5f 100644 --- a/drivers/s390/cio/css.h +++ b/drivers/s390/cio/css.h @@ -100,7 +100,7 @@ struct ccw_device_private { struct qdio_irq *qdio_data; struct irb irb; /* device status */ struct senseid senseid; /* SenseID info */ - struct pgid pgid; /* path group ID */ + struct pgid pgid[8]; /* path group IDs per chpid*/ struct ccw1 iccws[2]; /* ccws for SNID/SID/SPGID commands */ struct work_struct kick_work; wait_queue_head_t wait_q; @@ -136,6 +136,8 @@ extern struct bus_type css_bus_type; extern struct css_driver io_subchannel_driver; extern int css_probe_device(struct subchannel_id); +extern int css_sch_device_register(struct subchannel *); +extern void css_sch_device_unregister(struct subchannel *); extern struct subchannel * get_subchannel_by_schid(struct subchannel_id); extern int css_init_done; extern int for_each_subchannel(int(*fn)(struct subchannel_id, void *), void *); diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index 67f0de6aed33..585fa04233c3 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -100,7 +100,7 @@ ccw_uevent (struct device *dev, char **envp, int num_envp, if ((buffer_size - length <= 0) || (i >= num_envp)) return -ENOMEM; - envp[i] = 0; + envp[i] = NULL; return 0; } @@ -280,7 +280,7 @@ ccw_device_remove_disconnected(struct ccw_device *cdev) * 'throw away device'. */ sch = to_subchannel(cdev->dev.parent); - device_unregister(&sch->dev); + css_sch_device_unregister(sch); /* Reset intparm to zeroes. */ sch->schib.pmcw.intparm = 0; cio_modify(sch); @@ -625,7 +625,7 @@ ccw_device_do_unreg_rereg(void *data) other_sch->schib.pmcw.intparm = 0; cio_modify(other_sch); } - device_unregister(&other_sch->dev); + css_sch_device_unregister(other_sch); } } /* Update ssd info here. */ @@ -709,7 +709,7 @@ ccw_device_call_sch_unregister(void *data) struct subchannel *sch; sch = to_subchannel(cdev->dev.parent); - device_unregister(&sch->dev); + css_sch_device_unregister(sch); /* Reset intparm to zeroes. */ sch->schib.pmcw.intparm = 0; cio_modify(sch); @@ -1057,7 +1057,7 @@ get_ccwdev_by_busid(struct ccw_driver *cdrv, const char *bus_id) __ccwdev_check_busid); put_driver(drv); - return dev ? to_ccwdev(dev) : 0; + return dev ? to_ccwdev(dev) : NULL; } /************************** device driver handling ************************/ @@ -1082,7 +1082,7 @@ ccw_device_probe (struct device *dev) ret = cdrv->probe ? cdrv->probe(cdev) : -ENODEV; if (ret) { - cdev->drv = 0; + cdev->drv = NULL; return ret; } @@ -1113,7 +1113,7 @@ ccw_device_remove (struct device *dev) ret, cdev->dev.bus_id); } ccw_device_set_timeout(cdev, 0); - cdev->drv = 0; + cdev->drv = NULL; return 0; } diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c index cb1af0b6f033..ac6e0c7e43d9 100644 --- a/drivers/s390/cio/device_fsm.c +++ b/drivers/s390/cio/device_fsm.c @@ -378,6 +378,56 @@ ccw_device_done(struct ccw_device *cdev, int state) put_device (&cdev->dev); } +static inline int cmp_pgid(struct pgid *p1, struct pgid *p2) +{ + char *c1; + char *c2; + + c1 = (char *)p1; + c2 = (char *)p2; + + return memcmp(c1 + 1, c2 + 1, sizeof(struct pgid) - 1); +} + +static void __ccw_device_get_common_pgid(struct ccw_device *cdev) +{ + int i; + int last; + + last = 0; + for (i = 0; i < 8; i++) { + if (cdev->private->pgid[i].inf.ps.state1 == SNID_STATE1_RESET) + /* No PGID yet */ + continue; + if (cdev->private->pgid[last].inf.ps.state1 == + SNID_STATE1_RESET) { + /* First non-zero PGID */ + last = i; + continue; + } + if (cmp_pgid(&cdev->private->pgid[i], + &cdev->private->pgid[last]) == 0) + /* Non-conflicting PGIDs */ + continue; + + /* PGID mismatch, can't pathgroup. */ + CIO_MSG_EVENT(0, "SNID - pgid mismatch for device " + "0.%x.%04x, can't pathgroup\n", + cdev->private->ssid, cdev->private->devno); + cdev->private->options.pgroup = 0; + return; + } + if (cdev->private->pgid[last].inf.ps.state1 == + SNID_STATE1_RESET) + /* No previous pgid found */ + memcpy(&cdev->private->pgid[0], &css[0]->global_pgid, + sizeof(struct pgid)); + else + /* Use existing pgid */ + memcpy(&cdev->private->pgid[0], &cdev->private->pgid[last], + sizeof(struct pgid)); +} + /* * Function called from device_pgid.c after sense path ground has completed. */ @@ -388,24 +438,26 @@ ccw_device_sense_pgid_done(struct ccw_device *cdev, int err) sch = to_subchannel(cdev->dev.parent); switch (err) { - case 0: - /* Start Path Group verification. */ - sch->vpm = 0; /* Start with no path groups set. */ - cdev->private->state = DEV_STATE_VERIFY; - ccw_device_verify_start(cdev); + case -EOPNOTSUPP: /* path grouping not supported, use nop instead. */ + cdev->private->options.pgroup = 0; + break; + case 0: /* success */ + case -EACCES: /* partial success, some paths not operational */ + /* Check if all pgids are equal or 0. */ + __ccw_device_get_common_pgid(cdev); break; case -ETIME: /* Sense path group id stopped by timeout. */ case -EUSERS: /* device is reserved for someone else. */ ccw_device_done(cdev, DEV_STATE_BOXED); - break; - case -EOPNOTSUPP: /* path grouping not supported, just set online. */ - cdev->private->options.pgroup = 0; - ccw_device_done(cdev, DEV_STATE_ONLINE); - break; + return; default: ccw_device_done(cdev, DEV_STATE_NOT_OPER); - break; + return; } + /* Start Path Group verification. */ + sch->vpm = 0; /* Start with no path groups set. */ + cdev->private->state = DEV_STATE_VERIFY; + ccw_device_verify_start(cdev); } /* @@ -562,8 +614,9 @@ ccw_device_online(struct ccw_device *cdev) } /* Do we want to do path grouping? */ if (!cdev->private->options.pgroup) { - /* No, set state online immediately. */ - ccw_device_done(cdev, DEV_STATE_ONLINE); + /* Start initial path verification. */ + cdev->private->state = DEV_STATE_VERIFY; + ccw_device_verify_start(cdev); return 0; } /* Do a SensePGID first. */ @@ -609,6 +662,7 @@ ccw_device_offline(struct ccw_device *cdev) /* Are we doing path grouping? */ if (!cdev->private->options.pgroup) { /* No, set state offline immediately. */ + sch->vpm = 0; ccw_device_done(cdev, DEV_STATE_OFFLINE); return 0; } @@ -705,8 +759,6 @@ ccw_device_online_verify(struct ccw_device *cdev, enum dev_event dev_event) { struct subchannel *sch; - if (!cdev->private->options.pgroup) - return; if (cdev->private->state == DEV_STATE_W4SENSE) { cdev->private->flags.doverify = 1; return; @@ -995,8 +1047,7 @@ static void ccw_device_wait4io_verify(struct ccw_device *cdev, enum dev_event dev_event) { /* When the I/O has terminated, we have to start verification. */ - if (cdev->private->options.pgroup) - cdev->private->flags.doverify = 1; + cdev->private->flags.doverify = 1; } static void diff --git a/drivers/s390/cio/device_pgid.c b/drivers/s390/cio/device_pgid.c index 54cb64ed0786..32610fd8868e 100644 --- a/drivers/s390/cio/device_pgid.c +++ b/drivers/s390/cio/device_pgid.c @@ -33,12 +33,17 @@ __ccw_device_sense_pgid_start(struct ccw_device *cdev) struct subchannel *sch; struct ccw1 *ccw; int ret; + int i; sch = to_subchannel(cdev->dev.parent); + /* Return if we already checked on all paths. */ + if (cdev->private->imask == 0) + return (sch->lpm == 0) ? -ENODEV : -EACCES; + i = 8 - ffs(cdev->private->imask); + /* Setup sense path group id channel program. */ ccw = cdev->private->iccws; ccw->cmd_code = CCW_CMD_SENSE_PGID; - ccw->cda = (__u32) __pa (&cdev->private->pgid); ccw->count = sizeof (struct pgid); ccw->flags = CCW_FLAG_SLI; @@ -48,6 +53,7 @@ __ccw_device_sense_pgid_start(struct ccw_device *cdev) ret = -ENODEV; while (cdev->private->imask != 0) { /* Try every path multiple times. */ + ccw->cda = (__u32) __pa (&cdev->private->pgid[i]); if (cdev->private->iretry > 0) { cdev->private->iretry--; ret = cio_start (sch, cdev->private->iccws, @@ -64,7 +70,9 @@ __ccw_device_sense_pgid_start(struct ccw_device *cdev) } cdev->private->imask >>= 1; cdev->private->iretry = 5; + i++; } + return ret; } @@ -76,7 +84,7 @@ ccw_device_sense_pgid_start(struct ccw_device *cdev) cdev->private->state = DEV_STATE_SENSE_PGID; cdev->private->imask = 0x80; cdev->private->iretry = 5; - memset (&cdev->private->pgid, 0, sizeof (struct pgid)); + memset (&cdev->private->pgid, 0, sizeof (cdev->private->pgid)); ret = __ccw_device_sense_pgid_start(cdev); if (ret && ret != -EBUSY) ccw_device_sense_pgid_done(cdev, ret); @@ -91,6 +99,7 @@ __ccw_device_check_sense_pgid(struct ccw_device *cdev) { struct subchannel *sch; struct irb *irb; + int i; sch = to_subchannel(cdev->dev.parent); irb = &cdev->private->irb; @@ -124,7 +133,8 @@ __ccw_device_check_sense_pgid(struct ccw_device *cdev) sch->schid.sch_no, sch->orb.lpm); return -EACCES; } - if (cdev->private->pgid.inf.ps.state2 == SNID_STATE2_RESVD_ELSE) { + i = 8 - ffs(cdev->private->imask); + if (cdev->private->pgid[i].inf.ps.state2 == SNID_STATE2_RESVD_ELSE) { CIO_MSG_EVENT(2, "SNID - Device %04x on Subchannel 0.%x.%04x " "is reserved by someone else\n", cdev->private->devno, sch->schid.ssid, @@ -162,12 +172,6 @@ ccw_device_sense_pgid_irq(struct ccw_device *cdev, enum dev_event dev_event) memset(&cdev->private->irb, 0, sizeof(struct irb)); switch (ret) { /* 0, -ETIME, -EOPNOTSUPP, -EAGAIN, -EACCES or -EUSERS */ - case 0: /* Sense Path Group ID successful. */ - if (cdev->private->pgid.inf.ps.state1 == SNID_STATE1_RESET) - memcpy(&cdev->private->pgid, &css[0]->global_pgid, - sizeof(struct pgid)); - ccw_device_sense_pgid_done(cdev, 0); - break; case -EOPNOTSUPP: /* Sense Path Group ID not supported */ ccw_device_sense_pgid_done(cdev, -EOPNOTSUPP); break; @@ -176,13 +180,15 @@ ccw_device_sense_pgid_irq(struct ccw_device *cdev, enum dev_event dev_event) break; case -EACCES: /* channel is not operational. */ sch->lpm &= ~cdev->private->imask; + /* Fall through. */ + case 0: /* Sense Path Group ID successful. */ cdev->private->imask >>= 1; cdev->private->iretry = 5; /* Fall through. */ case -EAGAIN: /* Try again. */ ret = __ccw_device_sense_pgid_start(cdev); if (ret != 0 && ret != -EBUSY) - ccw_device_sense_pgid_done(cdev, -ENODEV); + ccw_device_sense_pgid_done(cdev, ret); break; case -EUSERS: /* device is reserved for someone else. */ ccw_device_sense_pgid_done(cdev, -EUSERS); @@ -203,20 +209,20 @@ __ccw_device_do_pgid(struct ccw_device *cdev, __u8 func) sch = to_subchannel(cdev->dev.parent); /* Setup sense path group id channel program. */ - cdev->private->pgid.inf.fc = func; + cdev->private->pgid[0].inf.fc = func; ccw = cdev->private->iccws; if (!cdev->private->flags.pgid_single) { - cdev->private->pgid.inf.fc |= SPID_FUNC_MULTI_PATH; + cdev->private->pgid[0].inf.fc |= SPID_FUNC_MULTI_PATH; ccw->cmd_code = CCW_CMD_SUSPEND_RECONN; ccw->cda = 0; ccw->count = 0; ccw->flags = CCW_FLAG_SLI | CCW_FLAG_CC; ccw++; } else - cdev->private->pgid.inf.fc |= SPID_FUNC_SINGLE_PATH; + cdev->private->pgid[0].inf.fc |= SPID_FUNC_SINGLE_PATH; ccw->cmd_code = CCW_CMD_SET_PGID; - ccw->cda = (__u32) __pa (&cdev->private->pgid); + ccw->cda = (__u32) __pa (&cdev->private->pgid[0]); ccw->count = sizeof (struct pgid); ccw->flags = CCW_FLAG_SLI; @@ -244,6 +250,48 @@ __ccw_device_do_pgid(struct ccw_device *cdev, __u8 func) } /* + * Helper function to send a nop ccw down a path. + */ +static int __ccw_device_do_nop(struct ccw_device *cdev) +{ + struct subchannel *sch; + struct ccw1 *ccw; + int ret; + + sch = to_subchannel(cdev->dev.parent); + + /* Setup nop channel program. */ + ccw = cdev->private->iccws; + ccw->cmd_code = CCW_CMD_NOOP; + ccw->cda = 0; + ccw->count = 0; + ccw->flags = CCW_FLAG_SLI; + + /* Reset device status. */ + memset(&cdev->private->irb, 0, sizeof(struct irb)); + + /* Try multiple times. */ + ret = -ENODEV; + if (cdev->private->iretry > 0) { + cdev->private->iretry--; + ret = cio_start (sch, cdev->private->iccws, + cdev->private->imask); + /* ret is 0, -EBUSY, -EACCES or -ENODEV */ + if ((ret != -EACCES) && (ret != -ENODEV)) + return ret; + } + /* nop command failed on this path. Switch it off. */ + sch->lpm &= ~cdev->private->imask; + sch->vpm &= ~cdev->private->imask; + CIO_MSG_EVENT(2, "NOP - Device %04x on Subchannel " + "0.%x.%04x, lpm %02X, became 'not operational'\n", + cdev->private->devno, sch->schid.ssid, + sch->schid.sch_no, cdev->private->imask); + return ret; +} + + +/* * Called from interrupt context to check if a valid answer * to Set Path Group ID was received. */ @@ -282,6 +330,29 @@ __ccw_device_check_pgid(struct ccw_device *cdev) return 0; } +/* + * Called from interrupt context to check the path status after a nop has + * been send. + */ +static int __ccw_device_check_nop(struct ccw_device *cdev) +{ + struct subchannel *sch; + struct irb *irb; + + sch = to_subchannel(cdev->dev.parent); + irb = &cdev->private->irb; + if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) + return -ETIME; + if (irb->scsw.cc == 3) { + CIO_MSG_EVENT(2, "NOP - Device %04x on Subchannel 0.%x.%04x," + " lpm %02X, became 'not operational'\n", + cdev->private->devno, sch->schid.ssid, + sch->schid.sch_no, cdev->private->imask); + return -EACCES; + } + return 0; +} + static void __ccw_device_verify_start(struct ccw_device *cdev) { @@ -296,9 +367,12 @@ __ccw_device_verify_start(struct ccw_device *cdev) if ((sch->vpm & imask) != (sch->lpm & imask)) break; cdev->private->imask = imask; - func = (sch->vpm & imask) ? - SPID_FUNC_RESIGN : SPID_FUNC_ESTABLISH; - ret = __ccw_device_do_pgid(cdev, func); + if (cdev->private->options.pgroup) { + func = (sch->vpm & imask) ? + SPID_FUNC_RESIGN : SPID_FUNC_ESTABLISH; + ret = __ccw_device_do_pgid(cdev, func); + } else + ret = __ccw_device_do_nop(cdev); if (ret == 0 || ret == -EBUSY) return; cdev->private->iretry = 5; @@ -327,7 +401,10 @@ ccw_device_verify_irq(struct ccw_device *cdev, enum dev_event dev_event) if (ccw_device_accumulate_and_sense(cdev, irb) != 0) return; sch = to_subchannel(cdev->dev.parent); - ret = __ccw_device_check_pgid(cdev); + if (cdev->private->options.pgroup) + ret = __ccw_device_check_pgid(cdev); + else + ret = __ccw_device_check_nop(cdev); memset(&cdev->private->irb, 0, sizeof(struct irb)); switch (ret) { /* 0, -ETIME, -EAGAIN, -EOPNOTSUPP or -EACCES */ @@ -345,11 +422,10 @@ ccw_device_verify_irq(struct ccw_device *cdev, enum dev_event dev_event) * One of those strange devices which claim to be able * to do multipathing but not for Set Path Group ID. */ - if (cdev->private->flags.pgid_single) { - ccw_device_verify_done(cdev, -EOPNOTSUPP); - break; - } - cdev->private->flags.pgid_single = 1; + if (cdev->private->flags.pgid_single) + cdev->private->options.pgroup = 0; + else + cdev->private->flags.pgid_single = 1; /* fall through. */ case -EAGAIN: /* Try again. */ __ccw_device_verify_start(cdev); diff --git a/drivers/s390/cio/device_status.c b/drivers/s390/cio/device_status.c index 14bef2c179bf..caf148d5caad 100644 --- a/drivers/s390/cio/device_status.c +++ b/drivers/s390/cio/device_status.c @@ -67,8 +67,7 @@ ccw_device_path_notoper(struct ccw_device *cdev) sch->schib.pmcw.pnom); sch->lpm &= ~sch->schib.pmcw.pnom; - if (cdev->private->options.pgroup) - cdev->private->flags.doverify = 1; + cdev->private->flags.doverify = 1; } /* @@ -180,7 +179,7 @@ ccw_device_accumulate_esw(struct ccw_device *cdev, struct irb *irb) cdev_irb->esw.esw0.erw.auth = irb->esw.esw0.erw.auth; /* Copy path verification required flag. */ cdev_irb->esw.esw0.erw.pvrf = irb->esw.esw0.erw.pvrf; - if (irb->esw.esw0.erw.pvrf && cdev->private->options.pgroup) + if (irb->esw.esw0.erw.pvrf) cdev->private->flags.doverify = 1; /* Copy concurrent sense bit. */ cdev_irb->esw.esw0.erw.cons = irb->esw.esw0.erw.cons; @@ -354,7 +353,7 @@ ccw_device_accumulate_basic_sense(struct ccw_device *cdev, struct irb *irb) } /* Check if path verification is required. */ if (ccw_device_accumulate_esw_valid(irb) && - irb->esw.esw0.erw.pvrf && cdev->private->options.pgroup) + irb->esw.esw0.erw.pvrf) cdev->private->flags.doverify = 1; } diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c index b70039af70d6..7c93a8798d23 100644 --- a/drivers/s390/cio/qdio.c +++ b/drivers/s390/cio/qdio.c @@ -2735,7 +2735,7 @@ qdio_free(struct ccw_device *cdev) QDIO_DBF_TEXT1(0,trace,dbf_text); QDIO_DBF_TEXT0(0,setup,dbf_text); - cdev->private->qdio_data = 0; + cdev->private->qdio_data = NULL; up(&irq_ptr->setting_up_sema); diff --git a/drivers/s390/net/iucv.c b/drivers/s390/net/iucv.c index 189a49275433..0e863df4027a 100644 --- a/drivers/s390/net/iucv.c +++ b/drivers/s390/net/iucv.c @@ -692,7 +692,7 @@ iucv_retrieve_buffer (void) iucv_debug(1, "entering"); if (iucv_cpuid != -1) { smp_call_function_on(iucv_retrieve_buffer_cpuid, - 0, 0, 1, iucv_cpuid); + NULL, 0, 1, iucv_cpuid); /* Release the cpu reserved by iucv_declare_buffer. */ smp_put_cpu(iucv_cpuid); iucv_cpuid = -1; diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 4caced21ac8c..103c41470bd2 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -4804,7 +4804,7 @@ static struct qeth_cmd_buffer * qeth_get_setassparms_cmd(struct qeth_card *, enum qeth_ipa_funcs, __u16, __u16, enum qeth_prot_versions); static int -qeth_arp_query(struct qeth_card *card, char *udata) +qeth_arp_query(struct qeth_card *card, char __user *udata) { struct qeth_cmd_buffer *iob; struct qeth_arp_query_info qinfo = {0, }; @@ -4937,7 +4937,7 @@ qeth_get_adapter_cmd(struct qeth_card *card, __u32 command, __u32 cmdlen) * function to send SNMP commands to OSA-E card */ static int -qeth_snmp_command(struct qeth_card *card, char *udata) +qeth_snmp_command(struct qeth_card *card, char __user *udata) { struct qeth_cmd_buffer *iob; struct qeth_ipa_cmd *cmd; @@ -7909,9 +7909,9 @@ qeth_set_online(struct ccwgroup_device *gdev) } static struct ccw_device_id qeth_ids[] = { - {CCW_DEVICE(0x1731, 0x01), driver_info:QETH_CARD_TYPE_OSAE}, - {CCW_DEVICE(0x1731, 0x05), driver_info:QETH_CARD_TYPE_IQD}, - {CCW_DEVICE(0x1731, 0x06), driver_info:QETH_CARD_TYPE_OSN}, + {CCW_DEVICE(0x1731, 0x01), .driver_info = QETH_CARD_TYPE_OSAE}, + {CCW_DEVICE(0x1731, 0x05), .driver_info = QETH_CARD_TYPE_IQD}, + {CCW_DEVICE(0x1731, 0x06), .driver_info = QETH_CARD_TYPE_OSN}, {}, }; MODULE_DEVICE_TABLE(ccw, qeth_ids); @@ -8380,7 +8380,7 @@ out: static struct notifier_block qeth_ip_notifier = { qeth_ip_event, - 0 + NULL, }; #ifdef CONFIG_QETH_IPV6 @@ -8433,7 +8433,7 @@ out: static struct notifier_block qeth_ip6_notifier = { qeth_ip6_event, - 0 + NULL, }; #endif @@ -8460,7 +8460,7 @@ qeth_reboot_event(struct notifier_block *this, unsigned long event, void *ptr) static struct notifier_block qeth_reboot_notifier = { qeth_reboot_event, - 0 + NULL, }; static int diff --git a/drivers/s390/net/qeth_sys.c b/drivers/s390/net/qeth_sys.c index 185a9cfbcbdc..001497bbea16 100644 --- a/drivers/s390/net/qeth_sys.c +++ b/drivers/s390/net/qeth_sys.c @@ -1755,7 +1755,7 @@ qeth_driver_group_store(struct device_driver *ddrv, const char *buf, } -static DRIVER_ATTR(group, 0200, 0, qeth_driver_group_store); +static DRIVER_ATTR(group, 0200, NULL, qeth_driver_group_store); static ssize_t qeth_driver_notifier_register_store(struct device_driver *ddrv, const char *buf, @@ -1783,7 +1783,7 @@ qeth_driver_notifier_register_store(struct device_driver *ddrv, const char *buf, return count; } -static DRIVER_ATTR(notifier_register, 0200, 0, +static DRIVER_ATTR(notifier_register, 0200, NULL, qeth_driver_notifier_register_store); int diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c index 72118ee68954..b8179c27ceb6 100644 --- a/drivers/s390/net/smsgiucv.c +++ b/drivers/s390/net/smsgiucv.c @@ -66,7 +66,7 @@ smsg_message_pending(iucv_MessagePending *eib, void *pgm_data) return; } rc = iucv_receive(eib->ippathid, eib->ipmsgid, eib->iptrgcls, - msg, len, 0, 0, 0); + msg, len, NULL, NULL, NULL); if (rc == 0) { msg[len] = 0; EBCASC(msg, len); @@ -122,7 +122,7 @@ smsg_unregister_callback(char *prefix, void (*callback)(char *from, char *str)) struct smsg_callback *cb, *tmp; spin_lock(&smsg_list_lock); - cb = 0; + cb = NULL; list_for_each_entry(tmp, &smsg_list, list) if (tmp->callback == callback && strcmp(tmp->prefix, prefix) == 0) { @@ -139,7 +139,7 @@ smsg_exit(void) { if (smsg_handle > 0) { cpcmd("SET SMSG OFF", NULL, 0, NULL); - iucv_sever(smsg_pathid, 0); + iucv_sever(smsg_pathid, NULL); iucv_unregister_program(smsg_handle); driver_unregister(&smsg_driver); } @@ -162,19 +162,19 @@ smsg_init(void) return rc; } smsg_handle = iucv_register_program("SMSGIUCV ", "*MSG ", - pgmmask, &smsg_ops, 0); + pgmmask, &smsg_ops, NULL); if (!smsg_handle) { printk(KERN_ERR "SMSGIUCV: failed to register to iucv"); driver_unregister(&smsg_driver); return -EIO; /* better errno ? */ } - rc = iucv_connect (&smsg_pathid, 255, 0, "*MSG ", 0, 0, 0, 0, - smsg_handle, 0); + rc = iucv_connect (&smsg_pathid, 255, NULL, "*MSG ", NULL, 0, + NULL, NULL, smsg_handle, NULL); if (rc) { printk(KERN_ERR "SMSGIUCV: failed to connect to *MSG"); iucv_unregister_program(smsg_handle); driver_unregister(&smsg_driver); - smsg_handle = 0; + smsg_handle = NULL; return -EIO; } cpcmd("SET SMSG IUCV", NULL, 0, NULL); diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c index ffb3677e354f..5399c5d99b81 100644 --- a/drivers/s390/s390mach.c +++ b/drivers/s390/s390mach.c @@ -111,6 +111,16 @@ repeat: break; case CRW_RSC_CPATH: pr_debug("source is channel path %02X\n", crw[0].rsid); + /* + * Check for solicited machine checks. These are + * created by reset channel path and need not be + * reported to the common I/O layer. + */ + if (crw[chain].slct) { + DBG(KERN_INFO"solicited machine check for " + "channel path %02X\n", crw[0].rsid); + break; + } switch (crw[0].erc) { case CRW_ERC_IPARM: /* Path has come. */ ret = chp_process_crw(crw[0].rsid, 1); diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 6335f9229184..31db2b06faba 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -2227,7 +2227,7 @@ zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action, /* setup new FSF request */ retval = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA, erp_action ? ZFCP_REQ_AUTO_CLEANUP : 0, - 0, &lock_flags, &fsf_req); + NULL, &lock_flags, &fsf_req); if (retval < 0) { ZFCP_LOG_INFO("error: Out of resources. Could not create an " "exchange port data request for" diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 46e14f22ec18..671f4a6a5d18 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -44,30 +44,29 @@ struct scsi_transport_template *zfcp_transport_template; struct zfcp_data zfcp_data = { .scsi_host_template = { - name: ZFCP_NAME, - proc_name: "zfcp", - proc_info: NULL, - detect: NULL, - slave_alloc: zfcp_scsi_slave_alloc, - slave_configure: zfcp_scsi_slave_configure, - slave_destroy: zfcp_scsi_slave_destroy, - queuecommand: zfcp_scsi_queuecommand, - eh_abort_handler: zfcp_scsi_eh_abort_handler, - eh_device_reset_handler: zfcp_scsi_eh_device_reset_handler, - eh_bus_reset_handler: zfcp_scsi_eh_bus_reset_handler, - eh_host_reset_handler: zfcp_scsi_eh_host_reset_handler, - /* FIXME(openfcp): Tune */ - can_queue: 4096, - this_id: -1, - /* - * FIXME: - * one less? can zfcp_create_sbale cope with it? - */ - sg_tablesize: ZFCP_MAX_SBALES_PER_REQ, - cmd_per_lun: 1, - unchecked_isa_dma: 0, - use_clustering: 1, - sdev_attrs: zfcp_sysfs_sdev_attrs, + .name = ZFCP_NAME, + .proc_name = "zfcp", + .proc_info = NULL, + .detect = NULL, + .slave_alloc = zfcp_scsi_slave_alloc, + .slave_configure = zfcp_scsi_slave_configure, + .slave_destroy = zfcp_scsi_slave_destroy, + .queuecommand = zfcp_scsi_queuecommand, + .eh_abort_handler = zfcp_scsi_eh_abort_handler, + .eh_device_reset_handler = zfcp_scsi_eh_device_reset_handler, + .eh_bus_reset_handler = zfcp_scsi_eh_bus_reset_handler, + .eh_host_reset_handler = zfcp_scsi_eh_host_reset_handler, + .can_queue = 4096, + .this_id = -1, + /* + * FIXME: + * one less? can zfcp_create_sbale cope with it? + */ + .sg_tablesize = ZFCP_MAX_SBALES_PER_REQ, + .cmd_per_lun = 1, + .unchecked_isa_dma = 0, + .use_clustering = 1, + .sdev_attrs = zfcp_sysfs_sdev_attrs, }, .driver_version = ZFCP_VERSION, /* rest initialised with zeros */ diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index 0995430e4cf1..0ae9ced00ed4 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -299,6 +299,7 @@ static inline int map_8250_out_reg(struct uart_8250_port *up, int offset) static unsigned int serial_in(struct uart_8250_port *up, int offset) { + unsigned int tmp; offset = map_8250_in_reg(up, offset) << up->port.regshift; switch (up->port.iotype) { @@ -317,6 +318,13 @@ static unsigned int serial_in(struct uart_8250_port *up, int offset) return __raw_readl(up->port.membase + offset); #endif + case UPIO_TSI: + if (offset == UART_IIR) { + tmp = readl((u32 *)(up->port.membase + UART_RX)); + return (cpu_to_le32(tmp) >> 8) & 0xff; + } else + return readb(up->port.membase + offset); + default: return inb(up->port.iobase + offset); } @@ -346,6 +354,10 @@ serial_out(struct uart_8250_port *up, int offset, int value) __raw_writel(value, up->port.membase + offset); break; #endif + case UPIO_TSI: + if (!((offset == UART_IER) && (value & UART_IER_UUE))) + writeb(value, up->port.membase + offset); + break; default: outb(value, up->port.iobase + offset); @@ -2240,10 +2252,14 @@ serial8250_console_write(struct console *co, const char *s, unsigned int count) touch_nmi_watchdog(); - if (oops_in_progress) { - locked = spin_trylock_irqsave(&up->port.lock, flags); + local_irq_save(flags); + if (up->port.sysrq) { + /* serial8250_handle_port() already took the lock */ + locked = 0; + } else if (oops_in_progress) { + locked = spin_trylock(&up->port.lock); } else - spin_lock_irqsave(&up->port.lock, flags); + spin_lock(&up->port.lock); /* * First save the IER then disable the interrupts @@ -2265,7 +2281,8 @@ serial8250_console_write(struct console *co, const char *s, unsigned int count) serial_out(up, UART_IER, ier); if (locked) - spin_unlock_irqrestore(&up->port.lock, flags); + spin_unlock(&up->port.lock); + local_irq_restore(flags); } static int serial8250_console_setup(struct console *co, char *options) diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c index d119c8296a78..8a98aae80e22 100644 --- a/drivers/serial/dz.c +++ b/drivers/serial/dz.c @@ -673,7 +673,7 @@ static void dz_reset(struct dz_port *dport) } #ifdef CONFIG_SERIAL_DZ_CONSOLE -static void dz_console_putchar(struct uart_port *port, int ch) +static void dz_console_putchar(struct uart_port *uport, int ch) { struct dz_port *dport = (struct dz_port *)uport; unsigned long flags; diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c index 342042889f6e..5ff269fb604c 100644 --- a/drivers/serial/ip22zilog.c +++ b/drivers/serial/ip22zilog.c @@ -1143,9 +1143,8 @@ static void __init ip22zilog_prepare(void) up[(chip * 2) + 1].port.fifosize = 1; up[(chip * 2) + 1].port.ops = &ip22zilog_pops; up[(chip * 2) + 1].port.type = PORT_IP22ZILOG; - up[(chip * 2) + 1].port.flags |= IP22ZILOG_FLAG_IS_CHANNEL_A; up[(chip * 2) + 1].port.line = (chip * 2) + 1; - up[(chip * 2) + 1].flags = 0; + up[(chip * 2) + 1].flags |= IP22ZILOG_FLAG_IS_CHANNEL_A; } } diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index d5f636fbf29a..80ef7d482756 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -2036,6 +2036,7 @@ uart_report_port(struct uart_driver *drv, struct uart_port *port) case UPIO_MEM: case UPIO_MEM32: case UPIO_AU: + case UPIO_TSI: snprintf(address, sizeof(address), "MMIO 0x%lx", port->mapbase); break; diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c index 0dbd4df44c05..979497f108c8 100644 --- a/drivers/serial/sunsab.c +++ b/drivers/serial/sunsab.c @@ -1052,7 +1052,7 @@ static int __devinit sab_probe(struct of_device *op, const struct of_device_id * if (err) return err; - err = sunsab_init_one(&up[0], op, 0, + err = sunsab_init_one(&up[1], op, 0, (inst * 2) + 1); if (err) { of_iounmap(up[0].port.membase, diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c index f9013baba05b..d3a5aeee73a3 100644 --- a/drivers/serial/sunsu.c +++ b/drivers/serial/sunsu.c @@ -1200,6 +1200,11 @@ static int __init sunsu_kbd_ms_init(struct uart_sunsu_port *up) if (up->port.type == PORT_UNKNOWN) return -ENODEV; + printk("%s: %s port at %lx, irq %u\n", + to_of_device(up->port.dev)->node->full_name, + (up->su_type == SU_PORT_KBD) ? "Keyboard" : "Mouse", + up->port.mapbase, up->port.irq); + #ifdef CONFIG_SERIO serio = &up->serio; serio->port_data = up; @@ -1406,25 +1411,35 @@ static int __devinit su_probe(struct of_device *op, const struct of_device_id *m struct device_node *dp = op->node; struct uart_sunsu_port *up; struct resource *rp; + enum su_type type; int err; - if (inst >= UART_NR) - return -EINVAL; + type = su_get_type(dp); + if (type == SU_PORT_PORT) { + if (inst >= UART_NR) + return -EINVAL; + up = &sunsu_ports[inst]; + } else { + up = kzalloc(sizeof(*up), GFP_KERNEL); + if (!up) + return -ENOMEM; + } - up = &sunsu_ports[inst]; up->port.line = inst; spin_lock_init(&up->port.lock); - up->su_type = su_get_type(dp); + up->su_type = type; rp = &op->resource[0]; - up->port.mapbase = op->resource[0].start; - + up->port.mapbase = rp->start; up->reg_size = (rp->end - rp->start) + 1; up->port.membase = of_ioremap(rp, 0, up->reg_size, "su"); - if (!up->port.membase) + if (!up->port.membase) { + if (type != SU_PORT_PORT) + kfree(up); return -ENOMEM; + } up->port.irq = op->irqs[0]; @@ -1436,8 +1451,11 @@ static int __devinit su_probe(struct of_device *op, const struct of_device_id *m err = 0; if (up->su_type == SU_PORT_KBD || up->su_type == SU_PORT_MS) { err = sunsu_kbd_ms_init(up); - if (err) + if (err) { + kfree(up); goto out_unmap; + } + dev_set_drvdata(&op->dev, up); return 0; } @@ -1476,8 +1494,12 @@ static int __devexit su_remove(struct of_device *dev) #ifdef CONFIG_SERIO serio_unregister_port(&up->serio); #endif - } else if (up->port.type != PORT_UNKNOWN) + kfree(up); + } else if (up->port.type != PORT_UNKNOWN) { uart_remove_one_port(&sunsu_reg, &up->port); + } + + dev_set_drvdata(&dev->dev, NULL); return 0; } diff --git a/drivers/serial/vr41xx_siu.c b/drivers/serial/vr41xx_siu.c index e93d0edc2e08..6c8b0ea83c3c 100644 --- a/drivers/serial/vr41xx_siu.c +++ b/drivers/serial/vr41xx_siu.c @@ -38,6 +38,7 @@ #include <linux/tty_flip.h> #include <asm/io.h> +#include <asm/vr41xx/irq.h> #include <asm/vr41xx/siu.h> #include <asm/vr41xx/vr41xx.h> diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig index 7fdbc5dad5fd..2ee742d40c43 100644 --- a/drivers/usb/Kconfig +++ b/drivers/usb/Kconfig @@ -23,6 +23,7 @@ config USB_ARCH_HAS_OHCI default y if ARCH_LH7A404 default y if ARCH_S3C2410 default y if PXA27x + default y if ARCH_EP93XX default y if ARCH_AT91RM9200 # PPC: default y if STB03xxx diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index c7123bf71c58..4710eb02ed64 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -48,7 +48,7 @@ obj-$(CONFIG_USB_MICROTEK) += image/ obj-$(CONFIG_USB_SERIAL) += serial/ obj-$(CONFIG_USB_AUERSWALD) += misc/ -obj-$(CONFIG_USB_CY7C63) += misc/ +obj-$(CONFIG_USB_CYPRESS_CY7C63)+= misc/ obj-$(CONFIG_USB_CYTHERM) += misc/ obj-$(CONFIG_USB_EMI26) += misc/ obj-$(CONFIG_USB_EMI62) += misc/ diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 3670d77e912c..ca90326f2f5c 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -291,13 +291,13 @@ static void acm_read_bulk(struct urb *urb, struct pt_regs *regs) struct acm_ru *rcv = urb->context; struct acm *acm = rcv->instance; int status = urb->status; - dbg("Entering acm_read_bulk with status %d\n", urb->status); + dbg("Entering acm_read_bulk with status %d", urb->status); if (!ACM_READY(acm)) return; if (status) - dev_dbg(&acm->data->dev, "bulk rx status %d\n", status); + dev_dbg(&acm->data->dev, "bulk rx status %d", status); buf = rcv->buffer; buf->size = urb->actual_length; @@ -343,7 +343,7 @@ next_buffer: list_del(&buf->list); spin_unlock(&acm->read_lock); - dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d\n", buf, buf->size); + dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d", buf, buf->size); tty_buffer_request_room(tty, buf->size); if (!acm->throttle) @@ -394,7 +394,7 @@ urbs: rcv->urb->transfer_dma = buf->dma; rcv->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - dbg("acm_rx_tasklet: sending urb 0x%p, rcv 0x%p, buf 0x%p\n", rcv->urb, rcv, buf); + dbg("acm_rx_tasklet: sending urb 0x%p, rcv 0x%p, buf 0x%p", rcv->urb, rcv, buf); /* This shouldn't kill the driver as unsuccessful URBs are returned to the free-urbs-pool and resubmited ASAP */ @@ -413,7 +413,7 @@ static void acm_write_bulk(struct urb *urb, struct pt_regs *regs) { struct acm *acm = (struct acm *)urb->context; - dbg("Entering acm_write_bulk with status %d\n", urb->status); + dbg("Entering acm_write_bulk with status %d", urb->status); acm_write_done(acm); acm_write_start(acm); @@ -424,7 +424,7 @@ static void acm_write_bulk(struct urb *urb, struct pt_regs *regs) static void acm_softint(void *private) { struct acm *acm = private; - dbg("Entering acm_softint.\n"); + dbg("Entering acm_softint."); if (!ACM_READY(acm)) return; @@ -440,7 +440,7 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp) struct acm *acm; int rv = -EINVAL; int i; - dbg("Entering acm_tty_open.\n"); + dbg("Entering acm_tty_open."); mutex_lock(&open_mutex); @@ -541,7 +541,7 @@ static int acm_tty_write(struct tty_struct *tty, const unsigned char *buf, int c int wbn; struct acm_wb *wb; - dbg("Entering acm_tty_write to write %d bytes,\n", count); + dbg("Entering acm_tty_write to write %d bytes,", count); if (!ACM_READY(acm)) return -EINVAL; @@ -793,7 +793,7 @@ static int acm_probe (struct usb_interface *intf, if (!buflen) { if (intf->cur_altsetting->endpoint->extralen && intf->cur_altsetting->endpoint->extra) { - dev_dbg(&intf->dev,"Seeking extra descriptors on endpoint\n"); + dev_dbg(&intf->dev,"Seeking extra descriptors on endpoint"); buflen = intf->cur_altsetting->endpoint->extralen; buffer = intf->cur_altsetting->endpoint->extra; } else { @@ -842,24 +842,24 @@ next_desc: if (!union_header) { if (call_interface_num > 0) { - dev_dbg(&intf->dev,"No union descriptor, using call management descriptor\n"); + dev_dbg(&intf->dev,"No union descriptor, using call management descriptor"); data_interface = usb_ifnum_to_if(usb_dev, (data_interface_num = call_interface_num)); control_interface = intf; } else { - dev_dbg(&intf->dev,"No union descriptor, giving up\n"); + dev_dbg(&intf->dev,"No union descriptor, giving up"); return -ENODEV; } } else { control_interface = usb_ifnum_to_if(usb_dev, union_header->bMasterInterface0); data_interface = usb_ifnum_to_if(usb_dev, (data_interface_num = union_header->bSlaveInterface0)); if (!control_interface || !data_interface) { - dev_dbg(&intf->dev,"no interfaces\n"); + dev_dbg(&intf->dev,"no interfaces"); return -ENODEV; } } if (data_interface_num != call_interface_num) - dev_dbg(&intf->dev,"Seperate call control interface. That is not fully supported.\n"); + dev_dbg(&intf->dev,"Seperate call control interface. That is not fully supported."); skip_normal_probe: @@ -867,7 +867,7 @@ skip_normal_probe: if (data_interface->cur_altsetting->desc.bInterfaceClass != CDC_DATA_INTERFACE_TYPE) { if (control_interface->cur_altsetting->desc.bInterfaceClass == CDC_DATA_INTERFACE_TYPE) { struct usb_interface *t; - dev_dbg(&intf->dev,"Your device has switched interfaces.\n"); + dev_dbg(&intf->dev,"Your device has switched interfaces."); t = control_interface; control_interface = data_interface; @@ -878,7 +878,7 @@ skip_normal_probe: } if (usb_interface_claimed(data_interface)) { /* valid in this context */ - dev_dbg(&intf->dev,"The data interface isn't available\n"); + dev_dbg(&intf->dev,"The data interface isn't available"); return -EBUSY; } @@ -895,7 +895,7 @@ skip_normal_probe: if ((epread->bEndpointAddress & USB_DIR_IN) != USB_DIR_IN) { /* descriptors are swapped */ struct usb_endpoint_descriptor *t; - dev_dbg(&intf->dev,"The data interface has switched endpoints\n"); + dev_dbg(&intf->dev,"The data interface has switched endpoints"); t = epread; epread = epwrite; @@ -910,7 +910,7 @@ skip_normal_probe: } if (!(acm = kzalloc(sizeof(struct acm), GFP_KERNEL))) { - dev_dbg(&intf->dev, "out of memory (acm kzalloc)\n"); + dev_dbg(&intf->dev, "out of memory (acm kzalloc)"); goto alloc_fail; } @@ -936,26 +936,26 @@ skip_normal_probe: buf = usb_buffer_alloc(usb_dev, ctrlsize, GFP_KERNEL, &acm->ctrl_dma); if (!buf) { - dev_dbg(&intf->dev, "out of memory (ctrl buffer alloc)\n"); + dev_dbg(&intf->dev, "out of memory (ctrl buffer alloc)"); goto alloc_fail2; } acm->ctrl_buffer = buf; if (acm_write_buffers_alloc(acm) < 0) { - dev_dbg(&intf->dev, "out of memory (write buffer alloc)\n"); + dev_dbg(&intf->dev, "out of memory (write buffer alloc)"); goto alloc_fail4; } acm->ctrlurb = usb_alloc_urb(0, GFP_KERNEL); if (!acm->ctrlurb) { - dev_dbg(&intf->dev, "out of memory (ctrlurb kmalloc)\n"); + dev_dbg(&intf->dev, "out of memory (ctrlurb kmalloc)"); goto alloc_fail5; } for (i = 0; i < num_rx_buf; i++) { struct acm_ru *rcv = &(acm->ru[i]); if (!(rcv->urb = usb_alloc_urb(0, GFP_KERNEL))) { - dev_dbg(&intf->dev, "out of memory (read urbs usb_alloc_urb)\n"); + dev_dbg(&intf->dev, "out of memory (read urbs usb_alloc_urb)"); goto alloc_fail7; } @@ -966,13 +966,13 @@ skip_normal_probe: struct acm_rb *buf = &(acm->rb[i]); if (!(buf->base = usb_buffer_alloc(acm->dev, readsize, GFP_KERNEL, &buf->dma))) { - dev_dbg(&intf->dev, "out of memory (read bufs usb_buffer_alloc)\n"); + dev_dbg(&intf->dev, "out of memory (read bufs usb_buffer_alloc)"); goto alloc_fail7; } } acm->writeurb = usb_alloc_urb(0, GFP_KERNEL); if (!acm->writeurb) { - dev_dbg(&intf->dev, "out of memory (writeurb kmalloc)\n"); + dev_dbg(&intf->dev, "out of memory (writeurb kmalloc)"); goto alloc_fail7; } @@ -1086,6 +1086,9 @@ static struct usb_device_id acm_ids[] = { { USB_DEVICE(0x0ace, 0x1608), /* ZyDAS 56K USB MODEM */ .driver_info = SINGLE_RX_URB, /* firmware bug */ }, + { USB_DEVICE(0x0ace, 0x1611), /* ZyDAS 56K USB MODEM - new version */ + .driver_info = SINGLE_RX_URB, /* firmware bug */ + }, /* control interfaces with various AT-command sets */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, USB_CDC_ACM_PROTO_AT_V25TER) }, diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index a08787e253aa..6e3b5358a760 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -31,9 +31,6 @@ config USB_DEVICEFS For the format of the various /proc/bus/usb/ files, please read <file:Documentation/usb/proc_usb_info.txt>. - Please note that this code is completely unrelated to devfs, the - "/dev file system support". - Most users want to say Y here. config USB_BANDWIDTH diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 875596e98e42..26c8cb5f3e67 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -1790,7 +1790,10 @@ static int finish_device_resume(struct usb_device *udev) * and device drivers will know about any resume quirks. */ status = usb_get_status(udev, USB_RECIP_DEVICE, 0, &devstatus); - if (status < 2) + if (status >= 0) + status = (status == 2 ? 0 : -ENODEV); + + if (status) dev_dbg(&udev->dev, "gone after usb resume? status %d\n", status); @@ -1879,7 +1882,12 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev) dev_dbg(hub->intfdev, "port %d status %04x.%04x after resume, %d\n", port1, portchange, devstatus, status); + if (status >= 0) + status = -ENODEV; } else { + if (portchange & USB_PORT_STAT_C_SUSPEND) + clear_port_feature(hub->hdev, port1, + USB_PORT_FEAT_C_SUSPEND); /* TRSMRCY = 10 msec */ msleep(10); if (udev) diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c index f48c3dbc367a..3182c2224ba2 100644 --- a/drivers/usb/core/inode.c +++ b/drivers/usb/core/inode.c @@ -695,7 +695,7 @@ static void usbfs_remove_device(struct usb_device *dev) wake_up_all(&ds->wait); list_del_init(&ds->list); if (ds->discsignr) { - sinfo.si_signo = SIGPIPE; + sinfo.si_signo = ds->discsignr; sinfo.si_errno = EPIPE; sinfo.si_code = SI_ASYNCIO; sinfo.si_addr = ds->disccontext; diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index f7c6d758e1b0..53d584589c26 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -34,12 +34,12 @@ /* we must assign addresses for configurable endpoints (like net2280) */ -static __initdata unsigned epnum; +static __devinitdata unsigned epnum; // #define MANY_ENDPOINTS #ifdef MANY_ENDPOINTS /* more than 15 configurable endpoints */ -static __initdata unsigned in_epnum; +static __devinitdata unsigned in_epnum; #endif @@ -59,7 +59,7 @@ static __initdata unsigned in_epnum; * NOTE: each endpoint is unidirectional, as specified by its USB * descriptor; and isn't specific to a configuration or altsetting. */ -static int __init +static int __devinit ep_matches ( struct usb_gadget *gadget, struct usb_ep *ep, @@ -73,7 +73,7 @@ ep_matches ( /* endpoint already claimed? */ if (0 != ep->driver_data) return 0; - + /* only support ep0 for portable CONTROL traffic */ type = desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK; if (USB_ENDPOINT_XFER_CONTROL == type) @@ -186,7 +186,7 @@ ep_matches ( return 1; } -static struct usb_ep * __init +static struct usb_ep * __devinit find_ep (struct usb_gadget *gadget, const char *name) { struct usb_ep *ep; @@ -228,7 +228,7 @@ find_ep (struct usb_gadget *gadget, const char *name) * * On failure, this returns a null endpoint descriptor. */ -struct usb_ep * __init usb_ep_autoconfig ( +struct usb_ep * __devinit usb_ep_autoconfig ( struct usb_gadget *gadget, struct usb_endpoint_descriptor *desc ) @@ -276,7 +276,7 @@ struct usb_ep * __init usb_ep_autoconfig ( return ep; } - /* Second, look at endpoints until an unclaimed one looks usable */ + /* Second, look at endpoints until an unclaimed one looks usable */ list_for_each_entry (ep, &gadget->ep_list, ep_list) { if (ep_matches (gadget, ep, desc)) return ep; @@ -295,7 +295,7 @@ struct usb_ep * __init usb_ep_autoconfig ( * state such as ep->driver_data and the record of assigned endpoints * used by usb_ep_autoconfig(). */ -void __init usb_ep_autoconfig_reset (struct usb_gadget *gadget) +void __devinit usb_ep_autoconfig_reset (struct usb_gadget *gadget) { struct usb_ep *ep; diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index 8320fcef0425..4fe1bec1c255 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -2131,7 +2131,7 @@ eth_req_free (struct usb_ep *ep, struct usb_request *req) } -static void __exit +static void /* __init_or_exit */ eth_unbind (struct usb_gadget *gadget) { struct eth_dev *dev = get_gadget_data (gadget); @@ -2158,7 +2158,7 @@ eth_unbind (struct usb_gadget *gadget) set_gadget_data (gadget, NULL); } -static u8 __init nibble (unsigned char c) +static u8 __devinit nibble (unsigned char c) { if (likely (isdigit (c))) return c - '0'; @@ -2168,7 +2168,7 @@ static u8 __init nibble (unsigned char c) return 0; } -static int __init get_ether_addr(const char *str, u8 *dev_addr) +static int __devinit get_ether_addr(const char *str, u8 *dev_addr) { if (str) { unsigned i; @@ -2189,7 +2189,7 @@ static int __init get_ether_addr(const char *str, u8 *dev_addr) return 1; } -static int __init +static int __devinit eth_bind (struct usb_gadget *gadget) { struct eth_dev *dev; diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c index b1a9cf06f3e6..8d7f1e84cd7b 100644 --- a/drivers/usb/gadget/file_storage.c +++ b/drivers/usb/gadget/file_storage.c @@ -3691,7 +3691,7 @@ static void lun_release(struct device *dev) kref_put(&fsg->ref, fsg_release); } -static void __exit fsg_unbind(struct usb_gadget *gadget) +static void /* __init_or_exit */ fsg_unbind(struct usb_gadget *gadget) { struct fsg_dev *fsg = get_gadget_data(gadget); int i; diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 354670d12308..408c3380d602 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -1398,7 +1398,7 @@ static struct proc_dir_entry *rndis_connect_state [RNDIS_MAX_CONFIGS]; #endif /* CONFIG_USB_GADGET_DEBUG_FILES */ -int __init rndis_init (void) +int __devinit rndis_init (void) { u8 i; diff --git a/drivers/usb/gadget/rndis.h b/drivers/usb/gadget/rndis.h index 2956608be751..4c3c7259f019 100644 --- a/drivers/usb/gadget/rndis.h +++ b/drivers/usb/gadget/rndis.h @@ -264,7 +264,7 @@ int rndis_signal_disconnect (int configNr); int rndis_state (int configNr); extern void rndis_set_host_mac (int configNr, const u8 *addr); -int __init rndis_init (void); +int __devinit rndis_init (void); void rndis_exit (void); #endif /* _LINUX_RNDIS_H */ diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c index 30d7664d449d..e762aa19ab0a 100644 --- a/drivers/usb/gadget/serial.c +++ b/drivers/usb/gadget/serial.c @@ -1473,7 +1473,7 @@ autoconf_fail: * Called on module unload. Frees the control request and device * structure. */ -static void __exit gs_unbind(struct usb_gadget *gadget) +static void /* __init_or_exit */ gs_unbind(struct usb_gadget *gadget) { struct gs_dev *dev = get_gadget_data(gadget); diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 3a08a7ab4ce0..b7018ee487ea 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -1121,7 +1121,7 @@ zero_autoresume (unsigned long _dev) /*-------------------------------------------------------------------------*/ -static void __exit +static void /* __init_or_exit */ zero_unbind (struct usb_gadget *gadget) { struct zero_dev *dev = get_gadget_data (gadget); diff --git a/drivers/usb/host/ehci-au1xxx.c b/drivers/usb/host/ehci-au1xxx.c index d66867aa527e..26ed757d22a6 100644 --- a/drivers/usb/host/ehci-au1xxx.c +++ b/drivers/usb/host/ehci-au1xxx.c @@ -41,8 +41,6 @@ #endif #define USBH_DISABLE (USB_MCFG_EBMEN | USB_MCFG_EMEMEN) -#endif /* Au1200 */ - extern int usb_disabled(void); /*-------------------------------------------------------------------------*/ @@ -107,9 +105,9 @@ int usb_ehci_au1xxx_probe(const struct hc_driver *driver, /* Au1200 AB USB does not support coherent memory */ if (!(read_c0_prid() & 0xff)) { - pr_info("%s: this is chip revision AB!\n", dev->dev.name); + pr_info("%s: this is chip revision AB!\n", dev->name); pr_info("%s: update your board or re-configure the kernel\n", - dev->dev.name); + dev->name); return -ENODEV; } #endif @@ -228,9 +226,8 @@ static const struct hc_driver ehci_au1xxx_hc_driver = { /*-------------------------------------------------------------------------*/ -static int ehci_hcd_au1xxx_drv_probe(struct device *dev) +static int ehci_hcd_au1xxx_drv_probe(struct platform_device *pdev) { - struct platform_device *pdev = to_platform_device(dev); struct usb_hcd *hcd = NULL; int ret; @@ -243,10 +240,9 @@ static int ehci_hcd_au1xxx_drv_probe(struct device *dev) return ret; } -static int ehci_hcd_au1xxx_drv_remove(struct device *dev) +static int ehci_hcd_au1xxx_drv_remove(struct platform_device *pdev) { - struct platform_device *pdev = to_platform_device(dev); - struct usb_hcd *hcd = dev_get_drvdata(dev); + struct usb_hcd *hcd = platform_get_drvdata(pdev); usb_ehci_au1xxx_remove(hcd, pdev); return 0; @@ -269,12 +265,13 @@ static int ehci_hcd_au1xxx_drv_resume(struct device *dev) } */ MODULE_ALIAS("au1xxx-ehci"); -/* FIXME use "struct platform_driver" */ -static struct device_driver ehci_hcd_au1xxx_driver = { - .name = "au1xxx-ehci", - .bus = &platform_bus_type, +static struct platform_driver ehci_hcd_au1xxx_driver = { .probe = ehci_hcd_au1xxx_drv_probe, .remove = ehci_hcd_au1xxx_drv_remove, /*.suspend = ehci_hcd_au1xxx_drv_suspend, */ /*.resume = ehci_hcd_au1xxx_drv_resume, */ + .driver = { + .name = "au1xxx-ehci", + .bus = &platform_bus_type + } }; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index cee6f538de0a..85b0b4ad4c16 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -625,10 +625,11 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd, struct pt_regs *regs) writel (status | CMD_RUN, &ehci->regs->command); while (i--) { - status = readl (&ehci->regs->port_status [i]); - if (status & PORT_OWNER) + int pstatus = readl (&ehci->regs->port_status [i]); + + if (pstatus & PORT_OWNER) continue; - if (!(status & PORT_RESUME) + if (!(pstatus & PORT_RESUME) || ehci->reset_done [i] != 0) continue; diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c index 689261e44018..822914e2f43b 100644 --- a/drivers/usb/host/ohci-au1xxx.c +++ b/drivers/usb/host/ohci-au1xxx.c @@ -101,13 +101,16 @@ static void au1xxx_start_ohc(struct platform_device *dev) #endif /* Au1200 */ +#ifndef CONFIG_SOC_AU1200 /* wait for reset complete (read register twice; see au1500 errata) */ while (au_readl(USB_HOST_CONFIG), !(au_readl(USB_HOST_CONFIG) & USBH_ENABLE_RD)) +#endif udelay(1000); printk(KERN_DEBUG __FILE__ ": Clock to USB host has been enabled \n"); +#endif } static void au1xxx_stop_ohc(struct platform_device *dev) @@ -157,9 +160,9 @@ static int usb_ohci_au1xxx_probe(const struct hc_driver *driver, /* Au1200 AB USB does not support coherent memory */ if (!(read_c0_prid() & 0xff)) { pr_info("%s: this is chip revision AB !!\n", - dev->dev.name); + dev->name); pr_info("%s: update your board or re-configure the kernel\n", - dev->dev.name); + dev->name); return -ENODEV; } #endif diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c new file mode 100644 index 000000000000..6531c4d26527 --- /dev/null +++ b/drivers/usb/host/ohci-ep93xx.c @@ -0,0 +1,225 @@ +/* + * OHCI HCD (Host Controller Driver) for USB. + * + * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at> + * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net> + * (C) Copyright 2002 Hewlett-Packard Company + * + * Bus Glue for ep93xx. + * + * Written by Christopher Hoover <ch@hpl.hp.com> + * Based on fragments of previous driver by Russell King et al. + * + * Modified for LH7A404 from ohci-sa1111.c + * by Durgesh Pattamatta <pattamattad@sharpsec.com> + * + * Modified for pxa27x from ohci-lh7a404.c + * by Nick Bane <nick@cecomputing.co.uk> 26-8-2004 + * + * Modified for ep93xx from ohci-pxa27x.c + * by Lennert Buytenhek <buytenh@wantstofly.org> 28-2-2006 + * Based on an earlier driver by Ray Lehtiniemi + * + * This file is licenced under the GPL. + */ + +#include <linux/clk.h> +#include <linux/device.h> +#include <linux/signal.h> +#include <linux/platform_device.h> + +#include <asm/mach-types.h> +#include <asm/hardware.h> + +static struct clk *usb_host_clock; + +static void ep93xx_start_hc(struct device *dev) +{ + clk_enable(usb_host_clock); +} + +static void ep93xx_stop_hc(struct device *dev) +{ + clk_disable(usb_host_clock); +} + +static int usb_hcd_ep93xx_probe(const struct hc_driver *driver, + struct platform_device *pdev) +{ + int retval; + struct usb_hcd *hcd; + + if (pdev->resource[1].flags != IORESOURCE_IRQ) { + pr_debug("resource[1] is not IORESOURCE_IRQ"); + return -ENOMEM; + } + + hcd = usb_create_hcd(driver, &pdev->dev, "ep93xx"); + if (hcd == NULL) + return -ENOMEM; + + hcd->rsrc_start = pdev->resource[0].start; + hcd->rsrc_len = pdev->resource[0].end - pdev->resource[0].start + 1; + if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { + usb_put_hcd(hcd); + retval = -EBUSY; + goto err1; + } + + hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + if (hcd->regs == NULL) { + pr_debug("ioremap failed"); + retval = -ENOMEM; + goto err2; + } + + usb_host_clock = clk_get(&pdev->dev, "usb_host"); + ep93xx_start_hc(&pdev->dev); + + ohci_hcd_init(hcd_to_ohci(hcd)); + + retval = usb_add_hcd(hcd, pdev->resource[1].start, SA_INTERRUPT); + if (retval == 0) + return retval; + + ep93xx_stop_hc(&pdev->dev); + iounmap(hcd->regs); +err2: + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); +err1: + usb_put_hcd(hcd); + + return retval; +} + +static void usb_hcd_ep93xx_remove(struct usb_hcd *hcd, + struct platform_device *pdev) +{ + usb_remove_hcd(hcd); + ep93xx_stop_hc(&pdev->dev); + clk_put(usb_host_clock); + iounmap(hcd->regs); + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); + usb_put_hcd(hcd); +} + +static int __devinit ohci_ep93xx_start(struct usb_hcd *hcd) +{ + struct ohci_hcd *ohci = hcd_to_ohci(hcd); + int ret; + + if ((ret = ohci_init(ohci)) < 0) + return ret; + + if ((ret = ohci_run(ohci)) < 0) { + err("can't start %s", hcd->self.bus_name); + ohci_stop(hcd); + return ret; + } + + return 0; +} + +static struct hc_driver ohci_ep93xx_hc_driver = { + .description = hcd_name, + .product_desc = "EP93xx OHCI", + .hcd_priv_size = sizeof(struct ohci_hcd), + .irq = ohci_irq, + .flags = HCD_USB11 | HCD_MEMORY, + .start = ohci_ep93xx_start, + .stop = ohci_stop, + .urb_enqueue = ohci_urb_enqueue, + .urb_dequeue = ohci_urb_dequeue, + .endpoint_disable = ohci_endpoint_disable, + .get_frame_number = ohci_get_frame, + .hub_status_data = ohci_hub_status_data, + .hub_control = ohci_hub_control, +#ifdef CONFIG_PM + .bus_suspend = ohci_bus_suspend, + .bus_resume = ohci_bus_resume, +#endif + .start_port_reset = ohci_start_port_reset, +}; + +extern int usb_disabled(void); + +static int ohci_hcd_ep93xx_drv_probe(struct platform_device *pdev) +{ + int ret; + + ret = -ENODEV; + if (!usb_disabled()) + ret = usb_hcd_ep93xx_probe(&ohci_ep93xx_hc_driver, pdev); + + return ret; +} + +static int ohci_hcd_ep93xx_drv_remove(struct platform_device *pdev) +{ + struct usb_hcd *hcd = platform_get_drvdata(pdev); + + usb_hcd_ep93xx_remove(hcd, pdev); + + return 0; +} + +#ifdef CONFIG_PM +static int ohci_hcd_ep93xx_drv_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct usb_hcd *hcd = platform_get_drvdata(pdev); + struct ochi_hcd *ohci = hcd_to_ohci(hcd); + + if (time_before(jiffies, ohci->next_statechange)) + msleep(5); + ohci->next_statechange = jiffies; + + ep93xx_stop_hc(&pdev->dev); + hcd->state = HC_STATE_SUSPENDED; + pdev->dev.power.power_state = PMSG_SUSPEND; + + return 0; +} + +static int ohci_hcd_ep93xx_drv_resume(struct platform_device *pdev) +{ + struct usb_hcd *hcd = platform_get_drvdata(pdev); + struct ohci_hcd *ohci = hcd_to_ohci(hcd); + int status; + + if (time_before(jiffies, ohci->next_statechange)) + msleep(5); + ohci->next_statechange = jiffies; + + ep93xx_start_hc(&pdev->dev); + pdev->dev.power.power_state = PMSG_ON; + usb_hcd_resume_root_hub(hcd); + + return 0; +} +#endif + + +static struct platform_driver ohci_hcd_ep93xx_driver = { + .probe = ohci_hcd_ep93xx_drv_probe, + .remove = ohci_hcd_ep93xx_drv_remove, +#ifdef CONFIG_PM + .suspend = ohci_hcd_ep93xx_drv_suspend, + .resume = ohci_hcd_ep93xx_drv_resume, +#endif + .driver = { + .name = "ep93xx-ohci", + }, +}; + +static int __init ohci_hcd_ep93xx_init(void) +{ + return platform_driver_register(&ohci_hcd_ep93xx_driver); +} + +static void __exit ohci_hcd_ep93xx_cleanup(void) +{ + platform_driver_unregister(&ohci_hcd_ep93xx_driver); +} + +module_init(ohci_hcd_ep93xx_init); +module_exit(ohci_hcd_ep93xx_cleanup); diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 8fb842ed5f6e..afef5ac35b4a 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -901,6 +901,10 @@ MODULE_LICENSE ("GPL"); #include "ohci-pxa27x.c" #endif +#ifdef CONFIG_ARCH_EP93XX +#include "ohci-ep93xx.c" +#endif + #ifdef CONFIG_SOC_AU1X00 #include "ohci-au1xxx.c" #endif @@ -919,6 +923,7 @@ MODULE_LICENSE ("GPL"); || defined(CONFIG_ARCH_OMAP) \ || defined (CONFIG_ARCH_LH7A404) \ || defined (CONFIG_PXA27x) \ + || defined (CONFIG_ARCH_EP93XX) \ || defined (CONFIG_SOC_AU1X00) \ || defined (CONFIG_USB_OHCI_HCD_PPC_SOC) \ || defined (CONFIG_ARCH_AT91RM9200) \ diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c index 0bb972b58336..5b0a23fd798b 100644 --- a/drivers/usb/host/ohci-hub.c +++ b/drivers/usb/host/ohci-hub.c @@ -581,14 +581,14 @@ static int ohci_hub_control ( break; case GetHubStatus: temp = roothub_status (ohci) & ~(RH_HS_CRWE | RH_HS_DRWE); - *(__le32 *) buf = cpu_to_le32 (temp); + put_unaligned(cpu_to_le32 (temp), (__le32 *) buf); break; case GetPortStatus: if (!wIndex || wIndex > ports) goto error; wIndex--; temp = roothub_portstatus (ohci, wIndex); - *(__le32 *) buf = cpu_to_le32 (temp); + put_unaligned(cpu_to_le32 (temp), (__le32 *) buf); #ifndef OHCI_VERBOSE_DEBUG if (*(u16*)(buf+2)) /* only if wPortChange is interesting */ diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index dff60568b4a1..20861650905e 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -167,8 +167,6 @@ static int __devinit mmio_resource_enabled(struct pci_dev *pdev, int idx) static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev) { void __iomem *base; - int wait_time; - u32 control; if (!mmio_resource_enabled(pdev, 0)) return; @@ -179,9 +177,10 @@ static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev) /* On PA-RISC, PDC can leave IR set incorrectly; ignore it there. */ #ifndef __hppa__ - control = readl(base + OHCI_CONTROL); +{ + u32 control = readl(base + OHCI_CONTROL); if (control & OHCI_CTRL_IR) { - wait_time = 500; /* arbitrary; 5 seconds */ + int wait_time = 500; /* arbitrary; 5 seconds */ writel(OHCI_INTR_OC, base + OHCI_INTRENABLE); writel(OHCI_OCR, base + OHCI_CMDSTATUS); while (wait_time > 0 && @@ -198,6 +197,7 @@ static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev) /* reset controller, preserving RWC */ writel(control & OHCI_CTRL_RWC, base + OHCI_CONTROL); } +} #endif /* diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index b9fb9687f926..8ea9c915fbf9 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -1507,6 +1507,9 @@ void hid_init_reports(struct hid_device *hid) #define USB_DEVICE_ID_4_PHIDGETSERVO_20 0x8104 #define USB_DEVICE_ID_DUAL_USB_JOYPAD 0x8866 +#define USB_VENDOR_ID_WISEGROUP_LTD 0x6677 +#define USB_DEVICE_ID_SMARTJOY_DUAL_PLUS 0x8802 + #define USB_VENDOR_ID_CODEMERCS 0x07c0 #define USB_DEVICE_ID_CODEMERCS_IOW40 0x1500 #define USB_DEVICE_ID_CODEMERCS_IOW24 0x1501 @@ -1670,6 +1673,7 @@ static const struct hid_blacklist { { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET }, { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET }, { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT }, + { USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT }, { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL }, { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 }, diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig index daa486dde8cf..88928a4be805 100644 --- a/drivers/usb/misc/Kconfig +++ b/drivers/usb/misc/Kconfig @@ -88,19 +88,19 @@ config USB_LED To compile this driver as a module, choose M here: the module will be called usbled. -config USB_CY7C63 +config USB_CYPRESS_CY7C63 tristate "Cypress CY7C63xxx USB driver support" depends on USB help Say Y here if you want to connect a Cypress CY7C63xxx - micro controller to your computer's USB port. This driver - supports the pre-programmed devices (incl. firmware) by - AK Modul-Bus Computer GmbH. + micro controller to your computer's USB port. Currently this + driver supports the pre-programmed devices (incl. firmware) + by AK Modul-Bus Computer GmbH. Please see: http://www.ak-modul-bus.de/stat/mikrocontroller.html To compile this driver as a module, choose M here: the - module will be called cy7c63. + module will be called cypress_cy7c63. config USB_CYTHERM tristate "Cypress USB thermometer driver support" diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile index f25a97227297..2927260c5812 100644 --- a/drivers/usb/misc/Makefile +++ b/drivers/usb/misc/Makefile @@ -4,7 +4,7 @@ # obj-$(CONFIG_USB_AUERSWALD) += auerswald.o -obj-$(CONFIG_USB_CY7C63) += cy7c63.o +obj-$(CONFIG_USB_CYPRESS_CY7C63)+= cypress_cy7c63.o obj-$(CONFIG_USB_CYTHERM) += cytherm.o obj-$(CONFIG_USB_EMI26) += emi26.o obj-$(CONFIG_USB_EMI62) += emi62.o diff --git a/drivers/usb/misc/cy7c63.c b/drivers/usb/misc/cy7c63.c deleted file mode 100644 index 8a1c10b89b76..000000000000 --- a/drivers/usb/misc/cy7c63.c +++ /dev/null @@ -1,244 +0,0 @@ -/* -* cy7c63.c -* -* Copyright (c) 2006 Oliver Bock (bock@fh-wolfenbuettel.de) -* -* This driver is based on the Cypress Thermometer USB Driver by -* Marcus Maul and the 2.0 version of Greg Kroah-Hartman's -* USB Skeleton driver. -* -* Is is a generic driver for the Cypress CY7C63000 family. -* For the time being it enables you to toggle the single I/O ports -* of the device. -* -* Supported vendors: AK Modul-Bus Computer GmbH -* Supported devices: CY7C63001A-PC (to be continued...) -* Supported functions: Read/Write Ports (to be continued...) -* -* Chipsets families: CY7C63000, CY7C63001, CY7C63100, CY7C63101 -* -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License as -* published by the Free Software Foundation, version 2. -*/ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/usb.h> - -#define DRIVER_AUTHOR "Oliver Bock (bock@fh-wolfenbuettel.de)" -#define DRIVER_DESC "Cypress CY7C63xxx USB driver" - -#define CY7C63_VENDOR_ID 0xa2c -#define CY7C63_PRODUCT_ID 0x8 - -#define CY7C63_READ_PORT 0x4 -#define CY7C63_WRITE_PORT 0x5 -#define CY7C63_READ_RAM 0x2 -#define CY7C63_WRITE_RAM 0x3 -#define CY7C63_READ_ROM 0x1 - -#define CY7C63_READ_PORT_ID0 0 -#define CY7C63_WRITE_PORT_ID0 0 -#define CY7C63_READ_PORT_ID1 0x2 -#define CY7C63_WRITE_PORT_ID1 1 - -#define CY7C63_MAX_REQSIZE 8 - - -/* table of devices that work with this driver */ -static struct usb_device_id cy7c63_table [] = { - { USB_DEVICE(CY7C63_VENDOR_ID, CY7C63_PRODUCT_ID) }, - { } -}; -MODULE_DEVICE_TABLE(usb, cy7c63_table); - -/* structure to hold all of our device specific stuff */ -struct cy7c63 { - struct usb_device * udev; - char port0; - char port1; -}; - -/* used to send usb control messages to device */ -int vendor_command(struct cy7c63 *dev, unsigned char request, - unsigned char address, unsigned char data) { - - int retval = 0; - unsigned int pipe; - unsigned char *iobuf; - - /* allocate some memory for the i/o buffer*/ - iobuf = kzalloc(CY7C63_MAX_REQSIZE, GFP_KERNEL); - if (!iobuf) { - dev_err(&dev->udev->dev, "Out of memory!\n"); - retval = -ENOMEM; - goto error; - } - - dev_dbg(&dev->udev->dev, "Sending usb_control_msg (data: %d)\n", data); - - /* prepare usb control message and send it upstream */ - pipe = usb_rcvctrlpipe(dev->udev, 0); - retval = usb_control_msg(dev->udev, pipe, request, - USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER, - address, data, iobuf, CY7C63_MAX_REQSIZE, - USB_CTRL_GET_TIMEOUT); - - /* store returned data (more READs to be added!) */ - switch (request) { - case CY7C63_READ_PORT: - if (address == CY7C63_READ_PORT_ID0) { - dev->port0 = iobuf[1]; - dev_dbg(&dev->udev->dev, - "READ_PORT0 returned: %d\n",dev->port0); - } - else if (address == CY7C63_READ_PORT_ID1) { - dev->port1 = iobuf[1]; - dev_dbg(&dev->udev->dev, - "READ_PORT1 returned: %d\n",dev->port1); - } - break; - } - - kfree(iobuf); -error: - return retval; -} - -#define get_set_port(num,read_id,write_id) \ -static ssize_t set_port##num(struct device *dev, struct device_attribute *attr, \ - const char *buf, size_t count) { \ - \ - int value; \ - int result = 0; \ - \ - struct usb_interface *intf = to_usb_interface(dev); \ - struct cy7c63 *cyp = usb_get_intfdata(intf); \ - \ - dev_dbg(&cyp->udev->dev, "WRITE_PORT%d called\n", num); \ - \ - /* validate input data */ \ - if (sscanf(buf, "%d", &value) < 1) { \ - result = -EINVAL; \ - goto error; \ - } \ - if (value>255 || value<0) { \ - result = -EINVAL; \ - goto error; \ - } \ - \ - result = vendor_command(cyp, CY7C63_WRITE_PORT, write_id, \ - (unsigned char)value); \ - \ - dev_dbg(&cyp->udev->dev, "Result of vendor_command: %d\n\n",result); \ -error: \ - return result < 0 ? result : count; \ -} \ - \ -static ssize_t get_port##num(struct device *dev, \ - struct device_attribute *attr, char *buf) { \ - \ - int result = 0; \ - \ - struct usb_interface *intf = to_usb_interface(dev); \ - struct cy7c63 *cyp = usb_get_intfdata(intf); \ - \ - dev_dbg(&cyp->udev->dev, "READ_PORT%d called\n", num); \ - \ - result = vendor_command(cyp, CY7C63_READ_PORT, read_id, 0); \ - \ - dev_dbg(&cyp->udev->dev, "Result of vendor_command: %d\n\n", result); \ - \ - return sprintf(buf, "%d", cyp->port##num); \ -} \ -static DEVICE_ATTR(port##num, S_IWUGO | S_IRUGO, get_port##num, set_port##num); - -get_set_port(0, CY7C63_READ_PORT_ID0, CY7C63_WRITE_PORT_ID0); -get_set_port(1, CY7C63_READ_PORT_ID1, CY7C63_WRITE_PORT_ID1); - -static int cy7c63_probe(struct usb_interface *interface, - const struct usb_device_id *id) { - - struct cy7c63 *dev = NULL; - int retval = -ENOMEM; - - /* allocate memory for our device state and initialize it */ - dev = kzalloc(sizeof(*dev), GFP_KERNEL); - if (dev == NULL) { - dev_err(&dev->udev->dev, "Out of memory!\n"); - goto error; - } - - dev->udev = usb_get_dev(interface_to_usbdev(interface)); - - /* save our data pointer in this interface device */ - usb_set_intfdata(interface, dev); - - /* create device attribute files */ - device_create_file(&interface->dev, &dev_attr_port0); - device_create_file(&interface->dev, &dev_attr_port1); - - /* let the user know what node this device is now attached to */ - dev_info(&interface->dev, - "Cypress CY7C63xxx device now attached\n"); - - retval = 0; -error: - return retval; -} - -static void cy7c63_disconnect(struct usb_interface *interface) { - - struct cy7c63 *dev; - - dev = usb_get_intfdata(interface); - usb_set_intfdata(interface, NULL); - - /* remove device attribute files */ - device_remove_file(&interface->dev, &dev_attr_port0); - device_remove_file(&interface->dev, &dev_attr_port1); - - usb_put_dev(dev->udev); - - dev_info(&interface->dev, - "Cypress CY7C63xxx device now disconnected\n"); - - kfree(dev); -} - -static struct usb_driver cy7c63_driver = { - .name = "cy7c63", - .probe = cy7c63_probe, - .disconnect = cy7c63_disconnect, - .id_table = cy7c63_table, -}; - -static int __init cy7c63_init(void) { - - int result; - - /* register this driver with the USB subsystem */ - result = usb_register(&cy7c63_driver); - if (result) { - err("Function usb_register failed! Error number: %d\n", result); - } - - return result; -} - -static void __exit cy7c63_exit(void) { - - /* deregister this driver with the USB subsystem */ - usb_deregister(&cy7c63_driver); -} - -module_init(cy7c63_init); -module_exit(cy7c63_exit); - -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); - -MODULE_LICENSE("GPL"); diff --git a/drivers/usb/misc/cypress_cy7c63.c b/drivers/usb/misc/cypress_cy7c63.c new file mode 100644 index 000000000000..e091d327bd9e --- /dev/null +++ b/drivers/usb/misc/cypress_cy7c63.c @@ -0,0 +1,279 @@ +/* +* cypress_cy7c63.c +* +* Copyright (c) 2006 Oliver Bock (o.bock@fh-wolfenbuettel.de) +* +* This driver is based on the Cypress USB Driver by Marcus Maul +* (cyport) and the 2.0 version of Greg Kroah-Hartman's +* USB Skeleton driver. +* +* This is a generic driver for the Cypress CY7C63xxx family. +* For the time being it enables you to read from and write to +* the single I/O ports of the device. +* +* Supported vendors: AK Modul-Bus Computer GmbH +* Supported devices: CY7C63001A-PC (to be continued...) +* Supported functions: Read/Write Ports (to be continued...) +* +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License as +* published by the Free Software Foundation, version 2. +*/ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/usb.h> + +#define DRIVER_AUTHOR "Oliver Bock (o.bock@fh-wolfenbuettel.de)" +#define DRIVER_DESC "Cypress CY7C63xxx USB driver" + +#define CYPRESS_VENDOR_ID 0xa2c +#define CYPRESS_PRODUCT_ID 0x8 + +#define CYPRESS_READ_PORT 0x4 +#define CYPRESS_WRITE_PORT 0x5 + +#define CYPRESS_READ_RAM 0x2 +#define CYPRESS_WRITE_RAM 0x3 +#define CYPRESS_READ_ROM 0x1 + +#define CYPRESS_READ_PORT_ID0 0 +#define CYPRESS_WRITE_PORT_ID0 0 +#define CYPRESS_READ_PORT_ID1 0x2 +#define CYPRESS_WRITE_PORT_ID1 1 + +#define CYPRESS_MAX_REQSIZE 8 + + +/* table of devices that work with this driver */ +static struct usb_device_id cypress_table [] = { + { USB_DEVICE(CYPRESS_VENDOR_ID, CYPRESS_PRODUCT_ID) }, + { } +}; +MODULE_DEVICE_TABLE(usb, cypress_table); + +/* structure to hold all of our device specific stuff */ +struct cypress { + struct usb_device * udev; + unsigned char port[2]; +}; + +/* used to send usb control messages to device */ +static int vendor_command(struct cypress *dev, unsigned char request, + unsigned char address, unsigned char data) +{ + int retval = 0; + unsigned int pipe; + unsigned char *iobuf; + + /* allocate some memory for the i/o buffer*/ + iobuf = kzalloc(CYPRESS_MAX_REQSIZE, GFP_KERNEL); + if (!iobuf) { + dev_err(&dev->udev->dev, "Out of memory!\n"); + retval = -ENOMEM; + goto error; + } + + dev_dbg(&dev->udev->dev, "Sending usb_control_msg (data: %d)\n", data); + + /* prepare usb control message and send it upstream */ + pipe = usb_rcvctrlpipe(dev->udev, 0); + retval = usb_control_msg(dev->udev, pipe, request, + USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER, + address, data, iobuf, CYPRESS_MAX_REQSIZE, + USB_CTRL_GET_TIMEOUT); + + /* store returned data (more READs to be added) */ + switch (request) { + case CYPRESS_READ_PORT: + if (address == CYPRESS_READ_PORT_ID0) { + dev->port[0] = iobuf[1]; + dev_dbg(&dev->udev->dev, + "READ_PORT0 returned: %d\n", + dev->port[0]); + } + else if (address == CYPRESS_READ_PORT_ID1) { + dev->port[1] = iobuf[1]; + dev_dbg(&dev->udev->dev, + "READ_PORT1 returned: %d\n", + dev->port[1]); + } + break; + } + + kfree(iobuf); +error: + return retval; +} + +/* write port value */ +static ssize_t write_port(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count, + int port_num, int write_id) +{ + int value = -1; + int result = 0; + + struct usb_interface *intf = to_usb_interface(dev); + struct cypress *cyp = usb_get_intfdata(intf); + + dev_dbg(&cyp->udev->dev, "WRITE_PORT%d called\n", port_num); + + /* validate input data */ + if (sscanf(buf, "%d", &value) < 1) { + result = -EINVAL; + goto error; + } + if (value < 0 || value > 255) { + result = -EINVAL; + goto error; + } + + result = vendor_command(cyp, CYPRESS_WRITE_PORT, write_id, + (unsigned char)value); + + dev_dbg(&cyp->udev->dev, "Result of vendor_command: %d\n\n", result); +error: + return result < 0 ? result : count; +} + +/* attribute callback handler (write) */ +static ssize_t set_port0_handler(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return write_port(dev, attr, buf, count, 0, CYPRESS_WRITE_PORT_ID0); +} + +/* attribute callback handler (write) */ +static ssize_t set_port1_handler(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return write_port(dev, attr, buf, count, 1, CYPRESS_WRITE_PORT_ID1); +} + +/* read port value */ +static ssize_t read_port(struct device *dev, struct device_attribute *attr, + char *buf, int port_num, int read_id) +{ + int result = 0; + + struct usb_interface *intf = to_usb_interface(dev); + struct cypress *cyp = usb_get_intfdata(intf); + + dev_dbg(&cyp->udev->dev, "READ_PORT%d called\n", port_num); + + result = vendor_command(cyp, CYPRESS_READ_PORT, read_id, 0); + + dev_dbg(&cyp->udev->dev, "Result of vendor_command: %d\n\n", result); + + return sprintf(buf, "%d", cyp->port[port_num]); +} + +/* attribute callback handler (read) */ +static ssize_t get_port0_handler(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return read_port(dev, attr, buf, 0, CYPRESS_READ_PORT_ID0); +} + +/* attribute callback handler (read) */ +static ssize_t get_port1_handler(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return read_port(dev, attr, buf, 1, CYPRESS_READ_PORT_ID1); +} + +static DEVICE_ATTR(port0, S_IWUGO | S_IRUGO, + get_port0_handler, set_port0_handler); + +static DEVICE_ATTR(port1, S_IWUGO | S_IRUGO, + get_port1_handler, set_port1_handler); + + +static int cypress_probe(struct usb_interface *interface, + const struct usb_device_id *id) +{ + struct cypress *dev = NULL; + int retval = -ENOMEM; + + /* allocate memory for our device state and initialize it */ + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (dev == NULL) { + dev_err(&dev->udev->dev, "Out of memory!\n"); + goto error; + } + + dev->udev = usb_get_dev(interface_to_usbdev(interface)); + + /* save our data pointer in this interface device */ + usb_set_intfdata(interface, dev); + + /* create device attribute files */ + device_create_file(&interface->dev, &dev_attr_port0); + device_create_file(&interface->dev, &dev_attr_port1); + + /* let the user know that the device is now attached */ + dev_info(&interface->dev, + "Cypress CY7C63xxx device now attached\n"); + + retval = 0; +error: + return retval; +} + +static void cypress_disconnect(struct usb_interface *interface) +{ + struct cypress *dev; + + dev = usb_get_intfdata(interface); + usb_set_intfdata(interface, NULL); + + /* remove device attribute files */ + device_remove_file(&interface->dev, &dev_attr_port0); + device_remove_file(&interface->dev, &dev_attr_port1); + + usb_put_dev(dev->udev); + + dev_info(&interface->dev, + "Cypress CY7C63xxx device now disconnected\n"); + + kfree(dev); +} + +static struct usb_driver cypress_driver = { + .name = "cypress_cy7c63", + .probe = cypress_probe, + .disconnect = cypress_disconnect, + .id_table = cypress_table, +}; + +static int __init cypress_init(void) +{ + int result; + + /* register this driver with the USB subsystem */ + result = usb_register(&cypress_driver); + if (result) { + err("Function usb_register failed! Error number: %d\n", result); + } + + return result; +} + +static void __exit cypress_exit(void) +{ + /* deregister this driver with the USB subsystem */ + usb_deregister(&cypress_driver); +} + +module_init(cypress_init); +module_exit(cypress_exit); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); + +MODULE_LICENSE("GPL"); diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c index c82c402285a0..e095772dd8e9 100644 --- a/drivers/usb/misc/usblcd.c +++ b/drivers/usb/misc/usblcd.c @@ -200,10 +200,8 @@ static ssize_t lcd_write(struct file *file, const char __user * user_buffer, siz /* create a urb, and a buffer for it, and copy the data to the urb */ urb = usb_alloc_urb(0, GFP_KERNEL); - if (!urb) { - retval = -ENOMEM; - goto error; - } + if (!urb) + return -ENOMEM; buf = usb_buffer_alloc(dev->udev, count, GFP_KERNEL, &urb->transfer_dma); if (!buf) { diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c index e02c1a30c4cd..f961a770cee2 100644 --- a/drivers/usb/mon/mon_text.c +++ b/drivers/usb/mon/mon_text.c @@ -64,7 +64,6 @@ struct mon_reader_text { }; static void mon_text_ctor(void *, kmem_cache_t *, unsigned long); -static void mon_text_dtor(void *, kmem_cache_t *, unsigned long); /* * mon_text_submit @@ -268,7 +267,7 @@ static int mon_text_open(struct inode *inode, struct file *file) (long)rp); rp->e_slab = kmem_cache_create(rp->slab_name, sizeof(struct mon_event_text), sizeof(long), 0, - mon_text_ctor, mon_text_dtor); + mon_text_ctor, NULL); if (rp->e_slab == NULL) { rc = -ENOMEM; goto err_slab; @@ -459,7 +458,3 @@ static void mon_text_ctor(void *mem, kmem_cache_t *slab, unsigned long sflags) memset(mem, 0xe5, sizeof(struct mon_event_text)); } -static void mon_text_dtor(void *mem, kmem_cache_t *slab, unsigned long sflags) -{ - ; -} diff --git a/drivers/usb/net/rtl8150.c b/drivers/usb/net/rtl8150.c index 718f8e2b552b..e5e6e4f3ef87 100644 --- a/drivers/usb/net/rtl8150.c +++ b/drivers/usb/net/rtl8150.c @@ -128,11 +128,13 @@ #define VENDOR_ID_MELCO 0x0411 #define VENDOR_ID_MICRONET 0x3980 #define VENDOR_ID_LONGSHINE 0x07b8 +#define VENDOR_ID_ZYXEL 0x0586 #define PRODUCT_ID_RTL8150 0x8150 #define PRODUCT_ID_LUAKTX 0x0012 #define PRODUCT_ID_LCS8138TX 0x401a #define PRODUCT_ID_SP128AR 0x0003 +#define PRODUCT_ID_PRESTIGE 0x401a #undef EEPROM_WRITE @@ -142,6 +144,7 @@ static struct usb_device_id rtl8150_table[] = { {USB_DEVICE(VENDOR_ID_MELCO, PRODUCT_ID_LUAKTX)}, {USB_DEVICE(VENDOR_ID_MICRONET, PRODUCT_ID_SP128AR)}, {USB_DEVICE(VENDOR_ID_LONGSHINE, PRODUCT_ID_LCS8138TX)}, + {USB_DEVICE(VENDOR_ID_ZYXEL, PRODUCT_ID_PRESTIGE)}, {} }; diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig index 8bd44fda5eaf..ac33bd47cfce 100644 --- a/drivers/usb/serial/Kconfig +++ b/drivers/usb/serial/Kconfig @@ -456,6 +456,17 @@ config USB_SERIAL_SAFE_PADDED bool "USB Secure Encapsulated Driver - Padded" depends on USB_SERIAL_SAFE +config USB_SERIAL_SIERRAWIRELESS + tristate "USB Sierra Wireless Driver" + depends on USB_SERIAL + help + Say M here if you want to use a Sierra Wireless device (if + using an PC 5220 or AC580 please use the Airprime driver + instead). + + To compile this driver as a module, choose M here: the + module will be called sierra. + config USB_SERIAL_TI tristate "USB TI 3410/5052 Serial Driver" depends on USB_SERIAL diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile index 5a0960fc9d3e..35d4acc7f1d3 100644 --- a/drivers/usb/serial/Makefile +++ b/drivers/usb/serial/Makefile @@ -39,6 +39,7 @@ obj-$(CONFIG_USB_SERIAL_OMNINET) += omninet.o obj-$(CONFIG_USB_SERIAL_OPTION) += option.o obj-$(CONFIG_USB_SERIAL_PL2303) += pl2303.o obj-$(CONFIG_USB_SERIAL_SAFE) += safe_serial.o +obj-$(CONFIG_USB_SERIAL_SIERRAWIRELESS) += sierra.o obj-$(CONFIG_USB_SERIAL_TI) += ti_usb_3410_5052.o obj-$(CONFIG_USB_SERIAL_VISOR) += visor.o obj-$(CONFIG_USB_SERIAL_WHITEHEAT) += whiteheat.o diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c index 94b9ba0ff875..62082532a8b3 100644 --- a/drivers/usb/serial/airprime.c +++ b/drivers/usb/serial/airprime.c @@ -13,7 +13,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static struct usb_device_id id_table [] = { { USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */ diff --git a/drivers/usb/serial/anydata.c b/drivers/usb/serial/anydata.c index 343f6f228220..01843ef8c11e 100644 --- a/drivers/usb/serial/anydata.c +++ b/drivers/usb/serial/anydata.c @@ -13,7 +13,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static struct usb_device_id id_table [] = { { USB_DEVICE(0x16d5, 0x6501) }, /* AirData CDMA device */ @@ -71,7 +71,7 @@ static int anydata_open(struct usb_serial_port *port, struct file *filp) port->bulk_in_endpointAddress), port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length, - usb_serial_generic_write_bulk_callback, port); + usb_serial_generic_read_bulk_callback, port); result = usb_submit_urb(port->read_urb, GFP_KERNEL); if (result) dev_err(&port->dev, diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index 8dec796222a0..970d9ef0a7a5 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -21,7 +21,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static int debug; diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index 3faa7aa0111a..70ece9e01ce4 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -74,7 +74,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "belkin_sa.h" static int debug; diff --git a/drivers/usb/serial/bus.c b/drivers/usb/serial/bus.c index f2d993b70c18..6542f220468f 100644 --- a/drivers/usb/serial/bus.c +++ b/drivers/usb/serial/bus.c @@ -13,7 +13,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static int usb_serial_device_match (struct device *dev, struct device_driver *drv) { diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 3d456b32c316..3a9073dbfe6a 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -17,11 +17,10 @@ #include <linux/tty.h> #include <linux/console.h> #include <linux/usb.h> +#include <linux/usb/serial.h> static int debug; -#include "usb-serial.h" - struct usbcons_info { int magic; int break_flag; diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c index df0a4f98b4ae..486c7411b9a7 100644 --- a/drivers/usb/serial/cp2101.c +++ b/drivers/usb/serial/cp2101.c @@ -26,7 +26,7 @@ #include <linux/moduleparam.h> #include <linux/usb.h> #include <asm/uaccess.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> /* * Version Information diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index 49b51ab0d4cb..6286aba86fae 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -39,7 +39,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #define CYBERJACK_LOCAL_BUF_SIZE 32 diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 4ff2dfb299bd..ee70fddcab60 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -59,11 +59,11 @@ #include <linux/moduleparam.h> #include <linux/spinlock.h> #include <linux/usb.h> +#include <linux/usb/serial.h> #include <linux/serial.h> #include <linux/delay.h> #include <asm/uaccess.h> -#include "usb-serial.h" #include "cypress_m8.h" diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 6953d3ef5738..9b225183fc7a 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -246,7 +246,7 @@ #include <asm/uaccess.h> #include <linux/usb.h> #include <linux/wait.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> /* Defines */ diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c index 1e2b31eeb497..daafe405d86d 100644 --- a/drivers/usb/serial/empeg.c +++ b/drivers/usb/serial/empeg.c @@ -62,7 +62,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static int debug; diff --git a/drivers/usb/serial/ezusb.c b/drivers/usb/serial/ezusb.c index debc3b0f9662..5169c2d154ab 100644 --- a/drivers/usb/serial/ezusb.c +++ b/drivers/usb/serial/ezusb.c @@ -15,7 +15,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> /* EZ-USB Control and Status Register. Bit 0 controls 8051 reset */ #define CPUCS_REG 0x7F92 diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 8a74b19f1283..b458aedc5fb6 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -257,7 +257,7 @@ #include <asm/uaccess.h> #include <linux/usb.h> #include <linux/serial.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "ftdi_sio.h" /* @@ -313,6 +313,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) }, { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) }, { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) }, { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) }, { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, @@ -500,6 +501,8 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) }, { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) }, + { USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) }, { }, /* Optional parameter entry */ { } /* Terminating entry */ }; @@ -548,11 +551,17 @@ struct ftdi_private { spinlock_t rx_lock; /* spinlock for receive state */ struct work_struct rx_work; int rx_processed; + unsigned long rx_bytes; __u16 interface; /* FT2232C port interface (0 for FT232/245) */ int force_baud; /* if non-zero, force the baud rate to this value */ int force_rtscts; /* if non-zero, force RTS-CTS to always be enabled */ + + spinlock_t tx_lock; /* spinlock for transmit state */ + unsigned long tx_bytes; + unsigned long tx_outstanding_bytes; + unsigned long tx_outstanding_urbs; }; /* Used for TIOCMIWAIT */ @@ -626,6 +635,9 @@ static struct usb_serial_driver ftdi_sio_device = { #define HIGH 1 #define LOW 0 +/* number of outstanding urbs to prevent userspace DoS from happening */ +#define URB_UPPER_LIMIT 42 + /* * *************************************************************************** * Utlity functions @@ -1156,6 +1168,7 @@ static int ftdi_sio_attach (struct usb_serial *serial) } spin_lock_init(&priv->rx_lock); + spin_lock_init(&priv->tx_lock); init_waitqueue_head(&priv->delta_msr_wait); /* This will push the characters through immediately rather than queue a task to deliver them */ @@ -1270,6 +1283,13 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) dbg("%s", __FUNCTION__); + spin_lock_irqsave(&priv->tx_lock, flags); + priv->tx_bytes = 0; + spin_unlock_irqrestore(&priv->tx_lock, flags); + spin_lock_irqsave(&priv->rx_lock, flags); + priv->rx_bytes = 0; + spin_unlock_irqrestore(&priv->rx_lock, flags); + if (port->tty) port->tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; @@ -1372,6 +1392,7 @@ static int ftdi_write (struct usb_serial_port *port, int data_offset ; /* will be 1 for the SIO and 0 otherwise */ int status; int transfer_size; + unsigned long flags; dbg("%s port %d, %d bytes", __FUNCTION__, port->number, count); @@ -1379,6 +1400,13 @@ static int ftdi_write (struct usb_serial_port *port, dbg("write request of 0 bytes"); return 0; } + spin_lock_irqsave(&priv->tx_lock, flags); + if (priv->tx_outstanding_urbs > URB_UPPER_LIMIT) { + spin_unlock_irqrestore(&priv->tx_lock, flags); + dbg("%s - write limit hit\n", __FUNCTION__); + return 0; + } + spin_unlock_irqrestore(&priv->tx_lock, flags); data_offset = priv->write_offset; dbg("data_offset set to %d",data_offset); @@ -1445,6 +1473,12 @@ static int ftdi_write (struct usb_serial_port *port, err("%s - failed submitting write urb, error %d", __FUNCTION__, status); count = status; kfree (buffer); + } else { + spin_lock_irqsave(&priv->tx_lock, flags); + ++priv->tx_outstanding_urbs; + priv->tx_outstanding_bytes += count; + priv->tx_bytes += count; + spin_unlock_irqrestore(&priv->tx_lock, flags); } /* we are done with this urb, so let the host driver @@ -1460,7 +1494,11 @@ static int ftdi_write (struct usb_serial_port *port, static void ftdi_write_bulk_callback (struct urb *urb, struct pt_regs *regs) { + unsigned long flags; struct usb_serial_port *port = (struct usb_serial_port *)urb->context; + struct ftdi_private *priv; + int data_offset; /* will be 1 for the SIO and 0 otherwise */ + unsigned long countback; /* free up the transfer buffer, as usb_free_urb() does not do this */ kfree (urb->transfer_buffer); @@ -1472,34 +1510,67 @@ static void ftdi_write_bulk_callback (struct urb *urb, struct pt_regs *regs) return; } + priv = usb_get_serial_port_data(port); + if (!priv) { + dbg("%s - bad port private data pointer - exiting", __FUNCTION__); + return; + } + /* account for transferred data */ + countback = urb->actual_length; + data_offset = priv->write_offset; + if (data_offset > 0) { + /* Subtract the control bytes */ + countback -= (data_offset * ((countback + (PKTSZ - 1)) / PKTSZ)); + } + spin_lock_irqsave(&priv->tx_lock, flags); + --priv->tx_outstanding_urbs; + priv->tx_outstanding_bytes -= countback; + spin_unlock_irqrestore(&priv->tx_lock, flags); + usb_serial_port_softint(port); } /* ftdi_write_bulk_callback */ static int ftdi_write_room( struct usb_serial_port *port ) { + struct ftdi_private *priv = usb_get_serial_port_data(port); + int room; + unsigned long flags; + dbg("%s - port %d", __FUNCTION__, port->number); - /* - * We really can take anything the user throws at us - * but let's pick a nice big number to tell the tty - * layer that we have lots of free space - */ - return 2048; + spin_lock_irqsave(&priv->tx_lock, flags); + if (priv->tx_outstanding_urbs < URB_UPPER_LIMIT) { + /* + * We really can take anything the user throws at us + * but let's pick a nice big number to tell the tty + * layer that we have lots of free space + */ + room = 2048; + } else { + room = 0; + } + spin_unlock_irqrestore(&priv->tx_lock, flags); + return room; } /* ftdi_write_room */ static int ftdi_chars_in_buffer (struct usb_serial_port *port) { /* ftdi_chars_in_buffer */ + struct ftdi_private *priv = usb_get_serial_port_data(port); + int buffered; + unsigned long flags; + dbg("%s - port %d", __FUNCTION__, port->number); - /* - * We can't really account for how much data we - * have sent out, but hasn't made it through to the - * device, so just tell the tty layer that everything - * is flushed. - */ - return 0; + spin_lock_irqsave(&priv->tx_lock, flags); + buffered = (int)priv->tx_outstanding_bytes; + spin_unlock_irqrestore(&priv->tx_lock, flags); + if (buffered < 0) { + err("%s outstanding tx bytes is negative!", __FUNCTION__); + buffered = 0; + } + return buffered; } /* ftdi_chars_in_buffer */ @@ -1509,6 +1580,8 @@ static void ftdi_read_bulk_callback (struct urb *urb, struct pt_regs *regs) struct usb_serial_port *port = (struct usb_serial_port *)urb->context; struct tty_struct *tty; struct ftdi_private *priv; + unsigned long countread; + unsigned long flags; if (urb->number_of_packets > 0) { err("%s transfer_buffer_length %d actual_length %d number of packets %d",__FUNCTION__, @@ -1543,6 +1616,13 @@ static void ftdi_read_bulk_callback (struct urb *urb, struct pt_regs *regs) return; } + /* count data bytes, but not status bytes */ + countread = urb->actual_length; + countread -= 2 * ((countread + (PKTSZ - 1)) / PKTSZ); + spin_lock_irqsave(&priv->rx_lock, flags); + priv->rx_bytes += countread; + spin_unlock_irqrestore(&priv->rx_lock, flags); + ftdi_process_read(port); } /* ftdi_read_bulk_callback */ diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index 6ab2ac845bd7..04ef90fcb876 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h @@ -36,6 +36,9 @@ #define FTDI_ACTZWAVE_PID 0xF2D0 +/* www.starting-point-systems.com µChameleon device */ +#define FTDI_MICRO_CHAMELEON_PID 0xCAA0 /* Product Id */ + /* www.irtrans.de device */ #define FTDI_IRTRANS_PID 0xFC60 /* Product Id */ @@ -442,6 +445,18 @@ */ #define FTDI_YEI_SERVOCENTER31_PID 0xE050 /* YEI ServoCenter3.1 USB */ +/* + * ThorLabs USB motor drivers + */ +#define FTDI_THORLABS_PID 0xfaf0 /* ThorLabs USB motor drivers */ + +/* + * Testo products (http://www.testo.com/) + * Submitted by Colin Leroy + */ +#define TESTO_VID 0x128D +#define TESTO_USB_INTERFACE_PID 0x0001 + /* Commands */ #define FTDI_SIO_RESET 0 /* Reset the port */ #define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */ diff --git a/drivers/usb/serial/funsoft.c b/drivers/usb/serial/funsoft.c index 803721b97e2e..77b977206a8c 100644 --- a/drivers/usb/serial/funsoft.c +++ b/drivers/usb/serial/funsoft.c @@ -13,7 +13,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static struct usb_device_id id_table [] = { { USB_DEVICE(0x1404, 0xcddc) }, diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 1f5d1620baa1..727852634be9 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -35,6 +35,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> +#include <linux/usb/serial.h> /* the mode to be set when the port ist opened */ static int initial_mode = 1; @@ -42,8 +43,6 @@ static int initial_mode = 1; /* debug flag */ static int debug = 0; -#include "usb-serial.h" - #define GARMIN_VENDOR_ID 0x091E /* diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 945b8bb38c92..172713556393 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -17,8 +17,8 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/usb.h> +#include <linux/usb/serial.h> #include <asm/uaccess.h> -#include "usb-serial.h" static int debug; @@ -285,6 +285,7 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *reg if (result) dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result); } +EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback); void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *regs) { diff --git a/drivers/usb/serial/hp4x.c b/drivers/usb/serial/hp4x.c index 7e06358b0310..ebcac701b069 100644 --- a/drivers/usb/serial/hp4x.c +++ b/drivers/usb/serial/hp4x.c @@ -17,7 +17,7 @@ #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> /* * Version Information diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index bd2c05dac2a9..c49976c3ad52 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -44,7 +44,7 @@ #include <linux/wait.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "io_edgeport.h" #include "io_ionsp.h" /* info for the iosp messages */ #include "io_16654.h" /* 16654 UART defines */ diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index 723a12ae87b5..17c5b1d2311a 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -39,8 +39,8 @@ #include <asm/uaccess.h> #include <asm/semaphore.h> #include <linux/usb.h> +#include <linux/usb/serial.h> -#include "usb-serial.h" #include "io_16654.h" #include "io_usbvend.h" #include "io_ti.h" diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index dbcfe172a5cc..59c5d999009a 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -55,7 +55,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "ipaq.h" #define KP_RETRIES 100 @@ -70,6 +70,8 @@ static __u16 product, vendor; static int debug; +static int connect_retries = KP_RETRIES; +static int initial_wait; /* Function prototypes for an ipaq */ static int ipaq_open (struct usb_serial_port *port, struct file *filp); @@ -582,7 +584,7 @@ static int ipaq_open(struct usb_serial_port *port, struct file *filp) struct ipaq_private *priv; struct ipaq_packet *pkt; int i, result = 0; - int retries = KP_RETRIES; + int retries = connect_retries; dbg("%s - port %d", __FUNCTION__, port->number); @@ -646,16 +648,12 @@ static int ipaq_open(struct usb_serial_port *port, struct file *filp) port->read_urb->transfer_buffer_length = URBDATA_SIZE; port->bulk_out_size = port->write_urb->transfer_buffer_length = URBDATA_SIZE; + msleep(1000*initial_wait); /* Start reading from the device */ usb_fill_bulk_urb(port->read_urb, serial->dev, usb_rcvbulkpipe(serial->dev, port->bulk_in_endpointAddress), port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length, ipaq_read_bulk_callback, port); - result = usb_submit_urb(port->read_urb, GFP_KERNEL); - if (result) { - err("%s - failed submitting read urb, error %d", __FUNCTION__, result); - goto error; - } /* * Send out control message observed in win98 sniffs. Not sure what @@ -670,8 +668,14 @@ static int ipaq_open(struct usb_serial_port *port, struct file *filp) usb_sndctrlpipe(serial->dev, 0), 0x22, 0x21, 0x1, 0, NULL, 0, 100); if (result == 0) { + result = usb_submit_urb(port->read_urb, GFP_KERNEL); + if (result) { + err("%s - failed submitting read urb, error %d", __FUNCTION__, result); + goto error; + } return 0; } + msleep(1000); } err("%s - failed doing control urb, error %d", __FUNCTION__, result); goto error; @@ -854,6 +858,7 @@ static void ipaq_write_bulk_callback(struct urb *urb, struct pt_regs *regs) if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); + return; } spin_lock_irqsave(&write_list_lock, flags); @@ -966,3 +971,9 @@ MODULE_PARM_DESC(vendor, "User specified USB idVendor"); module_param(product, ushort, 0); MODULE_PARM_DESC(product, "User specified USB idProduct"); + +module_param(connect_retries, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(connect_retries, "Maximum number of connect retries (one second each)"); + +module_param(initial_wait, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(initial_wait, "Time to wait before attempting a connection (in seconds)"); diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index a4a0bfeaab00..87306cb6f9f5 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -46,8 +46,8 @@ #include <linux/module.h> #include <linux/spinlock.h> #include <linux/usb.h> +#include <linux/usb/serial.h> #include <asm/uaccess.h> -#include "usb-serial.h" /* * Version Information @@ -373,6 +373,8 @@ static void ipw_write_bulk_callback(struct urb *urb, struct pt_regs *regs) dbg("%s", __FUNCTION__); + port->write_urb_busy = 0; + if (urb->status) dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c index 2cf1fed3de43..1738b0b6a376 100644 --- a/drivers/usb/serial/ir-usb.c +++ b/drivers/usb/serial/ir-usb.c @@ -57,7 +57,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> /* * Version Information diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index d7c58f1bc960..015ad6cc1bbb 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -107,7 +107,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "keyspan.h" static int debug; diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index 03ab3c0f3cce..49b8dc039d1f 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -78,6 +78,7 @@ #include <linux/workqueue.h> #include <asm/uaccess.h> #include <linux/usb.h> +#include <linux/usb/serial.h> static int debug; @@ -107,8 +108,6 @@ struct ezusb_hex_record { #include "xircom_pgs_fw.h" #endif -#include "usb-serial.h" - /* * Version Information */ diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c index b45ff3e7ab40..2a2f3e2da055 100644 --- a/drivers/usb/serial/kl5kusb105.c +++ b/drivers/usb/serial/kl5kusb105.c @@ -55,7 +55,7 @@ #include <linux/module.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "kl5kusb105.h" static int debug; diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index 457733374772..d50dce034958 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -46,8 +46,8 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> +#include <linux/usb/serial.h> #include <linux/ioctl.h> -#include "usb-serial.h" #include "kobil_sct.h" static int debug; diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index ca05d3275f3e..f4d4305c2c02 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -75,7 +75,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "mct_u232.h" /* diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c index 7f544081032e..ac3f8b5d2c49 100644 --- a/drivers/usb/serial/navman.c +++ b/drivers/usb/serial/navman.c @@ -14,7 +14,7 @@ #include <linux/tty_flip.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static int debug; diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index cfb711a21a45..e49f40913c27 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -46,7 +46,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> static int debug; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 78ad4b3126a6..f0530c1d7b7a 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -35,6 +35,7 @@ 2006-06-01 v0.6.2 add backwards-compatibility stuff 2006-06-01 v0.6.3 add Novatel Wireless 2006-06-01 v0.7 Option => GSM + 2006-06-01 v0.7.1 add COBRA2 Work sponsored by: Sigos GmbH, Germany <info@sigos.de> @@ -53,7 +54,7 @@ device features. */ -#define DRIVER_VERSION "v0.7.0" +#define DRIVER_VERSION "v0.7.1" #define DRIVER_AUTHOR "Matthias Urlichs <smurf@smurf.noris.de>" #define DRIVER_DESC "USB Driver for GSM modems" @@ -64,7 +65,7 @@ #include <linux/tty_flip.h> #include <linux/module.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> /* Function prototypes */ static int option_open(struct usb_serial_port *port, struct file *filp); @@ -102,6 +103,7 @@ static int option_send_setup(struct usb_serial_port *port); #define OPTION_PRODUCT_FUSION 0x6000 #define OPTION_PRODUCT_FUSION2 0x6300 #define OPTION_PRODUCT_COBRA 0x6500 +#define OPTION_PRODUCT_COBRA2 0x6600 #define HUAWEI_PRODUCT_E600 0x1001 #define AUDIOVOX_PRODUCT_AIRCARD 0x0112 #define SIERRAWIRELESS_PRODUCT_MC8755 0x6802 @@ -112,6 +114,7 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) }, + { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA2) }, { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) }, { USB_DEVICE(AUDIOVOX_VENDOR_ID, AUDIOVOX_PRODUCT_AIRCARD) }, { USB_DEVICE(SIERRAWIRELESS_VENDOR_ID, SIERRAWIRELESS_PRODUCT_MC8755) }, @@ -124,6 +127,7 @@ static struct usb_device_id option_ids1[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) }, + { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA2) }, { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) }, { USB_DEVICE(AUDIOVOX_VENDOR_ID, AUDIOVOX_PRODUCT_AIRCARD) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID,NOVATELWIRELESS_PRODUCT_U740) }, diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index de93a2b909e7..259db31b65c1 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -27,7 +27,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "pl2303.h" /* @@ -52,6 +52,7 @@ struct pl2303_buf { static struct usb_device_id id_table [] = { { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID) }, { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ2) }, + { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_DCU11) }, { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ3) }, { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) }, { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) }, @@ -79,6 +80,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(LEADTEK_VENDOR_ID, LEADTEK_9531_PRODUCT_ID) }, { USB_DEVICE(SPEEDDRAGON_VENDOR_ID, SPEEDDRAGON_PRODUCT_ID) }, { USB_DEVICE(OTI_VENDOR_ID, OTI_PRODUCT_ID) }, + { USB_DEVICE(DATAPILOT_U2_VENDOR_ID, DATAPILOT_U2_PRODUCT_ID) }, { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index 7f29e81d3e35..d9c1e6e0b4b3 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -10,6 +10,7 @@ #define PL2303_VENDOR_ID 0x067b #define PL2303_PRODUCT_ID 0x2303 #define PL2303_PRODUCT_ID_RSAQ2 0x04bb +#define PL2303_PRODUCT_ID_DCU11 0x1234 #define PL2303_PRODUCT_ID_PHAROS 0xaaa0 #define PL2303_PRODUCT_ID_RSAQ3 0xaaa2 @@ -84,3 +85,7 @@ /* Ours Technology Inc DKU-5 clone, chipset: Prolific Technology Inc */ #define OTI_VENDOR_ID 0x0ea0 #define OTI_PRODUCT_ID 0x6858 + +/* DATAPILOT Universal-2 Phone Cable */ +#define DATAPILOT_U2_VENDOR_ID 0x0731 +#define DATAPILOT_U2_PRODUCT_ID 0x2003 diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c index 897d8447252b..789771ecdb11 100644 --- a/drivers/usb/serial/safe_serial.c +++ b/drivers/usb/serial/safe_serial.c @@ -71,7 +71,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #ifndef CONFIG_USB_SAFE_PADDED diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c new file mode 100644 index 000000000000..d29638daa987 --- /dev/null +++ b/drivers/usb/serial/sierra.c @@ -0,0 +1,75 @@ +/* + * Sierra Wireless CDMA Wireless Serial USB driver + * + * Current Copy modified by: Kevin Lloyd <linux@sierrawireless.com> + * Original Copyright (C) 2005-2006 Greg Kroah-Hartman <gregkh@suse.de> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version + * 2 as published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/tty.h> +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/usb/serial.h> + +static struct usb_device_id id_table [] = { + { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ + { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ + { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ + { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ + { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ + { USB_DEVICE(0x1199, 0x6803) }, /* Sierra Wireless MC8765 */ + { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 */ + { USB_DEVICE(0x1199, 0x6820) }, /* Sierra Wireless AirCard 875 */ + /* Following devices are supported in the airprime.c driver */ + /* { USB_DEVICE(0x1199, 0x0112) }, */ /* Sierra Wireless AirCard 580 */ + /* { USB_DEVICE(0x0F3D, 0x0112) }, */ /* AirPrime/Sierra PC 5220 */ + { } +}; +MODULE_DEVICE_TABLE(usb, id_table); + +static struct usb_driver sierra_driver = { + .name = "sierra_wireless", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = id_table, +}; + +static struct usb_serial_driver sierra_device = { + .driver = { + .owner = THIS_MODULE, + .name = "Sierra_Wireless", + }, + .id_table = id_table, + .num_interrupt_in = NUM_DONT_CARE, + .num_bulk_in = NUM_DONT_CARE, + .num_bulk_out = NUM_DONT_CARE, + .num_ports = 3, +}; + +static int __init sierra_init(void) +{ + int retval; + + retval = usb_serial_register(&sierra_device); + if (retval) + return retval; + retval = usb_register(&sierra_driver); + if (retval) + usb_serial_deregister(&sierra_device); + return retval; +} + +static void __exit sierra_exit(void) +{ + usb_deregister(&sierra_driver); + usb_serial_deregister(&sierra_device); +} + +module_init(sierra_init); +module_exit(sierra_exit); +MODULE_LICENSE("GPL"); diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index a9afff31a921..ac9b8ee52d44 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -83,8 +83,8 @@ #include <asm/uaccess.h> #include <asm/semaphore.h> #include <linux/usb.h> +#include <linux/usb/serial.h> -#include "usb-serial.h" #include "ti_usb_3410_5052.h" #include "ti_fw_3410.h" /* firmware image for 3410 */ #include "ti_fw_5052.h" /* firmware image for 5052 */ diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index b59a0536ea5c..12c1694d322e 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -31,7 +31,7 @@ #include <linux/smp_lock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "pl2303.h" /* @@ -40,6 +40,8 @@ #define DRIVER_AUTHOR "Greg Kroah-Hartman, greg@kroah.com, http://www.kroah.com/linux/" #define DRIVER_DESC "USB Serial Driver core" +static void port_free(struct usb_serial_port *port); + /* Driver structure we register with the USB core */ static struct usb_driver usb_serial_driver = { .name = "usbserial", @@ -146,23 +148,10 @@ static void destroy_serial(struct kref *kref) port = serial->port[i]; if (!port) continue; - usb_kill_urb(port->read_urb); - usb_free_urb(port->read_urb); - usb_kill_urb(port->write_urb); - usb_free_urb(port->write_urb); - usb_kill_urb(port->interrupt_in_urb); - usb_free_urb(port->interrupt_in_urb); - usb_kill_urb(port->interrupt_out_urb); - usb_free_urb(port->interrupt_out_urb); - kfree(port->bulk_in_buffer); - kfree(port->bulk_out_buffer); - kfree(port->interrupt_in_buffer); - kfree(port->interrupt_out_buffer); + port_free(port); } } - flush_scheduled_work(); /* port->work */ - usb_put_dev(serial->dev); /* free up any memory that we allocated */ @@ -564,6 +553,11 @@ static void port_release(struct device *dev) struct usb_serial_port *port = to_usb_serial_port(dev); dbg ("%s - %s", __FUNCTION__, dev->bus_id); + port_free(port); +} + +static void port_free(struct usb_serial_port *port) +{ usb_kill_urb(port->read_urb); usb_free_urb(port->read_urb); usb_kill_urb(port->write_urb); @@ -576,6 +570,7 @@ static void port_release(struct device *dev) kfree(port->bulk_out_buffer); kfree(port->interrupt_in_buffer); kfree(port->interrupt_out_buffer); + flush_scheduled_work(); /* port->work */ kfree(port); } diff --git a/drivers/usb/serial/usb-serial.h b/drivers/usb/serial/usb-serial.h deleted file mode 100644 index 0f2802a60194..000000000000 --- a/drivers/usb/serial/usb-serial.h +++ /dev/null @@ -1,300 +0,0 @@ -/* - * USB Serial Converter driver - * - * Copyright (C) 1999 - 2005 - * Greg Kroah-Hartman (greg@kroah.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - * - */ - - -#ifndef __LINUX_USB_SERIAL_H -#define __LINUX_USB_SERIAL_H - -#include <linux/kref.h> -#include <linux/mutex.h> - -#define SERIAL_TTY_MAJOR 188 /* Nice legal number now */ -#define SERIAL_TTY_MINORS 255 /* loads of devices :) */ - -#define MAX_NUM_PORTS 8 /* The maximum number of ports one device can grab at once */ - -/* parity check flag */ -#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK)) - -/** - * usb_serial_port: structure for the specific ports of a device. - * @serial: pointer back to the struct usb_serial owner of this port. - * @tty: pointer to the corresponding tty for this port. - * @lock: spinlock to grab when updating portions of this structure. - * @mutex: mutex used to synchronize serial_open() and serial_close() - * access for this port. - * @number: the number of the port (the minor number). - * @interrupt_in_buffer: pointer to the interrupt in buffer for this port. - * @interrupt_in_urb: pointer to the interrupt in struct urb for this port. - * @interrupt_in_endpointAddress: endpoint address for the interrupt in pipe - * for this port. - * @interrupt_out_buffer: pointer to the interrupt out buffer for this port. - * @interrupt_out_size: the size of the interrupt_out_buffer, in bytes. - * @interrupt_out_urb: pointer to the interrupt out struct urb for this port. - * @interrupt_out_endpointAddress: endpoint address for the interrupt out pipe - * for this port. - * @bulk_in_buffer: pointer to the bulk in buffer for this port. - * @read_urb: pointer to the bulk in struct urb for this port. - * @bulk_in_endpointAddress: endpoint address for the bulk in pipe for this - * port. - * @bulk_out_buffer: pointer to the bulk out buffer for this port. - * @bulk_out_size: the size of the bulk_out_buffer, in bytes. - * @write_urb: pointer to the bulk out struct urb for this port. - * @bulk_out_endpointAddress: endpoint address for the bulk out pipe for this - * port. - * @write_wait: a wait_queue_head_t used by the port. - * @work: work queue entry for the line discipline waking up. - * @open_count: number of times this port has been opened. - * - * This structure is used by the usb-serial core and drivers for the specific - * ports of a device. - */ -struct usb_serial_port { - struct usb_serial * serial; - struct tty_struct * tty; - spinlock_t lock; - struct mutex mutex; - unsigned char number; - - unsigned char * interrupt_in_buffer; - struct urb * interrupt_in_urb; - __u8 interrupt_in_endpointAddress; - - unsigned char * interrupt_out_buffer; - int interrupt_out_size; - struct urb * interrupt_out_urb; - __u8 interrupt_out_endpointAddress; - - unsigned char * bulk_in_buffer; - int bulk_in_size; - struct urb * read_urb; - __u8 bulk_in_endpointAddress; - - unsigned char * bulk_out_buffer; - int bulk_out_size; - struct urb * write_urb; - int write_urb_busy; - __u8 bulk_out_endpointAddress; - - wait_queue_head_t write_wait; - struct work_struct work; - int open_count; - struct device dev; -}; -#define to_usb_serial_port(d) container_of(d, struct usb_serial_port, dev) - -/* get and set the port private data pointer helper functions */ -static inline void *usb_get_serial_port_data (struct usb_serial_port *port) -{ - return dev_get_drvdata(&port->dev); -} - -static inline void usb_set_serial_port_data (struct usb_serial_port *port, void *data) -{ - dev_set_drvdata(&port->dev, data); -} - -/** - * usb_serial - structure used by the usb-serial core for a device - * @dev: pointer to the struct usb_device for this device - * @type: pointer to the struct usb_serial_driver for this device - * @interface: pointer to the struct usb_interface for this device - * @minor: the starting minor number for this device - * @num_ports: the number of ports this device has - * @num_interrupt_in: number of interrupt in endpoints we have - * @num_interrupt_out: number of interrupt out endpoints we have - * @num_bulk_in: number of bulk in endpoints we have - * @num_bulk_out: number of bulk out endpoints we have - * @port: array of struct usb_serial_port structures for the different ports. - * @private: place to put any driver specific information that is needed. The - * usb-serial driver is required to manage this data, the usb-serial core - * will not touch this. Use usb_get_serial_data() and - * usb_set_serial_data() to access this. - */ -struct usb_serial { - struct usb_device * dev; - struct usb_serial_driver * type; - struct usb_interface * interface; - unsigned char minor; - unsigned char num_ports; - unsigned char num_port_pointers; - char num_interrupt_in; - char num_interrupt_out; - char num_bulk_in; - char num_bulk_out; - struct usb_serial_port * port[MAX_NUM_PORTS]; - struct kref kref; - void * private; -}; -#define to_usb_serial(d) container_of(d, struct usb_serial, kref) - -#define NUM_DONT_CARE (-1) - -/* get and set the serial private data pointer helper functions */ -static inline void *usb_get_serial_data (struct usb_serial *serial) -{ - return serial->private; -} - -static inline void usb_set_serial_data (struct usb_serial *serial, void *data) -{ - serial->private = data; -} - -/** - * usb_serial_driver - describes a usb serial driver - * @description: pointer to a string that describes this driver. This string used - * in the syslog messages when a device is inserted or removed. - * @id_table: pointer to a list of usb_device_id structures that define all - * of the devices this structure can support. - * @num_interrupt_in: the number of interrupt in endpoints this device will - * have. - * @num_interrupt_out: the number of interrupt out endpoints this device will - * have. - * @num_bulk_in: the number of bulk in endpoints this device will have. - * @num_bulk_out: the number of bulk out endpoints this device will have. - * @num_ports: the number of different ports this device will have. - * @calc_num_ports: pointer to a function to determine how many ports this - * device has dynamically. It will be called after the probe() - * callback is called, but before attach() - * @probe: pointer to the driver's probe function. - * This will be called when the device is inserted into the system, - * but before the device has been fully initialized by the usb_serial - * subsystem. Use this function to download any firmware to the device, - * or any other early initialization that might be needed. - * Return 0 to continue on with the initialization sequence. Anything - * else will abort it. - * @attach: pointer to the driver's attach function. - * This will be called when the struct usb_serial structure is fully set - * set up. Do any local initialization of the device, or any private - * memory structure allocation at this point in time. - * @shutdown: pointer to the driver's shutdown function. This will be - * called when the device is removed from the system. - * - * This structure is defines a USB Serial driver. It provides all of - * the information that the USB serial core code needs. If the function - * pointers are defined, then the USB serial core code will call them when - * the corresponding tty port functions are called. If they are not - * called, the generic serial function will be used instead. - * - * The driver.owner field should be set to the module owner of this driver. - * The driver.name field should be set to the name of this driver (remember - * it will show up in sysfs, so it needs to be short and to the point. - * Useing the module name is a good idea.) - */ -struct usb_serial_driver { - const char *description; - const struct usb_device_id *id_table; - char num_interrupt_in; - char num_interrupt_out; - char num_bulk_in; - char num_bulk_out; - char num_ports; - - struct list_head driver_list; - struct device_driver driver; - - int (*probe) (struct usb_serial *serial, const struct usb_device_id *id); - int (*attach) (struct usb_serial *serial); - int (*calc_num_ports) (struct usb_serial *serial); - - void (*shutdown) (struct usb_serial *serial); - - int (*port_probe) (struct usb_serial_port *port); - int (*port_remove) (struct usb_serial_port *port); - - /* serial function calls */ - int (*open) (struct usb_serial_port *port, struct file * filp); - void (*close) (struct usb_serial_port *port, struct file * filp); - int (*write) (struct usb_serial_port *port, const unsigned char *buf, int count); - int (*write_room) (struct usb_serial_port *port); - int (*ioctl) (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); - void (*set_termios) (struct usb_serial_port *port, struct termios * old); - void (*break_ctl) (struct usb_serial_port *port, int break_state); - int (*chars_in_buffer) (struct usb_serial_port *port); - void (*throttle) (struct usb_serial_port *port); - void (*unthrottle) (struct usb_serial_port *port); - int (*tiocmget) (struct usb_serial_port *port, struct file *file); - int (*tiocmset) (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); - - void (*read_int_callback)(struct urb *urb, struct pt_regs *regs); - void (*write_int_callback)(struct urb *urb, struct pt_regs *regs); - void (*read_bulk_callback)(struct urb *urb, struct pt_regs *regs); - void (*write_bulk_callback)(struct urb *urb, struct pt_regs *regs); -}; -#define to_usb_serial_driver(d) container_of(d, struct usb_serial_driver, driver) - -extern int usb_serial_register(struct usb_serial_driver *driver); -extern void usb_serial_deregister(struct usb_serial_driver *driver); -extern void usb_serial_port_softint(struct usb_serial_port *port); - -extern int usb_serial_probe(struct usb_interface *iface, const struct usb_device_id *id); -extern void usb_serial_disconnect(struct usb_interface *iface); - -extern int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *data, int length, __u8 bRequest); -extern int ezusb_set_reset (struct usb_serial *serial, unsigned char reset_bit); - -/* USB Serial console functions */ -#ifdef CONFIG_USB_SERIAL_CONSOLE -extern void usb_serial_console_init (int debug, int minor); -extern void usb_serial_console_exit (void); -extern void usb_serial_console_disconnect(struct usb_serial *serial); -#else -static inline void usb_serial_console_init (int debug, int minor) { } -static inline void usb_serial_console_exit (void) { } -static inline void usb_serial_console_disconnect(struct usb_serial *serial) {} -#endif - -/* Functions needed by other parts of the usbserial core */ -extern struct usb_serial *usb_serial_get_by_index (unsigned int minor); -extern void usb_serial_put(struct usb_serial *serial); -extern int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp); -extern int usb_serial_generic_write (struct usb_serial_port *port, const unsigned char *buf, int count); -extern void usb_serial_generic_close (struct usb_serial_port *port, struct file *filp); -extern int usb_serial_generic_write_room (struct usb_serial_port *port); -extern int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port); -extern void usb_serial_generic_read_bulk_callback (struct urb *urb, struct pt_regs *regs); -extern void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *regs); -extern void usb_serial_generic_shutdown (struct usb_serial *serial); -extern int usb_serial_generic_register (int debug); -extern void usb_serial_generic_deregister (void); - -extern int usb_serial_bus_register (struct usb_serial_driver *device); -extern void usb_serial_bus_deregister (struct usb_serial_driver *device); - -extern struct usb_serial_driver usb_serial_generic_device; -extern struct bus_type usb_serial_bus_type; -extern struct tty_driver *usb_serial_tty_driver; - -static inline void usb_serial_debug_data(int debug, - struct device *dev, - const char *function, int size, - const unsigned char *data) -{ - int i; - - if (debug) { - dev_printk(KERN_DEBUG, dev, "%s - length = %d, data = ", function, size); - for (i = 0; i < size; ++i) - printk ("%.2x ", data[i]); - printk ("\n"); - } -} - -/* Use our own dbg macro */ -#undef dbg -#define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG "%s: " format "\n" , __FILE__ , ## arg); } while (0) - - - -#endif /* ifdef __LINUX_USB_SERIAL_H */ - diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index 95a2936e902e..88949f7884ca 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -25,7 +25,7 @@ #include <linux/spinlock.h> #include <asm/uaccess.h> #include <linux/usb.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "visor.h" /* @@ -302,7 +302,6 @@ static int visor_open (struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); priv->bytes_in = 0; priv->bytes_out = 0; - priv->outstanding_urbs = 0; priv->throttled = 0; spin_unlock_irqrestore(&priv->lock, flags); @@ -435,13 +434,25 @@ static int visor_write (struct usb_serial_port *port, const unsigned char *buf, static int visor_write_room (struct usb_serial_port *port) { + struct visor_private *priv = usb_get_serial_port_data(port); + unsigned long flags; + dbg("%s - port %d", __FUNCTION__, port->number); /* * We really can take anything the user throws at us * but let's pick a nice big number to tell the tty - * layer that we have lots of free space + * layer that we have lots of free space, unless we don't. */ + + spin_lock_irqsave(&priv->lock, flags); + if (priv->outstanding_urbs > URB_UPPER_LIMIT * 2 / 3) { + spin_unlock_irqrestore(&priv->lock, flags); + dbg("%s - write limit hit\n", __FUNCTION__); + return 0; + } + spin_unlock_irqrestore(&priv->lock, flags); + return 2048; } @@ -758,15 +769,22 @@ static int visor_calc_num_ports (struct usb_serial *serial) static int generic_startup(struct usb_serial *serial) { + struct usb_serial_port **ports = serial->port; struct visor_private *priv; int i; for (i = 0; i < serial->num_ports; ++i) { priv = kzalloc (sizeof(*priv), GFP_KERNEL); - if (!priv) + if (!priv) { + while (i-- != 0) { + priv = usb_get_serial_port_data(ports[i]); + usb_set_serial_port_data(ports[i], NULL); + kfree(priv); + } return -ENOMEM; + } spin_lock_init(&priv->lock); - usb_set_serial_port_data(serial->port[i], priv); + usb_set_serial_port_data(ports[i], priv); } return 0; } @@ -876,7 +894,18 @@ static int clie_5_attach (struct usb_serial *serial) static void visor_shutdown (struct usb_serial *serial) { + struct visor_private *priv; + int i; + dbg("%s", __FUNCTION__); + + for (i = 0; i < serial->num_ports; i++) { + priv = usb_get_serial_port_data(serial->port[i]); + if (priv) { + usb_set_serial_port_data(serial->port[i], NULL); + kfree(priv); + } + } } static int visor_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index 540438c3f381..6e6c7934be32 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -79,7 +79,7 @@ #include <linux/usb.h> #include <linux/serial_reg.h> #include <linux/serial.h> -#include "usb-serial.h" +#include <linux/usb/serial.h> #include "whiteheat_fw.h" /* firmware for the ConnectTech WhiteHEAT device */ #include "whiteheat.h" /* WhiteHEAT specific commands */ diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index 5715291ba540..a4b7df9ff8c1 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -112,13 +112,11 @@ static int slave_configure(struct scsi_device *sdev) if (sdev->scsi_level < SCSI_2) sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2; - /* According to the technical support people at Genesys Logic, - * devices using their chips have problems transferring more than - * 32 KB at a time. In practice people have found that 64 KB - * works okay and that's what Windows does. But we'll be - * conservative; people can always use the sysfs interface to - * increase max_sectors. */ - if (le16_to_cpu(us->pusb_dev->descriptor.idVendor) == USB_VENDOR_ID_GENESYS && + /* Many devices have trouble transfering more than 32KB at a time, + * while others have trouble with more than 64K. At this time we + * are limiting both to 32K (64 sectores). + */ + if ((us->flags & US_FL_MAX_SECTORS_64) && sdev->request_queue->max_sectors > 64) blk_queue_max_sectors(sdev->request_queue, 64); diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index c7e84e653df9..a5ca449f6e64 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -112,6 +112,19 @@ UNUSUAL_DEV( 0x0411, 0x001c, 0x0113, 0x0113, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_INQUIRY ), +/* Submitted by Ernestas Vaiciukevicius <ernisv@gmail.com> */ +UNUSUAL_DEV( 0x0419, 0x0100, 0x0100, 0x0100, + "Samsung Info. Systems America, Inc.", + "MP3 Player", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE ), + +/* Reported by Orgad Shaneh <orgads@gmail.com> */ +UNUSUAL_DEV( 0x0419, 0xaace, 0x0100, 0x0100, + "Samsung", "MP3 Player", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE ), + /* Reported by Christian Leber <christian@leber.de> */ UNUSUAL_DEV( 0x0419, 0xaaf5, 0x0100, 0x0100, "TrekStor", @@ -132,6 +145,14 @@ UNUSUAL_DEV( 0x0420, 0x0001, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE ), +/* Reported by Sumedha Swamy <sumedhaswamy@gmail.com> and + * Einar Th. Einarsson <einarthered@gmail.com> */ +UNUSUAL_DEV( 0x0421, 0x0444, 0x0100, 0x0100, + "Nokia", + "N91", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ), + /* Reported by Jiri Slaby <jirislaby@gmail.com> and * Rene C. Castberg <Rene@Castberg.org> */ UNUSUAL_DEV( 0x0421, 0x0446, 0x0100, 0x0100, @@ -140,6 +161,13 @@ UNUSUAL_DEV( 0x0421, 0x0446, 0x0100, 0x0100, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ), +/* Reported by Matthew Bloch <matthew@bytemark.co.uk> */ +UNUSUAL_DEV( 0x0421, 0x044e, 0x0100, 0x0100, + "Nokia", + "E61", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE | US_FL_FIX_CAPACITY ), + /* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */ UNUSUAL_DEV( 0x0424, 0x0fdc, 0x0210, 0x0210, "SMSC", @@ -473,10 +501,11 @@ UNUSUAL_DEV( 0x054c, 0x0010, 0x0106, 0x0450, US_SC_SCSI, US_PR_DEVICE, NULL, US_FL_SINGLE_LUN | US_FL_NOT_LOCKABLE | US_FL_NO_WP_DETECT ), -/* This entry is needed because the device reports Sub=ff */ -UNUSUAL_DEV( 0x054c, 0x0010, 0x0500, 0x0600, +/* Submitted by Lars Jacob <jacob.lars@googlemail.com> + * This entry is needed because the device reports Sub=ff */ +UNUSUAL_DEV( 0x054c, 0x0010, 0x0500, 0x0610, "Sony", - "DSC-T1/T5", + "DSC-T1/T5/H5", US_SC_8070, US_PR_DEVICE, NULL, US_FL_SINGLE_LUN ), @@ -708,18 +737,22 @@ UNUSUAL_DEV( 0x05dc, 0xb002, 0x0000, 0x0113, * They were originally reported by Alexander Oltu * <alexander@all-2.com> and Peter Marks <peter.marks@turner.com> * respectively. + * + * US_FL_GO_SLOW and US_FL_MAX_SECTORS_64 added by Phil Dibowitz + * <phil@ipom.com> as these flags were made and hard-coded + * special-cases were pulled from scsiglue.c. */ UNUSUAL_DEV( 0x05e3, 0x0701, 0x0000, 0xffff, "Genesys Logic", "USB to IDE Optical", US_SC_DEVICE, US_PR_DEVICE, NULL, - US_FL_GO_SLOW ), + US_FL_GO_SLOW | US_FL_MAX_SECTORS_64 ), UNUSUAL_DEV( 0x05e3, 0x0702, 0x0000, 0xffff, "Genesys Logic", "USB to IDE Disk", US_SC_DEVICE, US_PR_DEVICE, NULL, - US_FL_GO_SLOW ), + US_FL_GO_SLOW | US_FL_MAX_SECTORS_64 ), /* Reported by Hanno Boeck <hanno@gmx.de> * Taken from the Lycoris Kernel */ @@ -1196,6 +1229,14 @@ UNUSUAL_DEV( 0x0ea0, 0x6828, 0x0110, 0x0110, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE ), +/* Reported by Benjamin Schiller <sbenni@gmx.de> + * It is also sold by Easylite as DJ 20 */ +UNUSUAL_DEV( 0x0ed1, 0x7636, 0x0103, 0x0103, + "Typhoon", + "My DJ 1820", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE | US_FL_GO_SLOW | US_FL_MAX_SECTORS_64), + /* Reported by Michael Stattmann <michael@stattmann.com> */ UNUSUAL_DEV( 0x0fce, 0xd008, 0x0000, 0x0000, "Sony Ericsson", @@ -1227,6 +1268,15 @@ UNUSUAL_DEV( 0x1370, 0x6828, 0x0110, 0x0110, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_RESIDUE ), +/* patch submitted by Davide Perini <perini.davide@dpsoftware.org> + * and Renato Perini <rperini@email.it> + */ +UNUSUAL_DEV( 0x22b8, 0x3010, 0x0001, 0x0001, + "Motorola", + "RAZR V3x", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY | US_FL_IGNORE_RESIDUE ), + /* Reported by Radovan Garabik <garabik@kassiopeia.juls.savba.sk> */ UNUSUAL_DEV( 0x2735, 0x100b, 0x0000, 0x9999, "MPIO", diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 1185acac4b21..5ee19be52f65 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -55,6 +55,7 @@ #include <linux/slab.h> #include <linux/kthread.h> #include <linux/mutex.h> +#include <linux/utsrelease.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -373,8 +374,12 @@ static int usb_stor_control_thread(void * __us) /* lock access to the state */ scsi_lock(host); + /* did the command already complete because of a disconnect? */ + if (!us->srb) + ; /* nothing to do */ + /* indicate that the command is done */ - if (us->srb->result != DID_ABORT << 16) { + else if (us->srb->result != DID_ABORT << 16) { US_DEBUGP("scsi cmd done, result=0x%x\n", us->srb->result); us->srb->scsi_done(us->srb); @@ -524,7 +529,8 @@ static void get_device_info(struct us_data *us, const struct usb_device_id *id) if (msg >= 0 && !(us->flags & US_FL_NEED_OVERRIDE)) printk(KERN_NOTICE USB_STORAGE "This device " "(%04x,%04x,%04x S %02x P %02x)" - " has %s in unusual_devs.h\n" + " has %s in unusual_devs.h (kernel" + " %s)\n" " Please send a copy of this message to " "<linux-usb-devel@lists.sourceforge.net>\n", le16_to_cpu(ddesc->idVendor), @@ -532,7 +538,8 @@ static void get_device_info(struct us_data *us, const struct usb_device_id *id) le16_to_cpu(ddesc->bcdDevice), idesc->bInterfaceSubClass, idesc->bInterfaceProtocol, - msgs[msg]); + msgs[msg], + UTS_RELEASE); } } @@ -836,32 +843,34 @@ static void dissociate_dev(struct us_data *us) * the host */ static void quiesce_and_remove_host(struct us_data *us) { + struct Scsi_Host *host = us_to_host(us); + /* Prevent new USB transfers, stop the current command, and * interrupt a SCSI-scan or device-reset delay */ + scsi_lock(host); set_bit(US_FLIDX_DISCONNECTING, &us->flags); + scsi_unlock(host); usb_stor_stop_transport(us); wake_up(&us->delay_wait); /* It doesn't matter if the SCSI-scanning thread is still running. * The thread will exit when it sees the DISCONNECTING flag. */ - /* Wait for the current command to finish, then remove the host */ - mutex_lock(&us->dev_mutex); - mutex_unlock(&us->dev_mutex); - /* queuecommand won't accept any new commands and the control * thread won't execute a previously-queued command. If there * is such a command pending, complete it with an error. */ + mutex_lock(&us->dev_mutex); if (us->srb) { us->srb->result = DID_NO_CONNECT << 16; - scsi_lock(us_to_host(us)); + scsi_lock(host); us->srb->scsi_done(us->srb); us->srb = NULL; - scsi_unlock(us_to_host(us)); + scsi_unlock(host); } + mutex_unlock(&us->dev_mutex); /* Now we own no commands so it's safe to remove the SCSI host */ - scsi_remove_host(us_to_host(us)); + scsi_remove_host(host); } /* Second stage of disconnect processing: deallocate all resources */ diff --git a/drivers/usb/storage/usb.h b/drivers/usb/storage/usb.h index 5284abe1b5eb..21f3ddbc9080 100644 --- a/drivers/usb/storage/usb.h +++ b/drivers/usb/storage/usb.h @@ -176,8 +176,4 @@ extern void fill_inquiry_response(struct us_data *us, #define scsi_unlock(host) spin_unlock_irq(host->host_lock) #define scsi_lock(host) spin_lock_irq(host->host_lock) - -/* Vendor ID list for devices that require special handling */ -#define USB_VENDOR_ID_GENESYS 0x05e3 /* Genesys Logic */ - #endif diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 3badb48d662b..6533b0f39231 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -1518,6 +1518,26 @@ config FB_PXA_PARAMETERS <file:Documentation/fb/pxafb.txt> describes the available parameters. +config FB_MBX + tristate "2700G LCD framebuffer support" + depends on FB && ARCH_PXA + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + ---help--- + Framebuffer driver for the Intel 2700G (Marathon) Graphics + Accelerator + +config FB_MBX_DEBUG + bool "Enable debugging info via debugfs" + depends on FB_MBX && DEBUG_FS + default n + ---help--- + Enable this if you want debugging information using the debug + filesystem (debugfs) + + If unsure, say N. + config FB_W100 tristate "W100 frame buffer support" depends on FB && PXA_SHARPSL diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 6283d015f8f5..95563c9c6b9c 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -38,6 +38,7 @@ obj-$(CONFIG_FB_SIS) += sis/ obj-$(CONFIG_FB_KYRO) += kyro/ obj-$(CONFIG_FB_SAVAGE) += savage/ obj-$(CONFIG_FB_GEODE) += geode/ +obj-$(CONFIG_FB_MBX) += mbx/ obj-$(CONFIG_FB_I810) += vgastate.o obj-$(CONFIG_FB_NEOMAGIC) += neofb.o vgastate.o obj-$(CONFIG_FB_VIRGE) += virgefb.o diff --git a/drivers/video/mbx/Makefile b/drivers/video/mbx/Makefile new file mode 100644 index 000000000000..16c1165cf9c7 --- /dev/null +++ b/drivers/video/mbx/Makefile @@ -0,0 +1,4 @@ +# Makefile for the 2700G controller driver. + +obj-$(CONFIG_FB_MBX) += mbxfb.o +obj-$(CONFIG_FB_MBX_DEBUG) += mbxfbdebugfs.o diff --git a/drivers/video/mbx/mbxdebugfs.c b/drivers/video/mbx/mbxdebugfs.c new file mode 100644 index 000000000000..84aab3ad024e --- /dev/null +++ b/drivers/video/mbx/mbxdebugfs.c @@ -0,0 +1,188 @@ +#include <linux/debugfs.h> + +#define BIG_BUFFER_SIZE (1024) + +static char big_buffer[BIG_BUFFER_SIZE]; + +struct mbxfb_debugfs_data { + struct dentry *dir; + struct dentry *sysconf; + struct dentry *clock; + struct dentry *display; + struct dentry *gsctl; +}; + +static int open_file_generic(struct inode *inode, struct file *file) +{ + file->private_data = inode->u.generic_ip; + return 0; +} + +static ssize_t write_file_dummy(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) +{ + return count; +} + +static ssize_t sysconf_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "SYSCFG = %08lx\n", SYSCFG); + s += sprintf(s, "PFBASE = %08lx\n", PFBASE); + s += sprintf(s, "PFCEIL = %08lx\n", PFCEIL); + s += sprintf(s, "POLLFLAG = %08lx\n", POLLFLAG); + s += sprintf(s, "SYSRST = %08lx\n", SYSRST); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + + +static ssize_t gsctl_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "GSCTRL = %08lx\n", GSCTRL); + s += sprintf(s, "VSCTRL = %08lx\n", VSCTRL); + s += sprintf(s, "GBBASE = %08lx\n", GBBASE); + s += sprintf(s, "VBBASE = %08lx\n", VBBASE); + s += sprintf(s, "GDRCTRL = %08lx\n", GDRCTRL); + s += sprintf(s, "VCMSK = %08lx\n", VCMSK); + s += sprintf(s, "GSCADR = %08lx\n", GSCADR); + s += sprintf(s, "VSCADR = %08lx\n", VSCADR); + s += sprintf(s, "VUBASE = %08lx\n", VUBASE); + s += sprintf(s, "VVBASE = %08lx\n", VVBASE); + s += sprintf(s, "GSADR = %08lx\n", GSADR); + s += sprintf(s, "VSADR = %08lx\n", VSADR); + s += sprintf(s, "HCCTRL = %08lx\n", HCCTRL); + s += sprintf(s, "HCSIZE = %08lx\n", HCSIZE); + s += sprintf(s, "HCPOS = %08lx\n", HCPOS); + s += sprintf(s, "HCBADR = %08lx\n", HCBADR); + s += sprintf(s, "HCCKMSK = %08lx\n", HCCKMSK); + s += sprintf(s, "GPLUT = %08lx\n", GPLUT); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + +static ssize_t display_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "DSCTRL = %08lx\n", DSCTRL); + s += sprintf(s, "DHT01 = %08lx\n", DHT01); + s += sprintf(s, "DHT02 = %08lx\n", DHT02); + s += sprintf(s, "DHT03 = %08lx\n", DHT03); + s += sprintf(s, "DVT01 = %08lx\n", DVT01); + s += sprintf(s, "DVT02 = %08lx\n", DVT02); + s += sprintf(s, "DVT03 = %08lx\n", DVT03); + s += sprintf(s, "DBCOL = %08lx\n", DBCOL); + s += sprintf(s, "BGCOLOR = %08lx\n", BGCOLOR); + s += sprintf(s, "DINTRS = %08lx\n", DINTRS); + s += sprintf(s, "DINTRE = %08lx\n", DINTRE); + s += sprintf(s, "DINTRCNT = %08lx\n", DINTRCNT); + s += sprintf(s, "DSIG = %08lx\n", DSIG); + s += sprintf(s, "DMCTRL = %08lx\n", DMCTRL); + s += sprintf(s, "CLIPCTRL = %08lx\n", CLIPCTRL); + s += sprintf(s, "SPOCTRL = %08lx\n", SPOCTRL); + s += sprintf(s, "SVCTRL = %08lx\n", SVCTRL); + s += sprintf(s, "DLSTS = %08lx\n", DLSTS); + s += sprintf(s, "DLLCTRL = %08lx\n", DLLCTRL); + s += sprintf(s, "DVLNUM = %08lx\n", DVLNUM); + s += sprintf(s, "DUCTRL = %08lx\n", DUCTRL); + s += sprintf(s, "DVECTRL = %08lx\n", DVECTRL); + s += sprintf(s, "DHDET = %08lx\n", DHDET); + s += sprintf(s, "DVDET = %08lx\n", DVDET); + s += sprintf(s, "DODMSK = %08lx\n", DODMSK); + s += sprintf(s, "CSC01 = %08lx\n", CSC01); + s += sprintf(s, "CSC02 = %08lx\n", CSC02); + s += sprintf(s, "CSC03 = %08lx\n", CSC03); + s += sprintf(s, "CSC04 = %08lx\n", CSC04); + s += sprintf(s, "CSC05 = %08lx\n", CSC05); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + +static ssize_t clock_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "SYSCLKSRC = %08lx\n", SYSCLKSRC); + s += sprintf(s, "PIXCLKSRC = %08lx\n", PIXCLKSRC); + s += sprintf(s, "CLKSLEEP = %08lx\n", CLKSLEEP); + s += sprintf(s, "COREPLL = %08lx\n", COREPLL); + s += sprintf(s, "DISPPLL = %08lx\n", DISPPLL); + s += sprintf(s, "PLLSTAT = %08lx\n", PLLSTAT); + s += sprintf(s, "VOVRCLK = %08lx\n", VOVRCLK); + s += sprintf(s, "PIXCLK = %08lx\n", PIXCLK); + s += sprintf(s, "MEMCLK = %08lx\n", MEMCLK); + s += sprintf(s, "M24CLK = %08lx\n", M24CLK); + s += sprintf(s, "MBXCLK = %08lx\n", MBXCLK); + s += sprintf(s, "SDCLK = %08lx\n", SDCLK); + s += sprintf(s, "PIXCLKDIV = %08lx\n", PIXCLKDIV); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + +static struct file_operations sysconf_fops = { + .read = sysconf_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + +static struct file_operations clock_fops = { + .read = clock_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + +static struct file_operations display_fops = { + .read = display_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + +static struct file_operations gsctl_fops = { + .read = gsctl_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + + +static void __devinit mbxfb_debugfs_init(struct fb_info *fbi) +{ + struct mbxfb_info *mfbi = fbi->par; + struct mbxfb_debugfs_data *dbg; + + dbg = kzalloc(sizeof(struct mbxfb_debugfs_data), GFP_KERNEL); + mfbi->debugfs_data = dbg; + + dbg->dir = debugfs_create_dir("mbxfb", NULL); + dbg->sysconf = debugfs_create_file("sysconf", 0444, dbg->dir, + fbi, &sysconf_fops); + dbg->clock = debugfs_create_file("clock", 0444, dbg->dir, + fbi, &clock_fops); + dbg->display = debugfs_create_file("display", 0444, dbg->dir, + fbi, &display_fops); + dbg->gsctl = debugfs_create_file("gsctl", 0444, dbg->dir, + fbi, &gsctl_fops); +} + +static void __devexit mbxfb_debugfs_remove(struct fb_info *fbi) +{ + struct mbxfb_info *mfbi = fbi->par; + struct mbxfb_debugfs_data *dbg = mfbi->debugfs_data; + + debugfs_remove(dbg->gsctl); + debugfs_remove(dbg->display); + debugfs_remove(dbg->clock); + debugfs_remove(dbg->sysconf); + debugfs_remove(dbg->dir); +} diff --git a/drivers/video/mbx/mbxfb.c b/drivers/video/mbx/mbxfb.c new file mode 100644 index 000000000000..6849ab75d403 --- /dev/null +++ b/drivers/video/mbx/mbxfb.c @@ -0,0 +1,683 @@ +/* + * linux/drivers/video/mbx/mbxfb.c + * + * Copyright (C) 2006 Compulab, Ltd. + * Mike Rapoport <mike@compulab.co.il> + * + * Based on pxafb.c + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive for + * more details. + * + * Intel 2700G (Marathon) Graphics Accelerator Frame Buffer Driver + * + */ + +#include <linux/delay.h> +#include <linux/fb.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <asm/io.h> + +#include <video/mbxfb.h> + +#include "regs.h" +#include "reg_bits.h" + +static unsigned long virt_base_2700; + +#define MIN_XRES 16 +#define MIN_YRES 16 +#define MAX_XRES 2048 +#define MAX_YRES 2048 + +#define MAX_PALETTES 16 + +/* FIXME: take care of different chip revisions with different sizes + of ODFB */ +#define MEMORY_OFFSET 0x60000 + +struct mbxfb_info { + struct device *dev; + + struct resource *fb_res; + struct resource *fb_req; + + struct resource *reg_res; + struct resource *reg_req; + + void __iomem *fb_virt_addr; + unsigned long fb_phys_addr; + + void __iomem *reg_virt_addr; + unsigned long reg_phys_addr; + + int (*platform_probe) (struct fb_info * fb); + int (*platform_remove) (struct fb_info * fb); + + u32 pseudo_palette[MAX_PALETTES]; +#ifdef CONFIG_FB_MBX_DEBUG + void *debugfs_data; +#endif + +}; + +static struct fb_var_screeninfo mbxfb_default __devinitdata = { + .xres = 640, + .yres = 480, + .xres_virtual = 640, + .yres_virtual = 480, + .bits_per_pixel = 16, + .red = {11, 5, 0}, + .green = {5, 6, 0}, + .blue = {0, 5, 0}, + .activate = FB_ACTIVATE_TEST, + .height = -1, + .width = -1, + .pixclock = 40000, + .left_margin = 48, + .right_margin = 16, + .upper_margin = 33, + .lower_margin = 10, + .hsync_len = 96, + .vsync_len = 2, + .vmode = FB_VMODE_NONINTERLACED, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, +}; + +static struct fb_fix_screeninfo mbxfb_fix __devinitdata = { + .id = "MBX", + .type = FB_TYPE_PACKED_PIXELS, + .visual = FB_VISUAL_TRUECOLOR, + .xpanstep = 0, + .ypanstep = 0, + .ywrapstep = 0, + .accel = FB_ACCEL_NONE, +}; + +struct pixclock_div { + u8 m; + u8 n; + u8 p; +}; + +static unsigned int mbxfb_get_pixclock(unsigned int pixclock_ps, + struct pixclock_div *div) +{ + u8 m, n, p; + unsigned int err = 0; + unsigned int min_err = ~0x0; + unsigned int clk; + unsigned int best_clk = 0; + unsigned int ref_clk = 13000; /* FIXME: take from platform data */ + unsigned int pixclock; + + /* convert pixclock to KHz */ + pixclock = PICOS2KHZ(pixclock_ps); + + for (m = 1; m < 64; m++) { + for (n = 1; n < 8; n++) { + for (p = 0; p < 8; p++) { + clk = (ref_clk * m) / (n * (1 << p)); + err = (clk > pixclock) ? (clk - pixclock) : + (pixclock - clk); + if (err < min_err) { + min_err = err; + best_clk = clk; + div->m = m; + div->n = n; + div->p = p; + } + } + } + } + return KHZ2PICOS(best_clk); +} + +static int mbxfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, + u_int trans, struct fb_info *info) +{ + u32 val, ret = 1; + + if (regno < MAX_PALETTES) { + u32 *pal = info->pseudo_palette; + + val = (red & 0xf800) | ((green & 0xfc00) >> 5) | + ((blue & 0xf800) >> 11); + pal[regno] = val; + ret = 0; + } + + return ret; +} + +static int mbxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) +{ + struct pixclock_div div; + + var->pixclock = mbxfb_get_pixclock(var->pixclock, &div); + + if (var->xres < MIN_XRES) + var->xres = MIN_XRES; + if (var->yres < MIN_YRES) + var->yres = MIN_YRES; + if (var->xres > MAX_XRES) + return -EINVAL; + if (var->yres > MAX_YRES) + return -EINVAL; + var->xres_virtual = max(var->xres_virtual, var->xres); + var->yres_virtual = max(var->yres_virtual, var->yres); + + switch (var->bits_per_pixel) { + /* 8 bits-per-pixel is not supported yet */ + case 8: + return -EINVAL; + case 16: + var->green.length = (var->green.length == 5) ? 5 : 6; + var->red.length = 5; + var->blue.length = 5; + var->transp.length = 6 - var->green.length; + var->blue.offset = 0; + var->green.offset = 5; + var->red.offset = 5 + var->green.length; + var->transp.offset = (5 + var->red.offset) & 15; + break; + case 24: /* RGB 888 */ + case 32: /* RGBA 8888 */ + var->red.offset = 16; + var->red.length = 8; + var->green.offset = 8; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.length = var->bits_per_pixel - 24; + var->transp.offset = (var->transp.length) ? 24 : 0; + break; + } + var->red.msb_right = 0; + var->green.msb_right = 0; + var->blue.msb_right = 0; + var->transp.msb_right = 0; + + return 0; +} + +static int mbxfb_set_par(struct fb_info *info) +{ + struct fb_var_screeninfo *var = &info->var; + struct pixclock_div div; + ushort hbps, ht, hfps, has; + ushort vbps, vt, vfps, vas; + u32 gsctrl = readl(GSCTRL); + u32 gsadr = readl(GSADR); + + info->fix.line_length = var->xres_virtual * var->bits_per_pixel / 8; + + /* setup color mode */ + gsctrl &= ~(FMsk(GSCTRL_GPIXFMT)); + /* FIXME: add *WORKING* support for 8-bits per color */ + if (info->var.bits_per_pixel == 8) { + return -EINVAL; + } else { + fb_dealloc_cmap(&info->cmap); + gsctrl &= ~GSCTRL_LUT_EN; + + info->fix.visual = FB_VISUAL_TRUECOLOR; + switch (info->var.bits_per_pixel) { + case 16: + if (info->var.green.length == 5) + gsctrl |= GSCTRL_GPIXFMT_ARGB1555; + else + gsctrl |= GSCTRL_GPIXFMT_RGB565; + break; + case 24: + gsctrl |= GSCTRL_GPIXFMT_RGB888; + break; + case 32: + gsctrl |= GSCTRL_GPIXFMT_ARGB8888; + break; + } + } + + /* setup resolution */ + gsctrl &= ~(FMsk(GSCTRL_GSWIDTH) | FMsk(GSCTRL_GSHEIGHT)); + gsctrl |= Gsctrl_Width(info->var.xres - 1) | + Gsctrl_Height(info->var.yres - 1); + writel(gsctrl, GSCTRL); + udelay(1000); + + gsadr &= ~(FMsk(GSADR_SRCSTRIDE)); + gsadr |= Gsadr_Srcstride(info->var.xres * info->var.bits_per_pixel / + (8 * 16) - 1); + writel(gsadr, GSADR); + udelay(1000); + + /* setup timings */ + var->pixclock = mbxfb_get_pixclock(info->var.pixclock, &div); + + writel((Disp_Pll_M(div.m) | Disp_Pll_N(div.n) | + Disp_Pll_P(div.p) | DISP_PLL_EN), DISPPLL); + + hbps = var->hsync_len; + has = hbps + var->left_margin; + hfps = has + var->xres; + ht = hfps + var->right_margin; + + vbps = var->vsync_len; + vas = vbps + var->upper_margin; + vfps = vas + var->yres; + vt = vfps + var->lower_margin; + + writel((Dht01_Hbps(hbps) | Dht01_Ht(ht)), DHT01); + writel((Dht02_Hlbs(has) | Dht02_Has(has)), DHT02); + writel((Dht03_Hfps(hfps) | Dht03_Hrbs(hfps)), DHT03); + writel((Dhdet_Hdes(has) | Dhdet_Hdef(hfps)), DHDET); + + writel((Dvt01_Vbps(vbps) | Dvt01_Vt(vt)), DVT01); + writel((Dvt02_Vtbs(vas) | Dvt02_Vas(vas)), DVT02); + writel((Dvt03_Vfps(vfps) | Dvt03_Vbbs(vfps)), DVT03); + writel((Dvdet_Vdes(vas) | Dvdet_Vdef(vfps)), DVDET); + writel((Dvectrl_Vevent(vfps) | Dvectrl_Vfetch(vbps)), DVECTRL); + + writel((readl(DSCTRL) | DSCTRL_SYNCGEN_EN), DSCTRL); + + return 0; +} + +static int mbxfb_blank(int blank, struct fb_info *info) +{ + switch (blank) { + case FB_BLANK_POWERDOWN: + case FB_BLANK_VSYNC_SUSPEND: + case FB_BLANK_HSYNC_SUSPEND: + case FB_BLANK_NORMAL: + writel((readl(DSCTRL) & ~DSCTRL_SYNCGEN_EN), DSCTRL); + udelay(1000); + writel((readl(PIXCLK) & ~PIXCLK_EN), PIXCLK); + udelay(1000); + writel((readl(VOVRCLK) & ~VOVRCLK_EN), VOVRCLK); + udelay(1000); + break; + case FB_BLANK_UNBLANK: + writel((readl(DSCTRL) | DSCTRL_SYNCGEN_EN), DSCTRL); + udelay(1000); + writel((readl(PIXCLK) | PIXCLK_EN), PIXCLK); + udelay(1000); + break; + } + return 0; +} + +static struct fb_ops mbxfb_ops = { + .owner = THIS_MODULE, + .fb_check_var = mbxfb_check_var, + .fb_set_par = mbxfb_set_par, + .fb_setcolreg = mbxfb_setcolreg, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, + .fb_blank = mbxfb_blank, +}; + +/* + Enable external SDRAM controller. Assume that all clocks are active + by now. +*/ +static void __devinit setup_memc(struct fb_info *fbi) +{ + struct mbxfb_info *mfbi = fbi->par; + unsigned long tmp; + int i; + + /* FIXME: use platfrom specific parameters */ + /* setup SDRAM controller */ + writel((LMCFG_LMC_DS | LMCFG_LMC_TS | LMCFG_LMD_TS | + LMCFG_LMA_TS), + LMCFG); + udelay(1000); + + writel(LMPWR_MC_PWR_ACT, LMPWR); + udelay(1000); + + /* setup SDRAM timings */ + writel((Lmtim_Tras(7) | Lmtim_Trp(3) | Lmtim_Trcd(3) | + Lmtim_Trc(9) | Lmtim_Tdpl(2)), + LMTIM); + udelay(1000); + /* setup SDRAM refresh rate */ + writel(0xc2b, LMREFRESH); + udelay(1000); + /* setup SDRAM type parameters */ + writel((LMTYPE_CASLAT_3 | LMTYPE_BKSZ_2 | LMTYPE_ROWSZ_11 | + LMTYPE_COLSZ_8), + LMTYPE); + udelay(1000); + /* enable memory controller */ + writel(LMPWR_MC_PWR_ACT, LMPWR); + udelay(1000); + + /* perform dummy reads */ + for ( i = 0; i < 16; i++ ) { + tmp = readl(fbi->screen_base); + } +} + +static void enable_clocks(struct fb_info *fbi) +{ + /* enable clocks */ + writel(SYSCLKSRC_PLL_2, SYSCLKSRC); + udelay(1000); + writel(PIXCLKSRC_PLL_1, PIXCLKSRC); + udelay(1000); + writel(0x00000000, CLKSLEEP); + udelay(1000); + writel((Core_Pll_M(0x17) | Core_Pll_N(0x3) | Core_Pll_P(0x0) | + CORE_PLL_EN), + COREPLL); + udelay(1000); + writel((Disp_Pll_M(0x1b) | Disp_Pll_N(0x7) | Disp_Pll_P(0x1) | + DISP_PLL_EN), + DISPPLL); + + writel(0x00000000, VOVRCLK); + udelay(1000); + writel(PIXCLK_EN, PIXCLK); + udelay(1000); + writel(MEMCLK_EN, MEMCLK); + udelay(1000); + writel(0x00000006, M24CLK); + udelay(1000); + writel(0x00000006, MBXCLK); + udelay(1000); + writel(SDCLK_EN, SDCLK); + udelay(1000); + writel(0x00000001, PIXCLKDIV); + udelay(1000); +} + +static void __devinit setup_graphics(struct fb_info *fbi) +{ + unsigned long gsctrl; + + gsctrl = GSCTRL_GAMMA_EN | Gsctrl_Width(fbi->var.xres - 1) | + Gsctrl_Height(fbi->var.yres - 1); + switch (fbi->var.bits_per_pixel) { + case 16: + if (fbi->var.green.length == 5) + gsctrl |= GSCTRL_GPIXFMT_ARGB1555; + else + gsctrl |= GSCTRL_GPIXFMT_RGB565; + break; + case 24: + gsctrl |= GSCTRL_GPIXFMT_RGB888; + break; + case 32: + gsctrl |= GSCTRL_GPIXFMT_ARGB8888; + break; + } + + writel(gsctrl, GSCTRL); + udelay(1000); + writel(0x00000000, GBBASE); + udelay(1000); + writel(0x00ffffff, GDRCTRL); + udelay(1000); + writel((GSCADR_STR_EN | Gscadr_Gbase_Adr(0x6000)), GSCADR); + udelay(1000); + writel(0x00000000, GPLUT); + udelay(1000); +} + +static void __devinit setup_display(struct fb_info *fbi) +{ + unsigned long dsctrl = 0; + + dsctrl = DSCTRL_BLNK_POL; + if (fbi->var.sync & FB_SYNC_HOR_HIGH_ACT) + dsctrl |= DSCTRL_HS_POL; + if (fbi->var.sync & FB_SYNC_VERT_HIGH_ACT) + dsctrl |= DSCTRL_VS_POL; + writel(dsctrl, DSCTRL); + udelay(1000); + writel(0xd0303010, DMCTRL); + udelay(1000); + writel((readl(DSCTRL) | DSCTRL_SYNCGEN_EN), DSCTRL); +} + +static void __devinit enable_controller(struct fb_info *fbi) +{ + writel(SYSRST_RST, SYSRST); + udelay(1000); + + + enable_clocks(fbi); + setup_memc(fbi); + setup_graphics(fbi); + setup_display(fbi); +} + +#ifdef CONFIG_PM +/* + * Power management hooks. Note that we won't be called from IRQ context, + * unlike the blank functions above, so we may sleep. + */ +static int mbxfb_suspend(struct platform_device *dev, pm_message_t state) +{ + /* make frame buffer memory enter self-refresh mode */ + writel(LMPWR_MC_PWR_SRM, LMPWR); + while (LMPWRSTAT != LMPWRSTAT_MC_PWR_SRM) + ; /* empty statement */ + + /* reset the device, since it's initial state is 'mostly sleeping' */ + writel(SYSRST_RST, SYSRST); + return 0; +} + +static int mbxfb_resume(struct platform_device *dev) +{ + struct fb_info *fbi = platform_get_drvdata(dev); + + enable_clocks(fbi); +/* setup_graphics(fbi); */ +/* setup_display(fbi); */ + + writel((readl(DSCTRL) | DSCTRL_SYNCGEN_EN), DSCTRL); + return 0; +} +#else +#define mbxfb_suspend NULL +#define mbxfb_resume NULL +#endif + +/* debugfs entries */ +#ifndef CONFIG_FB_MBX_DEBUG +#define mbxfb_debugfs_init(x) do {} while(0) +#define mbxfb_debugfs_remove(x) do {} while(0) +#endif + +#define res_size(_r) (((_r)->end - (_r)->start) + 1) + +static int __devinit mbxfb_probe(struct platform_device *dev) +{ + int ret; + struct fb_info *fbi; + struct mbxfb_info *mfbi; + struct mbxfb_platform_data *pdata; + + dev_dbg(dev, "mbxfb_probe\n"); + + fbi = framebuffer_alloc(sizeof(struct mbxfb_info), &dev->dev); + if (fbi == NULL) { + dev_err(&dev->dev, "framebuffer_alloc failed\n"); + return -ENOMEM; + } + + mfbi = fbi->par; + fbi->pseudo_palette = mfbi->pseudo_palette; + pdata = dev->dev.platform_data; + if (pdata->probe) + mfbi->platform_probe = pdata->probe; + if (pdata->remove) + mfbi->platform_remove = pdata->remove; + + mfbi->fb_res = platform_get_resource(dev, IORESOURCE_MEM, 0); + mfbi->reg_res = platform_get_resource(dev, IORESOURCE_MEM, 1); + + if (!mfbi->fb_res || !mfbi->reg_res) { + dev_err(&dev->dev, "no resources found\n"); + ret = -ENODEV; + goto err1; + } + + mfbi->fb_req = request_mem_region(mfbi->fb_res->start, + res_size(mfbi->fb_res), dev->name); + if (mfbi->fb_req == NULL) { + dev_err(&dev->dev, "failed to claim framebuffer memory\n"); + ret = -EINVAL; + goto err1; + } + mfbi->fb_phys_addr = mfbi->fb_res->start; + + mfbi->reg_req = request_mem_region(mfbi->reg_res->start, + res_size(mfbi->reg_res), dev->name); + if (mfbi->reg_req == NULL) { + dev_err(&dev->dev, "failed to claim Marathon registers\n"); + ret = -EINVAL; + goto err2; + } + mfbi->reg_phys_addr = mfbi->reg_res->start; + + mfbi->reg_virt_addr = ioremap_nocache(mfbi->reg_phys_addr, + res_size(mfbi->reg_req)); + if (!mfbi->reg_virt_addr) { + dev_err(&dev->dev, "failed to ioremap Marathon registers\n"); + ret = -EINVAL; + goto err3; + } + virt_base_2700 = (unsigned long)mfbi->reg_virt_addr; + + mfbi->fb_virt_addr = ioremap_nocache(mfbi->fb_phys_addr, + res_size(mfbi->fb_req)); + if (!mfbi->reg_virt_addr) { + dev_err(&dev->dev, "failed to ioremap frame buffer\n"); + ret = -EINVAL; + goto err4; + } + + /* FIXME: get from platform */ + fbi->screen_base = (char __iomem *)(mfbi->fb_virt_addr + 0x60000); + fbi->screen_size = 8 * 1024 * 1024; /* 8 Megs */ + fbi->fbops = &mbxfb_ops; + + fbi->var = mbxfb_default; + fbi->fix = mbxfb_fix; + fbi->fix.smem_start = mfbi->fb_phys_addr + 0x60000; + fbi->fix.smem_len = 8 * 1024 * 1024; + fbi->fix.line_length = 640 * 2; + + ret = fb_alloc_cmap(&fbi->cmap, 256, 0); + if (ret < 0) { + dev_err(&dev->dev, "fb_alloc_cmap failed\n"); + ret = -EINVAL; + goto err5; + } + + platform_set_drvdata(dev, fbi); + + printk(KERN_INFO "fb%d: mbx frame buffer device\n", fbi->node); + + if (mfbi->platform_probe) + mfbi->platform_probe(fbi); + + enable_controller(fbi); + + mbxfb_debugfs_init(fbi); + + ret = register_framebuffer(fbi); + if (ret < 0) { + dev_err(&dev->dev, "register_framebuffer failed\n"); + ret = -EINVAL; + goto err6; + } + + return 0; + +err6: + fb_dealloc_cmap(&fbi->cmap); +err5: + iounmap(mfbi->fb_virt_addr); +err4: + iounmap(mfbi->reg_virt_addr); +err3: + release_mem_region(mfbi->reg_res->start, res_size(mfbi->reg_res)); +err2: + release_mem_region(mfbi->fb_res->start, res_size(mfbi->fb_res)); +err1: + framebuffer_release(fbi); + + return ret; +} + +static int __devexit mbxfb_remove(struct platform_device *dev) +{ + struct fb_info *fbi = platform_get_drvdata(dev); + + writel(SYSRST_RST, SYSRST); + udelay(1000); + + mbxfb_debugfs_remove(fbi); + + if (fbi) { + struct mbxfb_info *mfbi = fbi->par; + + unregister_framebuffer(fbi); + if (mfbi) { + if (mfbi->platform_remove) + mfbi->platform_remove(fbi); + + if (mfbi->fb_virt_addr) + iounmap(mfbi->fb_virt_addr); + if (mfbi->reg_virt_addr) + iounmap(mfbi->reg_virt_addr); + if (mfbi->reg_req) + release_mem_region(mfbi->reg_req->start, + res_size(mfbi->reg_req)); + if (mfbi->fb_req) + release_mem_region(mfbi->fb_req->start, + res_size(mfbi->fb_req)); + } + framebuffer_release(fbi); + } + + return 0; +} + +static struct platform_driver mbxfb_driver = { + .probe = mbxfb_probe, + .remove = mbxfb_remove, + .suspend = mbxfb_suspend, + .resume = mbxfb_resume, + .driver = { + .name = "mbx-fb", + }, +}; + +int __devinit mbxfb_init(void) +{ + return platform_driver_register(&mbxfb_driver); +} + +static void __devexit mbxfb_exit(void) +{ + platform_driver_unregister(&mbxfb_driver); +} + +module_init(mbxfb_init); +module_exit(mbxfb_exit); + +MODULE_DESCRIPTION("loadable framebuffer driver for Marathon device"); +MODULE_AUTHOR("Mike Rapoport, Compulab"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/mbx/reg_bits.h b/drivers/video/mbx/reg_bits.h new file mode 100644 index 000000000000..c226a8e45312 --- /dev/null +++ b/drivers/video/mbx/reg_bits.h @@ -0,0 +1,418 @@ +#ifndef __REG_BITS_2700G_ +#define __REG_BITS_2700G_ + +/* use defines from asm-arm/arch-pxa/bitfields.h for bit fields access */ +#define UData(Data) ((unsigned long) (Data)) +#define Fld(Size, Shft) (((Size) << 16) + (Shft)) +#define FSize(Field) ((Field) >> 16) +#define FShft(Field) ((Field) & 0x0000FFFF) +#define FMsk(Field) (((UData (1) << FSize (Field)) - 1) << FShft (Field)) +#define FAlnMsk(Field) ((UData (1) << FSize (Field)) - 1) +#define F1stBit(Field) (UData (1) << FShft (Field)) + +#define SYSRST_RST (1 << 0) + +/* SYSCLKSRC - SYSCLK Source Control Register */ +#define SYSCLKSRC_SEL Fld(2,0) +#define SYSCLKSRC_REF ((0x0) << FShft(SYSCLKSRC_SEL)) +#define SYSCLKSRC_PLL_1 ((0x1) << FShft(SYSCLKSRC_SEL)) +#define SYSCLKSRC_PLL_2 ((0x2) << FShft(SYSCLKSRC_SEL)) + +/* PIXCLKSRC - PIXCLK Source Control Register */ +#define PIXCLKSRC_SEL Fld(2,0) +#define PIXCLKSRC_REF ((0x0) << FShft(PIXCLKSRC_SEL)) +#define PIXCLKSRC_PLL_1 ((0x1) << FShft(PIXCLKSRC_SEL)) +#define PIXCLKSRC_PLL_2 ((0x2) << FShft(PIXCLKSRC_SEL)) + +/* Clock Disable Register */ +#define CLKSLEEP_SLP (1 << 0) + +/* Core PLL Control Register */ +#define CORE_PLL_M Fld(6,7) +#define Core_Pll_M(x) ((x) << FShft(CORE_PLL_M)) +#define CORE_PLL_N Fld(3,4) +#define Core_Pll_N(x) ((x) << FShft(CORE_PLL_N)) +#define CORE_PLL_P Fld(3,1) +#define Core_Pll_P(x) ((x) << FShft(CORE_PLL_P)) +#define CORE_PLL_EN (1 << 0) + +/* Display PLL Control Register */ +#define DISP_PLL_M Fld(6,7) +#define Disp_Pll_M(x) ((x) << FShft(DISP_PLL_M)) +#define DISP_PLL_N Fld(3,4) +#define Disp_Pll_N(x) ((x) << FShft(DISP_PLL_N)) +#define DISP_PLL_P Fld(3,1) +#define Disp_Pll_P(x) ((x) << FShft(DISP_PLL_P)) +#define DISP_PLL_EN (1 << 0) + +/* PLL status register */ +#define PLLSTAT_CORE_PLL_LOST_L (1 << 3) +#define PLLSTAT_CORE_PLL_LSTS (1 << 2) +#define PLLSTAT_DISP_PLL_LOST_L (1 << 1) +#define PLLSTAT_DISP_PLL_LSTS (1 << 0) + +/* Video and scale clock control register */ +#define VOVRCLK_EN (1 << 0) + +/* Pixel clock control register */ +#define PIXCLK_EN (1 << 0) + +/* Memory clock control register */ +#define MEMCLK_EN (1 << 0) + +/* MBX clock control register */ +#define MBXCLK_DIV Fld(2,2) +#define MBXCLK_DIV_1 ((0x0) << FShft(MBXCLK_DIV)) +#define MBXCLK_DIV_2 ((0x1) << FShft(MBXCLK_DIV)) +#define MBXCLK_DIV_3 ((0x2) << FShft(MBXCLK_DIV)) +#define MBXCLK_DIV_4 ((0x3) << FShft(MBXCLK_DIV)) +#define MBXCLK_EN Fld(2,0) +#define MBXCLK_EN_NONE ((0x0) << FShft(MBXCLK_EN)) +#define MBXCLK_EN_2D ((0x1) << FShft(MBXCLK_EN)) +#define MBXCLK_EN_BOTH ((0x2) << FShft(MBXCLK_EN)) + +/* M24 clock control register */ +#define M24CLK_DIV Fld(2,1) +#define M24CLK_DIV_1 ((0x0) << FShft(M24CLK_DIV)) +#define M24CLK_DIV_2 ((0x1) << FShft(M24CLK_DIV)) +#define M24CLK_DIV_3 ((0x2) << FShft(M24CLK_DIV)) +#define M24CLK_DIV_4 ((0x3) << FShft(M24CLK_DIV)) +#define M24CLK_EN (1 << 0) + +/* SDRAM clock control register */ +#define SDCLK_EN (1 << 0) + +/* PixClk Divisor Register */ +#define PIXCLKDIV_PD Fld(9,0) +#define Pixclkdiv_Pd(x) ((x) << FShft(PIXCLKDIV_PD)) + +/* LCD Config control register */ +#define LCDCFG_IN_FMT Fld(3,28) +#define Lcdcfg_In_Fmt(x) ((x) << FShft(LCDCFG_IN_FMT)) +#define LCDCFG_LCD1DEN_POL (1 << 27) +#define LCDCFG_LCD1FCLK_POL (1 << 26) +#define LCDCFG_LCD1LCLK_POL (1 << 25) +#define LCDCFG_LCD1D_POL (1 << 24) +#define LCDCFG_LCD2DEN_POL (1 << 23) +#define LCDCFG_LCD2FCLK_POL (1 << 22) +#define LCDCFG_LCD2LCLK_POL (1 << 21) +#define LCDCFG_LCD2D_POL (1 << 20) +#define LCDCFG_LCD1_TS (1 << 19) +#define LCDCFG_LCD1D_DS (1 << 18) +#define LCDCFG_LCD1C_DS (1 << 17) +#define LCDCFG_LCD1_IS_IN (1 << 16) +#define LCDCFG_LCD2_TS (1 << 3) +#define LCDCFG_LCD2D_DS (1 << 2) +#define LCDCFG_LCD2C_DS (1 << 1) +#define LCDCFG_LCD2_IS_IN (1 << 0) + +/* On-Die Frame Buffer Power Control Register */ +#define ODFBPWR_SLOW (1 << 2) +#define ODFBPWR_MODE Fld(2,0) +#define ODFBPWR_MODE_ACT ((0x0) << FShft(ODFBPWR_MODE)) +#define ODFBPWR_MODE_ACT_LP ((0x1) << FShft(ODFBPWR_MODE)) +#define ODFBPWR_MODE_SLEEP ((0x2) << FShft(ODFBPWR_MODE)) +#define ODFBPWR_MODE_SHUTD ((0x3) << FShft(ODFBPWR_MODE)) + +/* On-Die Frame Buffer Power State Status Register */ +#define ODFBSTAT_ACT (1 << 2) +#define ODFBSTAT_SLP (1 << 1) +#define ODFBSTAT_SDN (1 << 0) + +/* LMRST - Local Memory (SDRAM) Reset */ +#define LMRST_MC_RST (1 << 0) + +/* LMCFG - Local Memory (SDRAM) Configuration Register */ +#define LMCFG_LMC_DS (1 << 5) +#define LMCFG_LMD_DS (1 << 4) +#define LMCFG_LMA_DS (1 << 3) +#define LMCFG_LMC_TS (1 << 2) +#define LMCFG_LMD_TS (1 << 1) +#define LMCFG_LMA_TS (1 << 0) + +/* LMPWR - Local Memory (SDRAM) Power Control Register */ +#define LMPWR_MC_PWR_CNT Fld(2,0) +#define LMPWR_MC_PWR_ACT ((0x0) << FShft(LMPWR_MC_PWR_CNT)) /* Active */ +#define LMPWR_MC_PWR_SRM ((0x1) << FShft(LMPWR_MC_PWR_CNT)) /* Self-refresh */ +#define LMPWR_MC_PWR_DPD ((0x3) << FShft(LMPWR_MC_PWR_CNT)) /* deep power down */ + +/* LMPWRSTAT - Local Memory (SDRAM) Power Status Register */ +#define LMPWRSTAT_MC_PWR_CNT Fld(2,0) +#define LMPWRSTAT_MC_PWR_ACT ((0x0) << FShft(LMPWRSTAT_MC_PWR_CNT)) /* Active */ +#define LMPWRSTAT_MC_PWR_SRM ((0x1) << FShft(LMPWRSTAT_MC_PWR_CNT)) /* Self-refresh */ +#define LMPWRSTAT_MC_PWR_DPD ((0x3) << FShft(LMPWRSTAT_MC_PWR_CNT)) /* deep power down */ + +/* LMTYPE - Local Memory (SDRAM) Type Register */ +#define LMTYPE_CASLAT Fld(3,10) +#define LMTYPE_CASLAT_1 ((0x1) << FShft(LMTYPE_CASLAT)) +#define LMTYPE_CASLAT_2 ((0x2) << FShft(LMTYPE_CASLAT)) +#define LMTYPE_CASLAT_3 ((0x3) << FShft(LMTYPE_CASLAT)) +#define LMTYPE_BKSZ Fld(2,8) +#define LMTYPE_BKSZ_1 ((0x1) << FShft(LMTYPE_BKSZ)) +#define LMTYPE_BKSZ_2 ((0x2) << FShft(LMTYPE_BKSZ)) +#define LMTYPE_ROWSZ Fld(4,4) +#define LMTYPE_ROWSZ_11 ((0xb) << FShft(LMTYPE_ROWSZ)) +#define LMTYPE_ROWSZ_12 ((0xc) << FShft(LMTYPE_ROWSZ)) +#define LMTYPE_ROWSZ_13 ((0xd) << FShft(LMTYPE_ROWSZ)) +#define LMTYPE_COLSZ Fld(4,0) +#define LMTYPE_COLSZ_7 ((0x7) << FShft(LMTYPE_COLSZ)) +#define LMTYPE_COLSZ_8 ((0x8) << FShft(LMTYPE_COLSZ)) +#define LMTYPE_COLSZ_9 ((0x9) << FShft(LMTYPE_COLSZ)) +#define LMTYPE_COLSZ_10 ((0xa) << FShft(LMTYPE_COLSZ)) +#define LMTYPE_COLSZ_11 ((0xb) << FShft(LMTYPE_COLSZ)) +#define LMTYPE_COLSZ_12 ((0xc) << FShft(LMTYPE_COLSZ)) + +/* LMTIM - Local Memory (SDRAM) Timing Register */ +#define LMTIM_TRAS Fld(4,16) +#define Lmtim_Tras(x) ((x) << FShft(LMTIM_TRAS)) +#define LMTIM_TRP Fld(4,12) +#define Lmtim_Trp(x) ((x) << FShft(LMTIM_TRP)) +#define LMTIM_TRCD Fld(4,8) +#define Lmtim_Trcd(x) ((x) << FShft(LMTIM_TRCD)) +#define LMTIM_TRC Fld(4,4) +#define Lmtim_Trc(x) ((x) << FShft(LMTIM_TRC)) +#define LMTIM_TDPL Fld(4,0) +#define Lmtim_Tdpl(x) ((x) << FShft(LMTIM_TDPL)) + +/* LMREFRESH - Local Memory (SDRAM) tREF Control Register */ +#define LMREFRESH_TREF Fld(2,0) +#define Lmrefresh_Tref(x) ((x) << FShft(LMREFRESH_TREF)) + +/* GSCTRL - Graphics surface control register */ +#define GSCTRL_LUT_EN (1 << 31) +#define GSCTRL_GPIXFMT Fld(4,27) +#define GSCTRL_GPIXFMT_INDEXED ((0x0) << FShft(GSCTRL_GPIXFMT)) +#define GSCTRL_GPIXFMT_ARGB4444 ((0x4) << FShft(GSCTRL_GPIXFMT)) +#define GSCTRL_GPIXFMT_ARGB1555 ((0x5) << FShft(GSCTRL_GPIXFMT)) +#define GSCTRL_GPIXFMT_RGB888 ((0x6) << FShft(GSCTRL_GPIXFMT)) +#define GSCTRL_GPIXFMT_RGB565 ((0x7) << FShft(GSCTRL_GPIXFMT)) +#define GSCTRL_GPIXFMT_ARGB8888 ((0x8) << FShft(GSCTRL_GPIXFMT)) +#define GSCTRL_GAMMA_EN (1 << 26) + +#define GSCTRL_GSWIDTH Fld(11,11) +#define Gsctrl_Width(Pixel) /* Display Width [1..2048 pix.] */ \ + (((Pixel) - 1) << FShft(GSCTRL_GSWIDTH)) + +#define GSCTRL_GSHEIGHT Fld(11,0) +#define Gsctrl_Height(Pixel) /* Display Height [1..2048 pix.] */ \ + (((Pixel) - 1) << FShft(GSCTRL_GSHEIGHT)) + +/* GBBASE fileds */ +#define GBBASE_GLALPHA Fld(8,24) +#define Gbbase_Glalpha(x) ((x) << FShft(GBBASE_GLALPHA)) + +#define GBBASE_COLKEY Fld(24,0) +#define Gbbase_Colkey(x) ((x) << FShft(GBBASE_COLKEY)) + +/* GDRCTRL fields */ +#define GDRCTRL_PIXDBL (1 << 31) +#define GDRCTRL_PIXHLV (1 << 30) +#define GDRCTRL_LNDBL (1 << 29) +#define GDRCTRL_LNHLV (1 << 28) +#define GDRCTRL_COLKEYM Fld(24,0) +#define Gdrctrl_Colkeym(x) ((x) << FShft(GDRCTRL_COLKEYM)) + +/* GSCADR graphics stream control address register fields */ +#define GSCADR_STR_EN (1 << 31) +#define GSCADR_COLKEY_EN (1 << 30) +#define GSCADR_COLKEYSCR (1 << 29) +#define GSCADR_BLEND_M Fld(2,27) +#define GSCADR_BLEND_NONE ((0x0) << FShft(GSCADR_BLEND_M)) +#define GSCADR_BLEND_INV ((0x1) << FShft(GSCADR_BLEND_M)) +#define GSCADR_BLEND_GLOB ((0x2) << FShft(GSCADR_BLEND_M)) +#define GSCADR_BLEND_PIX ((0x3) << FShft(GSCADR_BLEND_M)) +#define GSCADR_BLEND_POS Fld(2,24) +#define GSCADR_BLEND_GFX ((0x0) << FShft(GSCADR_BLEND_POS)) +#define GSCADR_BLEND_VID ((0x1) << FShft(GSCADR_BLEND_POS)) +#define GSCADR_BLEND_CUR ((0x2) << FShft(GSCADR_BLEND_POS)) +#define GSCADR_GBASE_ADR Fld(23,0) +#define Gscadr_Gbase_Adr(x) ((x) << FShft(GSCADR_GBASE_ADR)) + +/* GSADR graphics stride address register fields */ +#define GSADR_SRCSTRIDE Fld(10,22) +#define Gsadr_Srcstride(x) ((x) << FShft(GSADR_SRCSTRIDE)) +#define GSADR_XSTART Fld(11,11) +#define Gsadr_Xstart(x) ((x) << FShft(GSADR_XSTART)) +#define GSADR_YSTART Fld(11,0) +#define Gsadr_Ystart(y) ((y) << FShft(GSADR_YSTART)) + +/* GPLUT graphics palette register fields */ +#define GPLUT_LUTADR Fld(8,24) +#define Gplut_Lutadr(x) ((x) << FShft(GPLUT_LUTADR)) +#define GPLUT_LUTDATA Fld(24,0) +#define Gplut_Lutdata(x) ((x) << FShft(GPLUT_LUTDATA)) + +/* HCCTRL - Hardware Cursor Register fields */ +#define HCCTRL_CUR_EN (1 << 31) +#define HCCTRL_COLKEY_EN (1 << 29) +#define HCCTRL_COLKEYSRC (1 << 28) +#define HCCTRL_BLEND_M Fld(2,26) +#define HCCTRL_BLEND_NONE ((0x0) << FShft(HCCTRL_BLEND_M)) +#define HCCTRL_BLEND_INV ((0x1) << FShft(HCCTRL_BLEND_M)) +#define HCCTRL_BLEND_GLOB ((0x2) << FShft(HCCTRL_BLEND_M)) +#define HCCTRL_BLEND_PIX ((0x3) << FShft(HCCTRL_BLEND_M)) +#define HCCTRL_CPIXFMT Fld(3,23) +#define HCCTRL_CPIXFMT_RGB332 ((0x3) << FShft(HCCTRL_CPIXFMT)) +#define HCCTRL_CPIXFMT_ARGB4444 ((0x4) << FShft(HCCTRL_CPIXFMT)) +#define HCCTRL_CPIXFMT_ARGB1555 ((0x5) << FShft(HCCTRL_CPIXFMT)) +#define HCCTRL_CBASE_ADR Fld(23,0) +#define Hcctrl_Cbase_Adr(x) ((x) << FShft(HCCTRL_CBASE_ADR)) + +/* HCSIZE Hardware Cursor Size Register fields */ +#define HCSIZE_BLEND_POS Fld(2,29) +#define HCSIZE_BLEND_GFX ((0x0) << FShft(HCSIZE_BLEND_POS)) +#define HCSIZE_BLEND_VID ((0x1) << FShft(HCSIZE_BLEND_POS)) +#define HCSIZE_BLEND_CUR ((0x2) << FShft(HCSIZE_BLEND_POS)) +#define HCSIZE_CWIDTH Fld(3,16) +#define Hcsize_Cwidth(x) ((x) << FShft(HCSIZE_CWIDTH)) +#define HCSIZE_CHEIGHT Fld(3,0) +#define Hcsize_Cheight(x) ((x) << FShft(HCSIZE_CHEIGHT)) + +/* HCPOS Hardware Cursor Position Register fields */ +#define HCPOS_SWITCHSRC (1 << 30) +#define HCPOS_CURBLINK Fld(6,24) +#define Hcpos_Curblink(x) ((x) << FShft(HCPOS_CURBLINK)) +#define HCPOS_XSTART Fld(12,12) +#define Hcpos_Xstart(x) ((x) << FShft(HCPOS_XSTART)) +#define HCPOS_YSTART Fld(12,0) +#define Hcpos_Ystart(y) ((y) << FShft(HCPOS_YSTART)) + +/* HCBADR Hardware Cursor Blend Address Register */ +#define HCBADR_GLALPHA Fld(8,24) +#define Hcbadr_Glalpha(x) ((x) << FShft(HCBADR_GLALPHA)) +#define HCBADR_COLKEY Fld(24,0) +#define Hcbadr_Colkey(x) ((x) << FShft(HCBADR_COLKEY)) + +/* HCCKMSK - Hardware Cursor Color Key Mask Register */ +#define HCCKMSK_COLKEY_M Fld(24,0) +#define Hcckmsk_Colkey_M(x) ((x) << FShft(HCCKMSK_COLKEY_M)) + +/* DSCTRL - Display sync control register */ +#define DSCTRL_SYNCGEN_EN (1 << 31) +#define DSCTRL_DPL_RST (1 << 29) +#define DSCTRL_PWRDN_M (1 << 28) +#define DSCTRL_UPDSYNCCNT (1 << 26) +#define DSCTRL_UPDINTCNT (1 << 25) +#define DSCTRL_UPDCNT (1 << 24) +#define DSCTRL_UPDWAIT Fld(4,16) +#define Dsctrl_Updwait(x) ((x) << FShft(DSCTRL_UPDWAIT)) +#define DSCTRL_CLKPOL (1 << 11) +#define DSCTRL_CSYNC_EN (1 << 10) +#define DSCTRL_VS_SLAVE (1 << 7) +#define DSCTRL_HS_SLAVE (1 << 6) +#define DSCTRL_BLNK_POL (1 << 5) +#define DSCTRL_BLNK_DIS (1 << 4) +#define DSCTRL_VS_POL (1 << 3) +#define DSCTRL_VS_DIS (1 << 2) +#define DSCTRL_HS_POL (1 << 1) +#define DSCTRL_HS_DIS (1 << 0) + +/* DHT01 - Display horizontal timing register 01 */ +#define DHT01_HBPS Fld(12,16) +#define Dht01_Hbps(x) ((x) << FShft(DHT01_HBPS)) +#define DHT01_HT Fld(12,0) +#define Dht01_Ht(x) ((x) << FShft(DHT01_HT)) + +/* DHT02 - Display horizontal timing register 02 */ +#define DHT02_HAS Fld(12,16) +#define Dht02_Has(x) ((x) << FShft(DHT02_HAS)) +#define DHT02_HLBS Fld(12,0) +#define Dht02_Hlbs(x) ((x) << FShft(DHT02_HLBS)) + +/* DHT03 - Display horizontal timing register 03 */ +#define DHT03_HFPS Fld(12,16) +#define Dht03_Hfps(x) ((x) << FShft(DHT03_HFPS)) +#define DHT03_HRBS Fld(12,0) +#define Dht03_Hrbs(x) ((x) << FShft(DHT03_HRBS)) + +/* DVT01 - Display vertical timing register 01 */ +#define DVT01_VBPS Fld(12,16) +#define Dvt01_Vbps(x) ((x) << FShft(DVT01_VBPS)) +#define DVT01_VT Fld(12,0) +#define Dvt01_Vt(x) ((x) << FShft(DVT01_VT)) + +/* DVT02 - Display vertical timing register 02 */ +#define DVT02_VAS Fld(12,16) +#define Dvt02_Vas(x) ((x) << FShft(DVT02_VAS)) +#define DVT02_VTBS Fld(12,0) +#define Dvt02_Vtbs(x) ((x) << FShft(DVT02_VTBS)) + +/* DVT03 - Display vertical timing register 03 */ +#define DVT03_VFPS Fld(12,16) +#define Dvt03_Vfps(x) ((x) << FShft(DVT03_VFPS)) +#define DVT03_VBBS Fld(12,0) +#define Dvt03_Vbbs(x) ((x) << FShft(DVT03_VBBS)) + +/* DVECTRL - display vertical event control register */ +#define DVECTRL_VEVENT Fld(12,16) +#define Dvectrl_Vevent(x) ((x) << FShft(DVECTRL_VEVENT)) +#define DVECTRL_VFETCH Fld(12,0) +#define Dvectrl_Vfetch(x) ((x) << FShft(DVECTRL_VFETCH)) + +/* DHDET - display horizontal DE timing register */ +#define DHDET_HDES Fld(12,16) +#define Dhdet_Hdes(x) ((x) << FShft(DHDET_HDES)) +#define DHDET_HDEF Fld(12,0) +#define Dhdet_Hdef(x) ((x) << FShft(DHDET_HDEF)) + +/* DVDET - display vertical DE timing register */ +#define DVDET_VDES Fld(12,16) +#define Dvdet_Vdes(x) ((x) << FShft(DVDET_VDES)) +#define DVDET_VDEF Fld(12,0) +#define Dvdet_Vdef(x) ((x) << FShft(DVDET_VDEF)) + +/* DODMSK - display output data mask register */ +#define DODMSK_MASK_LVL (1 << 31) +#define DODMSK_BLNK_LVL (1 << 30) +#define DODMSK_MASK_B Fld(8,16) +#define Dodmsk_Mask_B(x) ((x) << FShft(DODMSK_MASK_B)) +#define DODMSK_MASK_G Fld(8,8) +#define Dodmsk_Mask_G(x) ((x) << FShft(DODMSK_MASK_G)) +#define DODMSK_MASK_R Fld(8,0) +#define Dodmsk_Mask_R(x) ((x) << FShft(DODMSK_MASK_R)) + +/* DBCOL - display border color control register */ +#define DBCOL_BORDCOL Fld(24,0) +#define Dbcol_Bordcol(x) ((x) << FShft(DBCOL_BORDCOL)) + +/* DVLNUM - display vertical line number register */ +#define DVLNUM_VLINE Fld(12,0) +#define Dvlnum_Vline(x) ((x) << FShft(DVLNUM_VLINE)) + +/* DMCTRL - Display Memory Control Register */ +#define DMCTRL_MEM_REF Fld(2,30) +#define DMCTRL_MEM_REF_ACT ((0x0) << FShft(DMCTRL_MEM_REF)) +#define DMCTRL_MEM_REF_HB ((0x1) << FShft(DMCTRL_MEM_REF)) +#define DMCTRL_MEM_REF_VB ((0x2) << FShft(DMCTRL_MEM_REF)) +#define DMCTRL_MEM_REF_BOTH ((0x3) << FShft(DMCTRL_MEM_REF)) +#define DMCTRL_UV_THRHLD Fld(6,24) +#define Dmctrl_Uv_Thrhld(x) ((x) << FShft(DMCTRL_UV_THRHLD)) +#define DMCTRL_V_THRHLD Fld(7,16) +#define Dmctrl_V_Thrhld(x) ((x) << FShft(DMCTRL_V_THRHLD)) +#define DMCTRL_D_THRHLD Fld(7,8) +#define Dmctrl_D_Thrhld(x) ((x) << FShft(DMCTRL_D_THRHLD)) +#define DMCTRL_BURSTLEN Fld(6,0) +#define Dmctrl_Burstlen(x) ((x) << FShft(DMCTRL_BURSTLEN)) + + +/* DLSTS - display load status register */ +#define DLSTS_RLD_ADONE (1 << 23) +/* #define DLSTS_RLD_ADOUT Fld(23,0) */ + +/* DLLCTRL - display list load control register */ +#define DLLCTRL_RLD_ADRLN Fld(8,24) +#define Dllctrl_Rld_Adrln(x) ((x) << FShft(DLLCTRL_RLD_ADRLN)) + +/* SPOCTRL - Scale Pitch/Order Control Register */ +#define SPOCTRL_H_SC_BP (1 << 31) +#define SPOCTRL_V_SC_BP (1 << 30) +#define SPOCTRL_HV_SC_OR (1 << 29) +#define SPOCTRL_VS_UR_C (1 << 27) +#define SPOCTRL_VORDER Fld(2,16) +#define SPOCTRL_VORDER_1TAP ((0x0) << FShft(SPOCTRL_VORDER)) +#define SPOCTRL_VORDER_2TAP ((0x1) << FShft(SPOCTRL_VORDER)) +#define SPOCTRL_VORDER_4TAP ((0x3) << FShft(SPOCTRL_VORDER)) +#define SPOCTRL_VPITCH Fld(16,0) +#define Spoctrl_Vpitch(x) ((x) << FShft(SPOCTRL_VPITCH)) + +#endif /* __REG_BITS_2700G_ */ diff --git a/drivers/video/mbx/regs.h b/drivers/video/mbx/regs.h new file mode 100644 index 000000000000..ad20be07666b --- /dev/null +++ b/drivers/video/mbx/regs.h @@ -0,0 +1,195 @@ +#ifndef __REGS_2700G_ +#define __REGS_2700G_ + +/* extern unsigned long virt_base_2700; */ +/* #define __REG_2700G(x) (*(volatile unsigned long*)((x)+virt_base_2700)) */ +#define __REG_2700G(x) ((x)+virt_base_2700) + +/* System Configuration Registers (0x0000_0000 0x0000_0010) */ +#define SYSCFG __REG_2700G(0x00000000) +#define PFBASE __REG_2700G(0x00000004) +#define PFCEIL __REG_2700G(0x00000008) +#define POLLFLAG __REG_2700G(0x0000000c) +#define SYSRST __REG_2700G(0x00000010) + +/* Interrupt Control Registers (0x0000_0014 0x0000_002F) */ +#define NINTPW __REG_2700G(0x00000014) +#define MINTENABLE __REG_2700G(0x00000018) +#define MINTSTAT __REG_2700G(0x0000001c) +#define SINTENABLE __REG_2700G(0x00000020) +#define SINTSTAT __REG_2700G(0x00000024) +#define SINTCLR __REG_2700G(0x00000028) + +/* Clock Control Registers (0x0000_002C 0x0000_005F) */ +#define SYSCLKSRC __REG_2700G(0x0000002c) +#define PIXCLKSRC __REG_2700G(0x00000030) +#define CLKSLEEP __REG_2700G(0x00000034) +#define COREPLL __REG_2700G(0x00000038) +#define DISPPLL __REG_2700G(0x0000003c) +#define PLLSTAT __REG_2700G(0x00000040) +#define VOVRCLK __REG_2700G(0x00000044) +#define PIXCLK __REG_2700G(0x00000048) +#define MEMCLK __REG_2700G(0x0000004c) +#define M24CLK __REG_2700G(0x00000054) +#define MBXCLK __REG_2700G(0x00000054) +#define SDCLK __REG_2700G(0x00000058) +#define PIXCLKDIV __REG_2700G(0x0000005c) + +/* LCD Port Control Register (0x0000_0060 0x0000_006F) */ +#define LCD_CONFIG __REG_2700G(0x00000060) + +/* On-Die Frame Buffer Registers (0x0000_0064 0x0000_006B) */ +#define ODFBPWR __REG_2700G(0x00000064) +#define ODFBSTAT __REG_2700G(0x00000068) + +/* GPIO Registers (0x0000_006C 0x0000_007F) */ +#define GPIOCGF __REG_2700G(0x0000006c) +#define GPIOHI __REG_2700G(0x00000070) +#define GPIOLO __REG_2700G(0x00000074) +#define GPIOSTAT __REG_2700G(0x00000078) + +/* Pulse Width Modulator (PWM) Registers (0x0000_0200 0x0000_02FF) */ +#define PWMRST __REG_2700G(0x00000200) +#define PWMCFG __REG_2700G(0x00000204) +#define PWM0DIV __REG_2700G(0x00000210) +#define PWM0DUTY __REG_2700G(0x00000214) +#define PWM0PER __REG_2700G(0x00000218) +#define PWM1DIV __REG_2700G(0x00000220) +#define PWM1DUTY __REG_2700G(0x00000224) +#define PWM1PER __REG_2700G(0x00000228) + +/* Identification (ID) Registers (0x0000_0300 0x0000_0FFF) */ +#define ID __REG_2700G(0x00000FF0) + +/* Local Memory (SDRAM) Interface Registers (0x0000_1000 0x0000_1FFF) */ +#define LMRST __REG_2700G(0x00001000) +#define LMCFG __REG_2700G(0x00001004) +#define LMPWR __REG_2700G(0x00001008) +#define LMPWRSTAT __REG_2700G(0x0000100c) +#define LMCEMR __REG_2700G(0x00001010) +#define LMTYPE __REG_2700G(0x00001014) +#define LMTIM __REG_2700G(0x00001018) +#define LMREFRESH __REG_2700G(0x0000101c) +#define LMPROTMIN __REG_2700G(0x00001020) +#define LMPROTMAX __REG_2700G(0x00001024) +#define LMPROTCFG __REG_2700G(0x00001028) +#define LMPROTERR __REG_2700G(0x0000102c) + +/* Plane Controller Registers (0x0000_2000 0x0000_2FFF) */ +#define GSCTRL __REG_2700G(0x00002000) +#define VSCTRL __REG_2700G(0x00002004) +#define GBBASE __REG_2700G(0x00002020) +#define VBBASE __REG_2700G(0x00002024) +#define GDRCTRL __REG_2700G(0x00002040) +#define VCMSK __REG_2700G(0x00002044) +#define GSCADR __REG_2700G(0x00002060) +#define VSCADR __REG_2700G(0x00002064) +#define VUBASE __REG_2700G(0x00002084) +#define VVBASE __REG_2700G(0x000020a4) +#define GSADR __REG_2700G(0x000020c0) +#define VSADR __REG_2700G(0x000020c4) +#define HCCTRL __REG_2700G(0x00002100) +#define HCSIZE __REG_2700G(0x00002110) +#define HCPOS __REG_2700G(0x00002120) +#define HCBADR __REG_2700G(0x00002130) +#define HCCKMSK __REG_2700G(0x00002140) +#define GPLUT __REG_2700G(0x00002150) +#define DSCTRL __REG_2700G(0x00002154) +#define DHT01 __REG_2700G(0x00002158) +#define DHT02 __REG_2700G(0x0000215c) +#define DHT03 __REG_2700G(0x00002160) +#define DVT01 __REG_2700G(0x00002164) +#define DVT02 __REG_2700G(0x00002168) +#define DVT03 __REG_2700G(0x0000216c) +#define DBCOL __REG_2700G(0x00002170) +#define BGCOLOR __REG_2700G(0x00002174) +#define DINTRS __REG_2700G(0x00002178) +#define DINTRE __REG_2700G(0x0000217c) +#define DINTRCNT __REG_2700G(0x00002180) +#define DSIG __REG_2700G(0x00002184) +#define DMCTRL __REG_2700G(0x00002188) +#define CLIPCTRL __REG_2700G(0x0000218c) +#define SPOCTRL __REG_2700G(0x00002190) +#define SVCTRL __REG_2700G(0x00002194) + +/* 0x0000_2198 */ +/* 0x0000_21A8 VSCOEFF[0:4] Video Scalar Vertical Coefficient [0:4] 4.14.5 */ +#define VSCOEFF0 __REG_2700G(0x00002198) +#define VSCOEFF1 __REG_2700G(0x0000219c) +#define VSCOEFF2 __REG_2700G(0x000021a0) +#define VSCOEFF3 __REG_2700G(0x000021a4) +#define VSCOEFF4 __REG_2700G(0x000021a8) + +#define SHCTRL __REG_2700G(0x000021b0) + +/* 0x0000_21B4 */ +/* 0x0000_21D4 HSCOEFF[0:8] Video Scalar Horizontal Coefficient [0:8] 4.14.7 */ +#define HSCOEFF0 __REG_2700G(0x000021b4) +#define HSCOEFF1 __REG_2700G(0x000021b8) +#define HSCOEFF2 __REG_2700G(0x000021bc) +#define HSCOEFF3 __REG_2700G(0x000021b0) +#define HSCOEFF4 __REG_2700G(0x000021c4) +#define HSCOEFF5 __REG_2700G(0x000021c8) +#define HSCOEFF6 __REG_2700G(0x000021cc) +#define HSCOEFF7 __REG_2700G(0x000021d0) +#define HSCOEFF8 __REG_2700G(0x000021d4) + +#define SSSIZE __REG_2700G(0x000021D8) + +/* 0x0000_2200 */ +/* 0x0000_2240 VIDGAM[0:16] Video Gamma LUT Index [0:16] 4.15.2 */ +#define VIDGAM0 __REG_2700G(0x00002200) +#define VIDGAM1 __REG_2700G(0x00002204) +#define VIDGAM2 __REG_2700G(0x00002208) +#define VIDGAM3 __REG_2700G(0x0000220c) +#define VIDGAM4 __REG_2700G(0x00002210) +#define VIDGAM5 __REG_2700G(0x00002214) +#define VIDGAM6 __REG_2700G(0x00002218) +#define VIDGAM7 __REG_2700G(0x0000221c) +#define VIDGAM8 __REG_2700G(0x00002220) +#define VIDGAM9 __REG_2700G(0x00002224) +#define VIDGAM10 __REG_2700G(0x00002228) +#define VIDGAM11 __REG_2700G(0x0000222c) +#define VIDGAM12 __REG_2700G(0x00002230) +#define VIDGAM13 __REG_2700G(0x00002234) +#define VIDGAM14 __REG_2700G(0x00002238) +#define VIDGAM15 __REG_2700G(0x0000223c) +#define VIDGAM16 __REG_2700G(0x00002240) + +/* 0x0000_2250 */ +/* 0x0000_2290 GFXGAM[0:16] Graphics Gamma LUT Index [0:16] 4.15.3 */ +#define GFXGAM0 __REG_2700G(0x00002250) +#define GFXGAM1 __REG_2700G(0x00002254) +#define GFXGAM2 __REG_2700G(0x00002258) +#define GFXGAM3 __REG_2700G(0x0000225c) +#define GFXGAM4 __REG_2700G(0x00002260) +#define GFXGAM5 __REG_2700G(0x00002264) +#define GFXGAM6 __REG_2700G(0x00002268) +#define GFXGAM7 __REG_2700G(0x0000226c) +#define GFXGAM8 __REG_2700G(0x00002270) +#define GFXGAM9 __REG_2700G(0x00002274) +#define GFXGAM10 __REG_2700G(0x00002278) +#define GFXGAM11 __REG_2700G(0x0000227c) +#define GFXGAM12 __REG_2700G(0x00002280) +#define GFXGAM13 __REG_2700G(0x00002284) +#define GFXGAM14 __REG_2700G(0x00002288) +#define GFXGAM15 __REG_2700G(0x0000228c) +#define GFXGAM16 __REG_2700G(0x00002290) + +#define DLSTS __REG_2700G(0x00002300) +#define DLLCTRL __REG_2700G(0x00002304) +#define DVLNUM __REG_2700G(0x00002308) +#define DUCTRL __REG_2700G(0x0000230c) +#define DVECTRL __REG_2700G(0x00002310) +#define DHDET __REG_2700G(0x00002314) +#define DVDET __REG_2700G(0x00002318) +#define DODMSK __REG_2700G(0x0000231c) +#define CSC01 __REG_2700G(0x00002330) +#define CSC02 __REG_2700G(0x00002334) +#define CSC03 __REG_2700G(0x00002338) +#define CSC04 __REG_2700G(0x0000233c) +#define CSC05 __REG_2700G(0x00002340) + +#define FB_MEMORY_START __REG_2700G(0x00060000) + +#endif /* __REGS_2700G_ */ diff --git a/drivers/w1/masters/ds2482.c b/drivers/w1/masters/ds2482.c index af492cc48db2..d93eb626b2f0 100644 --- a/drivers/w1/masters/ds2482.c +++ b/drivers/w1/masters/ds2482.c @@ -218,7 +218,7 @@ static int ds2482_wait_1wire_idle(struct ds2482_data *pdev) do { temp = i2c_smbus_read_byte(&pdev->client); } while ((temp >= 0) && (temp & DS2482_REG_STS_1WB) && - (++retries > DS2482_WAIT_IDLE_TIMEOUT)); + (++retries < DS2482_WAIT_IDLE_TIMEOUT)); } if (retries > DS2482_WAIT_IDLE_TIMEOUT) diff --git a/drivers/w1/w1_io.h b/drivers/w1/w1_io.h deleted file mode 100644 index 9a76d2ad69c5..000000000000 --- a/drivers/w1/w1_io.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * w1_io.h - * - * Copyright (c) 2004 Evgeniy Polyakov <johnpol@2ka.mipt.ru> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __W1_IO_H -#define __W1_IO_H - -#include "w1.h" - -u8 w1_triplet(struct w1_master *dev, int bdir); -void w1_write_8(struct w1_master *, u8); -int w1_reset_bus(struct w1_master *); -u8 w1_calc_crc8(u8 *, int); -void w1_write_block(struct w1_master *, const u8 *, int); -u8 w1_read_block(struct w1_master *, u8 *, int); -void w1_search_devices(struct w1_master *dev, w1_slave_found_callback cb); -int w1_reset_select_slave(struct w1_slave *sl); - -#endif /* __W1_IO_H */ |