diff options
Diffstat (limited to 'drivers')
93 files changed, 3918 insertions, 1574 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 3c7d8942f23b..b0de6312919a 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -903,7 +903,7 @@ static struct acpi_driver acpi_battery_driver = { }, }; -static void acpi_battery_init_async(void *unused, async_cookie_t cookie) +static void __init acpi_battery_init_async(void *unused, async_cookie_t cookie) { if (acpi_disabled) return; diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 57be6bea48eb..08186ecbaf8d 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -114,6 +114,7 @@ enum { board_ahci_sb700 = 5, /* for SB700 and SB800 */ board_ahci_mcp65 = 6, board_ahci_nopmp = 7, + board_ahci_yesncq = 8, /* global controller registers */ HOST_CAP = 0x00, /* host capabilities */ @@ -469,6 +470,14 @@ static const struct ata_port_info ahci_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, + /* board_ahci_yesncq */ + { + AHCI_HFLAGS (AHCI_HFLAG_YES_NCQ), + .flags = AHCI_FLAG_COMMON, + .pio_mask = ATA_PIO4, + .udma_mask = ATA_UDMA6, + .port_ops = &ahci_ops, + }, }; static const struct pci_device_id ahci_pci_tbl[] = { @@ -535,30 +544,30 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(NVIDIA, 0x045d), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x045e), board_ahci_mcp65 }, /* MCP65 */ { PCI_VDEVICE(NVIDIA, 0x045f), board_ahci_mcp65 }, /* MCP65 */ - { PCI_VDEVICE(NVIDIA, 0x0550), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0551), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0552), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0553), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0554), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0555), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0556), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0557), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0558), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci }, /* MCP67 */ - { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci }, /* MCP73 */ - { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x0550), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0551), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0552), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0553), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0554), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0555), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0556), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0557), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0558), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci_yesncq }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci_yesncq }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci }, /* MCP77 */ { PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci }, /* MCP77 */ diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index e7ea77cf6069..065507c46644 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6110,13 +6110,11 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) ata_port_printk(ap, KERN_INFO, "DUMMY\n"); } - /* perform each probe synchronously */ - DPRINTK("probe begin\n"); + /* perform each probe asynchronously */ for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; async_schedule(async_port_probe, ap); } - DPRINTK("probe end\n"); return 0; } diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index 98e8c50703b3..bdd43c7f432e 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -566,7 +566,7 @@ static int svia_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) static int printed_version; unsigned int i; int rc; - struct ata_host *host; + struct ata_host *host = NULL; int board_id = (int) ent->driver_data; const unsigned *bar_sizes; diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c index 6cccdc3f5220..4aecf5dc6a93 100644 --- a/drivers/block/xsysace.c +++ b/drivers/block/xsysace.c @@ -563,7 +563,7 @@ static void ace_fsm_dostate(struct ace_device *ace) case ACE_FSM_STATE_IDENTIFY_PREPARE: /* Send identify command */ ace->fsm_task = ACE_TASK_IDENTIFY; - ace->data_ptr = &ace->cf_id; + ace->data_ptr = ace->cf_id; ace->data_count = ACE_BUF_PER_SECTOR; ace_out(ace, ACE_SECCNTCMD, ACE_SECCNTCMD_IDENTIFY); @@ -608,8 +608,8 @@ static void ace_fsm_dostate(struct ace_device *ace) break; case ACE_FSM_STATE_IDENTIFY_COMPLETE: - ace_fix_driveid(&ace->cf_id[0]); - ace_dump_mem(&ace->cf_id, 512); /* Debug: Dump out disk ID */ + ace_fix_driveid(ace->cf_id); + ace_dump_mem(ace->cf_id, 512); /* Debug: Dump out disk ID */ if (ace->data_result) { /* Error occured, disable the disk */ @@ -622,9 +622,9 @@ static void ace_fsm_dostate(struct ace_device *ace) /* Record disk parameters */ set_capacity(ace->gd, - ata_id_u32(&ace->cf_id, ATA_ID_LBA_CAPACITY)); + ata_id_u32(ace->cf_id, ATA_ID_LBA_CAPACITY)); dev_info(ace->dev, "capacity: %i sectors\n", - ata_id_u32(&ace->cf_id, ATA_ID_LBA_CAPACITY)); + ata_id_u32(ace->cf_id, ATA_ID_LBA_CAPACITY)); } /* We're done, drop to IDLE state and notify waiters */ @@ -923,7 +923,7 @@ static int ace_release(struct gendisk *disk, fmode_t mode) static int ace_getgeo(struct block_device *bdev, struct hd_geometry *geo) { struct ace_device *ace = bdev->bd_disk->private_data; - u16 *cf_id = &ace->cf_id[0]; + u16 *cf_id = ace->cf_id; dev_dbg(ace->dev, "ace_getgeo()\n"); diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c index f68e5f8e23ee..6318f7ddc1d4 100644 --- a/drivers/i2c/algos/i2c-algo-pca.c +++ b/drivers/i2c/algos/i2c-algo-pca.c @@ -190,7 +190,7 @@ static int pca_xfer(struct i2c_adapter *i2c_adap, int completed = 1; unsigned long timeout = jiffies + i2c_adap->timeout; - while (pca_status(adap) != 0xf8) { + while ((state = pca_status(adap)) != 0xf8) { if (time_before(jiffies, timeout)) { msleep(10); } else { diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 94eae5c3cbc7..a48c8aee0218 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -604,12 +604,14 @@ comment "Graphics adapter I2C/DDC channel drivers" depends on PCI config I2C_VOODOO3 - tristate "Voodoo 3" + tristate "Voodoo 3 (DEPRECATED)" depends on PCI select I2C_ALGOBIT help If you say yes to this option, support will be included for the - Voodoo 3 I2C interface. + Voodoo 3 I2C interface. This driver is deprecated and you should + use the tdfxfb driver instead, which additionally provides + framebuffer support. This driver can also be built as a module. If so, the module will be called i2c-voodoo3. diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index b6f3a0de6ca2..85e2e919d1cd 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -716,8 +716,7 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver) /* new style driver methods can't mix with legacy ones */ if (is_newstyle_driver(driver)) { - if (driver->attach_adapter || driver->detach_adapter - || driver->detach_client) { + if (driver->detach_adapter || driver->detach_client) { printk(KERN_WARNING "i2c-core: driver [%s] is confused\n", driver->driver.name); diff --git a/drivers/ide/at91_ide.c b/drivers/ide/at91_ide.c index 8eda552326e9..403d0e4265db 100644 --- a/drivers/ide/at91_ide.c +++ b/drivers/ide/at91_ide.c @@ -20,7 +20,6 @@ * */ -#include <linux/version.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/clk.h> @@ -175,90 +174,6 @@ static void at91_ide_output_data(ide_drive_t *drive, struct ide_cmd *cmd, leave_16bit(chipselect, mode); } -static u8 ide_mm_inb(unsigned long port) -{ - return readb((void __iomem *) port); -} - -static void ide_mm_outb(u8 value, unsigned long port) -{ - writeb(value, (void __iomem *) port); -} - -static void at91_ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF; - - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - ide_mm_outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - ide_mm_outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - ide_mm_outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - ide_mm_outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - ide_mm_outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) - ide_mm_outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) - ide_mm_outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) - ide_mm_outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) - ide_mm_outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) - ide_mm_outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - ide_mm_outb((tf->device & HIHI) | drive->select, io_ports->device_addr); -} - -static void at91_ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - - /* be sure we're looking at the low order bits */ - ide_mm_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) - tf->error = ide_mm_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) - tf->nsect = ide_mm_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) - tf->lbal = ide_mm_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) - tf->lbam = ide_mm_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) - tf->lbah = ide_mm_inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) - tf->device = ide_mm_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - ide_mm_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = ide_mm_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = ide_mm_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = ide_mm_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = ide_mm_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = ide_mm_inb(io_ports->lbah_addr); - } -} - static void at91_ide_set_pio_mode(ide_drive_t *drive, const u8 pio) { struct ide_timing *timing; @@ -284,8 +199,8 @@ static const struct ide_tp_ops at91_ide_tp_ops = { .write_devctl = ide_write_devctl, .dev_select = ide_dev_select, - .tf_load = at91_ide_tf_load, - .tf_read = at91_ide_tf_read, + .tf_load = ide_tf_load, + .tf_read = ide_tf_read, .input_data = at91_ide_input_data, .output_data = at91_ide_output_data, @@ -300,7 +215,7 @@ static const struct ide_port_info at91_ide_port_info __initdata = { .tp_ops = &at91_ide_tp_ops, .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA | IDE_HFLAG_SINGLE | IDE_HFLAG_NO_IO_32BIT | IDE_HFLAG_UNMASK_IRQS, - .pio_mask = ATA_PIO5, + .pio_mask = ATA_PIO6, }; /* diff --git a/drivers/ide/falconide.c b/drivers/ide/falconide.c index afa2af9a362b..0e2df6755ec9 100644 --- a/drivers/ide/falconide.c +++ b/drivers/ide/falconide.c @@ -20,6 +20,7 @@ #include <asm/atarihw.h> #include <asm/atariints.h> #include <asm/atari_stdma.h> +#include <asm/ide.h> #define DRV_NAME "falconide" @@ -67,8 +68,10 @@ static void falconide_input_data(ide_drive_t *drive, struct ide_cmd *cmd, { unsigned long data_addr = drive->hwif->io_ports.data_addr; - if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) - return insw(data_addr, buf, (len + 1) / 2); + if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) { + __ide_mm_insw(data_addr, buf, (len + 1) / 2); + return; + } raw_insw_swapw((u16 *)data_addr, buf, (len + 1) / 2); } @@ -78,8 +81,10 @@ static void falconide_output_data(ide_drive_t *drive, struct ide_cmd *cmd, { unsigned long data_addr = drive->hwif->io_ports.data_addr; - if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) - return outsw(data_addr, buf, (len + 1) / 2); + if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) { + __ide_mm_outsw(data_addr, buf, (len + 1) / 2); + return; + } raw_outsw_swapw((u16 *)data_addr, buf, (len + 1) / 2); } diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c index 12f436951bff..77f79d26b264 100644 --- a/drivers/ide/ide-acpi.c +++ b/drivers/ide/ide-acpi.c @@ -318,8 +318,9 @@ static int do_drive_set_taskfiles(ide_drive_t *drive, /* convert GTF to taskfile */ memset(&cmd, 0, sizeof(cmd)); - memcpy(&cmd.tf_array[7], gtf, REGS_PER_GTF); - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + memcpy(&cmd.tf.feature, gtf, REGS_PER_GTF); + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; err = ide_no_data_taskfile(drive, &cmd); if (err) { diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index 3e43b889dd64..7201b176d75b 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -254,16 +254,13 @@ EXPORT_SYMBOL_GPL(ide_cd_get_xferlen); void ide_read_bcount_and_ireason(ide_drive_t *drive, u16 *bcount, u8 *ireason) { - struct ide_cmd cmd; + struct ide_taskfile tf; - memset(&cmd, 0, sizeof(cmd)); - cmd.tf_flags = IDE_TFLAG_IN_LBAH | IDE_TFLAG_IN_LBAM | - IDE_TFLAG_IN_NSECT; + drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_NSECT | + IDE_VALID_LBAM | IDE_VALID_LBAH); - drive->hwif->tp_ops->tf_read(drive, &cmd); - - *bcount = (cmd.tf.lbah << 8) | cmd.tf.lbam; - *ireason = cmd.tf.nsect & 3; + *bcount = (tf.lbah << 8) | tf.lbam; + *ireason = tf.nsect & 3; } EXPORT_SYMBOL_GPL(ide_read_bcount_and_ireason); @@ -439,12 +436,12 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive) return ide_started; } -static void ide_init_packet_cmd(struct ide_cmd *cmd, u32 tf_flags, +static void ide_init_packet_cmd(struct ide_cmd *cmd, u8 valid_tf, u16 bcount, u8 dma) { - cmd->protocol = dma ? ATAPI_PROT_DMA : ATAPI_PROT_PIO; - cmd->tf_flags |= IDE_TFLAG_OUT_LBAH | IDE_TFLAG_OUT_LBAM | - IDE_TFLAG_OUT_FEATURE | tf_flags; + cmd->protocol = dma ? ATAPI_PROT_DMA : ATAPI_PROT_PIO; + cmd->valid.out.tf = IDE_VALID_LBAH | IDE_VALID_LBAM | + IDE_VALID_FEATURE | valid_tf; cmd->tf.command = ATA_CMD_PACKET; cmd->tf.feature = dma; /* Use PIO/DMA */ cmd->tf.lbam = bcount & 0xff; @@ -453,14 +450,11 @@ static void ide_init_packet_cmd(struct ide_cmd *cmd, u32 tf_flags, static u8 ide_read_ireason(ide_drive_t *drive) { - struct ide_cmd cmd; - - memset(&cmd, 0, sizeof(cmd)); - cmd.tf_flags = IDE_TFLAG_IN_NSECT; + struct ide_taskfile tf; - drive->hwif->tp_ops->tf_read(drive, &cmd); + drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_NSECT); - return cmd.tf.nsect & 3; + return tf.nsect & 3; } static u8 ide_wait_ireason(ide_drive_t *drive, u8 ireason) @@ -588,12 +582,12 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd) ide_expiry_t *expiry = NULL; struct request *rq = hwif->rq; unsigned int timeout; - u32 tf_flags; u16 bcount; + u8 valid_tf; u8 drq_int = !!(drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT); if (dev_is_idecd(drive)) { - tf_flags = IDE_TFLAG_OUT_NSECT | IDE_TFLAG_OUT_LBAL; + valid_tf = IDE_VALID_NSECT | IDE_VALID_LBAL; bcount = ide_cd_get_xferlen(rq); expiry = ide_cd_expiry; timeout = ATAPI_WAIT_PC; @@ -607,7 +601,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd) pc->xferred = 0; pc->cur_pos = pc->buf; - tf_flags = IDE_TFLAG_OUT_DEVICE; + valid_tf = IDE_VALID_DEVICE; bcount = ((drive->media == ide_tape) ? pc->req_xfer : min(pc->req_xfer, 63 * 1024)); @@ -627,7 +621,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd) : WAIT_TAPE_CMD; } - ide_init_packet_cmd(cmd, tf_flags, bcount, drive->dma); + ide_init_packet_cmd(cmd, valid_tf, bcount, drive->dma); (void)do_rw_taskfile(drive, cmd); diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 35729a47f797..3aec19d1fdfc 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -265,35 +265,62 @@ static void ide_cd_complete_failed_rq(ide_drive_t *drive, struct request *rq) cdrom_analyze_sense_data(drive, NULL, sense); } + /* + * Allow the drive 5 seconds to recover; some devices will return NOT_READY + * while flushing data from cache. + * + * returns: 0 failed (write timeout expired) + * 1 success + */ +static int ide_cd_breathe(ide_drive_t *drive, struct request *rq) +{ + + struct cdrom_info *info = drive->driver_data; + + if (!rq->errors) + info->write_timeout = jiffies + ATAPI_WAIT_WRITE_BUSY; + + rq->errors = 1; + + if (time_after(jiffies, info->write_timeout)) + return 0; + else { + struct request_queue *q = drive->queue; + unsigned long flags; + + /* + * take a breather relying on the unplug timer to kick us again + */ + + spin_lock_irqsave(q->queue_lock, flags); + blk_plug_device(q); + spin_unlock_irqrestore(q->queue_lock, flags); + + return 1; + } +} + +/** * Returns: * 0: if the request should be continued. * 1: if the request will be going through error recovery. * 2: if the request should be ended. */ -static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret) +static int cdrom_decode_status(ide_drive_t *drive, u8 stat) { ide_hwif_t *hwif = drive->hwif; struct request *rq = hwif->rq; - int stat, err, sense_key; - - /* check for errors */ - stat = hwif->tp_ops->read_status(hwif); - - if (stat_ret) - *stat_ret = stat; - - if (OK_STAT(stat, good_stat, BAD_R_STAT)) - return 0; + int err, sense_key, do_end_request = 0; + u8 quiet = rq->cmd_flags & REQ_QUIET; /* get the IDE error register */ err = ide_read_error(drive); sense_key = err >> 4; - ide_debug_log(IDE_DBG_RQ, "stat: 0x%x, good_stat: 0x%x, cmd[0]: 0x%x, " - "rq->cmd_type: 0x%x, err: 0x%x", - stat, good_stat, rq->cmd[0], rq->cmd_type, - err); + ide_debug_log(IDE_DBG_RQ, "cmd: 0x%x, rq->cmd_type: 0x%x, err: 0x%x, " + "stat 0x%x", + rq->cmd[0], rq->cmd_type, err, stat); if (blk_sense_request(rq)) { /* @@ -303,151 +330,108 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret) */ rq->cmd_flags |= REQ_FAILED; return 2; - } else if (blk_pc_request(rq) || rq->cmd_type == REQ_TYPE_ATA_PC) { - /* All other functions, except for READ. */ + } - /* - * if we have an error, pass back CHECK_CONDITION as the - * scsi status byte - */ - if (blk_pc_request(rq) && !rq->errors) - rq->errors = SAM_STAT_CHECK_CONDITION; + /* if we have an error, pass CHECK_CONDITION as the SCSI status byte */ + if (blk_pc_request(rq) && !rq->errors) + rq->errors = SAM_STAT_CHECK_CONDITION; - /* check for tray open */ - if (sense_key == NOT_READY) { - cdrom_saw_media_change(drive); - } else if (sense_key == UNIT_ATTENTION) { - /* check for media change */ + if (blk_noretry_request(rq)) + do_end_request = 1; + + switch (sense_key) { + case NOT_READY: + if (blk_fs_request(rq) && rq_data_dir(rq) == WRITE) { + if (ide_cd_breathe(drive, rq)) + return 1; + } else { cdrom_saw_media_change(drive); - return 0; - } else if (sense_key == ILLEGAL_REQUEST && - rq->cmd[0] == GPCMD_START_STOP_UNIT) { - /* - * Don't print error message for this condition-- - * SFF8090i indicates that 5/24/00 is the correct - * response to a request to close the tray if the - * drive doesn't have that capability. - * cdrom_log_sense() knows this! - */ - } else if (!(rq->cmd_flags & REQ_QUIET)) { - /* otherwise, print an error */ - ide_dump_status(drive, "packet command error", stat); + + if (blk_fs_request(rq) && !quiet) + printk(KERN_ERR PFX "%s: tray open\n", + drive->name); } + do_end_request = 1; + break; + case UNIT_ATTENTION: + cdrom_saw_media_change(drive); - rq->cmd_flags |= REQ_FAILED; + if (blk_fs_request(rq) == 0) + return 0; /* - * instead of playing games with moving completions around, - * remove failed request completely and end it when the - * request sense has completed + * Arrange to retry the request but be sure to give up if we've + * retried too many times. */ - goto end_request; - - } else if (blk_fs_request(rq)) { - int do_end_request = 0; - - /* handle errors from READ and WRITE requests */ - - if (blk_noretry_request(rq)) + if (++rq->errors > ERROR_MAX) do_end_request = 1; - - if (sense_key == NOT_READY) { - /* tray open */ - if (rq_data_dir(rq) == READ) { - cdrom_saw_media_change(drive); - - /* fail the request */ - printk(KERN_ERR PFX "%s: tray open\n", - drive->name); - do_end_request = 1; - } else { - struct cdrom_info *info = drive->driver_data; - - /* - * Allow the drive 5 seconds to recover, some - * devices will return this error while flushing - * data from cache. - */ - if (!rq->errors) - info->write_timeout = jiffies + - ATAPI_WAIT_WRITE_BUSY; - rq->errors = 1; - if (time_after(jiffies, info->write_timeout)) - do_end_request = 1; - else { - struct request_queue *q = drive->queue; - unsigned long flags; - - /* - * take a breather relying on the unplug - * timer to kick us again - */ - spin_lock_irqsave(q->queue_lock, flags); - blk_plug_device(q); - spin_unlock_irqrestore(q->queue_lock, flags); - - return 1; - } - } - } else if (sense_key == UNIT_ATTENTION) { - /* media change */ - cdrom_saw_media_change(drive); - - /* - * Arrange to retry the request but be sure to give up - * if we've retried too many times. - */ - if (++rq->errors > ERROR_MAX) - do_end_request = 1; - } else if (sense_key == ILLEGAL_REQUEST || - sense_key == DATA_PROTECT) { - /* - * No point in retrying after an illegal request or data - * protect error. - */ + break; + case ILLEGAL_REQUEST: + /* + * Don't print error message for this condition -- SFF8090i + * indicates that 5/24/00 is the correct response to a request + * to close the tray if the drive doesn't have that capability. + * + * cdrom_log_sense() knows this! + */ + if (rq->cmd[0] == GPCMD_START_STOP_UNIT) + break; + /* fall-through */ + case DATA_PROTECT: + /* + * No point in retrying after an illegal request or data + * protect error. + */ + if (!quiet) ide_dump_status(drive, "command error", stat); - do_end_request = 1; - } else if (sense_key == MEDIUM_ERROR) { - /* - * No point in re-trying a zillion times on a bad - * sector. If we got here the error is not correctable. - */ - ide_dump_status(drive, "media error (bad sector)", + do_end_request = 1; + break; + case MEDIUM_ERROR: + /* + * No point in re-trying a zillion times on a bad sector. + * If we got here the error is not correctable. + */ + if (!quiet) + ide_dump_status(drive, "media error " + "(bad sector)", stat); + do_end_request = 1; + break; + case BLANK_CHECK: + /* disk appears blank? */ + if (!quiet) + ide_dump_status(drive, "media error (blank)", stat); - do_end_request = 1; - } else if (sense_key == BLANK_CHECK) { - /* disk appears blank ?? */ - ide_dump_status(drive, "media error (blank)", stat); - do_end_request = 1; - } else if ((err & ~ATA_ABORTED) != 0) { + do_end_request = 1; + break; + default: + if (blk_fs_request(rq) == 0) + break; + if (err & ~ATA_ABORTED) { /* go to the default handler for other errors */ ide_error(drive, "cdrom_decode_status", stat); return 1; - } else if ((++rq->errors > ERROR_MAX)) { + } else if (++rq->errors > ERROR_MAX) /* we've racked up too many retries, abort */ do_end_request = 1; - } - - /* - * End a request through request sense analysis when we have - * sense data. We need this in order to perform end of media - * processing. - */ - if (do_end_request) - goto end_request; + } - /* - * If we got a CHECK_CONDITION status, queue - * a request sense command. - */ - if (stat & ATA_ERR) - cdrom_queue_request_sense(drive, NULL, NULL); - return 1; - } else { - blk_dump_rq_flags(rq, PFX "bad rq"); - return 2; + if (blk_fs_request(rq) == 0) { + rq->cmd_flags |= REQ_FAILED; + do_end_request = 1; } + /* + * End a request through request sense analysis when we have sense data. + * We need this in order to perform end of media processing. + */ + if (do_end_request) + goto end_request; + + /* if we got a CHECK_CONDITION status, queue a request sense command */ + if (stat & ATA_ERR) + cdrom_queue_request_sense(drive, NULL, NULL); + return 1; + end_request: if (stat & ATA_ERR) { struct request_queue *q = drive->queue; @@ -624,15 +608,14 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive) struct ide_cmd *cmd = &hwif->cmd; struct request *rq = hwif->rq; ide_expiry_t *expiry = NULL; - int dma_error = 0, dma, stat, thislen, uptodate = 0; + int dma_error = 0, dma, thislen, uptodate = 0; int write = (rq_data_dir(rq) == WRITE) ? 1 : 0, rc, nsectors; int sense = blk_sense_request(rq); unsigned int timeout; u16 len; - u8 ireason; + u8 ireason, stat; - ide_debug_log(IDE_DBG_PC, "cmd[0]: 0x%x, write: 0x%x", - rq->cmd[0], write); + ide_debug_log(IDE_DBG_PC, "cmd: 0x%x, write: 0x%x", rq->cmd[0], write); /* check for errors */ dma = drive->dma; @@ -648,11 +631,16 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive) } } - rc = cdrom_decode_status(drive, 0, &stat); - if (rc) { - if (rc == 2) - goto out_end; - return ide_stopped; + /* check status */ + stat = hwif->tp_ops->read_status(hwif); + + if (!OK_STAT(stat, 0, BAD_R_STAT)) { + rc = cdrom_decode_status(drive, stat); + if (rc) { + if (rc == 2) + goto out_end; + return ide_stopped; + } } /* using dma, transfer is complete now */ diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index c998cf8e971a..a9fbe2c31210 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -97,35 +97,38 @@ static ide_startstop_t __ide_do_rw_disk(ide_drive_t *drive, struct request *rq, } memset(&cmd, 0, sizeof(cmd)); - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; if (drive->dev_flags & IDE_DFLAG_LBA) { if (lba48) { pr_debug("%s: LBA=0x%012llx\n", drive->name, (unsigned long long)block); - tf->hob_nsect = (nsectors >> 8) & 0xff; - tf->hob_lbal = (u8)(block >> 24); - if (sizeof(block) != 4) { - tf->hob_lbam = (u8)((u64)block >> 32); - tf->hob_lbah = (u8)((u64)block >> 40); - } - tf->nsect = nsectors & 0xff; tf->lbal = (u8) block; tf->lbam = (u8)(block >> 8); tf->lbah = (u8)(block >> 16); + tf->device = ATA_LBA; - cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_HOB); + tf = &cmd.hob; + tf->nsect = (nsectors >> 8) & 0xff; + tf->lbal = (u8)(block >> 24); + if (sizeof(block) != 4) { + tf->lbam = (u8)((u64)block >> 32); + tf->lbah = (u8)((u64)block >> 40); + } + + cmd.valid.out.hob = IDE_VALID_OUT_HOB; + cmd.valid.in.hob = IDE_VALID_IN_HOB; + cmd.tf_flags |= IDE_TFLAG_LBA48; } else { tf->nsect = nsectors & 0xff; tf->lbal = block; tf->lbam = block >>= 8; tf->lbah = block >>= 8; - tf->device = (block >> 8) & 0xf; + tf->device = ((block >> 8) & 0xf) | ATA_LBA; } - - tf->device |= ATA_LBA; } else { unsigned int sect, head, cyl, track; @@ -220,15 +223,19 @@ static u64 idedisk_read_native_max_address(ide_drive_t *drive, int lba48) tf->command = ATA_CMD_READ_NATIVE_MAX; tf->device = ATA_LBA; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; - if (lba48) - cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_HOB); + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; + if (lba48) { + cmd.valid.out.hob = IDE_VALID_OUT_HOB; + cmd.valid.in.hob = IDE_VALID_IN_HOB; + cmd.tf_flags = IDE_TFLAG_LBA48; + } ide_no_data_taskfile(drive, &cmd); /* if OK, compute maximum address value */ if (!(tf->status & ATA_ERR)) - addr = ide_get_lba_addr(tf, lba48) + 1; + addr = ide_get_lba_addr(&cmd, lba48) + 1; return addr; } @@ -250,9 +257,9 @@ static u64 idedisk_set_max_address(ide_drive_t *drive, u64 addr_req, int lba48) tf->lbam = (addr_req >>= 8) & 0xff; tf->lbah = (addr_req >>= 8) & 0xff; if (lba48) { - tf->hob_lbal = (addr_req >>= 8) & 0xff; - tf->hob_lbam = (addr_req >>= 8) & 0xff; - tf->hob_lbah = (addr_req >>= 8) & 0xff; + cmd.hob.lbal = (addr_req >>= 8) & 0xff; + cmd.hob.lbam = (addr_req >>= 8) & 0xff; + cmd.hob.lbah = (addr_req >>= 8) & 0xff; tf->command = ATA_CMD_SET_MAX_EXT; } else { tf->device = (addr_req >>= 8) & 0x0f; @@ -260,15 +267,19 @@ static u64 idedisk_set_max_address(ide_drive_t *drive, u64 addr_req, int lba48) } tf->device |= ATA_LBA; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; - if (lba48) - cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_HOB); + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; + if (lba48) { + cmd.valid.out.hob = IDE_VALID_OUT_HOB; + cmd.valid.in.hob = IDE_VALID_IN_HOB; + cmd.tf_flags = IDE_TFLAG_LBA48; + } ide_no_data_taskfile(drive, &cmd); /* if OK, compute maximum address value */ if (!(tf->status & ATA_ERR)) - addr_set = ide_get_lba_addr(tf, lba48) + 1; + addr_set = ide_get_lba_addr(&cmd, lba48) + 1; return addr_set; } @@ -395,8 +406,8 @@ static void idedisk_prepare_flush(struct request_queue *q, struct request *rq) cmd->tf.command = ATA_CMD_FLUSH_EXT; else cmd->tf.command = ATA_CMD_FLUSH; - cmd->tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE | - IDE_TFLAG_DYN; + cmd->valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd->tf_flags = IDE_TFLAG_DYN; cmd->protocol = ATA_PROT_NODATA; rq->cmd_type = REQ_TYPE_ATA_TASKFILE; @@ -457,7 +468,8 @@ static int ide_do_setfeature(ide_drive_t *drive, u8 feature, u8 nsect) cmd.tf.feature = feature; cmd.tf.nsect = nsect; cmd.tf.command = ATA_CMD_SET_FEATURES; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; return ide_no_data_taskfile(drive, &cmd); } @@ -533,7 +545,8 @@ static int do_idedisk_flushcache(ide_drive_t *drive) cmd.tf.command = ATA_CMD_FLUSH_EXT; else cmd.tf.command = ATA_CMD_FLUSH; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; return ide_no_data_taskfile(drive, &cmd); } @@ -715,7 +728,8 @@ static int ide_disk_set_doorlock(ide_drive_t *drive, struct gendisk *disk, memset(&cmd, 0, sizeof(cmd)); cmd.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; ret = ide_no_data_taskfile(drive, &cmd); diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c index eaea3bef2073..19f263bf0a9e 100644 --- a/drivers/ide/ide-disk_proc.c +++ b/drivers/ide/ide-disk_proc.c @@ -13,7 +13,8 @@ static int smart_enable(ide_drive_t *drive) tf->lbam = ATA_SMART_LBAM_PASS; tf->lbah = ATA_SMART_LBAH_PASS; tf->command = ATA_CMD_SMART; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; return ide_no_data_taskfile(drive, &cmd); } @@ -29,7 +30,8 @@ static int get_smart_data(ide_drive_t *drive, u8 *buf, u8 sub_cmd) tf->lbam = ATA_SMART_LBAM_PASS; tf->lbah = ATA_SMART_LBAH_PASS; tf->command = ATA_CMD_SMART; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; cmd.protocol = ATA_PROT_PIO; return ide_raw_taskfile(drive, &cmd, buf, 1); diff --git a/drivers/ide/ide-dma-sff.c b/drivers/ide/ide-dma-sff.c index 16fc46edc32d..e4cdf78cc3e9 100644 --- a/drivers/ide/ide-dma-sff.c +++ b/drivers/ide/ide-dma-sff.c @@ -277,8 +277,6 @@ void ide_dma_start(ide_drive_t *drive) dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD); outb(dma_cmd | ATA_DMA_START, hwif->dma_base + ATA_DMA_CMD); } - - wmb(); } EXPORT_SYMBOL_GPL(ide_dma_start); @@ -286,7 +284,7 @@ EXPORT_SYMBOL_GPL(ide_dma_start); int ide_dma_end(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - u8 dma_stat = 0, dma_cmd = 0, mask; + u8 dma_stat = 0, dma_cmd = 0; /* stop DMA */ if (hwif->host_flags & IDE_HFLAG_MMIO) { @@ -304,11 +302,10 @@ int ide_dma_end(ide_drive_t *drive) /* clear INTR & ERROR bits */ ide_dma_sff_write_status(hwif, dma_stat | ATA_DMA_ERR | ATA_DMA_INTR); - wmb(); +#define CHECK_DMA_MASK (ATA_DMA_ACTIVE | ATA_DMA_ERR | ATA_DMA_INTR) /* verify good DMA status */ - mask = ATA_DMA_ACTIVE | ATA_DMA_ERR | ATA_DMA_INTR; - if ((dma_stat & mask) != ATA_DMA_INTR) + if ((dma_stat & CHECK_DMA_MASK) != ATA_DMA_INTR) return 0x10 | dma_stat; return 0; } diff --git a/drivers/ide/ide-h8300.c b/drivers/ide/ide-h8300.c index dac9a6d44963..c06ebdc4a130 100644 --- a/drivers/ide/ide-h8300.c +++ b/drivers/ide/ide-h8300.c @@ -22,103 +22,6 @@ (r); \ }) -static void mm_outw(u16 d, unsigned long a) -{ - __asm__("mov.b %w0,r2h\n\t" - "mov.b %x0,r2l\n\t" - "mov.w r2,@%1" - : - :"r"(d),"r"(a) - :"er2"); -} - -static u16 mm_inw(unsigned long a) -{ - register u16 r __asm__("er0"); - __asm__("mov.w @%1,r2\n\t" - "mov.b r2l,%x0\n\t" - "mov.b r2h,%w0" - :"=r"(r) - :"r"(a) - :"er2"); - return r; -} - -static void h8300_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF; - - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) - outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) - outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) - outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) - outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) - outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - outb((tf->device & HIHI) | drive->select, - io_ports->device_addr); -} - -static void h8300_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - - /* be sure we're looking at the low order bits */ - outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) - tf->error = inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) - tf->nsect = inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) - tf->lbal = inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) - tf->lbam = inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) - tf->lbah = inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) - tf->device = inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = inb(io_ports->lbah_addr); - } -} - static void mm_outsw(unsigned long addr, void *buf, u32 len) { unsigned short *bp = (unsigned short *)buf; @@ -152,8 +55,8 @@ static const struct ide_tp_ops h8300_tp_ops = { .write_devctl = ide_write_devctl, .dev_select = ide_dev_select, - .tf_load = h8300_tf_load, - .tf_read = h8300_tf_read, + .tf_load = ide_tf_load, + .tf_read = ide_tf_read, .input_data = h8300_input_data, .output_data = h8300_output_data, diff --git a/drivers/ide/ide-io-std.c b/drivers/ide/ide-io-std.c index 9cac281d82c4..46721c454518 100644 --- a/drivers/ide/ide-io-std.c +++ b/drivers/ide/ide-io-std.c @@ -85,98 +85,57 @@ void ide_dev_select(ide_drive_t *drive) } EXPORT_SYMBOL_GPL(ide_dev_select); -void ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) +void ide_tf_load(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid) { ide_hwif_t *hwif = drive->hwif; struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; void (*tf_outb)(u8 addr, unsigned long port); u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0; - u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF; if (mmio) tf_outb = ide_mm_outb; else tf_outb = ide_outb; - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - tf_outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - tf_outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - tf_outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - tf_outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - tf_outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) + if (valid & IDE_VALID_FEATURE) tf_outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) + if (valid & IDE_VALID_NSECT) tf_outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) + if (valid & IDE_VALID_LBAL) tf_outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) + if (valid & IDE_VALID_LBAM) tf_outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) + if (valid & IDE_VALID_LBAH) tf_outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - tf_outb((tf->device & HIHI) | drive->select, - io_ports->device_addr); + if (valid & IDE_VALID_DEVICE) + tf_outb(tf->device, io_ports->device_addr); } EXPORT_SYMBOL_GPL(ide_tf_load); -void ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) +void ide_tf_read(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid) { ide_hwif_t *hwif = drive->hwif; struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - void (*tf_outb)(u8 addr, unsigned long port); u8 (*tf_inb)(unsigned long port); u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0; - if (mmio) { - tf_outb = ide_mm_outb; + if (mmio) tf_inb = ide_mm_inb; - } else { - tf_outb = ide_outb; + else tf_inb = ide_inb; - } - - /* be sure we're looking at the low order bits */ - tf_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) + if (valid & IDE_VALID_ERROR) tf->error = tf_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) + if (valid & IDE_VALID_NSECT) tf->nsect = tf_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) + if (valid & IDE_VALID_LBAL) tf->lbal = tf_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) + if (valid & IDE_VALID_LBAM) tf->lbam = tf_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) + if (valid & IDE_VALID_LBAH) tf->lbah = tf_inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) + if (valid & IDE_VALID_DEVICE) tf->device = tf_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - tf_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = tf_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = tf_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = tf_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = tf_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = tf_inb(io_ports->lbah_addr); - } } EXPORT_SYMBOL_GPL(ide_tf_read); diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 1deb6d29b186..2ae02b8d7f8e 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -86,18 +86,18 @@ void ide_complete_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 stat, u8 err) tp_ops->input_data(drive, cmd, data, 2); - tf->data = data[0]; - tf->hob_data = data[1]; + cmd->tf.data = data[0]; + cmd->hob.data = data[1]; } - tp_ops->tf_read(drive, cmd); + ide_tf_readback(drive, cmd); if ((cmd->tf_flags & IDE_TFLAG_CUSTOM_HANDLER) && tf_cmd == ATA_CMD_IDLEIMMEDIATE) { if (tf->lbal != 0xc4) { printk(KERN_ERR "%s: head unload failed!\n", drive->name); - ide_tf_dump(drive->name, tf); + ide_tf_dump(drive->name, cmd); } else drive->dev_flags |= IDE_DFLAG_PARKED; } @@ -205,8 +205,9 @@ static ide_startstop_t ide_disk_special(ide_drive_t *drive) return ide_stopped; } - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE | - IDE_TFLAG_CUSTOM_HANDLER; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; + cmd.tf_flags = IDE_TFLAG_CUSTOM_HANDLER; do_rw_taskfile(drive, &cmd); diff --git a/drivers/ide/ide-ioctls.c b/drivers/ide/ide-ioctls.c index 770142767437..c1c25ebbaa1f 100644 --- a/drivers/ide/ide-ioctls.c +++ b/drivers/ide/ide-ioctls.c @@ -141,11 +141,12 @@ static int ide_cmd_ioctl(ide_drive_t *drive, unsigned long arg) tf->lbal = args[1]; tf->lbam = 0x4f; tf->lbah = 0xc2; - cmd.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_IN_NSECT; + cmd.valid.out.tf = IDE_VALID_OUT_TF; + cmd.valid.in.tf = IDE_VALID_NSECT; } else { tf->nsect = args[1]; - cmd.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT | - IDE_TFLAG_IN_NSECT; + cmd.valid.out.tf = IDE_VALID_FEATURE | IDE_VALID_NSECT; + cmd.valid.in.tf = IDE_VALID_NSECT; } tf->command = args[0]; cmd.protocol = args[3] ? ATA_PROT_PIO : ATA_PROT_NODATA; @@ -205,14 +206,15 @@ static int ide_task_ioctl(ide_drive_t *drive, unsigned long arg) return -EFAULT; memset(&cmd, 0, sizeof(cmd)); - memcpy(&cmd.tf_array[7], &args[1], 6); + memcpy(&cmd.tf.feature, &args[1], 6); cmd.tf.command = args[0]; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; err = ide_no_data_taskfile(drive, &cmd); args[0] = cmd.tf.command; - memcpy(&args[1], &cmd.tf_array[7], 6); + memcpy(&args[1], &cmd.tf.feature, 6); if (copy_to_user(p, args, 7)) err = -EFAULT; diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 27bb70ddd459..c19a221b1e18 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -37,14 +37,11 @@ void SELECT_MASK(ide_drive_t *drive, int mask) u8 ide_read_error(ide_drive_t *drive) { - struct ide_cmd cmd; + struct ide_taskfile tf; - memset(&cmd, 0, sizeof(cmd)); - cmd.tf_flags = IDE_TFLAG_IN_ERROR; + drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_ERROR); - drive->hwif->tp_ops->tf_read(drive, &cmd); - - return cmd.tf.error; + return tf.error; } EXPORT_SYMBOL_GPL(ide_read_error); @@ -312,10 +309,10 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) { ide_hwif_t *hwif = drive->hwif; const struct ide_tp_ops *tp_ops = hwif->tp_ops; + struct ide_taskfile tf; u16 *id = drive->id, i; int error = 0; u8 stat; - struct ide_cmd cmd; #ifdef CONFIG_BLK_DEV_IDEDMA if (hwif->dma_ops) /* check if host supports DMA */ @@ -347,12 +344,11 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) udelay(1); tp_ops->write_devctl(hwif, ATA_NIEN | ATA_DEVCTL_OBS); - memset(&cmd, 0, sizeof(cmd)); - cmd.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT; - cmd.tf.feature = SETFEATURES_XFER; - cmd.tf.nsect = speed; + memset(&tf, 0, sizeof(tf)); + tf.feature = SETFEATURES_XFER; + tf.nsect = speed; - tp_ops->tf_load(drive, &cmd); + tp_ops->tf_load(drive, &tf, IDE_VALID_FEATURE | IDE_VALID_NSECT); tp_ops->exec_command(hwif, ATA_CMD_SET_FEATURES); diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c index 217b7fdf2b17..56ff8c46c7d1 100644 --- a/drivers/ide/ide-lib.c +++ b/drivers/ide/ide-lib.c @@ -49,16 +49,17 @@ static void ide_dump_opcode(ide_drive_t *drive) printk(KERN_CONT "0x%02x\n", cmd->tf.command); } -u64 ide_get_lba_addr(struct ide_taskfile *tf, int lba48) +u64 ide_get_lba_addr(struct ide_cmd *cmd, int lba48) { + struct ide_taskfile *tf = &cmd->tf; u32 high, low; - if (lba48) - high = (tf->hob_lbah << 16) | (tf->hob_lbam << 8) | - tf->hob_lbal; - else - high = tf->device & 0xf; low = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal; + if (lba48) { + tf = &cmd->hob; + high = (tf->lbah << 16) | (tf->lbam << 8) | tf->lbal; + } else + high = tf->device & 0xf; return ((u64)high << 24) | low; } @@ -71,17 +72,18 @@ static void ide_dump_sector(ide_drive_t *drive) u8 lba48 = !!(drive->dev_flags & IDE_DFLAG_LBA48); memset(&cmd, 0, sizeof(cmd)); - if (lba48) - cmd.tf_flags = IDE_TFLAG_IN_LBA | IDE_TFLAG_IN_HOB_LBA | - IDE_TFLAG_LBA48; - else - cmd.tf_flags = IDE_TFLAG_IN_LBA | IDE_TFLAG_IN_DEVICE; + if (lba48) { + cmd.valid.in.tf = IDE_VALID_LBA; + cmd.valid.in.hob = IDE_VALID_LBA; + cmd.tf_flags = IDE_TFLAG_LBA48; + } else + cmd.valid.in.tf = IDE_VALID_LBA | IDE_VALID_DEVICE; - drive->hwif->tp_ops->tf_read(drive, &cmd); + ide_tf_readback(drive, &cmd); if (lba48 || (tf->device & ATA_LBA)) printk(KERN_CONT ", LBAsect=%llu", - (unsigned long long)ide_get_lba_addr(tf, lba48)); + (unsigned long long)ide_get_lba_addr(&cmd, lba48)); else printk(KERN_CONT ", CHS=%d/%d/%d", (tf->lbah << 8) + tf->lbam, tf->device & 0xf, tf->lbal); diff --git a/drivers/ide/ide-park.c b/drivers/ide/ide-park.c index 9490b446519f..310d03f2b5b7 100644 --- a/drivers/ide/ide-park.c +++ b/drivers/ide/ide-park.c @@ -74,7 +74,8 @@ ide_startstop_t ide_do_park_unpark(ide_drive_t *drive, struct request *rq) tf->lbal = 0x4c; tf->lbam = 0x4e; tf->lbah = 0x55; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; } else /* cmd == REQ_UNPARK_HEADS */ tf->command = ATA_CMD_CHK_POWER; diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c index bb7858ebb7d1..0d8a151c0a01 100644 --- a/drivers/ide/ide-pm.c +++ b/drivers/ide/ide-pm.c @@ -163,7 +163,8 @@ ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *rq) return ide_stopped; out_do_tf: - cmd->tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd->valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd->valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; cmd->protocol = ATA_PROT_NODATA; return do_rw_taskfile(drive, cmd); diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index d8c1c3e735bb..7f264ed1141b 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -283,13 +283,11 @@ int ide_dev_read_id(ide_drive_t *drive, u8 cmd, u16 *id) * identify command to be sure of reply */ if (cmd == ATA_CMD_ID_ATAPI) { - struct ide_cmd cmd; + struct ide_taskfile tf; - memset(&cmd, 0, sizeof(cmd)); + memset(&tf, 0, sizeof(tf)); /* disable DMA & overlap */ - cmd.tf_flags = IDE_TFLAG_OUT_FEATURE; - - tp_ops->tf_load(drive, &cmd); + tp_ops->tf_load(drive, &tf, IDE_VALID_FEATURE); } /* ask drive for ID */ @@ -337,14 +335,11 @@ int ide_busy_sleep(ide_hwif_t *hwif, unsigned long timeout, int altstatus) static u8 ide_read_device(ide_drive_t *drive) { - struct ide_cmd cmd; - - memset(&cmd, 0, sizeof(cmd)); - cmd.tf_flags = IDE_TFLAG_IN_DEVICE; + struct ide_taskfile tf; - drive->hwif->tp_ops->tf_read(drive, &cmd); + drive->hwif->tp_ops->tf_read(drive, &tf, IDE_VALID_DEVICE); - return cmd.tf.device; + return tf.device; } /** @@ -1314,6 +1309,7 @@ struct ide_host *ide_host_alloc(const struct ide_port_info *d, hw_regs_t **hws) host->get_lock = d->get_lock; host->release_lock = d->release_lock; host->host_flags = d->host_flags; + host->irq_flags = d->irq_flags; } return host; diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c index 10a88bf3eefa..3242698832a4 100644 --- a/drivers/ide/ide-proc.c +++ b/drivers/ide/ide-proc.c @@ -204,8 +204,8 @@ static int set_xfer_rate (ide_drive_t *drive, int arg) cmd.tf.command = ATA_CMD_SET_FEATURES; cmd.tf.feature = SETFEATURES_XFER; cmd.tf.nsect = (u8)arg; - cmd.tf_flags = IDE_TFLAG_OUT_FEATURE | IDE_TFLAG_OUT_NSECT | - IDE_TFLAG_IN_NSECT; + cmd.valid.out.tf = IDE_VALID_FEATURE | IDE_VALID_NSECT; + cmd.valid.in.tf = IDE_VALID_NSECT; err = ide_no_data_taskfile(drive, &cmd); diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 243421ce40d0..4aa6223c11be 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -23,17 +23,33 @@ #include <asm/uaccess.h> #include <asm/io.h> -void ide_tf_dump(const char *s, struct ide_taskfile *tf) +void ide_tf_readback(ide_drive_t *drive, struct ide_cmd *cmd) +{ + ide_hwif_t *hwif = drive->hwif; + const struct ide_tp_ops *tp_ops = hwif->tp_ops; + + /* Be sure we're looking at the low order bytes */ + tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS); + + tp_ops->tf_read(drive, &cmd->tf, cmd->valid.in.tf); + + if (cmd->tf_flags & IDE_TFLAG_LBA48) { + tp_ops->write_devctl(hwif, ATA_HOB | ATA_DEVCTL_OBS); + + tp_ops->tf_read(drive, &cmd->hob, cmd->valid.in.hob); + } +} + +void ide_tf_dump(const char *s, struct ide_cmd *cmd) { #ifdef DEBUG printk("%s: tf: feat 0x%02x nsect 0x%02x lbal 0x%02x " "lbam 0x%02x lbah 0x%02x dev 0x%02x cmd 0x%02x\n", - s, tf->feature, tf->nsect, tf->lbal, - tf->lbam, tf->lbah, tf->device, tf->command); - printk("%s: hob: nsect 0x%02x lbal 0x%02x " - "lbam 0x%02x lbah 0x%02x\n", - s, tf->hob_nsect, tf->hob_lbal, - tf->hob_lbam, tf->hob_lbah); + s, cmd->tf.feature, cmd->tf.nsect, + cmd->tf.lbal, cmd->tf.lbam, cmd->tf.lbah, + cmd->tf.device, cmd->tf.command); + printk("%s: hob: nsect 0x%02x lbal 0x%02x lbam 0x%02x lbah 0x%02x\n", + s, cmd->hob.nsect, cmd->hob.lbal, cmd->hob.lbam, cmd->hob.lbah); #endif } @@ -47,7 +63,8 @@ int taskfile_lib_get_identify (ide_drive_t *drive, u8 *buf) cmd.tf.command = ATA_CMD_ID_ATA; else cmd.tf.command = ATA_CMD_ID_ATAPI; - cmd.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; + cmd.valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_IN_TF | IDE_VALID_DEVICE; cmd.protocol = ATA_PROT_PIO; return ide_raw_taskfile(drive, &cmd, buf, 1); @@ -79,16 +96,27 @@ ide_startstop_t do_rw_taskfile(ide_drive_t *drive, struct ide_cmd *orig_cmd) memcpy(cmd, orig_cmd, sizeof(*cmd)); if ((cmd->tf_flags & IDE_TFLAG_DMA_PIO_FALLBACK) == 0) { - ide_tf_dump(drive->name, tf); + ide_tf_dump(drive->name, cmd); tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS); SELECT_MASK(drive, 0); if (cmd->ftf_flags & IDE_FTFLAG_OUT_DATA) { - u8 data[2] = { tf->data, tf->hob_data }; + u8 data[2] = { cmd->tf.data, cmd->hob.data }; tp_ops->output_data(drive, cmd, data, 2); } - tp_ops->tf_load(drive, cmd); + + if (cmd->valid.out.tf & IDE_VALID_DEVICE) { + u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? + 0xE0 : 0xEF; + + if (!(cmd->ftf_flags & IDE_FTFLAG_FLAGGED)) + cmd->tf.device &= HIHI; + cmd->tf.device |= drive->select; + } + + tp_ops->tf_load(drive, &cmd->hob, cmd->valid.out.hob); + tp_ops->tf_load(drive, &cmd->tf, cmd->valid.out.tf); } switch (cmd->protocol) { @@ -489,16 +517,17 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) memset(&cmd, 0, sizeof(cmd)); - memcpy(&cmd.tf_array[0], req_task->hob_ports, - HDIO_DRIVE_HOB_HDR_SIZE - 2); - memcpy(&cmd.tf_array[6], req_task->io_ports, - HDIO_DRIVE_TASK_HDR_SIZE); + memcpy(&cmd.hob, req_task->hob_ports, HDIO_DRIVE_HOB_HDR_SIZE - 2); + memcpy(&cmd.tf, req_task->io_ports, HDIO_DRIVE_TASK_HDR_SIZE); - cmd.tf_flags = IDE_TFLAG_IO_16BIT | IDE_TFLAG_DEVICE | - IDE_TFLAG_IN_TF; + cmd.valid.out.tf = IDE_VALID_DEVICE; + cmd.valid.in.tf = IDE_VALID_DEVICE | IDE_VALID_IN_TF; + cmd.tf_flags = IDE_TFLAG_IO_16BIT; - if (drive->dev_flags & IDE_DFLAG_LBA48) - cmd.tf_flags |= (IDE_TFLAG_LBA48 | IDE_TFLAG_IN_HOB); + if (drive->dev_flags & IDE_DFLAG_LBA48) { + cmd.tf_flags |= IDE_TFLAG_LBA48; + cmd.valid.in.hob = IDE_VALID_IN_HOB; + } if (req_task->out_flags.all) { cmd.ftf_flags |= IDE_FTFLAG_FLAGGED; @@ -507,28 +536,28 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) cmd.ftf_flags |= IDE_FTFLAG_OUT_DATA; if (req_task->out_flags.b.nsector_hob) - cmd.tf_flags |= IDE_TFLAG_OUT_HOB_NSECT; + cmd.valid.out.hob |= IDE_VALID_NSECT; if (req_task->out_flags.b.sector_hob) - cmd.tf_flags |= IDE_TFLAG_OUT_HOB_LBAL; + cmd.valid.out.hob |= IDE_VALID_LBAL; if (req_task->out_flags.b.lcyl_hob) - cmd.tf_flags |= IDE_TFLAG_OUT_HOB_LBAM; + cmd.valid.out.hob |= IDE_VALID_LBAM; if (req_task->out_flags.b.hcyl_hob) - cmd.tf_flags |= IDE_TFLAG_OUT_HOB_LBAH; + cmd.valid.out.hob |= IDE_VALID_LBAH; if (req_task->out_flags.b.error_feature) - cmd.tf_flags |= IDE_TFLAG_OUT_FEATURE; + cmd.valid.out.tf |= IDE_VALID_FEATURE; if (req_task->out_flags.b.nsector) - cmd.tf_flags |= IDE_TFLAG_OUT_NSECT; + cmd.valid.out.tf |= IDE_VALID_NSECT; if (req_task->out_flags.b.sector) - cmd.tf_flags |= IDE_TFLAG_OUT_LBAL; + cmd.valid.out.tf |= IDE_VALID_LBAL; if (req_task->out_flags.b.lcyl) - cmd.tf_flags |= IDE_TFLAG_OUT_LBAM; + cmd.valid.out.tf |= IDE_VALID_LBAM; if (req_task->out_flags.b.hcyl) - cmd.tf_flags |= IDE_TFLAG_OUT_LBAH; + cmd.valid.out.tf |= IDE_VALID_LBAH; } else { - cmd.tf_flags |= IDE_TFLAG_OUT_TF; + cmd.valid.out.tf |= IDE_VALID_OUT_TF; if (cmd.tf_flags & IDE_TFLAG_LBA48) - cmd.tf_flags |= IDE_TFLAG_OUT_HOB; + cmd.valid.out.hob |= IDE_VALID_OUT_HOB; } if (req_task->in_flags.b.data) @@ -594,7 +623,7 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) if (req_task->req_cmd == IDE_DRIVE_TASK_NO_DATA) nsect = 0; else if (!nsect) { - nsect = (cmd.tf.hob_nsect << 8) | cmd.tf.nsect; + nsect = (cmd.hob.nsect << 8) | cmd.tf.nsect; if (!nsect) { printk(KERN_ERR "%s: in/out command without data\n", @@ -606,10 +635,8 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) err = ide_raw_taskfile(drive, &cmd, data_buf, nsect); - memcpy(req_task->hob_ports, &cmd.tf_array[0], - HDIO_DRIVE_HOB_HDR_SIZE - 2); - memcpy(req_task->io_ports, &cmd.tf_array[6], - HDIO_DRIVE_TASK_HDR_SIZE); + memcpy(req_task->hob_ports, &cmd.hob, HDIO_DRIVE_HOB_HDR_SIZE - 2); + memcpy(req_task->io_ports, &cmd.tf, HDIO_DRIVE_TASK_HDR_SIZE); if ((cmd.ftf_flags & IDE_FTFLAG_SET_IN_FLAGS) && req_task->in_flags.all == 0) { diff --git a/drivers/ide/ns87415.c b/drivers/ide/ns87415.c index 71a39fb3856f..95327a2c2422 100644 --- a/drivers/ide/ns87415.c +++ b/drivers/ide/ns87415.c @@ -61,41 +61,23 @@ static u8 superio_dma_sff_read_status(ide_hwif_t *hwif) return superio_ide_inb(hwif->dma_base + ATA_DMA_STATUS); } -static void superio_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) +static void superio_tf_read(ide_drive_t *drive, struct ide_taskfile *tf, + u8 valid) { struct ide_io_ports *io_ports = &drive->hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - /* be sure we're looking at the low order bits */ - outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) + if (valid & IDE_VALID_ERROR) tf->error = inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) + if (valid & IDE_VALID_NSECT) tf->nsect = inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) + if (valid & IDE_VALID_LBAL) tf->lbal = inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) + if (valid & IDE_VALID_LBAM) tf->lbam = inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) + if (valid & IDE_VALID_LBAH) tf->lbah = inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) + if (valid & IDE_VALID_DEVICE) tf->device = superio_ide_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = inb(io_ports->lbah_addr); - } } static void ns87415_dev_select(ide_drive_t *drive); diff --git a/drivers/ide/q40ide.c b/drivers/ide/q40ide.c index d007e7f66598..c79346679244 100644 --- a/drivers/ide/q40ide.c +++ b/drivers/ide/q40ide.c @@ -16,6 +16,8 @@ #include <linux/blkdev.h> #include <linux/ide.h> +#include <asm/ide.h> + /* * Bases of the IDE interfaces */ @@ -77,8 +79,10 @@ static void q40ide_input_data(ide_drive_t *drive, struct ide_cmd *cmd, { unsigned long data_addr = drive->hwif->io_ports.data_addr; - if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) - return insw(data_addr, buf, (len + 1) / 2); + if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) { + __ide_mm_insw(data_addr, buf, (len + 1) / 2); + return; + } raw_insw_swapw((u16 *)data_addr, buf, (len + 1) / 2); } @@ -88,8 +92,10 @@ static void q40ide_output_data(ide_drive_t *drive, struct ide_cmd *cmd, { unsigned long data_addr = drive->hwif->io_ports.data_addr; - if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) - return outsw(data_addr, buf, (len + 1) / 2); + if (drive->media == ide_disk && cmd && (cmd->tf_flags & IDE_TFLAG_FS)) { + __ide_mm_outsw(data_addr, buf, (len + 1) / 2); + return; + } raw_outsw_swapw((u16 *)data_addr, buf, (len + 1) / 2); } diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c index 6d8dbd9c10bc..5be41f25204f 100644 --- a/drivers/ide/scc_pata.c +++ b/drivers/ide/scc_pata.c @@ -337,7 +337,6 @@ static void scc_dma_start(ide_drive_t *drive) /* start DMA */ scc_ide_outb(dma_cmd | 1, hwif->dma_base); - wmb(); } static int __scc_dma_end(ide_drive_t *drive) @@ -354,7 +353,6 @@ static int __scc_dma_end(ide_drive_t *drive) /* clear the INTR & ERROR bits */ scc_ide_outb(dma_stat | 6, hwif->dma_base + 4); /* verify good DMA status */ - wmb(); return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0; } @@ -647,77 +645,40 @@ static int __devinit init_setup_scc(struct pci_dev *dev, return rc; } -static void scc_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) +static void scc_tf_load(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid) { struct ide_io_ports *io_ports = &drive->hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF; - - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - scc_ide_outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - scc_ide_outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - scc_ide_outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - scc_ide_outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - scc_ide_outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) + + if (valid & IDE_VALID_FEATURE) scc_ide_outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) + if (valid & IDE_VALID_NSECT) scc_ide_outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) + if (valid & IDE_VALID_LBAL) scc_ide_outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) + if (valid & IDE_VALID_LBAM) scc_ide_outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) + if (valid & IDE_VALID_LBAH) scc_ide_outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - scc_ide_outb((tf->device & HIHI) | drive->select, - io_ports->device_addr); + if (valid & IDE_VALID_DEVICE) + scc_ide_outb(tf->device, io_ports->device_addr); } -static void scc_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) +static void scc_tf_read(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid) { struct ide_io_ports *io_ports = &drive->hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - - /* be sure we're looking at the low order bits */ - scc_ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) + if (valid & IDE_VALID_ERROR) tf->error = scc_ide_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) + if (valid & IDE_VALID_NSECT) tf->nsect = scc_ide_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) + if (valid & IDE_VALID_LBAL) tf->lbal = scc_ide_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) + if (valid & IDE_VALID_LBAM) tf->lbam = scc_ide_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) + if (valid & IDE_VALID_LBAH) tf->lbah = scc_ide_inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) + if (valid & IDE_VALID_DEVICE) tf->device = scc_ide_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - scc_ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = scc_ide_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = scc_ide_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = scc_ide_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = scc_ide_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = scc_ide_inb(io_ports->lbah_addr); - } } static void scc_input_data(ide_drive_t *drive, struct ide_cmd *cmd, diff --git a/drivers/ide/tx4938ide.c b/drivers/ide/tx4938ide.c index 4cb79c4c2604..e33d764e2945 100644 --- a/drivers/ide/tx4938ide.c +++ b/drivers/ide/tx4938ide.c @@ -72,91 +72,6 @@ static void tx4938ide_set_pio_mode(ide_drive_t *drive, const u8 pio) #ifdef __BIG_ENDIAN /* custom iops (independent from SWAP_IO_SPACE) */ -static u8 tx4938ide_inb(unsigned long port) -{ - return __raw_readb((void __iomem *)port); -} - -static void tx4938ide_outb(u8 value, unsigned long port) -{ - __raw_writeb(value, (void __iomem *)port); -} - -static void tx4938ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - u8 HIHI = cmd->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF; - - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - tx4938ide_outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - tx4938ide_outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - tx4938ide_outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - tx4938ide_outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - tx4938ide_outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) - tx4938ide_outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) - tx4938ide_outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) - tx4938ide_outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) - tx4938ide_outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) - tx4938ide_outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - tx4938ide_outb((tf->device & HIHI) | drive->select, - io_ports->device_addr); -} - -static void tx4938ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - - /* be sure we're looking at the low order bits */ - tx4938ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) - tf->error = tx4938ide_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) - tf->nsect = tx4938ide_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) - tf->lbal = tx4938ide_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) - tf->lbam = tx4938ide_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) - tf->lbah = tx4938ide_inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) - tf->device = tx4938ide_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - tx4938ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = tx4938ide_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = tx4938ide_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = tx4938ide_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = tx4938ide_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = tx4938ide_inb(io_ports->lbah_addr); - } -} - static void tx4938ide_input_data_swap(ide_drive_t *drive, struct ide_cmd *cmd, void *buf, unsigned int len) { @@ -190,8 +105,8 @@ static const struct ide_tp_ops tx4938ide_tp_ops = { .write_devctl = ide_write_devctl, .dev_select = ide_dev_select, - .tf_load = tx4938ide_tf_load, - .tf_read = tx4938ide_tf_read, + .tf_load = ide_tf_load, + .tf_read = ide_tf_read, .input_data = tx4938ide_input_data_swap, .output_data = tx4938ide_output_data_swap, diff --git a/drivers/ide/tx4939ide.c b/drivers/ide/tx4939ide.c index 0040a9a3e26e..564422d23976 100644 --- a/drivers/ide/tx4939ide.c +++ b/drivers/ide/tx4939ide.c @@ -327,15 +327,15 @@ static int tx4939ide_dma_end(ide_drive_t *drive) /* read and clear the INTR & ERROR bits */ dma_stat = tx4939ide_clear_dma_status(base); - wmb(); +#define CHECK_DMA_MASK (ATA_DMA_ACTIVE | ATA_DMA_ERR | ATA_DMA_INTR) /* verify good DMA status */ - if ((dma_stat & (ATA_DMA_INTR | ATA_DMA_ERR | ATA_DMA_ACTIVE)) == 0 && + if ((dma_stat & CHECK_DMA_MASK) == 0 && (ctl & (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST)) == (TX4939IDE_INT_XFEREND | TX4939IDE_INT_HOST)) /* INT_IDE lost... bug? */ return 0; - return ((dma_stat & (ATA_DMA_INTR | ATA_DMA_ERR | ATA_DMA_ACTIVE)) != + return ((dma_stat & CHECK_DMA_MASK) != ATA_DMA_INTR) ? 0x10 | dma_stat : 0; } @@ -434,97 +434,19 @@ static void tx4939ide_tf_load_fixup(ide_drive_t *drive) tx4939ide_writew(sysctl, base, TX4939IDE_Sys_Ctl); } -#ifdef __BIG_ENDIAN - -/* custom iops (independent from SWAP_IO_SPACE) */ -static u8 tx4939ide_inb(unsigned long port) +static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_taskfile *tf, + u8 valid) { - return __raw_readb((void __iomem *)port); -} + ide_tf_load(drive, tf, valid); -static void tx4939ide_outb(u8 value, unsigned long port) -{ - __raw_writeb(value, (void __iomem *)port); -} - -static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - u8 HIHI = cmd->tf_flags & IDE_TFLAG_LBA48 ? 0xE0 : 0xEF; - - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - tx4939ide_outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - tx4939ide_outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - tx4939ide_outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - tx4939ide_outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - tx4939ide_outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) - tx4939ide_outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) - tx4939ide_outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) - tx4939ide_outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) - tx4939ide_outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) - tx4939ide_outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) { - tx4939ide_outb((tf->device & HIHI) | drive->select, - io_ports->device_addr); + if (valid & IDE_VALID_DEVICE) tx4939ide_tf_load_fixup(drive); - } } -static void tx4939ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - - /* be sure we're looking at the low order bits */ - tx4939ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) - tf->error = tx4939ide_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) - tf->nsect = tx4939ide_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) - tf->lbal = tx4939ide_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) - tf->lbam = tx4939ide_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) - tf->lbah = tx4939ide_inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) - tf->device = tx4939ide_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - tx4939ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = tx4939ide_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = tx4939ide_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = tx4939ide_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = tx4939ide_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = tx4939ide_inb(io_ports->lbah_addr); - } -} +#ifdef __BIG_ENDIAN -static void tx4939ide_input_data_swap(ide_drive_t *drive, struct request *rq, +/* custom iops (independent from SWAP_IO_SPACE) */ +static void tx4939ide_input_data_swap(ide_drive_t *drive, struct ide_cmd *cmd, void *buf, unsigned int len) { unsigned long port = drive->hwif->io_ports.data_addr; @@ -536,7 +458,7 @@ static void tx4939ide_input_data_swap(ide_drive_t *drive, struct request *rq, __ide_flush_dcache_range((unsigned long)buf, roundup(len, 2)); } -static void tx4939ide_output_data_swap(ide_drive_t *drive, struct request *rq, +static void tx4939ide_output_data_swap(ide_drive_t *drive, struct ide_cmd *cmd, void *buf, unsigned int len) { unsigned long port = drive->hwif->io_ports.data_addr; @@ -558,7 +480,7 @@ static const struct ide_tp_ops tx4939ide_tp_ops = { .dev_select = ide_dev_select, .tf_load = tx4939ide_tf_load, - .tf_read = tx4939ide_tf_read, + .tf_read = ide_tf_read, .input_data = tx4939ide_input_data_swap, .output_data = tx4939ide_output_data_swap, @@ -566,14 +488,6 @@ static const struct ide_tp_ops tx4939ide_tp_ops = { #else /* __LITTLE_ENDIAN */ -static void tx4939ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_tf_load(drive, cmd); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - tx4939ide_tf_load_fixup(drive); -} - static const struct ide_tp_ops tx4939ide_tp_ops = { .exec_command = ide_exec_command, .read_status = ide_read_status, diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 2a2e50871b40..851de83ff455 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -297,21 +297,25 @@ static void cma_detach_from_dev(struct rdma_id_private *id_priv) id_priv->cma_dev = NULL; } -static int cma_set_qkey(struct ib_device *device, u8 port_num, - enum rdma_port_space ps, - struct rdma_dev_addr *dev_addr, u32 *qkey) +static int cma_set_qkey(struct rdma_id_private *id_priv) { struct ib_sa_mcmember_rec rec; int ret = 0; - switch (ps) { + if (id_priv->qkey) + return 0; + + switch (id_priv->id.ps) { case RDMA_PS_UDP: - *qkey = RDMA_UDP_QKEY; + id_priv->qkey = RDMA_UDP_QKEY; break; case RDMA_PS_IPOIB: - ib_addr_get_mgid(dev_addr, &rec.mgid); - ret = ib_sa_get_mcmember_rec(device, port_num, &rec.mgid, &rec); - *qkey = be32_to_cpu(rec.qkey); + ib_addr_get_mgid(&id_priv->id.route.addr.dev_addr, &rec.mgid); + ret = ib_sa_get_mcmember_rec(id_priv->id.device, + id_priv->id.port_num, &rec.mgid, + &rec); + if (!ret) + id_priv->qkey = be32_to_cpu(rec.qkey); break; default: break; @@ -341,12 +345,7 @@ static int cma_acquire_dev(struct rdma_id_private *id_priv) ret = ib_find_cached_gid(cma_dev->device, &gid, &id_priv->id.port_num, NULL); if (!ret) { - ret = cma_set_qkey(cma_dev->device, - id_priv->id.port_num, - id_priv->id.ps, dev_addr, - &id_priv->qkey); - if (!ret) - cma_attach_to_dev(id_priv, cma_dev); + cma_attach_to_dev(id_priv, cma_dev); break; } } @@ -578,6 +577,10 @@ static int cma_ib_init_qp_attr(struct rdma_id_private *id_priv, *qp_attr_mask = IB_QP_STATE | IB_QP_PKEY_INDEX | IB_QP_PORT; if (cma_is_ud_ps(id_priv->id.ps)) { + ret = cma_set_qkey(id_priv); + if (ret) + return ret; + qp_attr->qkey = id_priv->qkey; *qp_attr_mask |= IB_QP_QKEY; } else { @@ -2201,6 +2204,12 @@ static int cma_sidr_rep_handler(struct ib_cm_id *cm_id, event.status = ib_event->param.sidr_rep_rcvd.status; break; } + ret = cma_set_qkey(id_priv); + if (ret) { + event.event = RDMA_CM_EVENT_ADDR_ERROR; + event.status = -EINVAL; + break; + } if (id_priv->qkey != rep->qkey) { event.event = RDMA_CM_EVENT_UNREACHABLE; event.status = -EINVAL; @@ -2480,10 +2489,14 @@ static int cma_send_sidr_rep(struct rdma_id_private *id_priv, const void *private_data, int private_data_len) { struct ib_cm_sidr_rep_param rep; + int ret; memset(&rep, 0, sizeof rep); rep.status = status; if (status == IB_SIDR_SUCCESS) { + ret = cma_set_qkey(id_priv); + if (ret) + return ret; rep.qp_num = id_priv->qp_num; rep.qkey = id_priv->qkey; } @@ -2713,6 +2726,10 @@ static int cma_join_ib_multicast(struct rdma_id_private *id_priv, IB_SA_MCMEMBER_REC_FLOW_LABEL | IB_SA_MCMEMBER_REC_TRAFFIC_CLASS; + if (id_priv->id.ps == RDMA_PS_IPOIB) + comp_mask |= IB_SA_MCMEMBER_REC_RATE | + IB_SA_MCMEMBER_REC_RATE_SELECTOR; + mc->multicast.ib = ib_sa_join_multicast(&sa_client, id_priv->id.device, id_priv->id.port_num, &rec, comp_mask, GFP_KERNEL, diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c index a4a82bff7100..8d71086f5a1c 100644 --- a/drivers/infiniband/hw/cxgb3/cxio_hal.c +++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c @@ -152,7 +152,7 @@ static int cxio_hal_clear_qp_ctx(struct cxio_rdev *rdev_p, u32 qpid) sge_cmd = qpid << 8 | 3; wqe->sge_cmd = cpu_to_be64(sge_cmd); skb->priority = CPL_PRIORITY_CONTROL; - return (cxgb3_ofld_send(rdev_p->t3cdev_p, skb)); + return iwch_cxgb3_ofld_send(rdev_p->t3cdev_p, skb); } int cxio_create_cq(struct cxio_rdev *rdev_p, struct t3_cq *cq) @@ -571,7 +571,7 @@ static int cxio_hal_init_ctrl_qp(struct cxio_rdev *rdev_p) (unsigned long long) rdev_p->ctrl_qp.dma_addr, rdev_p->ctrl_qp.workq, 1 << T3_CTRL_QP_SIZE_LOG2); skb->priority = CPL_PRIORITY_CONTROL; - return (cxgb3_ofld_send(rdev_p->t3cdev_p, skb)); + return iwch_cxgb3_ofld_send(rdev_p->t3cdev_p, skb); err: kfree_skb(skb); return err; @@ -701,7 +701,7 @@ static int __cxio_tpt_op(struct cxio_rdev *rdev_p, u32 reset_tpt_entry, u32 stag_idx; u32 wptr; - if (rdev_p->flags) + if (cxio_fatal_error(rdev_p)) return -EIO; stag_state = stag_state > 0; @@ -858,7 +858,7 @@ int cxio_rdma_init(struct cxio_rdev *rdev_p, struct t3_rdma_init_attr *attr) wqe->qp_dma_size = cpu_to_be32(attr->qp_dma_size); wqe->irs = cpu_to_be32(attr->irs); skb->priority = 0; /* 0=>ToeQ; 1=>CtrlQ */ - return (cxgb3_ofld_send(rdev_p->t3cdev_p, skb)); + return iwch_cxgb3_ofld_send(rdev_p->t3cdev_p, skb); } void cxio_register_ev_cb(cxio_hal_ev_callback_func_t ev_cb) @@ -1041,9 +1041,9 @@ void cxio_rdev_close(struct cxio_rdev *rdev_p) cxio_hal_pblpool_destroy(rdev_p); cxio_hal_rqtpool_destroy(rdev_p); list_del(&rdev_p->entry); - rdev_p->t3cdev_p->ulp = NULL; cxio_hal_destroy_ctrl_qp(rdev_p); cxio_hal_destroy_resource(rdev_p->rscp); + rdev_p->t3cdev_p->ulp = NULL; } } diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.h b/drivers/infiniband/hw/cxgb3/cxio_hal.h index 094a66d1480c..bfd03bf8be54 100644 --- a/drivers/infiniband/hw/cxgb3/cxio_hal.h +++ b/drivers/infiniband/hw/cxgb3/cxio_hal.h @@ -115,6 +115,11 @@ struct cxio_rdev { #define CXIO_ERROR_FATAL 1 }; +static inline int cxio_fatal_error(struct cxio_rdev *rdev_p) +{ + return rdev_p->flags & CXIO_ERROR_FATAL; +} + static inline int cxio_num_stags(struct cxio_rdev *rdev_p) { return min((int)T3_MAX_NUM_STAG, (int)((rdev_p->rnic_info.tpt_top - rdev_p->rnic_info.tpt_base) >> 5)); @@ -188,6 +193,7 @@ void cxio_count_scqes(struct t3_cq *cq, struct t3_wq *wq, int *count); void cxio_flush_hw_cq(struct t3_cq *cq); int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe, u8 *cqe_flushed, u64 *cookie, u32 *credit); +int iwch_cxgb3_ofld_send(struct t3cdev *tdev, struct sk_buff *skb); #define MOD "iw_cxgb3: " #define PDBG(fmt, args...) pr_debug(MOD fmt, ## args) diff --git a/drivers/infiniband/hw/cxgb3/iwch.c b/drivers/infiniband/hw/cxgb3/iwch.c index 37a4fc264a07..26fc0a4eaa74 100644 --- a/drivers/infiniband/hw/cxgb3/iwch.c +++ b/drivers/infiniband/hw/cxgb3/iwch.c @@ -165,12 +165,19 @@ static void close_rnic_dev(struct t3cdev *tdev) static void iwch_err_handler(struct t3cdev *tdev, u32 status, u32 error) { struct cxio_rdev *rdev = tdev->ulp; + struct iwch_dev *rnicp = rdev_to_iwch_dev(rdev); + struct ib_event event; - if (status == OFFLOAD_STATUS_DOWN) + if (status == OFFLOAD_STATUS_DOWN) { rdev->flags = CXIO_ERROR_FATAL; - return; + event.device = &rnicp->ibdev; + event.event = IB_EVENT_DEVICE_FATAL; + event.element.port_num = 0; + ib_dispatch_event(&event); + } + return; } static int __init iwch_init_module(void) diff --git a/drivers/infiniband/hw/cxgb3/iwch.h b/drivers/infiniband/hw/cxgb3/iwch.h index 3773453b2cf0..84735506333f 100644 --- a/drivers/infiniband/hw/cxgb3/iwch.h +++ b/drivers/infiniband/hw/cxgb3/iwch.h @@ -117,6 +117,11 @@ static inline struct iwch_dev *to_iwch_dev(struct ib_device *ibdev) return container_of(ibdev, struct iwch_dev, ibdev); } +static inline struct iwch_dev *rdev_to_iwch_dev(struct cxio_rdev *rdev) +{ + return container_of(rdev, struct iwch_dev, rdev); +} + static inline int t3b_device(const struct iwch_dev *rhp) { return rhp->rdev.t3cdev_p->type == T3B; diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c index 8699947aaf6c..fef3f1ae7225 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_cm.c +++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c @@ -139,6 +139,38 @@ static void stop_ep_timer(struct iwch_ep *ep) put_ep(&ep->com); } +int iwch_l2t_send(struct t3cdev *tdev, struct sk_buff *skb, struct l2t_entry *l2e) +{ + int error = 0; + struct cxio_rdev *rdev; + + rdev = (struct cxio_rdev *)tdev->ulp; + if (cxio_fatal_error(rdev)) { + kfree_skb(skb); + return -EIO; + } + error = l2t_send(tdev, skb, l2e); + if (error) + kfree_skb(skb); + return error; +} + +int iwch_cxgb3_ofld_send(struct t3cdev *tdev, struct sk_buff *skb) +{ + int error = 0; + struct cxio_rdev *rdev; + + rdev = (struct cxio_rdev *)tdev->ulp; + if (cxio_fatal_error(rdev)) { + kfree_skb(skb); + return -EIO; + } + error = cxgb3_ofld_send(tdev, skb); + if (error) + kfree_skb(skb); + return error; +} + static void release_tid(struct t3cdev *tdev, u32 hwtid, struct sk_buff *skb) { struct cpl_tid_release *req; @@ -150,7 +182,7 @@ static void release_tid(struct t3cdev *tdev, u32 hwtid, struct sk_buff *skb) req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_TID_RELEASE, hwtid)); skb->priority = CPL_PRIORITY_SETUP; - cxgb3_ofld_send(tdev, skb); + iwch_cxgb3_ofld_send(tdev, skb); return; } @@ -172,8 +204,7 @@ int iwch_quiesce_tid(struct iwch_ep *ep) req->val = cpu_to_be64(1 << S_TCB_RX_QUIESCE); skb->priority = CPL_PRIORITY_DATA; - cxgb3_ofld_send(ep->com.tdev, skb); - return 0; + return iwch_cxgb3_ofld_send(ep->com.tdev, skb); } int iwch_resume_tid(struct iwch_ep *ep) @@ -194,8 +225,7 @@ int iwch_resume_tid(struct iwch_ep *ep) req->val = 0; skb->priority = CPL_PRIORITY_DATA; - cxgb3_ofld_send(ep->com.tdev, skb); - return 0; + return iwch_cxgb3_ofld_send(ep->com.tdev, skb); } static void set_emss(struct iwch_ep *ep, u16 opt) @@ -252,18 +282,22 @@ static void *alloc_ep(int size, gfp_t gfp) void __free_ep(struct kref *kref) { - struct iwch_ep_common *epc; - epc = container_of(kref, struct iwch_ep_common, kref); - PDBG("%s ep %p state %s\n", __func__, epc, states[state_read(epc)]); - kfree(epc); + struct iwch_ep *ep; + ep = container_of(container_of(kref, struct iwch_ep_common, kref), + struct iwch_ep, com); + PDBG("%s ep %p state %s\n", __func__, ep, states[state_read(&ep->com)]); + if (ep->com.flags & RELEASE_RESOURCES) { + cxgb3_remove_tid(ep->com.tdev, (void *)ep, ep->hwtid); + dst_release(ep->dst); + l2t_release(L2DATA(ep->com.tdev), ep->l2t); + } + kfree(ep); } static void release_ep_resources(struct iwch_ep *ep) { PDBG("%s ep %p tid %d\n", __func__, ep, ep->hwtid); - cxgb3_remove_tid(ep->com.tdev, (void *)ep, ep->hwtid); - dst_release(ep->dst); - l2t_release(L2DATA(ep->com.tdev), ep->l2t); + ep->com.flags |= RELEASE_RESOURCES; put_ep(&ep->com); } @@ -382,7 +416,7 @@ static void abort_arp_failure(struct t3cdev *dev, struct sk_buff *skb) PDBG("%s t3cdev %p\n", __func__, dev); req->cmd = CPL_ABORT_NO_RST; - cxgb3_ofld_send(dev, skb); + iwch_cxgb3_ofld_send(dev, skb); } static int send_halfclose(struct iwch_ep *ep, gfp_t gfp) @@ -402,8 +436,7 @@ static int send_halfclose(struct iwch_ep *ep, gfp_t gfp) req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_CLOSE_CON)); req->wr.wr_lo = htonl(V_WR_TID(ep->hwtid)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_CLOSE_CON_REQ, ep->hwtid)); - l2t_send(ep->com.tdev, skb, ep->l2t); - return 0; + return iwch_l2t_send(ep->com.tdev, skb, ep->l2t); } static int send_abort(struct iwch_ep *ep, struct sk_buff *skb, gfp_t gfp) @@ -424,8 +457,7 @@ static int send_abort(struct iwch_ep *ep, struct sk_buff *skb, gfp_t gfp) req->wr.wr_lo = htonl(V_WR_TID(ep->hwtid)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ABORT_REQ, ep->hwtid)); req->cmd = CPL_ABORT_SEND_RST; - l2t_send(ep->com.tdev, skb, ep->l2t); - return 0; + return iwch_l2t_send(ep->com.tdev, skb, ep->l2t); } static int send_connect(struct iwch_ep *ep) @@ -469,8 +501,7 @@ static int send_connect(struct iwch_ep *ep) req->opt0l = htonl(opt0l); req->params = 0; req->opt2 = htonl(opt2); - l2t_send(ep->com.tdev, skb, ep->l2t); - return 0; + return iwch_l2t_send(ep->com.tdev, skb, ep->l2t); } static void send_mpa_req(struct iwch_ep *ep, struct sk_buff *skb) @@ -527,7 +558,7 @@ static void send_mpa_req(struct iwch_ep *ep, struct sk_buff *skb) req->sndseq = htonl(ep->snd_seq); BUG_ON(ep->mpa_skb); ep->mpa_skb = skb; - l2t_send(ep->com.tdev, skb, ep->l2t); + iwch_l2t_send(ep->com.tdev, skb, ep->l2t); start_ep_timer(ep); state_set(&ep->com, MPA_REQ_SENT); return; @@ -578,8 +609,7 @@ static int send_mpa_reject(struct iwch_ep *ep, const void *pdata, u8 plen) req->sndseq = htonl(ep->snd_seq); BUG_ON(ep->mpa_skb); ep->mpa_skb = skb; - l2t_send(ep->com.tdev, skb, ep->l2t); - return 0; + return iwch_l2t_send(ep->com.tdev, skb, ep->l2t); } static int send_mpa_reply(struct iwch_ep *ep, const void *pdata, u8 plen) @@ -630,8 +660,7 @@ static int send_mpa_reply(struct iwch_ep *ep, const void *pdata, u8 plen) req->sndseq = htonl(ep->snd_seq); ep->mpa_skb = skb; state_set(&ep->com, MPA_REP_SENT); - l2t_send(ep->com.tdev, skb, ep->l2t); - return 0; + return iwch_l2t_send(ep->com.tdev, skb, ep->l2t); } static int act_establish(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) @@ -795,7 +824,7 @@ static int update_rx_credits(struct iwch_ep *ep, u32 credits) OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, ep->hwtid)); req->credit_dack = htonl(V_RX_CREDITS(credits) | V_RX_FORCE_ACK(1)); skb->priority = CPL_PRIORITY_ACK; - cxgb3_ofld_send(ep->com.tdev, skb); + iwch_cxgb3_ofld_send(ep->com.tdev, skb); return credits; } @@ -1127,8 +1156,8 @@ static int abort_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) * We get 2 abort replies from the HW. The first one must * be ignored except for scribbling that we need one more. */ - if (!(ep->flags & ABORT_REQ_IN_PROGRESS)) { - ep->flags |= ABORT_REQ_IN_PROGRESS; + if (!(ep->com.flags & ABORT_REQ_IN_PROGRESS)) { + ep->com.flags |= ABORT_REQ_IN_PROGRESS; return CPL_RET_BUF_DONE; } @@ -1203,8 +1232,7 @@ static int listen_start(struct iwch_listen_ep *ep) req->opt1 = htonl(V_CONN_POLICY(CPL_CONN_POLICY_ASK)); skb->priority = 1; - cxgb3_ofld_send(ep->com.tdev, skb); - return 0; + return iwch_cxgb3_ofld_send(ep->com.tdev, skb); } static int pass_open_rpl(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) @@ -1237,8 +1265,7 @@ static int listen_stop(struct iwch_listen_ep *ep) req->cpu_idx = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_CLOSE_LISTSRV_REQ, ep->stid)); skb->priority = 1; - cxgb3_ofld_send(ep->com.tdev, skb); - return 0; + return iwch_cxgb3_ofld_send(ep->com.tdev, skb); } static int close_listsrv_rpl(struct t3cdev *tdev, struct sk_buff *skb, @@ -1286,7 +1313,7 @@ static void accept_cr(struct iwch_ep *ep, __be32 peer_ip, struct sk_buff *skb) rpl->opt2 = htonl(opt2); rpl->rsvd = rpl->opt2; /* workaround for HW bug */ skb->priority = CPL_PRIORITY_SETUP; - l2t_send(ep->com.tdev, skb, ep->l2t); + iwch_l2t_send(ep->com.tdev, skb, ep->l2t); return; } @@ -1315,7 +1342,7 @@ static void reject_cr(struct t3cdev *tdev, u32 hwtid, __be32 peer_ip, rpl->opt0l_status = htonl(CPL_PASS_OPEN_REJECT); rpl->opt2 = 0; rpl->rsvd = rpl->opt2; - cxgb3_ofld_send(tdev, skb); + iwch_cxgb3_ofld_send(tdev, skb); } } @@ -1534,8 +1561,8 @@ static int peer_abort(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) * We get 2 peer aborts from the HW. The first one must * be ignored except for scribbling that we need one more. */ - if (!(ep->flags & PEER_ABORT_IN_PROGRESS)) { - ep->flags |= PEER_ABORT_IN_PROGRESS; + if (!(ep->com.flags & PEER_ABORT_IN_PROGRESS)) { + ep->com.flags |= PEER_ABORT_IN_PROGRESS; return CPL_RET_BUF_DONE; } @@ -1613,7 +1640,7 @@ static int peer_abort(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) rpl->wr.wr_lo = htonl(V_WR_TID(ep->hwtid)); OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, ep->hwtid)); rpl->cmd = CPL_ABORT_NO_RST; - cxgb3_ofld_send(ep->com.tdev, rpl_skb); + iwch_cxgb3_ofld_send(ep->com.tdev, rpl_skb); out: if (release) release_ep_resources(ep); @@ -2017,8 +2044,11 @@ int iwch_destroy_listen(struct iw_cm_id *cm_id) ep->com.rpl_done = 0; ep->com.rpl_err = 0; err = listen_stop(ep); + if (err) + goto done; wait_event(ep->com.waitq, ep->com.rpl_done); cxgb3_free_stid(ep->com.tdev, ep->stid); +done: err = ep->com.rpl_err; cm_id->rem_ref(cm_id); put_ep(&ep->com); @@ -2030,12 +2060,22 @@ int iwch_ep_disconnect(struct iwch_ep *ep, int abrupt, gfp_t gfp) int ret=0; unsigned long flags; int close = 0; + int fatal = 0; + struct t3cdev *tdev; + struct cxio_rdev *rdev; spin_lock_irqsave(&ep->com.lock, flags); PDBG("%s ep %p state %s, abrupt %d\n", __func__, ep, states[ep->com.state], abrupt); + tdev = (struct t3cdev *)ep->com.tdev; + rdev = (struct cxio_rdev *)tdev->ulp; + if (cxio_fatal_error(rdev)) { + fatal = 1; + close_complete_upcall(ep); + ep->com.state = DEAD; + } switch (ep->com.state) { case MPA_REQ_WAIT: case MPA_REQ_SENT: @@ -2075,7 +2115,11 @@ int iwch_ep_disconnect(struct iwch_ep *ep, int abrupt, gfp_t gfp) ret = send_abort(ep, NULL, gfp); else ret = send_halfclose(ep, gfp); + if (ret) + fatal = 1; } + if (fatal) + release_ep_resources(ep); return ret; } diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.h b/drivers/infiniband/hw/cxgb3/iwch_cm.h index d7c7e09f0996..43c0aea7eadc 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_cm.h +++ b/drivers/infiniband/hw/cxgb3/iwch_cm.h @@ -147,6 +147,7 @@ enum iwch_ep_state { enum iwch_ep_flags { PEER_ABORT_IN_PROGRESS = (1 << 0), ABORT_REQ_IN_PROGRESS = (1 << 1), + RELEASE_RESOURCES = (1 << 2), }; struct iwch_ep_common { @@ -161,6 +162,7 @@ struct iwch_ep_common { wait_queue_head_t waitq; int rpl_done; int rpl_err; + u32 flags; }; struct iwch_listen_ep { @@ -188,7 +190,6 @@ struct iwch_ep { u16 plen; u32 ird; u32 ord; - u32 flags; }; static inline struct iwch_ep *to_ep(struct iw_cm_id *cm_id) diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c index c758fbd58478..2f546a625330 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_qp.c +++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c @@ -751,7 +751,7 @@ int iwch_post_zb_read(struct iwch_qp *qhp) wqe->send.wrh.gen_tid_len = cpu_to_be32(V_FW_RIWR_TID(qhp->ep->hwtid)| V_FW_RIWR_LEN(flit_cnt)); skb->priority = CPL_PRIORITY_DATA; - return cxgb3_ofld_send(qhp->rhp->rdev.t3cdev_p, skb); + return iwch_cxgb3_ofld_send(qhp->rhp->rdev.t3cdev_p, skb); } /* @@ -783,7 +783,7 @@ int iwch_post_terminate(struct iwch_qp *qhp, struct respQ_msg_t *rsp_msg) V_FW_RIWR_FLAGS(T3_COMPLETION_FLAG | T3_NOTIFY_FLAG)); wqe->send.wrh.gen_tid_len = cpu_to_be32(V_FW_RIWR_TID(qhp->ep->hwtid)); skb->priority = CPL_PRIORITY_DATA; - return cxgb3_ofld_send(qhp->rhp->rdev.t3cdev_p, skb); + return iwch_cxgb3_ofld_send(qhp->rhp->rdev.t3cdev_p, skb); } /* diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 2ccb9d31771f..ae3d7590346e 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -394,8 +394,7 @@ static int mlx4_ib_mmap(struct ib_ucontext *context, struct vm_area_struct *vma) PAGE_SIZE, vma->vm_page_prot)) return -EAGAIN; } else if (vma->vm_pgoff == 1 && dev->dev->caps.bf_reg_size != 0) { - /* FIXME want pgprot_writecombine() for BlueFlame pages */ - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); if (io_remap_pfn_range(vma, vma->vm_start, to_mucontext(context)->uar.pfn + diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h index 04b12ad23390..17621de54a9f 100644 --- a/drivers/infiniband/hw/nes/nes.h +++ b/drivers/infiniband/hw/nes/nes.h @@ -289,8 +289,8 @@ static inline __le32 get_crc_value(struct nes_v4_quad *nes_quad) static inline void set_wqe_64bit_value(__le32 *wqe_words, u32 index, u64 value) { - wqe_words[index] = cpu_to_le32((u32) ((unsigned long)value)); - wqe_words[index + 1] = cpu_to_le32((u32)(upper_32_bits((unsigned long)value))); + wqe_words[index] = cpu_to_le32((u32) value); + wqe_words[index + 1] = cpu_to_le32(upper_32_bits(value)); } static inline void diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index 52425154acd4..dbd9a75474e3 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -426,6 +426,7 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb, if (type == NES_TIMER_TYPE_CLOSE) { new_send->timetosend += (HZ/10); if (cm_node->recv_entry) { + kfree(new_send); WARN_ON(1); return -EINVAL; } @@ -445,8 +446,8 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb, if (ret != NETDEV_TX_OK) { nes_debug(NES_DBG_CM, "Error sending packet %p " "(jiffies = %lu)\n", new_send, jiffies); - atomic_dec(&new_send->skb->users); new_send->timetosend = jiffies; + ret = NETDEV_TX_OK; } else { cm_packets_sent++; if (!send_retrans) { @@ -630,7 +631,6 @@ static void nes_cm_timer_tick(unsigned long pass) nes_debug(NES_DBG_CM, "rexmit failed for " "node=%p\n", cm_node); cm_packets_bounced++; - atomic_dec(&send_entry->skb->users); send_entry->retrycount--; nexttimeout = jiffies + NES_SHORT_TIME; settimer = 1; @@ -666,11 +666,6 @@ static void nes_cm_timer_tick(unsigned long pass) spin_unlock_irqrestore(&cm_node->retrans_list_lock, flags); rem_ref_cm_node(cm_node->cm_core, cm_node); - if (ret != NETDEV_TX_OK) { - nes_debug(NES_DBG_CM, "rexmit failed for cm_node=%p\n", - cm_node); - break; - } } if (settimer) { @@ -1262,7 +1257,6 @@ static int rem_ref_cm_node(struct nes_cm_core *cm_core, cm_node->nesqp = NULL; } - cm_node->freed = 1; kfree(cm_node); return 0; } @@ -1999,13 +1993,17 @@ static struct nes_cm_node *mini_cm_connect(struct nes_cm_core *cm_core, if (loopbackremotelistener == NULL) { create_event(cm_node, NES_CM_EVENT_ABORTED); } else { - atomic_inc(&cm_loopbacks); loopback_cm_info = *cm_info; loopback_cm_info.loc_port = cm_info->rem_port; loopback_cm_info.rem_port = cm_info->loc_port; loopback_cm_info.cm_id = loopbackremotelistener->cm_id; loopbackremotenode = make_cm_node(cm_core, nesvnic, &loopback_cm_info, loopbackremotelistener); + if (!loopbackremotenode) { + rem_ref_cm_node(cm_node->cm_core, cm_node); + return NULL; + } + atomic_inc(&cm_loopbacks); loopbackremotenode->loopbackpartner = cm_node; loopbackremotenode->tcp_cntxt.rcv_wscale = NES_CM_DEFAULT_RCV_WND_SCALE; @@ -2690,6 +2688,7 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) struct ib_mr *ibmr = NULL; struct ib_phys_buf ibphysbuf; struct nes_pd *nespd; + u64 tagged_offset; @@ -2755,10 +2754,11 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) ibphysbuf.addr = nesqp->ietf_frame_pbase; ibphysbuf.size = conn_param->private_data_len + sizeof(struct ietf_mpa_frame); + tagged_offset = (u64)(unsigned long)nesqp->ietf_frame; ibmr = nesibdev->ibdev.reg_phys_mr((struct ib_pd *)nespd, &ibphysbuf, 1, IB_ACCESS_LOCAL_WRITE, - (u64 *)&nesqp->ietf_frame); + &tagged_offset); if (!ibmr) { nes_debug(NES_DBG_CM, "Unable to register memory region" "for lSMM for cm_node = %p \n", @@ -2782,7 +2782,7 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) sizeof(struct ietf_mpa_frame)); set_wqe_64bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_FRAG0_LOW_IDX, - (u64)nesqp->ietf_frame); + (u64)(unsigned long)nesqp->ietf_frame); wqe->wqe_words[NES_IWARP_SQ_WQE_LENGTH0_IDX] = cpu_to_le32(conn_param->private_data_len + sizeof(struct ietf_mpa_frame)); diff --git a/drivers/infiniband/hw/nes/nes_cm.h b/drivers/infiniband/hw/nes/nes_cm.h index d5f778202eb7..80bba1892571 100644 --- a/drivers/infiniband/hw/nes/nes_cm.h +++ b/drivers/infiniband/hw/nes/nes_cm.h @@ -298,7 +298,6 @@ struct nes_cm_node { struct nes_vnic *nesvnic; int apbvt_set; int accept_pend; - int freed; struct list_head timer_entry; struct list_head reset_entry; struct nes_qp *nesqp; diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c index 52e734042b8e..d6fc9ae44062 100644 --- a/drivers/infiniband/hw/nes/nes_hw.c +++ b/drivers/infiniband/hw/nes/nes_hw.c @@ -46,6 +46,10 @@ static unsigned int nes_lro_max_aggr = NES_LRO_MAX_AGGR; module_param(nes_lro_max_aggr, uint, 0444); MODULE_PARM_DESC(nes_lro_max_aggr, "NIC LRO max packet aggregation"); +static int wide_ppm_offset; +module_param(wide_ppm_offset, int, 0644); +MODULE_PARM_DESC(wide_ppm_offset, "Increase CX4 interface clock ppm offset, 0=100ppm (default), 1=300ppm"); + static u32 crit_err_count; u32 int_mod_timer_init; u32 int_mod_cq_depth_256; @@ -546,8 +550,11 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) { msleep(1); } if (int_cnt > 1) { + u32 sds; spin_lock_irqsave(&nesadapter->phy_lock, flags); - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, 0x0000F088); + sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1); + sds |= 0x00000040; + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds); mh_detected++; reset_value = nes_read32(nesdev->regs+NES_SOFTWARE_RESET); reset_value |= 0x0000003d; @@ -736,39 +743,49 @@ static int nes_init_serdes(struct nes_device *nesdev, u8 hw_rev, u8 port_count, { int i; u32 u32temp; - u32 serdes_common_control; + u32 sds; if (hw_rev != NE020_REV) { /* init serdes 0 */ + if (wide_ppm_offset && (nesadapter->phy_type[0] == NES_PHY_TYPE_CX4)) + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL0, 0x000FFFAA); + else + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL0, 0x000000FF); - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL0, 0x000000FF); if (nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G) { - serdes_common_control = nes_read_indexed(nesdev, - NES_IDX_ETH_SERDES_COMMON_CONTROL0); - serdes_common_control |= 0x000000100; - nes_write_indexed(nesdev, - NES_IDX_ETH_SERDES_COMMON_CONTROL0, - serdes_common_control); - } else if (!OneG_Mode) { - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE0, 0x11110000); + sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0); + sds |= 0x00000100; + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, sds); } - if (((port_count > 1) && - (nesadapter->phy_type[0] != NES_PHY_TYPE_PUMA_1G)) || - ((port_count > 2) && - (nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G))) { - /* init serdes 1 */ - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000000FF); - if (nesadapter->phy_type[0] == NES_PHY_TYPE_PUMA_1G) { - serdes_common_control = nes_read_indexed(nesdev, - NES_IDX_ETH_SERDES_COMMON_CONTROL1); - serdes_common_control |= 0x000000100; - nes_write_indexed(nesdev, - NES_IDX_ETH_SERDES_COMMON_CONTROL1, - serdes_common_control); - } else if (!OneG_Mode) { - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1, 0x11110000); - } + if (!OneG_Mode) + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE0, 0x11110000); + + if (port_count < 2) + return 0; + + /* init serdes 1 */ + switch (nesadapter->phy_type[1]) { + case NES_PHY_TYPE_ARGUS: + case NES_PHY_TYPE_SFP_D: + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_EMP0, 0x00000000); + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_EMP1, 0x00000000); + break; + case NES_PHY_TYPE_CX4: + sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1); + sds &= 0xFFFFFFBF; + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds); + if (wide_ppm_offset) + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000FFFAA); + else + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000000FF); + break; + case NES_PHY_TYPE_PUMA_1G: + sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1); + sds |= 0x000000100; + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds); } + if (!OneG_Mode) + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1, 0x11110000); } else { /* init serdes 0 */ nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, 0x00000008); @@ -1259,203 +1276,162 @@ int nes_init_phy(struct nes_device *nesdev) { struct nes_adapter *nesadapter = nesdev->nesadapter; u32 counter = 0; - u32 sds_common_control0; + u32 sds; u32 mac_index = nesdev->mac_index; u32 tx_config = 0; u16 phy_data; u32 temp_phy_data = 0; u32 temp_phy_data2 = 0; - u32 i = 0; + u8 phy_type = nesadapter->phy_type[mac_index]; + u8 phy_index = nesadapter->phy_index[mac_index]; if ((nesadapter->OneG_Mode) && - (nesadapter->phy_type[mac_index] != NES_PHY_TYPE_PUMA_1G)) { + (phy_type != NES_PHY_TYPE_PUMA_1G)) { nes_debug(NES_DBG_PHY, "1G PHY, mac_index = %d.\n", mac_index); - if (nesadapter->phy_type[mac_index] == NES_PHY_TYPE_1G) { - printk(PFX "%s: Programming mdc config for 1G\n", __func__); + if (phy_type == NES_PHY_TYPE_1G) { tx_config = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONFIG); tx_config &= 0xFFFFFFE3; tx_config |= 0x04; nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, tx_config); } - nes_read_1G_phy_reg(nesdev, 1, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 1 phy address %u = 0x%X.\n", - nesadapter->phy_index[mac_index], phy_data); - nes_write_1G_phy_reg(nesdev, 23, nesadapter->phy_index[mac_index], 0xb000); + nes_read_1G_phy_reg(nesdev, 1, phy_index, &phy_data); + nes_write_1G_phy_reg(nesdev, 23, phy_index, 0xb000); /* Reset the PHY */ - nes_write_1G_phy_reg(nesdev, 0, nesadapter->phy_index[mac_index], 0x8000); + nes_write_1G_phy_reg(nesdev, 0, phy_index, 0x8000); udelay(100); counter = 0; do { - nes_read_1G_phy_reg(nesdev, 0, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0 = 0x%X.\n", phy_data); - if (counter++ > 100) break; + nes_read_1G_phy_reg(nesdev, 0, phy_index, &phy_data); + if (counter++ > 100) + break; } while (phy_data & 0x8000); /* Setting no phy loopback */ phy_data &= 0xbfff; phy_data |= 0x1140; - nes_write_1G_phy_reg(nesdev, 0, nesadapter->phy_index[mac_index], phy_data); - nes_read_1G_phy_reg(nesdev, 0, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0 = 0x%X.\n", phy_data); - - nes_read_1G_phy_reg(nesdev, 0x17, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x17 = 0x%X.\n", phy_data); - - nes_read_1G_phy_reg(nesdev, 0x1e, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x1e = 0x%X.\n", phy_data); + nes_write_1G_phy_reg(nesdev, 0, phy_index, phy_data); + nes_read_1G_phy_reg(nesdev, 0, phy_index, &phy_data); + nes_read_1G_phy_reg(nesdev, 0x17, phy_index, &phy_data); + nes_read_1G_phy_reg(nesdev, 0x1e, phy_index, &phy_data); /* Setting the interrupt mask */ - nes_read_1G_phy_reg(nesdev, 0x19, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x19 = 0x%X.\n", phy_data); - nes_write_1G_phy_reg(nesdev, 0x19, nesadapter->phy_index[mac_index], 0xffee); - - nes_read_1G_phy_reg(nesdev, 0x19, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x19 = 0x%X.\n", phy_data); + nes_read_1G_phy_reg(nesdev, 0x19, phy_index, &phy_data); + nes_write_1G_phy_reg(nesdev, 0x19, phy_index, 0xffee); + nes_read_1G_phy_reg(nesdev, 0x19, phy_index, &phy_data); /* turning on flow control */ - nes_read_1G_phy_reg(nesdev, 4, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x4 = 0x%X.\n", phy_data); - nes_write_1G_phy_reg(nesdev, 4, nesadapter->phy_index[mac_index], - (phy_data & ~(0x03E0)) | 0xc00); - /* nes_write_1G_phy_reg(nesdev, 4, nesadapter->phy_index[mac_index], - phy_data | 0xc00); */ - nes_read_1G_phy_reg(nesdev, 4, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x4 = 0x%X.\n", phy_data); - - nes_read_1G_phy_reg(nesdev, 9, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x9 = 0x%X.\n", phy_data); - /* Clear Half duplex */ - nes_write_1G_phy_reg(nesdev, 9, nesadapter->phy_index[mac_index], - phy_data & ~(0x0100)); - nes_read_1G_phy_reg(nesdev, 9, nesadapter->phy_index[mac_index], &phy_data); - nes_debug(NES_DBG_PHY, "Phy data from register 0x9 = 0x%X.\n", phy_data); - - nes_read_1G_phy_reg(nesdev, 0, nesadapter->phy_index[mac_index], &phy_data); - nes_write_1G_phy_reg(nesdev, 0, nesadapter->phy_index[mac_index], phy_data | 0x0300); - } else { - if ((nesadapter->phy_type[mac_index] == NES_PHY_TYPE_IRIS) || - (nesadapter->phy_type[mac_index] == NES_PHY_TYPE_ARGUS)) { - /* setup 10G MDIO operation */ - tx_config = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONFIG); - tx_config &= 0xFFFFFFE3; - tx_config |= 0x15; - nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, tx_config); - } - if ((nesadapter->phy_type[mac_index] == NES_PHY_TYPE_ARGUS)) { - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0xd7ee); + nes_read_1G_phy_reg(nesdev, 4, phy_index, &phy_data); + nes_write_1G_phy_reg(nesdev, 4, phy_index, (phy_data & ~(0x03E0)) | 0xc00); + nes_read_1G_phy_reg(nesdev, 4, phy_index, &phy_data); - temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); - mdelay(10); - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0xd7ee); - temp_phy_data2 = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + /* Clear Half duplex */ + nes_read_1G_phy_reg(nesdev, 9, phy_index, &phy_data); + nes_write_1G_phy_reg(nesdev, 9, phy_index, phy_data & ~(0x0100)); + nes_read_1G_phy_reg(nesdev, 9, phy_index, &phy_data); - /* - * if firmware is already running (like from a - * driver un-load/load, don't do anything. - */ - if (temp_phy_data == temp_phy_data2) { - /* configure QT2505 AMCC PHY */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0x0000, 0x8000); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc300, 0x0000); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc302, 0x0044); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc318, 0x0052); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc319, 0x0008); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc31a, 0x0098); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0026, 0x0E00); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0027, 0x0001); - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0x0028, 0xA528); + nes_read_1G_phy_reg(nesdev, 0, phy_index, &phy_data); + nes_write_1G_phy_reg(nesdev, 0, phy_index, phy_data | 0x0300); - /* - * remove micro from reset; chip boots from ROM, - * uploads EEPROM f/w image, uC executes f/w - */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc300, 0x0002); + return 0; + } - /* - * wait for heart beat to start to - * know loading is done - */ - counter = 0; - do { - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0xd7ee); - temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); - if (counter++ > 1000) { - nes_debug(NES_DBG_PHY, "AMCC PHY- breaking from heartbeat check <this is bad!!!> \n"); - break; - } - mdelay(100); - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0xd7ee); - temp_phy_data2 = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); - } while ((temp_phy_data2 == temp_phy_data)); + if ((phy_type == NES_PHY_TYPE_IRIS) || + (phy_type == NES_PHY_TYPE_ARGUS) || + (phy_type == NES_PHY_TYPE_SFP_D)) { + /* setup 10G MDIO operation */ + tx_config = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONFIG); + tx_config &= 0xFFFFFFE3; + tx_config |= 0x15; + nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, tx_config); + } + if ((phy_type == NES_PHY_TYPE_ARGUS) || + (phy_type == NES_PHY_TYPE_SFP_D)) { + /* Check firmware heartbeat */ + nes_read_10G_phy_reg(nesdev, phy_index, 0x3, 0xd7ee); + temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + udelay(1500); + nes_read_10G_phy_reg(nesdev, phy_index, 0x3, 0xd7ee); + temp_phy_data2 = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + + if (temp_phy_data != temp_phy_data2) + return 0; - /* - * wait for tracking to start to know - * f/w is good to go - */ - counter = 0; - do { - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x3, 0xd7fd); - temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); - if (counter++ > 1000) { - nes_debug(NES_DBG_PHY, "AMCC PHY- breaking from status check <this is bad!!!> \n"); - break; - } - mdelay(1000); - /* - * nes_debug(NES_DBG_PHY, "AMCC PHY- phy_status not ready yet = 0x%02X\n", - * temp_phy_data); - */ - } while (((temp_phy_data & 0xff) != 0x50) && ((temp_phy_data & 0xff) != 0x70)); - - /* set LOS Control invert RXLOSB_I_PADINV */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xd003, 0x0000); - /* set LOS Control to mask of RXLOSB_I */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xc314, 0x0042); - /* set LED1 to input mode (LED1 and LED2 share same LED) */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xd006, 0x0007); - /* set LED2 to RX link_status and activity */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xd007, 0x000A); - /* set LED3 to RX link_status */ - nes_write_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 0x1, 0xd008, 0x0009); + /* no heartbeat, configure the PHY */ + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0x0000, 0x8000); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc300, 0x0000); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc316, 0x000A); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc318, 0x0052); + if (phy_type == NES_PHY_TYPE_ARGUS) { + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc302, 0x000C); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc319, 0x0008); + } else { + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc302, 0x0004); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc319, 0x0038); + } + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc31a, 0x0098); + nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0026, 0x0E00); + nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0001); - /* - * reset the res-calibration on t2 - * serdes; ensures it is stable after - * the amcc phy is stable - */ + /* setup LEDs */ + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xd006, 0x0007); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xd007, 0x000A); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xd008, 0x0009); - sds_common_control0 = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0); - sds_common_control0 |= 0x1; - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, sds_common_control0); + nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0028, 0xA528); - /* release the res-calibration reset */ - sds_common_control0 &= 0xfffffffe; - nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, sds_common_control0); + /* Bring PHY out of reset */ + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc300, 0x0002); - i = 0; - while (((nes_read32(nesdev->regs + NES_SOFTWARE_RESET) & 0x00000040) != 0x00000040) - && (i++ < 5000)) { - /* mdelay(1); */ - } + /* Check for heartbeat */ + counter = 0; + mdelay(690); + nes_read_10G_phy_reg(nesdev, phy_index, 0x3, 0xd7ee); + temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + do { + if (counter++ > 150) { + nes_debug(NES_DBG_PHY, "No PHY heartbeat\n"); + break; + } + mdelay(1); + nes_read_10G_phy_reg(nesdev, phy_index, 0x3, 0xd7ee); + temp_phy_data2 = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + } while ((temp_phy_data2 == temp_phy_data)); - /* - * wait for link train done before moving on, - * or will get an interupt storm - */ - counter = 0; - do { - temp_phy_data = nes_read_indexed(nesdev, NES_IDX_PHY_PCS_CONTROL_STATUS0 + - (0x200 * (nesdev->mac_index & 1))); - if (counter++ > 1000) { - nes_debug(NES_DBG_PHY, "AMCC PHY- breaking from link train wait <this is bad, link didnt train!!!>\n"); - break; - } - mdelay(1); - } while (((temp_phy_data & 0x0f1f0000) != 0x0f0f0000)); + /* wait for tracking */ + counter = 0; + do { + nes_read_10G_phy_reg(nesdev, phy_index, 0x3, 0xd7fd); + temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + if (counter++ > 300) { + nes_debug(NES_DBG_PHY, "PHY did not track\n"); + break; } - } + mdelay(10); + } while (((temp_phy_data & 0xff) != 0x50) && ((temp_phy_data & 0xff) != 0x70)); + + /* setup signal integrity */ + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xd003, 0x0000); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xF00D, 0x00FE); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xF00E, 0x0032); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xF00F, 0x0002); + nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc314, 0x0063); + + /* reset serdes */ + sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0 + + mac_index * 0x200); + sds |= 0x1; + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0 + + mac_index * 0x200, sds); + sds &= 0xfffffffe; + nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0 + + mac_index * 0x200, sds); + + counter = 0; + while (((nes_read32(nesdev->regs + NES_SOFTWARE_RESET) & 0x00000040) != 0x00000040) + && (counter++ < 5000)) + ; } return 0; } @@ -2359,6 +2335,7 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) u16 temp_phy_data; u32 pcs_val = 0x0f0f0000; u32 pcs_mask = 0x0f1f0000; + u32 cdr_ctrl; spin_lock_irqsave(&nesadapter->phy_lock, flags); if (nesadapter->mac_sw_state[mac_number] != NES_MAC_SW_IDLE) { @@ -2473,6 +2450,7 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) break; case NES_PHY_TYPE_ARGUS: + case NES_PHY_TYPE_SFP_D: /* clear the alarms */ nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 4, 0x0008); nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 4, 0xc001); @@ -2483,19 +2461,18 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 1, 0x9004); nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 1, 0x9005); /* check link status */ - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 1, 1); + nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 1, 0x9003); temp_phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); - u32temp = 100; - do { - nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 1, 1); - phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); - if ((phy_data == temp_phy_data) || (!(--u32temp))) - break; - temp_phy_data = phy_data; - } while (1); + nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 3, 0x0021); + nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + nes_read_10G_phy_reg(nesdev, nesadapter->phy_index[mac_index], 3, 0x0021); + phy_data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); + + phy_data = (!temp_phy_data && (phy_data == 0x8000)) ? 0x4 : 0x0; + nes_debug(NES_DBG_PHY, "%s: Phy data = 0x%04X, link was %s.\n", - __func__, phy_data, nesadapter->mac_link_down ? "DOWN" : "UP"); + __func__, phy_data, nesadapter->mac_link_down[mac_index] ? "DOWN" : "UP"); break; case NES_PHY_TYPE_PUMA_1G: @@ -2511,6 +2488,17 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) } if (phy_data & 0x0004) { + if (wide_ppm_offset && + (nesadapter->phy_type[mac_index] == NES_PHY_TYPE_CX4) && + (nesadapter->hw_rev != NE020_REV)) { + cdr_ctrl = nes_read_indexed(nesdev, + NES_IDX_ETH_SERDES_CDR_CONTROL0 + + mac_index * 0x200); + nes_write_indexed(nesdev, + NES_IDX_ETH_SERDES_CDR_CONTROL0 + + mac_index * 0x200, + cdr_ctrl | 0x000F0000); + } nesadapter->mac_link_down[mac_index] = 0; list_for_each_entry(nesvnic, &nesadapter->nesvnic_list[mac_index], list) { nes_debug(NES_DBG_PHY, "The Link is UP!!. linkup was %d\n", @@ -2525,6 +2513,17 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) } } } else { + if (wide_ppm_offset && + (nesadapter->phy_type[mac_index] == NES_PHY_TYPE_CX4) && + (nesadapter->hw_rev != NE020_REV)) { + cdr_ctrl = nes_read_indexed(nesdev, + NES_IDX_ETH_SERDES_CDR_CONTROL0 + + mac_index * 0x200); + nes_write_indexed(nesdev, + NES_IDX_ETH_SERDES_CDR_CONTROL0 + + mac_index * 0x200, + cdr_ctrl & 0xFFF0FFFF); + } nesadapter->mac_link_down[mac_index] = 1; list_for_each_entry(nesvnic, &nesadapter->nesvnic_list[mac_index], list) { nes_debug(NES_DBG_PHY, "The Link is Down!!. linkup was %d\n", diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h index f41a8710d2a8..c3654c6383fe 100644 --- a/drivers/infiniband/hw/nes/nes_hw.h +++ b/drivers/infiniband/hw/nes/nes_hw.h @@ -35,12 +35,14 @@ #include <linux/inet_lro.h> +#define NES_PHY_TYPE_CX4 1 #define NES_PHY_TYPE_1G 2 #define NES_PHY_TYPE_IRIS 3 #define NES_PHY_TYPE_ARGUS 4 #define NES_PHY_TYPE_PUMA_1G 5 #define NES_PHY_TYPE_PUMA_10G 6 #define NES_PHY_TYPE_GLADIUS 7 +#define NES_PHY_TYPE_SFP_D 8 #define NES_MULTICAST_PF_MAX 8 diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c index ecb1f6fd6276..c6e6611d3016 100644 --- a/drivers/infiniband/hw/nes/nes_nic.c +++ b/drivers/infiniband/hw/nes/nes_nic.c @@ -1426,49 +1426,55 @@ static int nes_netdev_get_settings(struct net_device *netdev, struct ethtool_cmd struct nes_vnic *nesvnic = netdev_priv(netdev); struct nes_device *nesdev = nesvnic->nesdev; struct nes_adapter *nesadapter = nesdev->nesadapter; + u32 mac_index = nesdev->mac_index; + u8 phy_type = nesadapter->phy_type[mac_index]; + u8 phy_index = nesadapter->phy_index[mac_index]; u16 phy_data; et_cmd->duplex = DUPLEX_FULL; et_cmd->port = PORT_MII; + et_cmd->maxtxpkt = 511; + et_cmd->maxrxpkt = 511; if (nesadapter->OneG_Mode) { et_cmd->speed = SPEED_1000; - if (nesadapter->phy_type[nesdev->mac_index] == NES_PHY_TYPE_PUMA_1G) { + if (phy_type == NES_PHY_TYPE_PUMA_1G) { et_cmd->supported = SUPPORTED_1000baseT_Full; et_cmd->advertising = ADVERTISED_1000baseT_Full; et_cmd->autoneg = AUTONEG_DISABLE; et_cmd->transceiver = XCVR_INTERNAL; - et_cmd->phy_address = nesdev->mac_index; + et_cmd->phy_address = mac_index; } else { - et_cmd->supported = SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg; - et_cmd->advertising = ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg; - nes_read_1G_phy_reg(nesdev, 0, nesadapter->phy_index[nesdev->mac_index], &phy_data); + et_cmd->supported = SUPPORTED_1000baseT_Full + | SUPPORTED_Autoneg; + et_cmd->advertising = ADVERTISED_1000baseT_Full + | ADVERTISED_Autoneg; + nes_read_1G_phy_reg(nesdev, 0, phy_index, &phy_data); if (phy_data & 0x1000) et_cmd->autoneg = AUTONEG_ENABLE; else et_cmd->autoneg = AUTONEG_DISABLE; et_cmd->transceiver = XCVR_EXTERNAL; - et_cmd->phy_address = nesadapter->phy_index[nesdev->mac_index]; + et_cmd->phy_address = phy_index; } + return 0; + } + if ((phy_type == NES_PHY_TYPE_IRIS) || + (phy_type == NES_PHY_TYPE_ARGUS) || + (phy_type == NES_PHY_TYPE_SFP_D)) { + et_cmd->transceiver = XCVR_EXTERNAL; + et_cmd->port = PORT_FIBRE; + et_cmd->supported = SUPPORTED_FIBRE; + et_cmd->advertising = ADVERTISED_FIBRE; + et_cmd->phy_address = phy_index; } else { - if ((nesadapter->phy_type[nesdev->mac_index] == NES_PHY_TYPE_IRIS) || - (nesadapter->phy_type[nesdev->mac_index] == NES_PHY_TYPE_ARGUS)) { - et_cmd->transceiver = XCVR_EXTERNAL; - et_cmd->port = PORT_FIBRE; - et_cmd->supported = SUPPORTED_FIBRE; - et_cmd->advertising = ADVERTISED_FIBRE; - et_cmd->phy_address = nesadapter->phy_index[nesdev->mac_index]; - } else { - et_cmd->transceiver = XCVR_INTERNAL; - et_cmd->supported = SUPPORTED_10000baseT_Full; - et_cmd->advertising = ADVERTISED_10000baseT_Full; - et_cmd->phy_address = nesdev->mac_index; - } - et_cmd->speed = SPEED_10000; - et_cmd->autoneg = AUTONEG_DISABLE; + et_cmd->transceiver = XCVR_INTERNAL; + et_cmd->supported = SUPPORTED_10000baseT_Full; + et_cmd->advertising = ADVERTISED_10000baseT_Full; + et_cmd->phy_address = mac_index; } - et_cmd->maxtxpkt = 511; - et_cmd->maxrxpkt = 511; + et_cmd->speed = SPEED_10000; + et_cmd->autoneg = AUTONEG_DISABLE; return 0; } diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c index 5a76a5510350..4c57f329dd50 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c @@ -70,12 +70,14 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey) */ if (ppriv->pkey == pkey) { result = -ENOTUNIQ; + priv = NULL; goto err; } list_for_each_entry(priv, &ppriv->child_intfs, list) { if (priv->pkey == pkey) { result = -ENOTUNIQ; + priv = NULL; goto err; } } @@ -96,7 +98,7 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey) result = ipoib_set_dev_features(priv, ppriv->ca); if (result) - goto device_init_failed; + goto err; priv->pkey = pkey; @@ -109,7 +111,7 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey) ipoib_warn(ppriv, "failed to initialize subinterface: " "device %s, port %d", ppriv->ca->name, ppriv->port); - goto device_init_failed; + goto err; } result = register_netdevice(priv->dev); @@ -146,19 +148,19 @@ sysfs_failed: register_failed: ipoib_dev_cleanup(priv->dev); -device_init_failed: - free_netdev(priv->dev); - err: mutex_unlock(&ppriv->vlan_mutex); rtnl_unlock(); + if (priv) + free_netdev(priv->dev); + return result; } int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey) { struct ipoib_dev_priv *ppriv, *priv, *tpriv; - int ret = -ENOENT; + struct net_device *dev = NULL; if (!capable(CAP_NET_ADMIN)) return -EPERM; @@ -172,14 +174,17 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey) unregister_netdevice(priv->dev); ipoib_dev_cleanup(priv->dev); list_del(&priv->list); - free_netdev(priv->dev); - - ret = 0; + dev = priv->dev; break; } } mutex_unlock(&ppriv->vlan_mutex); rtnl_unlock(); - return ret; + if (dev) { + free_netdev(dev); + return 0; + } + + return -ENODEV; } diff --git a/drivers/input/input.c b/drivers/input/input.c index ec3db3ade118..d44065d2e662 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -132,6 +132,11 @@ static void input_start_autorepeat(struct input_dev *dev, int code) } } +static void input_stop_autorepeat(struct input_dev *dev) +{ + del_timer(&dev->timer); +} + #define INPUT_IGNORE_EVENT 0 #define INPUT_PASS_TO_HANDLERS 1 #define INPUT_PASS_TO_DEVICE 2 @@ -167,6 +172,8 @@ static void input_handle_event(struct input_dev *dev, __change_bit(code, dev->key); if (value) input_start_autorepeat(dev, code); + else + input_stop_autorepeat(dev); } disposition = INPUT_PASS_TO_HANDLERS; @@ -737,11 +744,11 @@ static inline void input_wakeup_procfs_readers(void) static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait) { - int state = input_devices_state; - poll_wait(file, &input_devices_poll_wait, wait); - if (state != input_devices_state) + if (file->f_version != input_devices_state) { + file->f_version = input_devices_state; return POLLIN | POLLRDNORM; + } return 0; } diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index 45470f18d7e9..f999dc60c3b8 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -229,7 +229,8 @@ struct atkbd { /* * System-specific ketymap fixup routine */ -static void (*atkbd_platform_fixup)(struct atkbd *); +static void (*atkbd_platform_fixup)(struct atkbd *, const void *data); +static void *atkbd_platform_fixup_data; static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf, ssize_t (*handler)(struct atkbd *, char *)); @@ -834,87 +835,64 @@ static void atkbd_disconnect(struct serio *serio) } /* - * Most special keys (Fn+F?) on Dell laptops do not generate release - * events so we have to do it ourselves. + * generate release events for the keycodes given in data */ -static void atkbd_dell_laptop_keymap_fixup(struct atkbd *atkbd) +static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd, + const void *data) { - static const unsigned int forced_release_keys[] = { - 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, - }; - int i; + const unsigned int *keys = data; + unsigned int i; if (atkbd->set == 2) - for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++) - __set_bit(forced_release_keys[i], - atkbd->force_release_mask); + for (i = 0; keys[i] != -1U; i++) + __set_bit(keys[i], atkbd->force_release_mask); } /* + * Most special keys (Fn+F?) on Dell laptops do not generate release + * events so we have to do it ourselves. + */ +static unsigned int atkbd_dell_laptop_forced_release_keys[] = { + 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U +}; + +/* * Perform fixup for HP system that doesn't generate release * for its video switch */ -static void atkbd_hp_keymap_fixup(struct atkbd *atkbd) -{ - static const unsigned int forced_release_keys[] = { - 0x94, - }; - int i; - - if (atkbd->set == 2) - for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++) - __set_bit(forced_release_keys[i], - atkbd->force_release_mask); -} +static unsigned int atkbd_hp_forced_release_keys[] = { + 0x94, -1U +}; /* * Inventec system with broken key release on volume keys */ -static void atkbd_inventec_keymap_fixup(struct atkbd *atkbd) -{ - const unsigned int forced_release_keys[] = { - 0xae, 0xb0, - }; - int i; - - if (atkbd->set == 2) - for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++) - __set_bit(forced_release_keys[i], - atkbd->force_release_mask); -} +static unsigned int atkbd_inventec_forced_release_keys[] = { + 0xae, 0xb0, -1U +}; /* * Perform fixup for HP Pavilion ZV6100 laptop that doesn't generate release * for its volume buttons */ -static void atkbd_hp_zv6100_keymap_fixup(struct atkbd *atkbd) -{ - const unsigned int forced_release_keys[] = { - 0xae, 0xb0, - }; - int i; - - if (atkbd->set == 2) - for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++) - __set_bit(forced_release_keys[i], - atkbd->force_release_mask); -} +static unsigned int atkbd_hp_zv6100_forced_release_keys[] = { + 0xae, 0xb0, -1U +}; /* * Samsung NC10 with Fn+F? key release not working */ -static void atkbd_samsung_keymap_fixup(struct atkbd *atkbd) -{ - const unsigned int forced_release_keys[] = { - 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, - }; - int i; +static unsigned int atkbd_samsung_forced_release_keys[] = { + 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U +}; - if (atkbd->set == 2) - for (i = 0; i < ARRAY_SIZE(forced_release_keys); i++) - __set_bit(forced_release_keys[i], - atkbd->force_release_mask); -} +/* + * The volume up and volume down special keys on a Fujitsu Amilo PA 1510 laptop + * do not generate release events so we have to do it ourselves. + */ +static unsigned int atkbd_amilo_pa1510_forced_release_keys[] = { + 0xb0, 0xae, -1U +}; /* * atkbd_set_keycode_table() initializes keyboard's keycode table @@ -967,7 +945,7 @@ static void atkbd_set_keycode_table(struct atkbd *atkbd) * Perform additional fixups */ if (atkbd_platform_fixup) - atkbd_platform_fixup(atkbd); + atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data); } /* @@ -1492,9 +1470,11 @@ static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf) return sprintf(buf, "%lu\n", atkbd->err_count); } -static int __init atkbd_setup_fixup(const struct dmi_system_id *id) +static int __init atkbd_setup_forced_release(const struct dmi_system_id *id) { - atkbd_platform_fixup = id->driver_data; + atkbd_platform_fixup = atkbd_apply_forced_release_keylist; + atkbd_platform_fixup_data = id->driver_data; + return 0; } @@ -1505,8 +1485,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ }, - .callback = atkbd_setup_fixup, - .driver_data = atkbd_dell_laptop_keymap_fixup, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_dell_laptop_forced_release_keys, }, { .ident = "Dell Laptop", @@ -1514,8 +1494,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ }, - .callback = atkbd_setup_fixup, - .driver_data = atkbd_dell_laptop_keymap_fixup, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_dell_laptop_forced_release_keys, }, { .ident = "HP 2133", @@ -1523,8 +1503,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"), }, - .callback = atkbd_setup_fixup, - .driver_data = atkbd_hp_keymap_fixup, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_hp_forced_release_keys, }, { .ident = "HP Pavilion ZV6100", @@ -1532,8 +1512,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"), }, - .callback = atkbd_setup_fixup, - .driver_data = atkbd_hp_zv6100_keymap_fixup, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_hp_zv6100_forced_release_keys, }, { .ident = "Inventec Symphony", @@ -1541,8 +1521,8 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"), DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"), }, - .callback = atkbd_setup_fixup, - .driver_data = atkbd_inventec_keymap_fixup, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_inventec_forced_release_keys, }, { .ident = "Samsung NC10", @@ -1550,8 +1530,17 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), DMI_MATCH(DMI_PRODUCT_NAME, "NC10"), }, - .callback = atkbd_setup_fixup, - .driver_data = atkbd_samsung_keymap_fixup, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_samsung_forced_release_keys, + }, + { + .ident = "Fujitsu Amilo PA 1510", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"), + }, + .callback = atkbd_setup_forced_release, + .driver_data = atkbd_amilo_pa1510_forced_release_keys, }, { } }; diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c index ee855c5202e8..e94b7d735aca 100644 --- a/drivers/input/keyboard/bf54x-keys.c +++ b/drivers/input/keyboard/bf54x-keys.c @@ -211,8 +211,8 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev) if (!pdata->debounce_time || pdata->debounce_time > MAX_MULT || !pdata->coldrive_time || pdata->coldrive_time > MAX_MULT) { - printk(KERN_ERR DRV_NAME - ": Invalid Debounce/Columdrive Time from pdata\n"); + printk(KERN_WARNING DRV_NAME + ": Invalid Debounce/Columndrive Time in platform data\n"); bfin_write_KPAD_MSEL(0xFF0); /* Default MSEL */ } else { bfin_write_KPAD_MSEL( diff --git a/drivers/input/keyboard/hilkbd.c b/drivers/input/keyboard/hilkbd.c index aacf71f3cd44..e9d639ec283d 100644 --- a/drivers/input/keyboard/hilkbd.c +++ b/drivers/input/keyboard/hilkbd.c @@ -198,45 +198,28 @@ static void hil_do(unsigned char cmd, unsigned char *data, unsigned int len) } -/* initialise HIL */ -static int __init -hil_keyb_init(void) +/* initialize HIL */ +static int __devinit hil_keyb_init(void) { unsigned char c; unsigned int i, kbid; wait_queue_head_t hil_wait; int err; - if (hil_dev.dev) { + if (hil_dev.dev) return -ENODEV; /* already initialized */ - } + init_waitqueue_head(&hil_wait); spin_lock_init(&hil_dev.lock); + hil_dev.dev = input_allocate_device(); if (!hil_dev.dev) return -ENOMEM; -#if defined(CONFIG_HP300) - if (!MACH_IS_HP300) { - err = -ENODEV; - goto err1; - } - if (!hwreg_present((void *)(HILBASE + HIL_DATA))) { - printk(KERN_ERR "HIL: hardware register was not found\n"); - err = -ENODEV; - goto err1; - } - if (!request_region(HILBASE + HIL_DATA, 2, "hil")) { - printk(KERN_ERR "HIL: IOPORT region already used\n"); - err = -EIO; - goto err1; - } -#endif - err = request_irq(HIL_IRQ, hil_interrupt, 0, "hil", hil_dev.dev_id); if (err) { printk(KERN_ERR "HIL: Can't get IRQ\n"); - goto err2; + goto err1; } /* Turn on interrupts */ @@ -246,11 +229,9 @@ hil_keyb_init(void) hil_dev.valid = 0; /* clear any pending data */ hil_do(HIL_READKBDSADR, NULL, 0); - init_waitqueue_head(&hil_wait); - wait_event_interruptible_timeout(hil_wait, hil_dev.valid, 3*HZ); - if (!hil_dev.valid) { + wait_event_interruptible_timeout(hil_wait, hil_dev.valid, 3 * HZ); + if (!hil_dev.valid) printk(KERN_WARNING "HIL: timed out, assuming no keyboard present\n"); - } c = hil_dev.c; hil_dev.valid = 0; @@ -268,7 +249,7 @@ hil_keyb_init(void) for (i = 0; i < HIL_KEYCODES_SET1_TBLSIZE; i++) if (hphilkeyb_keycode[i] != KEY_RESERVED) - set_bit(hphilkeyb_keycode[i], hil_dev.dev->keybit); + __set_bit(hphilkeyb_keycode[i], hil_dev.dev->keybit); hil_dev.dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); hil_dev.dev->ledbit[0] = BIT_MASK(LED_NUML) | BIT_MASK(LED_CAPSL) | @@ -287,34 +268,45 @@ hil_keyb_init(void) err = input_register_device(hil_dev.dev); if (err) { printk(KERN_ERR "HIL: Can't register device\n"); - goto err3; + goto err2; } + printk(KERN_INFO "input: %s, ID %d at 0x%08lx (irq %d) found and attached\n", hil_dev.dev->name, kbid, HILBASE, HIL_IRQ); return 0; -err3: +err2: hil_do(HIL_INTOFF, NULL, 0); - disable_irq(HIL_IRQ); free_irq(HIL_IRQ, hil_dev.dev_id); -err2: -#if defined(CONFIG_HP300) - release_region(HILBASE + HIL_DATA, 2); err1: -#endif input_free_device(hil_dev.dev); hil_dev.dev = NULL; return err; } +static void __devexit hil_keyb_exit(void) +{ + if (HIL_IRQ) + free_irq(HIL_IRQ, hil_dev.dev_id); + + /* Turn off interrupts */ + hil_do(HIL_INTOFF, NULL, 0); + + input_unregister_device(hil_dev.dev); + hil_dev.dev = NULL; +} #if defined(CONFIG_PARISC) -static int __init -hil_init_chip(struct parisc_device *dev) +static int __devinit hil_probe_chip(struct parisc_device *dev) { + /* Only allow one HIL keyboard */ + if (hil_dev.dev) + return -ENODEV; + if (!dev->irq) { - printk(KERN_WARNING "HIL: IRQ not found for HIL bus at 0x%08lx\n", dev->hpa.start); + printk(KERN_WARNING "HIL: IRQ not found for HIL bus at 0x%p\n", + (void *)dev->hpa.start); return -ENODEV; } @@ -327,51 +319,79 @@ hil_init_chip(struct parisc_device *dev) return hil_keyb_init(); } +static int __devexit hil_remove_chip(struct parisc_device *dev) +{ + hil_keyb_exit(); + + return 0; +} + static struct parisc_device_id hil_tbl[] = { { HPHW_FIO, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x00073 }, { 0, } }; +#if 0 +/* Disabled to avoid conflicts with the HP SDC HIL drivers */ MODULE_DEVICE_TABLE(parisc, hil_tbl); +#endif static struct parisc_driver hil_driver = { - .name = "hil", - .id_table = hil_tbl, - .probe = hil_init_chip, + .name = "hil", + .id_table = hil_tbl, + .probe = hil_probe_chip, + .remove = __devexit_p(hil_remove_chip), }; -#endif /* CONFIG_PARISC */ - static int __init hil_init(void) { -#if defined(CONFIG_PARISC) return register_parisc_driver(&hil_driver); -#else - return hil_keyb_init(); -#endif } - static void __exit hil_exit(void) { - if (HIL_IRQ) { - disable_irq(HIL_IRQ); - free_irq(HIL_IRQ, hil_dev.dev_id); + unregister_parisc_driver(&hil_driver); +} + +#else /* !CONFIG_PARISC */ + +static int __init hil_init(void) +{ + int error; + + /* Only allow one HIL keyboard */ + if (hil_dev.dev) + return -EBUSY; + + if (!MACH_IS_HP300) + return -ENODEV; + + if (!hwreg_present((void *)(HILBASE + HIL_DATA))) { + printk(KERN_ERR "HIL: hardware register was not found\n"); + return -ENODEV; } - /* Turn off interrupts */ - hil_do(HIL_INTOFF, NULL, 0); + if (!request_region(HILBASE + HIL_DATA, 2, "hil")) { + printk(KERN_ERR "HIL: IOPORT region already used\n"); + return -EIO; + } - input_unregister_device(hil_dev.dev); + error = hil_keyb_init(); + if (error) { + release_region(HILBASE + HIL_DATA, 2); + return error; + } - hil_dev.dev = NULL; + return 0; +} -#if defined(CONFIG_PARISC) - unregister_parisc_driver(&hil_driver); -#else - release_region(HILBASE+HIL_DATA, 2); -#endif +static void __exit hil_exit(void) +{ + hil_keyb_exit(); + release_region(HILBASE + HIL_DATA, 2); } +#endif /* CONFIG_PARISC */ + module_init(hil_init); module_exit(hil_exit); diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index 67e5553f699a..203abac1e23e 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -227,4 +227,27 @@ config INPUT_PCF50633_PMU Say Y to include support for delivering PMU events via input layer on NXP PCF50633. +config INPUT_GPIO_ROTARY_ENCODER + tristate "Rotary encoders connected to GPIO pins" + depends on GPIOLIB && GENERIC_GPIO + help + Say Y here to add support for rotary encoders connected to GPIO lines. + Check file:Documentation/incput/rotary_encoder.txt for more + information. + + To compile this driver as a module, choose M here: the + module will be called rotary_encoder. + +config INPUT_RB532_BUTTON + tristate "Mikrotik Routerboard 532 button interface" + depends on MIKROTIK_RB532 + depends on GPIOLIB && GENERIC_GPIO + select INPUT_POLLDEV + help + Say Y here if you want support for the S1 button built into + Mikrotik's Routerboard 532. + + To compile this driver as a module, choose M here: the + module will be called rb532_button. + endif diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index bb62e6efacf3..eb3f407baedf 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -4,21 +4,23 @@ # Each configuration option enables a list of files. -obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o -obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o -obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o -obj-$(CONFIG_INPUT_IXP4XX_BEEPER) += ixp4xx-beeper.o -obj-$(CONFIG_INPUT_COBALT_BTNS) += cobalt_btns.o -obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o -obj-$(CONFIG_INPUT_ATLAS_BTNS) += atlas_btns.o +obj-$(CONFIG_INPUT_APANEL) += apanel.o obj-$(CONFIG_INPUT_ATI_REMOTE) += ati_remote.o obj-$(CONFIG_INPUT_ATI_REMOTE2) += ati_remote2.o -obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o -obj-$(CONFIG_INPUT_POWERMATE) += powermate.o -obj-$(CONFIG_INPUT_YEALINK) += yealink.o +obj-$(CONFIG_INPUT_ATLAS_BTNS) += atlas_btns.o obj-$(CONFIG_INPUT_CM109) += cm109.o +obj-$(CONFIG_INPUT_COBALT_BTNS) += cobalt_btns.o obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o -obj-$(CONFIG_INPUT_UINPUT) += uinput.o -obj-$(CONFIG_INPUT_APANEL) += apanel.o -obj-$(CONFIG_INPUT_SGI_BTNS) += sgi_btns.o +obj-$(CONFIG_INPUT_IXP4XX_BEEPER) += ixp4xx-beeper.o +obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o +obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o obj-$(CONFIG_INPUT_PCF50633_PMU) += pcf50633-input.o +obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o +obj-$(CONFIG_INPUT_POWERMATE) += powermate.o +obj-$(CONFIG_INPUT_RB532_BUTTON) += rb532_button.o +obj-$(CONFIG_INPUT_GPIO_ROTARY_ENCODER) += rotary_encoder.o +obj-$(CONFIG_INPUT_SGI_BTNS) += sgi_btns.o +obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o +obj-$(CONFIG_INPUT_UINPUT) += uinput.o +obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o +obj-$(CONFIG_INPUT_YEALINK) += yealink.o diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c index 3c9988dc0e9f..922c05141585 100644 --- a/drivers/input/misc/ati_remote2.c +++ b/drivers/input/misc/ati_remote2.c @@ -31,12 +31,73 @@ MODULE_LICENSE("GPL"); * newly configured "channel". */ -static unsigned int channel_mask = 0xFFFF; -module_param(channel_mask, uint, 0644); +enum { + ATI_REMOTE2_MAX_CHANNEL_MASK = 0xFFFF, + ATI_REMOTE2_MAX_MODE_MASK = 0x1F, +}; + +static int ati_remote2_set_mask(const char *val, + struct kernel_param *kp, unsigned int max) +{ + unsigned long mask; + int ret; + + if (!val) + return -EINVAL; + + ret = strict_strtoul(val, 0, &mask); + if (ret) + return ret; + + if (mask & ~max) + return -EINVAL; + + *(unsigned int *)kp->arg = mask; + + return 0; +} + +static int ati_remote2_set_channel_mask(const char *val, + struct kernel_param *kp) +{ + pr_debug("%s()\n", __func__); + + return ati_remote2_set_mask(val, kp, ATI_REMOTE2_MAX_CHANNEL_MASK); +} + +static int ati_remote2_get_channel_mask(char *buffer, struct kernel_param *kp) +{ + pr_debug("%s()\n", __func__); + + return sprintf(buffer, "0x%04x", *(unsigned int *)kp->arg); +} + +static int ati_remote2_set_mode_mask(const char *val, struct kernel_param *kp) +{ + pr_debug("%s()\n", __func__); + + return ati_remote2_set_mask(val, kp, ATI_REMOTE2_MAX_MODE_MASK); +} + +static int ati_remote2_get_mode_mask(char *buffer, struct kernel_param *kp) +{ + pr_debug("%s()\n", __func__); + + return sprintf(buffer, "0x%02x", *(unsigned int *)kp->arg); +} + +static unsigned int channel_mask = ATI_REMOTE2_MAX_CHANNEL_MASK; +#define param_check_channel_mask(name, p) __param_check(name, p, unsigned int) +#define param_set_channel_mask ati_remote2_set_channel_mask +#define param_get_channel_mask ati_remote2_get_channel_mask +module_param(channel_mask, channel_mask, 0644); MODULE_PARM_DESC(channel_mask, "Bitmask of channels to accept <15:Channel16>...<1:Channel2><0:Channel1>"); -static unsigned int mode_mask = 0x1F; -module_param(mode_mask, uint, 0644); +static unsigned int mode_mask = ATI_REMOTE2_MAX_MODE_MASK; +#define param_check_mode_mask(name, p) __param_check(name, p, unsigned int) +#define param_set_mode_mask ati_remote2_set_mode_mask +#define param_get_mode_mask ati_remote2_get_mode_mask +module_param(mode_mask, mode_mask, 0644); MODULE_PARM_DESC(mode_mask, "Bitmask of modes to accept <4:PC><3:AUX4><2:AUX3><1:AUX2><0:AUX1>"); static struct usb_device_id ati_remote2_id_table[] = { @@ -133,12 +194,18 @@ struct ati_remote2 { u16 keycode[ATI_REMOTE2_MODES][ARRAY_SIZE(ati_remote2_key_table)]; unsigned int flags; + + unsigned int channel_mask; + unsigned int mode_mask; }; static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id); static void ati_remote2_disconnect(struct usb_interface *interface); static int ati_remote2_suspend(struct usb_interface *interface, pm_message_t message); static int ati_remote2_resume(struct usb_interface *interface); +static int ati_remote2_reset_resume(struct usb_interface *interface); +static int ati_remote2_pre_reset(struct usb_interface *interface); +static int ati_remote2_post_reset(struct usb_interface *interface); static struct usb_driver ati_remote2_driver = { .name = "ati_remote2", @@ -147,6 +214,9 @@ static struct usb_driver ati_remote2_driver = { .id_table = ati_remote2_id_table, .suspend = ati_remote2_suspend, .resume = ati_remote2_resume, + .reset_resume = ati_remote2_reset_resume, + .pre_reset = ati_remote2_pre_reset, + .post_reset = ati_remote2_post_reset, .supports_autosuspend = 1, }; @@ -238,7 +308,7 @@ static void ati_remote2_input_mouse(struct ati_remote2 *ar2) channel = data[0] >> 4; - if (!((1 << channel) & channel_mask)) + if (!((1 << channel) & ar2->channel_mask)) return; mode = data[0] & 0x0F; @@ -250,7 +320,7 @@ static void ati_remote2_input_mouse(struct ati_remote2 *ar2) return; } - if (!((1 << mode) & mode_mask)) + if (!((1 << mode) & ar2->mode_mask)) return; input_event(idev, EV_REL, REL_X, (s8) data[1]); @@ -277,7 +347,7 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) channel = data[0] >> 4; - if (!((1 << channel) & channel_mask)) + if (!((1 << channel) & ar2->channel_mask)) return; mode = data[0] & 0x0F; @@ -305,7 +375,7 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) ar2->mode = mode; } - if (!((1 << mode) & mode_mask)) + if (!((1 << mode) & ar2->mode_mask)) return; index = ati_remote2_lookup(hw_code); @@ -410,7 +480,7 @@ static int ati_remote2_getkeycode(struct input_dev *idev, int index, mode; mode = scancode >> 8; - if (mode > ATI_REMOTE2_PC || !((1 << mode) & mode_mask)) + if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask)) return -EINVAL; index = ati_remote2_lookup(scancode & 0xFF); @@ -427,7 +497,7 @@ static int ati_remote2_setkeycode(struct input_dev *idev, int scancode, int keyc int index, mode, old_keycode; mode = scancode >> 8; - if (mode > ATI_REMOTE2_PC || !((1 << mode) & mode_mask)) + if (mode > ATI_REMOTE2_PC || !((1 << mode) & ar2->mode_mask)) return -EINVAL; index = ati_remote2_lookup(scancode & 0xFF); @@ -550,7 +620,7 @@ static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2) } } -static int ati_remote2_setup(struct ati_remote2 *ar2) +static int ati_remote2_setup(struct ati_remote2 *ar2, unsigned int ch_mask) { int r, i, channel; @@ -565,8 +635,8 @@ static int ati_remote2_setup(struct ati_remote2 *ar2) channel = 0; for (i = 0; i < 16; i++) { - if ((1 << i) & channel_mask) { - if (!(~(1 << i) & 0xFFFF & channel_mask)) + if ((1 << i) & ch_mask) { + if (!(~(1 << i) & ch_mask)) channel = i + 1; break; } @@ -585,6 +655,99 @@ static int ati_remote2_setup(struct ati_remote2 *ar2) return 0; } +static ssize_t ati_remote2_show_channel_mask(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct usb_device *udev = to_usb_device(dev); + struct usb_interface *intf = usb_ifnum_to_if(udev, 0); + struct ati_remote2 *ar2 = usb_get_intfdata(intf); + + return sprintf(buf, "0x%04x\n", ar2->channel_mask); +} + +static ssize_t ati_remote2_store_channel_mask(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct usb_device *udev = to_usb_device(dev); + struct usb_interface *intf = usb_ifnum_to_if(udev, 0); + struct ati_remote2 *ar2 = usb_get_intfdata(intf); + unsigned long mask; + int r; + + if (strict_strtoul(buf, 0, &mask)) + return -EINVAL; + + if (mask & ~ATI_REMOTE2_MAX_CHANNEL_MASK) + return -EINVAL; + + r = usb_autopm_get_interface(ar2->intf[0]); + if (r) { + dev_err(&ar2->intf[0]->dev, + "%s(): usb_autopm_get_interface() = %d\n", __func__, r); + return r; + } + + mutex_lock(&ati_remote2_mutex); + + if (mask != ar2->channel_mask && !ati_remote2_setup(ar2, mask)) + ar2->channel_mask = mask; + + mutex_unlock(&ati_remote2_mutex); + + usb_autopm_put_interface(ar2->intf[0]); + + return count; +} + +static ssize_t ati_remote2_show_mode_mask(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct usb_device *udev = to_usb_device(dev); + struct usb_interface *intf = usb_ifnum_to_if(udev, 0); + struct ati_remote2 *ar2 = usb_get_intfdata(intf); + + return sprintf(buf, "0x%02x\n", ar2->mode_mask); +} + +static ssize_t ati_remote2_store_mode_mask(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct usb_device *udev = to_usb_device(dev); + struct usb_interface *intf = usb_ifnum_to_if(udev, 0); + struct ati_remote2 *ar2 = usb_get_intfdata(intf); + unsigned long mask; + + if (strict_strtoul(buf, 0, &mask)) + return -EINVAL; + + if (mask & ~ATI_REMOTE2_MAX_MODE_MASK) + return -EINVAL; + + ar2->mode_mask = mask; + + return count; +} + +static DEVICE_ATTR(channel_mask, 0644, ati_remote2_show_channel_mask, + ati_remote2_store_channel_mask); + +static DEVICE_ATTR(mode_mask, 0644, ati_remote2_show_mode_mask, + ati_remote2_store_mode_mask); + +static struct attribute *ati_remote2_attrs[] = { + &dev_attr_channel_mask.attr, + &dev_attr_mode_mask.attr, + NULL, +}; + +static struct attribute_group ati_remote2_attr_group = { + .attrs = ati_remote2_attrs, +}; + static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id) { struct usb_device *udev = interface_to_usbdev(interface); @@ -615,7 +778,10 @@ static int ati_remote2_probe(struct usb_interface *interface, const struct usb_d if (r) goto fail2; - r = ati_remote2_setup(ar2); + ar2->channel_mask = channel_mask; + ar2->mode_mask = mode_mask; + + r = ati_remote2_setup(ar2, ar2->channel_mask); if (r) goto fail2; @@ -624,19 +790,24 @@ static int ati_remote2_probe(struct usb_interface *interface, const struct usb_d strlcat(ar2->name, "ATI Remote Wonder II", sizeof(ar2->name)); - r = ati_remote2_input_init(ar2); + r = sysfs_create_group(&udev->dev.kobj, &ati_remote2_attr_group); if (r) goto fail2; + r = ati_remote2_input_init(ar2); + if (r) + goto fail3; + usb_set_intfdata(interface, ar2); interface->needs_remote_wakeup = 1; return 0; + fail3: + sysfs_remove_group(&udev->dev.kobj, &ati_remote2_attr_group); fail2: ati_remote2_urb_cleanup(ar2); - usb_driver_release_interface(&ati_remote2_driver, ar2->intf[1]); fail1: kfree(ar2); @@ -657,6 +828,8 @@ static void ati_remote2_disconnect(struct usb_interface *interface) input_unregister_device(ar2->idev); + sysfs_remove_group(&ar2->udev->dev.kobj, &ati_remote2_attr_group); + ati_remote2_urb_cleanup(ar2); usb_driver_release_interface(&ati_remote2_driver, ar2->intf[1]); @@ -715,6 +888,78 @@ static int ati_remote2_resume(struct usb_interface *interface) return r; } +static int ati_remote2_reset_resume(struct usb_interface *interface) +{ + struct ati_remote2 *ar2; + struct usb_host_interface *alt = interface->cur_altsetting; + int r = 0; + + if (alt->desc.bInterfaceNumber) + return 0; + + ar2 = usb_get_intfdata(interface); + + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + mutex_lock(&ati_remote2_mutex); + + r = ati_remote2_setup(ar2, ar2->channel_mask); + if (r) + goto out; + + if (ar2->flags & ATI_REMOTE2_OPENED) + r = ati_remote2_submit_urbs(ar2); + + if (!r) + ar2->flags &= ~ATI_REMOTE2_SUSPENDED; + + out: + mutex_unlock(&ati_remote2_mutex); + + return r; +} + +static int ati_remote2_pre_reset(struct usb_interface *interface) +{ + struct ati_remote2 *ar2; + struct usb_host_interface *alt = interface->cur_altsetting; + + if (alt->desc.bInterfaceNumber) + return 0; + + ar2 = usb_get_intfdata(interface); + + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + mutex_lock(&ati_remote2_mutex); + + if (ar2->flags == ATI_REMOTE2_OPENED) + ati_remote2_kill_urbs(ar2); + + return 0; +} + +static int ati_remote2_post_reset(struct usb_interface *interface) +{ + struct ati_remote2 *ar2; + struct usb_host_interface *alt = interface->cur_altsetting; + int r = 0; + + if (alt->desc.bInterfaceNumber) + return 0; + + ar2 = usb_get_intfdata(interface); + + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + if (ar2->flags == ATI_REMOTE2_OPENED) + r = ati_remote2_submit_urbs(ar2); + + mutex_unlock(&ati_remote2_mutex); + + return r; +} + static int __init ati_remote2_init(void) { int r; diff --git a/drivers/input/misc/rb532_button.c b/drivers/input/misc/rb532_button.c new file mode 100644 index 000000000000..e2c7f622a0b5 --- /dev/null +++ b/drivers/input/misc/rb532_button.c @@ -0,0 +1,120 @@ +/* + * Support for the S1 button on Routerboard 532 + * + * Copyright (C) 2009 Phil Sutter <n0-1@freewrt.org> + */ + +#include <linux/input-polldev.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +#include <asm/mach-rc32434/gpio.h> +#include <asm/mach-rc32434/rb.h> + +#define DRV_NAME "rb532-button" + +#define RB532_BTN_RATE 100 /* msec */ +#define RB532_BTN_KSYM BTN_0 + +/* The S1 button state is provided by GPIO pin 1. But as this + * pin is also used for uart input as alternate function, the + * operational modes must be switched first: + * 1) disable uart using set_latch_u5() + * 2) turn off alternate function implicitly through + * gpio_direction_input() + * 3) read the GPIO's current value + * 4) undo step 2 by enabling alternate function (in this + * mode the GPIO direction is fixed, so no change needed) + * 5) turn on uart again + * The GPIO value occurs to be inverted, so pin high means + * button is not pressed. + */ +static bool rb532_button_pressed(void) +{ + int val; + + set_latch_u5(0, LO_FOFF); + gpio_direction_input(GPIO_BTN_S1); + + val = gpio_get_value(GPIO_BTN_S1); + + rb532_gpio_set_func(GPIO_BTN_S1); + set_latch_u5(LO_FOFF, 0); + + return !val; +} + +static void rb532_button_poll(struct input_polled_dev *poll_dev) +{ + input_report_key(poll_dev->input, RB532_BTN_KSYM, + rb532_button_pressed()); + input_sync(poll_dev->input); +} + +static int __devinit rb532_button_probe(struct platform_device *pdev) +{ + struct input_polled_dev *poll_dev; + int error; + + poll_dev = input_allocate_polled_device(); + if (!poll_dev) + return -ENOMEM; + + poll_dev->poll = rb532_button_poll; + poll_dev->poll_interval = RB532_BTN_RATE; + + poll_dev->input->name = "rb532 button"; + poll_dev->input->phys = "rb532/button0"; + poll_dev->input->id.bustype = BUS_HOST; + poll_dev->input->dev.parent = &pdev->dev; + + dev_set_drvdata(&pdev->dev, poll_dev); + + input_set_capability(poll_dev->input, EV_KEY, RB532_BTN_KSYM); + + error = input_register_polled_device(poll_dev); + if (error) { + input_free_polled_device(poll_dev); + return error; + } + + return 0; +} + +static int __devexit rb532_button_remove(struct platform_device *pdev) +{ + struct input_polled_dev *poll_dev = dev_get_drvdata(&pdev->dev); + + input_unregister_polled_device(poll_dev); + input_free_polled_device(poll_dev); + dev_set_drvdata(&pdev->dev, NULL); + + return 0; +} + +static struct platform_driver rb532_button_driver = { + .probe = rb532_button_probe, + .remove = __devexit_p(rb532_button_remove), + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, +}; + +static int __init rb532_button_init(void) +{ + return platform_driver_register(&rb532_button_driver); +} + +static void __exit rb532_button_exit(void) +{ + platform_driver_unregister(&rb532_button_driver); +} + +module_init(rb532_button_init); +module_exit(rb532_button_exit); + +MODULE_AUTHOR("Phil Sutter <n0-1@freewrt.org>"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Support for S1 button on Routerboard 532"); +MODULE_ALIAS("platform:" DRV_NAME); diff --git a/drivers/input/misc/rotary_encoder.c b/drivers/input/misc/rotary_encoder.c new file mode 100644 index 000000000000..5bb3ab51b8c6 --- /dev/null +++ b/drivers/input/misc/rotary_encoder.c @@ -0,0 +1,221 @@ +/* + * rotary_encoder.c + * + * (c) 2009 Daniel Mack <daniel@caiaq.de> + * + * state machine code inspired by code from Tim Ruetz + * + * A generic driver for rotary encoders connected to GPIO lines. + * See file:Documentation/input/rotary_encoder.txt for more information + * + * 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/module.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/input.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <linux/rotary_encoder.h> + +#define DRV_NAME "rotary-encoder" + +struct rotary_encoder { + unsigned int irq_a; + unsigned int irq_b; + unsigned int pos; + unsigned int armed; + unsigned int dir; + struct input_dev *input; + struct rotary_encoder_platform_data *pdata; +}; + +static irqreturn_t rotary_encoder_irq(int irq, void *dev_id) +{ + struct rotary_encoder *encoder = dev_id; + struct rotary_encoder_platform_data *pdata = encoder->pdata; + int a = !!gpio_get_value(pdata->gpio_a); + int b = !!gpio_get_value(pdata->gpio_b); + int state; + + a ^= pdata->inverted_a; + b ^= pdata->inverted_b; + state = (a << 1) | b; + + switch (state) { + + case 0x0: + if (!encoder->armed) + break; + + if (encoder->dir) { + /* turning counter-clockwise */ + encoder->pos += pdata->steps; + encoder->pos--; + encoder->pos %= pdata->steps; + } else { + /* turning clockwise */ + encoder->pos++; + encoder->pos %= pdata->steps; + } + + input_report_abs(encoder->input, pdata->axis, encoder->pos); + input_sync(encoder->input); + + encoder->armed = 0; + break; + + case 0x1: + case 0x2: + if (encoder->armed) + encoder->dir = state - 1; + break; + + case 0x3: + encoder->armed = 1; + break; + } + + return IRQ_HANDLED; +} + +static int __devinit rotary_encoder_probe(struct platform_device *pdev) +{ + struct rotary_encoder_platform_data *pdata = pdev->dev.platform_data; + struct rotary_encoder *encoder; + struct input_dev *input; + int err; + + if (!pdata || !pdata->steps) { + dev_err(&pdev->dev, "invalid platform data\n"); + return -ENOENT; + } + + encoder = kzalloc(sizeof(struct rotary_encoder), GFP_KERNEL); + input = input_allocate_device(); + if (!encoder || !input) { + dev_err(&pdev->dev, "failed to allocate memory for device\n"); + err = -ENOMEM; + goto exit_free_mem; + } + + encoder->input = input; + encoder->pdata = pdata; + encoder->irq_a = gpio_to_irq(pdata->gpio_a); + encoder->irq_b = gpio_to_irq(pdata->gpio_b); + + /* create and register the input driver */ + input->name = pdev->name; + input->id.bustype = BUS_HOST; + input->dev.parent = &pdev->dev; + input->evbit[0] = BIT_MASK(EV_ABS); + input_set_abs_params(encoder->input, + pdata->axis, 0, pdata->steps, 0, 1); + + err = input_register_device(input); + if (err) { + dev_err(&pdev->dev, "failed to register input device\n"); + goto exit_free_mem; + } + + /* request the GPIOs */ + err = gpio_request(pdata->gpio_a, DRV_NAME); + if (err) { + dev_err(&pdev->dev, "unable to request GPIO %d\n", + pdata->gpio_a); + goto exit_unregister_input; + } + + err = gpio_request(pdata->gpio_b, DRV_NAME); + if (err) { + dev_err(&pdev->dev, "unable to request GPIO %d\n", + pdata->gpio_b); + goto exit_free_gpio_a; + } + + /* request the IRQs */ + err = request_irq(encoder->irq_a, &rotary_encoder_irq, + IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, + DRV_NAME, encoder); + if (err) { + dev_err(&pdev->dev, "unable to request IRQ %d\n", + encoder->irq_a); + goto exit_free_gpio_b; + } + + err = request_irq(encoder->irq_b, &rotary_encoder_irq, + IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, + DRV_NAME, encoder); + if (err) { + dev_err(&pdev->dev, "unable to request IRQ %d\n", + encoder->irq_b); + goto exit_free_irq_a; + } + + platform_set_drvdata(pdev, encoder); + + return 0; + +exit_free_irq_a: + free_irq(encoder->irq_a, encoder); +exit_free_gpio_b: + gpio_free(pdata->gpio_b); +exit_free_gpio_a: + gpio_free(pdata->gpio_a); +exit_unregister_input: + input_unregister_device(input); + input = NULL; /* so we don't try to free it */ +exit_free_mem: + input_free_device(input); + kfree(encoder); + return err; +} + +static int __devexit rotary_encoder_remove(struct platform_device *pdev) +{ + struct rotary_encoder *encoder = platform_get_drvdata(pdev); + struct rotary_encoder_platform_data *pdata = pdev->dev.platform_data; + + free_irq(encoder->irq_a, encoder); + free_irq(encoder->irq_b, encoder); + gpio_free(pdata->gpio_a); + gpio_free(pdata->gpio_b); + input_unregister_device(encoder->input); + platform_set_drvdata(pdev, NULL); + kfree(encoder); + + return 0; +} + +static struct platform_driver rotary_encoder_driver = { + .probe = rotary_encoder_probe, + .remove = __devexit_p(rotary_encoder_remove), + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + } +}; + +static int __init rotary_encoder_init(void) +{ + return platform_driver_register(&rotary_encoder_driver); +} + +static void __exit rotary_encoder_exit(void) +{ + platform_driver_unregister(&rotary_encoder_driver); +} + +module_init(rotary_encoder_init); +module_exit(rotary_encoder_exit); + +MODULE_ALIAS("platform:" DRV_NAME); +MODULE_DESCRIPTION("GPIO rotary encoder driver"); +MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); +MODULE_LICENSE("GPL v2"); + diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig index 4f38e6f7dfdd..c66cc3d08c2f 100644 --- a/drivers/input/mouse/Kconfig +++ b/drivers/input/mouse/Kconfig @@ -292,4 +292,15 @@ config MOUSE_PXA930_TRKBALL help Say Y here to support PXA930 Trackball mouse. +config MOUSE_MAPLE + tristate "Maple mouse (for the Dreamcast)" + depends on MAPLE + help + This driver supports the Maple mouse on the SEGA Dreamcast. + + Most Dreamcast users, who have a mouse, will say Y here. + + To compile this driver as a module choose M here: the module will be + called maplemouse. + endif diff --git a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile index 8c8a1f236e28..472189468d67 100644 --- a/drivers/input/mouse/Makefile +++ b/drivers/input/mouse/Makefile @@ -6,18 +6,19 @@ obj-$(CONFIG_MOUSE_AMIGA) += amimouse.o obj-$(CONFIG_MOUSE_APPLETOUCH) += appletouch.o -obj-$(CONFIG_MOUSE_BCM5974) += bcm5974.o obj-$(CONFIG_MOUSE_ATARI) += atarimouse.o -obj-$(CONFIG_MOUSE_RISCPC) += rpcmouse.o +obj-$(CONFIG_MOUSE_BCM5974) += bcm5974.o +obj-$(CONFIG_MOUSE_GPIO) += gpio_mouse.o +obj-$(CONFIG_MOUSE_HIL) += hil_ptr.o obj-$(CONFIG_MOUSE_INPORT) += inport.o obj-$(CONFIG_MOUSE_LOGIBM) += logibm.o +obj-$(CONFIG_MOUSE_MAPLE) += maplemouse.o obj-$(CONFIG_MOUSE_PC110PAD) += pc110pad.o obj-$(CONFIG_MOUSE_PS2) += psmouse.o obj-$(CONFIG_MOUSE_PXA930_TRKBALL) += pxa930_trkball.o +obj-$(CONFIG_MOUSE_RISCPC) += rpcmouse.o obj-$(CONFIG_MOUSE_SERIAL) += sermouse.o -obj-$(CONFIG_MOUSE_HIL) += hil_ptr.o obj-$(CONFIG_MOUSE_VSXXXAA) += vsxxxaa.o -obj-$(CONFIG_MOUSE_GPIO) += gpio_mouse.o psmouse-objs := psmouse-base.o synaptics.o diff --git a/drivers/input/mouse/hgpk.c b/drivers/input/mouse/hgpk.c index 55cd0fa68339..a1ad2f1a7bb3 100644 --- a/drivers/input/mouse/hgpk.c +++ b/drivers/input/mouse/hgpk.c @@ -472,7 +472,7 @@ static enum hgpk_model_t hgpk_get_model(struct psmouse *psmouse) return -EIO; } - hgpk_dbg(psmouse, "ID: %02x %02x %02x", param[0], param[1], param[2]); + hgpk_dbg(psmouse, "ID: %02x %02x %02x\n", param[0], param[1], param[2]); /* HGPK signature: 0x67, 0x00, 0x<model> */ if (param[0] != 0x67 || param[1] != 0x00) diff --git a/drivers/input/mouse/maplemouse.c b/drivers/input/mouse/maplemouse.c new file mode 100644 index 000000000000..d196abfb68bc --- /dev/null +++ b/drivers/input/mouse/maplemouse.c @@ -0,0 +1,147 @@ +/* + * SEGA Dreamcast mouse driver + * Based on drivers/usb/usbmouse.c + * + * Copyright Yaegashi Takeshi, 2001 + * Adrian McMenamin, 2008 + */ + +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/timer.h> +#include <linux/maple.h> + +MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>"); +MODULE_DESCRIPTION("SEGA Dreamcast mouse driver"); +MODULE_LICENSE("GPL"); + +struct dc_mouse { + struct input_dev *dev; + struct maple_device *mdev; +}; + +static void dc_mouse_callback(struct mapleq *mq) +{ + int buttons, relx, rely, relz; + struct maple_device *mapledev = mq->dev; + struct dc_mouse *mse = maple_get_drvdata(mapledev); + struct input_dev *dev = mse->dev; + unsigned char *res = mq->recvbuf; + + buttons = ~res[8]; + relx = *(unsigned short *)(res + 12) - 512; + rely = *(unsigned short *)(res + 14) - 512; + relz = *(unsigned short *)(res + 16) - 512; + + input_report_key(dev, BTN_LEFT, buttons & 4); + input_report_key(dev, BTN_MIDDLE, buttons & 9); + input_report_key(dev, BTN_RIGHT, buttons & 2); + input_report_rel(dev, REL_X, relx); + input_report_rel(dev, REL_Y, rely); + input_report_rel(dev, REL_WHEEL, relz); + input_sync(dev); +} + +static int dc_mouse_open(struct input_dev *dev) +{ + struct dc_mouse *mse = dev->dev.platform_data; + + maple_getcond_callback(mse->mdev, dc_mouse_callback, HZ/50, + MAPLE_FUNC_MOUSE); + + return 0; +} + +static void dc_mouse_close(struct input_dev *dev) +{ + struct dc_mouse *mse = dev->dev.platform_data; + + maple_getcond_callback(mse->mdev, dc_mouse_callback, 0, + MAPLE_FUNC_MOUSE); +} + + +static int __devinit probe_maple_mouse(struct device *dev) +{ + struct maple_device *mdev = to_maple_dev(dev); + struct maple_driver *mdrv = to_maple_driver(dev->driver); + struct input_dev *input_dev; + struct dc_mouse *mse; + int error; + + mse = kzalloc(sizeof(struct dc_mouse), GFP_KERNEL); + input_dev = input_allocate_device(); + + if (!mse || !input_dev) { + error = -ENOMEM; + goto fail; + } + + mse->dev = input_dev; + mse->mdev = mdev; + + input_set_drvdata(input_dev, mse); + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); + input_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) | + BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE); + input_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y) | + BIT_MASK(REL_WHEEL); + input_dev->name = mdev->product_name; + input_dev->id.bustype = BUS_HOST; + input_dev->open = dc_mouse_open; + input_dev->close = dc_mouse_close; + + mdev->driver = mdrv; + maple_set_drvdata(mdev, mse); + + error = input_register_device(input_dev); + if (error) + goto fail; + + return 0; + +fail: + input_free_device(input_dev); + maple_set_drvdata(mdev, NULL); + kfree(mse); + mdev->driver = NULL; + return error; +} + +static int __devexit remove_maple_mouse(struct device *dev) +{ + struct maple_device *mdev = to_maple_dev(dev); + struct dc_mouse *mse = maple_get_drvdata(mdev); + + mdev->callback = NULL; + input_unregister_device(mse->dev); + maple_set_drvdata(mdev, NULL); + kfree(mse); + + return 0; +} + +static struct maple_driver dc_mouse_driver = { + .function = MAPLE_FUNC_MOUSE, + .drv = { + .name = "Dreamcast_mouse", + .probe = probe_maple_mouse, + .remove = __devexit_p(remove_maple_mouse), + }, +}; + +static int __init dc_mouse_init(void) +{ + return maple_driver_register(&dc_mouse_driver); +} + +static void __exit dc_mouse_exit(void) +{ + maple_driver_unregister(&dc_mouse_driver); +} + +module_init(dc_mouse_init); +module_exit(dc_mouse_exit); diff --git a/drivers/input/mouse/pc110pad.c b/drivers/input/mouse/pc110pad.c index fd09c8df81f2..f63995f854ff 100644 --- a/drivers/input/mouse/pc110pad.c +++ b/drivers/input/mouse/pc110pad.c @@ -111,11 +111,8 @@ static int __init pc110pad_init(void) struct pci_dev *dev; int err; - dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL); - if (dev) { - pci_dev_put(dev); + if (!no_pci_devices()) return -ENODEV; - } if (!request_region(pc110pad_io, 4, "pc110pad")) { printk(KERN_ERR "pc110pad: I/O area %#x-%#x in use.\n", diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 6fa2deff7446..83ed2d56b924 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -151,6 +151,14 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = { DMI_MATCH(DMI_PRODUCT_VERSION, "01"), }, }, + { + .ident = "HP DV9700", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), + DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"), + }, + }, { } }; diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index bb6486a8c070..b01fd61dadcc 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -29,6 +29,51 @@ config TOUCHSCREEN_ADS7846 To compile this driver as a module, choose M here: the module will be called ads7846. +config TOUCHSCREEN_AD7877 + tristate "AD7877 based touchscreens" + depends on SPI_MASTER + help + Say Y here if you have a touchscreen interface using the + AD7877 controller, and your board-specific initialization + code includes that in its table of SPI devices. + + If unsure, say N (but it's safe to say "Y"). + + To compile this driver as a module, choose M here: the + module will be called ad7877. + +config TOUCHSCREEN_AD7879_I2C + tristate "AD7879 based touchscreens: AD7879-1 I2C Interface" + depends on I2C + select TOUCHSCREEN_AD7879 + help + Say Y here if you have a touchscreen interface using the + AD7879-1 controller, and your board-specific initialization + code includes that in its table of I2C devices. + + If unsure, say N (but it's safe to say "Y"). + + To compile this driver as a module, choose M here: the + module will be called ad7879. + +config TOUCHSCREEN_AD7879_SPI + tristate "AD7879 based touchscreens: AD7879 SPI Interface" + depends on SPI_MASTER && TOUCHSCREEN_AD7879_I2C = n + select TOUCHSCREEN_AD7879 + help + Say Y here if you have a touchscreen interface using the + AD7879 controller, and your board-specific initialization + code includes that in its table of SPI devices. + + If unsure, say N (but it's safe to say "Y"). + + To compile this driver as a module, choose M here: the + module will be called ad7879. + +config TOUCHSCREEN_AD7879 + tristate + default n + config TOUCHSCREEN_BITSY tristate "Compaq iPAQ H3600 (Bitsy) touchscreen" depends on SA1100_BITSY @@ -308,6 +353,19 @@ config TOUCHSCREEN_WM97XX_MAINSTONE To compile this driver as a module, choose M here: the module will be called mainstone-wm97xx. +config TOUCHSCREEN_WM97XX_ZYLONITE + tristate "Zylonite accelerated touch" + depends on TOUCHSCREEN_WM97XX && MACH_ZYLONITE + select TOUCHSCREEN_WM9713 + help + Say Y here for support for streaming mode with the touchscreen + on Zylonite systems. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called zylonite-wm97xx. + config TOUCHSCREEN_USB_COMPOSITE tristate "USB Touchscreen Driver" depends on USB_ARCH_HAS_HCD diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile index d3375aff46fe..6700f7b9d165 100644 --- a/drivers/input/touchscreen/Makefile +++ b/drivers/input/touchscreen/Makefile @@ -6,6 +6,8 @@ wm97xx-ts-y := wm97xx-core.o +obj-$(CONFIG_TOUCHSCREEN_AD7877) += ad7877.o +obj-$(CONFIG_TOUCHSCREEN_AD7879) += ad7879.o obj-$(CONFIG_TOUCHSCREEN_ADS7846) += ads7846.o obj-$(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) += atmel_tsadcc.o obj-$(CONFIG_TOUCHSCREEN_BITSY) += h3600_ts_input.o @@ -34,3 +36,4 @@ wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9705) += wm9705.o wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9712) += wm9712.o wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9713) += wm9713.o obj-$(CONFIG_TOUCHSCREEN_WM97XX_MAINSTONE) += mainstone-wm97xx.o +obj-$(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE) += zylonite-wm97xx.o diff --git a/drivers/input/touchscreen/ad7877.c b/drivers/input/touchscreen/ad7877.c new file mode 100644 index 000000000000..e4728a28f492 --- /dev/null +++ b/drivers/input/touchscreen/ad7877.c @@ -0,0 +1,844 @@ +/* + * Copyright (C) 2006-2008 Michael Hennerich, Analog Devices Inc. + * + * Description: AD7877 based touchscreen, sensor (ADCs), DAC and GPIO driver + * Based on: ads7846.c + * + * Bugs: Enter bugs at http://blackfin.uclinux.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. + * + * 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, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + * History: + * Copyright (c) 2005 David Brownell + * Copyright (c) 2006 Nokia Corporation + * Various changes: Imre Deak <imre.deak@nokia.com> + * + * Using code from: + * - corgi_ts.c + * Copyright (C) 2004-2005 Richard Purdie + * - omap_ts.[hc], ads7846.h, ts_osk.c + * Copyright (C) 2002 MontaVista Software + * Copyright (C) 2004 Texas Instruments + * Copyright (C) 2005 Dirk Behme + */ + + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/slab.h> +#include <linux/spi/spi.h> +#include <linux/spi/ad7877.h> +#include <asm/irq.h> + +#define TS_PEN_UP_TIMEOUT msecs_to_jiffies(50) + +#define MAX_SPI_FREQ_HZ 20000000 +#define MAX_12BIT ((1<<12)-1) + +#define AD7877_REG_ZEROS 0 +#define AD7877_REG_CTRL1 1 +#define AD7877_REG_CTRL2 2 +#define AD7877_REG_ALERT 3 +#define AD7877_REG_AUX1HIGH 4 +#define AD7877_REG_AUX1LOW 5 +#define AD7877_REG_BAT1HIGH 6 +#define AD7877_REG_BAT1LOW 7 +#define AD7877_REG_BAT2HIGH 8 +#define AD7877_REG_BAT2LOW 9 +#define AD7877_REG_TEMP1HIGH 10 +#define AD7877_REG_TEMP1LOW 11 +#define AD7877_REG_SEQ0 12 +#define AD7877_REG_SEQ1 13 +#define AD7877_REG_DAC 14 +#define AD7877_REG_NONE1 15 +#define AD7877_REG_EXTWRITE 15 +#define AD7877_REG_XPLUS 16 +#define AD7877_REG_YPLUS 17 +#define AD7877_REG_Z2 18 +#define AD7877_REG_aux1 19 +#define AD7877_REG_aux2 20 +#define AD7877_REG_aux3 21 +#define AD7877_REG_bat1 22 +#define AD7877_REG_bat2 23 +#define AD7877_REG_temp1 24 +#define AD7877_REG_temp2 25 +#define AD7877_REG_Z1 26 +#define AD7877_REG_GPIOCTRL1 27 +#define AD7877_REG_GPIOCTRL2 28 +#define AD7877_REG_GPIODATA 29 +#define AD7877_REG_NONE2 30 +#define AD7877_REG_NONE3 31 + +#define AD7877_SEQ_YPLUS_BIT (1<<11) +#define AD7877_SEQ_XPLUS_BIT (1<<10) +#define AD7877_SEQ_Z2_BIT (1<<9) +#define AD7877_SEQ_AUX1_BIT (1<<8) +#define AD7877_SEQ_AUX2_BIT (1<<7) +#define AD7877_SEQ_AUX3_BIT (1<<6) +#define AD7877_SEQ_BAT1_BIT (1<<5) +#define AD7877_SEQ_BAT2_BIT (1<<4) +#define AD7877_SEQ_TEMP1_BIT (1<<3) +#define AD7877_SEQ_TEMP2_BIT (1<<2) +#define AD7877_SEQ_Z1_BIT (1<<1) + +enum { + AD7877_SEQ_YPOS = 0, + AD7877_SEQ_XPOS = 1, + AD7877_SEQ_Z2 = 2, + AD7877_SEQ_AUX1 = 3, + AD7877_SEQ_AUX2 = 4, + AD7877_SEQ_AUX3 = 5, + AD7877_SEQ_BAT1 = 6, + AD7877_SEQ_BAT2 = 7, + AD7877_SEQ_TEMP1 = 8, + AD7877_SEQ_TEMP2 = 9, + AD7877_SEQ_Z1 = 10, + AD7877_NR_SENSE = 11, +}; + +/* DAC Register Default RANGE 0 to Vcc, Volatge Mode, DAC On */ +#define AD7877_DAC_CONF 0x1 + +/* If gpio3 is set AUX3/GPIO3 acts as GPIO Output */ +#define AD7877_EXTW_GPIO_3_CONF 0x1C4 +#define AD7877_EXTW_GPIO_DATA 0x200 + +/* Control REG 2 */ +#define AD7877_TMR(x) ((x & 0x3) << 0) +#define AD7877_REF(x) ((x & 0x1) << 2) +#define AD7877_POL(x) ((x & 0x1) << 3) +#define AD7877_FCD(x) ((x & 0x3) << 4) +#define AD7877_PM(x) ((x & 0x3) << 6) +#define AD7877_ACQ(x) ((x & 0x3) << 8) +#define AD7877_AVG(x) ((x & 0x3) << 10) + +/* Control REG 1 */ +#define AD7877_SER (1 << 11) /* non-differential */ +#define AD7877_DFR (0 << 11) /* differential */ + +#define AD7877_MODE_NOC (0) /* Do not convert */ +#define AD7877_MODE_SCC (1) /* Single channel conversion */ +#define AD7877_MODE_SEQ0 (2) /* Sequence 0 in Slave Mode */ +#define AD7877_MODE_SEQ1 (3) /* Sequence 1 in Master Mode */ + +#define AD7877_CHANADD(x) ((x&0xF)<<7) +#define AD7877_READADD(x) ((x)<<2) +#define AD7877_WRITEADD(x) ((x)<<12) + +#define AD7877_READ_CHAN(x) (AD7877_WRITEADD(AD7877_REG_CTRL1) | AD7877_SER | \ + AD7877_MODE_SCC | AD7877_CHANADD(AD7877_REG_ ## x) | \ + AD7877_READADD(AD7877_REG_ ## x)) + +#define AD7877_MM_SEQUENCE (AD7877_SEQ_YPLUS_BIT | AD7877_SEQ_XPLUS_BIT | \ + AD7877_SEQ_Z2_BIT | AD7877_SEQ_Z1_BIT) + +/* + * Non-touchscreen sensors only use single-ended conversions. + */ + +struct ser_req { + u16 reset; + u16 ref_on; + u16 command; + u16 sample; + struct spi_message msg; + struct spi_transfer xfer[6]; +}; + +struct ad7877 { + struct input_dev *input; + char phys[32]; + + struct spi_device *spi; + u16 model; + u16 vref_delay_usecs; + u16 x_plate_ohms; + u16 pressure_max; + + u16 cmd_crtl1; + u16 cmd_crtl2; + u16 cmd_dummy; + u16 dac; + + u8 stopacq_polarity; + u8 first_conversion_delay; + u8 acquisition_time; + u8 averaging; + u8 pen_down_acc_interval; + + u16 conversion_data[AD7877_NR_SENSE]; + + struct spi_transfer xfer[AD7877_NR_SENSE + 2]; + struct spi_message msg; + + struct mutex mutex; + unsigned disabled:1; /* P: mutex */ + unsigned gpio3:1; /* P: mutex */ + unsigned gpio4:1; /* P: mutex */ + + spinlock_t lock; + struct timer_list timer; /* P: lock */ + unsigned pending:1; /* P: lock */ +}; + +static int gpio3; +module_param(gpio3, int, 0); +MODULE_PARM_DESC(gpio3, "If gpio3 is set to 1 AUX3 acts as GPIO3"); + +/* + * ad7877_read/write are only used for initial setup and for sysfs controls. + * The main traffic is done using spi_async() in the interrupt handler. + */ + +static int ad7877_read(struct spi_device *spi, u16 reg) +{ + struct ser_req *req; + int status, ret; + + req = kzalloc(sizeof *req, GFP_KERNEL); + if (!req) + return -ENOMEM; + + spi_message_init(&req->msg); + + req->command = (u16) (AD7877_WRITEADD(AD7877_REG_CTRL1) | + AD7877_READADD(reg)); + req->xfer[0].tx_buf = &req->command; + req->xfer[0].len = 2; + + req->xfer[1].rx_buf = &req->sample; + req->xfer[1].len = 2; + + spi_message_add_tail(&req->xfer[0], &req->msg); + spi_message_add_tail(&req->xfer[1], &req->msg); + + status = spi_sync(spi, &req->msg); + ret = status ? : req->sample; + + kfree(req); + + return ret; +} + +static int ad7877_write(struct spi_device *spi, u16 reg, u16 val) +{ + struct ser_req *req; + int status; + + req = kzalloc(sizeof *req, GFP_KERNEL); + if (!req) + return -ENOMEM; + + spi_message_init(&req->msg); + + req->command = (u16) (AD7877_WRITEADD(reg) | (val & MAX_12BIT)); + req->xfer[0].tx_buf = &req->command; + req->xfer[0].len = 2; + + spi_message_add_tail(&req->xfer[0], &req->msg); + + status = spi_sync(spi, &req->msg); + + kfree(req); + + return status; +} + +static int ad7877_read_adc(struct spi_device *spi, unsigned command) +{ + struct ad7877 *ts = dev_get_drvdata(&spi->dev); + struct ser_req *req; + int status; + int sample; + int i; + + req = kzalloc(sizeof *req, GFP_KERNEL); + if (!req) + return -ENOMEM; + + spi_message_init(&req->msg); + + /* activate reference, so it has time to settle; */ + req->ref_on = AD7877_WRITEADD(AD7877_REG_CTRL2) | + AD7877_POL(ts->stopacq_polarity) | + AD7877_AVG(0) | AD7877_PM(2) | AD7877_TMR(0) | + AD7877_ACQ(ts->acquisition_time) | AD7877_FCD(0); + + req->reset = AD7877_WRITEADD(AD7877_REG_CTRL1) | AD7877_MODE_NOC; + + req->command = (u16) command; + + req->xfer[0].tx_buf = &req->reset; + req->xfer[0].len = 2; + + req->xfer[1].tx_buf = &req->ref_on; + req->xfer[1].len = 2; + req->xfer[1].delay_usecs = ts->vref_delay_usecs; + + req->xfer[2].tx_buf = &req->command; + req->xfer[2].len = 2; + req->xfer[2].delay_usecs = ts->vref_delay_usecs; + + req->xfer[3].rx_buf = &req->sample; + req->xfer[3].len = 2; + + req->xfer[4].tx_buf = &ts->cmd_crtl2; /*REF OFF*/ + req->xfer[4].len = 2; + + req->xfer[5].tx_buf = &ts->cmd_crtl1; /*DEFAULT*/ + req->xfer[5].len = 2; + + /* group all the transfers together, so we can't interfere with + * reading touchscreen state; disable penirq while sampling + */ + for (i = 0; i < 6; i++) + spi_message_add_tail(&req->xfer[i], &req->msg); + + status = spi_sync(spi, &req->msg); + sample = req->sample; + + kfree(req); + + return status ? : sample; +} + +static void ad7877_rx(struct ad7877 *ts) +{ + struct input_dev *input_dev = ts->input; + unsigned Rt; + u16 x, y, z1, z2; + + x = ts->conversion_data[AD7877_SEQ_XPOS] & MAX_12BIT; + y = ts->conversion_data[AD7877_SEQ_YPOS] & MAX_12BIT; + z1 = ts->conversion_data[AD7877_SEQ_Z1] & MAX_12BIT; + z2 = ts->conversion_data[AD7877_SEQ_Z2] & MAX_12BIT; + + /* + * The samples processed here are already preprocessed by the AD7877. + * The preprocessing function consists of an averaging filter. + * The combination of 'first conversion delay' and averaging provides a robust solution, + * discarding the spurious noise in the signal and keeping only the data of interest. + * The size of the averaging filter is programmable. (dev.platform_data, see linux/spi/ad7877.h) + * Other user-programmable conversion controls include variable acquisition time, + * and first conversion delay. Up to 16 averages can be taken per conversion. + */ + + if (likely(x && z1)) { + /* compute touch pressure resistance using equation #1 */ + Rt = (z2 - z1) * x * ts->x_plate_ohms; + Rt /= z1; + Rt = (Rt + 2047) >> 12; + + input_report_abs(input_dev, ABS_X, x); + input_report_abs(input_dev, ABS_Y, y); + input_report_abs(input_dev, ABS_PRESSURE, Rt); + input_sync(input_dev); + } +} + +static inline void ad7877_ts_event_release(struct ad7877 *ts) +{ + struct input_dev *input_dev = ts->input; + + input_report_abs(input_dev, ABS_PRESSURE, 0); + input_sync(input_dev); +} + +static void ad7877_timer(unsigned long handle) +{ + struct ad7877 *ts = (void *)handle; + + ad7877_ts_event_release(ts); +} + +static irqreturn_t ad7877_irq(int irq, void *handle) +{ + struct ad7877 *ts = handle; + unsigned long flags; + int status; + + /* + * The repeated conversion sequencer controlled by TMR kicked off + * too fast. We ignore the last and process the sample sequence + * currently in the queue. It can't be older than 9.4ms, and we + * need to avoid that ts->msg doesn't get issued twice while in work. + */ + + spin_lock_irqsave(&ts->lock, flags); + if (!ts->pending) { + ts->pending = 1; + + status = spi_async(ts->spi, &ts->msg); + if (status) + dev_err(&ts->spi->dev, "spi_sync --> %d\n", status); + } + spin_unlock_irqrestore(&ts->lock, flags); + + return IRQ_HANDLED; +} + +static void ad7877_callback(void *_ts) +{ + struct ad7877 *ts = _ts; + + spin_lock_irq(&ts->lock); + + ad7877_rx(ts); + ts->pending = 0; + mod_timer(&ts->timer, jiffies + TS_PEN_UP_TIMEOUT); + + spin_unlock_irq(&ts->lock); +} + +static void ad7877_disable(struct ad7877 *ts) +{ + mutex_lock(&ts->mutex); + + if (!ts->disabled) { + ts->disabled = 1; + disable_irq(ts->spi->irq); + + /* Wait for spi_async callback */ + while (ts->pending) + msleep(1); + + if (del_timer_sync(&ts->timer)) + ad7877_ts_event_release(ts); + } + + /* we know the chip's in lowpower mode since we always + * leave it that way after every request + */ + + mutex_unlock(&ts->mutex); +} + +static void ad7877_enable(struct ad7877 *ts) +{ + mutex_lock(&ts->mutex); + + if (ts->disabled) { + ts->disabled = 0; + enable_irq(ts->spi->irq); + } + + mutex_unlock(&ts->mutex); +} + +#define SHOW(name) static ssize_t \ +name ## _show(struct device *dev, struct device_attribute *attr, char *buf) \ +{ \ + struct ad7877 *ts = dev_get_drvdata(dev); \ + ssize_t v = ad7877_read_adc(ts->spi, \ + AD7877_READ_CHAN(name)); \ + if (v < 0) \ + return v; \ + return sprintf(buf, "%u\n", (unsigned) v); \ +} \ +static DEVICE_ATTR(name, S_IRUGO, name ## _show, NULL); + +SHOW(aux1) +SHOW(aux2) +SHOW(aux3) +SHOW(bat1) +SHOW(bat2) +SHOW(temp1) +SHOW(temp2) + +static ssize_t ad7877_disable_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", ts->disabled); +} + +static ssize_t ad7877_disable_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + unsigned long val; + int error; + + error = strict_strtoul(buf, 10, &val); + if (error) + return error; + + if (val) + ad7877_disable(ts); + else + ad7877_enable(ts); + + return count; +} + +static DEVICE_ATTR(disable, 0664, ad7877_disable_show, ad7877_disable_store); + +static ssize_t ad7877_dac_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", ts->dac); +} + +static ssize_t ad7877_dac_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + unsigned long val; + int error; + + error = strict_strtoul(buf, 10, &val); + if (error) + return error; + + mutex_lock(&ts->mutex); + ts->dac = val & 0xFF; + ad7877_write(ts->spi, AD7877_REG_DAC, (ts->dac << 4) | AD7877_DAC_CONF); + mutex_unlock(&ts->mutex); + + return count; +} + +static DEVICE_ATTR(dac, 0664, ad7877_dac_show, ad7877_dac_store); + +static ssize_t ad7877_gpio3_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", ts->gpio3); +} + +static ssize_t ad7877_gpio3_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + unsigned long val; + int error; + + error = strict_strtoul(buf, 10, &val); + if (error) + return error; + + mutex_lock(&ts->mutex); + ts->gpio3 = !!val; + ad7877_write(ts->spi, AD7877_REG_EXTWRITE, AD7877_EXTW_GPIO_DATA | + (ts->gpio4 << 4) | (ts->gpio3 << 5)); + mutex_unlock(&ts->mutex); + + return count; +} + +static DEVICE_ATTR(gpio3, 0664, ad7877_gpio3_show, ad7877_gpio3_store); + +static ssize_t ad7877_gpio4_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", ts->gpio4); +} + +static ssize_t ad7877_gpio4_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ad7877 *ts = dev_get_drvdata(dev); + unsigned long val; + int error; + + error = strict_strtoul(buf, 10, &val); + if (error) + return error; + + mutex_lock(&ts->mutex); + ts->gpio4 = !!val; + ad7877_write(ts->spi, AD7877_REG_EXTWRITE, AD7877_EXTW_GPIO_DATA | + (ts->gpio4 << 4) | (ts->gpio3 << 5)); + mutex_unlock(&ts->mutex); + + return count; +} + +static DEVICE_ATTR(gpio4, 0664, ad7877_gpio4_show, ad7877_gpio4_store); + +static struct attribute *ad7877_attributes[] = { + &dev_attr_temp1.attr, + &dev_attr_temp2.attr, + &dev_attr_aux1.attr, + &dev_attr_aux2.attr, + &dev_attr_bat1.attr, + &dev_attr_bat2.attr, + &dev_attr_disable.attr, + &dev_attr_dac.attr, + &dev_attr_gpio4.attr, + NULL +}; + +static const struct attribute_group ad7877_attr_group = { + .attrs = ad7877_attributes, +}; + +static void ad7877_setup_ts_def_msg(struct spi_device *spi, struct ad7877 *ts) +{ + struct spi_message *m; + int i; + + ts->cmd_crtl2 = AD7877_WRITEADD(AD7877_REG_CTRL2) | + AD7877_POL(ts->stopacq_polarity) | + AD7877_AVG(ts->averaging) | AD7877_PM(1) | + AD7877_TMR(ts->pen_down_acc_interval) | + AD7877_ACQ(ts->acquisition_time) | + AD7877_FCD(ts->first_conversion_delay); + + ad7877_write(spi, AD7877_REG_CTRL2, ts->cmd_crtl2); + + ts->cmd_crtl1 = AD7877_WRITEADD(AD7877_REG_CTRL1) | + AD7877_READADD(AD7877_REG_XPLUS-1) | + AD7877_MODE_SEQ1 | AD7877_DFR; + + ad7877_write(spi, AD7877_REG_CTRL1, ts->cmd_crtl1); + + ts->cmd_dummy = 0; + + m = &ts->msg; + + spi_message_init(m); + + m->complete = ad7877_callback; + m->context = ts; + + ts->xfer[0].tx_buf = &ts->cmd_crtl1; + ts->xfer[0].len = 2; + + spi_message_add_tail(&ts->xfer[0], m); + + ts->xfer[1].tx_buf = &ts->cmd_dummy; /* Send ZERO */ + ts->xfer[1].len = 2; + + spi_message_add_tail(&ts->xfer[1], m); + + for (i = 0; i < 11; i++) { + ts->xfer[i + 2].rx_buf = &ts->conversion_data[AD7877_SEQ_YPOS + i]; + ts->xfer[i + 2].len = 2; + spi_message_add_tail(&ts->xfer[i + 2], m); + } +} + +static int __devinit ad7877_probe(struct spi_device *spi) +{ + struct ad7877 *ts; + struct input_dev *input_dev; + struct ad7877_platform_data *pdata = spi->dev.platform_data; + int err; + u16 verify; + + if (!spi->irq) { + dev_dbg(&spi->dev, "no IRQ?\n"); + return -ENODEV; + } + + if (!pdata) { + dev_dbg(&spi->dev, "no platform data?\n"); + return -ENODEV; + } + + /* don't exceed max specified SPI CLK frequency */ + if (spi->max_speed_hz > MAX_SPI_FREQ_HZ) { + dev_dbg(&spi->dev, "SPI CLK %d Hz?\n",spi->max_speed_hz); + return -EINVAL; + } + + ts = kzalloc(sizeof(struct ad7877), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!ts || !input_dev) { + err = -ENOMEM; + goto err_free_mem; + } + + dev_set_drvdata(&spi->dev, ts); + ts->spi = spi; + ts->input = input_dev; + + setup_timer(&ts->timer, ad7877_timer, (unsigned long) ts); + mutex_init(&ts->mutex); + spin_lock_init(&ts->lock); + + ts->model = pdata->model ? : 7877; + ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100; + ts->x_plate_ohms = pdata->x_plate_ohms ? : 400; + ts->pressure_max = pdata->pressure_max ? : ~0; + + ts->stopacq_polarity = pdata->stopacq_polarity; + ts->first_conversion_delay = pdata->first_conversion_delay; + ts->acquisition_time = pdata->acquisition_time; + ts->averaging = pdata->averaging; + ts->pen_down_acc_interval = pdata->pen_down_acc_interval; + + snprintf(ts->phys, sizeof(ts->phys), "%s/input0", dev_name(&spi->dev)); + + input_dev->name = "AD7877 Touchscreen"; + input_dev->phys = ts->phys; + input_dev->dev.parent = &spi->dev; + + __set_bit(EV_ABS, input_dev->evbit); + __set_bit(ABS_X, input_dev->absbit); + __set_bit(ABS_Y, input_dev->absbit); + __set_bit(ABS_PRESSURE, input_dev->absbit); + + input_set_abs_params(input_dev, ABS_X, + pdata->x_min ? : 0, + pdata->x_max ? : MAX_12BIT, + 0, 0); + input_set_abs_params(input_dev, ABS_Y, + pdata->y_min ? : 0, + pdata->y_max ? : MAX_12BIT, + 0, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, + pdata->pressure_min, pdata->pressure_max, 0, 0); + + ad7877_write(spi, AD7877_REG_SEQ1, AD7877_MM_SEQUENCE); + + verify = ad7877_read(spi, AD7877_REG_SEQ1); + + if (verify != AD7877_MM_SEQUENCE){ + dev_err(&spi->dev, "%s: Failed to probe %s\n", + dev_name(&spi->dev), input_dev->name); + err = -ENODEV; + goto err_free_mem; + } + + if (gpio3) + ad7877_write(spi, AD7877_REG_EXTWRITE, AD7877_EXTW_GPIO_3_CONF); + + ad7877_setup_ts_def_msg(spi, ts); + + /* Request AD7877 /DAV GPIO interrupt */ + + err = request_irq(spi->irq, ad7877_irq, IRQF_TRIGGER_FALLING | + IRQF_SAMPLE_RANDOM, spi->dev.driver->name, ts); + if (err) { + dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq); + goto err_free_mem; + } + + err = sysfs_create_group(&spi->dev.kobj, &ad7877_attr_group); + if (err) + goto err_free_irq; + + err = device_create_file(&spi->dev, + gpio3 ? &dev_attr_gpio3 : &dev_attr_aux3); + if (err) + goto err_remove_attr_group; + + err = input_register_device(input_dev); + if (err) + goto err_remove_attr; + + return 0; + +err_remove_attr: + device_remove_file(&spi->dev, + gpio3 ? &dev_attr_gpio3 : &dev_attr_aux3); +err_remove_attr_group: + sysfs_remove_group(&spi->dev.kobj, &ad7877_attr_group); +err_free_irq: + free_irq(spi->irq, ts); +err_free_mem: + input_free_device(input_dev); + kfree(ts); + dev_set_drvdata(&spi->dev, NULL); + return err; +} + +static int __devexit ad7877_remove(struct spi_device *spi) +{ + struct ad7877 *ts = dev_get_drvdata(&spi->dev); + + sysfs_remove_group(&spi->dev.kobj, &ad7877_attr_group); + device_remove_file(&spi->dev, + gpio3 ? &dev_attr_gpio3 : &dev_attr_aux3); + + ad7877_disable(ts); + free_irq(ts->spi->irq, ts); + + input_unregister_device(ts->input); + kfree(ts); + + dev_dbg(&spi->dev, "unregistered touchscreen\n"); + dev_set_drvdata(&spi->dev, NULL); + + return 0; +} + +#ifdef CONFIG_PM +static int ad7877_suspend(struct spi_device *spi, pm_message_t message) +{ + struct ad7877 *ts = dev_get_drvdata(&spi->dev); + + ad7877_disable(ts); + + return 0; +} + +static int ad7877_resume(struct spi_device *spi) +{ + struct ad7877 *ts = dev_get_drvdata(&spi->dev); + + ad7877_enable(ts); + + return 0; +} +#else +#define ad7877_suspend NULL +#define ad7877_resume NULL +#endif + +static struct spi_driver ad7877_driver = { + .driver = { + .name = "ad7877", + .bus = &spi_bus_type, + .owner = THIS_MODULE, + }, + .probe = ad7877_probe, + .remove = __devexit_p(ad7877_remove), + .suspend = ad7877_suspend, + .resume = ad7877_resume, +}; + +static int __init ad7877_init(void) +{ + return spi_register_driver(&ad7877_driver); +} +module_init(ad7877_init); + +static void __exit ad7877_exit(void) +{ + spi_unregister_driver(&ad7877_driver); +} +module_exit(ad7877_exit); + +MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); +MODULE_DESCRIPTION("AD7877 touchscreen Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c new file mode 100644 index 000000000000..ea4c61d68683 --- /dev/null +++ b/drivers/input/touchscreen/ad7879.c @@ -0,0 +1,782 @@ +/* + * Copyright (C) 2008 Michael Hennerich, Analog Devices Inc. + * + * Description: AD7879 based touchscreen, and GPIO driver (I2C/SPI Interface) + * + * Bugs: Enter bugs at http://blackfin.uclinux.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. + * + * 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, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + * History: + * Copyright (c) 2005 David Brownell + * Copyright (c) 2006 Nokia Corporation + * Various changes: Imre Deak <imre.deak@nokia.com> + * + * Using code from: + * - corgi_ts.c + * Copyright (C) 2004-2005 Richard Purdie + * - omap_ts.[hc], ads7846.h, ts_osk.c + * Copyright (C) 2002 MontaVista Software + * Copyright (C) 2004 Texas Instruments + * Copyright (C) 2005 Dirk Behme + * - ad7877.c + * Copyright (C) 2006-2008 Analog Devices Inc. + */ + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/slab.h> +#include <linux/workqueue.h> +#include <linux/spi/spi.h> +#include <linux/i2c.h> + +#include <linux/spi/ad7879.h> + +#define AD7879_REG_ZEROS 0 +#define AD7879_REG_CTRL1 1 +#define AD7879_REG_CTRL2 2 +#define AD7879_REG_CTRL3 3 +#define AD7879_REG_AUX1HIGH 4 +#define AD7879_REG_AUX1LOW 5 +#define AD7879_REG_TEMP1HIGH 6 +#define AD7879_REG_TEMP1LOW 7 +#define AD7879_REG_XPLUS 8 +#define AD7879_REG_YPLUS 9 +#define AD7879_REG_Z1 10 +#define AD7879_REG_Z2 11 +#define AD7879_REG_AUXVBAT 12 +#define AD7879_REG_TEMP 13 +#define AD7879_REG_REVID 14 + +/* Control REG 1 */ +#define AD7879_TMR(x) ((x & 0xFF) << 0) +#define AD7879_ACQ(x) ((x & 0x3) << 8) +#define AD7879_MODE_NOC (0 << 10) /* Do not convert */ +#define AD7879_MODE_SCC (1 << 10) /* Single channel conversion */ +#define AD7879_MODE_SEQ0 (2 << 10) /* Sequence 0 in Slave Mode */ +#define AD7879_MODE_SEQ1 (3 << 10) /* Sequence 1 in Master Mode */ +#define AD7879_MODE_INT (1 << 15) /* PENIRQ disabled INT enabled */ + +/* Control REG 2 */ +#define AD7879_FCD(x) ((x & 0x3) << 0) +#define AD7879_RESET (1 << 4) +#define AD7879_MFS(x) ((x & 0x3) << 5) +#define AD7879_AVG(x) ((x & 0x3) << 7) +#define AD7879_SER (1 << 9) /* non-differential */ +#define AD7879_DFR (0 << 9) /* differential */ +#define AD7879_GPIOPOL (1 << 10) +#define AD7879_GPIODIR (1 << 11) +#define AD7879_GPIO_DATA (1 << 12) +#define AD7879_GPIO_EN (1 << 13) +#define AD7879_PM(x) ((x & 0x3) << 14) +#define AD7879_PM_SHUTDOWN (0) +#define AD7879_PM_DYN (1) +#define AD7879_PM_FULLON (2) + +/* Control REG 3 */ +#define AD7879_TEMPMASK_BIT (1<<15) +#define AD7879_AUXVBATMASK_BIT (1<<14) +#define AD7879_INTMODE_BIT (1<<13) +#define AD7879_GPIOALERTMASK_BIT (1<<12) +#define AD7879_AUXLOW_BIT (1<<11) +#define AD7879_AUXHIGH_BIT (1<<10) +#define AD7879_TEMPLOW_BIT (1<<9) +#define AD7879_TEMPHIGH_BIT (1<<8) +#define AD7879_YPLUS_BIT (1<<7) +#define AD7879_XPLUS_BIT (1<<6) +#define AD7879_Z1_BIT (1<<5) +#define AD7879_Z2_BIT (1<<4) +#define AD7879_AUX_BIT (1<<3) +#define AD7879_VBAT_BIT (1<<2) +#define AD7879_TEMP_BIT (1<<1) + +enum { + AD7879_SEQ_XPOS = 0, + AD7879_SEQ_YPOS = 1, + AD7879_SEQ_Z1 = 2, + AD7879_SEQ_Z2 = 3, + AD7879_NR_SENSE = 4, +}; + +#define MAX_12BIT ((1<<12)-1) +#define TS_PEN_UP_TIMEOUT msecs_to_jiffies(50) + +#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE) +#define AD7879_DEVID 0x7A +typedef struct spi_device bus_device; +#elif defined(CONFIG_TOUCHSCREEN_AD7879_I2C) || defined(CONFIG_TOUCHSCREEN_AD7879_I2C_MODULE) +#define AD7879_DEVID 0x79 +typedef struct i2c_client bus_device; +#endif + +struct ad7879 { + bus_device *bus; + struct input_dev *input; + struct work_struct work; + struct timer_list timer; + + struct mutex mutex; + unsigned disabled:1; /* P: mutex */ + +#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE) + struct spi_message msg; + struct spi_transfer xfer[AD7879_NR_SENSE + 1]; + u16 cmd; +#endif + u16 conversion_data[AD7879_NR_SENSE]; + char phys[32]; + u8 first_conversion_delay; + u8 acquisition_time; + u8 averaging; + u8 pen_down_acc_interval; + u8 median; + u16 x_plate_ohms; + u16 pressure_max; + u16 gpio_init; + u16 cmd_crtl1; + u16 cmd_crtl2; + u16 cmd_crtl3; + unsigned gpio:1; +}; + +static int ad7879_read(bus_device *, u8); +static int ad7879_write(bus_device *, u8, u16); +static void ad7879_collect(struct ad7879 *); + +static void ad7879_report(struct ad7879 *ts) +{ + struct input_dev *input_dev = ts->input; + unsigned Rt; + u16 x, y, z1, z2; + + x = ts->conversion_data[AD7879_SEQ_XPOS] & MAX_12BIT; + y = ts->conversion_data[AD7879_SEQ_YPOS] & MAX_12BIT; + z1 = ts->conversion_data[AD7879_SEQ_Z1] & MAX_12BIT; + z2 = ts->conversion_data[AD7879_SEQ_Z2] & MAX_12BIT; + + /* + * The samples processed here are already preprocessed by the AD7879. + * The preprocessing function consists of a median and an averaging filter. + * The combination of these two techniques provides a robust solution, + * discarding the spurious noise in the signal and keeping only the data of interest. + * The size of both filters is programmable. (dev.platform_data, see linux/spi/ad7879.h) + * Other user-programmable conversion controls include variable acquisition time, + * and first conversion delay. Up to 16 averages can be taken per conversion. + */ + + if (likely(x && z1)) { + /* compute touch pressure resistance using equation #1 */ + Rt = (z2 - z1) * x * ts->x_plate_ohms; + Rt /= z1; + Rt = (Rt + 2047) >> 12; + + input_report_abs(input_dev, ABS_X, x); + input_report_abs(input_dev, ABS_Y, y); + input_report_abs(input_dev, ABS_PRESSURE, Rt); + input_sync(input_dev); + } +} + +static void ad7879_work(struct work_struct *work) +{ + struct ad7879 *ts = container_of(work, struct ad7879, work); + + /* use keventd context to read the result registers */ + ad7879_collect(ts); + ad7879_report(ts); + mod_timer(&ts->timer, jiffies + TS_PEN_UP_TIMEOUT); +} + +static void ad7879_ts_event_release(struct ad7879 *ts) +{ + struct input_dev *input_dev = ts->input; + + input_report_abs(input_dev, ABS_PRESSURE, 0); + input_sync(input_dev); +} + +static void ad7879_timer(unsigned long handle) +{ + struct ad7879 *ts = (void *)handle; + + ad7879_ts_event_release(ts); +} + +static irqreturn_t ad7879_irq(int irq, void *handle) +{ + struct ad7879 *ts = handle; + + /* The repeated conversion sequencer controlled by TMR kicked off too fast. + * We ignore the last and process the sample sequence currently in the queue. + * It can't be older than 9.4ms + */ + + if (!work_pending(&ts->work)) + schedule_work(&ts->work); + + return IRQ_HANDLED; +} + +static void ad7879_setup(struct ad7879 *ts) +{ + ts->cmd_crtl3 = AD7879_YPLUS_BIT | + AD7879_XPLUS_BIT | + AD7879_Z2_BIT | + AD7879_Z1_BIT | + AD7879_TEMPMASK_BIT | + AD7879_AUXVBATMASK_BIT | + AD7879_GPIOALERTMASK_BIT; + + ts->cmd_crtl2 = AD7879_PM(AD7879_PM_DYN) | AD7879_DFR | + AD7879_AVG(ts->averaging) | + AD7879_MFS(ts->median) | + AD7879_FCD(ts->first_conversion_delay) | + ts->gpio_init; + + ts->cmd_crtl1 = AD7879_MODE_INT | AD7879_MODE_SEQ1 | + AD7879_ACQ(ts->acquisition_time) | + AD7879_TMR(ts->pen_down_acc_interval); + + ad7879_write(ts->bus, AD7879_REG_CTRL2, ts->cmd_crtl2); + ad7879_write(ts->bus, AD7879_REG_CTRL3, ts->cmd_crtl3); + ad7879_write(ts->bus, AD7879_REG_CTRL1, ts->cmd_crtl1); +} + +static void ad7879_disable(struct ad7879 *ts) +{ + mutex_lock(&ts->mutex); + + if (!ts->disabled) { + + ts->disabled = 1; + disable_irq(ts->bus->irq); + + cancel_work_sync(&ts->work); + + if (del_timer_sync(&ts->timer)) + ad7879_ts_event_release(ts); + + ad7879_write(ts->bus, AD7879_REG_CTRL2, + AD7879_PM(AD7879_PM_SHUTDOWN)); + } + + mutex_unlock(&ts->mutex); +} + +static void ad7879_enable(struct ad7879 *ts) +{ + mutex_lock(&ts->mutex); + + if (ts->disabled) { + ad7879_setup(ts); + ts->disabled = 0; + enable_irq(ts->bus->irq); + } + + mutex_unlock(&ts->mutex); +} + +static ssize_t ad7879_disable_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ad7879 *ts = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", ts->disabled); +} + +static ssize_t ad7879_disable_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ad7879 *ts = dev_get_drvdata(dev); + unsigned long val; + int error; + + error = strict_strtoul(buf, 10, &val); + if (error) + return error; + + if (val) + ad7879_disable(ts); + else + ad7879_enable(ts); + + return count; +} + +static DEVICE_ATTR(disable, 0664, ad7879_disable_show, ad7879_disable_store); + +static ssize_t ad7879_gpio_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ad7879 *ts = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", ts->gpio); +} + +static ssize_t ad7879_gpio_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ad7879 *ts = dev_get_drvdata(dev); + unsigned long val; + int error; + + error = strict_strtoul(buf, 10, &val); + if (error) + return error; + + mutex_lock(&ts->mutex); + ts->gpio = !!val; + error = ad7879_write(ts->bus, AD7879_REG_CTRL2, + ts->gpio ? + ts->cmd_crtl2 & ~AD7879_GPIO_DATA : + ts->cmd_crtl2 | AD7879_GPIO_DATA); + mutex_unlock(&ts->mutex); + + return error ? : count; +} + +static DEVICE_ATTR(gpio, 0664, ad7879_gpio_show, ad7879_gpio_store); + +static struct attribute *ad7879_attributes[] = { + &dev_attr_disable.attr, + &dev_attr_gpio.attr, + NULL +}; + +static const struct attribute_group ad7879_attr_group = { + .attrs = ad7879_attributes, +}; + +static int __devinit ad7879_construct(bus_device *bus, struct ad7879 *ts) +{ + struct input_dev *input_dev; + struct ad7879_platform_data *pdata = bus->dev.platform_data; + int err; + u16 revid; + + if (!bus->irq) { + dev_err(&bus->dev, "no IRQ?\n"); + return -ENODEV; + } + + if (!pdata) { + dev_err(&bus->dev, "no platform data?\n"); + return -ENODEV; + } + + input_dev = input_allocate_device(); + if (!input_dev) + return -ENOMEM; + + ts->input = input_dev; + + setup_timer(&ts->timer, ad7879_timer, (unsigned long) ts); + INIT_WORK(&ts->work, ad7879_work); + mutex_init(&ts->mutex); + + ts->x_plate_ohms = pdata->x_plate_ohms ? : 400; + ts->pressure_max = pdata->pressure_max ? : ~0; + + ts->first_conversion_delay = pdata->first_conversion_delay; + ts->acquisition_time = pdata->acquisition_time; + ts->averaging = pdata->averaging; + ts->pen_down_acc_interval = pdata->pen_down_acc_interval; + ts->median = pdata->median; + + if (pdata->gpio_output) + ts->gpio_init = AD7879_GPIO_EN | + (pdata->gpio_default ? 0 : AD7879_GPIO_DATA); + else + ts->gpio_init = AD7879_GPIO_EN | AD7879_GPIODIR; + + snprintf(ts->phys, sizeof(ts->phys), "%s/input0", dev_name(&bus->dev)); + + input_dev->name = "AD7879 Touchscreen"; + input_dev->phys = ts->phys; + input_dev->dev.parent = &bus->dev; + + __set_bit(EV_ABS, input_dev->evbit); + __set_bit(ABS_X, input_dev->absbit); + __set_bit(ABS_Y, input_dev->absbit); + __set_bit(ABS_PRESSURE, input_dev->absbit); + + input_set_abs_params(input_dev, ABS_X, + pdata->x_min ? : 0, + pdata->x_max ? : MAX_12BIT, + 0, 0); + input_set_abs_params(input_dev, ABS_Y, + pdata->y_min ? : 0, + pdata->y_max ? : MAX_12BIT, + 0, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, + pdata->pressure_min, pdata->pressure_max, 0, 0); + + err = ad7879_write(bus, AD7879_REG_CTRL2, AD7879_RESET); + + if (err < 0) { + dev_err(&bus->dev, "Failed to write %s\n", input_dev->name); + goto err_free_mem; + } + + revid = ad7879_read(bus, AD7879_REG_REVID); + + if ((revid & 0xFF) != AD7879_DEVID) { + dev_err(&bus->dev, "Failed to probe %s\n", input_dev->name); + err = -ENODEV; + goto err_free_mem; + } + + ad7879_setup(ts); + + err = request_irq(bus->irq, ad7879_irq, + IRQF_TRIGGER_FALLING | IRQF_SAMPLE_RANDOM, + bus->dev.driver->name, ts); + + if (err) { + dev_err(&bus->dev, "irq %d busy?\n", bus->irq); + goto err_free_mem; + } + + err = sysfs_create_group(&bus->dev.kobj, &ad7879_attr_group); + if (err) + goto err_free_irq; + + err = input_register_device(input_dev); + if (err) + goto err_remove_attr; + + dev_info(&bus->dev, "Rev.%d touchscreen, irq %d\n", + revid >> 8, bus->irq); + + return 0; + +err_remove_attr: + sysfs_remove_group(&bus->dev.kobj, &ad7879_attr_group); +err_free_irq: + free_irq(bus->irq, ts); +err_free_mem: + input_free_device(input_dev); + + return err; +} + +static int __devexit ad7879_destroy(bus_device *bus, struct ad7879 *ts) +{ + ad7879_disable(ts); + sysfs_remove_group(&ts->bus->dev.kobj, &ad7879_attr_group); + free_irq(ts->bus->irq, ts); + input_unregister_device(ts->input); + dev_dbg(&bus->dev, "unregistered touchscreen\n"); + + return 0; +} + +#ifdef CONFIG_PM +static int ad7879_suspend(bus_device *bus, pm_message_t message) +{ + struct ad7879 *ts = dev_get_drvdata(&bus->dev); + + ad7879_disable(ts); + + return 0; +} + +static int ad7879_resume(bus_device *bus) +{ + struct ad7879 *ts = dev_get_drvdata(&bus->dev); + + ad7879_enable(ts); + + return 0; +} +#else +#define ad7879_suspend NULL +#define ad7879_resume NULL +#endif + +#if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE) +#define MAX_SPI_FREQ_HZ 5000000 +#define AD7879_CMD_MAGIC 0xE000 +#define AD7879_CMD_READ (1 << 10) +#define AD7879_WRITECMD(reg) (AD7879_CMD_MAGIC | (reg & 0xF)) +#define AD7879_READCMD(reg) (AD7879_CMD_MAGIC | AD7879_CMD_READ | (reg & 0xF)) + +struct ser_req { + u16 command; + u16 data; + struct spi_message msg; + struct spi_transfer xfer[2]; +}; + +/* + * ad7879_read/write are only used for initial setup and for sysfs controls. + * The main traffic is done in ad7879_collect(). + */ + +static int ad7879_read(struct spi_device *spi, u8 reg) +{ + struct ser_req *req; + int status, ret; + + req = kzalloc(sizeof *req, GFP_KERNEL); + if (!req) + return -ENOMEM; + + spi_message_init(&req->msg); + + req->command = (u16) AD7879_READCMD(reg); + req->xfer[0].tx_buf = &req->command; + req->xfer[0].len = 2; + + req->xfer[1].rx_buf = &req->data; + req->xfer[1].len = 2; + + spi_message_add_tail(&req->xfer[0], &req->msg); + spi_message_add_tail(&req->xfer[1], &req->msg); + + status = spi_sync(spi, &req->msg); + ret = status ? : req->data; + + kfree(req); + + return ret; +} + +static int ad7879_write(struct spi_device *spi, u8 reg, u16 val) +{ + struct ser_req *req; + int status; + + req = kzalloc(sizeof *req, GFP_KERNEL); + if (!req) + return -ENOMEM; + + spi_message_init(&req->msg); + + req->command = (u16) AD7879_WRITECMD(reg); + req->xfer[0].tx_buf = &req->command; + req->xfer[0].len = 2; + + req->data = val; + req->xfer[1].tx_buf = &req->data; + req->xfer[1].len = 2; + + spi_message_add_tail(&req->xfer[0], &req->msg); + spi_message_add_tail(&req->xfer[1], &req->msg); + + status = spi_sync(spi, &req->msg); + + kfree(req); + + return status; +} + +static void ad7879_collect(struct ad7879 *ts) +{ + int status = spi_sync(ts->bus, &ts->msg); + + if (status) + dev_err(&ts->bus->dev, "spi_sync --> %d\n", status); +} + +static void ad7879_setup_ts_def_msg(struct ad7879 *ts) +{ + struct spi_message *m; + int i; + + ts->cmd = (u16) AD7879_READCMD(AD7879_REG_XPLUS); + + m = &ts->msg; + spi_message_init(m); + ts->xfer[0].tx_buf = &ts->cmd; + ts->xfer[0].len = 2; + + spi_message_add_tail(&ts->xfer[0], m); + + for (i = 0; i < AD7879_NR_SENSE; i++) { + ts->xfer[i + 1].rx_buf = &ts->conversion_data[i]; + ts->xfer[i + 1].len = 2; + spi_message_add_tail(&ts->xfer[i + 1], m); + } +} + +static int __devinit ad7879_probe(struct spi_device *spi) +{ + struct ad7879 *ts; + int error; + + /* don't exceed max specified SPI CLK frequency */ + if (spi->max_speed_hz > MAX_SPI_FREQ_HZ) { + dev_err(&spi->dev, "SPI CLK %d Hz?\n", spi->max_speed_hz); + return -EINVAL; + } + + ts = kzalloc(sizeof(struct ad7879), GFP_KERNEL); + if (!ts) + return -ENOMEM; + + dev_set_drvdata(&spi->dev, ts); + ts->bus = spi; + + ad7879_setup_ts_def_msg(ts); + + error = ad7879_construct(spi, ts); + if (error) { + dev_set_drvdata(&spi->dev, NULL); + kfree(ts); + } + + return 0; +} + +static int __devexit ad7879_remove(struct spi_device *spi) +{ + struct ad7879 *ts = dev_get_drvdata(&spi->dev); + + ad7879_destroy(spi, ts); + dev_set_drvdata(&spi->dev, NULL); + kfree(ts); + + return 0; +} + +static struct spi_driver ad7879_driver = { + .driver = { + .name = "ad7879", + .bus = &spi_bus_type, + .owner = THIS_MODULE, + }, + .probe = ad7879_probe, + .remove = __devexit_p(ad7879_remove), + .suspend = ad7879_suspend, + .resume = ad7879_resume, +}; + +static int __init ad7879_init(void) +{ + return spi_register_driver(&ad7879_driver); +} +module_init(ad7879_init); + +static void __exit ad7879_exit(void) +{ + spi_unregister_driver(&ad7879_driver); +} +module_exit(ad7879_exit); + +#elif defined(CONFIG_TOUCHSCREEN_AD7879_I2C) || defined(CONFIG_TOUCHSCREEN_AD7879_I2C_MODULE) + +/* All registers are word-sized. + * AD7879 uses a high-byte first convention. + */ +static int ad7879_read(struct i2c_client *client, u8 reg) +{ + return swab16(i2c_smbus_read_word_data(client, reg)); +} + +static int ad7879_write(struct i2c_client *client, u8 reg, u16 val) +{ + return i2c_smbus_write_word_data(client, reg, swab16(val)); +} + +static void ad7879_collect(struct ad7879 *ts) +{ + int i; + + for (i = 0; i < AD7879_NR_SENSE; i++) + ts->conversion_data[i] = ad7879_read(ts->bus, + AD7879_REG_XPLUS + i); +} + +static int __devinit ad7879_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct ad7879 *ts; + int error; + + if (!i2c_check_functionality(client->adapter, + I2C_FUNC_SMBUS_WORD_DATA)) { + dev_err(&client->dev, "SMBUS Word Data not Supported\n"); + return -EIO; + } + + ts = kzalloc(sizeof(struct ad7879), GFP_KERNEL); + if (!ts) + return -ENOMEM; + + i2c_set_clientdata(client, ts); + ts->bus = client; + + error = ad7879_construct(client, ts); + if (error) { + i2c_set_clientdata(client, NULL); + kfree(ts); + } + + return 0; +} + +static int __devexit ad7879_remove(struct i2c_client *client) +{ + struct ad7879 *ts = dev_get_drvdata(&client->dev); + + ad7879_destroy(client, ts); + i2c_set_clientdata(client, NULL); + kfree(ts); + + return 0; +} + +static const struct i2c_device_id ad7879_id[] = { + { "ad7879", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, ad7879_id); + +static struct i2c_driver ad7879_driver = { + .driver = { + .name = "ad7879", + .owner = THIS_MODULE, + }, + .probe = ad7879_probe, + .remove = __devexit_p(ad7879_remove), + .suspend = ad7879_suspend, + .resume = ad7879_resume, + .id_table = ad7879_id, +}; + +static int __init ad7879_init(void) +{ + return i2c_add_driver(&ad7879_driver); +} +module_init(ad7879_init); + +static void __exit ad7879_exit(void) +{ + i2c_del_driver(&ad7879_driver); +} +module_exit(ad7879_exit); +#endif + +MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); +MODULE_DESCRIPTION("AD7879(-1) touchscreen Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c index 1d11e2be9ef8..dfa6a84ab50a 100644 --- a/drivers/input/touchscreen/mainstone-wm97xx.c +++ b/drivers/input/touchscreen/mainstone-wm97xx.c @@ -162,6 +162,7 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) input_report_abs(wm->input_dev, ABS_X, x & 0xfff); input_report_abs(wm->input_dev, ABS_Y, y & 0xfff); input_report_abs(wm->input_dev, ABS_PRESSURE, p & 0xfff); + input_report_key(wm->input_dev, BTN_TOUCH, (p != 0)); input_sync(wm->input_dev); reads++; } while (reads < cinfo[sp_idx].reads); @@ -245,7 +246,7 @@ static void wm97xx_irq_enable(struct wm97xx *wm, int enable) if (enable) enable_irq(wm->pen_irq); else - disable_irq(wm->pen_irq); + disable_irq_nosync(wm->pen_irq); } static struct wm97xx_mach_ops mainstone_mach_ops = { diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c index 54986627def0..e868264fe799 100644 --- a/drivers/input/touchscreen/ucb1400_ts.c +++ b/drivers/input/touchscreen/ucb1400_ts.c @@ -151,12 +151,14 @@ static void ucb1400_ts_evt_add(struct input_dev *idev, u16 pressure, u16 x, u16 input_report_abs(idev, ABS_X, x); input_report_abs(idev, ABS_Y, y); input_report_abs(idev, ABS_PRESSURE, pressure); + input_report_key(idev, BTN_TOUCH, 1); input_sync(idev); } static void ucb1400_ts_event_release(struct input_dev *idev) { input_report_abs(idev, ABS_PRESSURE, 0); + input_report_key(idev, BTN_TOUCH, 0); input_sync(idev); } @@ -377,7 +379,8 @@ static int ucb1400_ts_probe(struct platform_device *dev) ucb->ts_idev->id.product = ucb->id; ucb->ts_idev->open = ucb1400_ts_open; ucb->ts_idev->close = ucb1400_ts_close; - ucb->ts_idev->evbit[0] = BIT_MASK(EV_ABS); + ucb->ts_idev->evbit[0] = BIT_MASK(EV_ABS) | BIT_MASK(EV_KEY); + ucb->ts_idev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH); ucb1400_adc_enable(ucb->ac97); x_res = ucb1400_ts_read_xres(ucb); diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index d15aa11d7056..cec480bffe38 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -409,6 +409,7 @@ static int wm97xx_read_samples(struct wm97xx *wm) wm->pen_is_down = 0; dev_dbg(wm->dev, "pen up\n"); input_report_abs(wm->input_dev, ABS_PRESSURE, 0); + input_report_key(wm->input_dev, BTN_TOUCH, 0); input_sync(wm->input_dev); } else if (!(rc & RC_AGAIN)) { /* We need high frequency updates only while @@ -433,6 +434,7 @@ static int wm97xx_read_samples(struct wm97xx *wm) input_report_abs(wm->input_dev, ABS_X, data.x & 0xfff); input_report_abs(wm->input_dev, ABS_Y, data.y & 0xfff); input_report_abs(wm->input_dev, ABS_PRESSURE, data.p & 0xfff); + input_report_key(wm->input_dev, BTN_TOUCH, 1); input_sync(wm->input_dev); wm->pen_is_down = 1; wm->ts_reader_interval = wm->ts_reader_min_interval; @@ -628,18 +630,21 @@ static int wm97xx_probe(struct device *dev) wm->input_dev->phys = "wm97xx"; wm->input_dev->open = wm97xx_ts_input_open; wm->input_dev->close = wm97xx_ts_input_close; - set_bit(EV_ABS, wm->input_dev->evbit); - set_bit(ABS_X, wm->input_dev->absbit); - set_bit(ABS_Y, wm->input_dev->absbit); - set_bit(ABS_PRESSURE, wm->input_dev->absbit); + + __set_bit(EV_ABS, wm->input_dev->evbit); + __set_bit(EV_KEY, wm->input_dev->evbit); + __set_bit(BTN_TOUCH, wm->input_dev->keybit); + input_set_abs_params(wm->input_dev, ABS_X, abs_x[0], abs_x[1], abs_x[2], 0); input_set_abs_params(wm->input_dev, ABS_Y, abs_y[0], abs_y[1], abs_y[2], 0); input_set_abs_params(wm->input_dev, ABS_PRESSURE, abs_p[0], abs_p[1], abs_p[2], 0); + input_set_drvdata(wm->input_dev, wm); wm->input_dev->dev.parent = dev; + ret = input_register_device(wm->input_dev); if (ret < 0) goto dev_alloc_err; diff --git a/drivers/input/touchscreen/zylonite-wm97xx.c b/drivers/input/touchscreen/zylonite-wm97xx.c new file mode 100644 index 000000000000..41e4359c277c --- /dev/null +++ b/drivers/input/touchscreen/zylonite-wm97xx.c @@ -0,0 +1,240 @@ +/* + * zylonite-wm97xx.c -- Zylonite Continuous Touch screen driver + * + * Copyright 2004, 2007, 2008 Wolfson Microelectronics PLC. + * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> + * Parts Copyright : Ian Molton <spyro@f2s.com> + * Andrew Zabolotny <zap@homelink.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. + * + * Notes: + * This is a wm97xx extended touch driver supporting interrupt driven + * and continuous operation on Marvell Zylonite development systems + * (which have a WM9713 on board). + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/wm97xx.h> + +#include <mach/hardware.h> +#include <mach/mfp.h> +#include <mach/regs-ac97.h> + +struct continuous { + u16 id; /* codec id */ + u8 code; /* continuous code */ + u8 reads; /* number of coord reads per read cycle */ + u32 speed; /* number of coords per second */ +}; + +#define WM_READS(sp) ((sp / HZ) + 1) + +static const struct continuous cinfo[] = { + { WM9713_ID2, 0, WM_READS(94), 94 }, + { WM9713_ID2, 1, WM_READS(120), 120 }, + { WM9713_ID2, 2, WM_READS(154), 154 }, + { WM9713_ID2, 3, WM_READS(188), 188 }, +}; + +/* continuous speed index */ +static int sp_idx; + +/* + * Pen sampling frequency (Hz) in continuous mode. + */ +static int cont_rate = 200; +module_param(cont_rate, int, 0); +MODULE_PARM_DESC(cont_rate, "Sampling rate in continuous mode (Hz)"); + +/* + * Pressure readback. + * + * Set to 1 to read back pen down pressure + */ +static int pressure; +module_param(pressure, int, 0); +MODULE_PARM_DESC(pressure, "Pressure readback (1 = pressure, 0 = no pressure)"); + +/* + * AC97 touch data slot. + * + * Touch screen readback data ac97 slot + */ +static int ac97_touch_slot = 5; +module_param(ac97_touch_slot, int, 0); +MODULE_PARM_DESC(ac97_touch_slot, "Touch screen data slot AC97 number"); + + +/* flush AC97 slot 5 FIFO machines */ +static void wm97xx_acc_pen_up(struct wm97xx *wm) +{ + int i; + + msleep(1); + + for (i = 0; i < 16; i++) + MODR; +} + +static int wm97xx_acc_pen_down(struct wm97xx *wm) +{ + u16 x, y, p = 0x100 | WM97XX_ADCSEL_PRES; + int reads = 0; + static u16 last, tries; + + /* When the AC97 queue has been drained we need to allow time + * to buffer up samples otherwise we end up spinning polling + * for samples. The controller can't have a suitably low + * threashold set to use the notifications it gives. + */ + msleep(1); + + if (tries > 5) { + tries = 0; + return RC_PENUP; + } + + x = MODR; + if (x == last) { + tries++; + return RC_AGAIN; + } + last = x; + do { + if (reads) + x = MODR; + y = MODR; + if (pressure) + p = MODR; + + /* are samples valid */ + if ((x & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_X || + (y & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_Y || + (p & WM97XX_ADCSRC_MASK) != WM97XX_ADCSEL_PRES) + goto up; + + /* coordinate is good */ + tries = 0; + input_report_abs(wm->input_dev, ABS_X, x & 0xfff); + input_report_abs(wm->input_dev, ABS_Y, y & 0xfff); + input_report_abs(wm->input_dev, ABS_PRESSURE, p & 0xfff); + input_report_key(wm->input_dev, BTN_TOUCH, (p != 0)); + input_sync(wm->input_dev); + reads++; + } while (reads < cinfo[sp_idx].reads); +up: + return RC_PENDOWN | RC_AGAIN; +} + +static int wm97xx_acc_startup(struct wm97xx *wm) +{ + int idx; + + /* check we have a codec */ + if (wm->ac97 == NULL) + return -ENODEV; + + /* Go you big red fire engine */ + for (idx = 0; idx < ARRAY_SIZE(cinfo); idx++) { + if (wm->id != cinfo[idx].id) + continue; + sp_idx = idx; + if (cont_rate <= cinfo[idx].speed) + break; + } + wm->acc_rate = cinfo[sp_idx].code; + wm->acc_slot = ac97_touch_slot; + dev_info(wm->dev, + "zylonite accelerated touchscreen driver, %d samples/sec\n", + cinfo[sp_idx].speed); + + return 0; +} + +static void wm97xx_irq_enable(struct wm97xx *wm, int enable) +{ + if (enable) + enable_irq(wm->pen_irq); + else + disable_irq_nosync(wm->pen_irq); +} + +static struct wm97xx_mach_ops zylonite_mach_ops = { + .acc_enabled = 1, + .acc_pen_up = wm97xx_acc_pen_up, + .acc_pen_down = wm97xx_acc_pen_down, + .acc_startup = wm97xx_acc_startup, + .irq_enable = wm97xx_irq_enable, + .irq_gpio = WM97XX_GPIO_2, +}; + +static int zylonite_wm97xx_probe(struct platform_device *pdev) +{ + struct wm97xx *wm = platform_get_drvdata(pdev); + int gpio_touch_irq; + + if (cpu_is_pxa320()) + gpio_touch_irq = mfp_to_gpio(MFP_PIN_GPIO15); + else + gpio_touch_irq = mfp_to_gpio(MFP_PIN_GPIO26); + + wm->pen_irq = IRQ_GPIO(gpio_touch_irq); + set_irq_type(IRQ_GPIO(gpio_touch_irq), IRQ_TYPE_EDGE_BOTH); + + wm97xx_config_gpio(wm, WM97XX_GPIO_13, WM97XX_GPIO_IN, + WM97XX_GPIO_POL_HIGH, + WM97XX_GPIO_STICKY, + WM97XX_GPIO_WAKE); + wm97xx_config_gpio(wm, WM97XX_GPIO_2, WM97XX_GPIO_OUT, + WM97XX_GPIO_POL_HIGH, + WM97XX_GPIO_NOTSTICKY, + WM97XX_GPIO_NOWAKE); + + return wm97xx_register_mach_ops(wm, &zylonite_mach_ops); +} + +static int zylonite_wm97xx_remove(struct platform_device *pdev) +{ + struct wm97xx *wm = platform_get_drvdata(pdev); + + wm97xx_unregister_mach_ops(wm); + + return 0; +} + +static struct platform_driver zylonite_wm97xx_driver = { + .probe = zylonite_wm97xx_probe, + .remove = zylonite_wm97xx_remove, + .driver = { + .name = "wm97xx-touch", + }, +}; + +static int __init zylonite_wm97xx_init(void) +{ + return platform_driver_register(&zylonite_wm97xx_driver); +} + +static void __exit zylonite_wm97xx_exit(void) +{ + platform_driver_unregister(&zylonite_wm97xx_driver); +} + +module_init(zylonite_wm97xx_init); +module_exit(zylonite_wm97xx_exit); + +/* Module information */ +MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); +MODULE_DESCRIPTION("wm97xx continuous touch driver for Zylonite"); +MODULE_LICENSE("GPL"); diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index 102ef4a14c5f..d2109054de85 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -82,7 +82,7 @@ static int __devinit create_gpio_led(const struct gpio_led *template, if (!gpio_is_valid(template->gpio)) { printk(KERN_INFO "Skipping unavilable LED gpio %d (%s)\n", template->gpio, template->name); - return; + return 0; } ret = gpio_request(template->gpio, template->name); diff --git a/drivers/media/dvb/ttpci/Kconfig b/drivers/media/dvb/ttpci/Kconfig index 772990415f99..68eb4493f991 100644 --- a/drivers/media/dvb/ttpci/Kconfig +++ b/drivers/media/dvb/ttpci/Kconfig @@ -28,25 +28,12 @@ config DVB_AV7110 download/extract it, and then copy it to /usr/lib/hotplug/firmware or /lib/firmware (depending on configuration of firmware hotplug). - Say Y if you own such a card and want to use it. - -config DVB_AV7110_FIRMWARE - bool "Compile AV7110 firmware into the driver" - depends on DVB_AV7110 && !STANDALONE - default y if DVB_AV7110=y - help - The AV7110 firmware is normally loaded by the firmware hotplug manager. - If you want to compile the firmware into the driver you need to say - Y here and provide the correct path of the firmware. You need this - option if you want to compile the whole driver statically into the - kernel. + Alternatively, you can download the file and use the kernel's + EXTRA_FIRMWARE configuration option to build it into your + kernel image by adding the filename to the EXTRA_FIRMWARE + configuration option string. - All other people say N. - -config DVB_AV7110_FIRMWARE_FILE - string "Full pathname of av7110 firmware file" - depends on DVB_AV7110_FIRMWARE - default "/usr/lib/hotplug/firmware/dvb-ttpci-01.fw" + Say Y if you own such a card and want to use it. config DVB_AV7110_OSD bool "AV7110 OSD support" diff --git a/drivers/media/dvb/ttpci/Makefile b/drivers/media/dvb/ttpci/Makefile index 71451237294c..8a4d5bb20a5b 100644 --- a/drivers/media/dvb/ttpci/Makefile +++ b/drivers/media/dvb/ttpci/Makefile @@ -19,12 +19,3 @@ obj-$(CONFIG_DVB_AV7110) += dvb-ttpci.o EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/ EXTRA_CFLAGS += -Idrivers/media/common/tuners - -hostprogs-y := fdump - -ifeq ($(CONFIG_DVB_AV7110_FIRMWARE),y) -$(obj)/av7110.o: $(obj)/av7110_firm.h - -$(obj)/av7110_firm.h: $(obj)/fdump - $(obj)/fdump $(CONFIG_DVB_AV7110_FIRMWARE_FILE) dvb_ttpci_fw $@ -endif diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c index 4624cee93e74..d1d959ed37b7 100644 --- a/drivers/media/dvb/ttpci/av7110.c +++ b/drivers/media/dvb/ttpci/av7110.c @@ -1518,20 +1518,6 @@ static int check_firmware(struct av7110* av7110) return 0; } -#ifdef CONFIG_DVB_AV7110_FIRMWARE_FILE -#include "av7110_firm.h" -static void put_firmware(struct av7110* av7110) -{ - av7110->bin_fw = NULL; -} - -static inline int get_firmware(struct av7110* av7110) -{ - av7110->bin_fw = dvb_ttpci_fw; - av7110->size_fw = sizeof(dvb_ttpci_fw); - return check_firmware(av7110); -} -#else static void put_firmware(struct av7110* av7110) { vfree(av7110->bin_fw); @@ -1580,8 +1566,6 @@ static int get_firmware(struct av7110* av7110) release_firmware(fw); return ret; } -#endif - static int alps_bsrv2_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters *params) { diff --git a/drivers/media/dvb/ttpci/av7110_hw.c b/drivers/media/dvb/ttpci/av7110_hw.c index 3a3f5279e927..5e3f88911a1d 100644 --- a/drivers/media/dvb/ttpci/av7110_hw.c +++ b/drivers/media/dvb/ttpci/av7110_hw.c @@ -198,29 +198,10 @@ static int load_dram(struct av7110 *av7110, u32 *data, int len) /* we cannot write av7110 DRAM directly, so load a bootloader into * the DPRAM which implements a simple boot protocol */ -static u8 bootcode[] = { - 0xea, 0x00, 0x00, 0x0e, 0xe1, 0xb0, 0xf0, 0x0e, 0xe2, 0x5e, 0xf0, 0x04, - 0xe2, 0x5e, 0xf0, 0x04, 0xe2, 0x5e, 0xf0, 0x08, 0xe2, 0x5e, 0xf0, 0x04, - 0xe2, 0x5e, 0xf0, 0x04, 0xe2, 0x5e, 0xf0, 0x04, 0x2c, 0x00, 0x00, 0x24, - 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x2c, 0x00, 0x00, 0x34, - 0x00, 0x00, 0x00, 0x00, 0xa5, 0xa5, 0x5a, 0x5a, 0x00, 0x1f, 0x15, 0x55, - 0x00, 0x00, 0x00, 0x09, 0xe5, 0x9f, 0xd0, 0x7c, 0xe5, 0x9f, 0x40, 0x74, - 0xe3, 0xa0, 0x00, 0x00, 0xe5, 0x84, 0x00, 0x00, 0xe5, 0x84, 0x00, 0x04, - 0xe5, 0x9f, 0x10, 0x70, 0xe5, 0x9f, 0x20, 0x70, 0xe5, 0x9f, 0x30, 0x64, - 0xe8, 0xb1, 0x1f, 0xe0, 0xe8, 0xa3, 0x1f, 0xe0, 0xe1, 0x51, 0x00, 0x02, - 0xda, 0xff, 0xff, 0xfb, 0xe5, 0x9f, 0xf0, 0x50, 0xe1, 0xd4, 0x10, 0xb0, - 0xe3, 0x51, 0x00, 0x00, 0x0a, 0xff, 0xff, 0xfc, 0xe1, 0xa0, 0x10, 0x0d, - 0xe5, 0x94, 0x30, 0x04, 0xe1, 0xd4, 0x20, 0xb2, 0xe2, 0x82, 0x20, 0x3f, - 0xe1, 0xb0, 0x23, 0x22, 0x03, 0xa0, 0x00, 0x02, 0xe1, 0xc4, 0x00, 0xb0, - 0x0a, 0xff, 0xff, 0xf4, 0xe8, 0xb1, 0x1f, 0xe0, 0xe8, 0xa3, 0x1f, 0xe0, - 0xe8, 0xb1, 0x1f, 0xe0, 0xe8, 0xa3, 0x1f, 0xe0, 0xe2, 0x52, 0x20, 0x01, - 0x1a, 0xff, 0xff, 0xf9, 0xe2, 0x2d, 0xdb, 0x05, 0xea, 0xff, 0xff, 0xec, - 0x2c, 0x00, 0x03, 0xf8, 0x2c, 0x00, 0x04, 0x00, 0x9e, 0x00, 0x08, 0x00, - 0x2c, 0x00, 0x00, 0x74, 0x2c, 0x00, 0x00, 0xc0 -}; - int av7110_bootarm(struct av7110 *av7110) { + const struct firmware *fw; + const char *fw_name = "av7110/bootcode.bin"; struct saa7146_dev *dev = av7110->dev; u32 ret; int i; @@ -261,7 +242,15 @@ int av7110_bootarm(struct av7110 *av7110) //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT); //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT); - mwdebi(av7110, DEBISWAB, DPRAM_BASE, bootcode, sizeof(bootcode)); + ret = request_firmware(&fw, fw_name, &dev->pci->dev); + if (ret) { + printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n", + fw_name); + return ret; + } + + mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size); + release_firmware(fw); iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); if (saa7146_wait_for_debi_done(av7110->dev, 1)) { @@ -302,7 +291,7 @@ int av7110_bootarm(struct av7110 *av7110) av7110->arm_ready = 1; return 0; } - +MODULE_FIRMWARE("av7110/bootcode.bin"); /**************************************************************************** * DEBI command polling diff --git a/drivers/media/dvb/ttpci/av7110_hw.h b/drivers/media/dvb/ttpci/av7110_hw.h index ca99e5c1fc8a..1634aba5cb84 100644 --- a/drivers/media/dvb/ttpci/av7110_hw.h +++ b/drivers/media/dvb/ttpci/av7110_hw.h @@ -390,7 +390,8 @@ static inline void iwdebi(struct av7110 *av7110, u32 config, int addr, u32 val, } /* buffer writes */ -static inline void mwdebi(struct av7110 *av7110, u32 config, int addr, u8 *val, int count) +static inline void mwdebi(struct av7110 *av7110, u32 config, int addr, + const u8 *val, int count) { memcpy(av7110->debi_virt, val, count); av7110_debiwrite(av7110, config, addr, 0, count); diff --git a/drivers/media/dvb/ttpci/fdump.c b/drivers/media/dvb/ttpci/fdump.c deleted file mode 100644 index c90001d35e7d..000000000000 --- a/drivers/media/dvb/ttpci/fdump.c +++ /dev/null @@ -1,44 +0,0 @@ -#include <stdio.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> - -int main(int argc, char **argv) -{ - unsigned char buf[8]; - unsigned int i, count, bytes = 0; - FILE *fd_in, *fd_out; - - if (argc != 4) { - fprintf(stderr, "\n\tusage: %s <ucode.bin> <array_name> <output_name>\n\n", argv[0]); - return -1; - } - - fd_in = fopen(argv[1], "rb"); - if (fd_in == NULL) { - fprintf(stderr, "firmware file '%s' not found\n", argv[1]); - return -1; - } - - fd_out = fopen(argv[3], "w+"); - if (fd_out == NULL) { - fprintf(stderr, "cannot create output file '%s'\n", argv[3]); - return -1; - } - - fprintf(fd_out, "\n#include <asm/types.h>\n\nu8 %s [] = {", argv[2]); - - while ((count = fread(buf, 1, 8, fd_in)) > 0) { - fprintf(fd_out, "\n\t"); - for (i = 0; i < count; i++, bytes++) - fprintf(fd_out, "0x%02x, ", buf[i]); - } - - fprintf(fd_out, "\n};\n\n"); - - fclose(fd_in); - fclose(fd_out); - - return 0; -} diff --git a/drivers/net/mlx4/port.c b/drivers/net/mlx4/port.c index 7cce3342ef8c..606aa58afdea 100644 --- a/drivers/net/mlx4/port.c +++ b/drivers/net/mlx4/port.c @@ -299,13 +299,14 @@ int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port) struct mlx4_cmd_mailbox *mailbox; int err; + if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) + return 0; + mailbox = mlx4_alloc_cmd_mailbox(dev); if (IS_ERR(mailbox)) return PTR_ERR(mailbox); memset(mailbox->buf, 0, 256); - if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) - return 0; ((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port]; err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_SET_PORT, diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 912308eec865..329f890e2903 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -369,7 +369,7 @@ static inline void LPD7_SMC_outsw (unsigned char* a, int r, * MN10300/AM33 configuration */ -#include <asm/unit/smc91111.h> +#include <unit/smc91111.h> #else diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c index 25a00ce4f24d..fa3a11365ec3 100644 --- a/drivers/pci/dmar.c +++ b/drivers/pci/dmar.c @@ -173,12 +173,21 @@ dmar_parse_one_drhd(struct acpi_dmar_header *header) struct dmar_drhd_unit *dmaru; int ret = 0; + drhd = (struct acpi_dmar_hardware_unit *)header; + if (!drhd->address) { + /* Promote an attitude of violence to a BIOS engineer today */ + WARN(1, "Your BIOS is broken; DMAR reported at address zero!\n" + "BIOS vendor: %s; Ver: %s; Product Version: %s\n", + dmi_get_system_info(DMI_BIOS_VENDOR), + dmi_get_system_info(DMI_BIOS_VERSION), + dmi_get_system_info(DMI_PRODUCT_VERSION)); + return -ENODEV; + } dmaru = kzalloc(sizeof(*dmaru), GFP_KERNEL); if (!dmaru) return -ENOMEM; dmaru->hdr = header; - drhd = (struct acpi_dmar_hardware_unit *)header; dmaru->reg_base_addr = drhd->address; dmaru->segment = drhd->segment; dmaru->include_all = drhd->flags & 0x1; /* BIT0: INCLUDE_ALL */ diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index fb3a3f3fca7a..001b328adf80 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -733,8 +733,8 @@ static void dma_pte_clear_range(struct dmar_domain *domain, u64 start, u64 end) start &= (((u64)1) << addr_width) - 1; end &= (((u64)1) << addr_width) - 1; /* in case it's partial page */ - start = PAGE_ALIGN(start); - end &= PAGE_MASK; + start &= PAGE_MASK; + end = PAGE_ALIGN(end); npages = (end - start) / VTD_PAGE_SIZE; /* we don't need lock here, nobody else touches the iova range */ diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 687dcf2d0154..5defe5ea5eda 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -1663,7 +1663,7 @@ qla1280_load_firmware_pio(struct scsi_qla_host *ha) /* Load RISC code. */ risc_address = ha->fwstart; - fw_data = (const __le16 *)&fw->data[4]; + fw_data = (const __le16 *)&fw->data[6]; risc_code_size = (fw->size - 6) / 2; for (i = 0; i < risc_code_size; i++) { @@ -1722,7 +1722,7 @@ qla1280_load_firmware_dma(struct scsi_qla_host *ha) /* Load RISC code. */ risc_address = ha->fwstart; - fw_data = (const __le16 *)&fw->data[4]; + fw_data = (const __le16 *)&fw->data[6]; risc_code_size = (fw->size - 6) / 2; dprintk(1, "%s: DMA RISC code (%i) words\n", diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index e1850904ff73..fbc83bebdd8e 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -38,9 +38,6 @@ static inline void scsi_log_completion(struct scsi_cmnd *cmd, int disposition) { }; #endif -/* scsi_scan.c */ -int scsi_complete_async_scans(void); - /* scsi_devinfo.c */ extern int scsi_get_device_flags(struct scsi_device *sdev, const unsigned char *vendor, diff --git a/drivers/scsi/scsi_wait_scan.c b/drivers/scsi/scsi_wait_scan.c index 8a636103083d..2f21af21269a 100644 --- a/drivers/scsi/scsi_wait_scan.c +++ b/drivers/scsi/scsi_wait_scan.c @@ -11,7 +11,7 @@ */ #include <linux/module.h> -#include "scsi_priv.h" +#include <scsi/scsi_scan.h> static int __init wait_scan_init(void) { diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 0328fd4006e5..343e3a35b6a3 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -854,7 +854,7 @@ config SERIAL_IMX_CONSOLE config SERIAL_UARTLITE tristate "Xilinx uartlite serial port support" - depends on PPC32 + depends on PPC32 || MICROBLAZE select SERIAL_CORE help Say Y here if you want to use the Xilinx uartlite serial controller. @@ -1340,7 +1340,7 @@ config SERIAL_NETX_CONSOLE config SERIAL_OF_PLATFORM tristate "Serial port on Open Firmware platform bus" - depends on PPC_OF + depends on PPC_OF || MICROBLAZE depends on SERIAL_8250 || SERIAL_OF_PLATFORM_NWPSERIAL help If you have a PowerPC based system that has serial ports diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 63024145215d..5eb8f21da82e 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -240,8 +240,6 @@ config ORION5X_WATCHDOG To compile this driver as a module, choose M here: the module will be called orion5x_wdt. -# ARM26 Architecture - # AVR32 Architecture config AT32AP700X_WDT diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile index 806b3eb08536..7f8c56b14f58 100644 --- a/drivers/watchdog/Makefile +++ b/drivers/watchdog/Makefile @@ -42,8 +42,6 @@ obj-$(CONFIG_IOP_WATCHDOG) += iop_wdt.o obj-$(CONFIG_DAVINCI_WATCHDOG) += davinci_wdt.o obj-$(CONFIG_ORION5X_WATCHDOG) += orion5x_wdt.o -# ARM26 Architecture - # AVR32 Architecture obj-$(CONFIG_AT32AP700X_WDT) += at32ap700x_wdt.o diff --git a/drivers/watchdog/at91rm9200_wdt.c b/drivers/watchdog/at91rm9200_wdt.c index e35d54589232..29e52c237a3b 100644 --- a/drivers/watchdog/at91rm9200_wdt.c +++ b/drivers/watchdog/at91rm9200_wdt.c @@ -197,7 +197,7 @@ static struct miscdevice at91wdt_miscdev = { .fops = &at91wdt_fops, }; -static int __init at91wdt_probe(struct platform_device *pdev) +static int __devinit at91wdt_probe(struct platform_device *pdev) { int res; @@ -214,7 +214,7 @@ static int __init at91wdt_probe(struct platform_device *pdev) return 0; } -static int __exit at91wdt_remove(struct platform_device *pdev) +static int __devexit at91wdt_remove(struct platform_device *pdev) { int res; @@ -252,7 +252,7 @@ static int at91wdt_resume(struct platform_device *pdev) static struct platform_driver at91wdt_driver = { .probe = at91wdt_probe, - .remove = __exit_p(at91wdt_remove), + .remove = __devexit_p(at91wdt_remove), .shutdown = at91wdt_shutdown, .suspend = at91wdt_suspend, .resume = at91wdt_resume, diff --git a/drivers/watchdog/i6300esb.c b/drivers/watchdog/i6300esb.c index 2dbe83570d65..7ba0b11ec525 100644 --- a/drivers/watchdog/i6300esb.c +++ b/drivers/watchdog/i6300esb.c @@ -52,10 +52,10 @@ #define ESB_LOCK_REG 0x68 /* WDT lock register */ /* Memory mapped registers */ -#define ESB_TIMER1_REG BASEADDR + 0x00 /* Timer1 value after each reset */ -#define ESB_TIMER2_REG BASEADDR + 0x04 /* Timer2 value after each reset */ -#define ESB_GINTSR_REG BASEADDR + 0x08 /* General Interrupt Status Register */ -#define ESB_RELOAD_REG BASEADDR + 0x0c /* Reload register */ +#define ESB_TIMER1_REG (BASEADDR + 0x00)/* Timer1 value after each reset */ +#define ESB_TIMER2_REG (BASEADDR + 0x04)/* Timer2 value after each reset */ +#define ESB_GINTSR_REG (BASEADDR + 0x08)/* General Interrupt Status Register */ +#define ESB_RELOAD_REG (BASEADDR + 0x0c)/* Reload register */ /* Lock register bits */ #define ESB_WDT_FUNC (0x01 << 2) /* Watchdog functionality */ @@ -68,6 +68,7 @@ #define ESB_WDT_INTTYPE (0x11 << 0) /* Interrupt type on timer1 timeout */ /* Reload register bits */ +#define ESB_WDT_TIMEOUT (0x01 << 9) /* Watchdog timed out */ #define ESB_WDT_RELOAD (0x01 << 8) /* prevent timeout */ /* Magic constants */ @@ -87,7 +88,6 @@ static struct platform_device *esb_platform_device; /* 30 sec default heartbeat (1 < heartbeat < 2*1023) */ #define WATCHDOG_HEARTBEAT 30 static int heartbeat = WATCHDOG_HEARTBEAT; /* in seconds */ - module_param(heartbeat, int, 0); MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (1<heartbeat<2046, default=" @@ -123,7 +123,7 @@ static int esb_timer_start(void) esb_unlock_registers(); writew(ESB_WDT_RELOAD, ESB_RELOAD_REG); /* Enable or Enable + Lock? */ - val = 0x02 | (nowayout ? 0x01 : 0x00); + val = ESB_WDT_ENABLE | (nowayout ? ESB_WDT_LOCK : 0x00); pci_write_config_byte(esb_pci, ESB_LOCK_REG, val); spin_unlock(&esb_lock); return 0; @@ -143,7 +143,7 @@ static int esb_timer_stop(void) spin_unlock(&esb_lock); /* Returns 0 if the timer was disabled, non-zero otherwise */ - return (val & 0x01); + return val & ESB_WDT_ENABLE; } static void esb_timer_keepalive(void) @@ -190,18 +190,6 @@ static int esb_timer_set_heartbeat(int time) return 0; } -static int esb_timer_read(void) -{ - u32 count; - - /* This isn't documented, and doesn't take into - * acount which stage is running, but it looks - * like a 20 bit count down, so we might as well report it. - */ - pci_read_config_dword(esb_pci, 0x64, &count); - return (int)count; -} - /* * /dev/watchdog handling */ @@ -282,7 +270,7 @@ static long esb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) sizeof(ident)) ? -EFAULT : 0; case WDIOC_GETSTATUS: - return put_user(esb_timer_read(), p); + return put_user(0, p); case WDIOC_GETBOOTSTATUS: return put_user(triggered, p); @@ -362,8 +350,6 @@ MODULE_DEVICE_TABLE(pci, esb_pci_tbl); static unsigned char __devinit esb_getdevice(void) { - u8 val1; - unsigned short val2; /* * Find the PCI device */ @@ -371,66 +357,79 @@ static unsigned char __devinit esb_getdevice(void) esb_pci = pci_get_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_9, NULL); - if (esb_pci) { - if (pci_enable_device(esb_pci)) { - printk(KERN_ERR PFX "failed to enable device\n"); - goto err_devput; - } + if (!esb_pci) + return 0; - if (pci_request_region(esb_pci, 0, ESB_MODULE_NAME)) { - printk(KERN_ERR PFX "failed to request region\n"); - goto err_disable; - } + if (pci_enable_device(esb_pci)) { + printk(KERN_ERR PFX "failed to enable device\n"); + goto err_devput; + } - BASEADDR = pci_ioremap_bar(esb_pci, 0); - if (BASEADDR == NULL) { - /* Something's wrong here, BASEADDR has to be set */ - printk(KERN_ERR PFX "failed to get BASEADDR\n"); - goto err_release; - } + if (pci_request_region(esb_pci, 0, ESB_MODULE_NAME)) { + printk(KERN_ERR PFX "failed to request region\n"); + goto err_disable; + } - /* - * The watchdog has two timers, it can be setup so that the - * expiry of timer1 results in an interrupt and the expiry of - * timer2 results in a reboot. We set it to not generate - * any interrupts as there is not much we can do with it - * right now. - * - * We also enable reboots and set the timer frequency to - * the PCI clock divided by 2^15 (approx 1KHz). - */ - pci_write_config_word(esb_pci, ESB_CONFIG_REG, 0x0003); - - /* Check that the WDT isn't already locked */ - pci_read_config_byte(esb_pci, ESB_LOCK_REG, &val1); - if (val1 & ESB_WDT_LOCK) - printk(KERN_WARNING PFX "nowayout already set\n"); - - /* Set the timer to watchdog mode and disable it for now */ - pci_write_config_byte(esb_pci, ESB_LOCK_REG, 0x00); - - /* Check if the watchdog was previously triggered */ - esb_unlock_registers(); - val2 = readw(ESB_RELOAD_REG); - triggered = (val2 & (0x01 << 9) >> 9); - - /* Reset trigger flag and timers */ - esb_unlock_registers(); - writew((0x11 << 8), ESB_RELOAD_REG); - - /* Done */ - return 1; + BASEADDR = pci_ioremap_bar(esb_pci, 0); + if (BASEADDR == NULL) { + /* Something's wrong here, BASEADDR has to be set */ + printk(KERN_ERR PFX "failed to get BASEADDR\n"); + goto err_release; + } + + /* Done */ + return 1; err_release: - pci_release_region(esb_pci, 0); + pci_release_region(esb_pci, 0); err_disable: - pci_disable_device(esb_pci); + pci_disable_device(esb_pci); err_devput: - pci_dev_put(esb_pci); - } + pci_dev_put(esb_pci); return 0; } +static void __devinit esb_initdevice(void) +{ + u8 val1; + u16 val2; + + /* + * Config register: + * Bit 5 : 0 = Enable WDT_OUTPUT + * Bit 2 : 0 = set the timer frequency to the PCI clock + * divided by 2^15 (approx 1KHz). + * Bits 1:0 : 11 = WDT_INT_TYPE Disabled. + * The watchdog has two timers, it can be setup so that the + * expiry of timer1 results in an interrupt and the expiry of + * timer2 results in a reboot. We set it to not generate + * any interrupts as there is not much we can do with it + * right now. + */ + pci_write_config_word(esb_pci, ESB_CONFIG_REG, 0x0003); + + /* Check that the WDT isn't already locked */ + pci_read_config_byte(esb_pci, ESB_LOCK_REG, &val1); + if (val1 & ESB_WDT_LOCK) + printk(KERN_WARNING PFX "nowayout already set\n"); + + /* Set the timer to watchdog mode and disable it for now */ + pci_write_config_byte(esb_pci, ESB_LOCK_REG, 0x00); + + /* Check if the watchdog was previously triggered */ + esb_unlock_registers(); + val2 = readw(ESB_RELOAD_REG); + if (val2 & ESB_WDT_TIMEOUT) + triggered = WDIOF_CARDRESET; + + /* Reset WDT_TIMEOUT flag and timers */ + esb_unlock_registers(); + writew((ESB_WDT_TIMEOUT | ESB_WDT_RELOAD), ESB_RELOAD_REG); + + /* And set the correct timeout value */ + esb_timer_set_heartbeat(heartbeat); +} + static int __devinit esb_probe(struct platform_device *dev) { int ret; @@ -441,13 +440,17 @@ static int __devinit esb_probe(struct platform_device *dev) /* Check that the heartbeat value is within it's range; if not reset to the default */ - if (esb_timer_set_heartbeat(heartbeat)) { - esb_timer_set_heartbeat(WATCHDOG_HEARTBEAT); + if (heartbeat < 0x1 || heartbeat > 2 * 0x03ff) { + heartbeat = WATCHDOG_HEARTBEAT; printk(KERN_INFO PFX "heartbeat value must be 1<heartbeat<2046, using %d\n", heartbeat); } + /* Initialize the watchdog and make sure it does not run */ + esb_initdevice(); + + /* Register the watchdog so that userspace has access to it */ ret = misc_register(&esb_miscdev); if (ret != 0) { printk(KERN_ERR PFX @@ -455,7 +458,6 @@ static int __devinit esb_probe(struct platform_device *dev) WATCHDOG_MINOR, ret); goto err_unmap; } - esb_timer_stop(); printk(KERN_INFO PFX "initialized (0x%p). heartbeat=%d sec (nowayout=%d)\n", BASEADDR, heartbeat, nowayout); @@ -463,11 +465,8 @@ static int __devinit esb_probe(struct platform_device *dev) err_unmap: iounmap(BASEADDR); -/* err_release: */ pci_release_region(esb_pci, 0); -/* err_disable: */ pci_disable_device(esb_pci); -/* err_devput: */ pci_dev_put(esb_pci); return ret; } diff --git a/drivers/watchdog/ks8695_wdt.c b/drivers/watchdog/ks8695_wdt.c index 74c92d384112..ae3832110acb 100644 --- a/drivers/watchdog/ks8695_wdt.c +++ b/drivers/watchdog/ks8695_wdt.c @@ -221,7 +221,7 @@ static struct miscdevice ks8695wdt_miscdev = { .fops = &ks8695wdt_fops, }; -static int __init ks8695wdt_probe(struct platform_device *pdev) +static int __devinit ks8695wdt_probe(struct platform_device *pdev) { int res; @@ -238,7 +238,7 @@ static int __init ks8695wdt_probe(struct platform_device *pdev) return 0; } -static int __exit ks8695wdt_remove(struct platform_device *pdev) +static int __devexit ks8695wdt_remove(struct platform_device *pdev) { int res; @@ -276,7 +276,7 @@ static int ks8695wdt_resume(struct platform_device *pdev) static struct platform_driver ks8695wdt_driver = { .probe = ks8695wdt_probe, - .remove = __exit_p(ks8695wdt_remove), + .remove = __devexit_p(ks8695wdt_remove), .shutdown = ks8695wdt_shutdown, .suspend = ks8695wdt_suspend, .resume = ks8695wdt_resume, diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c index aa5ad6e33f02..f2713851aaab 100644 --- a/drivers/watchdog/omap_wdt.c +++ b/drivers/watchdog/omap_wdt.c @@ -258,7 +258,7 @@ static const struct file_operations omap_wdt_fops = { .release = omap_wdt_release, }; -static int __init omap_wdt_probe(struct platform_device *pdev) +static int __devinit omap_wdt_probe(struct platform_device *pdev) { struct resource *res, *mem; struct omap_wdt_dev *wdev; @@ -367,7 +367,7 @@ static void omap_wdt_shutdown(struct platform_device *pdev) omap_wdt_disable(wdev); } -static int omap_wdt_remove(struct platform_device *pdev) +static int __devexit omap_wdt_remove(struct platform_device *pdev) { struct omap_wdt_dev *wdev = platform_get_drvdata(pdev); struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -426,7 +426,7 @@ static int omap_wdt_resume(struct platform_device *pdev) static struct platform_driver omap_wdt_driver = { .probe = omap_wdt_probe, - .remove = omap_wdt_remove, + .remove = __devexit_p(omap_wdt_remove), .shutdown = omap_wdt_shutdown, .suspend = omap_wdt_suspend, .resume = omap_wdt_resume, diff --git a/drivers/watchdog/orion5x_wdt.c b/drivers/watchdog/orion5x_wdt.c index e81441f103dd..7529616739d2 100644 --- a/drivers/watchdog/orion5x_wdt.c +++ b/drivers/watchdog/orion5x_wdt.c @@ -42,7 +42,17 @@ static unsigned int wdt_tclk; static unsigned long wdt_status; static spinlock_t wdt_lock; -static void wdt_enable(void) +static void orion5x_wdt_ping(void) +{ + spin_lock(&wdt_lock); + + /* Reload watchdog duration */ + writel(wdt_tclk * heartbeat, WDT_VAL); + + spin_unlock(&wdt_lock); +} + +static void orion5x_wdt_enable(void) { u32 reg; @@ -69,7 +79,7 @@ static void wdt_enable(void) spin_unlock(&wdt_lock); } -static void wdt_disable(void) +static void orion5x_wdt_disable(void) { u32 reg; @@ -101,7 +111,7 @@ static int orion5x_wdt_open(struct inode *inode, struct file *file) if (test_and_set_bit(WDT_IN_USE, &wdt_status)) return -EBUSY; clear_bit(WDT_OK_TO_CLOSE, &wdt_status); - wdt_enable(); + orion5x_wdt_enable(); return nonseekable_open(inode, file); } @@ -122,18 +132,28 @@ static ssize_t orion5x_wdt_write(struct file *file, const char *data, set_bit(WDT_OK_TO_CLOSE, &wdt_status); } } - wdt_enable(); + orion5x_wdt_ping(); } return len; } -static struct watchdog_info ident = { +static int orion5x_wdt_settimeout(int new_time) +{ + if ((new_time <= 0) || (new_time > wdt_max_duration)) + return -EINVAL; + + /* Set new watchdog time to be used when + * orion5x_wdt_enable() or orion5x_wdt_ping() is called. */ + heartbeat = new_time; + return 0; +} + +static const struct watchdog_info ident = { .options = WDIOF_MAGICCLOSE | WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING, .identity = "Orion5x Watchdog", }; - static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { @@ -152,7 +172,7 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd, break; case WDIOC_KEEPALIVE: - wdt_enable(); + orion5x_wdt_ping(); ret = 0; break; @@ -161,12 +181,11 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd, if (ret) break; - if (time <= 0 || time > wdt_max_duration) { + if (orion5x_wdt_settimeout(time)) { ret = -EINVAL; break; } - heartbeat = time; - wdt_enable(); + orion5x_wdt_ping(); /* Fall through */ case WDIOC_GETTIMEOUT: @@ -187,7 +206,7 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd, static int orion5x_wdt_release(struct inode *inode, struct file *file) { if (test_bit(WDT_OK_TO_CLOSE, &wdt_status)) - wdt_disable(); + orion5x_wdt_disable(); else printk(KERN_CRIT "WATCHDOG: Device closed unexpectedly - " "timer will not stop\n"); @@ -230,7 +249,7 @@ static int __devinit orion5x_wdt_probe(struct platform_device *pdev) orion5x_wdt_miscdev.parent = &pdev->dev; wdt_max_duration = WDT_MAX_CYCLE_COUNT / wdt_tclk; - if (heartbeat <= 0 || heartbeat > wdt_max_duration) + if (orion5x_wdt_settimeout(heartbeat)) heartbeat = wdt_max_duration; ret = misc_register(&orion5x_wdt_miscdev); @@ -247,7 +266,7 @@ static int __devexit orion5x_wdt_remove(struct platform_device *pdev) int ret; if (test_bit(WDT_IN_USE, &wdt_status)) { - wdt_disable(); + orion5x_wdt_disable(); clear_bit(WDT_IN_USE, &wdt_status); } @@ -258,9 +277,16 @@ static int __devexit orion5x_wdt_remove(struct platform_device *pdev) return ret; } +static void orion5x_wdt_shutdown(struct platform_device *pdev) +{ + if (test_bit(WDT_IN_USE, &wdt_status)) + orion5x_wdt_disable(); +} + static struct platform_driver orion5x_wdt_driver = { .probe = orion5x_wdt_probe, .remove = __devexit_p(orion5x_wdt_remove), + .shutdown = orion5x_wdt_shutdown, .driver = { .owner = THIS_MODULE, .name = "orion5x_wdt", @@ -285,10 +311,11 @@ MODULE_AUTHOR("Sylver Bruneau <sylver.bruneau@googlemail.com>"); MODULE_DESCRIPTION("Orion5x Processor Watchdog"); module_param(heartbeat, int, 0); -MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds"); +MODULE_PARM_DESC(heartbeat, "Initial watchdog heartbeat in seconds"); module_param(nowayout, int, 0); -MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started"); +MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" + __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); MODULE_LICENSE("GPL"); MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); |