diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/misc/tifm_7xx1.c | 22 | ||||
| -rw-r--r-- | drivers/misc/tifm_core.c | 11 | ||||
| -rw-r--r-- | drivers/mmc/tifm_sd.c | 43 |
3 files changed, 48 insertions, 28 deletions
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c index bc60e2fc3c2c..d6652b3301dc 100644 --- a/drivers/misc/tifm_7xx1.c +++ b/drivers/misc/tifm_7xx1.c @@ -14,7 +14,13 @@ #include <linux/freezer.h> #define DRIVER_NAME "tifm_7xx1" -#define DRIVER_VERSION "0.7" +#define DRIVER_VERSION "0.8" + +#define TIFM_IRQ_ENABLE 0x80000000 +#define TIFM_IRQ_SOCKMASK(x) (x) +#define TIFM_IRQ_CARDMASK(x) ((x) << 8) +#define TIFM_IRQ_FIFOMASK(x) ((x) << 16) +#define TIFM_IRQ_SETALL 0xffffffff static void tifm_7xx1_eject(struct tifm_adapter *fm, struct tifm_dev *sock) { @@ -31,7 +37,7 @@ static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id) struct tifm_adapter *fm = dev_id; struct tifm_dev *sock; unsigned int irq_status; - unsigned int sock_irq_status, cnt; + unsigned int cnt; spin_lock(&fm->lock); irq_status = readl(fm->addr + FM_INTERRUPT_STATUS); @@ -45,12 +51,12 @@ static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id) for (cnt = 0; cnt < fm->num_sockets; cnt++) { sock = fm->sockets[cnt]; - sock_irq_status = (irq_status >> cnt) - & (TIFM_IRQ_FIFOMASK(1) - | TIFM_IRQ_CARDMASK(1)); - - if (sock && sock_irq_status) - sock->signal_irq(sock, sock_irq_status); + if (sock) { + if ((irq_status >> cnt) & TIFM_IRQ_FIFOMASK(1)) + sock->data_event(sock); + if ((irq_status >> cnt) & TIFM_IRQ_CARDMASK(1)) + sock->card_event(sock); + } } fm->socket_change_set |= irq_status diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c index 6b10ebe9d936..6799b9cca055 100644 --- a/drivers/misc/tifm_core.c +++ b/drivers/misc/tifm_core.c @@ -14,7 +14,7 @@ #include <linux/idr.h> #define DRIVER_NAME "tifm_core" -#define DRIVER_VERSION "0.7" +#define DRIVER_VERSION "0.8" static DEFINE_IDR(tifm_adapter_idr); static DEFINE_SPINLOCK(tifm_adapter_lock); @@ -175,8 +175,7 @@ void tifm_free_device(struct device *dev) } EXPORT_SYMBOL(tifm_free_device); -static void tifm_dummy_signal_irq(struct tifm_dev *sock, - unsigned int sock_irq_status) +static void tifm_dummy_event(struct tifm_dev *sock) { return; } @@ -191,7 +190,8 @@ struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm) dev->dev.parent = fm->dev; dev->dev.bus = &tifm_bus_type; dev->dev.release = tifm_free_device; - dev->signal_irq = tifm_dummy_signal_irq; + dev->card_event = tifm_dummy_event; + dev->data_event = tifm_dummy_event; } return dev; } @@ -249,7 +249,8 @@ static int tifm_device_remove(struct device *dev) struct tifm_driver *drv = fm_dev->drv; if (drv) { - fm_dev->signal_irq = tifm_dummy_signal_irq; + fm_dev->card_event = tifm_dummy_event; + fm_dev->data_event = tifm_dummy_event; if (drv->remove) drv->remove(fm_dev); fm_dev->drv = NULL; diff --git a/drivers/mmc/tifm_sd.c b/drivers/mmc/tifm_sd.c index 0581d09c58fc..8905b129e4e1 100644 --- a/drivers/mmc/tifm_sd.c +++ b/drivers/mmc/tifm_sd.c @@ -17,7 +17,7 @@ #include <asm/io.h> #define DRIVER_NAME "tifm_sd" -#define DRIVER_VERSION "0.7" +#define DRIVER_VERSION "0.8" static int no_dma = 0; static int fixed_timeout = 0; @@ -316,24 +316,38 @@ change_state: } /* Called from interrupt handler */ -static void tifm_sd_signal_irq(struct tifm_dev *sock, - unsigned int sock_irq_status) +static void tifm_sd_data_event(struct tifm_dev *sock) { struct tifm_sd *host; - unsigned int host_status = 0, fifo_status = 0; - int error_code = 0; + unsigned int fifo_status = 0; spin_lock(&sock->lock); host = mmc_priv((struct mmc_host*)tifm_get_drvdata(sock)); - if (sock_irq_status & FIFO_EVENT) { - fifo_status = readl(sock->addr + SOCK_DMA_FIFO_STATUS); - writel(fifo_status, sock->addr + SOCK_DMA_FIFO_STATUS); + fifo_status = readl(sock->addr + SOCK_DMA_FIFO_STATUS); + writel(fifo_status, sock->addr + SOCK_DMA_FIFO_STATUS); + + host->flags |= fifo_status & FIFO_RDY; + + if (host->req) + tifm_sd_process_cmd(sock, host, 0); + + dev_dbg(&sock->dev, "fifo_status %x\n", fifo_status); + spin_unlock(&sock->lock); + +} + +/* Called from interrupt handler */ +static void tifm_sd_card_event(struct tifm_dev *sock) +{ + struct tifm_sd *host; + unsigned int host_status = 0; + int error_code = 0; + + spin_lock(&sock->lock); + host = mmc_priv((struct mmc_host*)tifm_get_drvdata(sock)); - host->flags |= fifo_status & FIFO_RDY; - } - if (sock_irq_status & CARD_EVENT) { host_status = readl(sock->addr + SOCK_MMCSD_STATUS); writel(host_status, sock->addr + SOCK_MMCSD_STATUS); @@ -377,13 +391,11 @@ static void tifm_sd_signal_irq(struct tifm_dev *sock, host->written_blocks++; host->flags &= ~CARD_BUSY; } - } if (host->req) tifm_sd_process_cmd(sock, host, host_status); done: - dev_dbg(&sock->dev, "host_status %x, fifo_status %x\n", - host_status, fifo_status); + dev_dbg(&sock->dev, "host_status %x\n", host_status); spin_unlock(&sock->lock); } @@ -882,7 +894,8 @@ static int tifm_sd_probe(struct tifm_dev *sock) mmc->max_blk_size = 2048; mmc->max_req_size = mmc->max_blk_size * mmc->max_blk_count; mmc->max_seg_size = mmc->max_req_size; - sock->signal_irq = tifm_sd_signal_irq; + sock->card_event = tifm_sd_card_event; + sock->data_event = tifm_sd_data_event; rc = tifm_sd_initialize_host(host); if (!rc) |