diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/card/block.c | 8 | ||||
| -rw-r--r-- | drivers/mmc/card/queue.c | 18 | ||||
| -rw-r--r-- | drivers/mmc/host/atmel-mci.c | 14 | ||||
| -rw-r--r-- | drivers/mmc/host/s3cmci.c | 4 | ||||
| -rw-r--r-- | drivers/mmc/host/sdhci-s3c.c | 22 | ||||
| -rw-r--r-- | drivers/mmc/host/tmio_mmc.c | 7 | ||||
| -rw-r--r-- | drivers/mmc/host/tmio_mmc.h | 13 |
7 files changed, 58 insertions, 28 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 85f0e8cd875b..1f552c6e7579 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -85,7 +85,14 @@ static void mmc_blk_put(struct mmc_blk_data *md) mutex_lock(&open_lock); md->usage--; if (md->usage == 0) { + int devmaj = MAJOR(disk_devt(md->disk)); int devidx = MINOR(disk_devt(md->disk)) >> MMC_SHIFT; + + if (!devmaj) + devidx = md->disk->first_minor >> MMC_SHIFT; + + blk_cleanup_queue(md->queue.queue); + __clear_bit(devidx, dev_use); put_disk(md->disk); @@ -613,6 +620,7 @@ static int mmc_blk_probe(struct mmc_card *card) return 0; out: + mmc_cleanup_queue(&md->queue); mmc_blk_put(md); return err; diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index 49e582356c65..c5a7a855f4b1 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -90,9 +90,10 @@ static void mmc_request(struct request_queue *q) struct request *req; if (!mq) { - printk(KERN_ERR "MMC: killing requests for dead queue\n"); - while ((req = blk_fetch_request(q)) != NULL) + while ((req = blk_fetch_request(q)) != NULL) { + req->cmd_flags |= REQ_QUIET; __blk_end_request_all(req, -EIO); + } return; } @@ -223,17 +224,18 @@ void mmc_cleanup_queue(struct mmc_queue *mq) struct request_queue *q = mq->queue; unsigned long flags; - /* Mark that we should start throwing out stragglers */ - spin_lock_irqsave(q->queue_lock, flags); - q->queuedata = NULL; - spin_unlock_irqrestore(q->queue_lock, flags); - /* Make sure the queue isn't suspended, as that will deadlock */ mmc_queue_resume(mq); /* Then terminate our worker thread */ kthread_stop(mq->thread); + /* Empty the queue */ + spin_lock_irqsave(q->queue_lock, flags); + q->queuedata = NULL; + blk_start_queue(q); + spin_unlock_irqrestore(q->queue_lock, flags); + if (mq->bounce_sg) kfree(mq->bounce_sg); mq->bounce_sg = NULL; @@ -245,8 +247,6 @@ void mmc_cleanup_queue(struct mmc_queue *mq) kfree(mq->bounce_buf); mq->bounce_buf = NULL; - blk_cleanup_queue(mq->queue); - mq->card = NULL; } EXPORT_SYMBOL(mmc_cleanup_queue); diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index fc25586b7ee1..8faa703516b5 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -530,9 +530,10 @@ static void atmci_dma_cleanup(struct atmel_mci *host) { struct mmc_data *data = host->data; - dma_unmap_sg(&host->pdev->dev, data->sg, data->sg_len, - ((data->flags & MMC_DATA_WRITE) - ? DMA_TO_DEVICE : DMA_FROM_DEVICE)); + if (data) + dma_unmap_sg(&host->pdev->dev, data->sg, data->sg_len, + ((data->flags & MMC_DATA_WRITE) + ? DMA_TO_DEVICE : DMA_FROM_DEVICE)); } static void atmci_stop_dma(struct atmel_mci *host) @@ -1037,8 +1038,8 @@ static void atmci_command_complete(struct atmel_mci *host, "command error: status=0x%08x\n", status); if (cmd->data) { - host->data = NULL; atmci_stop_dma(host); + host->data = NULL; mci_writel(host, IDR, MCI_NOTBUSY | MCI_TXRDY | MCI_RXRDY | ATMCI_DATA_ERROR_FLAGS); @@ -1229,6 +1230,7 @@ static void atmci_tasklet_func(unsigned long priv) } else { data->bytes_xfered = data->blocks * data->blksz; data->error = 0; + mci_writel(host, IDR, ATMCI_DATA_ERROR_FLAGS); } if (!data->stop) { @@ -1669,13 +1671,13 @@ static int __init atmci_probe(struct platform_device *pdev) ret = -ENODEV; if (pdata->slot[0].bus_width) { ret = atmci_init_slot(host, &pdata->slot[0], - MCI_SDCSEL_SLOT_A, 0); + 0, MCI_SDCSEL_SLOT_A); if (!ret) nr_slots++; } if (pdata->slot[1].bus_width) { ret = atmci_init_slot(host, &pdata->slot[1], - MCI_SDCSEL_SLOT_B, 1); + 1, MCI_SDCSEL_SLOT_B); if (!ret) nr_slots++; } diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c index 99b74a351020..fba147c3f54c 100644 --- a/drivers/mmc/host/s3cmci.c +++ b/drivers/mmc/host/s3cmci.c @@ -1178,7 +1178,7 @@ static int s3cmci_card_present(struct mmc_host *mmc) struct s3c24xx_mci_pdata *pdata = host->pdata; int ret; - if (pdata->gpio_detect == 0) + if (pdata->no_detect) return -ENOSYS; ret = gpio_get_value(pdata->gpio_detect) ? 0 : 1; @@ -1361,6 +1361,8 @@ static struct mmc_host_ops s3cmci_ops = { static struct s3c24xx_mci_pdata s3cmci_def_pdata = { /* This is currently here to avoid a number of if (host->pdata) * checks. Any zero fields to ensure reaonable defaults are picked. */ + .no_wprotect = 1, + .no_detect = 1, }; #ifdef CONFIG_CPU_FREQ diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 50997d2a63e7..14c5480e059c 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -372,6 +372,28 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev) static int __devexit sdhci_s3c_remove(struct platform_device *pdev) { + struct sdhci_host *host = platform_get_drvdata(pdev); + struct sdhci_s3c *sc = sdhci_priv(host); + int ptr; + + sdhci_remove_host(host, 1); + + for (ptr = 0; ptr < 3; ptr++) { + if (sc->clk_bus[ptr]) { + clk_disable(sc->clk_bus[ptr]); + clk_put(sc->clk_bus[ptr]); + } + } + clk_disable(sc->clk_io); + clk_put(sc->clk_io); + + iounmap(host->ioaddr); + release_resource(sc->ioarea); + kfree(sc->ioarea); + + sdhci_free_host(host); + platform_set_drvdata(pdev, NULL); + return 0; } diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c index 91991b460c45..f43edfd064c1 100644 --- a/drivers/mmc/host/tmio_mmc.c +++ b/drivers/mmc/host/tmio_mmc.c @@ -161,6 +161,7 @@ tmio_mmc_start_command(struct tmio_mmc_host *host, struct mmc_command *cmd) static inline void tmio_mmc_pio_irq(struct tmio_mmc_host *host) { struct mmc_data *data = host->data; + void *sg_virt; unsigned short *buf; unsigned int count; unsigned long flags; @@ -170,8 +171,8 @@ static inline void tmio_mmc_pio_irq(struct tmio_mmc_host *host) return; } - buf = (unsigned short *)(tmio_mmc_kmap_atomic(host, &flags) + - host->sg_off); + sg_virt = tmio_mmc_kmap_atomic(host->sg_ptr, &flags); + buf = (unsigned short *)(sg_virt + host->sg_off); count = host->sg_ptr->length - host->sg_off; if (count > data->blksz) @@ -188,7 +189,7 @@ static inline void tmio_mmc_pio_irq(struct tmio_mmc_host *host) host->sg_off += count; - tmio_mmc_kunmap_atomic(host, &flags); + tmio_mmc_kunmap_atomic(sg_virt, &flags); if (host->sg_off == host->sg_ptr->length) tmio_mmc_next_sg(host); diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index 9fa998594974..ee8fa89b2b57 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -102,10 +102,7 @@ #define ack_mmc_irqs(host, i) \ do { \ - u32 mask;\ - mask = sd_ctrl_read32((host), CTL_STATUS); \ - mask &= ~((i) & TMIO_MASK_IRQ); \ - sd_ctrl_write32((host), CTL_STATUS, mask); \ + sd_ctrl_write32((host), CTL_STATUS, ~(i)); \ } while (0) @@ -200,19 +197,17 @@ static inline int tmio_mmc_next_sg(struct tmio_mmc_host *host) return --host->sg_len; } -static inline char *tmio_mmc_kmap_atomic(struct tmio_mmc_host *host, +static inline char *tmio_mmc_kmap_atomic(struct scatterlist *sg, unsigned long *flags) { - struct scatterlist *sg = host->sg_ptr; - local_irq_save(*flags); return kmap_atomic(sg_page(sg), KM_BIO_SRC_IRQ) + sg->offset; } -static inline void tmio_mmc_kunmap_atomic(struct tmio_mmc_host *host, +static inline void tmio_mmc_kunmap_atomic(void *virt, unsigned long *flags) { - kunmap_atomic(sg_page(host->sg_ptr), KM_BIO_SRC_IRQ); + kunmap_atomic(virt, KM_BIO_SRC_IRQ); local_irq_restore(*flags); } |