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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc

Browse source 
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc:
  mmc: queue: bring discard_granularity/alignment into line with SCSI
  mmc: queue: append partition subname to queue thread name
  mmc: core: make erase timeout calculation allow for gated clock
  mmc: block: switch card to User Data Area when removing the block driver
  mmc: sdio: reset card during power_restore
  mmc: cb710: fix #ifdef HAVE_EFFICIENT_UNALIGNED_ACCESS
  mmc: sdhi: DMA slave ID 0 is invalid
  mmc: tmio: fix regression in TMIO_MMC_WRPROTECT_DISABLE handling
  mmc: omap_hsmmc: use original sg_len for dma_unmap_sg
  mmc: omap_hsmmc: fix ocr mask usage
  mmc: sdio: fix runtime PM path during driver removal
  mmc: Add PCI fixup quirks for Ricoh 1180:e823 reader
  mmc: sdhi: fix module unloading
  mmc: of_mmc_spi: add NO_IRQ define to of_mmc_spi.c
  mmc: vub300: fix null dereferences in error handling
This commit is contained in:
Linus Torvalds 2011-06-27 14:55:43 -07:00
commit a64227b085
14 changed files with 74 additions and 28 deletions
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2
drivers/misc/cb710/sgbuf2.c
View file

@ -47,7 +47,7 @@ static uint32_t sg_dwiter_read_buffer(struct sg_mapping_iter *miter)
static inline bool needs_unaligned_copy(const void *ptr)
{
#ifdef HAVE_EFFICIENT_UNALIGNED_ACCESS
#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
return false;
#else
return ((ptr - NULL) & 3) != 0;

5
drivers/mmc/card/block.c
View file

@ -1024,7 +1024,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
INIT_LIST_HEAD(&md->part);
md->usage = 1;
ret = mmc_init_queue(&md->queue, card, &md->lock);
ret = mmc_init_queue(&md->queue, card, &md->lock, subname);
if (ret)
goto err_putdisk;
@ -1297,6 +1297,9 @@ static void mmc_blk_remove(struct mmc_card *card)
struct mmc_blk_data *md = mmc_get_drvdata(card);
mmc_blk_remove_parts(card, md);
mmc_claim_host(card->host);
mmc_blk_part_switch(card, md);
mmc_release_host(card->host);
mmc_blk_remove_req(md);
mmc_set_drvdata(card, NULL);
}

15
drivers/mmc/card/queue.c
View file

@ -106,10 +106,12 @@ static void mmc_request(struct request_queue *q)
* @mq: mmc queue
* @card: mmc card to attach this queue
* @lock: queue lock
* @subname: partition subname
*
* Initialise a MMC card request queue.
*/
int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock)
int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card,
spinlock_t *lock, const char *subname)
{
struct mmc_host *host = card->host;
u64 limit = BLK_BOUNCE_HIGH;
@ -133,12 +135,7 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock
mq->queue->limits.max_discard_sectors = UINT_MAX;
if (card->erased_byte == 0)
mq->queue->limits.discard_zeroes_data = 1;
if (!mmc_can_trim(card) && is_power_of_2(card->erase_size)) {
mq->queue->limits.discard_granularity =
card->erase_size << 9;
mq->queue->limits.discard_alignment =
card->erase_size << 9;
}
mq->queue->limits.discard_granularity = card->pref_erase << 9;
if (mmc_can_secure_erase_trim(card))
queue_flag_set_unlocked(QUEUE_FLAG_SECDISCARD,
mq->queue);
@ -209,8 +206,8 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock
sema_init(&mq->thread_sem, 1);
mq->thread = kthread_run(mmc_queue_thread, mq, "mmcqd/%d",
host->index);
mq->thread = kthread_run(mmc_queue_thread, mq, "mmcqd/%d%s",
host->index, subname ? subname : "");
if (IS_ERR(mq->thread)) {
ret = PTR_ERR(mq->thread);

3
drivers/mmc/card/queue.h
View file

@ -19,7 +19,8 @@ struct mmc_queue {
unsigned int bounce_sg_len;
};
extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *);
extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *,
const char *);
extern void mmc_cleanup_queue(struct mmc_queue *);
extern void mmc_queue_suspend(struct mmc_queue *);
extern void mmc_queue_resume(struct mmc_queue *);

2
drivers/mmc/core/core.c
View file

@ -1245,7 +1245,7 @@ static unsigned int mmc_mmc_erase_timeout(struct mmc_card *card,
*/
timeout_clks <<= 1;
timeout_us += (timeout_clks * 1000) /
(card->host->ios.clock / 1000);
(mmc_host_clk_rate(card->host) / 1000);
erase_timeout = timeout_us / 1000;

39
drivers/mmc/core/sdio.c
View file

@ -691,15 +691,54 @@ static int mmc_sdio_resume(struct mmc_host *host)
static int mmc_sdio_power_restore(struct mmc_host *host)
{
int ret;
u32 ocr;
BUG_ON(!host);
BUG_ON(!host->card);
mmc_claim_host(host);
/*
* Reset the card by performing the same steps that are taken by
* mmc_rescan_try_freq() and mmc_attach_sdio() during a "normal" probe.
*
* sdio_reset() is technically not needed. Having just powered up the
* hardware, it should already be in reset state. However, some
* platforms (such as SD8686 on OLPC) do not instantly cut power,
* meaning that a reset is required when restoring power soon after
* powering off. It is harmless in other cases.
*
* The CMD5 reset (mmc_send_io_op_cond()), according to the SDIO spec,
* is not necessary for non-removable cards. However, it is required
* for OLPC SD8686 (which expects a [CMD5,5,3,7] init sequence), and
* harmless in other situations.
*
* With these steps taken, mmc_select_voltage() is also required to
* restore the correct voltage setting of the card.
*/
sdio_reset(host);
mmc_go_idle(host);
mmc_send_if_cond(host, host->ocr_avail);
ret = mmc_send_io_op_cond(host, 0, &ocr);
if (ret)
goto out;
if (host->ocr_avail_sdio)
host->ocr_avail = host->ocr_avail_sdio;
host->ocr = mmc_select_voltage(host, ocr & ~0x7F);
if (!host->ocr) {
ret = -EINVAL;
goto out;
}
ret = mmc_sdio_init_card(host, host->ocr, host->card,
mmc_card_keep_power(host));
if (!ret && host->sdio_irqs)
mmc_signal_sdio_irq(host);
out:
mmc_release_host(host);
return ret;

2
drivers/mmc/core/sdio_bus.c
View file

@ -189,7 +189,7 @@ static int sdio_bus_remove(struct device *dev)
/* Then undo the runtime PM settings in sdio_bus_probe() */
if (func->card->host->caps & MMC_CAP_POWER_OFF_CARD)
pm_runtime_put_noidle(dev);
pm_runtime_put_sync(dev);
out:
return ret;

5
drivers/mmc/host/of_mmc_spi.c
View file

@ -25,6 +25,11 @@
#include <linux/mmc/core.h>
#include <linux/mmc/host.h>
/* For archs that don't support NO_IRQ (such as mips), provide a dummy value */
#ifndef NO_IRQ
#define NO_IRQ 0
#endif
MODULE_LICENSE("GPL");
enum {

6
drivers/mmc/host/omap_hsmmc.c
View file

@ -429,7 +429,6 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
return -EINVAL;
}
}
mmc_slot(host).ocr_mask = mmc_regulator_get_ocrmask(reg);
/* Allow an aux regulator */
reg = regulator_get(host->dev, "vmmc_aux");
@ -962,7 +961,8 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno)
spin_unlock(&host->irq_lock);
if (host->use_dma && dma_ch != -1) {
dma_unmap_sg(mmc_dev(host->mmc), host->data->sg, host->dma_len,
dma_unmap_sg(mmc_dev(host->mmc), host->data->sg,
host->data->sg_len,
omap_hsmmc_get_dma_dir(host, host->data));
omap_free_dma(dma_ch);
}
@ -1346,7 +1346,7 @@ static void omap_hsmmc_dma_cb(int lch, u16 ch_status, void *cb_data)
return;
}
dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->dma_len,
dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
omap_hsmmc_get_dma_dir(host, data));
req_in_progress = host->req_in_progress;

5
drivers/mmc/host/sh_mobile_sdhi.c
View file

@ -92,7 +92,7 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev)
mmc_data->ocr_mask = p->tmio_ocr_mask;
mmc_data->capabilities |= p->tmio_caps;
if (p->dma_slave_tx >= 0 && p->dma_slave_rx >= 0) {
if (p->dma_slave_tx > 0 && p->dma_slave_rx > 0) {
priv->param_tx.slave_id = p->dma_slave_tx;
priv->param_rx.slave_id = p->dma_slave_rx;
priv->dma_priv.chan_priv_tx = &priv->param_tx;
@ -165,13 +165,14 @@ static int sh_mobile_sdhi_remove(struct platform_device *pdev)
p->pdata = NULL;
tmio_mmc_host_remove(host);
for (i = 0; i < 3; i++) {
irq = platform_get_irq(pdev, i);
if (irq >= 0)
free_irq(irq, host);
}
tmio_mmc_host_remove(host);
clk_disable(priv->clk);
clk_put(priv->clk);
kfree(priv);

4
drivers/mmc/host/tmio_mmc_pio.c
View file

@ -824,8 +824,8 @@ static int tmio_mmc_get_ro(struct mmc_host *mmc)
struct tmio_mmc_host *host = mmc_priv(mmc);
struct tmio_mmc_data *pdata = host->pdata;
return ((pdata->flags & TMIO_MMC_WRPROTECT_DISABLE) ||
!(sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT));
return !((pdata->flags & TMIO_MMC_WRPROTECT_DISABLE) ||
(sd_ctrl_read32(host, CTL_STATUS) & TMIO_STAT_WRPROTECT));
}
static int tmio_mmc_get_cd(struct mmc_host *mmc)

11
drivers/mmc/host/vub300.c
View file

@ -2096,7 +2096,7 @@ static struct mmc_host_ops vub300_mmc_ops = {
static int vub300_probe(struct usb_interface *interface,
const struct usb_device_id *id)
{ /* NOT irq */
struct vub300_mmc_host *vub300 = NULL;
struct vub300_mmc_host *vub300;
struct usb_host_interface *iface_desc;
struct usb_device *udev = usb_get_dev(interface_to_usbdev(interface));
int i;
@ -2118,23 +2118,20 @@ static int vub300_probe(struct usb_interface *interface,
command_out_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!command_out_urb) {
retval = -ENOMEM;
dev_err(&vub300->udev->dev,
"not enough memory for the command_out_urb\n");
dev_err(&udev->dev, "not enough memory for command_out_urb\n");
goto error0;
}
command_res_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!command_res_urb) {
retval = -ENOMEM;
dev_err(&vub300->udev->dev,
"not enough memory for the command_res_urb\n");
dev_err(&udev->dev, "not enough memory for command_res_urb\n");
goto error1;
}
/* this also allocates memory for our VUB300 mmc host device */
mmc = mmc_alloc_host(sizeof(struct vub300_mmc_host), &udev->dev);
if (!mmc) {
retval = -ENOMEM;
dev_err(&vub300->udev->dev,
"not enough memory for the mmc_host\n");
dev_err(&udev->dev, "not enough memory for the mmc_host\n");
goto error4;
}
/* MMC core transfer sizes tunable parameters */

2
drivers/pci/quirks.c
View file

@ -2761,6 +2761,8 @@ static void ricoh_mmc_fixup_r5c832(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5C832, ricoh_mmc_fixup_r5c832);
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5C832, ricoh_mmc_fixup_r5c832);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5CE823, ricoh_mmc_fixup_r5c832);
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5CE823, ricoh_mmc_fixup_r5c832);
#endif /*CONFIG_MMC_RICOH_MMC*/
#if defined(CONFIG_DMAR) || defined(CONFIG_INTR_REMAP)

1
include/linux/pci_ids.h
View file

@ -1537,6 +1537,7 @@
#define PCI_DEVICE_ID_RICOH_RL5C476 0x0476
#define PCI_DEVICE_ID_RICOH_RL5C478 0x0478
#define PCI_DEVICE_ID_RICOH_R5C822 0x0822
#define PCI_DEVICE_ID_RICOH_R5CE823 0xe823
#define PCI_DEVICE_ID_RICOH_R5C832 0x0832
#define PCI_DEVICE_ID_RICOH_R5C843 0x0843