MMC core:

- Don't access RPMB partitions for normal read/write
 - Fix hibernation restore sequence
 
 MMC host:
 - dw_mmc: Fix card detection for non removable cards
 - dw_mmc: Fix sglist issue in 32-bit mode
 - sh_mmcif: Fix timeout value for command request
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Merge tag 'mmc-4.1-rc2' of git://git.linaro.org/people/ulf.hansson/mmc

Pull MMC fixes from Ulf Hansson:
 "MMC core:
   - Don't access RPMB partitions for normal read/write
   - Fix hibernation restore sequence

  MMC host:
   - dw_mmc: Fix card detection for non removable cards
   - dw_mmc: Fix sglist issue in 32-bit mode
   - sh_mmcif: Fix timeout value for command request"

* tag 'mmc-4.1-rc2' of git://git.linaro.org/people/ulf.hansson/mmc:
  mmc: dw_mmc: dw_mci_get_cd check MMC_CAP_NONREMOVABLE
  mmc: dw_mmc: init desc in dw_mci_idmac_init
  mmc: card: Don't access RPMB partitions for normal read/write
  mmc: sh_mmcif: Fix timeout value for command request
  mmc: core: add missing pm event in mmc_pm_notify to fix hib restore
This commit is contained in:
Linus Torvalds 2015-05-08 19:34:35 -07:00
commit a8a0811314
6 changed files with 22 additions and 4 deletions

View File

@ -1029,6 +1029,18 @@ static inline void mmc_blk_reset_success(struct mmc_blk_data *md, int type)
md->reset_done &= ~type; md->reset_done &= ~type;
} }
int mmc_access_rpmb(struct mmc_queue *mq)
{
struct mmc_blk_data *md = mq->data;
/*
* If this is a RPMB partition access, return ture
*/
if (md && md->part_type == EXT_CSD_PART_CONFIG_ACC_RPMB)
return true;
return false;
}
static int mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req) static int mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req)
{ {
struct mmc_blk_data *md = mq->data; struct mmc_blk_data *md = mq->data;

View File

@ -38,7 +38,7 @@ static int mmc_prep_request(struct request_queue *q, struct request *req)
return BLKPREP_KILL; return BLKPREP_KILL;
} }
if (mq && mmc_card_removed(mq->card)) if (mq && (mmc_card_removed(mq->card) || mmc_access_rpmb(mq)))
return BLKPREP_KILL; return BLKPREP_KILL;
req->cmd_flags |= REQ_DONTPREP; req->cmd_flags |= REQ_DONTPREP;

View File

@ -73,4 +73,6 @@ extern void mmc_queue_bounce_post(struct mmc_queue_req *);
extern int mmc_packed_init(struct mmc_queue *, struct mmc_card *); extern int mmc_packed_init(struct mmc_queue *, struct mmc_card *);
extern void mmc_packed_clean(struct mmc_queue *); extern void mmc_packed_clean(struct mmc_queue *);
extern int mmc_access_rpmb(struct mmc_queue *);
#endif #endif

View File

@ -2651,6 +2651,7 @@ int mmc_pm_notify(struct notifier_block *notify_block,
switch (mode) { switch (mode) {
case PM_HIBERNATION_PREPARE: case PM_HIBERNATION_PREPARE:
case PM_SUSPEND_PREPARE: case PM_SUSPEND_PREPARE:
case PM_RESTORE_PREPARE:
spin_lock_irqsave(&host->lock, flags); spin_lock_irqsave(&host->lock, flags);
host->rescan_disable = 1; host->rescan_disable = 1;
spin_unlock_irqrestore(&host->lock, flags); spin_unlock_irqrestore(&host->lock, flags);

View File

@ -589,9 +589,11 @@ static int dw_mci_idmac_init(struct dw_mci *host)
host->ring_size = PAGE_SIZE / sizeof(struct idmac_desc); host->ring_size = PAGE_SIZE / sizeof(struct idmac_desc);
/* Forward link the descriptor list */ /* Forward link the descriptor list */
for (i = 0, p = host->sg_cpu; i < host->ring_size - 1; i++, p++) for (i = 0, p = host->sg_cpu; i < host->ring_size - 1; i++, p++) {
p->des3 = cpu_to_le32(host->sg_dma + p->des3 = cpu_to_le32(host->sg_dma +
(sizeof(struct idmac_desc) * (i + 1))); (sizeof(struct idmac_desc) * (i + 1)));
p->des1 = 0;
}
/* Set the last descriptor as the end-of-ring descriptor */ /* Set the last descriptor as the end-of-ring descriptor */
p->des3 = cpu_to_le32(host->sg_dma); p->des3 = cpu_to_le32(host->sg_dma);
@ -1300,7 +1302,8 @@ static int dw_mci_get_cd(struct mmc_host *mmc)
int gpio_cd = mmc_gpio_get_cd(mmc); int gpio_cd = mmc_gpio_get_cd(mmc);
/* Use platform get_cd function, else try onboard card detect */ /* Use platform get_cd function, else try onboard card detect */
if (brd->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION) if ((brd->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION) ||
(mmc->caps & MMC_CAP_NONREMOVABLE))
present = 1; present = 1;
else if (!IS_ERR_VALUE(gpio_cd)) else if (!IS_ERR_VALUE(gpio_cd))
present = gpio_cd; present = gpio_cd;

View File

@ -1408,7 +1408,7 @@ static int sh_mmcif_probe(struct platform_device *pdev)
host = mmc_priv(mmc); host = mmc_priv(mmc);
host->mmc = mmc; host->mmc = mmc;
host->addr = reg; host->addr = reg;
host->timeout = msecs_to_jiffies(1000); host->timeout = msecs_to_jiffies(10000);
host->ccs_enable = !pd || !pd->ccs_unsupported; host->ccs_enable = !pd || !pd->ccs_unsupported;
host->clk_ctrl2_enable = pd && pd->clk_ctrl2_present; host->clk_ctrl2_enable = pd && pd->clk_ctrl2_present;