Commit a8a08113 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

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
parents 26b293e8 4de3bf66

drivers/mmc/card/block.c

+12 −0
Original line number Diff line number Diff line
@@ -1029,6 +1029,18 @@ static inline void mmc_blk_reset_success(struct mmc_blk_data *md, int 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)

{

	struct mmc_blk_data *md = mq->data;

drivers/mmc/card/queue.c

+1 −1
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ static int mmc_prep_request(struct request_queue *q, struct request *req) 
		return BLKPREP_KILL;

	}



	if (mq && mmc_card_removed(mq->card))

	if (mq && (mmc_card_removed(mq->card) || mmc_access_rpmb(mq)))

		return BLKPREP_KILL;



	req->cmd_flags |= REQ_DONTPREP;

drivers/mmc/card/queue.h

+2 −0
Original line number Diff line number Diff line
@@ -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 void mmc_packed_clean(struct mmc_queue *);



extern int mmc_access_rpmb(struct mmc_queue *);



#endif

drivers/mmc/core/core.c

+1 −0
Original line number Diff line number Diff line
@@ -2651,6 +2651,7 @@ int mmc_pm_notify(struct notifier_block *notify_block, 
	switch (mode) {

	case PM_HIBERNATION_PREPARE:

	case PM_SUSPEND_PREPARE:

	case PM_RESTORE_PREPARE:

		spin_lock_irqsave(&host->lock, flags);

		host->rescan_disable = 1;

		spin_unlock_irqrestore(&host->lock, flags);

drivers/mmc/host/dw_mmc.c

+5 −2
Original line number Diff line number Diff line
@@ -589,9 +589,11 @@ static int dw_mci_idmac_init(struct dw_mci *host) 
		host->ring_size = PAGE_SIZE / sizeof(struct idmac_desc);



		/* 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 +

					(sizeof(struct idmac_desc) * (i + 1)));

			p->des1 = 0;

		}



		/* Set the last descriptor as the end-of-ring descriptor */

		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);



	/* 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;

	else if (!IS_ERR_VALUE(gpio_cd))

		present = gpio_cd;

CRA Git | Maintained and supported by SUSTech CRA and CCSE