summaryrefslogtreecommitdiff
path: root/drivers/mmc/core/mmc.c
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2012-02-28 12:42:14 +0000
committerArnd Bergmann <arnd@arndb.de>2012-02-28 12:42:21 +0000
commitfb0b82b32ce17564bc64cede50bf4a3204eecc60 (patch)
tree00b5e466074c6fb373d64c493b3341186024acc7 /drivers/mmc/core/mmc.c
parenta173fc693b25216c5c834978f4fafd731fd4ff94 (diff)
parent43de6a7dda6e9a7345e218e688f2092f991126f0 (diff)
Merge branch 'board-specific' of git://github.com/hzhuang1/linux into next/boards
* 'board-specific' of git://github.com/hzhuang1/linux: (5 commits) ARM: pxa: add dummy clock for pxa25x and pxa27x ARM: mmp: append irq name of gpio device pxa/hx4700: Fix PXA_GPIO_IRQ_BASE/IRQ_NUM values pxa/hx4700: Add ASIC3 LED support pxa/hx4700: Correct StrataFlash block size discovery (update to v3.3-rc5)
Diffstat (limited to 'drivers/mmc/core/mmc.c')
-rw-r--r--drivers/mmc/core/mmc.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 59b9ba52e66..a48066344fa 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -376,7 +376,7 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd)
}
card->ext_csd.raw_hc_erase_gap_size =
- ext_csd[EXT_CSD_PARTITION_ATTRIBUTE];
+ ext_csd[EXT_CSD_HC_WP_GRP_SIZE];
card->ext_csd.raw_sec_trim_mult =
ext_csd[EXT_CSD_SEC_TRIM_MULT];
card->ext_csd.raw_sec_erase_mult =
@@ -551,7 +551,7 @@ static int mmc_compare_ext_csds(struct mmc_card *card, unsigned bus_width)
goto out;
/* only compare read only fields */
- err = (!(card->ext_csd.raw_partition_support ==
+ err = !((card->ext_csd.raw_partition_support ==
bw_ext_csd[EXT_CSD_PARTITION_SUPPORT]) &&
(card->ext_csd.raw_erased_mem_count ==
bw_ext_csd[EXT_CSD_ERASED_MEM_CONT]) &&
@@ -1006,7 +1006,8 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
err = mmc_select_hs200(card);
else if (host->caps & MMC_CAP_MMC_HIGHSPEED)
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
- EXT_CSD_HS_TIMING, 1, 0);
+ EXT_CSD_HS_TIMING, 1,
+ card->ext_csd.generic_cmd6_time);
if (err && err != -EBADMSG)
goto free_card;
@@ -1116,7 +1117,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
* Activate wide bus and DDR (if supported).
*/
if (!mmc_card_hs200(card) &&
- (card->csd.mmca_vsn >= CSD_SPEC_VER_3) &&
+ (card->csd.mmca_vsn >= CSD_SPEC_VER_4) &&
(host->caps & (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA))) {
static unsigned ext_csd_bits[][2] = {
{ EXT_CSD_BUS_WIDTH_8, EXT_CSD_DDR_BUS_WIDTH_8 },
@@ -1315,11 +1316,13 @@ static int mmc_suspend(struct mmc_host *host)
BUG_ON(!host->card);
mmc_claim_host(host);
- if (mmc_card_can_sleep(host))
+ if (mmc_card_can_sleep(host)) {
err = mmc_card_sleep(host);
- else if (!mmc_host_is_spi(host))
+ if (!err)
+ mmc_card_set_sleep(host->card);
+ } else if (!mmc_host_is_spi(host))
mmc_deselect_cards(host);
- host->card->state &= ~MMC_STATE_HIGHSPEED;
+ host->card->state &= ~(MMC_STATE_HIGHSPEED | MMC_STATE_HIGHSPEED_200);
mmc_release_host(host);
return err;
@@ -1339,7 +1342,11 @@ static int mmc_resume(struct mmc_host *host)
BUG_ON(!host->card);
mmc_claim_host(host);
- err = mmc_init_card(host, host->ocr, host->card);
+ if (mmc_card_is_sleep(host->card)) {
+ err = mmc_card_awake(host);
+ mmc_card_clr_sleep(host->card);
+ } else
+ err = mmc_init_card(host, host->ocr, host->card);
mmc_release_host(host);
return err;
@@ -1349,7 +1356,8 @@ static int mmc_power_restore(struct mmc_host *host)
{
int ret;
- host->card->state &= ~MMC_STATE_HIGHSPEED;
+ host->card->state &= ~(MMC_STATE_HIGHSPEED | MMC_STATE_HIGHSPEED_200);
+ mmc_card_clr_sleep(host->card);
mmc_claim_host(host);
ret = mmc_init_card(host, host->ocr, host->card);
mmc_release_host(host);