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authorLinus Torvalds <torvalds@linux-foundation.org>2013-05-15 13:37:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-05-15 13:37:54 -0700
commitd21572c5157174c8b13e892e19e09d70e06b4807 (patch)
tree280c7ba475eb88226d37e48e5cc4643366c21e4b /drivers/mmc/host
parent109c3c0292d5b256bf9e5ca2b591aa9ac5804bc2 (diff)
parent6eabb3301b1facee669d9938f7c5a0295c21d71d (diff)
downloadvexpress-lsk-d21572c5157174c8b13e892e19e09d70e06b4807.tar.gz
Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm
Pull ARM fixes from Russell King: "A small number of fixes for stuff from the last merge window, and in one case (IRQ time accounting) the previous merge window." * 'fixes' of git://git.linaro.org/people/rmk/linux-arm: ARM: 7720/1: ARM v6/v7 cmpxchg64 shouldn't clear upper 32 bits of the old/new value ARM: 7715/1: MCPM: adapt to GIC changes after upstream merge ARM: 7714/1: mmc: mmci: Ensure return value of regulator_enable() is checked ARM: 7712/1: Remove trailing whitespace in arch/arm/Makefile ARM: 7711/1: dove: fix Dove cpu type from V7 to PJ4 ARM: finally enable IRQ time accounting config
Diffstat (limited to 'drivers/mmc/host')
-rw-r--r--drivers/mmc/host/mmci.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 375c109607f..f4f3038c1df 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1130,6 +1130,7 @@ static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
struct variant_data *variant = host->variant;
u32 pwr = 0;
unsigned long flags;
+ int ret;
pm_runtime_get_sync(mmc_dev(mmc));
@@ -1161,8 +1162,12 @@ static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
break;
case MMC_POWER_ON:
if (!IS_ERR(mmc->supply.vqmmc) &&
- !regulator_is_enabled(mmc->supply.vqmmc))
- regulator_enable(mmc->supply.vqmmc);
+ !regulator_is_enabled(mmc->supply.vqmmc)) {
+ ret = regulator_enable(mmc->supply.vqmmc);
+ if (ret < 0)
+ dev_err(mmc_dev(mmc),
+ "failed to enable vqmmc regulator\n");
+ }
pwr |= MCI_PWR_ON;
break;