diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2018-12-10 10:56:26 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-12-17 08:26:24 +0100 |
| commit | 0e6e7c2ff397e1bbebc882ca3132148aaaef1ddd (patch) | |
| tree | 63666dc6b772877057e7f6be8013c7a77fb2331f /drivers/mmc/host/sdhci-xenon-phy.c | |
| parent | 9f0ea0bda1d06120b053bb0c283f54afec59293d (diff) | |
mmc: sdhci-xenon: Fix timeout checks
Always check the wait condition before returning timeout.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Zhoujie Wu <zjwu@marvell.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-xenon-phy.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-xenon-phy.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/mmc/host/sdhci-xenon-phy.c b/drivers/mmc/host/sdhci-xenon-phy.c index 5956e90380e8..5b5eb53a63d2 100644 --- a/drivers/mmc/host/sdhci-xenon-phy.c +++ b/drivers/mmc/host/sdhci-xenon-phy.c @@ -357,9 +357,13 @@ static int xenon_emmc_phy_enable_dll(struct sdhci_host *host) /* Wait max 32 ms */ timeout = ktime_add_ms(ktime_get(), 32); - while (!(sdhci_readw(host, XENON_SLOT_EXT_PRESENT_STATE) & - XENON_DLL_LOCK_STATE)) { - if (ktime_after(ktime_get(), timeout)) { + while (1) { + bool timedout = ktime_after(ktime_get(), timeout); + + if (sdhci_readw(host, XENON_SLOT_EXT_PRESENT_STATE) & + XENON_DLL_LOCK_STATE) + break; + if (timedout) { dev_err(mmc_dev(host->mmc), "Wait for DLL Lock time-out\n"); return -ETIMEDOUT; } |