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Subject[PATCH 2/3] mmc: sdhci: don't use card state polling when CD GPIO is defined
Date
There is no reason to use polling for card detection state change when
drivers are using dedicated GPIO for this. Don't poll in this case.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
---
drivers/mmc/host/sdhci.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 8bafb9f..0b65752 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -3121,7 +3121,8 @@ int sdhci_add_host(struct sdhci_host *host)
mmc->caps |= MMC_CAP_SD_HIGHSPEED | MMC_CAP_MMC_HIGHSPEED;

if ((host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION) &&
- !(mmc->caps & MMC_CAP_NONREMOVABLE))
+ !(mmc->caps & MMC_CAP_NONREMOVABLE) &&
+ IS_ERR_VALUE(mmc_gpio_get_cd(host->mmc)))
mmc->caps |= MMC_CAP_NEEDS_POLL;

/* If there are external regulators, get them */
--
1.9.1


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