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mmc: sdhci: don't use card state polling when CD GPIO is defined

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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>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Ivan T. Ivanov 2015-07-06 15:16:20 +03:00 committed by Ulf Hansson
parent 88af56552b
commit c31d22eb33
1 changed files with 2 additions and 1 deletions
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3
drivers/mmc/host/sdhci.c
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@ -3135,7 +3135,8 @@ 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 */