Messages in this thread Patch in this message | | | From | "Ivan T. Ivanov" <> | Subject | [PATCH 2/3] mmc: sdhci: don't use card state polling when CD GPIO is defined | Date | Fri, 26 Jun 2015 13:00:09 +0300 |
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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> --- 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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