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Message-Id: <1436184981-16719-3-git-send-email-ivan.ivanov@linaro.org> Date: Mon, 6 Jul 2015 15:16:20 +0300 From: "Ivan T. Ivanov" <ivan.ivanov@...aro.org> To: Ulf Hansson <ulf.hansson@...aro.org> Cc: Adrian Hunter <adrian.hunter@...el.com>, Tim Kryger <tim.kryger@...il.com>, Aisheng Dong <b29396@...escale.com>, linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org Subject: [PATCH v2 2/3] mmc: sdhci: don't use card state polling when CD GPIO is defined 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@...aro.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 dd91b24..02ac7a4 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -3124,7 +3124,8 @@ 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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