Commit d5d568fa authored Feb 27, 2018 by Adrian Hunter Committed by Ulf Hansson Mar 05, 2018

mmc: sdhci: Do not unnecessarily enable wakeup for SDIO card interrupt

Do not enable wakeup for SDIO card interrupt unless the SDIO function
driver has requested it which is indicated by mmc_card_wake_sdio_irq().

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

parent 9c316b38

drivers/mmc/host/sdhci.c

+7 −2

Original line number	Diff line number	Diff line
		@@ -2928,8 +2928,13 @@ static bool sdhci_enable_irq_wakeups(struct sdhci_host *host)
		irq_val \|= SDHCI_INT_CARD_INSERT \| SDHCI_INT_CARD_REMOVE;
		}

		if (mmc_card_wake_sdio_irq(host->mmc)) {
		wake_val \|= SDHCI_WAKE_ON_INT;
		irq_val \|= SDHCI_INT_CARD_INT;
		}

		if (!irq_val)
		return false;

		val = sdhci_readb(host, SDHCI_WAKE_UP_CONTROL);
		val &= ~mask;