Commit 291e7d52 authored by Ben Chuang's avatar Ben Chuang Committed by Ulf Hansson
Browse files

mmc: sdhci-pci-gli: Fix GL9763E runtime PM when the system resumes from suspend 



When the system resumes from suspend (S3 or S4), the power mode is
MMC_POWER_OFF. In this status, gl9763e_runtime_resume() should not enable
PLL. Add a condition to this function to enable PLL only when the power
mode is MMC_POWER_ON.

Fixes: d607667b (mmc: sdhci-pci-gli: Add runtime PM for GL9763E)
Signed-off-by: default avatarBen Chuang <benchuanggli@gmail.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20220520114242.150235-1-benchuanggli@gmail.com


Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent b00ed48b

drivers/mmc/host/sdhci-pci-gli.c

+3 −0
Original line number Diff line number Diff line
@@ -982,6 +982,9 @@ static int gl9763e_runtime_resume(struct sdhci_pci_chip *chip) 
	struct sdhci_host *host = slot->host;

	u16 clock;



	if (host->mmc->ios.power_mode != MMC_POWER_ON)

		return 0;



	clock = sdhci_readw(host, SDHCI_CLOCK_CONTROL);



	clock |= SDHCI_CLOCK_PLL_EN;