Commit ce090a4e authored by Dong Aisheng's avatar Dong Aisheng Committed by Chris Ball

mmc: sdhci-esdhc-imx: fix runtime pm unbalance issue

Since we're using common esdhc_send_command for tuning commands and
the core code will call pm_runtime_put after command is finished.
So we add a pm_runtime_get_sync here to get the balance.
Signed-off-by: default avatarDong Aisheng <b29396@freescale.com>
Acked-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 8b2bb0ad
...@@ -698,6 +698,7 @@ static void esdhc_prepare_tuning(struct sdhci_host *host, u32 val) ...@@ -698,6 +698,7 @@ static void esdhc_prepare_tuning(struct sdhci_host *host, u32 val)
/* FIXME: delay a bit for card to be ready for next tuning due to errors */ /* FIXME: delay a bit for card to be ready for next tuning due to errors */
mdelay(1); mdelay(1);
pm_runtime_get_sync(host->mmc->parent);
reg = readl(host->ioaddr + ESDHC_MIX_CTRL); reg = readl(host->ioaddr + ESDHC_MIX_CTRL);
reg |= ESDHC_MIX_CTRL_EXE_TUNE | ESDHC_MIX_CTRL_SMPCLK_SEL | reg |= ESDHC_MIX_CTRL_EXE_TUNE | ESDHC_MIX_CTRL_SMPCLK_SEL |
ESDHC_MIX_CTRL_FBCLK_SEL; ESDHC_MIX_CTRL_FBCLK_SEL;
......
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