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 blance.
Signed-off-by: Dong Aisheng <b29...@freescale.com>
---
drivers/mmc/host/sdhci-esdhc-imx.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c
b/drivers/mmc/host/sdhci-esdhc-imx.c
index 0bd99eb..da8026b 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -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 */
mdelay(1);
+ pm_runtime_get_sync(host->mmc->parent);
reg = readl(host->ioaddr + ESDHC_MIX_CTRL);
reg |= ESDHC_MIX_CTRL_EXE_TUNE | ESDHC_MIX_CTRL_SMPCLK_SEL |
ESDHC_MIX_CTRL_FBCLK_SEL;
--
1.7.2.rc3
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