After the controller has been runtime suspended it has to be reset and DMA
has to be re-enabled, if it is used.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@xxxxxx>
---
drivers/mmc/host/tmio_mmc_pio.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index 1811006..9106b3d 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -1031,6 +1031,10 @@ EXPORT_SYMBOL(tmio_mmc_host_suspend);
int tmio_mmc_host_resume(struct device *dev)
{
struct mmc_host *mmc = dev_get_drvdata(dev);
+ struct tmio_mmc_host *host = mmc_priv(mmc);
+
+ tmio_mmc_reset(host);
+ tmio_mmc_enable_dma(host, true);
/* The MMC core will perform the complete set up */
return mmc_resume_host(mmc);
--
1.7.2.5
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