[PATCH 20/26] mmc: sdhci: panic write: no tuning

From: Irina Tirdea
Date: Tue Oct 23 2012 - 09:47:21 EST


From: Adrian Hunter <adrian.hunter@xxxxxxxxx>

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Irina Tirdea <irina.tirdea@xxxxxxxxx>
---
drivers/mmc/host/sdhci.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index fcedcec..e096526 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1794,6 +1794,10 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
int err = 0;
bool requires_tuning_nonuhs = false;

+ /* Tuning may need a timer so it is not supported by the panic task */
+ if (mmc_am_panic_task(mmc))
+ return -EINVAL;
+
host = mmc_priv(mmc);

sdhci_runtime_pm_get(host);
--
1.7.9.5

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