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Message-Id: <1351000104-13015-21-git-send-email-irina.tirdea@intel.com>
Date:	Tue, 23 Oct 2012 16:48:18 +0300
From:	Irina Tirdea <irina.tirdea@...el.com>
To:	Anton Vorontsov <cbouatmailru@...il.com>,
	Colin Cross <ccross@...roid.com>,
	Kees Cook <keescook@...omium.org>,
	Tony Luck <tony.luck@...el.com>, Chris Ball <cjb@...top.org>
Cc:	linux-kernel@...r.kernel.org,
	Adrian Hunter <adrian.hunter@...el.com>,
	Octavian Purdila <octavian.purdila@...el.com>,
	Irina Tirdea <irina.tirdea@...el.com>
Subject: [PATCH 20/26] mmc: sdhci: panic write: no tuning

From: Adrian Hunter <adrian.hunter@...el.com>

Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
Signed-off-by: Irina Tirdea <irina.tirdea@...el.com>
---
 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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