linux-kernel - [GIT PULL] MMC fix for 2.6.29-rc8

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Message-ID: <20090308181338.427cdbd7@mjolnir.ossman.eu>
Date:	Sun, 8 Mar 2009 18:13:38 +0100
From:	Pierre Ossman <drzeus@...eus.cx>
To:	Linus Torvalds <torvalds@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [GIT PULL] MMC fix for 2.6.29-rc8

Linus, please pull from

        git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc.git for-linus

to receive a fix for a regression that broke MMC cards:

 drivers/mmc/core/mmc_ops.c |   15 +++++++++------
 1 files changed, 9 insertions(+), 6 deletions(-)

Adrian Hunter (1):
      mmc: fix data timeout for SEND_EXT_CSD

diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 9c50e6f..34ce270 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -248,12 +248,15 @@ mmc_send_cxd_data(struct mmc_card *card, struct mmc_host *host,
 
 	sg_init_one(&sg, data_buf, len);
 
-	/*
-	 * The spec states that CSR and CID accesses have a timeout
-	 * of 64 clock cycles.
-	 */
-	data.timeout_ns = 0;
-	data.timeout_clks = 64;
+	if (opcode == MMC_SEND_CSD || opcode == MMC_SEND_CID) {
+		/*
+		 * The spec states that CSR and CID accesses have a timeout
+		 * of 64 clock cycles.
+		 */
+		data.timeout_ns = 0;
+		data.timeout_clks = 64;
+	} else
+		mmc_set_data_timeout(&data, card);
 
 	mmc_wait_for_req(host, &mrq);
 


-- 
     -- Pierre Ossman

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