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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-01-05 12:55:03 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-01-05 12:55:03 +0000
commit4c5f830c4c9d4f19c1eef356c0cd322b46d695c9 (patch)
treea14ad6c652736bb28859a7aec392a01b236ae58d /drivers/mmc/host/omap_hsmmc.c
parentcc511b8d84d88ab788cddbfe8d21485b1c387493 (diff)
parent2e3d256de9d3db5a7ca19b61305627a516b54b45 (diff)
Merge branch 'for-russell' of git://hansjkoch.de/git/linux-tcc into HEAD
Conflicts: arch/arm/plat-omap/include/plat/common.h
Diffstat (limited to 'drivers/mmc/host/omap_hsmmc.c')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 101cd31c822..d5fe43d53c5 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1010,6 +1010,7 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno)
host->data->sg_len,
omap_hsmmc_get_dma_dir(host, host->data));
omap_free_dma(dma_ch);
+ host->data->host_cookie = 0;
}
host->data = NULL;
}
@@ -1575,8 +1576,10 @@ static void omap_hsmmc_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
struct mmc_data *data = mrq->data;
if (host->use_dma) {
- dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- omap_hsmmc_get_dma_dir(host, data));
+ if (data->host_cookie)
+ dma_unmap_sg(mmc_dev(host->mmc), data->sg,
+ data->sg_len,
+ omap_hsmmc_get_dma_dir(host, data));
data->host_cookie = 0;
}
}