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authorPer Forlin <per.forlin@linaro.org>2011-06-17 20:14:21 +0200
committerChris Ball <cjb@laptop.org>2011-06-26 00:51:28 +0200
commita9120c33ffbb0b3448d833dae392edc90d6cfac2 (patch)
tree8ea12aea362f9e5980926c1f1b2faae1425bd67b /drivers
parentmmc: omap_hsmmc: fix ocr mask usage (diff)
downloadlinux-a9120c33ffbb0b3448d833dae392edc90d6cfac2.tar.xz
linux-a9120c33ffbb0b3448d833dae392edc90d6cfac2.zip
mmc: omap_hsmmc: use original sg_len for dma_unmap_sg
Don't use the returned sg_len from dma_map_sg() as inparameter to dma_unmap_sg(). Use the original sg_len for both dma_map_sg and dma_unmap_sg according to the documentation in DMA-API.txt. Signed-off-by: Per Forlin <per.forlin@linaro.org> Reviewed-by: Venkatraman S <svenkatr@ti.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 8707bcdebc43..dedf3dab8a3b 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -961,7 +961,8 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno)
spin_unlock(&host->irq_lock);
if (host->use_dma && dma_ch != -1) {
- dma_unmap_sg(mmc_dev(host->mmc), host->data->sg, host->dma_len,
+ dma_unmap_sg(mmc_dev(host->mmc), host->data->sg,
+ host->data->sg_len,
omap_hsmmc_get_dma_dir(host, host->data));
omap_free_dma(dma_ch);
}
@@ -1345,7 +1346,7 @@ static void omap_hsmmc_dma_cb(int lch, u16 ch_status, void *cb_data)
return;
}
- dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->dma_len,
+ dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
omap_hsmmc_get_dma_dir(host, data));
req_in_progress = host->req_in_progress;