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author | Jens Axboe <axboe@kernel.dk> | 2012-05-01 14:29:55 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2012-05-01 14:29:55 +0200 |
commit | 0b7877d4eea3f93e3dd941999522bbd8c538cb53 (patch) | |
tree | ade6d4e411b9b9b569c802e3b2179826162c934c /drivers/mmc/host/dw_mmc.c | |
parent | bd1a68b59c8e3bce45fb76632c64e1e063c3962d (diff) | |
parent | 69964ea4c7b68c9399f7977aa5b9aa6539a6a98a (diff) | |
download | blackbird-obmc-linux-0b7877d4eea3f93e3dd941999522bbd8c538cb53.tar.gz blackbird-obmc-linux-0b7877d4eea3f93e3dd941999522bbd8c538cb53.zip |
Merge tag 'v3.4-rc5' into for-3.5/core
The core branch is behind driver commits that we want to build
on for 3.5, hence I'm pulling in a later -rc.
Linux 3.4-rc5
Conflicts:
Documentation/feature-removal-schedule.txt
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/mmc/host/dw_mmc.c')
-rw-r--r-- | drivers/mmc/host/dw_mmc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index bf3c9b456aaf..ab3fc4617107 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -526,8 +526,10 @@ static int dw_mci_submit_data_dma(struct dw_mci *host, struct mmc_data *data) return -ENODEV; sg_len = dw_mci_pre_dma_transfer(host, data, 0); - if (sg_len < 0) + if (sg_len < 0) { + host->dma_ops->stop(host); return sg_len; + } host->using_dma = 1; @@ -1879,7 +1881,8 @@ static void dw_mci_init_dma(struct dw_mci *host) if (!host->dma_ops) goto no_dma; - if (host->dma_ops->init) { + if (host->dma_ops->init && host->dma_ops->start && + host->dma_ops->stop && host->dma_ops->cleanup) { if (host->dma_ops->init(host)) { dev_err(&host->dev, "%s: Unable to initialize " "DMA Controller.\n", __func__); |