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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-19 01:38:20 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-19 01:38:20 +0400
commitc592c761a36286ab83451daa37a21c8558ea99c0 (patch)
tree8abf57708fabf2a915320e9515b1ae2730ebf499 /drivers/mmc/host/tmio_mmc_dma.c
parent63236f4038f7e14762114606d95769c32cf6cac1 (diff)
parent33499df88b711725ee473ab5478e17efd21de4b0 (diff)
downloadlinux-c592c761a36286ab83451daa37a21c8558ea99c0.tar.xz
Merge remote-tracking branch 'regulator/topic/stub' into regulator-next
Diffstat (limited to 'drivers/mmc/host/tmio_mmc_dma.c')
-rw-r--r--drivers/mmc/host/tmio_mmc_dma.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mmc/host/tmio_mmc_dma.c b/drivers/mmc/host/tmio_mmc_dma.c
index 7a6e6cc8f8b8..8253ec12003e 100644
--- a/drivers/mmc/host/tmio_mmc_dma.c
+++ b/drivers/mmc/host/tmio_mmc_dma.c
@@ -34,6 +34,18 @@ void tmio_mmc_enable_dma(struct tmio_mmc_host *host, bool enable)
#endif
}
+void tmio_mmc_abort_dma(struct tmio_mmc_host *host)
+{
+ tmio_mmc_enable_dma(host, false);
+
+ if (host->chan_rx)
+ dmaengine_terminate_all(host->chan_rx);
+ if (host->chan_tx)
+ dmaengine_terminate_all(host->chan_tx);
+
+ tmio_mmc_enable_dma(host, true);
+}
+
static void tmio_mmc_start_dma_rx(struct tmio_mmc_host *host)
{
struct scatterlist *sg = host->sg_ptr, *sg_tmp;