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| author | Vinod Koul <vinod.koul@intel.com> | 2015-06-25 09:21:43 +0530 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2015-06-25 09:21:43 +0530 |
| commit | 0e0fa66e39db6b2c72dbc0d8975fc2a45533a8eb (patch) | |
| tree | 1b538ba40d301ba70a645d405e37e74bb5d70119 /drivers/dma/dmaengine.c | |
| parent | 9324fdf5267b12f6db660fe52e882bbfffcc109a (diff) | |
| parent | a074ae38f859b90bd259f5df43784834b44412d1 (diff) | |
Merge branch 'topic/omap' into for-linus
Diffstat (limited to 'drivers/dma/dmaengine.c')
| -rw-r--r-- | drivers/dma/dmaengine.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index c0793818bb99..052a2bd1a5cf 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -267,6 +267,13 @@ static void dma_chan_put(struct dma_chan *chan) /* This channel is not in use anymore, free it */ if (!chan->client_count && chan->device->device_free_chan_resources) chan->device->device_free_chan_resources(chan); + + /* If the channel is used via a DMA request router, free the mapping */ + if (chan->router && chan->router->route_free) { + chan->router->route_free(chan->router->dev, chan->route_data); + chan->router = NULL; + chan->route_data = NULL; + } } enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie) |