diff options
| author | Stephen Warren <swarren@nvidia.com> | 2013-12-11 16:38:41 -0700 |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2013-12-11 16:38:41 -0700 |
| commit | 4e3ed8cd37d1f80b77f4f2fe27764b83cfcdcd01 (patch) | |
| tree | 2f72ff1065f9a4bd694864b690a5220417f16b9a /include/linux | |
| parent | 374b105797c3d4f29c685f3be535c35f5689b30e (diff) | |
| parent | 0ad7c00057dc1640647c1dc81ccbd009de17a767 (diff) | |
Merge branch 'for-3.14/deps-from-dma-defer_probe' into for-3.14/dmas-resets-rework
This merges git://git.infradead.org/users/vkoul/slave-dma.git topic/defer_probe
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/dmaengine.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 41cf0c39928..ed92b30a02f 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -22,6 +22,7 @@ #define LINUX_DMAENGINE_H #include <linux/device.h> +#include <linux/err.h> #include <linux/uio.h> #include <linux/bug.h> #include <linux/scatterlist.h> @@ -1040,6 +1041,8 @@ enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx); void dma_issue_pending_all(void); struct dma_chan *__dma_request_channel(const dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param); +struct dma_chan *dma_request_slave_channel_reason(struct device *dev, + const char *name); struct dma_chan *dma_request_slave_channel(struct device *dev, const char *name); void dma_release_channel(struct dma_chan *chan); #else @@ -1063,6 +1066,11 @@ static inline struct dma_chan *__dma_request_channel(const dma_cap_mask_t *mask, { return NULL; } +static inline struct dma_chan *dma_request_slave_channel_reason( + struct device *dev, const char *name) +{ + return ERR_PTR(-ENODEV); +} static inline struct dma_chan *dma_request_slave_channel(struct device *dev, const char *name) { |