diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2013-03-25 13:23:52 +0100 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-04-15 09:51:18 +0530 |
| commit | a53e28da574a40bcc9f78f5d0b0b60570182595b (patch) | |
| tree | 9b39b12b7e52518ca08a351112ba69a8229fa907 /include/linux/dmaengine.h | |
| parent | a7e340657a04777077a86e235f7074e8e261ac2e (diff) | |
dma: Make the 'mask' parameter of __dma_request_channel const
The 'mask' parameter is not modified in __dma_request_channel and really
shouldn't be. Make this explicit by making the parameter const.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'include/linux/dmaengine.h')
| -rw-r--r-- | include/linux/dmaengine.h | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 91ac8da25020..dd6d21b335c8 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -967,7 +967,8 @@ enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie); #ifdef CONFIG_DMA_ENGINE 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(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param); +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(struct device *dev, char *name); void dma_release_channel(struct dma_chan *chan); #else @@ -978,7 +979,7 @@ static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descript static inline void dma_issue_pending_all(void) { } -static inline struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, +static inline struct dma_chan *__dma_request_channel(const dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param) { return NULL; @@ -1005,9 +1006,9 @@ struct dma_chan *net_dma_find_channel(void); __dma_request_slave_channel_compat(&(mask), x, y, dev, name) static inline struct dma_chan -*__dma_request_slave_channel_compat(dma_cap_mask_t *mask, dma_filter_fn fn, - void *fn_param, struct device *dev, - char *name) +*__dma_request_slave_channel_compat(const dma_cap_mask_t *mask, + dma_filter_fn fn, void *fn_param, + struct device *dev, char *name) { struct dma_chan *chan; |