diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2015-01-13 20:08:14 +0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2015-02-05 09:39:44 +0300 |
| commit | d8ded50f8b26a224df48f9f93e49440c6a39b77f (patch) | |
| tree | 7c7620107180b0a2c3ea77770ef8fb9bccfa8341 /include | |
| parent | cfd8fef322305bbe9955817464f0d2054ce545c0 (diff) | |
| download | linux-d8ded50f8b26a224df48f9f93e49440c6a39b77f.tar.xz | |
dmaengine: dw: define DW_DMA_MAX_NR_MASTERS
Instead of using magic number in the code the patch provides
DW_DMA_MAX_NR_MASTERS constant.
While here, restrict the reading of data width array by amount of the actual
number of AHB masters.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/platform_data/dma-dw.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/platform_data/dma-dw.h b/include/linux/platform_data/dma-dw.h index 359127d290e7..87ac14c584f2 100644 --- a/include/linux/platform_data/dma-dw.h +++ b/include/linux/platform_data/dma-dw.h @@ -13,6 +13,8 @@ #include <linux/device.h> +#define DW_DMA_MAX_NR_MASTERS 4 + /** * struct dw_dma_slave - Controller-specific information about a slave * @@ -53,7 +55,7 @@ struct dw_dma_platform_data { unsigned char chan_priority; unsigned short block_size; unsigned char nr_masters; - unsigned char data_width[4]; + unsigned char data_width[DW_DMA_MAX_NR_MASTERS]; }; #endif /* _PLATFORM_DATA_DMA_DW_H */ |