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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2016-04-27 14:15:40 +0300
committerVinod Koul <vinod.koul@intel.com>2016-05-02 15:31:05 +0530
commit3a14c66d43d018baed96ceb74f9ab548878c09b8 (patch)
tree76e9ffceb36ecb9b75c8bb591b517da06ecab207 /include/linux/dma
parent161c3d04aeca8a5bfffe3902786bdf0ccd8575c0 (diff)
dmaengine: dw: pass platform data via struct dw_dma_chip
We pass struct dw_dma_chip to dw_dma_probe() anyway, thus we may use it to pass a platform data as well. While here, constify the source of the platform data. Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'include/linux/dma')
-rw-r--r--include/linux/dma/dw.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/dma/dw.h b/include/linux/dma/dw.h
index 71456442ebe3..f2e538aaddad 100644
--- a/include/linux/dma/dw.h
+++ b/include/linux/dma/dw.h
@@ -27,6 +27,7 @@ struct dw_dma;
* @regs: memory mapped I/O space
* @clk: hclk clock
* @dw: struct dw_dma that is filed by dw_dma_probe()
+ * @pdata: pointer to platform data
*/
struct dw_dma_chip {
struct device *dev;
@@ -34,10 +35,12 @@ struct dw_dma_chip {
void __iomem *regs;
struct clk *clk;
struct dw_dma *dw;
+
+ const struct dw_dma_platform_data *pdata;
};
/* Export to the platform drivers */
-int dw_dma_probe(struct dw_dma_chip *chip, struct dw_dma_platform_data *pdata);
+int dw_dma_probe(struct dw_dma_chip *chip);
int dw_dma_remove(struct dw_dma_chip *chip);
/* DMA API extensions */