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dmaengine: dw: register IRQ and DMA pool with instance ID

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It is really useful not only for debugging to have an IRQ line and DMA
pool labeled with driver and its instance ID. Do this for DesignWare DMA
driver.

All current users of this IP would be enhanced later on.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Andy Shevchenko
2017-01-17 13:57:26 +02:00
committed by Vinod Koul
parent a46a763401
commit 08d62f58aa
5 changed files with 10 additions and 2 deletions
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include/linux/dma/dw.h
+2
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@@ -23,6 +23,7 @@ struct dw_dma;
/**
* struct dw_dma_chip - representation of DesignWare DMA controller hardware
* @dev: struct device of the DMA controller
* @id: instance ID
* @irq: irq line
* @regs: memory mapped I/O space
* @clk: hclk clock
@@ -31,6 +32,7 @@ struct dw_dma;
*/
struct dw_dma_chip {
struct device *dev;
int id;
int irq;
void __iomem *regs;
struct clk *clk;