Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH] dw_dmac: print out DW_PARAMS and DWC_PARAMS when debug | Date | Fri, 18 Jan 2013 17:10:59 +0200 |
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It's usefull to have the values of the DW_PARAMS and DWC_PARAMS printed when debug mode is enabled.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/dma/dw_dmac.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 1498b27..72e6316 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -1610,6 +1610,8 @@ static int dw_probe(struct platform_device *pdev) dw_params = dma_read_byaddr(regs, DW_PARAMS); autocfg = dw_params >> DW_PARAMS_EN & 0x1; + dev_dbg(&pdev->dev, "DW_PARAMS: 0x%08x\n", dw_params); + pdata = dev_get_platdata(&pdev->dev); if (!pdata) pdata = dw_dma_parse_dt(pdev); @@ -1723,6 +1725,9 @@ static int dw_probe(struct platform_device *pdev) dwc_params = dma_read_byaddr(regs + r * sizeof(u32), DWC_PARAMS); + dev_dbg(&pdev->dev, "DWC_PARAMS[%d]: 0x%08x\n", i, + dwc_params); + /* Decode maximum block size for given channel. The * stored 4 bit value represents blocks from 0x00 for 3 * up to 0x0a for 4095. */ -- 1.7.10.4
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