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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2013-01-18 17:10:59 +0200
committerVinod Koul <vinod.koul@intel.com>2013-01-28 04:04:28 -0800
commit985a6c7dcf309378b91d16cdbdb0909479f99c33 (patch)
tree3701944de4813bddd07dd3d9b6688ab0e6074d98 /drivers/dma/dw_dmac.c
parent2b99c2592167eb1043e16d1e7187afdc7c940a41 (diff)
downloadop-kernel-dev-985a6c7dcf309378b91d16cdbdb0909479f99c33.zip
op-kernel-dev-985a6c7dcf309378b91d16cdbdb0909479f99c33.tar.gz
dw_dmac: print out DW_PARAMS and DWC_PARAMS when debug
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> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/dw_dmac.c')
-rw-r--r--drivers/dma/dw_dmac.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index dc3b955..ddd3ad2 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -1608,6 +1608,8 @@ 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);
@@ -1721,6 +1723,9 @@ 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. */
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