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dmaengine: dw: Make error prints unique. Part #1

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The same error message is printed from different functions. Add a function
name to error message in order to make it easier to grep error from sources.

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Jarkko Nikula 2015-03-10 11:37:23 +02:00 committed by Vinod Koul
parent 265567fbca
commit 550da64bc8
1 changed files with 4 additions and 2 deletions
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6
drivers/dma/dw/core.c
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@ -230,7 +230,8 @@ static void dwc_dostart(struct dw_dma_chan *dwc, struct dw_desc *first)
/* ASSERT: channel is idle */
if (dma_readl(dw, CH_EN) & dwc->mask) {
dev_err(chan2dev(&dwc->chan),
"BUG: Attempted to start non-idle channel\n");
"%s: BUG: Attempted to start non-idle channel\n",
__func__);
dwc_dump_chan_regs(dwc);
/* The tasklet will hopefully advance the queue... */
@ -1261,7 +1262,8 @@ int dw_dma_cyclic_start(struct dma_chan *chan)
/* Assert channel is idle */
if (dma_readl(dw, CH_EN) & dwc->mask) {
dev_err(chan2dev(&dwc->chan),
"BUG: Attempted to start non-idle channel\n");
"%s: BUG: Attempted to start non-idle channel\n",
__func__);
dwc_dump_chan_regs(dwc);
spin_unlock_irqrestore(&dwc->lock, flags);
return -EBUSY;