korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-20 10:44:23 +08:00
Code Issues Packages Projects Releases Wiki Activity

dmaengine: edma: Add channel number to debug prints

Browse Source 
It helps to identify issues if we have some information regarding to the
channel which the event is associated.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Peter Ujfalusi 2014-04-24 10:29:50 +03:00 committed by Vinod Koul
parent 406efb1a74
commit 9aac90960b
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/dma/edma.c
View File

@ -183,7 +183,8 @@ static void edma_execute(struct edma_chan *echan)
} }
if (edesc->processed <= MAX_NR_SG) { if (edesc->processed <= MAX_NR_SG) {
dev_dbg(dev, "first transfer starting %d\n", echan->ch_num); dev_dbg(dev, "first transfer starting on channel %d\n",
echan->ch_num);
edma_start(echan->ch_num); edma_start(echan->ch_num);
} else { } else {
dev_dbg(dev, "chan: %d: completed %d elements, resuming\n", dev_dbg(dev, "chan: %d: completed %d elements, resuming\n",
@ -197,7 +198,7 @@ static void edma_execute(struct edma_chan *echan)
* MAX_NR_SG * MAX_NR_SG
*/ */
if (echan->missed) { if (echan->missed) {
dev_dbg(dev, "missed event in execute detected\n"); dev_dbg(dev, "missed event on channel %d\n", echan->ch_num);
edma_clean_channel(echan->ch_num); edma_clean_channel(echan->ch_num);
edma_stop(echan->ch_num); edma_stop(echan->ch_num);
edma_start(echan->ch_num); edma_start(echan->ch_num);
@ -779,7 +780,7 @@ static int edma_alloc_chan_resources(struct dma_chan *chan)
echan->alloced = true; echan->alloced = true;
echan->slot[0] = echan->ch_num; echan->slot[0] = echan->ch_num;
dev_dbg(dev, "allocated channel for %u:%u\n", dev_dbg(dev, "allocated channel %d for %u:%u\n", echan->ch_num,
EDMA_CTLR(echan->ch_num), EDMA_CHAN_SLOT(echan->ch_num)); EDMA_CTLR(echan->ch_num), EDMA_CHAN_SLOT(echan->ch_num));
return 0; return 0;