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Diffstat (limited to 'drivers/dma/at_hdmac.c')
-rw-r--r--drivers/dma/at_hdmac.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 6e13f262139a..88cfc61329d2 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -310,8 +310,6 @@ static void atc_complete_all(struct at_dma_chan *atchan)
310 310
311 dev_vdbg(chan2dev(&atchan->chan_common), "complete all\n"); 311 dev_vdbg(chan2dev(&atchan->chan_common), "complete all\n");
312 312
313 BUG_ON(atc_chan_is_enabled(atchan));
314
315 /* 313 /*
316 * Submit queued descriptors ASAP, i.e. before we go through 314 * Submit queued descriptors ASAP, i.e. before we go through
317 * the completed ones. 315 * the completed ones.
@@ -368,6 +366,9 @@ static void atc_advance_work(struct at_dma_chan *atchan)
368{ 366{
369 dev_vdbg(chan2dev(&atchan->chan_common), "advance_work\n"); 367 dev_vdbg(chan2dev(&atchan->chan_common), "advance_work\n");
370 368
369 if (atc_chan_is_enabled(atchan))
370 return;
371
371 if (list_empty(&atchan->active_list) || 372 if (list_empty(&atchan->active_list) ||
372 list_is_singular(&atchan->active_list)) { 373 list_is_singular(&atchan->active_list)) {
373 atc_complete_all(atchan); 374 atc_complete_all(atchan);
@@ -1078,9 +1079,7 @@ static void atc_issue_pending(struct dma_chan *chan)
1078 return; 1079 return;
1079 1080
1080 spin_lock_irqsave(&atchan->lock, flags); 1081 spin_lock_irqsave(&atchan->lock, flags);
1081 if (!atc_chan_is_enabled(atchan)) { 1082 atc_advance_work(atchan);
1082 atc_advance_work(atchan);
1083 }
1084 spin_unlock_irqrestore(&atchan->lock, flags); 1083 spin_unlock_irqrestore(&atchan->lock, flags);
1085} 1084}
1086 1085