diff options
Diffstat (limited to 'drivers/dma/pxa_dma.c')
| -rw-r--r-- | drivers/dma/pxa_dma.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c index 2093e52..3f56f9c 100644 --- a/drivers/dma/pxa_dma.c +++ b/drivers/dma/pxa_dma.c @@ -671,6 +671,7 @@ static irqreturn_t pxad_chan_handler(int irq, void *dev_id) struct virt_dma_desc *vd, *tmp; unsigned int dcsr; unsigned long flags; + bool vd_completed; dma_cookie_t last_started = 0; BUG_ON(!chan); @@ -681,15 +682,17 @@ static irqreturn_t pxad_chan_handler(int irq, void *dev_id) spin_lock_irqsave(&chan->vc.lock, flags); list_for_each_entry_safe(vd, tmp, &chan->vc.desc_issued, node) { + vd_completed = is_desc_completed(vd); dev_dbg(&chan->vc.chan.dev->device, - "%s(): checking txd %p[%x]: completed=%d\n", - __func__, vd, vd->tx.cookie, is_desc_completed(vd)); + "%s(): checking txd %p[%x]: completed=%d dcsr=0x%x\n", + __func__, vd, vd->tx.cookie, vd_completed, + dcsr); last_started = vd->tx.cookie; if (to_pxad_sw_desc(vd)->cyclic) { vchan_cyclic_callback(vd); break; } - if (is_desc_completed(vd)) { + if (vd_completed) { list_del(&vd->node); vchan_cookie_complete(vd); } else { |
