Re: [PATCH] dmaengine: pl330: get transfer count for BUSY descriptor in list

2016-08-18 Thread Stephen Barber
On Thu, Aug 18, 2016 at 4:08 AM, Hsin-Yu Chao wrote: > > A descrptor of status BUSY could stay in pending list with non-zero > number of transferred count. In this case we should query the actual > transfered count or the total residual will be wrong and cause > unexpected hw_ptr move. > > Signed-

[PATCH] dmaengine: pl330: get transfer count for BUSY descriptor in list

2016-08-18 Thread Hsin-Yu Chao
A descrptor of status BUSY could stay in pending list with non-zero number of transferred count. In this case we should query the actual transfered count or the total residual will be wrong and cause unexpected hw_ptr move. Signed-off-by: Hsin-Yu Chao --- drivers/dma/pl330.c | 2 +- 1 file chang