[PATCH v2 2/2] dmaengine: omap-dma: Do not suppress interrupts for memcpy
flat view
STALE3842d
SUPERSEDED
From: Peter Ujfalusi <hidden>
Date: 2016-03-10 13:29:49
Also in:
linux-omap, lkml
Subsystem:
dma generic offload engine subsystem, the rest · Maintainers:
Vinod Koul, Linus Torvalds
Revision v2 of 2 in this series.
Revisions (2)
- v2 current
- v3 [diff vs current]
If the client queues up more transfers the driver will not able to move to the next transfer without knowing that the previous descriptor is completed. Signed-off-by: Peter Ujfalusi <redacted> --- drivers/dma/omap-dma.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index a37001f72ebf..f7498681be82 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c@@ -953,9 +953,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_dma_memcpy( d->ccr = c->ccr; d->ccr |= CCR_DST_AMODE_POSTINC | CCR_SRC_AMODE_POSTINC; - d->cicr = CICR_DROP_IE; - if (tx_flags & DMA_PREP_INTERRUPT) - d->cicr |= CICR_FRAME_IE; + d->cicr = CICR_DROP_IE | CICR_FRAME_IE; d->csdp = data_type;
--
2.7.2