Thread (69 messages) 69 messages, 2 authors, 2014-10-23

[PATCH v3 09/59] dmaengine: Remove the need to declare device_control

From: laurent.pinchart@ideasonboard.com (Laurent Pinchart)
Date: 2014-10-22 21:06:17
Also in: lkml

Hi Maxime,

Thank you for the patch.

On Wednesday 22 October 2014 17:43:23 Maxime Ripard wrote:
In order to migrate the drivers without triggering a BUG_ON for the
converted drivers, which would cause bisectability issues, we need to
remove that check before removing the device_control function entirely.

Signed-off-by: Maxime Ripard <redacted>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
quoted hunk ↗ jump to hunk
---
 drivers/dma/dmaengine.c | 2 --
 1 file changed, 2 deletions(-)
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 9b2cd74b8f2e..98e9431f85ec 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -820,8 +820,6 @@ int dma_async_device_register(struct dma_device *device)
!device->device_prep_dma_sg);
 	BUG_ON(dma_has_cap(DMA_CYCLIC, device->cap_mask) &&
 		!device->device_prep_dma_cyclic);
-	BUG_ON(dma_has_cap(DMA_SLAVE, device->cap_mask) &&
-		!device->device_control);
 	BUG_ON(dma_has_cap(DMA_INTERLEAVE, device->cap_mask) &&
 		!device->device_prep_interleaved_dma);
-- 
Regards,

Laurent Pinchart
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