[PATCH] fixup! staging: vc04_services: bcm2835-isp: Add a more complex ISP processing component

Umang Jain umang.jain at ideasonboard.com
Mon Nov 13 06:07:55 PST 2023


Setup DMA Mask
---
I realised while (re)creating the test branches (sent in reply to the cover
letter), I missed to squash this hunk in
"staging: vc04_services: bcm2835-isp: Add a more complex ISP processing component"
before sending out the series.

Sending it as a fixup! for now. 
---
 .../staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c    | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c b/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c
index 316d35d5f19d..4a23f9feb6e4 100644
--- a/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c
+++ b/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c
@@ -1774,6 +1774,12 @@ static int bcm2835_isp_probe(struct vchiq_device *device)
 	unsigned int i;
 	int ret;
 
+	ret = dma_set_mask_and_coherent(&device->dev, DMA_BIT_MASK(32));
+	if (ret) {
+		dev_err(&device->dev, "dma_set_mask_and_coherent failed: %d\n", ret);
+		return ret;
+	}
+
 	bcm2835_isp_instances = devm_kzalloc(&device->dev,
 					     sizeof(bcm2835_isp_instances) *
 						      BCM2835_ISP_NUM_INSTANCES,
-- 
2.41.0




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