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[3.19.y-ckt,169/170,media] v4l: vsp1: Set the SRU CTRL0 register when starting the stream

Message ID 1459558456-24452-170-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa April 2, 2016, 12:54 a.m. UTC 
3.19.8-ckt18 -stable review patch.  If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

commit f6acfcdc5b8cdc9ddd53a459361820b9efe958c4 upstream.

Commit 58f896d859ce ("[media] v4l: vsp1: sru: Make the intensity
controllable during streaming") refactored the stream start code and
removed the SRU CTRL0 register write by mistake. Add it back.

Fixes: 58f896d859ce ("[media] v4l: vsp1: sru: Make the intensity controllable during streaming")

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 drivers/media/platform/vsp1/vsp1_sru.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/media/platform/vsp1/vsp1_sru.c b/drivers/media/platform/vsp1/vsp1_sru.c
index 1129494..733d1bd 100644
--- a/drivers/media/platform/vsp1/vsp1_sru.c
+++ b/drivers/media/platform/vsp1/vsp1_sru.c
@@ -154,6 +154,7 @@  static int sru_s_stream(struct v4l2_subdev *subdev, int enable)
 	mutex_lock(sru->ctrls.lock);
 	ctrl0 |= vsp1_sru_read(sru, VI6_SRU_CTRL0)
 	       & (VI6_SRU_CTRL0_PARAM0_MASK | VI6_SRU_CTRL0_PARAM1_MASK);
+	vsp1_sru_write(sru, VI6_SRU_CTRL0, ctrl0);
 	mutex_unlock(sru->ctrls.lock);
 
 	vsp1_sru_write(sru, VI6_SRU_CTRL1, VI6_SRU_CTRL1_PARAM5);