[PATCH AUTOSEL 5.6 22/68] media: imx: imx7_mipi_csis: Power off the source when stopping streaming

Sasha Levin
2020-04-10T04:02:34Z

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

[ Upstream commit 770cbf89f90b0663499dbb3f03aa81b3322757ec ]

The .s_stream() implementation incorrectly powers on the source when
stopping the stream. Power it off instead.

Fixes: 7807063b862b ("media: staging/imx7: add MIPI CSI-2 receiver subdev for i.MX7")
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/staging/media/imx/imx7-mipi-csis.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/imx/imx7-mipi-csis.c b/drivers/staging/media/imx/imx7-mipi-csis.c
index 383abecb3bec0..0053e8b0b88e5 100644
--- a/drivers/staging/media/imx/imx7-mipi-csis.c
+++ b/drivers/staging/media/imx/imx7-mipi-csis.c
@@ -577,7 +577,7 @@ static int mipi_csis_s_stream(struct v4l2_subdev *mipi_sd, int enable)
state->flags |= ST_STREAMING;
} else {
v4l2_subdev_call(state->src_sd, video, s_stream, 0);
- ret = v4l2_subdev_call(state->src_sd, core, s_power, 1);
+ ret = v4l2_subdev_call(state->src_sd, core, s_power, 0);
mipi_csis_stop_stream(state);
state->flags &= ~ST_STREAMING;
if (state->debug)
--
2.20.1