Messages in this thread Patch in this message | | | From | Alain Volmat <> | Subject | [PATCH v2 1/2] media: i2c: st_mipid02: cascade s_stream call to the source subdev | Date | Fri, 21 Jul 2023 14:03:14 +0200 |
| |
Cascade the s_stream call to the source subdev whenever the bridge streaming is enable / disabled.
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com> --- v2: correct uninitialized ret variable in mipid02_stream_disable
drivers/media/i2c/st-mipid02.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/media/i2c/st-mipid02.c b/drivers/media/i2c/st-mipid02.c index 906553a28676..ee456bd4cf76 100644 --- a/drivers/media/i2c/st-mipid02.c +++ b/drivers/media/i2c/st-mipid02.c @@ -545,7 +545,14 @@ static int mipid02_configure_from_code(struct mipid02_dev *bridge) static int mipid02_stream_disable(struct mipid02_dev *bridge) { struct i2c_client *client = bridge->i2c_client; - int ret; + int ret = -EINVAL; + + if (!bridge->s_subdev) + goto error; + + ret = v4l2_subdev_call(bridge->s_subdev, video, s_stream, 0); + if (ret) + goto error; /* Disable all lanes */ ret = mipid02_write_reg(bridge, MIPID02_CLK_LANE_REG1, 0); @@ -633,6 +640,10 @@ static int mipid02_stream_enable(struct mipid02_dev *bridge) if (ret) goto error; + ret = v4l2_subdev_call(bridge->s_subdev, video, s_stream, 1); + if (ret) + goto error; + return 0; error: -- 2.25.1
| |