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media: platform: Improve subscribe event flow for bug fixing

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Let v4l2_ctrl_subscribe_event() do the job for other types except
V4L2_EVENT_SOURCE_CHANGE.

Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Xia Jiang 2020-08-14 09:11:34 +02:00 committed by Mauro Carvalho Chehab
parent cc9d3fa2d5
commit 8ea373774a
1 changed files with 2 additions and 2 deletions
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4
drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
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@ -446,9 +446,9 @@ static int mtk_jpeg_subscribe_event(struct v4l2_fh *fh,
switch (sub->type) { switch (sub->type) {
case V4L2_EVENT_SOURCE_CHANGE: case V4L2_EVENT_SOURCE_CHANGE:
return v4l2_src_change_event_subscribe(fh, sub); return v4l2_src_change_event_subscribe(fh, sub);
default:
return -EINVAL;
} }
return v4l2_ctrl_subscribe_event(fh, sub);
} }
static int mtk_jpeg_g_selection(struct file *file, void *priv, static int mtk_jpeg_g_selection(struct file *file, void *priv,