[PATCH v4 4/5] media: platform: Fix v4l2-compliance test bug

Xia Jiang
2019-10-17T08:41:33Z

Improve subscribe event handling: let v4l2_ctrl_subscribe_event() do the
job for other types except V4L2_EVENT_SOURCE_CHANGE.
Add checking created buffer size follow in mtk_jpeg_queue_setup().

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
---
v4: new add patch for v4l2-compliance test bug fix
---
drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index 5f0990fce8ef..abc506a552c1 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -446,9 +446,9 @@ static int mtk_jpeg_subscribe_event(struct v4l2_fh *fh,
switch (sub->type) {
case V4L2_EVENT_SOURCE_CHANGE:
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,
@@ -571,6 +571,13 @@ static int mtk_jpeg_queue_setup(struct vb2_queue *q,
if (!q_data)
return -EINVAL;

+ if (*num_planes) {
+ for (i = 0; i < *num_planes; i++)
+ if (sizes[i] < q_data->sizeimage[i])
+ return -EINVAL;
+ return 0;
+ }
+
*num_planes = q_data->fmt->colplanes;
for (i = 0; i < q_data->fmt->colplanes; i++) {
sizes[i] = q_data->sizeimage[i];
--
2.18.0