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 <[email protected]>
---
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

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