Re: [PATCH v2 4/8] media: vidc: encoder: add video encoder files

From: Stanimir Varbanov
Date: Wed Sep 28 2016 - 20:53:23 EST


Hi Hans,

On 09/19/2016 01:15 PM, Hans Verkuil wrote:
> Many of my review comments for the decoder apply to the encoder as well,
> so I won't repeat those.

Sure, will address them too.

>
> On 09/07/2016 01:37 PM, Stanimir Varbanov wrote:
>> This adds encoder part of the driver plus encoder controls.
>>
>> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>
>> ---
>> drivers/media/platform/qcom/vidc/venc.c | 1252 +++++++++++++++++++++++++
>> drivers/media/platform/qcom/vidc/venc.h | 29 +
>> drivers/media/platform/qcom/vidc/venc_ctrls.c | 396 ++++++++
>> drivers/media/platform/qcom/vidc/venc_ctrls.h | 23 +
>> 4 files changed, 1700 insertions(+)
>> create mode 100644 drivers/media/platform/qcom/vidc/venc.c
>> create mode 100644 drivers/media/platform/qcom/vidc/venc.h
>> create mode 100644 drivers/media/platform/qcom/vidc/venc_ctrls.c
>> create mode 100644 drivers/media/platform/qcom/vidc/venc_ctrls.h
>>
>> diff --git a/drivers/media/platform/qcom/vidc/venc.c b/drivers/media/platform/qcom/vidc/venc.c
>> new file mode 100644
>> index 000000000000..3b65f851a807
>> --- /dev/null
>> +++ b/drivers/media/platform/qcom/vidc/venc.c
>> @@ -0,0 +1,1252 @@
>
> <snip>
>
>> +static int venc_s_selection(struct file *file, void *fh,
>> + struct v4l2_selection *s)
>> +{
>> + return -EINVAL;
>> +}
>
> Huh? Either remove this, or implement this correctly.

OK, I cannot remember why I keep it this way, might be v4l2-compliance

>
> <snip>
>
>> +static int venc_subscribe_event(struct v4l2_fh *fh,
>> + const struct v4l2_event_subscription *sub)
>> +{
>> + switch (sub->type) {
>> + case V4L2_EVENT_EOS:
>> + return v4l2_event_subscribe(fh, sub, 2, NULL);
>> + case V4L2_EVENT_SOURCE_CHANGE:
>> + return v4l2_src_change_event_subscribe(fh, sub);
>
> These two events aren't used in this driver AFAICT, so this can be dropped.
>
> Since that leaves just V4L2_EVENT_CTRL this function can be replaced by
> v4l2_ctrl_subscribe_event().

sure I can remove it.

--
regards,
Stan