On 11/18/14 10:34, Pawel Osciak wrote:
> On Mon, Nov 10, 2014 at 8:49 PM, Hans Verkuil <hverkuil@xxxxxxxxx> wrote:
>> From: Hans Verkuil <hansverk@xxxxxxxxx>
>>
>> Add support for DMABUF exporting to the vb2-vmalloc implementation.
>>
>> All memory models now have support for both importing and exporting of DMABUFs.
>> Signed-off-by: Hans Verkuil <hansverk@xxxxxxxxx>
>> ---
>> drivers/media/v4l2-core/videobuf2-vmalloc.c | 174 ++++++++++++++++++++++++++++
>> 1 file changed, 174 insertions(+)
>>
>> diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c
>> index bba2460..dfbb6d5 100644
>> --- a/drivers/media/v4l2-core/videobuf2-vmalloc.c
>> +++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c
>> @@ -31,6 +31,9 @@ struct vb2_vmalloc_buf {
>> atomic_t refcount;
>> struct vb2_vmarea_handler handler;
>> struct dma_buf *dbuf;
>> +
>> + /* DMABUF related */
>> + struct dma_buf_attachment *db_attach;
>
> Unused?
>
Indeed. There is no device to be attached to this buffer, so this
copy-and-paste field can be removed.
Regards,
Hans
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