Re: [PATCH v4] [media] vb2: Add support for capture_dma_bidirectional queue flag

Hi Thierry, On Mon, Oct 24, 2016 at 09:30:21AM +0200, Thierry Escande wrote: ... > --- a/include/media/videobuf2-core.h > +++ b/include/media/videobuf2-core.h > @@ -433,6 +433,9 @@ struct vb2_buf_ops { > * @quirk_poll_must_check_waiting_for_buffers: Return POLLERR at poll when > QBUF > *

Re: [PATCH v4] [media] vb2: Add support for capture_dma_bidirectional queue flag

Hi Thierry, On Mon, Oct 24, 2016 at 09:30:21AM +0200, Thierry Escande wrote: ... > --- a/include/media/videobuf2-core.h > +++ b/include/media/videobuf2-core.h > @@ -433,6 +433,9 @@ struct vb2_buf_ops { > * @quirk_poll_must_check_waiting_for_buffers: Return POLLERR at poll when > QBUF > *

Re: [PATCH v4] [media] vb2: Add support for capture_dma_bidirectional queue flag

Hi Thierry, On 2016-10-24 09:30, Thierry Escande wrote: From: Pawel Osciak When this flag is set for CAPTURE queues by the driver on calling vb2_queue_init(), it forces the buffers on the queue to be allocated/mapped with DMA_BIDIRECTIONAL direction flag instead of

Re: [PATCH v4] [media] vb2: Add support for capture_dma_bidirectional queue flag

Hi Thierry, On 2016-10-24 09:30, Thierry Escande wrote: From: Pawel Osciak When this flag is set for CAPTURE queues by the driver on calling vb2_queue_init(), it forces the buffers on the queue to be allocated/mapped with DMA_BIDIRECTIONAL direction flag instead of DMA_FROM_DEVICE. This

[PATCH v4] [media] vb2: Add support for capture_dma_bidirectional queue flag

From: Pawel Osciak When this flag is set for CAPTURE queues by the driver on calling vb2_queue_init(), it forces the buffers on the queue to be allocated/mapped with DMA_BIDIRECTIONAL direction flag instead of DMA_FROM_DEVICE. This allows the device not only to write to the

[PATCH v4] [media] vb2: Add support for capture_dma_bidirectional queue flag

From: Pawel Osciak When this flag is set for CAPTURE queues by the driver on calling vb2_queue_init(), it forces the buffers on the queue to be allocated/mapped with DMA_BIDIRECTIONAL direction flag instead of DMA_FROM_DEVICE. This allows the device not only to write to the buffers, but also