Hi Thierry,
On Fri, Oct 21, 2016 at 10:53:22AM +0200, Thierry Escande wrote:
> #define VB2_DMA_DIR_CAPTURE(d) \
> ((d) == DMA_FROM_DEVICE || (d) == DMA_BIDIRECTIONAL)
That looks good to me.
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Sakari Ailus
e-mail: sakari.ai...@iki.fi XMPP: sai...@retiisi.org.uk
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Hi Sakari,
On 21/10/2016 09:48, Sakari Ailus wrote:
Hi Thierry,
On Fri, Oct 21, 2016 at 09:25:05AM +0200, 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 wi
Hi Thierry,
On Fri, Oct 21, 2016 at 09:25:05AM +0200, 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
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 read
Hi Thierry,
On Thu, Oct 20, 2016 at 10:56:04AM +0200, 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
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 read
