Hi,
On Wed, Jan 15, 2014 at 11:45 PM, m silverstri
wrote:
> Hi,
>
> If my application allocate memory for input and output buffers, and
> pass the pointer to a kernel driver (via v4l2 queue buffer operation),
> can the kernel driver access it? Do I need to setup DMA before teh
> kernel driver ca
On Wed, Jan 15, 2014 at 11:45 PM, m silverstri <
michael.j.silvers...@gmail.com> wrote:
> Hi,
>
> If my application allocate memory for input and output buffers, and
> pass the pointer to a kernel driver (via v4l2 queue buffer operation),
> can the kernel driver access it? Do I need to setup DMA
Hi,
If my application allocate memory for input and output buffers, and
pass the pointer to a kernel driver (via v4l2 queue buffer operation),
can the kernel driver access it? Do I need to setup DMA before teh
kernel driver can read/write to it?
Thank you.
__