Hi Laurent!
On 04/08/2011 02:53 PM, Laurent Pinchart wrote:
> Hi Sylwester,
>
> On Thursday 07 April 2011 00:04:45 Sylwester Nawrocki wrote:
>> On 04/06/2011 10:05 PM, Sylwester Nawrocki wrote:
>>> On 03/07/2011 12:20 AM, Pawel Osciak wrote:
On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart wro
Hi Marek,
On Friday 08 April 2011 15:09:02 Marek Szyprowski wrote:
> On Friday, April 08, 2011 2:53 PM Laurent Pinchart wrote:
[snip]
> > buf_queue is called with a spinlock help, so you can't perform I2C
> > communication there.
>
> In videobuf2 buf_queue() IS NOT called with any spinlock held
Hello,
On Friday, April 08, 2011 2:53 PM Laurent Pinchart wrote:
> > ...
> >
> > > As buf_queue callback is called by vb2 only after start_streaming,
> > > for a camera snapshot capture I needed to start a pipeline only from
> the
> > > buf_queue handler level, i.e. subdev's video s_stream op was
Hi Sylwester,
On Thursday 07 April 2011 00:04:45 Sylwester Nawrocki wrote:
> On 04/06/2011 10:05 PM, Sylwester Nawrocki wrote:
> > On 03/07/2011 12:20 AM, Pawel Osciak wrote:
> >> On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart wrote:
> >>> On Monday 28 February 2011 16:44:38 Pawel Osciak wrote:
>
On 04/06/2011 10:05 PM, Sylwester Nawrocki wrote:
> Hi Pawel,
>
> On 03/07/2011 12:20 AM, Pawel Osciak wrote:
>> Hi Laurent,
>>
>> On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart
>>wrote:
>>> Hi Pawel,
>>>
>>> On Monday 28 February 2011 16:44:38 Pawel Osciak wrote:
Hi Laurent,
A few q
Hi Pawel,
On 03/07/2011 12:20 AM, Pawel Osciak wrote:
> Hi Laurent,
>
> On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart
> wrote:
>> Hi Pawel,
>>
>> On Monday 28 February 2011 16:44:38 Pawel Osciak wrote:
>>> Hi Laurent,
>>> A few questions from me below. I feel we need to talk about this
>>> cha
Hi Pawel,
On Monday 07 March 2011 00:20:36 Pawel Osciak wrote:
> On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart wrote:
> > On Monday 28 February 2011 16:44:38 Pawel Osciak wrote:
> >> Hi Laurent,
> >> A few questions from me below. I feel we need to talk about this
> >> change a bit more, it intro
On Sun, 2011-03-06 at 15:20 -0800, Pawel Osciak wrote:
> Hi Laurent,
>
> On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart
> > I think a disconnection is pretty fatal. If the user unplugs the webcam,
> > there's not much that can be done anymore. Userspace needs to be woken up
> > with
> > all buf
Hi Laurent,
On Tue, Mar 1, 2011 at 02:54, Laurent Pinchart
wrote:
> Hi Pawel,
>
> On Monday 28 February 2011 16:44:38 Pawel Osciak wrote:
>> Hi Laurent,
>> A few questions from me below. I feel we need to talk about this
>> change a bit more, it introduces some recovery and consistency
>> problem
Hi Pawel,
On Monday 28 February 2011 16:44:38 Pawel Osciak wrote:
> Hi Laurent,
> A few questions from me below. I feel we need to talk about this
> change a bit more, it introduces some recovery and consistency
> problems, unless I'm missing something.
>
> On Sun, Feb 27, 2011 at 10:12, Laurent
Hi Laurent,
A few questions from me below. I feel we need to talk about this
change a bit more, it introduces some recovery and consistency
problems, unless I'm missing something.
On Sun, Feb 27, 2011 at 10:12, Laurent Pinchart
wrote:
> videobuf2 expects drivers to check buffer in the buf_prepare
Hello,
On Sunday, February 27, 2011 7:13 PM Laurent Pinchart wrote:
> videobuf2 expects drivers to check buffer in the buf_prepare operation
> and to return success only if the buffer can queued without any issue.
>
> For hot-pluggable devices, disconnection events need to be handled at
> buf_qu
videobuf2 expects drivers to check buffer in the buf_prepare operation
and to return success only if the buffer can queued without any issue.
For hot-pluggable devices, disconnection events need to be handled at
buf_queue time. Checking the disconnected flag and adding the buffer to
the driver que
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