On Tue, Oct 9, 2018 at 4:52 PM Malathi Gottam wrote:
>
> Add USERPTR to queue access methods by adding this
> support to io_modes on both the planes.
>
> Signed-off-by: Malathi Gottam
Tested-by: Alexandre Courbot
Please ignore this patch - I did not notice that a similar one has
been sent before. >_<
On Thu, Oct 11, 2018 at 3:46 PM Alexandre Courbot wrote:
>
> The venus codec can work just fine with USERPTR buffers. Enable this
> possibility.
>
> Signed-off-by: Alexandre Courbot
&
The venus codec can work just fine with USERPTR buffers. Enable this
possibility.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/qcom/venus/vdec.c | 4 ++--
drivers/media/platform/qcom/venus/venc.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers
On Fri, Aug 24, 2018 at 5:57 PM Stanimir Varbanov
wrote:
>
> Hi Alex,
>
> On 08/24/2018 10:38 AM, Alexandre Courbot wrote:
> > On Thu, Aug 23, 2018 at 11:29 PM Vikash Garodia
> > wrote:
> >>
> >> Add routine to reset the ARM9 and brings it out of res
On Fri, Aug 24, 2018 at 6:01 PM Stanimir Varbanov
wrote:
>
> Hi Alex,
>
> On 08/24/2018 10:39 AM, Alexandre Courbot wrote:
> > On Thu, Aug 23, 2018 at 11:29 PM Vikash Garodia
> > wrote:
> >>
> >> Separate firmware loading part into a new functio
On Fri, Aug 24, 2018 at 9:26 PM Vikash Garodia wrote:
>
> Hi Alex,
>
> On 2018-08-24 13:09, Alexandre Courbot wrote:
> > On Thu, Aug 23, 2018 at 11:29 PM Vikash Garodia
> > wrote:
>
> [snip]
>
> >> +struct video_firmware {
> >> + s
On Fri, Apr 20, 2018 at 12:43 AM Paul Kocialkowski <
paul.kocialkow...@bootlin.com> wrote:
> When using the request API in the context of a m2m driver, the
> operations that come with a m2m run scheduling call in their
> (m2m-specific) ioctl handler are delayed until the request is queued
> (for i
this by moving the call to venus_helper_check_codec() into the loop,
and keep enumerating when it fails.
Fixes: 29f0133ec6 media: venus: use helper function to check supported codecs
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/qcom/venus/vdec.c | 13 +++--
drivers/media
On Thu, Mar 15, 2018 at 6:52 PM, Stanimir Varbanov
wrote:
> Hi Alex,
>
> Thanks for the patch!
>
> On 13.03.2018 11:11, Alexandre Courbot wrote:
>> find_format_by_index() stops enumerating formats as soon as the index
>> matches, and returns NULL if venus_helper_c
On Wed, Mar 14, 2018 at 10:25 PM, Paul Kocialkowski
wrote:
> Hi,
>
> On Tue, 2018-03-13 at 19:24 +0900, Alexandre Courbot wrote:
>> On Fri, Mar 9, 2018 at 11:35 PM, Paul Kocialkowski
>> wrote:
>> > Hi,
>> >
>> > On Thu, 2018-03-08 at 22:4
On Fri, Mar 9, 2018 at 11:35 PM, Paul Kocialkowski
wrote:
> Hi,
>
> On Thu, 2018-03-08 at 22:48 +0900, Alexandre Courbot wrote:
>> Hi Paul!
>>
>> Thanks a lot for taking the time to try this! I am also working on
>> getting it to work with an actual driver, but yo
this by moving the call to venus_helper_check_codec() into the loop,
and keep enumerating when it fails.
Signed-off-by: Alexandre Courbot
Change-Id: I4ff66e0b85172598efa59a6f01da8cb60597a6a5
---
drivers/media/platform/qcom/venus/vdec.c | 13 +++--
drivers/media/platform/qcom/venus/venc.c
On Mon, Mar 12, 2018 at 5:15 PM, Tomasz Figa wrote:
> Hi Paul, Dmitry,
>
> On Mon, Mar 12, 2018 at 5:10 PM, Paul Kocialkowski
> wrote:
>> Hi,
>>
>> On Sun, 2018-03-11 at 22:42 +0300, Dmitry Osipenko wrote:
>>> Hello,
>>>
>>> On 07.03.2018 19:37, Paul Kocialkowski wrote:
>>> > Hi,
>>> >
>>> > Firs
On Thu, Mar 8, 2018 at 1:50 AM, Paul Kocialkowski
wrote:
> Hi,
>
> On Tue, 2018-02-20 at 13:44 +0900, Alexandre Courbot wrote:
>> Add a new vb2_qbuf_request() (a request-aware version of vb2_qbuf())
>> that request-aware drivers can call to queue a buffer into a request
&
have a few comments based on my experience integrating this request
> API with the Cedrus VPU driver (and the associated libva backend), that
> also concern the vim2m driver.
>
> On Tue, 2018-02-20 at 13:44 +0900, Alexandre Courbot wrote:
>> Set the necessary ops for supporting
On Wed, Feb 28, 2018 at 11:02 PM, Enric Balletbo i Serra
wrote:
> Enables typec phyter and extcon driver for cable detection that is used by
> USB 3.0 controller for Rockchip rk3399 SoCs.
>
> Signed-off-by: Enric Balletbo i Serra
Tested-by: Alexandre Courbot
Thanks! This
On Wed, Feb 21, 2018 at 4:29 PM, Hans Verkuil wrote:
> On 02/21/2018 07:01 AM, Alexandre Courbot wrote:
>> Hi Hans,
>>
>> On Tue, Feb 20, 2018 at 7:36 PM, Hans Verkuil wrote:
>>> On 02/20/18 05:44, Alexandre Courbot wrote:
>
>
>
>
On Wed, Feb 21, 2018 at 12:20 AM, Hans Verkuil wrote:
> On 02/20/18 05:44, Alexandre Courbot wrote:
>> From: Hans Verkuil
>>
>> When queuing buffers allow for passing the request that should
>> be associated with this buffer.
>>
>> Signed-off-by: Hans V
On Wed, Feb 21, 2018 at 1:18 AM, Hans Verkuil wrote:
> On 02/20/2018 05:44 AM, Alexandre Courbot wrote:
>> Add a new vb2_qbuf_request() (a request-aware version of vb2_qbuf())
>> that request-aware drivers can call to queue a buffer into a request
>> instead of directly
On Wed, Feb 21, 2018 at 12:24 AM, Hans Verkuil wrote:
> On 02/20/18 05:44, Alexandre Courbot wrote:
>> Allow drivers to assign a request entity to v4l2_fh. This will be useful
>> for request-aware ioctls to find out which request entity to use.
>>
>> Signe
On Tue, Feb 20, 2018 at 10:25 PM, Hans Verkuil wrote:
> On 02/20/18 05:44, Alexandre Courbot wrote:
>> Add a v4l2 request entity data structure that takes care of storing the
>> request-related state of a V4L2 device ; in this case, its controls.
>>
>> Signe
On Wed, Feb 21, 2018 at 1:35 AM, Hans Verkuil wrote:
> On 02/20/2018 05:44 AM, Alexandre Courbot wrote:
>> Add a new VIDIOC_NEW_REQUEST ioctl, which allows to instanciate requests
>> on devices that support the request API. Requests created that way can
>> only control the
Hi Hans,
On Tue, Feb 20, 2018 at 7:36 PM, Hans Verkuil wrote:
> On 02/20/18 05:44, Alexandre Courbot wrote:
>> The request API provides a way to group buffers and device parameters
>> into units of work to be queued and executed. This patch introduces the
>> UAPI and core
Hi Philippe,
On Tue, Feb 20, 2018 at 4:36 PM, Philippe Ombredanne
wrote:
> On Tue, Feb 20, 2018 at 5:44 AM, Alexandre Courbot
> wrote:
>> Add a v4l2 request entity data structure that takes care of storing the
>> request-related state of a V4L2 device ; in this case, its cont
amera driver sometime soon.
Alexandre Courbot (14):
media: add request API core and UAPI
[WAR] v4l2-ctrls: do not clone non-standard controls
v4l2: add request API support
media: v4l2_fh: add request entity field
media: videobuf2: add support for requests
media: videobuf2-v4l2: suppor
(): decrease refcount and delete if it reaches 0.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: turn v4l2_ctrl_request_alloc into init function]
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 106 ++-
include/media/v4l2-ctrls.h | 7
we need to skip such controls.
TODO: check drivers/staging/media/imx/imx-media-fim.c change.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/dvb-frontends/rtl2832_sdr.c | 5 +-
drivers/media/pci/bt8xx/bttv-driver.c | 2 +-
drivers/media/pci/cx23885/cx2
.
Signed-off-by: Alexandre Courbot
---
drivers/media/Kconfig | 3 +
drivers/media/Makefile | 6 +
drivers/media/media-request.c | 341
include/media/media-request.h | 349 +
include/uapi/linux/media
From: Hans Verkuil
The v4l2_g/s_ext_ctrls functions now support control handlers that
represent requests.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 37 +---
1 file changed, 33 insertions(+), 4 deletions
From: Hans Verkuil
The next patch needs the reference to a control instead of the
control itself, so change struct v4l2_ctrl_helper accordingly.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 18 +-
1 file changed, 9
controls with requests, but
that is enough for testing purposes.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c
b/drivers/media/v4l2-core/v4l2-ctrls.c
index 166647817efb
From: Hans Verkuil
Add a helper function that can set controls from a request.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 71
include/media/v4l2-ctrls.h | 2 +
2 files changed, 73 insertions
From: Hans Verkuil
When queuing buffers allow for passing the request that should
be associated with this buffer.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: make request ID 32-bit]
Signed-off-by: Alexandre Courbot
---
drivers/media/common/videobuf2/videobuf2-v4l2.c | 2 +-
drivers
Allow drivers to assign a request entity to v4l2_fh. This will be useful
for request-aware ioctls to find out which request entity to use.
Signed-off-by: Alexandre Courbot
---
include/media/v4l2-fh.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/media/v4l2-fh.h b/include/media
Add a new VIDIOC_NEW_REQUEST ioctl, which allows to instanciate requests
on devices that support the request API. Requests created that way can
only control the device they originate from, making them suitable for
simple devices, but not complex pipelines.
Signed-off-by: Alexandre Courbot
Make vb2 core aware of requests. Drivers can specify whether a given
queue accepts requests or not.
Signed-off-by: Alexandre Courbot
---
drivers/media/common/videobuf2/videobuf2-core.c | 3 +++
include/media/videobuf2-core.h | 4
2 files changed, 7 insertions(+)
diff
Allow to specify a request to be used with the S_EXT_CTRLS and
G_EXT_CTRLS operations.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ioctl.c | 2 +-
include/uapi/linux/videodev2.h | 3 ++-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/media
Read and use the request_fd field of struct v4l2_ext_controls to apply
VIDIOC_G_EXT_CTRLS or VIDIOC_S_EXT_CTRLS to a request when asked by
userspace.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/omap3isp/ispvideo.c | 2 +-
drivers/media/v4l2-core/v4l2-ctrls.c | 98
Allow to use requests with the video capture device.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vivid/Kconfig | 1 +
drivers/media/platform/vivid/vivid-core.c | 63 ++-
drivers/media/platform/vivid/vivid-core.h | 3 +
.../media/platform/vivid
media entities.
Signed-off-by: Alexandre Courbot
---
drivers/media/media-device.c | 11 +++
include/media/mc-request.h | 33 +
include/media/media-device.h | 1 +
include/media/media-entity.h | 5 +
include/uapi/linux/media.h | 2 ++
5 files
Set the necessary ops for supporting requests in vim2m.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/Kconfig | 1 +
drivers/media/platform/vim2m.c | 75 ++
2 files changed, 76 insertions(+)
diff --git a/drivers/media/platform/Kconfig b/drivers
v4l2_request_entity_data to describe their
entity and entity data respectively.
Also add the vb2_request_submit() helper function which drivers can
invoke in order to queue all the buffers previously queued into a
request into the regular vb2 queue.
Signed-off-by: Alexandre Courbot
---
.../media/common
Document the request API for V4L2 devices, and amend the documentation
of system calls influenced by it.
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/v4l/buffer.rst | 9 +-
Documentation/media/uapi/v4l/common.rst | 1 +
Documentation/media/uapi/v4l/request
Add generic support for requests to the mem2mem framework. This just
requires calling vb2_qbuf_request() instead of vb2_qbuf() in
v4l2_m2m_qbuf().
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-mem2mem.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a
Add a v4l2 request entity data structure that takes care of storing the
request-related state of a V4L2 device ; in this case, its controls.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/Makefile | 1 +
drivers/media/v4l2-core/v4l2-request.c | 178
From: Hans Verkuil
Add a refcount and is_request bool to struct v4l2_ctrl_handler:
this is used to refcount a handler that represents a request.
Add a p_req field to struct v4l2_ctrl_ref that will store the
request value.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
etime soon.
Alexandre Courbot (14):
media: add request API core and UAPI
[WAR] v4l2-ctrls: do not clone non-standard controls
v4l2: add request API support
media: v4l2_fh: add request entity field
media: videobuf2: add support for requests
media: videobuf2-v4l2: support for requests
vide
From: Laurent Pinchart
The media request API is made of a new ioctl to implement request
management. Document it.
Signed-off-by: Laurent Pinchart
[acour...@chromium.org: adapt for newest API]
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/mediactl/media-funcs.rst | 1
From: Hans Verkuil
When queuing buffers allow for passing the request that should
be associated with this buffer.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: make request ID 32-bit]
Signed-off-by: Alexandre Courbot
---
drivers/media/common/videobuf2/videobuf2-v4l2.c | 3 ++-
drivers
we need to skip such controls.
TODO: check drivers/staging/media/imx/imx-media-fim.c change.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/dvb-frontends/rtl2832_sdr.c| 5 +--
drivers/media/pci/bt8xx/bttv-driver.c| 2 +-
drivers/media/pci/cx238
Make vb2 aware of requests. Drivers can specify whether a given queue
can accept requests or not. Queues that accept requests will block on a
buffer that is part of a request until that request is submitted.
Signed-off-by: Alexandre Courbot
---
drivers/media/common/videobuf2/videobuf2-core.c
(): decrease refcount and delete if it reaches 0.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: turn v4l2_ctrl_request_alloc into init function]
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 106 ++-
include/media/v4l2-ctrls.h
From: Hans Verkuil
The v4l2_g/s_ext_ctrls functions now support control handlers that
represent requests.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 37
1 file changed, 33 insertions(+), 4
Add a v4l2 request entity data structure that takes care of storing the
request-related state of a V4L2 device ; in this case, its controls.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/Makefile | 2 +-
drivers/media/v4l2-core/v4l2-request.c | 54
Read and use the request_fd field of struct v4l2_ext_controls to apply
VIDIOC_G_EXT_CTRLS or VIDIOC_S_EXT_CTRLS to a request when asked by
userspace.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ioctl.c | 36
1 file changed, 36
Request API requires a media node. Add one to the vim2m driver so we can
use requests with it.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vim2m.c | 24
1 file changed, 24 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media
Set the necessary ops for supporting requests in vim2m.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vim2m.c | 55 ++
1 file changed, 55 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c
index
Document how the request API can be used along with the existing V4L2
interface.
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/v4l/buffer.rst| 10 +-
Documentation/media/uapi/v4l/common.rst| 1 +
Documentation/media/uapi/v4l/request-api.rst | 236
From: Hans Verkuil
Add a refcount and is_request bool to struct v4l2_ctrl_handler:
this is used to refcount a handler that represents a request.
Add a p_req field to struct v4l2_ctrl_ref that will store the
request value.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
From: Hans Verkuil
The next patch needs the reference to a control instead of the
control itself, so change struct v4l2_ctrl_helper accordingly.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 18 +-
1 file changed, 9
Allow to specify a request to be used with the S_EXT_CTRLS and
G_EXT_CTRLS operations.
Signed-off-by: Alexandre Courbot
---
include/uapi/linux/videodev2.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index
From: Hans Verkuil
Add a helper function that can set controls from a request.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 71
include/media/v4l2-ctrls.h | 2 +
2 files changed, 73
Support the request argument of the QBUF ioctl.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ioctl.c | 83 +++-
1 file changed, 82 insertions(+), 1 deletion(-)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c
b/drivers/media/v4l2-core/v4l2
.
Signed-off-by: Alexandre Courbot
---
drivers/media/Makefile | 3 +-
drivers/media/media-device.c | 7 +
drivers/media/media-request-mgr.c| 105
drivers/media/media-request.c| 311 +++
drivers/media/v4l2-core/v4l2
As discussed yesterday, here is a rebase on the media master branch. A
few minor fixes for typos have also slept in, but otherwise this is
equivalent to v2. I expect to have the buffer queueing behavior fixed in
the next version.
Alexandre Courbot (9):
media: add request API core and UAPI
v4l2_fh.h uses the IS_ENABLED() macro and thus should include kconfig.h.
Signed-off-by: Alexandre Courbot
---
include/media/v4l2-fh.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/media/v4l2-fh.h b/include/media/v4l2-fh.h
index 62633e7d2630..ea73fef8bdc0 100644
--- a/include/media
The description for VIDIOC_PREPARE_BUF results in the following
sentence: "...before actually enqueuing it, using the ioctl VIDIOC_QBUF,
VIDIOC_DQBUF ioctl...".
The intent is to only refer to VIDIOC_QBUF though, so fix this.
Signed-off-by: Alexandre Courbot
---
Documentation/medi
with -> which
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/mediactl/media-types.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/media/uapi/mediactl/media-types.rst
b/Documentation/media/uapi/mediactl/media-types.rst
index 8d64b0c06
Hi Randy,
On Fri, Feb 2, 2018 at 3:14 AM, Randy Dunlap wrote:
> On 01/31/2018 02:24 AM, Alexandre Courbot wrote:
>> From: Laurent Pinchart
>>
>> The media request API is made of a new ioctl to implement request
>> management. Document it.
>>
>> Sig
From: Hans Verkuil
When queuing buffers allow for passing the request that should
be associated with this buffer.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: make request ID 32-bit]
Signed-off-by: Alexandre Courbot
---
drivers/media/usb/cpia2/cpia2_v4l.c | 2 +-
drivers
.
Signed-off-by: Alexandre Courbot
---
drivers/media/Makefile | 3 +-
drivers/media/media-device.c | 7 +
drivers/media/media-request-mgr.c| 105
drivers/media/media-request.c| 311 +++
drivers/media/v4l2-core/v4l2
Support the request argument of the QBUF ioctl.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ioctl.c | 83 +++-
1 file changed, 82 insertions(+), 1 deletion(-)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c
b/drivers/media/v4l2-core/v4l2
Add a v4l2 request entity data structure that takes care of storing the
request-related state of a V4L2 device ; in this case, its controls.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/Makefile | 2 +-
drivers/media/v4l2-core/v4l2-request.c | 54
Allow to specify a request to be used with the S_EXT_CTRLS and
G_EXT_CTRLS operations.
Signed-off-by: Alexandre Courbot
---
include/uapi/linux/videodev2.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index
From: Hans Verkuil
The v4l2_g/s_ext_ctrls functions now support control handlers that
represent requests.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 37
1 file changed, 33 insertions(+), 4
Read and use the request_fd field of struct v4l2_ext_controls to apply
VIDIOC_G_EXT_CTRLS or VIDIOC_S_EXT_CTRLS to a request when asked by
userspace.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ioctl.c | 36
1 file changed, 36
Request API requires a media node. Add one to the vim2m driver so we can
use requests with it.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vim2m.c | 24
1 file changed, 24 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media
Document how the request API can be used along with the existing V4L2
interface.
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/v4l/buffer.rst| 10 +-
Documentation/media/uapi/v4l/common.rst| 1 +
Documentation/media/uapi/v4l/request-api.rst | 236
Set the necessary ops for supporting requests in vim2m.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vim2m.c | 55 ++
1 file changed, 55 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c
index
(): decrease refcount and delete if it reaches 0.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: turn v4l2_ctrl_request_alloc into init function]
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 106 ++-
include/media/v4l2-ctrls.h
From: Hans Verkuil
Add a refcount and is_request bool to struct v4l2_ctrl_handler:
this is used to refcount a handler that represents a request.
Add a p_req field to struct v4l2_ctrl_ref that will store the
request value.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
From: Hans Verkuil
Add a helper function that can set controls from a request.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 71
include/media/v4l2-ctrls.h | 2 +
2 files changed, 73
Make vb2 aware of requests. Drivers can specify whether a given queue
can accept requests or not. Queues that accept requests will block on a
buffer that is part of a request until that request is submitted.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/videobuf2-core.c | 133
we need to skip such controls.
TODO: check drivers/staging/media/imx/imx-media-fim.c change.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/dvb-frontends/rtl2832_sdr.c| 5 +--
drivers/media/pci/bt8xx/bttv-driver.c| 2 +-
drivers/media/pci/cx238
From: Hans Verkuil
The next patch needs the reference to a control instead of the
control itself, so change struct v4l2_ctrl_helper accordingly.
Signed-off-by: Hans Verkuil
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ctrls.c | 18 +-
1 file changed, 9
hould be used.
Alexandre Courbot (9):
media: add request API core and UAPI
media: videobuf2: add support for requests
media: vb2: add support for requests in QBUF ioctl
v4l2: add request API support
videodev2.h: add request_fd field to v4l2_ext_controls
v4l2-ctrls: support reques
From: Laurent Pinchart
The media request API is made of a new ioctl to implement request
management. Document it.
Signed-off-by: Laurent Pinchart
[acour...@chromium.org: adapt for newest API]
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/mediactl/media-funcs.rst | 1
On Tue, Jan 30, 2018 at 1:04 AM, Hans Verkuil wrote:
> On 01/26/2018 07:02 AM, Alexandre Courbot wrote:
>> From: Laurent Pinchart
>>
>> The media request API is made of a new ioctl to implement request
>> management. Document it.
>>
>> Signed-off-by: Laur
Hi Hans,
On Mon, Jan 29, 2018 at 8:21 PM, Hans Verkuil wrote:
> On 01/26/2018 07:02 AM, Alexandre Courbot wrote:
>> Howdy. Here is your bi-weekly request API redesign! ;)
>>
>> Again, this is a simple version that only implements the flow of requests,
>> without apply
On Tue, Jan 30, 2018 at 1:03 AM, Hans Verkuil wrote:
> On 01/26/2018 07:02 AM, Alexandre Courbot wrote:
>> Document how the request API can be used along with the existing V4L2
>> interface.
>>
>> Signed-off-by: Alexandre Courbot
>> ---
>> Documentati
variable size IOCTL argument support is no longer included.
Do we need this for the request API?
>
> On Fri, Dec 15, 2017 at 04:56:17PM +0900, Alexandre Courbot wrote:
>> The request API provides a way to group buffers and device parameters
>> into units of work to be queued and
.
Signed-off-by: Alexandre Courbot
---
drivers/media/Makefile | 3 +-
drivers/media/media-device.c | 7 +
drivers/media/media-request-mgr.c| 107
drivers/media/media-request.c| 308 +++
drivers/media/v4l2-core/v4l2
From: Hans Verkuil
When queuing buffers allow for passing the request ID that
should be associated with this buffer.
Signed-off-by: Hans Verkuil
[acour...@chromium.org: make request ID 32-bit]
Signed-off-by: Alexandre Courbot
---
drivers/media/usb/cpia2/cpia2_v4l.c | 2 +-
drivers
Make vb2 aware of requests. Drivers can specify whether a given queue
can accept requests or not. Queues that accept requests will block on a
buffer that is part of a request until that request is submitted.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/videobuf2-core.c | 125
From: Laurent Pinchart
The media request API is made of a new ioctl to implement request
management. Document it.
Signed-off-by: Laurent Pinchart
[acour...@chromium.org: adapt for newest API]
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/mediactl/media-funcs.rst | 1
Request API requires a media node. Add one to the vim2m driver so we can
use requests with it.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vim2m.c | 24
1 file changed, 24 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media
Document how the request API can be used along with the existing V4L2
interface.
Signed-off-by: Alexandre Courbot
---
Documentation/media/uapi/v4l/buffer.rst | 10 +-
Documentation/media/uapi/v4l/common.rst | 1 +
Documentation/media/uapi/v4l/request-api.rst | 194
Set the necessary ops for supporting requests in vim2m.
Signed-off-by: Alexandre Courbot
---
drivers/media/platform/vim2m.c | 31 +++
1 file changed, 31 insertions(+)
diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c
index a32e8a7950eb
Support the request argument of the QBUF ioctl.
Signed-off-by: Alexandre Courbot
---
drivers/media/v4l2-core/v4l2-ioctl.c | 79 +++-
1 file changed, 78 insertions(+), 1 deletion(-)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c
b/drivers/media/v4l2-core/v4l2
objection to that? IIRC the earlier design documents mentioned this possibility.
Alexandre Courbot (6):
media: add request API core and UAPI
media: videobuf2: add support for requests
media: vb2: add support for requests in QBUF ioctl
v4l2: document the request API interface
media: vim2m: a
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