Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-14 Thread Keiichi Watanabe
On Fri, Mar 13, 2020 at 7:09 PM Dmitry Sepp wrote: > > Hi Nicolas, Keiichi, > > On Freitag, 13. März 2020 08:54:13 CET Keiichi Watanabe wrote: > > Hi Nicolas, > > > > On Fri, Mar 13, 2020 at 11:29 AM Nicolas Dufresne > wrote: > > > Hi Dimitry, > > > > > > Le jeudi 12 mars 2020 à 11:29 +0100, Dmit

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-13 Thread Dmitry Sepp
Hi Nicolas, Keiichi, On Freitag, 13. März 2020 08:54:13 CET Keiichi Watanabe wrote: > Hi Nicolas, > > On Fri, Mar 13, 2020 at 11:29 AM Nicolas Dufresne wrote: > > Hi Dimitry, > > > > Le jeudi 12 mars 2020 à 11:29 +0100, Dmitry Sepp a écrit : > > > Hi Hans, > > > > > > I'm not sure about crosv

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-13 Thread Dmitry Sepp
Hi Nicolas, On Freitag, 13. März 2020 03:29:44 CET Nicolas Dufresne wrote: > Hi Dimitry, > > Le jeudi 12 mars 2020 à 11:29 +0100, Dmitry Sepp a écrit : > > Hi Hans, > > > > I'm not sure about crosvm, for us it is probably still feasible to > > implement FWHT in the device (but it is unfortunatel

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-13 Thread Nicolas Dufresne
Hi Dimitry, Le jeudi 12 mars 2020 à 11:29 +0100, Dmitry Sepp a écrit : > Hi Hans, > > I'm not sure about crosvm, for us it is probably still feasible to implement > FWHT in the device (but it is unfortunately not supposed to be upstreamed > yet). > > The main question is what would be the prop

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-13 Thread Keiichi Watanabe
Hi Nicolas, On Fri, Mar 13, 2020 at 11:29 AM Nicolas Dufresne wrote: > > Hi Dimitry, > > Le jeudi 12 mars 2020 à 11:29 +0100, Dmitry Sepp a écrit : > > Hi Hans, > > > > I'm not sure about crosvm, for us it is probably still feasible to implement > > FWHT in the device (but it is unfortunately not

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-12 Thread Hans Verkuil
On 3/12/20 11:29 AM, Dmitry Sepp wrote: > Hi Hans, > > I'm not sure about crosvm, for us it is probably still feasible to implement > FWHT in the device (but it is unfortunately not supposed to be upstreamed > yet). > > The main question is what would be the proper user-space tool to test that?

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-12 Thread Dmitry Sepp
Hi Hans, I'm not sure about crosvm, for us it is probably still feasible to implement FWHT in the device (but it is unfortunately not supposed to be upstreamed yet). The main question is what would be the proper user-space tool to test that? Is v4l2-ctl OK for that? As for gstreamer, AFAIK it

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-12 Thread Keiichi Watanabe
On Thu, Mar 12, 2020 at 6:54 PM Hans Verkuil wrote: > > On 3/12/20 10:49 AM, Keiichi Watanabe wrote: > > Hi Hans, > > > > On Wed, Mar 11, 2020 at 10:26 PM Hans Verkuil wrote: > >> > >> Hi Dmitry, > >> > >> On 2/18/20 9:27 PM, Dmitry Sepp wrote: > >>> Hi all, > >>> > >>> This is a v4l2 virtio vide

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-12 Thread Hans Verkuil
On 3/12/20 10:49 AM, Keiichi Watanabe wrote: > Hi Hans, > > On Wed, Mar 11, 2020 at 10:26 PM Hans Verkuil wrote: >> >> Hi Dmitry, >> >> On 2/18/20 9:27 PM, Dmitry Sepp wrote: >>> Hi all, >>> >>> This is a v4l2 virtio video driver for the virtio-video device >>> specification v3 [1]. >>> >>> The f

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-12 Thread Keiichi Watanabe
Hi Hans, On Wed, Mar 11, 2020 at 10:26 PM Hans Verkuil wrote: > > Hi Dmitry, > > On 2/18/20 9:27 PM, Dmitry Sepp wrote: > > Hi all, > > > > This is a v4l2 virtio video driver for the virtio-video device > > specification v3 [1]. > > > > The first version of the driver was introduced here [2]. > >

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-12 Thread Dmitry Sepp
Hi Hans, Thanks for reviewing. Sure, we understand the driver must pass v4l2-compliance. But the spec is not finalized yet, so it was a bit out of the scope. Best regards, Dmitry. On Mittwoch, 11. März 2020 14:26:46 CET Hans Verkuil wrote: > Hi Dmitry, > > On 2/18/20 9:27 PM, Dmitry Sepp wrot

Re: [Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-03-11 Thread Hans Verkuil
Hi Dmitry, On 2/18/20 9:27 PM, Dmitry Sepp wrote: > Hi all, > > This is a v4l2 virtio video driver for the virtio-video device > specification v3 [1]. > > The first version of the driver was introduced here [2]. > > Changes v1 -> v2: > * support the v3 spec (mostly) > * add a module parameter t

[Spice-devel] [PATCH v2 0/1] Virtio Video V4L2 driver

2020-02-19 Thread Dmitry Sepp
Hi all, This is a v4l2 virtio video driver for the virtio-video device specification v3 [1]. The first version of the driver was introduced here [2]. Changes v1 -> v2: * support the v3 spec (mostly) * add a module parameter to ask for pages from ZONE_DMA What is not implemented: * Plane layout