[PATCH v2 0/7] media: imx: Destage imx7-mipi-csis

[Jacopo Mondi]

Hi Laurent,

On Mon, Feb 21, 2022 at 10:24:32AM +0200, Laurent Pinchart wrote:
> Hi Jacopo,
>
> On Mon, Feb 21, 2022 at 08:58:59AM +0100, Jacopo Mondi wrote:
> > On Mon, Feb 21, 2022 at 12:41:45AM +0200, Laurent Pinchart wrote:
> > > On Sun, Feb 20, 2022 at 12:19:30PM -0600, Adam Ford wrote:
> > > > On Sun, Feb 20, 2022 at 8:56 AM Jacopo Mondi wrote:
> > > > >
> > > > > Hello
> > > > >   this series includes patches from two series previously sent:
> > > > > https://lore.kernel.org/linux-media/20220119112024.11339-1-jacopo@jmondi.org/
> > > > > https://lore.kernel.org/linux-media/20220211180216.290133-1-jacopo@jmondi.org/
> > > > > v1:
> > > > > https://lore.kernel.org/linux-media/20220214184318.409208-1-jacopo@jmondi.org/T/#t
> > > > >
> > > > > Which can now be marked as superseded.
> > > > >
> > > > > The first 2 patches performs the de-staging of the imx7-mipi-csis driver and
> > > > > are now reviewed.
> > > > >
> > > > > The rest of the series builds on top of the comment received on:
> > > > > https://lore.kernel.org/linux-media/20220119112024.11339-3-jacopo@jmondi.org/
> > > > >
> > > > > If DUAL pixel mode is used in the CSIS driver, then the CSI block of the IMX8MM
> > > > > SoC needs to be operated in dual mode as well. To do so, use the image format
> > > > > sample size to determine in the CSI bridge if dual or single mode should be
> > > > > used.
> > > > >
> > > > > Laurent could you test on MM to see if it works now ?
> > > >
> > > > Jacopo,
> > > >
> > > > Do you have a repo I can clone?  If not, I need to know which branch
> > > > to apply to the series. I have an 8MM with an OV5640, and I'm willing
> > > > to test if Laurent can't.
> > >
> > > I've applied the patches on top of v5.17-rc4 plus a few backports, and
> > > pushed the result to
> > > https://gitlab.com/ideasonboard/nxp/linux/-/tree/pinchartl/v5.17/csis.
> > >
> >
> > Oh, you've been slightly quicker then me :p
> >
> > I was about to ask Adam if he was interested in a branch which also
> > contains
> > https://patchwork.linuxtv.org/project/linux-media/list/?series=7311
> >
> > As he has an ov5640 :)
>
> Do you mean
> https://gitlab.com/ideasonboard/nxp/linux/-/tree/pinchartl/v5.17/sensors/ov5640/v2
> ? :-)

Almost! Your branch does not contain csis changes.

I'll provide Adam a branch with csis-v3 + ov5640 on top once the
few questions I have on csis v2 have been clarified.

>
> > Adam, if you get here faster than me, please try Laurent's branch and
> > let me know. Otherwise I will provide a branch with a v3 of this
> > series and the ov5640 changes as well, if you're interested in testing
> > them.
> >
> > Thanks
> >   j
> >
> > > > > On top two small patches I was carrying in my tree to add more formats to the
> > > > > CSIS driver, the last one with the caveat that RGB24 is transmitted on the wire
> > > > > with one format and stored in memory with a different one.
> > > > >
> > > > > Series based on top of the most recent media master branch.
> > > > >
> > > > > Thanks
> > > > >   j
> > > > >
> > > > > v1->v2:
> > > > > - Remove per-SoC handling in CSI bridge and only use image formats
> > > > > - Add TODO note to the staging driver
> > > > > - Fix PIXEL_DUAL mode comments for imx-mipi-csis
> > > > > - Add output format translation to imx-mipi-csis to handle RGB24
> > > > >
> > > > > Jacopo Mondi (7):
> > > > >   media: imx: De-stage imx7-mipi-csis
> > > > >   media: imx: Rename imx7-mipi-csis.c to imx-mipi-csis.c
> > > > >   media: imx: imx7-media-csi: Use dual sampling for YUV 1X16
> > > > >   media: imx: imx-mipi-csis: Set PIXEL_MODE for YUV422
> > > > >   media: imx: imx-mipi-csis: Add RGB565_1X16
> > > > >   media: imx: imx-mipi-csis: Add BGR888
> > > > >   media: imx: imx-mipi-csis: Add output format
> > > > >
> > > > >  Documentation/admin-guide/media/imx7.rst      |  2 +-
> > > > >  ...-mipi-csi2.yaml => nxp,imx-mipi-csi2.yaml} |  2 +-
> > > > >  MAINTAINERS                                   |  4 +-
> > > > >  drivers/media/platform/Kconfig                |  1 +
> > > > >  drivers/media/platform/Makefile               |  1 +
> > > > >  drivers/media/platform/imx/Kconfig            | 24 ++++++++
> > > > >  drivers/media/platform/imx/Makefile           |  1 +
> > > > >  .../platform/imx/imx-mipi-csis.c}             | 59 +++++++++++++++++--
> > > > >  drivers/staging/media/imx/Makefile            |  1 -
> > > > >  drivers/staging/media/imx/TODO                | 26 ++++++++
> > > > >  drivers/staging/media/imx/imx7-media-csi.c    |  8 ++-
> > > > >  11 files changed, 117 insertions(+), 12 deletions(-)
> > > > >  rename Documentation/devicetree/bindings/media/{nxp,imx7-mipi-csi2.yaml => nxp,imx-mipi-csi2.yaml} (98%)
> > > > >  create mode 100644 drivers/media/platform/imx/Kconfig
> > > > >  create mode 100644 drivers/media/platform/imx/Makefile
> > > > >  rename drivers/{staging/media/imx/imx7-mipi-csis.c => media/platform/imx/imx-mipi-csis.c} (95%)
>
> --
> Regards,
>
> Laurent Pinchart