[PATCH v5 02/14] media: docs: Add some RGB bus formats for i.MX8qm/qxp pixel combiner
Liu Ying
victor.liu at nxp.com
Thu Mar 11 05:26:51 UTC 2021
Hi Laurent,
On Wed, 2021-03-10 at 15:24 +0200, Laurent Pinchart wrote:
> Hi Liu,
>
> Thank you for the patch.
Thanks for your review.
>
> On Wed, Mar 10, 2021 at 05:55:26PM +0800, Liu Ying wrote:
> > This patch adds documentations for RGB666_1X30_CPADLO, RGB888_1X30_CPADLO,
> > RGB666_1X36_CPADLO and RGB888_1X36_CPADLO bus formats used by i.MX8qm/qxp
> > pixel combiner. The RGB pixels with padding low per component are
> > transmitted on a 30-bit input bus(10-bit per component) from a display
> > controller or a 36-bit output bus(12-bit per component) to a pixel link.
> >
> > Reviewed-by: Robert Foss <robert.foss at linaro.org>
> > Signed-off-by: Liu Ying <victor.liu at nxp.com>
> > ---
> > v4->v5:
> > * Add Robert's R-b tag.
> >
> > v3->v4:
> > * No change.
> >
> > v2->v3:
> > * No change.
> >
> > v1->v2:
> > * No change.
> >
> > .../userspace-api/media/v4l/subdev-formats.rst | 156 +++++++++++++++++++++
> > 1 file changed, 156 insertions(+)
> >
> > diff --git a/Documentation/userspace-api/media/v4l/subdev-formats.rst b/Documentation/userspace-api/media/v4l/subdev-formats.rst
> > index 7f16cbe..201c16d 100644
> > --- a/Documentation/userspace-api/media/v4l/subdev-formats.rst
> > +++ b/Documentation/userspace-api/media/v4l/subdev-formats.rst
> > @@ -1488,6 +1488,80 @@ The following tables list existing packed RGB formats.
> > - b\ :sub:`2`
> > - b\ :sub:`1`
> > - b\ :sub:`0`
> > + * .. _MEDIA-BUS-FMT-RGB666-1X30-CPADLO:
> > +
> > + - MEDIA_BUS_FMT_RGB666_1X30-CPADLO
> > + - 0x101e
> > + -
> > + - 0
> > + - 0
>
> I count 32 bits here. Should these two 0 be replaced by spaces ? Same
> for MEDIA_BUS_FMT_RGB888_1X30-CPADLO.
Indeed, these two 0 should be spaces. Will fix them in next version.
I see the in-tree MEDIA_BUS_FMT_RGB101010_1X30 has the same issue.
I can send another patch to fix it.
Regards,
Liu Ying
>
> With this fixed,
>
> Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
>
> > + - r\ :sub:`5`
> > + - r\ :sub:`4`
> > + - r\ :sub:`3`
> > + - r\ :sub:`2`
> > + - r\ :sub:`1`
> > + - r\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - g\ :sub:`5`
> > + - g\ :sub:`4`
> > + - g\ :sub:`3`
> > + - g\ :sub:`2`
> > + - g\ :sub:`1`
> > + - g\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - b\ :sub:`5`
> > + - b\ :sub:`4`
> > + - b\ :sub:`3`
> > + - b\ :sub:`2`
> > + - b\ :sub:`1`
> > + - b\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + * .. _MEDIA-BUS-FMT-RGB888-1X30-CPADLO:
> > +
> > + - MEDIA_BUS_FMT_RGB888_1X30-CPADLO
> > + - 0x101f
> > + -
> > + - 0
> > + - 0
> > + - r\ :sub:`7`
> > + - r\ :sub:`6`
> > + - r\ :sub:`5`
> > + - r\ :sub:`4`
> > + - r\ :sub:`3`
> > + - r\ :sub:`2`
> > + - r\ :sub:`1`
> > + - r\ :sub:`0`
> > + - 0
> > + - 0
> > + - g\ :sub:`7`
> > + - g\ :sub:`6`
> > + - g\ :sub:`5`
> > + - g\ :sub:`4`
> > + - g\ :sub:`3`
> > + - g\ :sub:`2`
> > + - g\ :sub:`1`
> > + - g\ :sub:`0`
> > + - 0
> > + - 0
> > + - b\ :sub:`7`
> > + - b\ :sub:`6`
> > + - b\ :sub:`5`
> > + - b\ :sub:`4`
> > + - b\ :sub:`3`
> > + - b\ :sub:`2`
> > + - b\ :sub:`1`
> > + - b\ :sub:`0`
> > + - 0
> > + - 0
> > * .. _MEDIA-BUS-FMT-ARGB888-1X32:
> >
> > - MEDIA_BUS_FMT_ARGB888_1X32
> > @@ -1665,6 +1739,88 @@ The following table list existing packed 36bit wide RGB formats.
> > - 2
> > - 1
> > - 0
> > + * .. _MEDIA-BUS-FMT-RGB666-1X36-CPADLO:
> > +
> > + - MEDIA_BUS_FMT_RGB666_1X36_CPADLO
> > + - 0x1020
> > + -
> > + - r\ :sub:`5`
> > + - r\ :sub:`4`
> > + - r\ :sub:`3`
> > + - r\ :sub:`2`
> > + - r\ :sub:`1`
> > + - r\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - g\ :sub:`5`
> > + - g\ :sub:`4`
> > + - g\ :sub:`3`
> > + - g\ :sub:`2`
> > + - g\ :sub:`1`
> > + - g\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - b\ :sub:`5`
> > + - b\ :sub:`4`
> > + - b\ :sub:`3`
> > + - b\ :sub:`2`
> > + - b\ :sub:`1`
> > + - b\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + * .. _MEDIA-BUS-FMT-RGB888-1X36-CPADLO:
> > +
> > + - MEDIA_BUS_FMT_RGB888_1X36_CPADLO
> > + - 0x1021
> > + -
> > + - r\ :sub:`7`
> > + - r\ :sub:`6`
> > + - r\ :sub:`5`
> > + - r\ :sub:`4`
> > + - r\ :sub:`3`
> > + - r\ :sub:`2`
> > + - r\ :sub:`1`
> > + - r\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - g\ :sub:`7`
> > + - g\ :sub:`6`
> > + - g\ :sub:`5`
> > + - g\ :sub:`4`
> > + - g\ :sub:`3`
> > + - g\ :sub:`2`
> > + - g\ :sub:`1`
> > + - g\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > + - b\ :sub:`7`
> > + - b\ :sub:`6`
> > + - b\ :sub:`5`
> > + - b\ :sub:`4`
> > + - b\ :sub:`3`
> > + - b\ :sub:`2`
> > + - b\ :sub:`1`
> > + - b\ :sub:`0`
> > + - 0
> > + - 0
> > + - 0
> > + - 0
> > * .. _MEDIA-BUS-FMT-RGB121212-1X36:
> >
> > - MEDIA_BUS_FMT_RGB121212_1X36
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