linux-kernel - Re: [PATCH v4 02/14] media: uapi: Add some RGB bus formats for i.MX8qm/qxp pixel combiner

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Date:   Fri, 26 Feb 2021 12:59:56 +0100
From:   Robert Foss <robert.foss@...aro.org>
To:     Liu Ying <victor.liu@....com>
Cc:     dri-devel <dri-devel@...ts.freedesktop.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-media <linux-media@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de,
        Fabio Estevam <festevam@...il.com>, linux-imx@....com,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...l.net>, kishon@...com,
        Vinod Koul <vkoul@...nel.org>
Subject: Re: [PATCH v4 02/14] media: uapi: Add some RGB bus formats for
 i.MX8qm/qxp pixel combiner

Hey Liu,

This patch looks good to me
Reviewed-by: Robert Foss <robert.foss@...aro.org>

On Thu, 18 Feb 2021 at 04:56, Liu Ying <victor.liu@....com> wrote:
>
> This patch adds 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.
>
> Signed-off-by: Liu Ying <victor.liu@....com>
> ---
> v3->v4:
> * No change.
>
> v2->v3:
> * No change.
>
> v1->v2:
> * No change.
>
>  include/uapi/linux/media-bus-format.h | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h
> index 0dfc11e..ec3323d 100644
> --- a/include/uapi/linux/media-bus-format.h
> +++ b/include/uapi/linux/media-bus-format.h
> @@ -34,7 +34,7 @@
>
>  #define MEDIA_BUS_FMT_FIXED                    0x0001
>
> -/* RGB - next is       0x101e */
> +/* RGB - next is       0x1022 */
>  #define MEDIA_BUS_FMT_RGB444_1X12              0x1016
>  #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_BE      0x1001
>  #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE      0x1002
> @@ -59,9 +59,13 @@
>  #define MEDIA_BUS_FMT_RGB888_3X8_DELTA         0x101d
>  #define MEDIA_BUS_FMT_RGB888_1X7X4_SPWG                0x1011
>  #define MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA       0x1012
> +#define MEDIA_BUS_FMT_RGB666_1X30_CPADLO       0x101e
> +#define MEDIA_BUS_FMT_RGB888_1X30_CPADLO       0x101f
>  #define MEDIA_BUS_FMT_ARGB8888_1X32            0x100d
>  #define MEDIA_BUS_FMT_RGB888_1X32_PADHI                0x100f
>  #define MEDIA_BUS_FMT_RGB101010_1X30           0x1018
> +#define MEDIA_BUS_FMT_RGB666_1X36_CPADLO       0x1020
> +#define MEDIA_BUS_FMT_RGB888_1X36_CPADLO       0x1021
>  #define MEDIA_BUS_FMT_RGB121212_1X36           0x1019
>  #define MEDIA_BUS_FMT_RGB161616_1X48           0x101a
>
> --
> 2.7.4
>