Re: [PATCH v5 04/10] drm: rcar-du: Add rcar_du_lib_fb_create()

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Hi Biju,

On Wed, Jul 27, 2022 at 6:08 PM Biju Das <biju.das.jz@xxxxxxxxxxxxxx> wrote:
> Move the common code from rcar_du_fb_create->rcar_du_lib_fb_create,
> so that rzg2l_du_fb_create() can reuse the common code.
>
> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> ---
> v5:
>  * New patch

Thanks for your patch!

> --- a/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c
> @@ -392,3 +392,72 @@ int rcar_du_dumb_create(struct drm_file *file, struct drm_device *dev,
>
>         return drm_gem_cma_dumb_create_internal(file, dev, args);
>  }
> +
> +struct drm_framebuffer *
> +rcar_du_lib_fb_create(struct drm_device *dev, struct drm_file *file_priv,
> +                     const struct drm_mode_fb_cmd2 *mode_cmd)
> +{
> +       struct rcar_du_device *rcdu = to_rcar_du_device(dev);
> +       const struct rcar_du_format_info *format;
> +       unsigned int chroma_pitch;
> +       unsigned int max_pitch;
> +       unsigned int align;
> +       unsigned int i;
> +
> +       format = rcar_du_format_info(mode_cmd->pixel_format);
> +       if (format == NULL) {
> +               dev_dbg(dev->dev, "unsupported pixel format %08x\n",

I know you're just moving code, but nowadays we do have "%p4cc",
which takes a pointer to the fourcc value.

> +                       mode_cmd->pixel_format);
> +               return ERR_PTR(-EINVAL);
> +       }

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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