[PATCH v2 04/10] drm/simpledrm: Compute framebuffer stride if not set
Geert Uytterhoeven
geert at linux-m68k.org
Fri Jul 22 00:46:17 AEST 2022
Hi Thomas,
On Wed, Jul 20, 2022 at 4:27 PM Thomas Zimmermann <tzimmermann at suse.de> wrote:
> Compute the framebuffer's scanline stride length if not given by
> the simplefb data.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Thanks for your patch!
> --- a/drivers/gpu/drm/tiny/simpledrm.c
> +++ b/drivers/gpu/drm/tiny/simpledrm.c
> @@ -743,6 +743,9 @@ static struct simpledrm_device *simpledrm_device_create(struct drm_driver *drv,
> drm_err(dev, "no simplefb configuration found\n");
> return ERR_PTR(-ENODEV);
> }
> + if (!stride)
> + stride = format->cpp[0] * width;
DIV_ROUND_UP(drm_format_info_bpp(format) * width, 8)
> +
> sdev->mode = simpledrm_mode(width, height);
> sdev->format = format;
> sdev->pitch = stride;
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org
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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