Commit fd9e3169 authored by Thomas Zimmermann's avatar Thomas Zimmermann
Browse files

drm/simpledrm: Compute framebuffer stride if not set 



Compute the framebuffer's scanline stride length if not given by
the simplefb data.

v3:
	* get pixel size from drm_format_info_bpp() (Geert, Javier)

Signed-off-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Acked-by: default avatarJavier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220801135028.30647-5-tzimmermann@suse.de
parent 802fd575

drivers/gpu/drm/tiny/simpledrm.c

+3 −0
Original line number Diff line number Diff line
@@ -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 = DIV_ROUND_UP(drm_format_info_bpp(format, 0) * width, 8);



	sdev->mode = simpledrm_mode(width, height);

	sdev->format = format;

	sdev->pitch = stride;