Commit cc158d0e authored by Thomas Zimmermann's avatar Thomas Zimmermann
Browse files

drm/cirrus: Use drm_fb_blit() to update scanout buffer 



Cirrus' blit helper reimplements code from the shared blit helper
drm_fb_blit(). Use the helper instead.

Signed-off-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Acked-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230215161517.5113-4-tzimmermann@suse.de
parent 5635adcb

drivers/gpu/drm/tiny/cirrus.c

+1 −14
Original line number Diff line number Diff line
@@ -329,20 +329,7 @@ static int cirrus_fb_blit_rect(struct drm_framebuffer *fb, 
	iosys_map_set_vaddr_iomem(&dst, cirrus->vram);

	iosys_map_incr(&dst, drm_fb_clip_offset(cirrus->pitch, fb->format, rect));



	if (cirrus->format == fb->format) {

		drm_fb_memcpy(&dst, fb->pitches, vmap, fb, rect);



	} else if (fb->format->format == DRM_FORMAT_XRGB8888 &&

		   cirrus->format->format == DRM_FORMAT_RGB565) {

		drm_fb_xrgb8888_to_rgb565(&dst, &cirrus->pitch, vmap, fb, rect, false);



	} else if (fb->format->format == DRM_FORMAT_XRGB8888 &&

		   cirrus->format->format == DRM_FORMAT_RGB565) {

		drm_fb_xrgb8888_to_rgb888(&dst, &cirrus->pitch, vmap, fb, rect);



	} else {

		WARN_ON_ONCE("cpp mismatch");

	}

	drm_fb_blit(&dst, &cirrus->pitch, cirrus->format->format, vmap, fb, rect);



	drm_dev_exit(idx);