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

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

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230215161517.5113-4-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-02-15 17:15:03 +01:00
parent 5635adcb34
commit cc158d0e9b
1 changed files with 1 additions and 14 deletions
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15
drivers/gpu/drm/tiny/cirrus.c
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@ -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);