From 7bef64490f9bb04731d3cf46bc8f7f46e55b2e0e Mon Sep 17 00:00:00 2001 From: Thomas Zimmermann Date: Mon, 8 Aug 2022 14:54:03 +0200 Subject: drm/format-helper: Rework XRGB8888-to-GRAY8 conversion MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Update XRGB8888-to-GRAY8 conversion to support struct iosys_map and convert all users. Although these are single-plane color formats, the new interface supports multi-plane formats for consistency with drm_fb_blit(). v2: * update documentation (Sam) * add TODO on vaddr location (Sam) Signed-off-by: Thomas Zimmermann Tested-by: Noralf Trønnes Reviewed-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20220808125406.20752-12-tzimmermann@suse.de --- drivers/gpu/drm/gud/gud_pipe.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/gud') diff --git a/drivers/gpu/drm/gud/gud_pipe.c b/drivers/gpu/drm/gud/gud_pipe.c index 0caa228f736d..7c6dc2bcd14a 100644 --- a/drivers/gpu/drm/gud/gud_pipe.c +++ b/drivers/gpu/drm/gud/gud_pipe.c @@ -59,6 +59,7 @@ static size_t gud_xrgb8888_to_r124(u8 *dst, const struct drm_format_info *format unsigned int bits_per_pixel = 8 / block_width; unsigned int x, y, width, height; u8 pix, *pix8, *block = dst; /* Assign to silence compiler warning */ + struct iosys_map dst_map, vmap; size_t len; void *buf; @@ -74,7 +75,9 @@ static size_t gud_xrgb8888_to_r124(u8 *dst, const struct drm_format_info *format if (!buf) return 0; - drm_fb_xrgb8888_to_gray8(buf, 0, src, fb, rect); + iosys_map_set_vaddr(&dst_map, buf); + iosys_map_set_vaddr(&vmap, src); + drm_fb_xrgb8888_to_gray8(&dst_map, NULL, &vmap, fb, rect); pix8 = buf; for (y = 0; y < height; y++) { @@ -194,7 +197,7 @@ retry: goto end_cpu_access; } } else if (format->format == DRM_FORMAT_R8) { - drm_fb_xrgb8888_to_gray8(buf, 0, vaddr, fb, rect); + drm_fb_xrgb8888_to_gray8(&dst, NULL, map_data, fb, rect); } else if (format->format == DRM_FORMAT_RGB332) { drm_fb_xrgb8888_to_rgb332(&dst, NULL, map_data, fb, rect); } else if (format->format == DRM_FORMAT_RGB565) { -- cgit v1.2.3