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2025-10-14drm/draw: fix color truncation in drm_draw_fill24Francesco Valla1-1/+1
The color parameter passed to drm_draw_fill24() was truncated to 16 bits, leading to an incorrect color drawn to the target iosys_map. Fix this behavior, widening the parameter to 32 bits. Fixes: 31fa2c1ca0b2 ("drm/panic: Move drawing functions to drm_draw") Signed-off-by: Francesco Valla <francesco@valla.it> Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com> Link: https://lore.kernel.org/r/20251003-drm_draw_fill24_fix-v1-1-8fb7c1c2a893@valla.it Signed-off-by: Jocelyn Falempe <jfalempe@redhat.com>
2024-12-10drm/panic: Move drawing functions to drm_drawJocelyn Falempe1-0/+56
Move the color conversions, blit and fill functions to drm_draw.c, so that they can be re-used by drm_log. drm_draw is internal to the drm subsystem, and shouldn't be used by gpu drivers. Signed-off-by: Jocelyn Falempe <jfalempe@redhat.com> Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20241204160014.1171469-2-jfalempe@redhat.com