From 5ad315c8b25765aa8a2b58df62a7046b7d047d2a Mon Sep 17 00:00:00 2001 From: Thomas Zimmermann Date: Fri, 7 Jul 2023 10:31:58 +0200 Subject: [PATCH] drm/exynos: Set fbdev FBINFO_VIRTFB flag Mark the framebuffer with FBINFO_VIRTFB. The framebuffer range is in DMA-able memory and should be accessed with the CPU's regular memory ops. v2: * drop FBINFO_FLAG_DEFAULT Signed-off-by: Thomas Zimmermann Reviewed-by: Javier Martinez Canillas Acked-by : Inki Dae Acked-by: Maxime Ripard Cc: Inki Dae Cc: Seung-Woo Kim Cc: Kyungmin Park Cc: Krzysztof Kozlowski Cc: Alim Akhtar Link: https://patchwork.freedesktop.org/patch/msgid/20230707083422.18691-8-tzimmermann@suse.de --- drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index 6c5090466524e..4ccb385aff529 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -79,6 +79,7 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, offset = fbi->var.xoffset * fb->format->cpp[0]; offset += fbi->var.yoffset * fb->pitches[0]; + fbi->flags |= FBINFO_VIRTFB; fbi->screen_buffer = exynos_gem->kvaddr + offset; fbi->screen_size = size; fbi->fix.smem_len = size; -- 2.30.2