Commit 5ad315c8 authored by Thomas Zimmermann's avatar Thomas Zimmermann
Browse files

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: default avatarThomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: default avatarJavier Martinez Canillas <javierm@redhat.com>
Acked-by : Inki Dae <inki.dae@samsung.com>
Acked-by: default avatarMaxime Ripard <mripard@kernel.org>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230707083422.18691-8-tzimmermann@suse.de
parent b1d69bf1

drivers/gpu/drm/exynos/exynos_drm_fbdev.c

+1 −0
Original line number Diff line number Diff line
@@ -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;