Commit 7a9e28ab authored by Thomas Zimmermann's avatar Thomas Zimmermann
Browse files

drm/tegra: 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_DEFAULT

Signed-off-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: default avatarJavier Martinez Canillas <javierm@redhat.com>
Acked-by: default avatarMaxime Ripard <mripard@kernel.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Mikko Perttunen <mperttunen@nvidia.com>
Acked-by: default avatarThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230707083422.18691-5-tzimmermann@suse.de
parent f9400b17

drivers/gpu/drm/tegra/fbdev.c

+1 −0
Original line number Diff line number Diff line
@@ -132,6 +132,7 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper, 
		}

	}



	info->flags |= FBINFO_VIRTFB;

	info->screen_base = (void __iomem *)bo->vaddr + offset;

	info->screen_size = size;

	info->fix.smem_start = (unsigned long)(bo->iova + offset);