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drm/tegra: Set fbdev FBINFO_VIRTFB flag

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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: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Mikko Perttunen <mperttunen@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230707083422.18691-5-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2023-07-07 10:31:55 +02:00
parent f9400b17a7
commit 7a9e28ab49
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/tegra/fbdev.c
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@@ -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);