[01/43] drm/fbdev-generic: Do not set physical framebuffer address

Sui Jingfeng sui.jingfeng at linux.dev
Mon Mar 18 22:22:19 UTC 2024


Hi,


On 2024/3/12 23:44, Thomas Zimmermann wrote:
> Framebuffer memory is allocated via vmalloc() from non-contiguous
> physical pages. The physical framebuffer start address is therefore
> meaningless. Do not set it.
>
> The value is not used within the kernel and only exported to userspace
> on dedicated ARM configs. No functional change is expected.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> Fixes: a5b44c4adb16 ("drm/fbdev-generic: Always use shadow buffering")
> Cc: Thomas Zimmermann <tzimmermann at suse.de>
> Cc: Javier Martinez Canillas <javierm at redhat.com>
> Cc: Zack Rusin <zackr at vmware.com>
> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Cc: Maxime Ripard <mripard at kernel.org>
> Cc: <stable at vger.kernel.org> # v6.4+
> Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>
> Reviewed-by: Zack Rusin <zack.rusin at broadcom.com>


Reviewed-by: Sui Jingfeng <sui.jingfeng at linux.dev>

Tested-by: Sui Jingfeng <sui.jingfeng at linux.dev>

-- 
Best regards,
Sui



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