[PATCH 2/2] drm/i915/vlv_dsi: Add DMI quirk for wrong panel size on Lenovo Yoga Tablet 2 series

Javier Martinez Canillas javierm at redhat.com
Tue Feb 22 08:58:03 UTC 2022


On 2/21/22 23:06, Hans de Goede wrote:
> On the Lenovo Yoga Tablet 2 830 / 1050 the VBT contains a bogus
> 192mm x 120mm size. This is especially a problem on the 8" 830 version
> which uses a 10:16 portrait screen where as the bogus size is 16:10.
> 
> Add a DMI quirk to override the wrong panel size with the correct one.
> Note both the 10" 1050 models as well as the 8" 830 models use the same
> mainboard and thus the same DMI strings. The 10" 1050 uses a 1920x1200
> landscape screen, where as the 8" 830 uses a 1200x1920 portrait screen,
> so the quirk handling uses the display resolution to detect the model.
> 
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
> ---

Reviewed-by: Javier Martinez Canillas <javierm at redhat.com>

Best regards,
-- 
Javier Martinez Canillas
Linux Engineering
Red Hat



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