APPLIED Re: [PATCH 0/3][SRU][OEM-5.10] backlight parsing for VBT 234+

Timo Aaltonen tjaalton at ubuntu.com
Thu Jan 21 10:58:03 UTC 2021


On 19.1.2021 11.34, AceLan Kao wrote:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/1912157
> 
> [Impact]
> Current driver fails to parse VBT 234+ and gets wrong brightness levels.
> It leads to screen dim completely when brightness is set to lowest.
> 
> [Fix]
> We need the commits to parse VBT 234+
> https://patchwork.freedesktop.org/patch/394304/
> 
> [Test]
> Verified on Dell machines
> 
> [Where problems could occur]
> The patches are simple and with a separate flow control for VBT 234,
> should have no impact for current brightness control.
> 
> José Roberto de Souza (3):
>    drm/i915/vbt: Fix backlight parsing for VBT 234+
>    drm/i915/vbt: Update the version and expected size of
>      BDB_GENERAL_DEFINITIONS map
>    drm/i915/vbt: Add VRR VBT toggle
> 
>   drivers/gpu/drm/i915/display/intel_bios.c     | 32 +++++++++++++++++--
>   drivers/gpu/drm/i915/display/intel_vbt_defs.h | 13 ++++++--
>   2 files changed, 40 insertions(+), 5 deletions(-)
> 

applied to oem-5.10, thanks


-- 
t



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