ACK: [PATCH 0/1][SRU][OEM-5.10] Update - Fix A yellow screen pops up in an instant (< 1 second) and then disappears before loading the system

[Tim Gardner]

Acked-by: Tim Gardner <tim.gardner at canonical.com>

On 12/23/21 8:27 PM, Koba Ko wrote:
> BugLink: https://bugs.launchpad.net/bugs/1955692
> 
> [Impact]
> *** this issue happen with secure boot on and issue gone when secure boot is off***
> 
> After the BIOS loading screen, a yellow screen pops up in an instant (< 1 second) and then disappears. Attached a demo video.
> 
> with the Bug #1945932 SRU, some target machine still got the garbage frames during bootup.
> 
> [Fix]
> Need the one more patch to fix, this has been laned on mainline since v5.13-rc1.
> 1835bf459df7) drm/i915: Wait for scanout to stop when sanitizing planes
> 
> [Test]
> 1. Power on the failed machine.
> 2. Check if any unusual screen shows before and after the system loading screen.
> 3. No unusual screen shows before and after the system loading screen
> 
> [Regression Potential]
> Medium, but didn't observe the issue on the failed machine.
> 
> Ville Syrjälä (1):
>    drm/i915: Wait for scanout to stop when sanitizing planes
> 
>   drivers/gpu/drm/i915/display/intel_display.c | 1 +
>   1 file changed, 1 insertion(+)
> 

-- 
-----------
Tim Gardner
Canonical, Inc