ACK: [PATCH 0/1][SRU][J] Add quirk to disable i915 fastboot on B&R PC

Jose Ogando jose.ogando at canonical.com
Tue Jan 2 08:56:33 UTC 2024


Seems straightforward.

Acked-by: Jose Ogando <jose.ogando at canonical.com>

On Fri, 2023-12-29 at 09:38 +0800, Ivan Hu wrote:
> BugLink: https://bugs.launchpad.net/bugs/2047630
> 
> [Impact]
> Some displays connect to the B&R PC device got the garbled display
> 
> [Fix]
> The issue will disappear after commit
> 5ac860cc52540df8bca27e0bb25b6744df67e8f0,
> but these patches cannot be backported from 5.19 to 5.15. So add
> quirk
> to force disable the i915 fastboot on the device to fix the abnormal
> display
> 
> [Test Case]
> 1. Connect the display and power on the B&R PC device
> 2. Check the display for boot up
> 
> [Where problems could occur]
> Quirk only on the B&R PCs. Risk of regression is low
> 
> Ivan Hu (1):
>   i915: force disable fastboot quirk
> 
>  drivers/gpu/drm/i915/display/intel_display.c |  3 +++
>  drivers/gpu/drm/i915/display/intel_quirks.c  | 25
> ++++++++++++++++++++
>  drivers/gpu/drm/i915/i915_drv.h              |  1 +
>  3 files changed, 29 insertions(+)
> 
> -- 
> 2.34.1
> 
> 




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