Re: [Intel-gfx] [PATCH v2 1/6] drm/i915: Shut down displays gracefully on reboot

2020-10-06 Thread Chris Wilson
Quoting Ville Syrjala (2020-10-01 16:16:35) > From: Ville Syrjälä > > Implement the pci .shutdown() hook in order to quiesce the > hardware prior to reboot. The main purpose here is to turn > all displays off. Some displays/other drivers tend to get > confused if the state after reboot isn't exac

Re: [Intel-gfx] [PATCH v2 1/6] drm/i915: Shut down displays gracefully on reboot

2020-10-06 Thread Jani Nikula
On Thu, 01 Oct 2020, Ville Syrjala wrote: > From: Ville Syrjälä > > Implement the pci .shutdown() hook in order to quiesce the > hardware prior to reboot. The main purpose here is to turn > all displays off. Some displays/other drivers tend to get > confused if the state after reboot isn't exactl

[Intel-gfx] [PATCH v2 1/6] drm/i915: Shut down displays gracefully on reboot

2020-10-01 Thread Ville Syrjala
From: Ville Syrjälä Implement the pci .shutdown() hook in order to quiesce the hardware prior to reboot. The main purpose here is to turn all displays off. Some displays/other drivers tend to get confused if the state after reboot isn't exactly as they expected. One specific example was the Dell