Re: [PATCH v4] drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops

2021-07-12 Thread Ville Syrjälä
On Thu, May 20, 2021 at 02:58:20PM +0800, Kai-Heng Feng wrote: > On HP Fury G7 Workstations, graphics output is re-routed from Intel GFX > to discrete GFX after S3. This is not desirable, because userspace will > treat connected display as a new one, losing display settings. > > The expected behav

Re: [PATCH v4] drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops

2021-06-15 Thread Kai-Heng Feng
On Fri, Jun 4, 2021 at 11:57 PM Kai-Heng Feng wrote: > > On Thu, May 20, 2021 at 2:58 PM Kai-Heng Feng > wrote: > > > > On HP Fury G7 Workstations, graphics output is re-routed from Intel GFX > > to discrete GFX after S3. This is not desirable, because userspace will > > treat connected display a

Re: [PATCH v4] drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops

2021-06-04 Thread Kai-Heng Feng
On Thu, May 20, 2021 at 2:58 PM Kai-Heng Feng wrote: > > On HP Fury G7 Workstations, graphics output is re-routed from Intel GFX > to discrete GFX after S3. This is not desirable, because userspace will > treat connected display as a new one, losing display settings. > > The expected behavior is t

[PATCH v4] drm/i915: Invoke another _DSM to enable MUX on HP Workstation laptops

2021-05-19 Thread Kai-Heng Feng
On HP Fury G7 Workstations, graphics output is re-routed from Intel GFX to discrete GFX after S3. This is not desirable, because userspace will treat connected display as a new one, losing display settings. The expected behavior is to let discrete GFX drives all external displays. The platform in