Re: [PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-09-22 Thread Kai-Heng Feng
On Sat, Sep 18, 2021 at 12:55 AM Bjorn Helgaas wrote: > > On Fri, Sep 17, 2021 at 11:49:45AM +0800, Kai-Heng Feng wrote: > > On Fri, Sep 17, 2021 at 12:38 AM Bjorn Helgaas wrote: > > > > > > [+cc Huacai, linux-pci] > > > > > > On Wed, May 19, 2021 at 09:57:23PM +0800, Kai-Heng Feng wrote: > > > >

Re: [PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-09-17 Thread Bjorn Helgaas
On Fri, Sep 17, 2021 at 11:49:45AM +0800, Kai-Heng Feng wrote: > On Fri, Sep 17, 2021 at 12:38 AM Bjorn Helgaas wrote: > > > > [+cc Huacai, linux-pci] > > > > On Wed, May 19, 2021 at 09:57:23PM +0800, Kai-Heng Feng wrote: > > > Commit 3d42f1ddc47a ("vgaarb: Keep adding VGA device in queue") assume

Re: [PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-09-16 Thread Kai-Heng Feng
On Fri, Sep 17, 2021 at 12:38 AM Bjorn Helgaas wrote: > > [+cc Huacai, linux-pci] > > On Wed, May 19, 2021 at 09:57:23PM +0800, Kai-Heng Feng wrote: > > Commit 3d42f1ddc47a ("vgaarb: Keep adding VGA device in queue") assumes > > the first device is an integrated GPU. However, on AMD platforms an >

Re: [PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-09-16 Thread Bjorn Helgaas
[+cc Huacai, linux-pci] On Wed, May 19, 2021 at 09:57:23PM +0800, Kai-Heng Feng wrote: > Commit 3d42f1ddc47a ("vgaarb: Keep adding VGA device in queue") assumes > the first device is an integrated GPU. However, on AMD platforms an > integrated GPU can have higher PCI device number than a discrete

Re: [PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-05-20 Thread Alex Deucher
Pushed to drm-misc-next. Thanks! Alex On Wed, May 19, 2021 at 12:45 PM Alex Deucher wrote: > > On Wed, May 19, 2021 at 9:57 AM Kai-Heng Feng > wrote: > > > > Commit 3d42f1ddc47a ("vgaarb: Keep adding VGA device in queue") assumes > > the first device is an integrated GPU. However, on AMD platf

Re: [PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-05-19 Thread Alex Deucher
On Wed, May 19, 2021 at 9:57 AM Kai-Heng Feng wrote: > > Commit 3d42f1ddc47a ("vgaarb: Keep adding VGA device in queue") assumes > the first device is an integrated GPU. However, on AMD platforms an > integrated GPU can have higher PCI device number than a discrete GPU. > > Integrated GPU on ACPI

[PATCH] vgaarb: Use ACPI HID name to find integrated GPU

2021-05-19 Thread Kai-Heng Feng
Commit 3d42f1ddc47a ("vgaarb: Keep adding VGA device in queue") assumes the first device is an integrated GPU. However, on AMD platforms an integrated GPU can have higher PCI device number than a discrete GPU. Integrated GPU on ACPI platform generally has _DOD and _DOS method, so use that as predi