On Mar 10, 2018, at 2:50 PM, Lukas Wunner wrote:
On Fri, Mar 09, 2018 at 05:30:15PM +0800, Kai Heng Feng wrote:
On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
"Switchable Graphics" (SG).
When
On Mar 10, 2018, at 2:50 PM, Lukas Wunner wrote:
On Fri, Mar 09, 2018 at 05:30:15PM +0800, Kai Heng Feng wrote:
On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
"Switchable Graphics" (SG).
When SG is enabled, we
dead.org; ti...@suse.com; platform-driver-...@vger.kernel.org; Linux
> Kernel Mailing List <linux-kernel@vger.kernel.org>;
> alsa-de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> Dell
> platforms with Switchable Graphics
>
>
..@vger.kernel.org; Linux
> Kernel Mailing List ;
> alsa-de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> Dell
> platforms with Switchable Graphics
>
>
>
> > On Mar 12, 2018, at 9:30 AM, mario.limoncie...@dell
On Mar 12, 2018, at 9:30 AM, mario.limoncie...@dell.com wrote:
I think the missing aspect is that this is only used in AIO and laptop
form
factors where the discrete graphics is in a non-removable form factor.
Why we are not checking if kernel is running on AIO or laptop form
factor
On Mar 12, 2018, at 9:30 AM, mario.limoncie...@dell.com wrote:
I think the missing aspect is that this is only used in AIO and laptop
form
factors where the discrete graphics is in a non-removable form factor.
Why we are not checking if kernel is running on AIO or laptop form
factor
> > I think the missing aspect is that this is only used in AIO and laptop form
> > factors where the discrete graphics is in a non-removable form factor.
>
> Why we are not checking if kernel is running on AIO or laptop form
> factor then? Or it is not possible?
Kai Heng, can you please confirm
> > I think the missing aspect is that this is only used in AIO and laptop form
> > factors where the discrete graphics is in a non-removable form factor.
>
> Why we are not checking if kernel is running on AIO or laptop form
> factor then? Or it is not possible?
Kai Heng, can you please confirm
.@alsa-project.org
> > Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> > Dell
> > platforms with Switchable Graphics
> >
> > On Friday 09 March 2018 09:59:39 mario.limoncie...@dell.com wrote:
> > > > > Pali is your concer
8 PM
> > To: Limonciello, Mario
> > Cc: kai.heng.f...@canonical.com; mj...@srcf.ucam.org; dvh...@infradead.org;
> > a...@infradead.org; ti...@suse.com; platform-driver-...@vger.kernel.org;
> > linux-
> > ker...@vger.kernel.org; alsa-de...@alsa-project.org
> >
radead.org; Limonciello, Mario
> <mario_limoncie...@dell.com>; ti...@suse.com; platform-driver-
> x...@vger.kernel.org; Linux Kernel Mailing List
> <linux-kernel@vger.kernel.org>; alsa-
> de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio co
platform-driver-
> x...@vger.kernel.org; Linux Kernel Mailing List
> ; alsa-
> de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> Dell
> platforms with Switchable Graphics
>
> On Fri, Mar 09, 2018 at 05:30:15PM +0800, Kai Heng Feng wrote
g.f...@canonical.com; mj...@srcf.ucam.org; dvh...@infradead.org;
> a...@infradead.org; ti...@suse.com; platform-driver-...@vger.kernel.org;
> linux-
> ker...@vger.kernel.org; alsa-de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> De
srcf.ucam.org; dvh...@infradead.org;
> a...@infradead.org; ti...@suse.com; platform-driver-...@vger.kernel.org;
> linux-
> ker...@vger.kernel.org; alsa-de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> Dell
> platforms with Switchable Graphic
On Saturday 10 March 2018 07:50:39 Lukas Wunner wrote:
> Pretty much all modern Nvidia GPUs do have an integrated HDA
> controller, however it's possible to hide it by clearing a bit
> at offset 0x488 in the GPU's config space. Some BIOSes hide
> the HDA if no external display is attached.
>
> I
On Saturday 10 March 2018 07:50:39 Lukas Wunner wrote:
> Pretty much all modern Nvidia GPUs do have an integrated HDA
> controller, however it's possible to hide it by clearing a bit
> at offset 0x488 in the GPU's config space. Some BIOSes hide
> the HDA if no external display is attached.
>
> I
On Friday 09 March 2018 09:59:39 mario.limoncie...@dell.com wrote:
> > > Pali is your concern that this code for matching vendor/subsystem is
> > > running
> > > on non-Dell too? The only other recommendation I think that can be to
> > > restrict
> > > to matching Dell OEM strings in SMBIOS
On Friday 09 March 2018 09:59:39 mario.limoncie...@dell.com wrote:
> > > Pali is your concern that this code for matching vendor/subsystem is
> > > running
> > > on non-Dell too? The only other recommendation I think that can be to
> > > restrict
> > > to matching Dell OEM strings in SMBIOS
On Fri, Mar 09, 2018 at 05:30:15PM +0800, Kai Heng Feng wrote:
> >On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
> >>Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
> >>"Switchable Graphics" (SG).
> >>
> >>When SG is enabled, we have:
> >>00:02.0 VGA compatible
On Fri, Mar 09, 2018 at 05:30:15PM +0800, Kai Heng Feng wrote:
> >On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
> >>Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
> >>"Switchable Graphics" (SG).
> >>
> >>When SG is enabled, we have:
> >>00:02.0 VGA compatible
> > Pali is your concern that this code for matching vendor/subsystem is running
> > on non-Dell too? The only other recommendation I think that can be to
> > restrict
> > to matching Dell OEM strings in SMBIOS table, but I don't think that's any
> > better
> > than the matching for VID/SSVID.
> > Pali is your concern that this code for matching vendor/subsystem is running
> > on non-Dell too? The only other recommendation I think that can be to
> > restrict
> > to matching Dell OEM strings in SMBIOS table, but I don't think that's any
> > better
> > than the matching for VID/SSVID.
@srcf.ucam.org; dvh...@infradead.org; a...@infradead.org;
> > Limonciello, Mario <mario_limoncie...@dell.com>; ti...@suse.com; platform-
> > driver-...@vger.kernel.org; Linux Kernel Mailing List > ker...@vger.kernel.org>; alsa-de...@alsa-project.org
> > Subject: Re: [PATCH
radead.org; a...@infradead.org;
> > Limonciello, Mario ; ti...@suse.com; platform-
> > driver-...@vger.kernel.org; Linux Kernel Mailing List > ker...@vger.kernel.org>; alsa-de...@alsa-project.org
> > Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controlle
o_limoncie...@dell.com>; ti...@suse.com; platform-
> driver-...@vger.kernel.org; Linux Kernel Mailing List ker...@vger.kernel.org>; alsa-de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> Dell
> platforms with Switchable Graphics
>
ger.kernel.org; Linux Kernel Mailing List ker...@vger.kernel.org>; alsa-de...@alsa-project.org
> Subject: Re: [PATCH v2 3/3] ALSA: hda: Disabled unused audio controller for
> Dell
> platforms with Switchable Graphics
>
>
> > On Mar 9, 2018, at 5:02 PM, Pali Rohár wrote:
&
On Mar 9, 2018, at 5:02 PM, Pali Rohár wrote:
On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
"Switchable Graphics" (SG).
When SG is enabled, we have:
00:02.0 VGA compatible controller:
On Mar 9, 2018, at 5:02 PM, Pali Rohár wrote:
On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
"Switchable Graphics" (SG).
When SG is enabled, we have:
00:02.0 VGA compatible controller: Intel Corporation Device
On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
> Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
> "Switchable Graphics" (SG).
>
> When SG is enabled, we have:
> 00:02.0 VGA compatible controller: Intel Corporation Device 591b (rev 04)
> 00:1f.3 Audio device: Intel
On Thursday 08 March 2018 17:10:23 Kai-Heng Feng wrote:
> Some Dell platforms (Preicsion 7510/7710/7520/7720) have a BIOS option
> "Switchable Graphics" (SG).
>
> When SG is enabled, we have:
> 00:02.0 VGA compatible controller: Intel Corporation Device 591b (rev 04)
> 00:1f.3 Audio device: Intel
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