[AMD Official Use Only - General]
> -----Original Message-----
> From: Nick Hastings <nicholaschastings@xxxxxxxxx>
> Sent: Thursday, June 1, 2023 7:02 PM
> To: Karol Herbst <kherbst@xxxxxxxxxx>
> Cc: Limonciello, Mario <Mario.Limonciello@xxxxxxx>; Lyude Paul
> <lyude@xxxxxxxxxx>; Lukas Wunner <lukas@xxxxxxxxx>; Salvatore
> Bonaccorso <carnil@xxxxxxxxxx>; 1036530@xxxxxxxxxxxxxxx; Rafael J.
> Wysocki <rafael@xxxxxxxxxx>; Len Brown <lenb@xxxxxxxxxx>; linux-
> acpi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> regressions@xxxxxxxxxxxxxxx
> Subject: Re: Regression from "ACPI: OSI: Remove Linux-Dell-Video _OSI
> string"? (was: Re: Bug#1036530: linux-signed-amd64: Hard lock up of system)
>
> Hi,
>
> * Karol Herbst <kherbst@xxxxxxxxxx> [230602 03:10]:
> > On Thu, Jun 1, 2023 at 7:21 PM Limonciello, Mario
> > <Mario.Limonciello@xxxxxxx> wrote:
> > > > -----Original Message-----
> > > > From: Karol Herbst <kherbst@xxxxxxxxxx>
> > > > Sent: Thursday, June 1, 2023 12:19 PM
> > > > To: Limonciello, Mario <Mario.Limonciello@xxxxxxx>
> > > > Cc: Nick Hastings <nicholaschastings@xxxxxxxxx>; Lyude Paul
> > > > <lyude@xxxxxxxxxx>; Lukas Wunner <lukas@xxxxxxxxx>; Salvatore
> > > > Bonaccorso <carnil@xxxxxxxxxx>; 1036530@xxxxxxxxxxxxxxx; Rafael J.
> > > > Wysocki <rafael@xxxxxxxxxx>; Len Brown <lenb@xxxxxxxxxx>; linux-
> > > > acpi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> > > > regressions@xxxxxxxxxxxxxxx
> > > > Subject: Re: Regression from "ACPI: OSI: Remove Linux-Dell-Video _OSI
> > > > string"? (was: Re: Bug#1036530: linux-signed-amd64: Hard lock up of
> system)
> > > >
> > > > On Thu, Jun 1, 2023 at 6:54 PM Limonciello, Mario
> > > > <Mario.Limonciello@xxxxxxx> wrote:
> > > > >
> > > > > [AMD Official Use Only - General]
> > > > >
> > > > > > -----Original Message-----
> > > > > > From: Karol Herbst <kherbst@xxxxxxxxxx>
> > > > > > Sent: Thursday, June 1, 2023 11:33 AM
> > > > > > To: Limonciello, Mario <Mario.Limonciello@xxxxxxx>
> > > > > > Cc: Nick Hastings <nicholaschastings@xxxxxxxxx>; Lyude Paul
> > > > > > <lyude@xxxxxxxxxx>; Lukas Wunner <lukas@xxxxxxxxx>; Salvatore
> > > > > > Bonaccorso <carnil@xxxxxxxxxx>; 1036530@xxxxxxxxxxxxxxx; Rafael
> J.
> > > > > > Wysocki <rafael@xxxxxxxxxx>; Len Brown <lenb@xxxxxxxxxx>; linux-
> > > > > > acpi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> > > > > > regressions@xxxxxxxxxxxxxxx
> > > > > > Subject: Re: Regression from "ACPI: OSI: Remove Linux-Dell-Video
> _OSI
> > > > > > string"? (was: Re: Bug#1036530: linux-signed-amd64: Hard lock up of
> > > > system)
> > > > > >
> > > > > > On Thu, Jun 1, 2023 at 6:18 PM Limonciello, Mario
> > > > > > >
> > > > > > > Lyude, Lukas, Karol
> > > > > > >
> > > > > > > This thread is in relation to this commit:
> > > > > > >
> > > > > > > 24867516f06d ("ACPI: OSI: Remove Linux-Dell-Video _OSI string")
> > > > > > >
> > > > > > > Nick has found that runtime PM is *not* working for nouveau.
> > > > > > >
> > > > > >
> > > > > > keep in mind we have a list of PCIe controllers where we apply a
> > > > > > workaround:
> > > > > >
> > > >
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers
> > > > > > /gpu/drm/nouveau/nouveau_drm.c?h=v6.4-rc4#n682
> > > > > >
> > > > > > And I suspect there might be one or two more IDs we'll have to add
> > > > > > there. Do we have any logs?
> > > > >
> > > > > There's some archived onto the distro bug. Search this page for
> > > > "journalctl.log.gz"
> > > > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1036530
> > > > >
> > > >
> > > > interesting.. It seems to be the same controller used here. I wonder
> > > > if the pci topology is different or if the workaround is applied at
> > > > all.
> > >
> > > I didn't see the message in the log about the workaround being applied
> > > in that log, so I guess PCI topology difference is a likely suspect.
> > >
> >
> > yeah, but I also couldn't see a log with the usual nouveau messages,
> > so it's kinda weird.
> >
> > Anyway, the output of `lspci -tvnn` would help
>
> % lspci -tvnn
> -[0000:00]-+-00.0 Intel Corporation Device [8086:3e20]
> +-01.0-[01]----00.0 NVIDIA Corporation TU117M [GeForce GTX 1650
> Mobile / Max-Q] [10de:1f91]
So the bridge it's connected to is the same that the quirk *should have been* triggering.
May 29 15:02:42 xps kernel: pci 0000:00:01.0: [8086:1901] type 01 class 0x060400
Since the quirk isn't working and this is still a problem in 6.4-rc4 I suggest opening a
Nouveau drm bug to figure out why.
> +-02.0 Intel Corporation CoffeeLake-H GT2 [UHD Graphics 630]
> [8086:3e9b]
> +-04.0 Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen Core
> Processor Thermal Subsystem [8086:1903]
> +-08.0 Intel Corporation Xeon E3-1200 v5/v6 / E3-1500 v5 /
> 6th/7th/8th Gen Core Processor Gaussian Mixture Model [8086:1911]
> +-12.0 Intel Corporation Cannon Lake PCH Thermal Controller
> [8086:a379]
> +-14.0 Intel Corporation Cannon Lake PCH USB 3.1 xHCI Host Controller
> [8086:a36d]
> +-14.2 Intel Corporation Cannon Lake PCH Shared SRAM [8086:a36f]
> +-15.0 Intel Corporation Cannon Lake PCH Serial IO I2C Controller #0
> [8086:a368]
> +-15.1 Intel Corporation Cannon Lake PCH Serial IO I2C Controller #1
> [8086:a369]
> +-16.0 Intel Corporation Cannon Lake PCH HECI Controller [8086:a360]
> +-17.0 Intel Corporation Cannon Lake Mobile PCH SATA AHCI Controller
> [8086:a353]
> +-1b.0-[02-3a]----00.0-[03-3a]--+-00.0-[04]----00.0 Intel Corporation
> JHL6340 Thunderbolt 3 NHI (C step) [Alpine Ridge 2C 2016] [8086:15d9]
> | +-01.0-[05-39]--
> | \-02.0-[3a]----00.0 Intel Corporation JHL6340
> Thunderbolt 3 USB 3.1 Controller (C step) [Alpine Ridge 2C 2016]
> [8086:15db]
> +-1c.0-[3b]----00.0 Intel Corporation Wi-Fi 6 AX200 [8086:2723]
> +-1c.4-[3c]----00.0 Realtek Semiconductor Co., Ltd. RTS525A PCI
> Express Card Reader [10ec:525a]
> +-1d.0-[3d]----00.0 Samsung Electronics Co Ltd NVMe SSD Controller
> SM981/PM981/PM983 [144d:a808]
> +-1f.0 Intel Corporation Cannon Lake LPC Controller [8086:a30e]
> +-1f.3 Intel Corporation Cannon Lake PCH cAVS [8086:a348]
> +-1f.4 Intel Corporation Cannon Lake PCH SMBus Controller
> [8086:a323]
> \-1f.5 Intel Corporation Cannon Lake PCH SPI Controller
> [8086:a324]
>
>
> Regards,
>
> Nick.
