Topaz mistakenly reported as vf
Yu, Xiangliang
Xiangliang.Yu at amd.com
Tue Dec 19 07:19:02 UTC 2017
Topaz doesn't support SRIOV.
> -----Original Message-----
> From: José Pekkarinen [mailto:jose.pekkarinen at canonical.com]
> Sent: Tuesday, December 19, 2017 3:12 PM
> To: Yu, Xiangliang <Xiangliang.Yu at amd.com>
> Cc: amd-gfx at lists.freedesktop.org; Deucher, Alexander
> <Alexander.Deucher at amd.com>; Koenig, Christian
> <Christian.Koenig at amd.com>
> Subject: Re: Topaz mistakenly reported as vf
>
> On Sunday, 17 December 2017 21:20:49 EET José Pekkarinen wrote:
> > Hi,
> >
> > I hit an issue that seems to be a topaz discrete vga reporting it's a
> > virtual function when my laptop is running on the battery. I received
> > the following bactrace:
> >
> > Dec 17 11:17:28 bee kernel: [ 31.976810] kernel BUG at
> > drivers/gpu/drm/amd/ amdgpu/mxgpu_vi.c:310!
> > Dec 17 11:17:28 bee kernel: [ 31.976815] invalid opcode: 0000 [#1] SMP
> > Dec 17 11:17:28 bee kernel: [ 31.976831] Modules linked in: vfio_pci
> > vfio_virqfd udl loop bfq arc4 iwlmvm mac80211 kvmgt vfio_mdev
> > amdgpu(+) mdev
> > vfio_iommu_type1 vfio i915 uvcvideo x86_pkg_temp_thermal
> > videobuf2_vmalloc videobuf2_memo ps videobuf2_v4l2 intel_powerclamp
> > videobuf2_core coretemp videodev kvm_intel kvm i2c_algo_bit
> > rtsx_pci_sdmmc drm_kms_helper joydev mmc_core media mousedev
> > rtsx_pci_ms btusb btrtl btbcm memstick ttm drm wmi_bmof hci_uart
> > btintel bluetoot h iwlwifi snd_hda_intel snd_hda_codec cfg80211
> > irqbypass crc32c_intel ghash_clmulni_intel intel_cstate snd_hwdep
> > intel_uncore snd_hda_core psmouse intel_rapl_perf rtsx_pci snd_pcm
> > efi_pstore evdev ideapad_laptop ac input_leds serio_raw e fivars
> > sparse_keymap intel_lpss_acpi battery thermal ecdh_generic wmi fan
> > syscopyarea snd_timer sysfillrect snd rfkill intel_lpss
> > Dec 17 11:17:28 bee kernel: [ 31.977023] video sysimgblt tpm_crb
> > soundcore button mfd_core i2c_hid i2c_i801 fb_sys_fops backlight
> > acpi_pad efivarfs unix dm_zero dm_thin_pool dm_persistent_data
> > dm_bio_prison dm_service_time dm_round_ro bin dm_queue_length
> > dm_multipath dm_log_userspace cn dm_flakey dm_delay xts aesni_intel
> > crypto_simd cryptd glue_helper aes_x86_64 cbc sha256_generic
> > scsi_transport_iscsi r8169 mii fuse xfs nfs lockd grace sunrpc fscache
> > ext4 mbcache jbd2 multipath linear raid10 raid1 raid0 dm_raid raid456
> > md_mod async_raid6_recov async_memcpy async_pq async_xor xor
> async_tx
> > raid6_pq libcrc32c dm_snapshot dm_bufio dm_crypt dm_mirror
> > dm_region_hash dm_log dm_mod dax hid_generic usbhid xhc i_pci
> xhci_hcd
> > ohci_hcd uhci_hcd usb_storage ehci_pci ehci_hcd usbcore usb_common
> > scsi_transport_fc sr_mod cdrom sg sd_mod ata_piix
> > Dec 17 11:17:28 bee kernel: [ 31.977223] ahci libahci sata_sx4
> > pata_oldpiix Dec 17 11:17:28 bee kernel: [ 31.977239] CPU: 0 PID: 3698
> > Comm: udevd Not tainted 4.14.5 #10
> > Dec 17 11:17:28 bee kernel: [ 31.977255] Hardware name: LENOVO
> 80UV/Lenovo
> > ideapad 510S-14IKB, BIOS 2SCN21WW(V2.01) 12/20/2016
> > Dec 17 11:17:28 bee kernel: [ 31.977278] task: ffff880358b54280
> > task.stack: ffffc900014dc000
> > Dec 17 11:17:28 bee kernel: [ 31.977323] RIP:
> > 0010:xgpu_vi_init_golden_registers+0x56/0xa0 [amdgpu]
> > Dec 17 11:17:28 bee kernel: [ 31.977341] RSP: 0018:ffffc900014dfa08
> > EFLAGS: 00010293
> > Dec 17 11:17:28 bee kernel: [ 31.977356] RAX: 000000000000000a RBX:
> > ffff880340040000 RCX: 0000000000000000
> > Dec 17 11:17:28 bee kernel: [ 31.977375] RDX: ffff880358b54280 RSI:
> > 0000000000000100 RDI: ffff880340040000
> > Dec 17 11:17:28 bee kernel: [ 31.977394] RBP: ffffc900014dfa10 R08:
> > ffff88033c6dd198 R09: 0000000000000000
> > Dec 17 11:17:28 bee kernel: [ 31.977413] R10: ffff880352c0aaa0 R11:
> > 0000000000000008 R12: ffff880340040458
> > Dec 17 11:17:28 bee kernel: [ 31.977432] R13: 0000000000000000 R14:
> > 0000000000000000 R15: ffff880340040000
> > Dec 17 11:17:28 bee kernel: [ 31.977452] FS: 00007fbfdd8c0780(0000)
> > GS:ffff88046ec00000(0000) knlGS:0000000000000000
> > Dec 17 11:17:28 bee kernel: [ 31.977474] CS: 0010 DS: 0000 ES: 0000 CR0:
> > 0000000080050033
> > Dec 17 11:17:28 bee kernel: [ 31.977490] CR2: 000055c3b48c1408 CR3:
> > 0000000358307003 CR4: 00000000003606f0
> > Dec 17 11:17:28 bee kernel: [ 31.977527] Call Trace:
> > Dec 17 11:17:28 bee kernel: [ 31.977555] vi_common_hw_init+0x77/0xe0
> > [amdgpu]
> > Dec 17 11:17:28 bee kernel: [ 31.977584]
> amdgpu_device_init+0xc4b/0x14b0
> > [amdgpu]
> > Dec 17 11:17:28 bee kernel: [ 31.977601] ? kmem_cache_alloc_trace
> > +0x208/0x250
> > Dec 17 11:17:28 bee kernel: [ 31.977629] ?
> amdgpu_driver_load_kms+0x2a/
> > 0x1b0 [amdgpu]
> > Dec 17 11:17:28 bee kernel: [ 31.977658]
> > amdgpu_driver_load_kms+0x4f/0x1b0 [amdgpu]
> > Dec 17 11:17:28 bee kernel: [ 31.977682] drm_dev_register+0x146/0x1d0
> > [drm] Dec 17 11:17:28 bee kernel: [ 31.977710]
> > amdgpu_pci_probe+0x118/0x140 [amdgpu]
> > Dec 17 11:17:28 bee kernel: [ 31.977725] pci_device_probe+0xcf/0x150
> > Dec 17 11:17:28 bee kernel: [ 31.977739]
> driver_probe_device+0x29c/0x450
> > Dec 17 11:17:28 bee kernel: [ 31.977753] __driver_attach+0xdf/0xf0
> > Dec 17 11:17:28 bee kernel: [ 31.978775] ?
> > driver_probe_device+0x450/0x450 Dec 17 11:17:28 bee kernel: [ 31.979815]
> > bus_for_each_dev+0x60/0xa0 Dec 17 11:17:28 bee kernel: [ 31.980882]
> > driver_attach+0x1e/0x20 Dec 17 11:17:28 bee kernel: [ 31.981931]
> > bus_add_driver+0x170/0x260 Dec 17 11:17:28 bee kernel: [ 31.982977]
> > driver_register+0x60/0xe0 Dec 17 11:17:28 bee kernel: [ 31.984033]
> > __pci_register_driver+0x5a/0x60 Dec 17 11:17:28 bee kernel: [ 31.985089]
> > amdgpu_init+0x88/0x9b [amdgpu] Dec 17 11:17:28 bee kernel: [ 31.986146]
> > ? 0xffffffffa0c51000
> > Dec 17 11:17:28 bee kernel: [ 31.987192] do_one_initcall+0x52/0x190
> > Dec 17 11:17:28 bee kernel: [ 31.988229] ? kmem_cache_alloc_trace
> > +0x208/0x250
> > Dec 17 11:17:28 bee kernel: [ 31.989270] ? do_init_module+0x27/0x202
> > Dec 17 11:17:28 bee kernel: [ 31.990308] ? do_init_module+0x27/0x202
> > Dec 17 11:17:28 bee kernel: [ 31.991383] do_init_module+0x5f/0x202
> > Dec 17 11:17:28 bee kernel: [ 31.992396] load_module+0x1511/0x1740
> > Dec 17 11:17:28 bee kernel: [ 31.993433] SyS_finit_module+0xc1/0x100
> > Dec 17 11:17:28 bee kernel: [ 31.994478] ? SyS_finit_module+0xc1/0x100
> > Dec 17 11:17:28 bee kernel: [ 31.995505] do_syscall_64+0x66/0x1a0
> > Dec 17 11:17:28 bee kernel: [ 31.996556] entry_SYSCALL64_slow_path
> > +0x25/0x25
> > Dec 17 11:17:28 bee kernel: [ 31.997616] RIP: 0033:0x7fbfdcfd68f9
> > Dec 17 11:17:28 bee kernel: [ 31.998643] RSP: 002b:00007ffd31e4f848
> > EFLAGS: 00000246 ORIG_RAX: 0000000000000139
> > Dec 17 11:17:28 bee kernel: [ 31.999659] RAX: ffffffffffffffda RBX:
> > 000055e4a76c8430 RCX: 00007fbfdcfd68f9
> > Dec 17 11:17:28 bee kernel: [ 32.000689] RDX: 0000000000000000 RSI:
> > 00007fbfdd2a4565 RDI: 000000000000000e
> > Dec 17 11:17:28 bee kernel: [ 32.001736] RBP: 00007fbfdd2a4565 R08:
> > 0000000000000000 R09: 00007ffd31e4f9c0
> > Dec 17 11:17:28 bee kernel: [ 32.002813] R10: 000000000000000e R11:
> > 0000000000000246 R12: 0000000000000000
> > Dec 17 11:17:28 bee kernel: [ 32.003862] R13: 000055e4a76d6710 R14:
> > 0000000000020000 R15: 000055e4a741b8e9
> > Dec 17 11:17:28 bee kernel: [ 32.004906] Code: 48 89 df ba 4b 00 00 00 48
> > c7 c6 60 62 13 a1 e8 11 b7 fc ff 48 89 df ba 1e 00 00 00 48 c7 c6 e0
> > 61 13
> > a1 e8 fd b6 fc ff 5b 5d c3 <0f> 0b ba 05 01 00 00 48 c7 c6 c0 5d 13 a1
> > e8
> > e7 b6 fc ff 48 89
> > Dec 17 11:17:28 bee kernel: [ 32.006061] RIP:
> > xgpu_vi_init_golden_registers +0x56/0xa0 [amdgpu] RSP: ffffc900014dfa08
> > Dec 17 11:17:28 bee kernel: [ 32.007226] ---[ end trace eb52a49a747a04be
> > ]---
> >
> > Which in the end means we got to the following BUG_ON on
> > xgpu_vi_init_golden_registers:
> >
> > BUG_ON("Doesn't support chip type.\n");
> >
> > Following the path in vi_init_golden_registers:
> >
> > if (amdgpu_sriov_vf(adev)) {
> > xgpu_vi_init_golden_registers(adev);
> > mutex_unlock(&adev->grbm_idx_mutex);
> > return;
> > }
> >
> > System is using the following kernel and cpu:
> >
> > $ uname -a
> > Linux bee 4.14.5 #10 SMP Wed Dec 13 12:07:06 EET 2017 x86_64 Intel(R)
> > Core(TM) i7-7500U CPU @ 2.70GHz GenuineIntel GNU/Linux
> >
> > And the graphic card is the following:
> >
> > # lspci -vvvs 01:00.0
> > 01:00.0 Display controller: Advanced Micro Devices, Inc. [AMD/ATI]
> > Topaz XT [Radeon R7 M260/M265 / M340/M360 / M440/M445] (rev 81)
> > Subsystem: Lenovo Topaz XT [Radeon R7 M260/M265 / M340/M360 /
> > M440/ M445]
> > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > ParErr-
> > Stepping- SERR- FastB2B- DisINTx+
> > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
> > <TAbort- <MAbort- >SERR- <PERR- INTx-
> > Latency: 0, Cache Line Size: 64 bytes
> > Interrupt: pin A routed to IRQ 128
> > Region 0: Memory at a0000000 (64-bit, prefetchable) [size=256M]
> > Region 2: Memory at b0000000 (64-bit, prefetchable) [size=2M]
> > Region 4: I/O ports at 4000 [size=256]
> > Region 5: Memory at b2300000 (32-bit, non-prefetchable) [size=256K]
> > Expansion ROM at b2340000 [disabled] [size=128K]
> > Capabilities: [48] Vendor Specific Information: Len=08 <?>
> > Capabilities: [50] Power Management version 3
> > Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA
> > PME(D0-,D1-,D2-,D3hot-,D3cold-)
> > Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
> > Capabilities: [58] Express (v2) Legacy Endpoint, MSI 00
> > DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s
> > <4us,
> > L1 unlimited
> > ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
> > DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
> > Unsupported-
> > RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
> > MaxPayload 256 bytes, MaxReadReq 512 bytes
> > DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
> > AuxPwr-
> > TransPend-
> > LnkCap: Port #0, Speed 8GT/s, Width x8, ASPM L0s L1,
> > Exit Latency L0s <64ns, L1 <1us
> > ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+
> > LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+
> > ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
> > LnkSta: Speed 2.5GT/s, Width x4, TrErr- Train-
> > SlotClk+
> > DLActive- BWMgmt- ABWMgmt-
> > DevCap2: Completion Timeout: Not Supported,
> > TimeoutDis-, LTR-, OBFF Not Supported
> > DevCtl2: Completion Timeout: 50us to 50ms,
> > TimeoutDis-, LTR-, OBFF Disabled
> > LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance-
> > SpeedDis- Transmit Margin: Normal Operating Range,
> > EnterModifiedCompliance- ComplianceSOS-
> > Compliance De-emphasis: -6dB
> > LnkSta2: Current De-emphasis Level: -3.5dB,
> > EqualizationComplete+, EqualizationPhase1+
> > EqualizationPhase2+, EqualizationPhase3+,
> > LinkEqualizationRequest-
> > Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+
> > Address: 00000000fee00338 Data: 0000
> > Capabilities: [100 v1] Vendor Specific Information: ID=0001
> > Rev=1
> > Len=010 <?>
> > Capabilities: [150 v2] Advanced Error Reporting
> > UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
> > UnxCmplt-
> > RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
> > UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
> > UnxCmplt-
> > RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
> > UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt-
> > UnxCmplt-
> > RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
> > CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
> > NonFatalErr-
> > CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout-
> > NonFatalErr +
> > AERCap: First Error Pointer: 00, GenCap+ CGenEn-
> > ChkCap+
> > ChkEn-
> > Capabilities: [270 v1] #19
> > Capabilities: [2b0 v1] Address Translation Service (ATS)
> > ATSCap: Invalidate Queue Depth: 00
> > ATSCtl: Enable-, Smallest Translation Unit: 00
> > Capabilities: [2c0 v1] Page Request Interface (PRI)
> > PRICtl: Enable- Reset-
> > PRISta: RF- UPRGI- Stopped+
> > Page Request Capacity: 00000020, Page Request Allocation:
> > 00000000
> > Capabilities: [2d0 v1] Process Address Space ID (PASID)
> > PASIDCap: Exec+ Priv+, Max PASID Width: 10
> > PASIDCtl: Enable- Exec- Priv-
> > Kernel driver in use: amdgpu
> > Kernel modules: amdgpu
> >
> > Funny thing is that I can boot the machine properly when not running
> > on the battery, so either this seems to be a problem in the firmware,
> > or in the way acpi interacts with the driver.
> >
> > Any help, or ideas are appreciated.
> >
> > José.
>
> Adding Alex and Christian.
>
> Best regards.
>
> José
>
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