ath11k-qca6390-bringup-202011191920: new suspend implementation

Mitchell Nordine mitchell.nordine at gmail.com
Sun Nov 22 08:15:23 EST 2020 

> Unfortunately there's no solution still for the weird
crashes some people are seeing.

Can confirm, the spurious system freezing still continues. This time
while typing my password into the gdm UI for login.

On Sun, Nov 22, 2020 at 12:44 AM Mitchell Nordine
<mitchell.nordine at gmail.com> wrote:
>
> Thanks for the update!
>
> I no longer notice any errors related to ath11k during boot of NixOS
> on my XPS 13 9310 with these patches:
>
> [mindtree at mindtree:~]$ dmesg | grep -e ath11
> [    4.084314] ath11k_pci 0000:56:00.0: WARNING: ath11k PCI support is
> experimental!
> [    4.084358] ath11k_pci 0000:56:00.0: BAR 0: assigned [mem
> 0x8c300000-0x8c3fffff 64bit]
> [    4.084377] ath11k_pci 0000:56:00.0: enabling device (0000 -> 0002)
> [    4.084442] ath11k_pci 0000:56:00.0: MSI vectors: 1
> [    4.320847] ath11k_pci 0000:56:00.0: qmi req mem_seg[0] 0x59c00000 3522560 1
> [    4.320849] ath11k_pci 0000:56:00.0: qmi req mem_seg[1] 0x5a200000 884736 4
> [    4.330816] ath11k_pci 0000:56:00.0: chip_id 0x0 chip_family 0xb
> board_id 0xff soc_id 0xffffffff
> [    4.330818] ath11k_pci 0000:56:00.0: fw_version 0x101c06cc
> fw_build_timestamp 2020-06-24 19:50 fw_build_id
> [    4.521522] ath11k_pci 0000:56:00.0 wlp86s0: renamed from wlan0
>
> Everything appears to run smoothly for the first 5-10 minutes, then
> the firmware appears to crash and the internet drops out:
>
> [  293.677300] ath11k_pci 0000:56:00.0: firmware crashed:
> MHI_CB_SYS_ERROR
> [  385.774509] mhi 0000:56:00.0: Device failed to exit MHI Reset state
>
> I haven't yet been able to identify an action that consistently causes
> the crash.
>
> Following the crash, the gnome shell appears to still believe that the
> connection is up, however upon clicking on the wifi in the top-right
> drop-down menu and clicking the "Turn Off" option, the shell freezes
> for a few seconds and a few more errors show up in dmesg:
>
> [  634.018718] wlp86s0: deauthenticating from 7a:8a:20:d5:98:d7 by
> local choice (Reason: 3=DEAUTH_LEAVING)
> [  639.151611] ath11k_pci 0000:56:00.0: failed to flush transmit queue
> 0
> [  642.159384] ath11k_pci 0000:56:00.0: wmi command 24595 timeout
> [  642.159388] ath11k_pci 0000:56:00.0: failed to send
> WMI_PEER_REORDER_QUEUE_SETUP
> [  642.159394] ath11k_pci 0000:56:00.0: failed to send wmi to delete rx tid -11
> [  642.159400] wlp86s0: HW problem - can not stop rx aggregation for
> 7a:8a:20:d5:98:d7 tid 0
> [  645.168070] ath11k_pci 0000:56:00.0: wmi command 24595 timeout
> [  645.168072] ath11k_pci 0000:56:00.0: failed to send
> WMI_PEER_REORDER_QUEUE_SETUP
> [  645.168074] ath11k_pci 0000:56:00.0: failed to send wmi to delete rx tid -11
> [  645.168077] wlp86s0: HW problem - can not stop rx aggregation for
> 7a:8a:20:d5:98:d7 tid 1
> [  648.174960] ath11k_pci 0000:56:00.0: wmi command 24595 timeout
> [  648.174965] ath11k_pci 0000:56:00.0: failed to send
> WMI_PEER_REORDER_QUEUE_SETUP
> [  648.174971] ath11k_pci 0000:56:00.0: failed to send wmi to delete rx tid -11
> [  648.174976] wlp86s0: HW problem - can not stop rx aggregation for
> 7a:8a:20:d5:98:d7 tid 6
> [  651.183596] ath11k_pci 0000:56:00.0: wmi command 20489 timeout
> [  651.183601] ath11k_pci 0000:56:00.0: failed to send WMI_VDEV_INSTALL_KEY cmd
> [  651.183606] ath11k_pci 0000:56:00.0: ath11k_install_key failed (-11)
> [  651.183610] wlp86s0: failed to remove key (0, 7a:8a:20:d5:98:d7)
> from hardware (-11)
> [  654.190511] ath11k_pci 0000:56:00.0: wmi command 24578 timeout
> [  654.190516] ath11k_pci 0000:56:00.0: failed to send WMI_PEER_DELETE cmd
> [  654.190523] ath11k_pci 0000:56:00.0: failed to delete peer vdev_id
> 0 addr 7a:8a:20:d5:98:d7 ret -11
> [  654.190526] ath11k_pci 0000:56:00.0: Failed to delete peer:
> 7a:8a:20:d5:98:d7 for VDEV: 0
> [  654.190528] ath11k_pci 0000:56:00.0: Found peer entry
> 9c:b6:d0:3e:43:4a n vdev 0 after it was supposedly removed
> [  654.190574] ------------[ cut here ]------------
> [  654.190594] WARNING: CPU: 5 PID: 1208 at
> net/mac80211/sta_info.c:1098 __sta_info_destroy_part2+0x11c/0x140
> [mac80211]
> [  654.190595] Modules linked in: ath9k_htc ath9k_common ath9k_hw ath
> fuse ctr ccm michael_mic af_packet cdc_ether usbnet r8152 mii
> typec_displayport uvcvideo
> videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common
> videodev mc hid_sensor_als hid_sensor_trigger
> industrialio_triggered_buffer kfifo_buf hid_se
> nsor_iio_common industrialio hid_sensor_hub intel_ishtp_loader joydev
> mousedev intel_ishtp_hid wacom usbhid hid_multitouch hid_generic
> qrtr_mhi iTCO_wdt intel_
> pmc_bxt 8250_dw watchdog mei_hdcp i2c_designware_platform
> i2c_designware_core intel_rapl_msr snd_sof_pci snd_sof_intel_byt
> snd_sof_intel_ipc qrtr dell_wmi wmi_
> bmof ns snd_sof_intel_hda_common dell_laptop ath11k_pci
> snd_soc_hdac_hda dell_smbios snd_sof_xtensa_dsp snd_hda_codec_hdmi mhi
> snd_sof_intel_hda dell_wmi_descr
> iptor dcdbas snd_sof ath11k x86_pkg_temp_thermal intel_powerclamp
> dell_smm_hwmon qmi_helpers snd_hda_ext_core coretemp crc32_pclmul
> ghash_clmulni_intel snd_soc
> _acpi_intel_match aesni_intel snd_soc_acpi
> [  654.190666]  snd_hda_codec_realtek libaes mac80211 crypto_simd
> cryptd glue_helper snd_hda_codec_generic ledtrig_audio intel_cstate
> snd_soc_core intel_uncore
>  snd_compress sha256_ssse3 ac97_bus snd_pcm_dmaengine sha256_generic
> input_leds led_class deflate snd_hda_intel intel_spi_pci efi_pstore
> snd_intel_dspcfg cfg80
> 211 intel_spi serio_raw pstore spi_nor snd_hda_codec mtd nls_iso8859_1
> nls_cp437 snd_hda_core vfat i2c_i801 snd_hwdep i2c_smbus rfkill
> tpm_crb fat libarc4 sch_
> fq_codel intel_ish_ipc mei_me intel_lpss_pci tpm_tis intel_ishtp
> intel_lpss tpm_tis_core mei ucsi_acpi idma64 processor_thermal_device
> virt_dma tpm typec_ucsi
> intel_rapl_common 8250_pci intel_soc_dts_iosf typec snd_pcm_oss
> rng_core snd_mixer_oss tiny_power_button snd_pcm wmi battery button
> snd_timer snd i2c_hid sound
> core hid msr int3403_thermal evdev int340x_thermal_zone mac_hid
> int3400_thermal acpi_thermal_rel intel_hid sparse_keymap
> pinctrl_tigerlake intel_pmc_core acpi_
> tad ac acpi_pad loop cpufreq_powersave tun tap
> [  654.190754]  macvlan bridge stp llc kvm_intel kvm irqbypass
> efivarfs ip_tables x_tables autofs4 ext4 crc32c_generic crc16 mbcache
> jbd2 xhci_pci xhci_pci_ren
> esas rtsx_pci_sdmmc xhci_hcd mmc_core atkbd libps2 usbcore thunderbolt
> nvme nvme_core rtsx_pci crc32c_intel t10_pi crc_t10dif
> crct10dif_generic crct10dif_pclmu
> l usb_common crct10dif_common i8042 rtc_cmos serio dm_mod i915 video
> intel_gtt i2c_algo_bit cec drm_kms_helper syscopyarea sysfillrect
> sysimgblt fb_sys_fops dr
> m i2c_core backlight agpgart
> [  654.190811] CPU: 5 PID: 1208 Comm: NetworkManager Tainted: G
> W I       5.10.0-rc4 #1-NixOS
> [  654.190813] Hardware name: Dell Inc. XPS 13 9310/0F7M4C, BIOS 1.1.1
> 10/05/2020
> [  654.190825] RIP: 0010:__sta_info_destroy_part2+0x11c/0x140 [mac80211]
> [  654.190829] Code: ff 0f 0b 80 bd 14 01 00 00 00 74 82 45 31 c0 b9
> 01 00 00 00 48 89 ea 48 89 de 4c 89 e7 e8 ac ad ff ff 85 c0 0f 84 64
> ff ff ff <0f> 0b e9 5
> d ff ff ff be 03 00 00 00 48 89 ef e8 10 ea ff ff 85 c0
> [  654.190831] RSP: 0018:ffffac81c0897b80 EFLAGS: 00010286
> [  654.190834] RAX: 00000000fffffff5 RBX: ffff9d54d5800900 RCX:
> 0000000000000000
> [  654.190836] RDX: ffff9d54c3d0bf00 RSI: 000000000020001a RDI:
> ffff9d54d629b5d8
> [  654.190837] RBP: ffff9d54c778f000 R08: 0000000000000000 R09:
> ffffffffc1245800
> [  654.190838] R10: ffff9d54cde07800 R11: 0000000000000001 R12:
> ffff9d54d6298800
> [  654.190840] R13: ffff9d54d5800900 R14: 0000000000000001 R15:
> ffff9d54d6298de0
> [  654.190842] FS:  00007f1bf8509040(0000) GS:ffff9d5c2f740000(0000)
> knlGS:0000000000000000
> [  654.190844] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [  654.190845] CR2: 00007f6d3cb34000 CR3: 0000000118d9a006 CR4:
> 0000000000770ee0
> [  654.190847] PKRU: 55555554
> [  654.190848] Call Trace:
> [  654.190866]  __sta_info_flush+0x123/0x180 [mac80211]
> [  654.190885]  ieee80211_set_disassoc+0xba/0x5d0 [mac80211]
> [  654.190902]  ieee80211_mgd_deauth.cold+0x49/0x1bf [mac80211]
> [  654.190923]  cfg80211_mlme_deauth+0xb1/0x1b0 [cfg80211]
> [  654.190939]  cfg80211_mlme_down+0x66/0x90 [cfg80211]
> [  654.190955]  cfg80211_disconnect+0x128/0x1b0 [cfg80211]
> [  654.190967]  cfg80211_leave+0x27/0x40 [cfg80211]
> [  654.190977]  cfg80211_netdev_notifier_call+0xec/0x440 [cfg80211]
> [  654.190984]  raw_notifier_call_chain+0x44/0x60
> [  654.190991]  __dev_close_many+0x5f/0x110
> [  654.190995]  dev_close_many+0x81/0x130
> [  654.190999]  dev_close.part.0+0x3e/0x70
> [  654.191008]  cfg80211_shutdown_all_interfaces+0x71/0xd0 [cfg80211]
> [  654.191017]  cfg80211_rfkill_set_block+0x22/0x30 [cfg80211]
> [  654.191022]  rfkill_set_block+0x92/0x140 [rfkill]
> [  654.191026]  rfkill_fop_write+0x11f/0x1c0 [rfkill]
> [  654.191032]  vfs_write+0xc7/0x280
> [  654.191035]  ksys_write+0xa7/0xe0
> [  654.191041]  do_syscall_64+0x33/0x40
> [  654.191045]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
> [  654.191048] RIP: 0033:0x7f1bf93906f7
> [  654.191052] Code: 1f 40 00 41 54 49 89 d4 55 48 89 f5 53 89 fb 48
> 83 ec 10 e8 fb fc ff ff 4c 89 e2 48 89 ee 89 df 41 89 c0 b8 01 00 00
> 00 0f 05 <48> 3d 00 f
> 0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 54 fd ff ff 48
> [  654.191053] RSP: 002b:00007ffc79f67e10 EFLAGS: 00000293 ORIG_RAX:
> 0000000000000001
> [  654.191056] RAX: ffffffffffffffda RBX: 000000000000001d RCX: 00007f1bf93906f7
> [  654.191057] RDX: 0000000000000008 RSI: 00007ffc79f67e48 RDI: 000000000000001d
> [  654.191059] RBP: 00007ffc79f67e48 R08: 0000000000000000 R09: 0000000000000001
> [  654.191060] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000008
> [  654.191061] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000001b10c20
> [  654.191075] ---[ end trace 4fd47da3698c4a9f ]---
> [  657.198288] ath11k_pci 0000:56:00.0: wmi command 20488 timeout
> [  657.198293] ath11k_pci 0000:56:00.0: failed to send WMI_VDEV_SET_PARAM_CMDID
> [  657.198299] ath11k_pci 0000:56:00.0: Failed to set CTS prot for VDEV: 0
> [  660.205991] ath11k_pci 0000:56:00.0: wmi command 20488 timeout
> [  660.205995] ath11k_pci 0000:56:00.0: failed to send WMI_VDEV_SET_PARAM_CMDID
> [  660.206000] ath11k_pci 0000:56:00.0: Failed to set erp slot for VDEV: 0
> [  663.213835] ath11k_pci 0000:56:00.0: wmi command 20488 timeout
> [  663.213840] ath11k_pci 0000:56:00.0: failed to send WMI_VDEV_SET_PARAM_CMDID
> [  663.213846] ath11k_pci 0000:56:00.0: Failed to set preamble for VDEV: 0
> [  666.221628] ath11k_pci 0000:56:00.0: wmi command 20487 timeout
> [  666.221633] ath11k_pci 0000:56:00.0: failed to submit WMI_VDEV_DOWN cmd
> [  666.221639] ath11k_pci 0000:56:00.0: failed to down vdev 0: -11
> [  669.229407] ath11k_pci 0000:56:00.0: wmi command 20493 timeout
> [  669.229412] ath11k_pci 0000:56:00.0: failed to send
> WMI_VDEV_SET_WMM_PARAMS_CMDID
> [  669.229417] ath11k_pci 0000:56:00.0: failed to set wmm params: -11
> [  672.237193] ath11k_pci 0000:56:00.0: wmi command 20493 timeout
> [  672.237198] ath11k_pci 0000:56:00.0: failed to send
> WMI_VDEV_SET_WMM_PARAMS_CMDID
> [  672.237203] ath11k_pci 0000:56:00.0: failed to set wmm params: -11
> [  675.244963] ath11k_pci 0000:56:00.0: wmi command 20493 timeout
> [  675.244968] ath11k_pci 0000:56:00.0: failed to send
> WMI_VDEV_SET_WMM_PARAMS_CMDID
> [  675.244971] ath11k_pci 0000:56:00.0: failed to set wmm params: -11
> [  678.252682] ath11k_pci 0000:56:00.0: wmi command 20493 timeout
> [  678.252689] ath11k_pci 0000:56:00.0: failed to send
> WMI_VDEV_SET_WMM_PARAMS_CMDID
> [  678.252695] ath11k_pci 0000:56:00.0: failed to set wmm params: -11
> [  681.260582] ath11k_pci 0000:56:00.0: wmi command 20486 timeout
> [  681.260587] ath11k_pci 0000:56:00.0: failed to submit WMI_VDEV_STOP
> cmd
> [  681.260594] ath11k_pci 0000:56:00.0: failed to stop WMI vdev 0: -11
> [  681.260596] ath11k_pci 0000:56:00.0: failed to stop vdev 0: -11
> [  686.764099] ath11k_pci 0000:56:00.0: failed to flush transmit queue
> 0
> [  689.771891] ath11k_pci 0000:56:00.0: wmi command 20482 timeout
> [  689.771897] ath11k_pci 0000:56:00.0: failed to submit
> WMI_VDEV_DELETE_CMDID
> [  689.771904] ath11k_pci 0000:56:00.0: failed to delete WMI vdev 0:
> -11
> [  719.529733] ath11k_pci 0000:56:00.0: wmi command 16387 timeout
> [  719.529740] ath11k_pci 0000:56:00.0: failed to send
> WMI_PDEV_SET_PARAM cmd
> [  719.529748] ath11k_pci 0000:56:00.0: failed to enable PMF QOS: (-11
> [  722.793499] ath11k_pci 0000:56:00.0: wmi command 16387 timeout
> [  722.793517] ath11k_pci 0000:56:00.0: failed to send
> WMI_PDEV_SET_PARAM cmd
> [  722.793524] ath11k_pci 0000:56:00.0: failed to enable PMF QOS: (-11
>
> Apologies for the long output, hopefully something here is useful.
>
> I haven't had my whole system freeze yet like I did prior to these
> patches, however I've only been running these patches for a few hours
> so far, currently on my third boot.
>
> You can find the nix configuration I'm working on for the xps 9310
> that includes the new patches here:
>
> https://github.com/NixOS/nixos-hardware/pull/207
>
> On Thu, Nov 19, 2020 at 8:52 PM Kalle Valo <kvalo at codeaurora.org> wrote:
> >
> > Kalle Valo <kvalo at codeaurora.org> writes:
> >
> > > (Bcc: people reporting qca6390 problems)
> > >
> > > Hi,
> > >
> > > I collected all important QCA6390 fixes to ath11k-qca6390 branch so that
> > > there's a good baseline for all testing:
> > >
> > > https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/log/?h=ath11k-qca6390-bringup
> > >
> > > At the moment it's based on v5.10-rc4 and I will try to update it to a
> > > recent -rc release every few weeks or so. Everytime I update the branch
> > > I create a new tag and the latest tag is now:
> > >
> > > ath11k-qca6390-bringup-202011191920
> > >
> > > In this tag there's now a brand new implementation for suspend, which
> > > relies that the platform provides power to QCA6390 during suspend. Not
> > > all platforms do, but most of them should do that. ath11k also prints a
> > > warning whenever it notices that the firmware has crashed, but I'm not
> > > sure yet if it (the MHI subsystem to be exact) can detect every case.
> > >
> > > The MSI patch is mostly the same, it had just some refactoring since the
> > > last version. Unfortunately there's no solution still for the weird
> > > crashes some people are seeing.
> >
> > Forgot to mention when debugging ath11k PCI issues it's a good idea to
> > enable MHI debug messages. To do that enable CONFIG_MHI_BUS_DEBUG and
> > CONFIG_DYNAMIC_DEBUG and run:
> >
> > sudo sh -c "echo -n 'module mhi +p' > /sys/kernel/debug/dynamic_debug/control"
> >
> > --
> > https://patchwork.kernel.org/project/linux-wireless/list/
> >
> > https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

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