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From: Pavel Procopiuc <pavel.procopiuc@gmail.com>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: ath11k@lists.infradead.org
Subject: Re: PROBLEM: unable to get QCA6390 to work
Date: Tue, 3 Nov 2020 14:12:10 +0100	[thread overview]
Message-ID: <c25b5029-4f21-c621-1416-3646d90b6a7f@gmail.com> (raw)
In-Reply-To: <87ft5rszcs.fsf@codeaurora.org>

I have another probably interesting finding. I was trying to create a QCA6390-enabled kernel with the latest stable 
version 5.9.3. But I only succeeded in making 5.9.1 work, in 5.9.2 loading the driver resulted in a quite weird behavior:

# journalctl -b-1 | grep -iP '05:00|ath11k|Linux version'
Nov 03 10:11:45 razor kernel: Linux version 5.9.2-gentoo-wt-ath (root@razor) (gcc (Gentoo 9.3.0-r1 p3) 9.3.0, GNU ld 
(Gentoo 2.34 p6) 2.34.0) #1 SMP Tue Nov 3 09:55:08 CET 2020
Nov 03 10:11:45 razor kernel: pci 0000:05:00.0: [17cb:1101] type 00 class 0x028000
Nov 03 10:11:45 razor kernel: pci 0000:05:00.0: reg 0x10: [mem 0xd2100000-0xd21fffff 64bit]
Nov 03 10:11:45 razor kernel: pci 0000:05:00.0: PME# supported from D0 D3hot D3cold
Nov 03 10:11:45 razor kernel: pci 0000:05:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 
0000:00:1c.1 (capable of 7.876 Gb/s with 8.0 GT/s PCIe x1 link)
Nov 03 10:11:45 razor kernel: pci 0000:05:00.0: Adding to iommu group 21
Nov 03 10:12:35 razor dbus-daemon[694]: [system] Activating via systemd: service name='net.reactivated.Fprint' 
unit='fprintd.service' requested by ':1.73' (uid=0 pid=2258 comm="sudo modprobe ath11k_pci ")
Nov 03 10:12:39 razor sudo[2258]:      pro : TTY=pts/1 ; PWD=/home/pro ; USER=root ; COMMAND=/sbin/modprobe ath11k_pci
Nov 03 10:12:39 razor kernel: ath11k_pci 0000:05:00.0: WARNING: ath11k PCI support is experimental!
Nov 03 10:12:39 razor kernel: ath11k_pci 0000:05:00.0: BAR 0: assigned [mem 0xd2100000-0xd21fffff 64bit]
Nov 03 10:12:39 razor kernel: ath11k_pci 0000:05:00.0: enabling device (0000 -> 0002)
Nov 03 10:12:39 razor kernel: mhi 0000:05:00.0: Requested to power ON
Nov 03 10:12:39 razor kernel: mhi 0000:05:00.0: Power on setup success

That's it, it didn't go any further, no wifi device appeared. But the patch for 5.9.2 is quite big and there is a number 
of non-obvious conflicts so that might be just me resolving them incorrectly.

Also on 5.9.1 with the working driver I'm seeing those lines in the log:
* appears right after loading the kernel module:
Nov 03 09:32:57 razor kernel: ath11k_pci 0000:05:00.0: Unknown eventid: 0x16005

* seems to be related to the disconnection from the access point:
Nov 03 09:33:05 razor kernel: ath11k_pci 0000:05:00.0: Unknown eventid: 0x1d00a

* some boots I see a bunch of those in a row, some boots it's not there at all, seems to be happening after successful 
connect the the AP:
Nov 03 09:33:20 razor kernel: ath11k_pci 0000:05:00.0: Unknown eventid: 0x4005

There is not many of those, nothing to worry about, but just wanted to let you know.

Op 03.11.2020 om 07:56 schreef Kalle Valo:
> Interesting, and worrisome. I have not yet tested v5.10-rc releases,
> I'll do that ASAP and try to reproduce your issue. If I see the same
> problem then it should be possible to bisect the issue pretty easily.
> 

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  reply	other threads:[~2020-11-03 13:12 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-02 10:32 PROBLEM: unable to get QCA6390 to work Pavel Procopiuc
2020-11-02 17:42 ` Kalle Valo
2020-11-02 18:21   ` Pavel Procopiuc
2020-11-02 21:14     ` Pavel Procopiuc
2020-11-03  6:56       ` Kalle Valo
2020-11-03 13:12         ` Pavel Procopiuc [this message]
2020-11-04  9:32           ` Pavel Procopiuc
2020-11-03 14:23         ` Kalle Valo
2020-11-03 21:01           ` Pavel Procopiuc
2020-11-04  9:12             ` Kalle Valo
2020-11-04 22:15               ` Pavel Procopiuc
2020-11-05  9:04                 ` Regression: QCA6390 fails with "mm/page_alloc: place pages to tail in __free_pages_core()" Kalle Valo
2020-11-05  9:47                   ` Pavel Procopiuc
2020-11-05 10:42                   ` Vlastimil Babka
2020-11-05 10:45                     ` Pavel Procopiuc
2020-11-05 11:13                     ` David Hildenbrand
2020-11-05 12:55                       ` Pavel Procopiuc
2020-11-05 20:23                         ` David Hildenbrand
2020-11-06 17:32                           ` Pavel Procopiuc
2020-11-06 20:41                             ` David Hildenbrand
2020-11-11 19:23                       ` Kalle Valo
2020-11-11 20:41                         ` Pavel Procopiuc
2020-11-12 10:48                           ` David Hildenbrand
2020-11-13  8:17                             ` Pavel Procopiuc
2020-11-13 11:08                               ` Carl Huang
2020-11-13 11:44                                 ` Carl Huang
2020-11-13 12:52                                 ` Pavel Procopiuc
2020-11-13 13:36                                   ` wi nk
2020-11-13 13:56                                     ` David Hildenbrand
2020-11-13 15:49                                       ` wi nk
2020-11-03  8:42       ` PROBLEM: unable to get QCA6390 to work Carl Huang
2020-11-03 14:12         ` Pavel Procopiuc

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