linux-kernel - Re: [PATCH V2] ath10k: don't fail if IRAM write fails

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Message-ID: <4656706a-a87d-1bf6-d125-b66af57157ca@gmx.de>
Date:   Tue, 21 Sep 2021 09:50:29 +0200
From:   "sparks71@....de" <sparks71@....de>
To:     Kalle Valo <kvalo@...eaurora.org>
Cc:     ojab // <ojab@...b.ru>, "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, ath10k@...ts.infradead.org,
        Linux Wireless <linux-wireless@...r.kernel.org>,
        netdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2] ath10k: don't fail if IRAM write fails

Am 21.09.21 um 09:29 schrieb Kalle Valo:
> "sparks71@....de" <sparks71@....de> writes:
>
>> Have you seen the new patch?
>>
>> https://www.mail-archive.com/ath10k@lists.infradead.org/msg13784.html
>>
>> https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=master-pending&id=973de582639a1e45276e4e3e2f3c2d82a04ad0a6
>>
>>
>> could probably have been communicated better
> Yeah, apparently there are two different fixes now. I'll review both of
> them and try to choose which one to take.
>
I have tested both fixes (x86_64 2x QCA9984)

For me both of them work.

[PATCH V2] ath10k: don't fail if IRAM write fails:


[18245.610112] ath10k_pci 0000:03:00.0: pci irq msi oper_irq_mode 2
irq_mode 0 reset_mode 0
[18245.674800] ath10k_pci 0000:04:00.0: pci irq msi oper_irq_mode 2
irq_mode 0 reset_mode 0
[18245.731606] ath10k_pci 0000:03:00.0: qca9984/qca9994 hw1.0 target
0x01000000 chip_id 0x00000000 sub 168c:cafe
[18245.731620] ath10k_pci 0000:03:00.0: kconfig debug 0 debugfs 1
tracing 1 dfs 0 testmode 0
[18245.733172] ath10k_pci 0000:03:00.0: firmware ver 10.4-3.9.0.2-00152
api 5 features
no-p2p,mfp,peer-flow-ctrl,btcoex-param,allows-mesh-bcast,no-ps,peer-fixed-rate,iram-recovery
crc32 723f9771
[18245.790380] ath10k_pci 0000:04:00.0: qca9984/qca9994 hw1.0 target
0x01000000 chip_id 0x00000000 sub 168c:cafe
[18245.790383] ath10k_pci 0000:04:00.0: kconfig debug 0 debugfs 1
tracing 1 dfs 0 testmode 0
[18245.790703] ath10k_pci 0000:04:00.0: firmware ver 10.4-3.9.0.2-00152
api 5 features
no-p2p,mfp,peer-flow-ctrl,btcoex-param,allows-mesh-bcast,no-ps,peer-fixed-rate,iram-recovery
crc32 723f9771
[18246.963760] ath10k_pci 0000:03:00.0: board_file api 2 bmi_id 0:1
crc32 85498734
[18247.019699] ath10k_pci 0000:04:00.0: board_file api 2 bmi_id 0:2
crc32 85498734
[18249.514054] ath10k_pci 0000:03:00.0: No hardware memory
[18249.514057] ath10k_pci 0000:03:00.0: failed to copy target iram
contents: -12
[18249.570423] ath10k_pci 0000:04:00.0: No hardware memory
[18249.570426] ath10k_pci 0000:04:00.0: failed to copy target iram
contents: -12
[18249.620637] ath10k_pci 0000:03:00.0: htt-ver 2.2 wmi-op 6 htt-op 4
cal otp max-sta 512 raw 0 hwcrypto 1
[18249.678035] ath10k_pci 0000:04:00.0: htt-ver 2.2 wmi-op 6 htt-op 4
cal otp max-sta 512 raw 0 hwcrypto 1


ath10k: Fix device boot error:

[    3.318932] ath10k_pci 0000:03:00.0: pci irq msi oper_irq_mode 2
irq_mode 0 reset_mode 0
[    3.377071] ath10k_pci 0000:04:00.0: pci irq msi oper_irq_mode 2
irq_mode 0 reset_mode 0
[    3.434051] ath10k_pci 0000:03:00.0: qca9984/qca9994 hw1.0 target
0x01000000 chip_id 0x00000000 sub 168c:cafe
[    3.434054] ath10k_pci 0000:03:00.0: kconfig debug 0 debugfs 1
tracing 1 dfs 0 testmode 0
[    3.434412] ath10k_pci 0000:03:00.0: firmware ver 10.4-3.9.0.2-00152
api 5 features
no-p2p,mfp,peer-flow-ctrl,btcoex-param,allows-mesh-bcast,no-ps,peer-fixed-rate,iram-recovery
crc32 723f9771
[    3.487225] ath10k_pci 0000:04:00.0: qca9984/qca9994 hw1.0 target
0x01000000 chip_id 0x00000000 sub 168c:cafe
[    3.487229] ath10k_pci 0000:04:00.0: kconfig debug 0 debugfs 1
tracing 1 dfs 0 testmode 0
[    3.487568] ath10k_pci 0000:04:00.0: firmware ver 10.4-3.9.0.2-00152
api 5 features
no-p2p,mfp,peer-flow-ctrl,btcoex-param,allows-mesh-bcast,no-ps,peer-fixed-rate,iram-recovery
crc32 723f9771
[    4.665772] ath10k_pci 0000:03:00.0: board_file api 2 bmi_id 0:1
crc32 85498734
[    4.716549] ath10k_pci 0000:04:00.0: board_file api 2 bmi_id 0:2
crc32 85498734
[    7.423192] ath10k_pci 0000:04:00.0: htt-ver 2.2 wmi-op 6 htt-op 4
cal otp max-sta 512 raw 0 hwcrypto 1
[    7.443109] ath10k_pci 0000:03:00.0: htt-ver 2.2 wmi-op 6 htt-op 4
cal otp max-sta 512 raw 0 hwcrypto 1

the second fixes the error message completely and "IRAM recovery" seems
to work

best regards