Arend van Spriel <arend.vanspr...@broadcom.com> wrote:

> Decoding of firmware channel information was not complete for 160MHz
> support. This resulted in the following warning:
> 
>   WARNING: CPU: 2 PID: 2222 at .../broadcom/brcm80211/brcmutil/d11.c:196
>       brcmu_d11ac_decchspec+0x2e/0x100 [brcmutil]
>   Modules linked in: brcmfmac(O) brcmutil(O) sha256_generic cfg80211 ...
>   CPU: 2 PID: 2222 Comm: kworker/2:0 Tainted: G           O
>   4.17.0-wt-testing-x64-00002-gf1bed50 #1
>   Hardware name: Dell Inc. Latitude E6410/07XJP9, BIOS A07 02/15/2011
>   Workqueue: events request_firmware_work_func
>   RIP: 0010:brcmu_d11ac_decchspec+0x2e/0x100 [brcmutil]
>   RSP: 0018:ffffc90000047bd0 EFLAGS: 00010206
>   RAX: 000000000000e832 RBX: ffff8801146fe910 RCX: ffff8801146fd3c0
>   RDX: 0000000000002800 RSI: 0000000000000070 RDI: ffffc90000047c30
>   RBP: ffffc90000047bd0 R08: 0000000000000000 R09: ffffffffa0798c80
>   R10: ffff88012bca55e0 R11: ffff880110a4ea00 R12: ffff8801146f8000
>   R13: ffffc90000047c30 R14: ffff8801146fe930 R15: ffff8801138e02e0
>   FS:  0000000000000000(0000) GS:ffff88012bc80000(0000) knlGS:0000000000000000
>   CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>   CR2: 00007f18ce8b8070 CR3: 000000000200a003 CR4: 00000000000206e0
>   Call Trace:
>    brcmf_setup_wiphybands+0x212/0x780 [brcmfmac]
>    brcmf_cfg80211_attach+0xae2/0x11a0 [brcmfmac]
>    brcmf_attach+0x1fc/0x4b0 [brcmfmac]
>    ? __kmalloc+0x13c/0x1c0
>    brcmf_pcie_setup+0x99b/0xe00 [brcmfmac]
>    brcmf_fw_request_done+0x16a/0x1f0 [brcmfmac]
>    request_firmware_work_func+0x36/0x60
>    process_one_work+0x146/0x350
>    worker_thread+0x4a/0x3b0
>    kthread+0x102/0x140
>    ? process_one_work+0x350/0x350
>    ? kthread_bind+0x20/0x20
>    ret_from_fork+0x35/0x40
>   Code: 66 90 0f b7 07 55 48 89 e5 89 c2 88 47 02 88 47 03 66 81 e2 00 38
>       66 81 fa 00 18 74 6e 66 81 fa 00 20 74 39 66 81 fa 00 10 74 14 <0f>
>       0b 66 25 00 c0 74 20 66 3d 00 c0 75 20 c6 47 04 01 5d c3 66
>   ---[ end trace 550c46682415b26d ]---
>   brcmfmac: brcmf_construct_chaninfo: Ignoring unexpected firmware channel 50
> 
> This patch adds the missing stuff to properly handle this.
> 
> Reviewed-by: Hante Meuleman <hante.meule...@broadcom.com>
> Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesbe...@broadcom.com>
> Reviewed-by: Franky Lin <franky....@broadcom.com>
> Signed-off-by: Arend van Spriel <arend.vanspr...@broadcom.com>

2 patches applied to wireless-drivers-next.git, thanks.

330994e8e8ec brcmfmac: fix for proper support of 160MHz bandwidth
59c2a30d36c8 brcmfmac: increase buffer for obtaining firmware capabilities

-- 
https://patchwork.kernel.org/patch/10588375/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

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