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Message-ID: <6774d660-eb2e-50be-0024-8faf9b3d4c4e@broadcom.com>
Date:   Thu, 24 Nov 2022 11:49:30 +0100
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Subject: Re: AP6275 / bcm43752 pcie on mainline brcmf
To:     Andy Green <andy@warmcat.com>, Shengyu Qu <wiagn233@outlook.com>
Cc:     franky.lin@broadcom.com, linux-wireless@vger.kernel.org
References: <TY3P286MB26114DD461F50814980453E598029@TY3P286MB2611.JPNP286.PROD.OUTLOOK.COM>
 <08416710-655a-c87c-a599-3fe2563f7de4@warmcat.com>
 <18470a1e910.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com>
 <TY3P286MB26115A58795F264893CCB40198029@TY3P286MB2611.JPNP286.PROD.OUTLOOK.COM>
 <184720fc920.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com>
 <TY3P286MB26118BD94839F752CADCCF5298079@TY3P286MB2611.JPNP286.PROD.OUTLOOK.COM>
 <625f1d5d-e137-7ad7-96b9-92035e87df8b@broadcom.com>
 <638afa8e-a393-410c-3182-0d8e9b6da17d@warmcat.com>
 <1848793db88.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com>
 <3a562a50-0cef-4879-3691-3258596f5213@warmcat.com>
 <1cbb3bf5-fd70-e9db-2405-640178862857@broadcom.com>
 <bea00730-5411-a3c4-0ead-bb73889c25f6@warmcat.com>
From:   Arend van Spriel <arend.vanspriel@broadcom.com>
In-Reply-To: <bea00730-5411-a3c4-0ead-bb73889c25f6@warmcat.com>
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On 11/24/2022 11:20 AM, Andy Green wrote:
> 
> 
> On 11/24/22 09:42, Arend van Spriel wrote:
>> On 11/18/2022 6:41 AM, Andy Green wrote:
>>>
>>>
>>> On 11/17/22 21:52, Arend Van Spriel wrote:
>>>
>>>> I see. So could you load bcmdhd and provide log. Preferably with 
>>>> higher debug level. It also has a module parameter for it. I think 
>>>> it is called dhd_msg_level and please set it to 0x817.
>>>
>>> It's here:
>>>
>>> https://warmcat.com/ap6275p-dhd-log1.txt
>>
>> Hi Andy,
>>
>> Thanks for the log. Together with the dhd driver sources I could make 
>> some sense of it. Perhaps you can try the following hack and see if we 
>> make it over the first hurdle.
> 
> Thanks, I tried it, but although it looks necessary, there's evidently 
> something else since the result was the same.
> 
>> +
>> +    entropy_info.signture = cpu_to_le32(BRCMF_SEED_SIGNATURE);
> 
> This should be ... .signature = ...

That's what you get if you get too confident... :-(

> The debug logs
> 
> [    3.487772] brcmfmac: brcmfmac_module_init No platform data available.
> [    3.487858] brcmfmac 0002:21:00.0: enabling device (0000 -> 0002)
> [    3.487896] brcmfmac: brcmf_chip_recognition found AXI chip: BCM43752/2
> [    3.488799] brcmfmac: brcmf_chip_cores_check  [1 ] core 0x800:65 base 
> 0x18000000 wrap 0x18100000
> [    3.488801] brcmfmac: brcmf_chip_cores_check  [2 ] core 0x812:82 base 
> 0x18001000 wrap 0x18101000
> [    3.488803] brcmfmac: brcmf_chip_cores_check  [3 ] core 0x83e:16 base 
> 0x18002000 wrap 0x18102000
> [    3.488804] brcmfmac: brcmf_chip_cores_check  [4 ] core 0x83c:65 base 
> 0x18003000 wrap 0x18103000
> [    3.488805] brcmfmac: brcmf_chip_cores_check  [5 ] core 0x829:26 base 
> 0x18004000 wrap 0x18104000
> [    3.488807] brcmfmac: brcmf_chip_cores_check  [6 ] core 0x844:2 base 
> 0x18005000 wrap 0x18105000
> [    3.488808] brcmfmac: brcmf_chip_cores_check  [7 ] core 0x840:15 base 
> 0x18010000 wrap 0x00000000
> [    3.488810] brcmfmac: brcmf_chip_cores_check  [8 ] core 0x827:35 base 
> 0x18012000 wrap 0x00000000
> [    3.488811] brcmfmac: brcmf_chip_cores_check  [9 ] core 0x240:0 base 
> 0x00000000 wrap 0x1810a000
> [    3.488813] brcmfmac: brcmf_chip_cores_check  [10] core 0x135:0 base 
> 0x00000000 wrap 0x18112000
> [    3.488814] brcmfmac: brcmf_chip_cores_check  [11] core 0x135:0 base 
> 0x00000000 wrap 0x18113000
> [    3.488815] brcmfmac: brcmf_chip_set_passive Enter
> [    3.594733] brcmfmac: brcmf_chip_set_passive Enter
> [    3.595214] brcmfmac: brcmf_chip_tcm_rambase: 43752 OK
> [    3.595215] brcmfmac: brcmf_chip_get_raminfo RAM: base=0x170000 
> size=1310720 (0x140000) sr=0 (0x0)
> [    3.595238] brcmfmac: brcmf_chip_setup ccrev=65, pmurev=35, 
> pmucaps=0x84565f23
> [    3.595241] brcmfmac: brcmf_get_module_param Enter, bus=2, 
> chip=43752, rev=2
> [    3.595246] brcmfmac: brcmf_alloc Enter
> [    3.595254] brcmfmac: brcmf_fw_alloc_request: using 
> brcm/fw_bcm43752a2_pcie for chip BCM43752/2
> [    3.595257] brcmfmac: brcmf_fw_get_firmwares enter: dev=0002:21:00.0
> [    3.595259] brcmfmac: brcm_alt_fw_path FW alt path: 
> brcm/fw_bcm43752a2_pcie.rockchip,rk3588-evb1-v10.bin
> [    3.595555] brcmfmac 0002:21:00.0: Direct firmware load for 
> brcm/fw_bcm43752a2_pcie.rockchip,rk3588-evb1-v10.bin failed with error -2
> [    3.600006] brcmfmac: brcmf_fw_complete_request firmware 
> brcm/fw_bcm43752a2_pcie.bin found
> [    3.600010] brcmfmac: brcm_alt_fw_path FW alt path: 
> brcm/fw_bcm43752a2_pcie.rockchip,rk3588-evb1-v10.txt
> [    3.600323] brcmfmac: brcmf_fw_complete_request firmware 
> brcm/fw_bcm43752a2_pcie.txt found
> [    3.600324] brcmfmac: brcmf_fw_request_nvram_done enter: 
> dev=0002:21:00.0
> [    3.600378] brcmfmac: brcmf_fw_request_nvram_done nvram 
> 00000000eea1e0fd len 6040
> [    3.600381] brcmfmac: brcm_alt_fw_path FW alt path: 
> brcm/fw_bcm43752a2_pcie.rockchip,rk3588-evb1-v10.clm_blob
> [    3.600641] brcmfmac: brcmf_fw_complete_request firmware 
> brcm/fw_bcm43752a2_pcie.clm_blob found
> [    3.600836] brcmfmac: brcmf_chip_tcm_rambase: 43752 OK
> [    3.600837] brcmfmac: brcmf_chip_get_raminfo RAM: base=0x170000 
> size=1310720 (0x140000) sr=0 (0x0)
> [    3.694272] brcmfmac: Download NVRAM brcm/fw_bcm43752a2_pcie.txt
> [    3.694895] brcmfmac: brcmf_pcie_write_entropy_bytes: written 6040 
> entropy bytes
> [    3.694910] brcmfmac: brcmf_pcie_download_fw_nvram: sharedram_addr 
> 0xfa1a05e5
> [    3.694911] brcmfmac: brcmf_chip_set_active Enter
> [    9.774716] brcmfmac 0002:21:00.0: brcmf_pcie_download_fw_nvram: FW 
> failed to initialize: 0xfa1a05e5
> [    9.774733] brcmfmac: brcmf_detach Enter
> [    9.798714] brcmfmac: brcmf_bus_change_state 0 -> 0
> [    9.798716] brcmfmac: brcmf_proto_detach Enter
> 
> I added a log showing it sending the entropy bytes.

Ok. Something is off there. Maybe I tried to be to smart. How does that 
log statement look which you added?

Regards,
Arend

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