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Message-ID: <b9b3ae92-1d70-f197-7577-f4daac9905c4@broadcom.com>
Date:   Wed, 4 Jan 2023 20:50:54 +0100
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Subject: Re: [PATCH v1 4/4] brcmfmac: pcie: Perform correct BCM4364 firmware
 selection
To:     Aditya Garg <gargaditya08@live.com>,
        Hector Martin <marcan@marcan.st>
Cc:     Arend van Spriel <aspriel@gmail.com>,
        Franky Lin <franky.lin@broadcom.com>,
        Hante Meuleman <hante.meuleman@broadcom.com>,
        Kalle Valo <kvalo@kernel.org>,
        "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Alexander Prutskov <alep@cypress.com>,
        Chi-Hsien Lin <chi-hsien.lin@cypress.com>,
        Wright Feng <wright.feng@cypress.com>,
        Ian Lin <ian.lin@infineon.com>,
        Soontak Lee <soontak.lee@cypress.com>,
        Joseph chuang <jiac@cypress.com>,
        Sven Peter <sven@svenpeter.dev>,
        Alyssa Rosenzweig <alyssa@rosenzweig.io>,
        "asahi@lists.linux.dev" <asahi@lists.linux.dev>,
        "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
        "brcm80211-dev-list.pdl@broadcom.com" 
        <brcm80211-dev-list.pdl@broadcom.com>,
        "SHA-cyfmac-dev-list@infineon.com" <SHA-cyfmac-dev-list@infineon.com>,
        "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Linus Walleij <linus.walleij@linaro.org>
References: <20230104100116.729-1-marcan@marcan.st>
 <20230104100116.729-5-marcan@marcan.st>
 <4AC571A3-D90C-4BE6-A413-74C9142FF604@live.com>
From:   Arend van Spriel <arend.vanspriel@broadcom.com>
In-Reply-To: <4AC571A3-D90C-4BE6-A413-74C9142FF604@live.com>
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On 1/4/2023 4:56 PM, Aditya Garg wrote:
> 
>> On 04-Jan-2023, at 3:31 PM, Hector Martin <marcan@marcan.st> wrote:
>>
>> This chip exists in two revisions (B2=r3 and B3=r4) on different
>> platforms, and was added without regard to doing proper firmware
>> selection or differentiating between them. Fix this to have proper
>> per-revision firmwares and support Apple NVRAM selection.
>>
>> Revision B2 is present on at least these Apple T2 Macs:
>>
>> kauai:    MacBook Pro 15" (Touch/2018-2019)
>> maui:     MacBook Pro 13" (Touch/2018-2019)
>> lanai:    Mac mini (Late 2018)
>> ekans:    iMac Pro 27" (5K, Late 2017)
>>
>> And these non-T2 Macs:
>>
>> nihau:    iMac 27" (5K, 2019)
>>
>> Revision B3 is present on at least these Apple T2 Macs:
>>
>> bali:     MacBook Pro 16" (2019)
>> trinidad: MacBook Pro 13" (2020, 4 TB3)
>> borneo:   MacBook Pro 16" (2019, 5600M)
>> kahana:   Mac Pro (2019)
>> kahana:   Mac Pro (2019, Rack)
>> hanauma:  iMac 27" (5K, 2020)
>> kure:     iMac 27" (5K, 2020, 5700/XT)
>>
>> Fixes: 24f0bd136264 ("brcmfmac: add the BRCM 4364 found in MacBook Pro 15,2")
>> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
>> Signed-off-by: Hector Martin <marcan@marcan.st>
>> ---
>> .../net/wireless/broadcom/brcm80211/brcmfmac/pcie.c   | 11 +++++++++--
>> 1 file changed, 9 insertions(+), 2 deletions(-)
>>
> 
> Hi Hector
> 
> Shouldn’t there be a WCC instead of BCA here :
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c?h=v6.2-rc2#n2603

You are right. Thanks for catching that. As Hector is changing that 
entry he can hopefully take care of it.

Regards,
Arend

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