linux-kernel - Re: [PATCH v14 4/4] wifi: brcmfmac: add flag for random seed during firmware download

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Message-ID: <191f47476d8.279b.9b12b7fc0a3841636cfb5e919b41b954@broadcom.com>
Date: Sun, 15 Sep 2024 08:52:40 +0200
From: Arend Van Spriel <arend.vanspriel@...adcom.com>
To: Jacobe Zang <jacobe.zang@...ion.com>, Kalle Valo <kvalo@...nel.org>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, van Spriel <arend@...adcom.com>
CC: <linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <brcm80211@...ts.linux.dev>, <brcm80211-dev-list.pdl@...adcom.com>, <nick@...das.com>, Ondrej Jirman <megi@....cz>
Subject: Re: [PATCH v14 4/4] wifi: brcmfmac: add flag for random seed during firmware download

On September 10, 2024 5:05:50 AM Jacobe Zang <jacobe.zang@...ion.com> wrote:

> Providing the random seed to firmware was tied to the fact that the
> device has a valid OTP, which worked for some Apple chips. However,
> it turns out the BCM43752 device also needs the random seed in order
> to get firmware running. Suspect it is simply tied to the firmware
> branch used for the device. Introducing a mechanism to allow setting
> it for a device through the device table.
>
Acked-by: Arend van Spriel <arend.vanspriel@...adcom.com>
> Co-developed-by: Ondrej Jirman <megi@....cz>
> Signed-off-by: Ondrej Jirman <megi@....cz>
> Co-developed-by: Arend van Spriel <arend.vanspriel@...adcom.com>
> Signed-off-by: Arend van Spriel <arend.vanspriel@...adcom.com>
> Signed-off-by: Jacobe Zang <jacobe.zang@...ion.com>
> ---
> .../wireless/broadcom/brcm80211/brcmfmac/pcie.c    | 52 ++++++++++++++++++----
> .../broadcom/brcm80211/include/brcm_hw_ids.h       |  2 +
> 2 files changed, 46 insertions(+), 8 deletions(-)