netdev - Re: [PATCH net-next 0/8] net: stmmac: hwif.c cleanups

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Message-ID: <20251028164257.067bdbcd@kernel.org>
Date: Tue, 28 Oct 2025 16:42:57 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: "Russell King (Oracle)" <linux@...linux.org.uk>
Cc: Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>, Andrew Lunn
 <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, Eric
 Dumazet <edumazet@...gle.com>, linux-arm-kernel@...ts.infradead.org,
 linux-stm32@...md-mailman.stormreply.com, Maxime Coquelin
 <mcoquelin.stm32@...il.com>, netdev@...r.kernel.org, Paolo Abeni
 <pabeni@...hat.com>, Richard Cochran <richardcochran@...il.com>
Subject: Re: [PATCH net-next 0/8] net: stmmac: hwif.c cleanups

On Fri, 24 Oct 2025 13:48:23 +0100 Russell King (Oracle) wrote:
> This series cleans up hwif.c:
> 
> - move the reading of the version information out of stmmac_hwif_init()
>   into its own function, stmmac_get_version(), storing the result in a
>   new struct.
> 
> - simplify stmmac_get_version().
> 
> - read the version register once, passing it to stmmac_get_id() and
>   stmmac_get_dev_id().
> 
> - move stmmac_get_id() and stmmac_get_dev_id() into
>   stmmac_get_version()
> 
> - define version register fields and use FIELD_GET() to decode
> 
> - start tackling the big loop in stmmac_hwif_init() - provide a
>   function, stmmac_hwif_find(), which looks up the hwif entry, thus
>   making a much smaller loop, which improves readability of this code.
> 
> - change the use of '^' to '!=' when comparing the dev_id, which is
>   what is really meant here.
> 
> - reorganise the test after calling stmmac_hwif_init() so that we
>   handle the error case in the indented code, and the success case
>   with no indent, which is the classical arrangement.

This one needs a respin (patch 6 vs your IRQ masking changes?).