linux-kernel - Re: [PATCH net-next v4 2/3] net: stmmac: platform: Add snps,dwmac-5.30a IP compatible string

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Message-ID: <5868742.DvuYhMxLoT@fw-rgant>
Date: Mon, 10 Feb 2025 11:04:40 +0100
From: Romain Gantois <romain.gantois@...tlin.com>
To: Andrew Lunn <andrew+netdev@...n.ch>,
 "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>, Chen Wang <unicorn_wang@...look.com>,
 Inochi Amaoto <inochiama@...look.com>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Richard Cochran <richardcochran@...il.com>,
 Paul Walmsley <paul.walmsley@...ive.com>,
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
 Emil Renner Berthing <emil.renner.berthing@...onical.com>,
 Jisheng Zhang <jszhang@...nel.org>,
 "Jan Petrous (OSS)" <jan.petrous@....nxp.com>,
 Clément Léger <clement.leger@...tlin.com>,
 Simon Horman <horms@...nel.org>, Furong Xu <0x1207@...il.com>,
 Serge Semin <fancer.lancer@...il.com>, Lothar Rubusch <l.rubusch@...il.com>,
 Suraj Jaiswal <quic_jsuraj@...cinc.com>,
 Joe Hattori <joe@...is.s.u-tokyo.ac.jp>,
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
 Giuseppe Cavallaro <peppe.cavallaro@...com>,
 Jose Abreu <joabreu@...opsys.com>, Inochi Amaoto <inochiama@...il.com>
Cc: Inochi Amaoto <inochiama@...il.com>, netdev@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-stm32@...md-mailman.stormreply.com,
 linux-arm-kernel@...ts.infradead.org, linux-riscv@...ts.infradead.org,
 Yixun Lan <dlan@...too.org>, Longbin Li <looong.bin@...il.com>
Subject:
 Re: [PATCH net-next v4 2/3] net: stmmac: platform: Add snps,dwmac-5.30a IP
 compatible string

On dimanche 9 février 2025 02:30:51 heure normale d’Europe centrale Inochi 
Amaoto wrote:
> Add "snps,dwmac-5.30a" compatible string for 5.30a version that can avoid
> to define some platform data in the glue layer.
> 
> Signed-off-by: Inochi Amaoto <inochiama@...il.com>
> ---
>  .../ethernet/stmicro/stmmac/stmmac_platform.c   | 17 ++++++++++++-----
>  1 file changed, 12 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
> b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index
> d0e61aa1a495..8dc3bd6946c6 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
> @@ -405,6 +405,17 @@ static int stmmac_of_get_mac_mode(struct device_node
> *np) return -ENODEV;
>  }
> 
> +/* Compatible string array for all gmac4 devices */
> +static const char * const stmmac_gmac4_compats[] = {
> +	"snps,dwmac-4.00",
> +	"snps,dwmac-4.10a",
> +	"snps,dwmac-4.20a",
> +	"snps,dwmac-5.10a",
> +	"snps,dwmac-5.20",
> +	"snps,dwmac-5.30a",
> +	NULL
> +};
> +
>  /**
>   * stmmac_probe_config_dt - parse device-tree driver parameters
>   * @pdev: platform_device structure
> @@ -538,11 +549,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8
> *mac) plat->pmt = 1;
>  	}
> 
> -	if (of_device_is_compatible(np, "snps,dwmac-4.00") ||
> -	    of_device_is_compatible(np, "snps,dwmac-4.10a") ||
> -	    of_device_is_compatible(np, "snps,dwmac-4.20a") ||
> -	    of_device_is_compatible(np, "snps,dwmac-5.10a") ||
> -	    of_device_is_compatible(np, "snps,dwmac-5.20")) {
> +	if (of_device_compatible_match(np, stmmac_gmac4_compats)) {
>  		plat->has_gmac4 = 1;
>  		plat->has_gmac = 0;
>  		plat->pmt = 1;

LGTM

Reviewed-by: Romain Gantois <romain.gantois@...tlin.com>

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