linux-kernel - Re: [PATCH net-next v3 03/10] net: stmmac: mdio: enlarge the max XGMAC C22 ADDR to 31

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Date:   Thu, 10 Aug 2023 15:46:16 +0200
From:   Alexandre TORGUE <alexandre.torgue@...s.st.com>
To:     Jisheng Zhang <jszhang@...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+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Jose Abreu <joabreu@...opsys.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH net-next v3 03/10] net: stmmac: mdio: enlarge the max
 XGMAC C22 ADDR to 31

On 8/9/23 18:50, Jisheng Zhang wrote:
> The IP can support up to 31 xgmac c22 addresses now.
> 
> Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
> ---
>   drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
> index 3db1cb0fd160..e6d8e34fafef 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
> @@ -40,7 +40,7 @@
>   #define MII_XGMAC_WRITE			(1 << MII_XGMAC_CMD_SHIFT)
>   #define MII_XGMAC_READ			(3 << MII_XGMAC_CMD_SHIFT)
>   #define MII_XGMAC_BUSY			BIT(22)
> -#define MII_XGMAC_MAX_C22ADDR		3
> +#define MII_XGMAC_MAX_C22ADDR		31
>   #define MII_XGMAC_C22P_MASK		GENMASK(MII_XGMAC_MAX_C22ADDR, 0)
>   #define MII_XGMAC_PA_SHIFT		16
>   #define MII_XGMAC_DA_SHIFT		21

Acked-by: Alexandre TORGUE <alexandre.torgue@...s.st.com>

Regards
Alex