netdev - Re: [PATCH net] net: stmmac: xgmac: fix a typo of register name in DPP safety handling

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Message-ID: <Zb49M9fKRR2HeGhR@nanopsycho>
Date: Sat, 3 Feb 2024 14:18:43 +0100
From: Jiri Pirko <jiri@...nulli.us>
To: Furong Xu <0x1207@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <joabreu@...opsys.com>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Joao Pinto <jpinto@...opsys.com>, Simon Horman <horms@...nel.org>,
	Serge Semin <fancer.lancer@...il.com>, netdev@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	xfr@...look.com, rock.xu@....com
Subject: Re: [PATCH net] net: stmmac: xgmac: fix a typo of register name in
 DPP safety handling

Sat, Feb 03, 2024 at 06:31:33AM CET, 0x1207@...il.com wrote:
>DDPP is copied from Synopsys Data book:
>
>DDPP: Disable Data path Parity Protection.
>    When it is 0x0, Data path Parity Protection is enabled.
>    When it is 0x1, Data path Parity Protection is disabled.
>
>The macro name should be XGMAC_DPP_DISABLE.
>
>Fixes: 46eba193d04f ("net: stmmac: xgmac: fix handling of DPP safety error for DMA channels")
>Signed-off-by: Furong Xu <0x1207@...il.com>

Looks okay, but this is net-next material.


>---
> drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h      | 2 +-
> drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
>diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
>index 5c67a3f89f08..6a2c7d22df1e 100644
>--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
>+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
>@@ -304,7 +304,7 @@
> #define XGMAC_TXCEIE			BIT(0)
> #define XGMAC_MTL_ECC_INT_STATUS	0x000010cc
> #define XGMAC_MTL_DPP_CONTROL		0x000010e0
>-#define XGMAC_DDPP_DISABLE		BIT(0)
>+#define XGMAC_DPP_DISABLE		BIT(0)
> #define XGMAC_MTL_TXQ_OPMODE(x)		(0x00001100 + (0x80 * (x)))
> #define XGMAC_TQS			GENMASK(25, 16)
> #define XGMAC_TQS_SHIFT			16
>diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
>index 04d7c4dc2e35..323c57f03c93 100644
>--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
>+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
>@@ -928,7 +928,7 @@ dwxgmac3_safety_feat_config(void __iomem *ioaddr, unsigned int asp,
> 	/* 5. Enable Data Path Parity Protection */
> 	value = readl(ioaddr + XGMAC_MTL_DPP_CONTROL);
> 	/* already enabled by default, explicit enable it again */
>-	value &= ~XGMAC_DDPP_DISABLE;
>+	value &= ~XGMAC_DPP_DISABLE;
> 	writel(value, ioaddr + XGMAC_MTL_DPP_CONTROL);
> 
> 	return 0;
>-- 
>2.34.1
>
>