linux-kernel - [PATCH net-next 2/6] net: stmmac: add support to provide pcs from platform data

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Message-Id: <20230116103926.276869-3-clement.leger@bootlin.com>
Date:   Mon, 16 Jan 2023 11:39:22 +0100
From:   Clément Léger <clement.leger@...tlin.com>
To:     Sergey Shtylyov <s.shtylyov@....ru>,
        "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>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Wong Vee Khee <veekhee@...le.com>,
        Clément Léger <clement.leger@...tlin.com>,
        Kurt Kanzenbach <kurt@...utronix.de>,
        Revanth Kumar Uppala <ruppala@...dia.com>,
        Tan Tee Min <tee.min.tan@...ux.intel.com>
Cc:     Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        Pascal Eberhard <pascal.eberhard@...com>,
        Mohammad Athari Bin Ismail <mohammad.athari.ismail@...el.com>,
        Jon Hunter <jonathanh@...dia.com>, netdev@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH net-next 2/6] net: stmmac: add support to provide pcs from platform data

Add a pcs field in platform_data to allow providing platform data. This is
gonig to be used by the renesas,rzn1-gmac compatible driver which can make
use of a PCS.

Signed-off-by: Clément Léger <clement.leger@...tlin.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 +++
 include/linux/stmmac.h                            | 1 +
 2 files changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 19459ef15a35..f2247b8cf0a3 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -7287,6 +7287,9 @@ int stmmac_dvr_probe(struct device *device,
 			goto error_xpcs_setup;
 	}
 
+	if (priv->plat->pcs)
+		priv->hw->phylink_pcs = priv->plat->pcs;
+
 	ret = stmmac_phy_setup(priv);
 	if (ret) {
 		netdev_err(ndev, "failed to setup phy (%d)\n", ret);
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index 83ca2e8eb6b5..af09d5e0ca4b 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -272,5 +272,6 @@ struct plat_stmmacenet_data {
 	bool use_phy_wol;
 	bool sph_disable;
 	bool serdes_up_after_phy_linkup;
+	struct phylink_pcs *pcs;
 };
 #endif
-- 
2.39.0