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Fri, 06 Mar 2026 07:47:28 -0800 (PST) Received: from brgl-qcom.local ([2a01:cb1d:dc:7e00:6d2b:ebde:c946:11eb]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-439dae35cf7sm5122767f8f.26.2026.03.06.07.47.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Mar 2026 07:47:28 -0800 (PST) From: Bartosz Golaszewski Date: Fri, 06 Mar 2026 16:46:44 +0100 Subject: [PATCH net-next v7 6/7] net: stmmac: qcom-ethqos: define a callback for setting the serdes speed Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20260306-qcom-sa8255p-emac-v7-6-d6a3013094b7@oss.qualcomm.com> References: <20260306-qcom-sa8255p-emac-v7-0-d6a3013094b7@oss.qualcomm.com> In-Reply-To: <20260306-qcom-sa8255p-emac-v7-0-d6a3013094b7@oss.qualcomm.com> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Richard Cochran , Andrew Lunn , "David S. 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Jaya Kumaran" , Clark Wang , Linux Team , Frank Li , David Wu , Samin Guo , Christophe Roullier , Swathi K S , Bartosz Golaszewski , Mohd Ayaan Anwar Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Drew Fustini , linux-sunxi@lists.linux.dev, linux-amlogic@lists.infradead.org, linux-mips@vger.kernel.org, imx@lists.linux.dev, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, sophgo@lists.linux.dev, linux-riscv@lists.infradead.org, brgl@kernel.org, Bartosz Golaszewski , Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1989; i=bartosz.golaszewski@oss.qualcomm.com; h=from:subject:message-id; bh=Bz6/Hr6N/rEPerZKq1+bTvk1x+ewErg9P0amGNZT72Y=; b=owEBbQKS/ZANAwAKAQWdLsv/NoTDAcsmYgBpqvbwFVICzo2tr1z/2IvJF2RamjaFEbJ3iPkje 6PT7sJJVXOJAjMEAAEKAB0WIQSR5RMt5bVGHXuiZfwFnS7L/zaEwwUCaar28AAKCRAFnS7L/zaE w+txD/9F2WX4OEqjZx/mkaQtwCJT4URVHThB5tZh3U96w9/QhL0ahuE54CXTnRio9xqzuW3TOz/ DB5lVS7sPFVkaZyTgnT4UcCQMbeD2iDkSF/03/ldFyWCMSbZW++hxfJTsuF+sl5S1eSfz3rdfjR 7PLeDU599Hf7K05uypwdjdMknTkGJIxKcYFyIJBH612vq8bD369ugOwR4c7Jv5ZtFbyBohzNAlK 3oVTiJL1X85OykK67R5QreXZ2PgAm1UFP7lO29HttbssnGmHeOCIo2oESCahiQf1juZaHaz56fr xVz7Nz2a2lDElolZZR94K3sPRtNhN/8fPbpaVqZbSkgncrxQkl1Jtkmx93k1kAsyVeYFIGTrvZU 7hdo1O7lYOlziI1POq6TsG4Na7irnbcnQSS9E3nK/dwPAlPkJIj87UIkkINTZou48tczQHIlulM KkgMje1xw06xe3zzl81sRKeKTmYQcrRgf9CPA6vUS7yliVZ84k6xaOrCMoTljmo3uw5wQn9SxA4 ZZSHoV84qrni0piZgFEPrnBfQyiGf89U+7Xue/83jlkVgiU2jBrfb+aKtrhXql2V1JdK6mtztb6 Zx9NpawD0TXPpx1ym3Vsre2lCLAZ+oI+78jFhKtA8J45ESShZbFG0RCvrrJ/6I9dYYCszuMYNNm Tn7kOYWiciMO1PA== X-Developer-Key: i=bartosz.golaszewski@oss.qualcomm.com; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 X-Proofpoint-GUID: ejGnsnGEF0WLDp_SsgkA_U44VASja-p1 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA2MDE0NiBTYWx0ZWRfXzgI9SynI4gjG yyUgI6z9AZ/Y0DMMX0F5hrpd2k/a0AC0t+tb2dVNFvl9IHLGfDb05BsljHq8kW4oisLGoxQPMme WaoYIiIU06hZfg6D39XV41wE+37y33GjnaWLavcVRiVZC/DHow3x9veNvmUZJ5Ec9aQrfxa5+zh fHPPY9x/H0tedLWS39K2IFPX+t6FS6STWOmH5sCC9bdu2es9moqD1XxrgI5nQ4PFO0mN6poagsp CFmVxryOfm5tuiVbOsSeANHE3X2FWFMYMKg7WKPoURfTYIhbRAKGtBz8WZqRVAGKSl29rIWh4yb xhxTpNRMsa7tXQbH4FLvv27L8y1uKB7ZoYhmM52tFmBRjGH2ua9Hra3hdnbkGLk2AwjtT7DD7zN VSj+zBQcOOoZkcuQuZWVcsh9l5jXIlYjxKWSRUNJ5O+6aveJx7C1xYKsDVqWhqphbVMeGfqhdWr hZ8z6YroSNQDBZodhDA== X-Authority-Analysis: v=2.4 cv=LbcxKzfi c=1 sm=1 tr=0 ts=69aaf712 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=0aI5G4bYpHrJQa0XwroA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: ejGnsnGEF0WLDp_SsgkA_U44VASja-p1 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-06_04,2026-03-06_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 priorityscore=1501 bulkscore=0 clxscore=1015 phishscore=0 adultscore=0 malwarescore=0 impostorscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603060146 Status: O From: Bartosz Golaszewski Ahead of adding support for firmware driven power management, let's allow different ways of setting the PHY speed. To that end create a callback with a single implementation for now, that will be extended later. Signed-off-by: Bartosz Golaszewski Signed-off-by: Bartosz Golaszewski --- drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index b88de56d372c370aaf4929d05138f3744c54b1f1..038ca4da3cff4eaac1d1255573f32e0c87701e78 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -119,6 +119,7 @@ struct qcom_ethqos { struct ethqos_emac_pm_ctx pm; phy_interface_t phy_mode; int serdes_speed; + int (*set_serdes_speed)(struct qcom_ethqos *ethqos); const struct ethqos_emac_por *por; unsigned int num_por; @@ -616,11 +617,16 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos, int speed) return 0; } +static int ethqos_set_serdes_speed_phy(struct qcom_ethqos *ethqos) +{ + return phy_set_speed(ethqos->pm.serdes_phy, ethqos->serdes_speed); +} + static void ethqos_set_serdes_speed(struct qcom_ethqos *ethqos, int speed) { if (ethqos->serdes_speed != speed) { - phy_set_speed(ethqos->pm.serdes_phy, speed); ethqos->serdes_speed = speed; + ethqos->set_serdes_speed(ethqos); } } @@ -843,6 +849,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) return dev_err_probe(dev, PTR_ERR(ethqos->pm.serdes_phy), "Failed to get serdes phy\n"); + ethqos->set_serdes_speed = ethqos_set_serdes_speed_phy; ethqos->serdes_speed = SPEED_1000; ethqos_update_link_clk(ethqos, SPEED_1000); ethqos_set_func_clk_en(ethqos);