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Fri, 07 Nov 2025 02:30:21 -0800 (PST) From: Bartosz Golaszewski Date: Fri, 07 Nov 2025 11:29:56 +0100 Subject: [PATCH v5 6/8] net: stmmac: qcom-ethqos: split power management context into a separate struct Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251107-qcom-sa8255p-emac-v5-6-01d3e3aaf388@linaro.org> References: <20251107-qcom-sa8255p-emac-v5-0-01d3e3aaf388@linaro.org> In-Reply-To: <20251107-qcom-sa8255p-emac-v5-0-01d3e3aaf388@linaro.org> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Richard Cochran , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexandre Torgue , Vinod Koul , Giuseppe Cavallaro , Jose Abreu , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Matthew Gerlach , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Keguang Zhang , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Jan Petrous , s32@nxp.com, Romain Gantois , Lad Prabhakar , Heiko Stuebner , Chen Wang , Inochi Amaoto , Emil Renner Berthing , Minda Chen , Drew Fustini , Guo Ren , Fu Wei , Nobuhiro Iwamatsu , Geert Uytterhoeven , Magnus Damm , Maxime Ripard , Shuang Liang , Zhi Li , Shangjuan Wei , "G. Jaya Kumaran" , Clark Wang , Linux Team , Frank Li , David Wu , Samin Guo , Christophe Roullier , Swathi K S 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, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=4943; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=ywDusXCc0OEyB5wkP2D4YZe7bremgDjiZGqRKKOTVlo=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBpDcooPdaWdkZYBpIqDN6krbrfnLAWwPEOzzFyR U1Tk5rFI3OJAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCaQ3KKAAKCRARpy6gFHHX ci1lD/4+AT7dU1HBmrr8PjQeodm6MvtLEav8Abl9riaivkbDRx15PVsGELihnHkbjdpg1MParOR b5KBKQ2oPDv6J/bHgN4t8VE4ajPD44Q4JRQRo4t8d8tQKhoqXcLB1/w2/CWKh+t8nl1U1wbg8b2 xT5YCI+0LsAmZiBv0rONgy5tcUPGjI5Ol5hSRnkDB6ayDtyuOHxoFyeu1qIbUBQ8KXeal6qnaSN A16vSNpYTiimlRmRi1PnCvzGiwsjMZhtQlKI0oHfvmHv0j5fuG5QZ2pXGOBRWcpXj7aMwEeZC8J 32lYUsK/Oe/n6ZACnmkb4Vd/wr4JkJmCZASlybIicztOmwJRlsWQFeEjRw46SQ9rwMI058nafVM RVVihMDiXfaZ7c+QJC4LArooLYL4rUON8trJWqttcHF1z5h8GUpf9vaHvLAnYxNzktDgPCRk6wB F8ia9vqeKgXzCPI1bwVkAK4ZoiNyVa4dj7fRhSXK5NEVMEDpjm/jz2sBNghesTlA8tygwv9RptM VVC3HfZU8u0JOHWbmxeV32AlfXZMZYW5XvatyZ7DvyPhSXkYpY98GrBYcBERLuoEsHgj0MQ89O+ yfWHtNssClSVg4Jhzj8jDDCu8cqLzl4xsOzKK/XhE0vD8O7Uk1koz0kKSjet1+BqJLlR+qnqvsI cIbKYkqiRTcRbIA== X-Developer-Key: i=bartosz.golaszewski@linaro.org; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski With match data split into general and power-management sections, let's now do the same with runtime device data. Signed-off-by: Bartosz Golaszewski --- .../ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 46 ++++++++++++---------- 1 file changed, 25 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index 1f00556bbad997e2ec76b521cffe2eb14fabb79e..09f122062dec87aa11804af2769ddff4964e6596 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -105,17 +105,21 @@ struct ethqos_emac_match_data { const struct ethqos_emac_pm_data *pm_data; }; +struct ethqos_emac_pm_ctx { + struct clk *link_clk; + unsigned int link_clk_rate; + struct phy *serdes_phy; +}; + struct qcom_ethqos { struct platform_device *pdev; void __iomem *rgmii_base; void __iomem *mac_base; int (*configure_func)(struct qcom_ethqos *ethqos, int speed); - unsigned int link_clk_rate; - struct clk *link_clk; - struct phy *serdes_phy; - int serdes_speed; + struct ethqos_emac_pm_ctx pm; phy_interface_t phy_mode; + int serdes_speed; const struct ethqos_emac_por *por; unsigned int num_por; @@ -181,9 +185,9 @@ ethqos_update_link_clk(struct qcom_ethqos *ethqos, int speed) rate = rgmii_clock(speed); if (rate > 0) - ethqos->link_clk_rate = rate * 2; + ethqos->pm.link_clk_rate = rate * 2; - clk_set_rate(ethqos->link_clk, ethqos->link_clk_rate); + clk_set_rate(ethqos->pm.link_clk, ethqos->pm.link_clk_rate); } static void @@ -639,7 +643,7 @@ static int ethqos_configure_rgmii(struct qcom_ethqos *ethqos, int speed) static void ethqos_set_serdes_speed(struct qcom_ethqos *ethqos, int speed) { if (ethqos->serdes_speed != speed) { - phy_set_speed(ethqos->serdes_phy, speed); + phy_set_speed(ethqos->pm.serdes_phy, speed); ethqos->serdes_speed = speed; } } @@ -708,23 +712,23 @@ static int qcom_ethqos_serdes_powerup(struct net_device *ndev, void *priv) struct qcom_ethqos *ethqos = priv; int ret; - ret = phy_init(ethqos->serdes_phy); + ret = phy_init(ethqos->pm.serdes_phy); if (ret) return ret; - ret = phy_power_on(ethqos->serdes_phy); + ret = phy_power_on(ethqos->pm.serdes_phy); if (ret) return ret; - return phy_set_speed(ethqos->serdes_phy, ethqos->serdes_speed); + return phy_set_speed(ethqos->pm.serdes_phy, ethqos->serdes_speed); } static void qcom_ethqos_serdes_powerdown(struct net_device *ndev, void *priv) { struct qcom_ethqos *ethqos = priv; - phy_power_off(ethqos->serdes_phy); - phy_exit(ethqos->serdes_phy); + phy_power_off(ethqos->pm.serdes_phy); + phy_exit(ethqos->pm.serdes_phy); } static int ethqos_clks_config(void *priv, bool enabled) @@ -733,7 +737,7 @@ static int ethqos_clks_config(void *priv, bool enabled) int ret = 0; if (enabled) { - ret = clk_prepare_enable(ethqos->link_clk); + ret = clk_prepare_enable(ethqos->pm.link_clk); if (ret) { dev_err(ðqos->pdev->dev, "link_clk enable failed\n"); return ret; @@ -746,7 +750,7 @@ static int ethqos_clks_config(void *priv, bool enabled) */ ethqos_set_func_clk_en(ethqos); } else { - clk_disable_unprepare(ethqos->link_clk); + clk_disable_unprepare(ethqos->pm.link_clk); } return ret; @@ -843,9 +847,9 @@ static int qcom_ethqos_probe(struct platform_device *pdev) ethqos->has_emac_ge_3 = drv_data->has_emac_ge_3; ethqos->needs_sgmii_loopback = drv_data->needs_sgmii_loopback; - ethqos->link_clk = devm_clk_get(dev, clk_name); - if (IS_ERR(ethqos->link_clk)) - return dev_err_probe(dev, PTR_ERR(ethqos->link_clk), + ethqos->pm.link_clk = devm_clk_get(dev, clk_name); + if (IS_ERR(ethqos->pm.link_clk)) + return dev_err_probe(dev, PTR_ERR(ethqos->pm.link_clk), "Failed to get link_clk\n"); ret = ethqos_clks_config(ethqos, true); @@ -856,9 +860,9 @@ static int qcom_ethqos_probe(struct platform_device *pdev) if (ret) return ret; - ethqos->serdes_phy = devm_phy_optional_get(dev, "serdes"); - if (IS_ERR(ethqos->serdes_phy)) - return dev_err_probe(dev, PTR_ERR(ethqos->serdes_phy), + ethqos->pm.serdes_phy = devm_phy_optional_get(dev, "serdes"); + if (IS_ERR(ethqos->pm.serdes_phy)) + return dev_err_probe(dev, PTR_ERR(ethqos->pm.serdes_phy), "Failed to get serdes phy\n"); ethqos->serdes_speed = SPEED_1000; @@ -880,7 +884,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) if (drv_data->dma_addr_width) plat_dat->host_dma_width = drv_data->dma_addr_width; - if (ethqos->serdes_phy) { + if (ethqos->pm.serdes_phy) { plat_dat->serdes_powerup = qcom_ethqos_serdes_powerup; plat_dat->serdes_powerdown = qcom_ethqos_serdes_powerdown; } -- 2.51.0