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Wed, 08 Oct 2025 01:18:09 -0700 (PDT) From: Bartosz Golaszewski Date: Wed, 08 Oct 2025 10:17:52 +0200 Subject: [PATCH v2 5/8] net: stmmac: qcom-ethqos: split power management fields into a separate structure Precedence: bulk X-Mailing-List: netdev@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: <20251008-qcom-sa8255p-emac-v2-5-92bc29309fce@linaro.org> References: <20251008-qcom-sa8255p-emac-v2-0-92bc29309fce@linaro.org> In-Reply-To: <20251008-qcom-sa8255p-emac-v2-0-92bc29309fce@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 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, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3478; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=QXDtZJBSeiuTqR9NRW8KT3qs59BPygxIGrInXJc2Y/o=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBo5h42Xak+xMy0XGVbg60nsHByk/5QWfRt+MQk2 tRZVAmURSeJAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCaOYeNgAKCRARpy6gFHHX ci7yD/9T88d234rhjtNAnU5hIUiy2KPa1vwStmh6rzlpiBEAYQWJ7n0qtpVAahYHWOUDFfpCxbX qwsLaWX2pQdosbU2lkFdffA5lYMtlXOH6J6GUvcdj0SWTSPeHuhvGaoQjr7rMYT7wVScdfK/f0T Q1CKPK/+i7nlZ2XpFhFSHcPcHMwzGmSe7yNtxWyMhmTZEv8xPu9N45yE6Rkw1f4qtdQujoBZ/wk ViGxpFT6K2MmqD7NkTEgzs6EwNBhKII+UCC0hlGskAB5N8PiTaE4r7rPLvA/B79t2fjd2o6Gdqm kD1Qhk73OktYQEiw64TAkceahph3P7g2PKW5p8whO3jVBKsjKRnG8RPhrtkPoV/muXooK+UnYXv mmYJvnC8pUx3BXZGy0PMtyN8HuSK05GDhscy0T/HJaRGcw9bpg777ge6XlAfW1BxNTP8nVndOD2 C63+OilZ0jPj8BKIQyY88Mudny2/zvh9bu44+UKEa54IJUn5ZuGUZDWUHhFH3Qcgs7Ha3ampG1u g/o2E0tK5wZcBSN0d0YwtACEOcKuLIBBakebxgraxUV5tByTHxwOPcMoVU2nHMyVfZM5riUXQgJ klzu9ahNp03ITcGbo5/lCY3N3M4bAkCKevXvcNQXc+oXsr/KMNhSmNINpCoZrlbCTLyp/r4mwsi fNcmzHN7Zq/n+Zg== X-Developer-Key: i=bartosz.golaszewski@linaro.org; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski Now that we have a separate wrapper for device match data, let's extend this structure with a pointer to the structure containing fields related to power-management only. This is done because a device may have the same device settings but different power management mode (e.g.: firmware vs manual). Signed-off-by: Bartosz Golaszewski --- .../net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index dcee5c161c01124ea6bf36ceaeca4cc8ca29c5d5..d4ddf1c5c1bca2ae1fc5ec38a4ac244e1677482e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -95,15 +95,19 @@ struct ethqos_emac_driver_data { unsigned int num_por; bool rgmii_config_loopback_en; bool has_emac_ge_3; - const char *link_clk_name; bool has_integrated_pcs; u32 dma_addr_width; struct dwmac4_addrs dwmac4_addrs; bool needs_sgmii_loopback; }; +struct ethqos_emac_pm_data { + const char *link_clk_name; +}; + struct ethqos_emac_match_data { const struct ethqos_emac_driver_data *drv_data; + const struct ethqos_emac_pm_data *pm_data; }; struct qcom_ethqos { @@ -297,7 +301,6 @@ static const struct ethqos_emac_driver_data emac_v4_0_0_data = { .num_por = ARRAY_SIZE(emac_v4_0_0_por), .rgmii_config_loopback_en = false, .has_emac_ge_3 = true, - .link_clk_name = "phyaux", .has_integrated_pcs = true, .needs_sgmii_loopback = true, .dma_addr_width = 36, @@ -319,8 +322,13 @@ static const struct ethqos_emac_driver_data emac_v4_0_0_data = { }, }; +static const struct ethqos_emac_pm_data emac_sa8775p_pm_data = { + .link_clk_name = "phyaux", +}; + static const struct ethqos_emac_match_data emac_sa8775p_data = { .drv_data = &emac_v4_0_0_data, + .pm_data = &emac_sa8775p_pm_data, }; static int ethqos_dll_configure(struct qcom_ethqos *ethqos) @@ -787,11 +795,13 @@ static void ethqos_ptp_clk_freq_config(struct stmmac_priv *priv) static int qcom_ethqos_probe(struct platform_device *pdev) { const struct ethqos_emac_driver_data *drv_data; + const struct ethqos_emac_pm_data *pm_data; const struct ethqos_emac_match_data *data; struct plat_stmmacenet_data *plat_dat; struct stmmac_resources stmmac_res; struct device *dev = &pdev->dev; struct qcom_ethqos *ethqos; + const char *clk_name; int ret, i; ret = stmmac_get_platform_resources(pdev, &stmmac_res); @@ -839,6 +849,9 @@ static int qcom_ethqos_probe(struct platform_device *pdev) data = device_get_match_data(dev); drv_data = data->drv_data; + pm_data = data->pm_data; + clk_name = pm_data && pm_data->link_clk_name ? + pm_data->link_clk_name : "rgmii"; ethqos->por = drv_data->por; ethqos->num_por = drv_data->num_por; @@ -846,7 +859,7 @@ 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, drv_data->link_clk_name ?: "rgmii"); + 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), "Failed to get link_clk\n"); -- 2.48.1