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Sat, 18 Dec 2021 06:10:32 -0800 (PST) Received: from eriador.lan ([2001:470:dd84:abc0::8a5]) by smtp.gmail.com with ESMTPSA id c2sm145789lfh.189.2021.12.18.06.10.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Dec 2021 06:10:31 -0800 (PST) From: Dmitry Baryshkov To: Andy Gross , Bjorn Andersson , Rob Herring , Vinod Koul , Kishon Vijay Abraham I , Stanimir Varbanov , Lorenzo Pieralisi Cc: Bjorn Helgaas , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-phy@lists.infradead.org Subject: [PATCH v5 2/5] PCI: qcom: Remove redundancy between qcom_pcie and qcom_pcie_cfg Date: Sat, 18 Dec 2021 17:10:21 +0300 Message-Id: <20211218141024.500952-3-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211218141024.500952-1-dmitry.baryshkov@linaro.org> References: <20211218141024.500952-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211218_061034_030606_3D7DC5C3 X-CRM114-Status: GOOD ( 14.51 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org In preparation to adding more flags to configuration data, use pointer to struct qcom_pcie_cfg directly inside struct qcom_pcie, rather than duplicating all its fields. This would save us from the boilerplate code that just copies flag values from one struct to another one. Signed-off-by: Dmitry Baryshkov Reviewed-by: Bjorn Andersson --- drivers/pci/controller/dwc/pcie-qcom.c | 31 +++++++++++--------------- 1 file changed, 13 insertions(+), 18 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c index 4e668da96ef4..1204011c96ee 100644 --- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -200,8 +200,7 @@ struct qcom_pcie { union qcom_pcie_resources res; struct phy *phy; struct gpio_desc *reset; - const struct qcom_pcie_ops *ops; - unsigned int pipe_clk_need_muxing:1; + const struct qcom_pcie_cfg *cfg; }; #define to_qcom_pcie(x) dev_get_drvdata((x)->dev) @@ -225,8 +224,8 @@ static int qcom_pcie_start_link(struct dw_pcie *pci) struct qcom_pcie *pcie = to_qcom_pcie(pci); /* Enable Link Training state machine */ - if (pcie->ops->ltssm_enable) - pcie->ops->ltssm_enable(pcie); + if (pcie->cfg->ops->ltssm_enable) + pcie->cfg->ops->ltssm_enable(pcie); return 0; } @@ -1145,7 +1144,7 @@ static int qcom_pcie_get_resources_2_7_0(struct qcom_pcie *pcie) if (ret < 0) return ret; - if (pcie->pipe_clk_need_muxing) { + if (pcie->cfg->pipe_clk_need_muxing) { res->pipe_clk_src = devm_clk_get(dev, "pipe_mux"); if (IS_ERR(res->pipe_clk_src)) return PTR_ERR(res->pipe_clk_src); @@ -1180,7 +1179,7 @@ static int qcom_pcie_init_2_7_0(struct qcom_pcie *pcie) } /* Set pipe clock as clock source for pcie_pipe_clk_src */ - if (pcie->pipe_clk_need_muxing) + if (pcie->cfg->pipe_clk_need_muxing) clk_set_parent(res->pipe_clk_src, res->phy_pipe_clk); ret = clk_bulk_prepare_enable(res->num_clks, res->clks); @@ -1243,7 +1242,7 @@ static void qcom_pcie_deinit_2_7_0(struct qcom_pcie *pcie) clk_bulk_disable_unprepare(res->num_clks, res->clks); /* Set TCXO as clock source for pcie_pipe_clk_src */ - if (pcie->pipe_clk_need_muxing) + if (pcie->cfg->pipe_clk_need_muxing) clk_set_parent(res->pipe_clk_src, res->ref_clk_src); regulator_bulk_disable(ARRAY_SIZE(res->supplies), res->supplies); @@ -1336,7 +1335,7 @@ static int qcom_pcie_host_init(struct pcie_port *pp) qcom_ep_reset_assert(pcie); - ret = pcie->ops->init(pcie); + ret = pcie->cfg->ops->init(pcie); if (ret) return ret; @@ -1346,8 +1345,8 @@ static int qcom_pcie_host_init(struct pcie_port *pp) qcom_ep_reset_deassert(pcie); - if (pcie->ops->config_sid) { - ret = pcie->ops->config_sid(pcie); + if (pcie->cfg->ops->config_sid) { + ret = pcie->cfg->ops->config_sid(pcie); if (ret) goto err; } @@ -1358,7 +1357,7 @@ static int qcom_pcie_host_init(struct pcie_port *pp) qcom_ep_reset_assert(pcie); phy_power_off(pcie->phy); err_deinit: - pcie->ops->deinit(pcie); + pcie->cfg->ops->deinit(pcie); return ret; } @@ -1468,7 +1467,6 @@ static int qcom_pcie_probe(struct platform_device *pdev) struct pcie_port *pp; struct dw_pcie *pci; struct qcom_pcie *pcie; - const struct qcom_pcie_cfg *pcie_cfg; int ret; pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL); @@ -1485,15 +1483,12 @@ static int qcom_pcie_probe(struct platform_device *pdev) pcie->pci = pci; - pcie_cfg = of_device_get_match_data(dev); - if (!pcie_cfg || !pcie_cfg->ops) { + pcie->cfg = of_device_get_match_data(dev); + if (!pcie->cfg || !pcie->cfg->ops) { dev_err(dev, "Invalid platform data\n"); return -EINVAL; } - pcie->ops = pcie_cfg->ops; - pcie->pipe_clk_need_muxing = pcie_cfg->pipe_clk_need_muxing; - pcie->reset = devm_gpiod_get_optional(dev, "perst", GPIOD_OUT_HIGH); if (IS_ERR(pcie->reset)) return PTR_ERR(pcie->reset); @@ -1510,7 +1505,7 @@ static int qcom_pcie_probe(struct platform_device *pdev) if (IS_ERR(pcie->phy)) return PTR_ERR(pcie->phy); - ret = pcie->ops->get_resources(pcie); + ret = pcie->cfg->ops->get_resources(pcie); if (ret) return ret;