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PCI: qcom: Replace ops with struct pcie_cfg in pcie match data

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Add struct qcom_pcie_cfg as match data for all platforms.  Assign
appropriate platform ops into struct qcom_pcie_cfg and read using
of_device_get_match_data() in qcom_pcie_probe().

Link: https://lore.kernel.org/r/1633628923-25047-5-git-send-email-pmaliset@codeaurora.org
Signed-off-by: Prasad Malisetty <pmaliset@codeaurora.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
This commit is contained in:
Prasad Malisetty 2021-10-07 23:18:42 +05:30 committed by Bjorn Helgaas
parent 79352928a6
commit b89ff41025
1 changed files with 55 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

66
drivers/pci/controller/dwc/pcie-qcom.c
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@ -189,6 +189,10 @@ struct qcom_pcie_ops {
int (*config_sid)(struct qcom_pcie *pcie);
};
struct qcom_pcie_cfg {
const struct qcom_pcie_ops *ops;
};
struct qcom_pcie {
struct dw_pcie *pci;
void __iomem *parf; /* DT parf */
@ -1456,6 +1460,38 @@ static const struct qcom_pcie_ops ops_1_9_0 = {
.config_sid = qcom_pcie_config_sid_sm8250,
};
static const struct qcom_pcie_cfg apq8084_cfg = {
.ops = &ops_1_0_0,
};
static const struct qcom_pcie_cfg ipq8064_cfg = {
.ops = &ops_2_1_0,
};
static const struct qcom_pcie_cfg msm8996_cfg = {
.ops = &ops_2_3_2,
};
static const struct qcom_pcie_cfg ipq8074_cfg = {
.ops = &ops_2_3_3,
};
static const struct qcom_pcie_cfg ipq4019_cfg = {
.ops = &ops_2_4_0,
};
static const struct qcom_pcie_cfg sdm845_cfg = {
.ops = &ops_2_7_0,
};
static const struct qcom_pcie_cfg sm8250_cfg = {
.ops = &ops_1_9_0,
};
static const struct qcom_pcie_cfg sc7280_cfg = {
.ops = &ops_1_9_0,
};
static const struct dw_pcie_ops dw_pcie_ops = {
.link_up = qcom_pcie_link_up,
.start_link = qcom_pcie_start_link,
@ -1467,6 +1503,7 @@ 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);
@ -1488,7 +1525,13 @@ static int qcom_pcie_probe(struct platform_device *pdev)
pcie->pci = pci;
pcie->ops = of_device_get_match_data(dev);
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->reset = devm_gpiod_get_optional(dev, "perst", GPIOD_OUT_HIGH);
if (IS_ERR(pcie->reset)) {
@ -1545,16 +1588,17 @@ err_pm_runtime_put:
}
static const struct of_device_id qcom_pcie_match[] = {
{ .compatible = "qcom,pcie-apq8084", .data = &ops_1_0_0 },
{ .compatible = "qcom,pcie-ipq8064", .data = &ops_2_1_0 },
{ .compatible = "qcom,pcie-ipq8064-v2", .data = &ops_2_1_0 },
{ .compatible = "qcom,pcie-apq8064", .data = &ops_2_1_0 },
{ .compatible = "qcom,pcie-msm8996", .data = &ops_2_3_2 },
{ .compatible = "qcom,pcie-ipq8074", .data = &ops_2_3_3 },
{ .compatible = "qcom,pcie-ipq4019", .data = &ops_2_4_0 },
{ .compatible = "qcom,pcie-qcs404", .data = &ops_2_4_0 },
{ .compatible = "qcom,pcie-sdm845", .data = &ops_2_7_0 },
{ .compatible = "qcom,pcie-sm8250", .data = &ops_1_9_0 },
{ .compatible = "qcom,pcie-apq8084", .data = &apq8084_cfg },
{ .compatible = "qcom,pcie-ipq8064", .data = &ipq8064_cfg },
{ .compatible = "qcom,pcie-ipq8064-v2", .data = &ipq8064_cfg },
{ .compatible = "qcom,pcie-apq8064", .data = &ipq8064_cfg },
{ .compatible = "qcom,pcie-msm8996", .data = &msm8996_cfg },
{ .compatible = "qcom,pcie-ipq8074", .data = &ipq8074_cfg },
{ .compatible = "qcom,pcie-ipq4019", .data = &ipq4019_cfg },
{ .compatible = "qcom,pcie-qcs404", .data = &ipq4019_cfg },
{ .compatible = "qcom,pcie-sdm845", .data = &sdm845_cfg },
{ .compatible = "qcom,pcie-sm8250", .data = &sm8250_cfg },
{ .compatible = "qcom,pcie-sc7280", .data = &sc7280_cfg },
{ }
};