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2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390 
 kernel/drivers/mailbox/qcom-apcs-ipc-mailbox.c
....@@ -1,14 +1,6 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * Copyright (c) 2017, Linaro Ltd
3
- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 and
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- * only version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
124  */
135 
146 #include <linux/kernel.h>
....@@ -30,6 +22,43 @@
3022 	struct regmap *regmap;
3123 	unsigned long offset;
3224 	struct platform_device *clk;
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+};
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+
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+struct qcom_apcs_ipc_data {
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+	int offset;
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+	char *clk_name;
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+};
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+
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+static const struct qcom_apcs_ipc_data ipq6018_apcs_data = {
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+	.offset = 8, .clk_name = "qcom,apss-ipq6018-clk"
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+};
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+
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+static const struct qcom_apcs_ipc_data ipq8074_apcs_data = {
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+	.offset = 8, .clk_name = NULL
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+};
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+
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+static const struct qcom_apcs_ipc_data msm8916_apcs_data = {
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+	.offset = 8, .clk_name = "qcom-apcs-msm8916-clk"
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+};
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+
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+static const struct qcom_apcs_ipc_data msm8994_apcs_data = {
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+	.offset = 8, .clk_name = NULL
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+};
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+
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+static const struct qcom_apcs_ipc_data msm8996_apcs_data = {
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+	.offset = 16, .clk_name = NULL
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+};
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+
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+static const struct qcom_apcs_ipc_data msm8998_apcs_data = {
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+	.offset = 8, .clk_name = NULL
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+};
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+
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+static const struct qcom_apcs_ipc_data sdm660_apcs_data = {
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+	.offset = 8, .clk_name = NULL
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+};
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+
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+static const struct qcom_apcs_ipc_data apps_shared_apcs_data = {
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+	.offset = 12, .clk_name = NULL
3362 };
3463 
3564 static const struct regmap_config apcs_regmap_config = {
....@@ -56,17 +85,12 @@
5685 static int qcom_apcs_ipc_probe(struct platform_device *pdev)
5786 {
5887 	struct qcom_apcs_ipc *apcs;
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+	const struct qcom_apcs_ipc_data *apcs_data;
5989 	struct regmap *regmap;
6090 	struct resource *res;
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-	unsigned long offset;
6291 	void __iomem *base;
6392 	unsigned long i;
6493 	int ret;
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-	const struct of_device_id apcs_clk_match_table[] = {
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-		{ .compatible = "qcom,msm8916-apcs-kpss-global", },
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-		{ .compatible = "qcom,qcs404-apcs-apps-global", },
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-		{}
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-	};
7094 
7195 	apcs = devm_kzalloc(&pdev->dev, sizeof(*apcs), GFP_KERNEL);
7296 	if (!apcs)
....@@ -81,10 +105,10 @@
81105 	if (IS_ERR(regmap))
82106 		return PTR_ERR(regmap);
83107 
84
-	offset = (unsigned long)of_device_get_match_data(&pdev->dev);
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+	apcs_data = of_device_get_match_data(&pdev->dev);
85109 
86110 	apcs->regmap = regmap;
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-	apcs->offset = offset;
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+	apcs->offset = apcs_data->offset;
88112 
89113 	/* Initialize channel identifiers */
90114 	for (i = 0; i < ARRAY_SIZE(apcs->mbox_chans); i++)
....@@ -95,16 +119,17 @@
95119 	apcs->mbox.chans = apcs->mbox_chans;
96120 	apcs->mbox.num_chans = ARRAY_SIZE(apcs->mbox_chans);
97121 
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-	ret = mbox_controller_register(&apcs->mbox);
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+	ret = devm_mbox_controller_register(&pdev->dev, &apcs->mbox);
99123 	if (ret) {
100124 		dev_err(&pdev->dev, "failed to register APCS IPC controller\n");
101125 		return ret;
102126 	}
103127 
104
-	if (of_match_device(apcs_clk_match_table, &pdev->dev)) {
128
+	if (apcs_data->clk_name) {
105129 		apcs->clk = platform_device_register_data(&pdev->dev,
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-							  "qcom-apcs-msm8916-clk",
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-							  -1, NULL, 0);
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+							  apcs_data->clk_name,
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+							  PLATFORM_DEVID_AUTO,
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+							  NULL, 0);
108133 		if (IS_ERR(apcs->clk))
109134 			dev_err(&pdev->dev, "failed to register APCS clk\n");
110135 	}
....@@ -119,7 +144,6 @@
119144 	struct qcom_apcs_ipc *apcs = platform_get_drvdata(pdev);
120145 	struct platform_device *clk = apcs->clk;
121146 
122
-	mbox_controller_unregister(&apcs->mbox);
123147 	platform_device_unregister(clk);
124148 
125149 	return 0;
....@@ -127,10 +151,17 @@
127151 
128152 /* .data is the offset of the ipc register within the global block */
129153 static const struct of_device_id qcom_apcs_ipc_of_match[] = {
130
-	{ .compatible = "qcom,msm8916-apcs-kpss-global", .data = (void *)8 },
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-	{ .compatible = "qcom,msm8996-apcs-hmss-global", .data = (void *)16 },
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-	{ .compatible = "qcom,msm8998-apcs-hmss-global", .data = (void *)8 },
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-	{ .compatible = "qcom,sdm845-apss-shared", .data = (void *)12 },
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+	{ .compatible = "qcom,ipq6018-apcs-apps-global", .data = &ipq6018_apcs_data },
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+	{ .compatible = "qcom,ipq8074-apcs-apps-global", .data = &ipq8074_apcs_data },
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+	{ .compatible = "qcom,msm8916-apcs-kpss-global", .data = &msm8916_apcs_data },
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+	{ .compatible = "qcom,msm8994-apcs-kpss-global", .data = &msm8994_apcs_data },
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+	{ .compatible = "qcom,msm8996-apcs-hmss-global", .data = &msm8996_apcs_data },
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+	{ .compatible = "qcom,msm8998-apcs-hmss-global", .data = &msm8998_apcs_data },
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+	{ .compatible = "qcom,qcs404-apcs-apps-global", .data = &msm8916_apcs_data },
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+	{ .compatible = "qcom,sc7180-apss-shared", .data = &apps_shared_apcs_data },
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+	{ .compatible = "qcom,sdm660-apcs-hmss-global", .data = &sdm660_apcs_data },
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+	{ .compatible = "qcom,sdm845-apss-shared", .data = &apps_shared_apcs_data },
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+	{ .compatible = "qcom,sm8150-apss-shared", .data = &apps_shared_apcs_data },
134165 	{}
135166 };
136167 MODULE_DEVICE_TABLE(of, qcom_apcs_ipc_of_match);