From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M
---
kernel/drivers/regulator/hi655x-regulator.c | 54 ++++++++++++++++++------------------------------------
1 files changed, 18 insertions(+), 36 deletions(-)
diff --git a/kernel/drivers/regulator/hi655x-regulator.c b/kernel/drivers/regulator/hi655x-regulator.c
index 36ae54b..b44f492 100644
--- a/kernel/drivers/regulator/hi655x-regulator.c
+++ b/kernel/drivers/regulator/hi655x-regulator.c
@@ -1,16 +1,12 @@
-/*
- * Device driver for regulators in Hi655x IC
- *
- * Copyright (c) 2016 Hisilicon.
- *
- * Authors:
- * Chen Feng <puck.chen@hisilicon.com>
- * Fei Wang <w.f@huawei.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
+// SPDX-License-Identifier: GPL-2.0
+//
+// Device driver for regulators in Hi655x IC
+//
+// Copyright (c) 2016 Hisilicon.
+//
+// Authors:
+// Chen Feng <puck.chen@hisilicon.com>
+// Fei Wang <w.f@huawei.com>
#include <linux/bitops.h>
#include <linux/device.h>
@@ -28,8 +24,6 @@
struct hi655x_regulator {
unsigned int disable_reg;
unsigned int status_reg;
- unsigned int ctrl_regs;
- unsigned int ctrl_mask;
struct regulator_desc rdesc;
};
@@ -78,22 +72,18 @@
static int hi655x_is_enabled(struct regulator_dev *rdev)
{
unsigned int value = 0;
-
- struct hi655x_regulator *regulator = rdev_get_drvdata(rdev);
+ const struct hi655x_regulator *regulator = rdev_get_drvdata(rdev);
regmap_read(rdev->regmap, regulator->status_reg, &value);
- return (value & BIT(regulator->ctrl_mask));
+ return (value & rdev->desc->enable_mask);
}
static int hi655x_disable(struct regulator_dev *rdev)
{
- int ret = 0;
+ const struct hi655x_regulator *regulator = rdev_get_drvdata(rdev);
- struct hi655x_regulator *regulator = rdev_get_drvdata(rdev);
-
- ret = regmap_write(rdev->regmap, regulator->disable_reg,
- BIT(regulator->ctrl_mask));
- return ret;
+ return regmap_write(rdev->regmap, regulator->disable_reg,
+ rdev->desc->enable_mask);
}
static const struct regulator_ops hi655x_regulator_ops = {
@@ -133,7 +123,6 @@
}, \
.disable_reg = HI655X_BUS_ADDR(dreg), \
.status_reg = HI655X_BUS_ADDR(sreg), \
- .ctrl_mask = cmask, \
}
#define HI655X_LDO_LINEAR(_ID, vreg, vmask, ereg, dreg, \
@@ -156,10 +145,9 @@
}, \
.disable_reg = HI655X_BUS_ADDR(dreg), \
.status_reg = HI655X_BUS_ADDR(sreg), \
- .ctrl_mask = cmask, \
}
-static struct hi655x_regulator regulators[] = {
+static const struct hi655x_regulator regulators[] = {
HI655X_LDO_LINEAR(LDO2, 0x72, 0x07, 0x29, 0x2a, 0x2b, 0x01,
2500000, 8, 100000),
HI655X_LDO(LDO7, 0x78, 0x07, 0x29, 0x2a, 0x2b, 0x06, ldo7_voltages),
@@ -181,7 +169,6 @@
static int hi655x_regulator_probe(struct platform_device *pdev)
{
unsigned int i;
- struct hi655x_regulator *regulator;
struct hi655x_pmic *pmic;
struct regulator_config config = { };
struct regulator_dev *rdev;
@@ -192,22 +179,17 @@
return -ENODEV;
}
- regulator = devm_kzalloc(&pdev->dev, sizeof(*regulator), GFP_KERNEL);
- if (!regulator)
- return -ENOMEM;
-
- platform_set_drvdata(pdev, regulator);
-
config.dev = pdev->dev.parent;
config.regmap = pmic->regmap;
- config.driver_data = regulator;
for (i = 0; i < ARRAY_SIZE(regulators); i++) {
+ config.driver_data = (void *) ®ulators[i];
+
rdev = devm_regulator_register(&pdev->dev,
®ulators[i].rdesc,
&config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
- regulator->rdesc.name);
+ regulators[i].rdesc.name);
return PTR_ERR(rdev);
}
}
--
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