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/dbx500-prcmu.c | 71 +++++------------------------------
1 files changed, 10 insertions(+), 61 deletions(-)
diff --git a/kernel/drivers/regulator/dbx500-prcmu.c b/kernel/drivers/regulator/dbx500-prcmu.c
index 8976141..8b70bfe 100644
--- a/kernel/drivers/regulator/dbx500-prcmu.c
+++ b/kernel/drivers/regulator/dbx500-prcmu.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson SA 2010
*
- * License Terms: GNU General Public License v2
* Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson
* Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson
*
@@ -67,15 +67,13 @@
static struct ux500_regulator_debug {
struct dentry *dir;
- struct dentry *status_file;
- struct dentry *power_state_cnt_file;
struct dbx500_regulator_info *regulator_array;
int num_regulators;
u8 *state_before_suspend;
u8 *state_after_suspend;
} rdebug;
-static int ux500_regulator_power_state_cnt_print(struct seq_file *s, void *p)
+static int ux500_regulator_power_state_cnt_show(struct seq_file *s, void *p)
{
/* print power state count */
seq_printf(s, "ux500-regulator power state count: %i\n",
@@ -83,23 +81,9 @@
return 0;
}
+DEFINE_SHOW_ATTRIBUTE(ux500_regulator_power_state_cnt);
-static int ux500_regulator_power_state_cnt_open(struct inode *inode,
- struct file *file)
-{
- return single_open(file, ux500_regulator_power_state_cnt_print,
- inode->i_private);
-}
-
-static const struct file_operations ux500_regulator_power_state_cnt_fops = {
- .open = ux500_regulator_power_state_cnt_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
-};
-
-static int ux500_regulator_status_print(struct seq_file *s, void *p)
+static int ux500_regulator_status_show(struct seq_file *s, void *p)
{
int i;
@@ -122,27 +106,7 @@
return 0;
}
-
-static int ux500_regulator_status_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ux500_regulator_status_print,
- inode->i_private);
-}
-
-static const struct file_operations ux500_regulator_status_fops = {
- .open = ux500_regulator_status_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
-};
-
-int __attribute__((weak)) dbx500_regulator_testcase(
- struct dbx500_regulator_info *regulator_info,
- int num_regulators)
-{
- return 0;
-}
+DEFINE_SHOW_ATTRIBUTE(ux500_regulator_status);
int
ux500_regulator_debug_init(struct platform_device *pdev,
@@ -151,22 +115,14 @@
{
/* create directory */
rdebug.dir = debugfs_create_dir("ux500-regulator", NULL);
- if (!rdebug.dir)
- goto exit_no_debugfs;
/* create "status" file */
- rdebug.status_file = debugfs_create_file("status",
- S_IRUGO, rdebug.dir, &pdev->dev,
- &ux500_regulator_status_fops);
- if (!rdebug.status_file)
- goto exit_destroy_dir;
+ debugfs_create_file("status", S_IRUGO, rdebug.dir, &pdev->dev,
+ &ux500_regulator_status_fops);
/* create "power-state-count" file */
- rdebug.power_state_cnt_file = debugfs_create_file("power-state-count",
- S_IRUGO, rdebug.dir, &pdev->dev,
- &ux500_regulator_power_state_cnt_fops);
- if (!rdebug.power_state_cnt_file)
- goto exit_destroy_status;
+ debugfs_create_file("power-state-count", S_IRUGO, rdebug.dir,
+ &pdev->dev, &ux500_regulator_power_state_cnt_fops);
rdebug.regulator_array = regulator_info;
rdebug.num_regulators = num_regulators;
@@ -179,19 +135,12 @@
if (!rdebug.state_after_suspend)
goto exit_free;
- dbx500_regulator_testcase(regulator_info, num_regulators);
return 0;
exit_free:
kfree(rdebug.state_before_suspend);
exit_destroy_power_state:
- debugfs_remove(rdebug.power_state_cnt_file);
-exit_destroy_status:
- debugfs_remove(rdebug.status_file);
-exit_destroy_dir:
- debugfs_remove(rdebug.dir);
-exit_no_debugfs:
- dev_err(&pdev->dev, "failed to create debugfs entries.\n");
+ debugfs_remove_recursive(rdebug.dir);
return -ENOMEM;
}
--
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