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pinctrl: Change to use DEFINE_SHOW_ATTRIBUTE macro 

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Yangtao Li 2018-11-30 11:36:17 -05:00 committed by Linus Walleij
parent 4be1eaf322
commit 0819dc72ea
2 changed files with 8 additions and 50 deletions
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29
drivers/pinctrl/pinconf.c
View File

@ -366,29 +366,8 @@ static int pinconf_groups_show(struct seq_file *s, void *what)
return 0;
}
static int pinconf_pins_open(struct inode *inode, struct file *file)
{
return single_open(file, pinconf_pins_show, inode->i_private);
}
static int pinconf_groups_open(struct inode *inode, struct file *file)
{
return single_open(file, pinconf_groups_show, inode->i_private);
}
static const struct file_operations pinconf_pins_ops = {
.open = pinconf_pins_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinconf_groups_ops = {
.open = pinconf_groups_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(pinconf_pins);
DEFINE_SHOW_ATTRIBUTE(pinconf_groups);
#define MAX_NAME_LEN 15
@ -613,9 +592,9 @@ void pinconf_init_device_debugfs(struct dentry *devroot,
struct pinctrl_dev *pctldev)
{
debugfs_create_file("pinconf-pins", S_IFREG | S_IRUGO,
devroot, pctldev, &pinconf_pins_ops);
devroot, pctldev, &pinconf_pins_fops);
debugfs_create_file("pinconf-groups", S_IFREG | S_IRUGO,
devroot, pctldev, &pinconf_groups_ops);
devroot, pctldev, &pinconf_groups_fops);
debugfs_create_file("pinconf-config", (S_IRUGO | S_IWUSR | S_IWGRP),
devroot, pctldev, &pinconf_dbg_pinconfig_fops);
}

29
drivers/pinctrl/pinmux.c
View File

@ -644,37 +644,16 @@ void pinmux_show_setting(struct seq_file *s,
setting->data.mux.func);
}
static int pinmux_functions_open(struct inode *inode, struct file *file)
{
return single_open(file, pinmux_functions_show, inode->i_private);
}
static int pinmux_pins_open(struct inode *inode, struct file *file)
{
return single_open(file, pinmux_pins_show, inode->i_private);
}
static const struct file_operations pinmux_functions_ops = {
.open = pinmux_functions_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinmux_pins_ops = {
.open = pinmux_pins_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(pinmux_functions);
DEFINE_SHOW_ATTRIBUTE(pinmux_pins);
void pinmux_init_device_debugfs(struct dentry *devroot,
struct pinctrl_dev *pctldev)
{
debugfs_create_file("pinmux-functions", S_IFREG | S_IRUGO,
devroot, pctldev, &pinmux_functions_ops);
devroot, pctldev, &pinmux_functions_fops);
debugfs_create_file("pinmux-pins", S_IFREG | S_IRUGO,
devroot, pctldev, &pinmux_pins_ops);
devroot, pctldev, &pinmux_pins_fops);
}
#endif /* CONFIG_DEBUG_FS */