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pinctrl: Re-use DEFINE_SHOW_ATTRIBUTE() macro 

...instead of open coding file operations followed by custom ->open()
callbacks per each attribute.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andy Shevchenko 2018-02-17 17:25:11 +02:00 committed by Linus Walleij
parent ce3e7f0ee9
commit b5520891a3
1 changed files with 12 additions and 78 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

90
drivers/pinctrl/core.c
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@ -1586,6 +1586,7 @@ static int pinctrl_pins_show(struct seq_file *s, void *what)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(pinctrl_pins);
static int pinctrl_groups_show(struct seq_file *s, void *what)
{
@ -1631,6 +1632,7 @@ static int pinctrl_groups_show(struct seq_file *s, void *what)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(pinctrl_groups);
static int pinctrl_gpioranges_show(struct seq_file *s, void *what)
{
@ -1664,6 +1666,7 @@ static int pinctrl_gpioranges_show(struct seq_file *s, void *what)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(pinctrl_gpioranges);
static int pinctrl_devices_show(struct seq_file *s, void *what)
{
@ -1690,6 +1693,7 @@ static int pinctrl_devices_show(struct seq_file *s, void *what)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(pinctrl_devices);
static inline const char *map_type(enum pinctrl_map_type type)
{
@ -1743,6 +1747,7 @@ static int pinctrl_maps_show(struct seq_file *s, void *what)
return 0;
}
DEFINE_SHOW_ATTRIBUTE(pinctrl_maps);
static int pinctrl_show(struct seq_file *s, void *what)
{
@ -1788,78 +1793,7 @@ static int pinctrl_show(struct seq_file *s, void *what)
return 0;
}
static int pinctrl_pins_open(struct inode *inode, struct file *file)
{
return single_open(file, pinctrl_pins_show, inode->i_private);
}
static int pinctrl_groups_open(struct inode *inode, struct file *file)
{
return single_open(file, pinctrl_groups_show, inode->i_private);
}
static int pinctrl_gpioranges_open(struct inode *inode, struct file *file)
{
return single_open(file, pinctrl_gpioranges_show, inode->i_private);
}
static int pinctrl_devices_open(struct inode *inode, struct file *file)
{
return single_open(file, pinctrl_devices_show, NULL);
}
static int pinctrl_maps_open(struct inode *inode, struct file *file)
{
return single_open(file, pinctrl_maps_show, NULL);
}
static int pinctrl_open(struct inode *inode, struct file *file)
{
return single_open(file, pinctrl_show, NULL);
}
static const struct file_operations pinctrl_pins_ops = {
.open = pinctrl_pins_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinctrl_groups_ops = {
.open = pinctrl_groups_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinctrl_gpioranges_ops = {
.open = pinctrl_gpioranges_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinctrl_devices_ops = {
.open = pinctrl_devices_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinctrl_maps_ops = {
.open = pinctrl_maps_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct file_operations pinctrl_ops = {
.open = pinctrl_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(pinctrl);
static struct dentry *debugfs_root;
@ -1891,11 +1825,11 @@ static void pinctrl_init_device_debugfs(struct pinctrl_dev *pctldev)
return;
}
debugfs_create_file("pins", S_IFREG | S_IRUGO,
device_root, pctldev, &pinctrl_pins_ops);
device_root, pctldev, &pinctrl_pins_fops);
debugfs_create_file("pingroups", S_IFREG | S_IRUGO,
device_root, pctldev, &pinctrl_groups_ops);
device_root, pctldev, &pinctrl_groups_fops);
debugfs_create_file("gpio-ranges", S_IFREG | S_IRUGO,
device_root, pctldev, &pinctrl_gpioranges_ops);
device_root, pctldev, &pinctrl_gpioranges_fops);
if (pctldev->desc->pmxops)
pinmux_init_device_debugfs(device_root, pctldev);
if (pctldev->desc->confops)
@ -1917,11 +1851,11 @@ static void pinctrl_init_debugfs(void)
}
debugfs_create_file("pinctrl-devices", S_IFREG | S_IRUGO,
debugfs_root, NULL, &pinctrl_devices_ops);
debugfs_root, NULL, &pinctrl_devices_fops);
debugfs_create_file("pinctrl-maps", S_IFREG | S_IRUGO,
debugfs_root, NULL, &pinctrl_maps_ops);
debugfs_root, NULL, &pinctrl_maps_fops);
debugfs_create_file("pinctrl-handles", S_IFREG | S_IRUGO,
debugfs_root, NULL, &pinctrl_ops);
debugfs_root, NULL, &pinctrl_fops);
}
#else /* CONFIG_DEBUG_FS */