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gpiolib: convert to use DEFINE_SEQ_ATTRIBUTE macro 

Use DEFINE_SEQ_ATTRIBUTE macro to simplify the code.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
This commit is contained in:
Andy Shevchenko 2020-09-10 13:19:35 +03:00 committed by Bartosz Golaszewski
parent d284c16f84
commit 425c5b3e17
1 changed files with 3 additions and 16 deletions
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19
drivers/gpio/gpiolib.c
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@ -4402,31 +4402,18 @@ static int gpiolib_seq_show(struct seq_file *s, void *v)
return 0; return 0;
} }
static const struct seq_operations gpiolib_seq_ops = { static const struct seq_operations gpiolib_sops = {
.start = gpiolib_seq_start, .start = gpiolib_seq_start,
.next = gpiolib_seq_next, .next = gpiolib_seq_next,
.stop = gpiolib_seq_stop, .stop = gpiolib_seq_stop,
.show = gpiolib_seq_show, .show = gpiolib_seq_show,
}; };
DEFINE_SEQ_ATTRIBUTE(gpiolib);
static int gpiolib_open(struct inode *inode, struct file *file)
{
return seq_open(file, &gpiolib_seq_ops);
}
static const struct file_operations gpiolib_operations = {
.owner = THIS_MODULE,
.open = gpiolib_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static int __init gpiolib_debugfs_init(void) static int __init gpiolib_debugfs_init(void)
{ {
/* /sys/kernel/debug/gpio */ /* /sys/kernel/debug/gpio */
debugfs_create_file("gpio", S_IFREG | S_IRUGO, NULL, NULL, debugfs_create_file("gpio", 0444, NULL, NULL, &gpiolib_fops);
&gpiolib_operations);
return 0; return 0;
} }
subsys_initcall(gpiolib_debugfs_init); subsys_initcall(gpiolib_debugfs_init);