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USB: musb: 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>
Acked-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2018-02-14 18:08:19 +02:00 committed by Greg Kroah-Hartman
parent fd9197ef44
commit efb85c4d24
1 changed files with 1 additions and 12 deletions
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13
drivers/usb/musb/musb_debugfs.c
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@ -112,11 +112,7 @@ static int musb_regdump_show(struct seq_file *s, void *unused)
pm_runtime_put_autosuspend(musb->controller);
return 0;
}
static int musb_regdump_open(struct inode *inode, struct file *file)
{
return single_open(file, musb_regdump_show, inode->i_private);
}
DEFINE_SHOW_ATTRIBUTE(musb_regdump);
static int musb_test_mode_show(struct seq_file *s, void *unused)
{
@ -161,13 +157,6 @@ static int musb_test_mode_show(struct seq_file *s, void *unused)
return 0;
}
static const struct file_operations musb_regdump_fops = {
.open = musb_regdump_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int musb_test_mode_open(struct inode *inode, struct file *file)
{
return single_open(file, musb_test_mode_show, inode->i_private);