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USB: host: isp116x: Re-use DEFINE_SHOW_ATTRIBUTE() macro 

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

Cc: Olav Kongas <ok@artecdesign.ee>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2018-02-14 18:08:26 +02:00 committed by Greg Kroah-Hartman
parent 64cfe86067
commit 0a9e8adea7
1 changed files with 2 additions and 13 deletions
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15
drivers/usb/host/isp116x-hcd.c
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@ -1168,7 +1168,7 @@ static void dump_int(struct seq_file *s, char *label, u32 mask)
mask & HCINT_SF ? " sof" : "", mask & HCINT_SO ? " so" : ""); mask & HCINT_SF ? " sof" : "", mask & HCINT_SO ? " so" : "");
} }
static int isp116x_show_dbg(struct seq_file *s, void *unused) static int isp116x_debug_show(struct seq_file *s, void *unused)
{ {
struct isp116x *isp116x = s->private; struct isp116x *isp116x = s->private;
@ -1196,18 +1196,7 @@ static int isp116x_show_dbg(struct seq_file *s, void *unused)
return 0; return 0;
} }
DEFINE_SHOW_ATTRIBUTE(isp116x_debug);
static int isp116x_open_seq(struct inode *inode, struct file *file)
{
return single_open(file, isp116x_show_dbg, inode->i_private);
}
static const struct file_operations isp116x_debug_fops = {
.open = isp116x_open_seq,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int create_debug_file(struct isp116x *isp116x) static int create_debug_file(struct isp116x *isp116x)
{ {