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| author | Yangtao Li <tiny.windzz@gmail.com> | 2018-12-05 17:33:39 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-12 12:38:41 +0100 |
| commit | 9e412c66a8a24fabad97b706132ee270db2e4c8e (patch) | |
| tree | 6ffc06f4ba81dc42389627385c81481ce4bdbb64 /drivers/usb | |
| parent | Merge tag 'usb-for-v4.21' of git://git.kernel.org/pub/scm/linux/kernel/git/ba... (diff) | |
| download | linux-9e412c66a8a24fabad97b706132ee270db2e4c8e.tar.xz linux-9e412c66a8a24fabad97b706132ee270db2e4c8e.zip | |
usb: host: isp1362-hcd: convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/isp1362-hcd.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c index b21c386e6a46..28bf8bfb091e 100644 --- a/drivers/usb/host/isp1362-hcd.c +++ b/drivers/usb/host/isp1362-hcd.c @@ -2159,25 +2159,15 @@ static int isp1362_show(struct seq_file *s, void *unused) return 0; } - -static int isp1362_open(struct inode *inode, struct file *file) -{ - return single_open(file, isp1362_show, inode); -} - -static const struct file_operations debug_ops = { - .open = isp1362_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(isp1362); /* expect just one isp1362_hcd per system */ static void create_debug_file(struct isp1362_hcd *isp1362_hcd) { isp1362_hcd->debug_file = debugfs_create_file("isp1362", S_IRUGO, usb_debug_root, - isp1362_hcd, &debug_ops); + isp1362_hcd, + &isp1362_fops); } static void remove_debug_file(struct isp1362_hcd *isp1362_hcd) |