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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-02-14 18:08:29 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-09 09:31:26 -0800 |
| commit | 9e902c598b9253032dbc03f18a9af55fcd245a17 (patch) | |
| tree | bba3424b9042a6a242c71b96a969c5c3b1b154b2 | |
| parent | e23500dd34f2094e48dc6b53971b94dad5e8cfbf (diff) | |
| download | linux-stable-9e902c598b9253032dbc03f18a9af55fcd245a17.tar.gz linux-stable-9e902c598b9253032dbc03f18a9af55fcd245a17.tar.bz2 linux-stable-9e902c598b9253032dbc03f18a9af55fcd245a17.zip | |
USB: typec: 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>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/typec/fusb302/fusb302.c | 17 | ||||
| -rw-r--r-- | drivers/usb/typec/tcpm.c | 17 |
2 files changed, 6 insertions, 28 deletions
diff --git a/drivers/usb/typec/fusb302/fusb302.c b/drivers/usb/typec/fusb302/fusb302.c index 9ce4756adad6..da179aaf789e 100644 --- a/drivers/usb/typec/fusb302/fusb302.c +++ b/drivers/usb/typec/fusb302/fusb302.c @@ -199,7 +199,7 @@ static void fusb302_log(struct fusb302_chip *chip, const char *fmt, ...) va_end(args); } -static int fusb302_seq_show(struct seq_file *s, void *v) +static int fusb302_debug_show(struct seq_file *s, void *v) { struct fusb302_chip *chip = (struct fusb302_chip *)s->private; int tail; @@ -216,18 +216,7 @@ static int fusb302_seq_show(struct seq_file *s, void *v) return 0; } - -static int fusb302_debug_open(struct inode *inode, struct file *file) -{ - return single_open(file, fusb302_seq_show, inode->i_private); -} - -static const struct file_operations fusb302_debug_operations = { - .open = fusb302_debug_open, - .llseek = seq_lseek, - .read = seq_read, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(fusb302_debug); static struct dentry *rootdir; @@ -242,7 +231,7 @@ static int fusb302_debugfs_init(struct fusb302_chip *chip) chip->dentry = debugfs_create_file(dev_name(chip->dev), S_IFREG | 0444, rootdir, - chip, &fusb302_debug_operations); + chip, &fusb302_debug_fops); return 0; } diff --git a/drivers/usb/typec/tcpm.c b/drivers/usb/typec/tcpm.c index f4d563ee7690..a163ba55b061 100644 --- a/drivers/usb/typec/tcpm.c +++ b/drivers/usb/typec/tcpm.c @@ -506,7 +506,7 @@ static void tcpm_log_source_caps(struct tcpm_port *port) } } -static int tcpm_seq_show(struct seq_file *s, void *v) +static int tcpm_debug_show(struct seq_file *s, void *v) { struct tcpm_port *port = (struct tcpm_port *)s->private; int tail; @@ -523,18 +523,7 @@ static int tcpm_seq_show(struct seq_file *s, void *v) return 0; } - -static int tcpm_debug_open(struct inode *inode, struct file *file) -{ - return single_open(file, tcpm_seq_show, inode->i_private); -} - -static const struct file_operations tcpm_debug_operations = { - .open = tcpm_debug_open, - .llseek = seq_lseek, - .read = seq_read, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(tcpm_debug); static struct dentry *rootdir; @@ -550,7 +539,7 @@ static int tcpm_debugfs_init(struct tcpm_port *port) port->dentry = debugfs_create_file(dev_name(port->dev), S_IFREG | 0444, rootdir, - port, &tcpm_debug_operations); + port, &tcpm_debug_fops); return 0; } |