diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2019-08-17 20:43:39 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-18 13:32:26 +0200 |
| commit | b7cd6f64ff577d88ff532d9bdbdc7bbc53f27616 (patch) | |
| tree | bdc59d197c7415ec84ec5293e44eed9e3608a65b /drivers/usb | |
| parent | 9f4bc2ed74086e51cfc75754adfcbff86f28597a (diff) | |
| download | linux-b7cd6f64ff577d88ff532d9bdbdc7bbc53f27616.tar.bz2 | |
usb: typec: fusb302: Use usb_debug_root as root for our debugfs entry
Use usb_debug_root as root for our debugfs entry instead of creating our
own subdirectory under the debugfs root.
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20190817184340.64086-2-hdegoede@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/typec/tcpm/fusb302.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c index 93244d6c4bff..603ab87b466e 100644 --- a/drivers/usb/typec/tcpm/fusb302.c +++ b/drivers/usb/typec/tcpm/fusb302.c @@ -26,6 +26,7 @@ #include <linux/spinlock.h> #include <linux/string.h> #include <linux/types.h> +#include <linux/usb.h> #include <linux/usb/typec.h> #include <linux/usb/tcpm.h> #include <linux/usb/pd.h> @@ -206,23 +207,19 @@ static int fusb302_debug_show(struct seq_file *s, void *v) } DEFINE_SHOW_ATTRIBUTE(fusb302_debug); -static struct dentry *rootdir; - static void fusb302_debugfs_init(struct fusb302_chip *chip) { - mutex_init(&chip->logbuffer_lock); - if (!rootdir) - rootdir = debugfs_create_dir("fusb302", NULL); + char name[NAME_MAX]; - chip->dentry = debugfs_create_file(dev_name(chip->dev), - S_IFREG | 0444, rootdir, + mutex_init(&chip->logbuffer_lock); + snprintf(name, NAME_MAX, "fusb302-%s", dev_name(chip->dev)); + chip->dentry = debugfs_create_file(name, S_IFREG | 0444, usb_debug_root, chip, &fusb302_debug_fops); } static void fusb302_debugfs_exit(struct fusb302_chip *chip) { debugfs_remove(chip->dentry); - debugfs_remove(rootdir); } #else |