diff options
| author | Bin Liu <b-liu@ti.com> | 2016-06-30 12:12:21 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-17 08:23:57 +0900 |
| commit | f89252ad19a1a93095bdee58a4d857023f069280 (patch) | |
| tree | 33b73ccbea6380093c8b0983fa17c87f9dcdafcc /drivers/usb/musb/musb_debug.h | |
| parent | ca2b6faeb96d6d71ebc0627d6679f7b6667cfb00 (diff) | |
usb: musb: add tracepoints support for debugging
To avoid printk() overhead while debugging, this patch implements the
foundation of tracepoints logging for musb driver to make debug
easier.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/musb/musb_debug.h')
| -rw-r--r-- | drivers/usb/musb/musb_debug.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h index 27ba8f799462..9a78877a8afe 100644 --- a/drivers/usb/musb/musb_debug.h +++ b/drivers/usb/musb/musb_debug.h @@ -42,6 +42,8 @@ #define INFO(fmt, args...) yprintk(KERN_INFO, fmt, ## args) #define ERR(fmt, args...) yprintk(KERN_ERR, fmt, ## args) +void musb_dbg(struct musb *musb, const char *fmt, ...); + #ifdef CONFIG_DEBUG_FS int musb_init_debugfs(struct musb *musb); void musb_exit_debugfs(struct musb *musb); |