From dcc7461eef7341e84e2f7274f904ce01a43b2506 Mon Sep 17 00:00:00 2001 From: David Vrabel Date: Wed, 26 Nov 2008 13:36:59 +0000 Subject: wusb: add debug files for ASL, PZL and DI to the whci-hcd driver Add asl, pzl and di debugfs files to uwb/uwbN/wusbhc for WHCI host controller. These dump the current ASL, PZL and DI buffer. Signed-off-by: David Vrabel --- drivers/uwb/pal.c | 5 +++++ drivers/uwb/uwb-debug.c | 13 +++++++++++++ drivers/uwb/uwb-internal.h | 3 +-- 3 files changed, 19 insertions(+), 2 deletions(-) (limited to 'drivers/uwb') diff --git a/drivers/uwb/pal.c b/drivers/uwb/pal.c index 605765124f5..99a19c19909 100644 --- a/drivers/uwb/pal.c +++ b/drivers/uwb/pal.c @@ -16,6 +16,7 @@ * along with this program. If not, see . */ #include +#include #include #include "uwb-internal.h" @@ -54,6 +55,8 @@ int uwb_pal_register(struct uwb_pal *pal) } } + pal->debugfs_dir = uwb_dbg_create_pal_dir(pal); + mutex_lock(&rc->uwb_dev.mutex); list_add(&pal->node, &rc->pals); mutex_unlock(&rc->uwb_dev.mutex); @@ -76,6 +79,8 @@ void uwb_pal_unregister(struct uwb_pal *pal) list_del(&pal->node); mutex_unlock(&rc->uwb_dev.mutex); + debugfs_remove(pal->debugfs_dir); + if (pal->device) { sysfs_remove_link(&rc->uwb_dev.dev.kobj, pal->name); sysfs_remove_link(&pal->device->kobj, "uwb_rc"); diff --git a/drivers/uwb/uwb-debug.c b/drivers/uwb/uwb-debug.c index ec1b7a403ff..a6debb9baf3 100644 --- a/drivers/uwb/uwb-debug.c +++ b/drivers/uwb/uwb-debug.c @@ -407,3 +407,16 @@ void uwb_dbg_exit(void) { debugfs_remove(root_dir); } + +/** + * uwb_dbg_create_pal_dir - create a debugfs directory for a PAL + * @pal: The PAL. + */ +struct dentry *uwb_dbg_create_pal_dir(struct uwb_pal *pal) +{ + struct uwb_rc *rc = pal->rc; + + if (root_dir && rc->dbg && rc->dbg->root_d && pal->name) + return debugfs_create_dir(pal->name, rc->dbg->root_d); + return NULL; +} diff --git a/drivers/uwb/uwb-internal.h b/drivers/uwb/uwb-internal.h index 9c0cdb4ded0..f0f21f406bf 100644 --- a/drivers/uwb/uwb-internal.h +++ b/drivers/uwb/uwb-internal.h @@ -284,8 +284,7 @@ void uwb_dbg_init(void); void uwb_dbg_exit(void); void uwb_dbg_add_rc(struct uwb_rc *rc); void uwb_dbg_del_rc(struct uwb_rc *rc); - -/* Workarounds for version specific stuff */ +struct dentry *uwb_dbg_create_pal_dir(struct uwb_pal *pal); static inline void uwb_dev_lock(struct uwb_dev *uwb_dev) { -- cgit v1.2.3