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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-14 17:55:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-14 17:55:53 -0700
commit5489375d481c8456c8259b48e107d03b05309d1d (patch)
tree2bb3c9fe3b68e135444d1e5a47fdf3a1b7adf284 /include
parent355bbd8cb82e60a592f6cd86ce6dbe5677615cf4 (diff)
parent8123e8f7c89a07cb22279b15bf47cdee0205d4a1 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: HID: completely remove apple mightymouse from blacklist HID: support larger reports than 64 bytes in hiddev HID: local function should be static HID: ignore Philips IEEE802.15.4 RF Dongle HID: ignore all recent SoundGraph iMON devices HID: fix memory leak on error patch in debug code HID: fix overrun in quirks initialization HID: Drop NULL test on list_entry result HID: driver for Twinhan USB 6253:0100 remote control HID: adding __init/__exit macros to module init/exit functions HID: add rumble support for Thrustmaster Dual Trigger 3-in-1 HID: ntrig tool separation and pen usages HID: Avoid double spin_lock_init on usbhid->lock HID: add force feedback support for Logitech WingMan Formula Force GP HID: Support new variants of Samsung USB IR receiver (0419:0001) HID: fix memory leak on error path in debug code HID: fix debugfs build with !CONFIG_DEBUG_FS HID: use debugfs for events/reports dumping HID: use debugfs for report dumping descriptor
Diffstat (limited to 'include')
-rw-r--r--include/linux/hid-debug.h48
-rw-r--r--include/linux/hid.h22
2 files changed, 42 insertions, 28 deletions
diff --git a/include/linux/hid-debug.h b/include/linux/hid-debug.h
index 50d568ec178..53744fa1c8b 100644
--- a/include/linux/hid-debug.h
+++ b/include/linux/hid-debug.h
@@ -2,7 +2,7 @@
#define __HID_DEBUG_H
/*
- * Copyright (c) 2007 Jiri Kosina
+ * Copyright (c) 2007-2009 Jiri Kosina
*/
/*
@@ -22,24 +22,44 @@
*
*/
-#ifdef CONFIG_HID_DEBUG
+#define HID_DEBUG_BUFSIZE 512
-void hid_dump_input(struct hid_usage *, __s32);
-void hid_dump_device(struct hid_device *);
-void hid_dump_field(struct hid_field *, int);
-void hid_resolv_usage(unsigned);
-void hid_resolv_event(__u8, __u16);
+#ifdef CONFIG_DEBUG_FS
+
+void hid_dump_input(struct hid_device *, struct hid_usage *, __s32);
+void hid_dump_device(struct hid_device *, struct seq_file *);
+void hid_dump_field(struct hid_field *, int, struct seq_file *);
+char *hid_resolv_usage(unsigned, struct seq_file *);
+void hid_debug_register(struct hid_device *, const char *);
+void hid_debug_unregister(struct hid_device *);
+void hid_debug_init(void);
+void hid_debug_exit(void);
+void hid_debug_event(struct hid_device *, char *);
-#else
-#define hid_dump_input(a,b) do { } while (0)
-#define hid_dump_device(c) do { } while (0)
-#define hid_dump_field(a,b) do { } while (0)
-#define hid_resolv_usage(a) do { } while (0)
-#define hid_resolv_event(a,b) do { } while (0)
+struct hid_debug_list {
+ char *hid_debug_buf;
+ int head;
+ int tail;
+ struct fasync_struct *fasync;
+ struct hid_device *hdev;
+ struct list_head node;
+ struct mutex read_mutex;
+};
-#endif /* CONFIG_HID_DEBUG */
+#else
+#define hid_dump_input(a,b,c) do { } while (0)
+#define hid_dump_device(a,b) do { } while (0)
+#define hid_dump_field(a,b,c) do { } while (0)
+#define hid_resolv_usage(a,b) do { } while (0)
+#define hid_debug_register(a, b) do { } while (0)
+#define hid_debug_unregister(a) do { } while (0)
+#define hid_debug_init() do { } while (0)
+#define hid_debug_exit() do { } while (0)
+#define hid_debug_event(a,b) do { } while (0)
+
+#endif
#endif
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 53489fd4d70..a0ebdace7ba 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -500,6 +500,14 @@ struct hid_device { /* device report descriptor */
/* handler for raw output data, used by hidraw */
int (*hid_output_raw_report) (struct hid_device *, __u8 *, size_t);
+
+ /* debugging support via debugfs */
+ unsigned short debug;
+ struct dentry *debug_dir;
+ struct dentry *debug_rdesc;
+ struct dentry *debug_events;
+ struct list_head debug_list;
+ wait_queue_head_t debug_wait;
};
static inline void *hid_get_drvdata(struct hid_device *hdev)
@@ -657,9 +665,7 @@ struct hid_ll_driver {
/* HID core API */
-#ifdef CONFIG_HID_DEBUG
extern int hid_debug;
-#endif
extern int hid_add_device(struct hid_device *);
extern void hid_destroy_device(struct hid_device *);
@@ -815,21 +821,9 @@ int hid_pidff_init(struct hid_device *hid);
#define hid_pidff_init NULL
#endif
-#ifdef CONFIG_HID_DEBUG
#define dbg_hid(format, arg...) if (hid_debug) \
printk(KERN_DEBUG "%s: " format ,\
__FILE__ , ## arg)
-#define dbg_hid_line(format, arg...) if (hid_debug) \
- printk(format, ## arg)
-#else
-static inline int __attribute__((format(printf, 1, 2)))
-dbg_hid(const char *fmt, ...)
-{
- return 0;
-}
-#define dbg_hid_line dbg_hid
-#endif /* HID_DEBUG */
-
#define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \
__FILE__ , ## arg)
#endif /* HID_FF */