HID: debug: break out hid_dump_report() into hid-debug

No semantic changes, but hid_dump_report should be in hid-debug.c, not
in hid-core.c

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index aa341d1..f86dd97 100644 (file)
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1260,8 +1260,6 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i
        struct hid_report_enum *report_enum;
        struct hid_driver *hdrv;
        struct hid_report *report;
-       char *buf;
-       unsigned int i;
        int ret = 0;
 
        if (!hid)
@@ -1284,28 +1282,9 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i
        }
 
        /* Avoid unnecessary overhead if debugfs is disabled */
-       if (list_empty(&hid->debug_list))
-               goto nomem;
-
-       buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
-
-       if (!buf)
-               goto nomem;
-
-       /* dump the report */
-       snprintf(buf, HID_DEBUG_BUFSIZE - 1,
-                       "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
-       hid_debug_event(hid, buf);
-
-       for (i = 0; i < size; i++) {
-               snprintf(buf, HID_DEBUG_BUFSIZE - 1,
-                               " %02x", data[i]);
-               hid_debug_event(hid, buf);
-       }
-       hid_debug_event(hid, "\n");
-       kfree(buf);
+       if (!list_empty(&hid->debug_list))
+               hid_dump_report(hid, type, data, size);
 
-nomem:
        report = hid_get_report(report_enum, data);
 
        if (!report) {

diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 933fff0..094cbcf 100644 (file)
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -591,6 +591,36 @@ void hid_debug_event(struct hid_device *hdev, char *buf)
 }
 EXPORT_SYMBOL_GPL(hid_debug_event);
 
+void hid_dump_report(struct hid_device *hid, int type, u8 *data,
+               int size)
+{
+       struct hid_report_enum *report_enum;
+       char *buf;
+       unsigned int i;
+
+       buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
+
+       if (!buf)
+               return;
+
+       report_enum = hid->report_enum + type;
+
+       /* dump the report */
+       snprintf(buf, HID_DEBUG_BUFSIZE - 1,
+                       "\nreport (size %u) (%snumbered) = ", size,
+                       report_enum->numbered ? "" : "un");
+       hid_debug_event(hid, buf);
+
+       for (i = 0; i < size; i++) {
+               snprintf(buf, HID_DEBUG_BUFSIZE - 1,
+                               " %02x", data[i]);
+               hid_debug_event(hid, buf);
+       }
+       hid_debug_event(hid, "\n");
+       kfree(buf);
+}
+EXPORT_SYMBOL_GPL(hid_dump_report);
+
 void hid_dump_input(struct hid_device *hdev, struct hid_usage *usage, __s32 value)
 {
        char *buf;

diff --git a/include/linux/hid-debug.h b/include/linux/hid-debug.h
index 53744fa..8663f21 100644 (file)
--- a/include/linux/hid-debug.h
+++ b/include/linux/hid-debug.h
@@ -22,11 +22,12 @@
  *
  */
 
-#define HID_DEBUG_BUFSIZE 512
-
 #ifdef CONFIG_DEBUG_FS
 
+#define HID_DEBUG_BUFSIZE 512
+
 void hid_dump_input(struct hid_device *, struct hid_usage *, __s32);
+void hid_dump_report(struct hid_device *, int , u8 *, int);
 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 *);
@@ -50,6 +51,7 @@ struct hid_debug_list {
 #else
 
 #define hid_dump_input(a,b,c)          do { } while (0)
+#define hid_dump_report(a,b,c,d)       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)