aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/infiniband/hw/ipath/verbs_debug.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/hw/ipath/verbs_debug.h')
-rw-r--r--drivers/infiniband/hw/ipath/verbs_debug.h107
1 files changed, 107 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/verbs_debug.h b/drivers/infiniband/hw/ipath/verbs_debug.h
new file mode 100644
index 0000000000000..40d693cf3f94c
--- /dev/null
+++ b/drivers/infiniband/hw/ipath/verbs_debug.h
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _VERBS_DEBUG_H
+#define _VERBS_DEBUG_H
+
+/*
+ * This file contains tracing code for the ib_ipath kernel module.
+ */
+#ifndef _VERBS_DEBUGGING /* tracing enabled or not */
+#define _VERBS_DEBUGGING 1
+#endif
+
+extern unsigned ib_ipath_debug;
+
+#define _VERBS_ERROR(fmt,...) \
+ do { \
+ printk(KERN_ERR "%s: " fmt, "ib_ipath", ##__VA_ARGS__); \
+ } while(0)
+
+#define _VERBS_UNIT_ERROR(unit,fmt,...) \
+ do { \
+ printk(KERN_ERR "%s: " fmt, "ib_ipath", ##__VA_ARGS__); \
+ } while(0)
+
+#if _VERBS_DEBUGGING
+
+/*
+ * Mask values for debugging. The scheme allows us to compile out any
+ * of the debug tracing stuff, and if compiled in, to enable or
+ * disable dynamically.
+ * This can be set at modprobe time also:
+ * modprobe ib_path ib_ipath_debug=3
+ */
+
+#define __VERBS_INFO 0x1 /* generic low verbosity stuff */
+#define __VERBS_DBG 0x2 /* generic debug */
+#define __VERBS_VDBG 0x4 /* verbose debug */
+#define __VERBS_SMADBG 0x8000 /* sma packet debug */
+
+#define _VERBS_INFO(fmt,...) \
+ do { \
+ if (unlikely(ib_ipath_debug&__VERBS_INFO)) \
+ printk(KERN_INFO "%s: " fmt,"ib_ipath", \
+ ##__VA_ARGS__); \
+ } while(0)
+
+#define _VERBS_DBG(fmt,...) \
+ do { \
+ if (unlikely(ib_ipath_debug&__VERBS_DBG)) \
+ printk(KERN_DEBUG "%s: " fmt, __func__, \
+ ##__VA_ARGS__); \
+ } while(0)
+
+#define _VERBS_VDBG(fmt,...) \
+ do { \
+ if (unlikely(ib_ipath_debug&__VERBS_VDBG)) \
+ printk(KERN_DEBUG "%s: " fmt, __func__, \
+ ##__VA_ARGS__); \
+ } while(0)
+
+#define _VERBS_SMADBG(fmt,...) \
+ do { \
+ if (unlikely(ib_ipath_debug&__VERBS_SMADBG)) \
+ printk(KERN_DEBUG "%s: " fmt, __func__, \
+ ##__VA_ARGS__); \
+ } while(0)
+
+#else /* ! _VERBS_DEBUGGING */
+
+#define _VERBS_INFO(fmt,...)
+#define _VERBS_DBG(fmt,...)
+#define _VERBS_VDBG(fmt,...)
+#define _VERBS_SMADBG(fmt,...)
+
+#endif /* _VERBS_DEBUGGING */
+
+#endif /* _VERBS_DEBUG_H */