1 files changed, 119 insertions, 0 deletions
diff --git a/drivers/staging/hv/logging.h b/drivers/staging/hv/logging.h
new file mode 100644
index 000000000000..9e55617bd670
--- /dev/null
+++ b/drivers/staging/hv/logging.h
@@ -0,0 +1,119 @@
+/*
+ *
+ * Copyright (c) 2009, Microsoft Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place - Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * Authors:
+ *   Haiyang Zhang <haiyangz@microsoft.com>
+ *   Hank Janssen  <hjanssen@microsoft.com>
+ *
+ */
+
+
+#ifndef _LOGGING_H_
+#define _LOGGING_H_
+
+/* #include <linux/init.h> */
+/* #include <linux/module.h> */
+
+
+#define VMBUS				0x0001
+#define STORVSC				0x0002
+#define NETVSC				0x0004
+#define INPUTVSC			0x0008
+#define BLKVSC				0x0010
+#define VMBUS_DRV			0x0100
+#define STORVSC_DRV			0x0200
+#define NETVSC_DRV			0x0400
+#define INPUTVSC_DRV		0x0800
+#define BLKVSC_DRV			0x1000
+
+#define ALL_MODULES			(VMBUS		|\
+							STORVSC		|\
+							NETVSC		|\
+							INPUTVSC	|\
+							BLKVSC		|\
+							VMBUS_DRV	|\
+							STORVSC_DRV	|\
+							NETVSC_DRV	|\
+							INPUTVSC_DRV|\
+							BLKVSC_DRV)
+
+/* Logging Level */
+#define ERROR_LVL				3
+#define WARNING_LVL				4
+#define INFO_LVL				6
+#define DEBUG_LVL				7
+#define DEBUG_LVL_ENTEREXIT			8
+#define DEBUG_RING_LVL				9
+
+extern unsigned int vmbus_loglevel;
+
+#define ASSERT(expr)	\
+	if (!(expr)) {	\
+		printk(KERN_CRIT "Assertion failed! %s,%s,%s,line=%d\n", \
+		       #expr, __FILE__, __func__, __LINE__);	\
+		__asm__ __volatile__("int3");	\
+	}
+
+#define DPRINT(mod, lvl, fmt, args...) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) &&	\
+	    (lvl <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_DEBUG #mod": %s() " fmt "\n", __func__, ## args);\
+	} while (0)
+
+#define DPRINT_DBG(mod, fmt, args...) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) &&		\
+	    (DEBUG_LVL <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_DEBUG #mod": %s() " fmt "\n", __func__, ## args);\
+	} while (0)
+
+#define DPRINT_INFO(mod, fmt, args...) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) &&		\
+	    (INFO_LVL <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_INFO #mod": " fmt "\n", ## args);\
+	} while (0)
+
+#define DPRINT_WARN(mod, fmt, args...) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) &&		\
+	    (WARNING_LVL <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_WARNING #mod": WARNING! " fmt "\n", ## args);\
+	} while (0)
+
+#define DPRINT_ERR(mod, fmt, args...) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) &&		\
+	    (ERROR_LVL <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_ERR #mod": %s() ERROR!! " fmt "\n",	\
+		       __func__, ## args);\
+	} while (0)
+
+#ifdef DEBUG
+#define DPRINT_ENTER(mod) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) && \
+	    (DEBUG_LVL_ENTEREXIT <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_DEBUG "["#mod"]: %s() enter\n", __func__);\
+	} while (0)
+
+#define DPRINT_EXIT(mod) do {\
+	if ((mod & (HIWORD(vmbus_loglevel))) && \
+	    (DEBUG_LVL_ENTEREXIT <= LOWORD(vmbus_loglevel)))	\
+		printk(KERN_DEBUG "["#mod"]: %s() exit\n", __func__);\
+	} while (0)
+#else
+#define DPRINT_ENTER(mod)
+#define DPRINT_EXIT(mod)
+#endif
+
+#endif /* _LOGGING_H_ */