[PATCH 10/53] IB/qib: Add qib_debug.h

[Ralph Campbell <ralph.campbell-h88ZbnxC6KDQT0dZR+AlfA@public.gmane.org>]

creates the qib_debug.h file.

Signed-off-by: Ralph Campbell <ralph.campbell-h88ZbnxC6KDQT0dZR+AlfA@public.gmane.org>
---

 drivers/infiniband/hw/qib/qib_debug.h |   97 +++++++++++++++++++++++++++++++++
 1 files changed, 97 insertions(+), 0 deletions(-)
 create mode 100644 drivers/infiniband/hw/qib/qib_debug.h

diff --git a/drivers/infiniband/hw/qib/qib_debug.h b/drivers/infiniband/hw/qib/qib_debug.h
new file mode 100644
index 0000000..8bcd26f
--- /dev/null
+++ b/drivers/infiniband/hw/qib/qib_debug.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2006, 2007, 2009 QLogic Corporation. All rights reserved.
+ * 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 _QIB_DEBUG_H
+#define _QIB_DEBUG_H
+
+#include "qib_trace.h"
+
+#ifndef _QIB_DEBUGGING  /* debugging enabled or not */
+#define _QIB_DEBUGGING 1
+#endif
+
+#if _QIB_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 qlogic_ib.ko qlogic_ib_debug=7
+ */
+
+#define __QIB_INFO        0x1   /* logging of dev_info and dev_err */
+#define __QIB_DBG         0x2   /* generic debug */
+/* leave some low verbosity spots open */
+#define __QIB_RVPKTDBG    0x10  /* verbose pktrcv debug */
+#define __QIB_INITDBG     0x20  /* init-level debug */
+#define __QIB_VERBDBG     0x40  /* very verbose debug */
+#define __QIB_PKTDBG      0x80  /* print packet data */
+#define __QIB_PROCDBG     0x100 /* process init/exit debug */
+#define __QIB_MMDBG       0x200 /* mmap, etc debug */
+#define __QIB_ERRPKTDBG   0x400 /* packet error debugging */
+#define __QIB_SDMADBG     0x800 /* Send DMA */
+#define __QIB_VPKTDBG     0x1000 /* Dump IB contents being copied to send buf */
+#define __QIB_LINKVERBDBG 0x200000      /* very verbose linkchange debug */
+
+#else                           /* _QIB_DEBUGGING */
+
+/*
+ * define all of these even with debugging off, for the few places that do
+ * if(qlogic_ib_debug & _QIB_xyzzy), but in a way that will make the
+ * compiler eliminate the code
+ */
+
+#define __QIB_DBG       0x0     /* generic debug */
+#define __QIB_VERBDBG   0x0     /* very verbose debug */
+#define __QIB_PKTDBG    0x0     /* print packet data */
+#define __QIB_PROCDBG   0x0      /* process init/exit debug */
+#define __QIB_MMDBG     0x0     /* mmap, etc debug */
+#define __QIB_ERRPKTDBG 0x0     /* packet error debugging */
+#define __QIB_SDMADBG   0x0     /* Send DMA */
+#define __QIB_LINKVERBDBG 0x0   /* very verbose linkchange debug */
+
+#endif                          /* _QIB_DEBUGGING */
+
+#define __QIB_VERBOSEDBG __QIB_VERBDBG
+
+#define qib_log(which, fmt, ...)					  \
+	do {								  \
+		if (qib_trace_buf) {					  \
+			int cpu = smp_processor_id();                     \
+			cycles_t now = get_cycles();                      \
+			qib_trace_vputstr(qib_trace_buf, cpu, now, which, \
+					  "%s " fmt, __func__, ##__VA_ARGS__); \
+		}							  \
+	} while (0)
+
+#endif                          /* _QIB_DEBUG_H */

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