summaryrefslogtreecommitdiffstats
path: root/kernel/sound/pci/asihpi/hpidebug.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/sound/pci/asihpi/hpidebug.h')
-rw-r--r--kernel/sound/pci/asihpi/hpidebug.h102
1 files changed, 102 insertions, 0 deletions
diff --git a/kernel/sound/pci/asihpi/hpidebug.h b/kernel/sound/pci/asihpi/hpidebug.h
new file mode 100644
index 000000000..2c9af2329
--- /dev/null
+++ b/kernel/sound/pci/asihpi/hpidebug.h
@@ -0,0 +1,102 @@
+/*****************************************************************************
+
+ AudioScience HPI driver
+ Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of version 2 of the GNU General Public License as
+ published by the Free Software Foundation;
+
+ This program is distributed in the hope that 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
+
+Debug macros.
+
+*****************************************************************************/
+
+#ifndef _HPIDEBUG_H
+#define _HPIDEBUG_H
+
+#include "hpi_internal.h"
+
+/* Define debugging levels. */
+enum { HPI_DEBUG_LEVEL_ERROR = 0, /* always log errors */
+ HPI_DEBUG_LEVEL_WARNING = 1,
+ HPI_DEBUG_LEVEL_NOTICE = 2,
+ HPI_DEBUG_LEVEL_INFO = 3,
+ HPI_DEBUG_LEVEL_DEBUG = 4,
+ HPI_DEBUG_LEVEL_VERBOSE = 5 /* same printk level as DEBUG */
+};
+
+#define HPI_DEBUG_LEVEL_DEFAULT HPI_DEBUG_LEVEL_NOTICE
+
+/* an OS can define an extra flag string that is appended to
+ the start of each message, eg see linux kernel hpios.h */
+
+#ifdef SOURCEFILE_NAME
+#define FILE_LINE SOURCEFILE_NAME ":" __stringify(__LINE__) " "
+#else
+#define FILE_LINE __FILE__ ":" __stringify(__LINE__) " "
+#endif
+
+#define HPI_DEBUG_ASSERT(expression) \
+ do { \
+ if (!(expression)) { \
+ printk(KERN_ERR FILE_LINE \
+ "ASSERT " __stringify(expression)); \
+ } \
+ } while (0)
+
+#define HPI_DEBUG_LOG(level, ...) \
+ do { \
+ if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
+ printk(HPI_DEBUG_FLAG_##level \
+ FILE_LINE __VA_ARGS__); \
+ } \
+ } while (0)
+
+void hpi_debug_init(void);
+int hpi_debug_level_set(int level);
+int hpi_debug_level_get(void);
+/* needed by Linux driver for dynamic debug level changes */
+extern int hpi_debug_level;
+
+void hpi_debug_message(struct hpi_message *phm, char *sz_fileline);
+
+void hpi_debug_data(u16 *pdata, u32 len);
+
+#define HPI_DEBUG_DATA(pdata, len) \
+ do { \
+ if (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE) \
+ hpi_debug_data(pdata, len); \
+ } while (0)
+
+#define HPI_DEBUG_MESSAGE(level, phm) \
+ do { \
+ if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
+ hpi_debug_message(phm, HPI_DEBUG_FLAG_##level \
+ FILE_LINE __stringify(level)); \
+ } \
+ } while (0)
+
+#define HPI_DEBUG_RESPONSE(phr) \
+ do { \
+ if (((hpi_debug_level >= HPI_DEBUG_LEVEL_DEBUG) && \
+ (phr->error)) ||\
+ (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE)) \
+ printk(KERN_DEBUG "HPI_RES%d,%d,%d\n", \
+ phr->version, phr->error, phr->specific_error); \
+ } while (0)
+
+#ifndef compile_time_assert
+#define compile_time_assert(cond, msg) \
+ typedef char msg[(cond) ? 1 : -1]
+#endif
+
+#endif /* _HPIDEBUG_H_ */