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Diffstat (limited to 'sound/pci/asihpi/hpidebug.h')
-rw-r--r-- | sound/pci/asihpi/hpidebug.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/sound/pci/asihpi/hpidebug.h b/sound/pci/asihpi/hpidebug.h new file mode 100644 index 000000000..2c9af2329 --- /dev/null +++ b/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_ */ |