diff options
Diffstat (limited to 'sound/pci/asihpi/hpidebug.c')
| -rw-r--r-- | sound/pci/asihpi/hpidebug.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/sound/pci/asihpi/hpidebug.c b/sound/pci/asihpi/hpidebug.c new file mode 100644 index 000000000000..4cd85a401b34 --- /dev/null +++ b/sound/pci/asihpi/hpidebug.c @@ -0,0 +1,225 @@ +/************************************************************************ + + AudioScience HPI driver + Copyright (C) 1997-2010 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 macro translation. + +************************************************************************/ + +#include "hpi_internal.h" +#include "hpidebug.h" + +/* Debug level; 0 quiet; 1 informative, 2 debug, 3 verbose debug. */ +int hpi_debug_level = HPI_DEBUG_LEVEL_DEFAULT; + +void hpi_debug_init(void) +{ + printk(KERN_INFO "debug start\n"); +} + +int hpi_debug_level_set(int level) +{ + int old_level; + + old_level = hpi_debug_level; + hpi_debug_level = level; + return old_level; +} + +int hpi_debug_level_get(void) +{ + return hpi_debug_level; +} + +#ifdef HPIOS_DEBUG_PRINT +/* implies OS has no printf-like function */ +#include <stdarg.h> + +void hpi_debug_printf(char *fmt, ...) +{ + va_list arglist; + char buffer[128]; + + va_start(arglist, fmt); + + if (buffer[0]) + HPIOS_DEBUG_PRINT(buffer); + va_end(arglist); +} +#endif + +struct treenode { + void *array; + unsigned int num_elements; +}; + +#define make_treenode_from_array(nodename, array) \ +static void *tmp_strarray_##nodename[] = array; \ +static struct treenode nodename = { \ + &tmp_strarray_##nodename, \ + ARRAY_SIZE(tmp_strarray_##nodename) \ +}; + +#define get_treenode_elem(node_ptr, idx, type) \ + (&(*((type *)(node_ptr)->array)[idx])) + +make_treenode_from_array(hpi_control_type_strings, HPI_CONTROL_TYPE_STRINGS) + + make_treenode_from_array(hpi_subsys_strings, HPI_SUBSYS_STRINGS) + make_treenode_from_array(hpi_adapter_strings, HPI_ADAPTER_STRINGS) + make_treenode_from_array(hpi_istream_strings, HPI_ISTREAM_STRINGS) + make_treenode_from_array(hpi_ostream_strings, HPI_OSTREAM_STRINGS) + make_treenode_from_array(hpi_mixer_strings, HPI_MIXER_STRINGS) + make_treenode_from_array(hpi_node_strings, + { + "NODE is invalid object"}) + + make_treenode_from_array(hpi_control_strings, HPI_CONTROL_STRINGS) + make_treenode_from_array(hpi_nvmemory_strings, HPI_OBJ_STRINGS) + make_treenode_from_array(hpi_digitalio_strings, HPI_DIGITALIO_STRINGS) + make_treenode_from_array(hpi_watchdog_strings, HPI_WATCHDOG_STRINGS) + make_treenode_from_array(hpi_clock_strings, HPI_CLOCK_STRINGS) + make_treenode_from_array(hpi_profile_strings, HPI_PROFILE_STRINGS) + make_treenode_from_array(hpi_asyncevent_strings, HPI_ASYNCEVENT_STRINGS) +#define HPI_FUNCTION_STRINGS \ +{ \ + &hpi_subsys_strings,\ + &hpi_adapter_strings,\ + &hpi_ostream_strings,\ + &hpi_istream_strings,\ + &hpi_mixer_strings,\ + &hpi_node_strings,\ + &hpi_control_strings,\ + &hpi_nvmemory_strings,\ + &hpi_digitalio_strings,\ + &hpi_watchdog_strings,\ + &hpi_clock_strings,\ + &hpi_profile_strings,\ + &hpi_control_strings, \ + &hpi_asyncevent_strings \ +}; + make_treenode_from_array(hpi_function_strings, HPI_FUNCTION_STRINGS) + + compile_time_assert(HPI_OBJ_MAXINDEX == 14, obj_list_doesnt_match); + +static char *hpi_function_string(unsigned int function) +{ + unsigned int object; + struct treenode *tmp; + + object = function / HPI_OBJ_FUNCTION_SPACING; + function = function - object * HPI_OBJ_FUNCTION_SPACING; + + if (object == 0 || object == HPI_OBJ_NODE + || object > hpi_function_strings.num_elements) + return "invalid object"; + + tmp = get_treenode_elem(&hpi_function_strings, object - 1, + struct treenode *); + + if (function == 0 || function > tmp->num_elements) + return "invalid function"; + + return get_treenode_elem(tmp, function - 1, char *); +} + +void hpi_debug_message(struct hpi_message *phm, char *sz_fileline) +{ + if (phm) { + if ((phm->object <= HPI_OBJ_MAXINDEX) && phm->object) { + u16 index = 0; + u16 attrib = 0; + int is_control = 0; + + index = phm->obj_index; + switch (phm->object) { + case HPI_OBJ_ADAPTER: + case HPI_OBJ_PROFILE: + break; + case HPI_OBJ_MIXER: + if (phm->function == + HPI_MIXER_GET_CONTROL_BY_INDEX) + index = phm->u.m.control_index; + break; + case HPI_OBJ_OSTREAM: + case HPI_OBJ_ISTREAM: + break; + + case HPI_OBJ_CONTROLEX: + case HPI_OBJ_CONTROL: + if (phm->version == 1) + attrib = HPI_CTL_ATTR(UNIVERSAL, 1); + else + attrib = phm->u.c.attribute; + is_control = 1; + break; + default: + break; + } + + if (is_control && (attrib & 0xFF00)) { + int control_type = (attrib & 0xFF00) >> 8; + int attr_index = HPI_CTL_ATTR_INDEX(attrib); + /* note the KERN facility level + is in szFileline already */ + printk("%s adapter %d %s " + "ctrl_index x%04x %s %d\n", + sz_fileline, phm->adapter_index, + hpi_function_string(phm->function), + index, + get_treenode_elem + (&hpi_control_type_strings, + control_type, char *), + attr_index); + + } else + printk("%s adapter %d %s " + "idx x%04x attr x%04x \n", + sz_fileline, phm->adapter_index, + hpi_function_string(phm->function), + index, attrib); + } else { + printk("adap=%d, invalid obj=%d, func=0x%x\n", + phm->adapter_index, phm->object, + phm->function); + } + } else + printk(KERN_ERR + "NULL message pointer to hpi_debug_message!\n"); +} + +void hpi_debug_data(u16 *pdata, u32 len) +{ + u32 i; + int j; + int k; + int lines; + int cols = 8; + + lines = (len + cols - 1) / cols; + if (lines > 8) + lines = 8; + + for (i = 0, j = 0; j < lines; j++) { + printk(KERN_DEBUG "%p:", (pdata + i)); + + for (k = 0; k < cols && i < len; i++, k++) + printk("%s%04x", k == 0 ? "" : " ", pdata[i]); + + printk("\n"); + } +} |