/************************************************************************
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");
}
}
