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-rw-r--r--sound/pci/asihpi/hpidebug.c225
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");
+ }
+}