sound/pci/asihpi/hpidebug.c

   1 /************************************************************************
   2
   3     AudioScience HPI driver
   4     Copyright (C) 1997-2011  AudioScience Inc. <support@audioscience.com>
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of version 2 of the GNU General Public License as
   8     published by the Free Software Foundation;
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18
  19 Debug macro translation.
  20
  21 ************************************************************************/
  22
  23 #include "hpi_internal.h"
  24 #include "hpidebug.h"
  25
  26 /* Debug level; 0 quiet; 1 informative, 2 debug, 3 verbose debug.  */
  27 int hpi_debug_level = HPI_DEBUG_LEVEL_DEFAULT;
  28
  29 void hpi_debug_init(void)
  30 {
  31         printk(KERN_INFO "debug start\n");
  32 }
  33
  34 int hpi_debug_level_set(int level)
  35 {
  36         int old_level;
  37
  38         old_level = hpi_debug_level;
  39         hpi_debug_level = level;
  40         return old_level;
  41 }
  42
  43 int hpi_debug_level_get(void)
  44 {
  45         return hpi_debug_level;
  46 }
  47
  48 void hpi_debug_message(struct hpi_message *phm, char *sz_fileline)
  49 {
  50         if (phm) {
  51                 printk(KERN_DEBUG "HPI_MSG%d,%d,%d,%d,%d\n", phm->version,
  52                         phm->adapter_index, phm->obj_index, phm->function,
  53                         phm->u.c.attribute);
  54         }
  55
  56 }
  57
  58 void hpi_debug_data(u16 *pdata, u32 len)
  59 {
  60         u32 i;
  61         int j;
  62         int k;
  63         int lines;
  64         int cols = 8;
  65
  66         lines = (len + cols - 1) / cols;
  67         if (lines > 8)
  68                 lines = 8;
  69
  70         for (i = 0, j = 0; j < lines; j++) {
  71                 printk(KERN_DEBUG "%p:", (pdata + i));
  72
  73                 for (k = 0; k < cols && i < len; i++, k++)
  74                         printk(KERN_CONT "%s%04x", k == 0 ? "" : " ", pdata[i]);
  75
  76                 printk(KERN_CONT "\n");
  77         }
  78 }