root/sound/pci/asihpi/hpidebug.c

DEFINITIONS

1. hpi_debug_init
2. hpi_debug_level_set
3. hpi_debug_level_get
4. hpi_debug_message
5. hpi_debug_data

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /************************************************************************
   3 
   4     AudioScience HPI driver
   5     Copyright (C) 1997-2011  AudioScience Inc. <support@audioscience.com>
   6 
   7 
   8 Debug macro translation.
   9 
  10 ************************************************************************/
  11 
  12 #include "hpi_internal.h"
  13 #include "hpidebug.h"
  14 
  15 /* Debug level; 0 quiet; 1 informative, 2 debug, 3 verbose debug.  */
  16 int hpi_debug_level = HPI_DEBUG_LEVEL_DEFAULT;
  17 
  18 void hpi_debug_init(void)
  19 {
  20         printk(KERN_INFO "debug start\n");
  21 }
  22 
  23 int hpi_debug_level_set(int level)
  24 {
  25         int old_level;
  26 
  27         old_level = hpi_debug_level;
  28         hpi_debug_level = level;
  29         return old_level;
  30 }
  31 
  32 int hpi_debug_level_get(void)
  33 {
  34         return hpi_debug_level;
  35 }
  36 
  37 void hpi_debug_message(struct hpi_message *phm, char *sz_fileline)
  38 {
  39         if (phm) {
  40                 printk(KERN_DEBUG "HPI_MSG%d,%d,%d,%d,%d\n", phm->version,
  41                         phm->adapter_index, phm->obj_index, phm->function,
  42                         phm->u.c.attribute);
  43         }
  44 
  45 }
  46 
  47 void hpi_debug_data(u16 *pdata, u32 len)
  48 {
  49         u32 i;
  50         int j;
  51         int k;
  52         int lines;
  53         int cols = 8;
  54 
  55         lines = (len + cols - 1) / cols;
  56         if (lines > 8)
  57                 lines = 8;
  58 
  59         for (i = 0, j = 0; j < lines; j++) {
  60                 printk(KERN_DEBUG "%p:", (pdata + i));
  61 
  62                 for (k = 0; k < cols && i < len; i++, k++)
  63                         printk(KERN_CONT "%s%04x", k == 0 ? "" : " ", pdata[i]);
  64 
  65                 printk(KERN_CONT "\n");
  66         }
  67 }