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Linux/sound/pci/asihpi/hpidebug.c

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  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 = DIV_ROUND_UP(len, 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 }
 68 

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