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iwlwifi: show NVM version in debugfs 

Show version number along with dumping NVM data, the version information
being removed from sysfs, add it back to debugfs to help debugging.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wey-Yi Guy 2009-09-11 10:38:16 -07:00 committed by John W. Linville
parent fad95bf59b
commit e307ddce39
1 changed files with 5 additions and 2 deletions
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7
drivers/net/wireless/iwlwifi/iwl-debugfs.c
View File

@ -383,6 +383,7 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
int pos = 0, ofs = 0, buf_size = 0;
const u8 *ptr;
char *buf;
u16 eeprom_ver;
size_t eeprom_len = priv->cfg->eeprom_size;
buf_size = 4 * eeprom_len + 256;
@ -403,9 +404,11 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
IWL_ERR(priv, "Can not allocate Buffer\n");
return -ENOMEM;
}
pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s\n",
eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
"version: 0x%x\n",
(priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
? "OTP" : "EEPROM");
? "OTP" : "EEPROM", eeprom_ver);
for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,