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iwlwifi: mvm: dump NVM from debugfs

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This allows to see the content of the NVM the driver reads.
Note that the output is in binary, and requires some
external user space tool to display the data properly.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach
2013-11-18 17:00:03 +02:00
parent b70ab7278f
commit 086f7368d4
3 changed files with 41 additions and 0 deletions
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23
drivers/net/wireless/iwlwifi/mvm/nvm.c
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@@ -443,6 +443,29 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
}
mvm->nvm_sections[section].data = temp;
mvm->nvm_sections[section].length = ret;
#ifdef CONFIG_IWLWIFI_DEBUGFS
switch (section) {
case NVM_SECTION_TYPE_HW:
mvm->nvm_hw_blob.data = temp;
mvm->nvm_hw_blob.size = ret;
break;
case NVM_SECTION_TYPE_SW:
mvm->nvm_sw_blob.data = temp;
mvm->nvm_sw_blob.size = ret;
break;
case NVM_SECTION_TYPE_CALIBRATION:
mvm->nvm_calib_blob.data = temp;
mvm->nvm_calib_blob.size = ret;
break;
case NVM_SECTION_TYPE_PRODUCTION:
mvm->nvm_prod_blob.data = temp;
mvm->nvm_prod_blob.size = ret;
break;
default:
WARN(1, "section: %d", section);
}
#endif
}
kfree(nvm_buffer);
if (ret < 0)