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authorLiad Kaufman <liad.kaufman@intel.com>2017-06-05 16:39:39 +0300
committerLuca Coelho <luciano.coelho@intel.com>2017-08-01 12:41:45 +0300
commitf6aa45f67aaa03bd294040508218bc72c5958ad6 (patch)
tree6d1e4147d78e6114603bb04ca5628ff79014d8f0 /drivers/net/wireless/intel/iwlwifi/fw/api
parentc1b68c194ed72a5df55e7344b19c50ccb357f690 (diff)
iwlwifi: mvm: support fw reading empty OTP
If the OTP is empty, the NVM_GET_INFO command returns with flags' bit(0) on. This means the FW returns the default values for working with. This is allowed, so use this returned data. Fixes: e9e1ba3dbf00 ("iwlwifi: mvm: support getting nvm data from firmware") Signed-off-by: Liad Kaufman <liad.kaufman@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/api')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
index d4c01f3dce32..00bc7a25dece 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
@@ -164,8 +164,16 @@ struct iwl_nvm_get_info {
} __packed; /* GRP_REGULATORY_NVM_GET_INFO_CMD_S_VER_1 */
/**
+ * enum iwl_nvm_info_general_flags - flags in NVM_GET_INFO resp
+ * @NVM_GENERAL_FLAGS_EMPTY_OTP: 1 if OTP is empty
+ */
+enum iwl_nvm_info_general_flags {
+ NVM_GENERAL_FLAGS_EMPTY_OTP = BIT(0),
+};
+
+/**
* struct iwl_nvm_get_info_general - general NVM data
- * @flags: 1 - empty, 0 - valid
+ * @flags: bit 0: 1 - empty, 0 - non-empty
* @nvm_version: nvm version
* @board_type: board type
* @reserved: reserved