iwlwifi: mvm: utils: Fix some doc-rot

Fix misnamed, and missing descriptions likely due to doc-rot.

Fixes the following W=1 kernel build warning(s):

 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:669: warning: Function parameter or member 'mvm' not described in 'iwl_mvm_send_lq_cmd'
 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:669: warning: Function parameter or member 'lq' not described in 'iwl_mvm_send_lq_cmd'
 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:669: warning: Excess function parameter 'sync' description in 'iwl_mvm_send_lq_cmd'
 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:695: warning: Function parameter or member 'mvm' not described in 'iwl_mvm_update_smps'
 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:695: warning: Function parameter or member 'vif' not described in 'iwl_mvm_update_smps'
 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:695: warning: Function parameter or member 'smps_request' not described in 'iwl_mvm_update_smps'
 drivers/net/wireless/intel/iwlwifi/mvm/utils.c:695: warning: Excess function parameter 'smps_requests' description in 'iwl_mvm_update_smps'

Cc: Johannes Berg <johannes.berg@intel.com>
Cc: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Cc: Luca Coelho <luciano.coelho@intel.com>
Cc: Intel Linux Wireless <linuxwifi@intel.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200910065431.657636-11-lee.jones@linaro.org

drivers/net/wireless/intel/iwlwifi/mvm/utils.c

@@ -620,7 +620,8 @@ int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
 
 /**
  * iwl_mvm_send_lq_cmd() - Send link quality command
- * @sync: This command can be sent synchronously.
+ * @mvm: Driver data.
+ * @lq: Link quality command to send.
  *
  * The link quality command is sent as the last step of station creation.
  * This is the special case in which init is set and we call a callback in
@@ -645,8 +646,10 @@ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq)
 
 /**
  * iwl_mvm_update_smps - Get a request to change the SMPS mode
+ * @mvm: Driver data.
+ * @vif: Pointer to the ieee80211_vif structure
  * @req_type: The part of the driver who call for a change.
- * @smps_requests: The request to change the SMPS mode.
+ * @smps_request: The request to change the SMPS mode.
  *
  * Get a requst to change the SMPS mode,
  * and change it according to all other requests in the driver.