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path: root/drivers/net/wireless/iwlwifi/mvm/utils.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/utils.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/utils.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index 687b34e387ac..c9b44ab4af07 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -471,3 +471,34 @@ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq,
return iwl_mvm_send_cmd(mvm, &cmd);
}
+
+/**
+ * iwl_mvm_update_smps - Get a requst to change the SMPS mode
+ * @req_type: The part of the driver who call for a change.
+ * @smps_requests: 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.
+ */
+void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+ enum iwl_mvm_smps_type_request req_type,
+ enum ieee80211_smps_mode smps_request)
+{
+ struct iwl_mvm_vif *mvmvif;
+ enum ieee80211_smps_mode smps_mode = IEEE80211_SMPS_AUTOMATIC;
+ int i;
+
+ lockdep_assert_held(&mvm->mutex);
+ mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ mvmvif->smps_requests[req_type] = smps_request;
+ for (i = 0; i < NUM_IWL_MVM_SMPS_REQ; i++) {
+ if (mvmvif->smps_requests[i] == IEEE80211_SMPS_STATIC) {
+ smps_mode = IEEE80211_SMPS_STATIC;
+ break;
+ }
+ if (mvmvif->smps_requests[i] == IEEE80211_SMPS_DYNAMIC)
+ smps_mode = IEEE80211_SMPS_DYNAMIC;
+ }
+
+ ieee80211_request_smps(vif, smps_mode);
+}