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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.c41
1 files changed, 38 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index eb2ca64820fc..aa9fc77e8413 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -144,7 +144,7 @@ int iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, struct iwl_host_cmd *cmd,
"cmd flags %x", cmd->flags))
return -EINVAL;
- cmd->flags |= CMD_SYNC | CMD_WANT_SKB;
+ cmd->flags |= CMD_WANT_SKB;
ret = iwl_trans_send_cmd(mvm->trans, cmd);
if (ret == -ERFKILL) {
@@ -519,6 +519,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
iwl_mvm_dump_umac_error_log(mvm);
}
+#ifdef CONFIG_IWLWIFI_DEBUGFS
void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm)
{
const struct fw_img *img;
@@ -581,6 +582,7 @@ void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm)
}
iwl_trans_release_nic_access(mvm->trans, &flags);
}
+#endif
/**
* iwl_mvm_send_lq_cmd() - Send link quality command
@@ -597,7 +599,7 @@ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init)
struct iwl_host_cmd cmd = {
.id = LQ_CMD,
.len = { sizeof(struct iwl_lq_cmd), },
- .flags = init ? CMD_SYNC : CMD_ASYNC,
+ .flags = init ? 0 : CMD_ASYNC,
.data = { lq, },
};
@@ -648,6 +650,39 @@ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
ieee80211_request_smps(vif, smps_mode);
}
+static void iwl_mvm_diversity_iter(void *_data, u8 *mac,
+ struct ieee80211_vif *vif)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ bool *result = _data;
+ int i;
+
+ for (i = 0; i < NUM_IWL_MVM_SMPS_REQ; i++) {
+ if (mvmvif->smps_requests[i] == IEEE80211_SMPS_STATIC ||
+ mvmvif->smps_requests[i] == IEEE80211_SMPS_DYNAMIC)
+ *result = false;
+ }
+}
+
+bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm)
+{
+ bool result = true;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ if (num_of_ant(mvm->fw->valid_rx_ant) == 1)
+ return false;
+
+ if (!mvm->cfg->rx_with_siso_diversity)
+ return false;
+
+ ieee80211_iterate_active_interfaces_atomic(
+ mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
+ iwl_mvm_diversity_iter, &result);
+
+ return result;
+}
+
int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
bool value)
{
@@ -667,7 +702,7 @@ int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
iwl_mvm_bt_coex_vif_change(mvm);
- return iwl_mvm_power_update_mac(mvm, vif);
+ return iwl_mvm_power_update_mac(mvm);
}
static void iwl_mvm_ll_iter(void *_data, u8 *mac, struct ieee80211_vif *vif)