Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kva…

…lo/ath.git ath.git patches for v5.5. Major changes: ath10k * request for PM_QOS_CPU_DMA_LATENCY to improve firmware initialisation time
mariux64 · Nov 15, 2019 · 8550179 · 8550179
2 parents 7937fd3 + 3c33a11
commit 8550179
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Showing 5 changed files with 22 additions and 8 deletions.
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
@@ -11,6 +11,7 @@
 #include <linux/property.h>
 #include <linux/dmi.h>
 #include <linux/ctype.h>
+#include <linux/pm_qos.h>
 #include <asm/byteorder.h>
 
 #include "core.h"
@@ -1027,6 +1028,7 @@ static int ath10k_download_fw(struct ath10k *ar)
 	u32 address, data_len;
 	const void *data;
 	int ret;
+	struct pm_qos_request latency_qos;
 
 	address = ar->hw_params.patch_load_addr;
 
@@ -1060,8 +1062,14 @@ static int ath10k_download_fw(struct ath10k *ar)
 			    ret);
 	}
 
-	return ath10k_bmi_fast_download(ar, address,
-					data, data_len);
+	memset(&latency_qos, 0, sizeof(latency_qos));
+	pm_qos_add_request(&latency_qos, PM_QOS_CPU_DMA_LATENCY, 0);
+
+	ret = ath10k_bmi_fast_download(ar, address, data, data_len);
+
+	pm_qos_remove_request(&latency_qos);
+
+	return ret;
 }
 
 void ath10k_core_free_board_files(struct ath10k *ar)

diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
@@ -6604,6 +6604,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 			arsta->tx_stats = kzalloc(sizeof(*arsta->tx_stats),
 						  GFP_KERNEL);
 			if (!arsta->tx_stats) {
+				ath10k_mac_dec_num_stations(arvif, sta);
 				ret = -ENOMEM;
 				goto exit;
 			}
@@ -6638,12 +6639,8 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 
 		spin_unlock_bh(&ar->data_lock);
 
-		if (!sta->tdls) {
-			ath10k_peer_delete(ar, arvif->vdev_id, sta->addr);
-			ath10k_mac_dec_num_stations(arvif, sta);
-			kfree(arsta->tx_stats);
+		if (!sta->tdls)
 			goto exit;
-		}
 
 		ret = ath10k_wmi_update_fw_tdls_state(ar, arvif->vdev_id,
 						      WMI_TDLS_ENABLE_ACTIVE);

diff --git a/drivers/net/wireless/ath/ath10k/qmi.c b/drivers/net/wireless/ath/ath10k/qmi.c
@@ -773,6 +773,13 @@ static void ath10k_qmi_event_server_arrive(struct ath10k_qmi *qmi)
 	if (ret)
 		return;
 
+	/*
+	 * HACK: sleep for a while inbetween receiving the msa info response
+	 * and the XPU update to prevent SDM845 from crashing due to a security
+	 * violation, when running MPSS.AT.4.0.c2-01184-SDM845_GEN_PACK-1.
+	 */
+	msleep(20);
+
 	ret = ath10k_qmi_setup_msa_permissions(qmi);
 	if (ret)
 		return;

diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -95,6 +95,8 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt,
 
 	info = IEEE80211_SKB_CB(msdu);
 	memset(&info->status, 0, sizeof(info->status));
+	info->status.rates[0].idx = -1;
+
 	trace_ath10k_txrx_tx_unref(ar, tx_done->msdu_id);
 
 	if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))

diff --git a/drivers/net/wireless/ath/wcn36xx/hal.h b/drivers/net/wireless/ath/wcn36xx/hal.h
@@ -2091,7 +2091,7 @@ struct wcn36xx_hal_set_bss_key_rsp_msg {
 /*
  * This is used  configure the key information on a given station.
  * When the sec_type is WEP40 or WEP104, the def_wep_idx is used to locate
- * a preconfigured key from a BSS the station assoicated with; otherwise
+ * a preconfigured key from a BSS the station associated with; otherwise
  * a new key descriptor is created based on the key field.
  */
 struct wcn36xx_hal_set_sta_key_req_msg {