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

ath.git patches for v6.2. Major changes:

ath11k

* support configuring channel dwell time during scan

5 files changed, 38 insertions, 2 deletions

diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 400f332a7ff0..5eb131ab916f 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -99,6 +99,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA988X_HW_2_0_VERSION,
@@ -138,6 +139,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA9887_HW_1_0_VERSION,
@@ -178,6 +180,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA6174_HW_3_2_VERSION,
@@ -213,6 +216,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = true,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA6174_HW_2_1_VERSION,
@@ -252,6 +256,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA6174_HW_2_1_VERSION,
@@ -291,6 +296,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA6174_HW_3_0_VERSION,
@@ -330,6 +336,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA6174_HW_3_2_VERSION,
@@ -373,6 +380,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = true,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA99X0_HW_2_0_DEV_VERSION,
@@ -418,6 +426,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA9984_HW_1_0_DEV_VERSION,
@@ -470,6 +479,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA9888_HW_2_0_DEV_VERSION,
@@ -519,6 +529,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA9377_HW_1_0_DEV_VERSION,
@@ -558,6 +569,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA9377_HW_1_1_DEV_VERSION,
@@ -599,6 +611,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA9377_HW_1_1_DEV_VERSION,
@@ -631,6 +644,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = QCA4019_HW_1_0_DEV_VERSION,
@@ -677,6 +691,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = false,
 		.hw_restart_disconnect = false,
 		.use_fw_tx_credits = true,
+		.delay_unmap_buffer = false,
 	},
 	{
 		.id = WCN3990_HW_1_0_DEV_VERSION,
@@ -709,6 +724,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.dynamic_sar_support = true,
 		.hw_restart_disconnect = true,
 		.use_fw_tx_credits = false,
+		.delay_unmap_buffer = true,
 	},
 };
 
diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c
index 6d1784f74bea..5bfeecb95fca 100644
--- a/drivers/net/wireless/ath/ath10k/htc.c
+++ b/drivers/net/wireless/ath/ath10k/htc.c
@@ -56,6 +56,15 @@ void ath10k_htc_notify_tx_completion(struct ath10k_htc_ep *ep,
 	ath10k_dbg(ar, ATH10K_DBG_HTC, "%s: ep %d skb %pK\n", __func__,
 		   ep->eid, skb);
 
+	/* A corner case where the copy completion is reaching to host but still
+	 * copy engine is processing it due to which host unmaps corresponding
+	 * memory and causes SMMU fault, hence as workaround adding delay
+	 * the unmapping memory to avoid SMMU faults.
+	 */
+	if (ar->hw_params.delay_unmap_buffer &&
+	    ep->ul_pipe_id == 3)
+		mdelay(2);
+
 	hdr = (struct ath10k_htc_hdr *)skb->data;
 	ath10k_htc_restore_tx_skb(ep->htc, skb);
 
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h
index f06cf39204e2..c051a22fce14 100644
--- a/drivers/net/wireless/ath/ath10k/htt.h
+++ b/drivers/net/wireless/ath/ath10k/htt.h
@@ -1108,8 +1108,10 @@ struct htt_rx_in_ord_ind {
 	u8 reserved;
 	__le16 msdu_count;
 	union {
-		struct htt_rx_in_ord_msdu_desc msdu_descs32[0];
-		struct htt_rx_in_ord_msdu_desc_ext msdu_descs64[0];
+		DECLARE_FLEX_ARRAY(struct htt_rx_in_ord_msdu_desc,
+				   msdu_descs32);
+		DECLARE_FLEX_ARRAY(struct htt_rx_in_ord_msdu_desc_ext,
+				   msdu_descs64);
 	} __packed;
 } __packed;
 
diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h
index 1b99f3a39a11..9643031a4427 100644
--- a/drivers/net/wireless/ath/ath10k/hw.h
+++ b/drivers/net/wireless/ath/ath10k/hw.h
@@ -637,6 +637,8 @@ struct ath10k_hw_params {
 	bool hw_restart_disconnect;
 
 	bool use_fw_tx_credits;
+
+	bool delay_unmap_buffer;
 };
 
 struct htt_resp;
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index 876410a47d1d..6b6aa3c36744 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -584,7 +584,14 @@ static void ath10k_wmi_event_tdls_peer(struct ath10k *ar, struct sk_buff *skb)
 			ath10k_warn(ar, "did not find station from tdls peer event");
 			goto exit;
 		}
+
 		arvif = ath10k_get_arvif(ar, __le32_to_cpu(ev->vdev_id));
+		if (!arvif) {
+			ath10k_warn(ar, "no vif for vdev_id %d found",
+				    __le32_to_cpu(ev->vdev_id));
+			goto exit;
+		}
+
 		ieee80211_tdls_oper_request(
 					arvif->vif, station->addr,
 					NL80211_TDLS_TEARDOWN,