Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 436 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath10k/htt.c b/drivers/net/wireless/ath/ath10k/htt.c
new file mode 100644
index 000000000..907e1e138
--- /dev/null
+++ b/drivers/net/wireless/ath/ath10k/htt.c
@@ -0,0 +1,436 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2005-2011 Atheros Communications Inc.
+ * Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
+ */
+
+#include <linux/slab.h>
+#include <linux/if_ether.h>
+
+#include "htt.h"
+#include "core.h"
+#include "debug.h"
+#include "hif.h"
+
+static const enum htt_t2h_msg_type htt_main_t2h_msg_types[] = {
+	[HTT_MAIN_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
+	[HTT_MAIN_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
+	[HTT_MAIN_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
+	[HTT_MAIN_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
+	[HTT_MAIN_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_TX_INSPECT_IND] =
+		HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
+		HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
+	[HTT_MAIN_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] =
+		HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] =
+		HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND,
+	[HTT_MAIN_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
+};
+
+static const enum htt_t2h_msg_type htt_10x_t2h_msg_types[] = {
+	[HTT_10X_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
+	[HTT_10X_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
+	[HTT_10X_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
+	[HTT_10X_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
+	[HTT_10X_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
+	[HTT_10X_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
+	[HTT_10X_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
+	[HTT_10X_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
+	[HTT_10X_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
+	[HTT_10X_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
+	[HTT_10X_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
+	[HTT_10X_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
+	[HTT_10X_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND,
+	[HTT_10X_T2H_MSG_TYPE_TX_INSPECT_IND] = HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
+	[HTT_10X_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
+	[HTT_10X_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE,
+	[HTT_10X_T2H_MSG_TYPE_AGGR_CONF] = HTT_T2H_MSG_TYPE_AGGR_CONF,
+	[HTT_10X_T2H_MSG_TYPE_STATS_NOUPLOAD] = HTT_T2H_MSG_TYPE_STATS_NOUPLOAD,
+	[HTT_10X_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
+		HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
+};
+
+static const enum htt_t2h_msg_type htt_tlv_t2h_msg_types[] = {
+	[HTT_TLV_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
+	[HTT_TLV_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
+	[HTT_TLV_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
+	[HTT_TLV_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
+	[HTT_TLV_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
+	[HTT_TLV_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
+	[HTT_TLV_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
+	[HTT_TLV_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
+	[HTT_TLV_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
+	[HTT_TLV_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
+	[HTT_TLV_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
+	[HTT_TLV_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
+	[HTT_TLV_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND,
+	[HTT_TLV_T2H_MSG_TYPE_TX_INSPECT_IND] = HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
+	[HTT_TLV_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
+		HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
+	[HTT_TLV_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] =
+		HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND,
+	[HTT_TLV_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND,
+	[HTT_TLV_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] =
+		HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND,
+	[HTT_TLV_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND] =
+		HTT_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND,
+	[HTT_TLV_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE] =
+		HTT_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE,
+	[HTT_TLV_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE,
+	[HTT_TLV_T2H_MSG_TYPE_RX_OFLD_PKT_ERR] =
+		HTT_T2H_MSG_TYPE_RX_OFLD_PKT_ERR,
+	[HTT_TLV_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
+};
+
+static const enum htt_t2h_msg_type htt_10_4_t2h_msg_types[] = {
+	[HTT_10_4_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
+	[HTT_10_4_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
+	[HTT_10_4_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
+	[HTT_10_4_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
+	[HTT_10_4_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
+	[HTT_10_4_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
+	[HTT_10_4_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
+	[HTT_10_4_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
+	[HTT_10_4_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
+	[HTT_10_4_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
+	[HTT_10_4_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
+	[HTT_10_4_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
+	[HTT_10_4_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND,
+	[HTT_10_4_T2H_MSG_TYPE_TX_INSPECT_IND] =
+				HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
+	[HTT_10_4_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
+				HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
+	[HTT_10_4_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE,
+	[HTT_10_4_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] =
+				HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND,
+	[HTT_10_4_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND,
+	[HTT_10_4_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] =
+				HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND,
+	[HTT_10_4_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
+	[HTT_10_4_T2H_MSG_TYPE_EN_STATS] = HTT_T2H_MSG_TYPE_EN_STATS,
+	[HTT_10_4_T2H_MSG_TYPE_AGGR_CONF] = HTT_T2H_MSG_TYPE_AGGR_CONF,
+	[HTT_10_4_T2H_MSG_TYPE_TX_FETCH_IND] =
+				HTT_T2H_MSG_TYPE_TX_FETCH_IND,
+	[HTT_10_4_T2H_MSG_TYPE_TX_FETCH_CONFIRM] =
+				HTT_T2H_MSG_TYPE_TX_FETCH_CONFIRM,
+	[HTT_10_4_T2H_MSG_TYPE_STATS_NOUPLOAD] =
+				HTT_T2H_MSG_TYPE_STATS_NOUPLOAD,
+	[HTT_10_4_T2H_MSG_TYPE_TX_MODE_SWITCH_IND] =
+				HTT_T2H_MSG_TYPE_TX_MODE_SWITCH_IND,
+	[HTT_10_4_T2H_MSG_TYPE_PEER_STATS] =
+				HTT_T2H_MSG_TYPE_PEER_STATS,
+};
+
+const struct ath10k_htt_rx_desc_ops qca988x_rx_desc_ops = {
+	.rx_desc_size = sizeof(struct htt_rx_desc_v1),
+	.rx_desc_msdu_payload_offset = offsetof(struct htt_rx_desc_v1, msdu_payload)
+};
+
+static int ath10k_qca99x0_rx_desc_get_l3_pad_bytes(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v1 *rx_desc = container_of(rxd,
+						      struct htt_rx_desc_v1,
+						      base);
+
+	return MS(__le32_to_cpu(rx_desc->msdu_end.qca99x0.info1),
+		  RX_MSDU_END_INFO1_L3_HDR_PAD);
+}
+
+static bool ath10k_qca99x0_rx_desc_msdu_limit_error(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v1 *rx_desc = container_of(rxd,
+						      struct htt_rx_desc_v1,
+						      base);
+
+	return !!(rx_desc->msdu_end.common.info0 &
+		  __cpu_to_le32(RX_MSDU_END_INFO0_MSDU_LIMIT_ERR));
+}
+
+const struct ath10k_htt_rx_desc_ops qca99x0_rx_desc_ops = {
+	.rx_desc_size = sizeof(struct htt_rx_desc_v1),
+	.rx_desc_msdu_payload_offset = offsetof(struct htt_rx_desc_v1, msdu_payload),
+
+	.rx_desc_get_l3_pad_bytes = ath10k_qca99x0_rx_desc_get_l3_pad_bytes,
+	.rx_desc_get_msdu_limit_error = ath10k_qca99x0_rx_desc_msdu_limit_error,
+};
+
+static void ath10k_rx_desc_wcn3990_get_offsets(struct htt_rx_ring_rx_desc_offsets *off)
+{
+#define desc_offset(x) (offsetof(struct htt_rx_desc_v2, x) / 4)
+	off->mac80211_hdr_offset = __cpu_to_le16(desc_offset(rx_hdr_status));
+	off->msdu_payload_offset = __cpu_to_le16(desc_offset(msdu_payload));
+	off->ppdu_start_offset = __cpu_to_le16(desc_offset(ppdu_start));
+	off->ppdu_end_offset = __cpu_to_le16(desc_offset(ppdu_end));
+	off->mpdu_start_offset = __cpu_to_le16(desc_offset(mpdu_start));
+	off->mpdu_end_offset = __cpu_to_le16(desc_offset(mpdu_end));
+	off->msdu_start_offset = __cpu_to_le16(desc_offset(msdu_start));
+	off->msdu_end_offset = __cpu_to_le16(desc_offset(msdu_end));
+	off->rx_attention_offset = __cpu_to_le16(desc_offset(attention));
+	off->frag_info_offset = __cpu_to_le16(desc_offset(frag_info));
+#undef desc_offset
+}
+
+static struct htt_rx_desc *
+ath10k_rx_desc_wcn3990_from_raw_buffer(void *buff)
+{
+	return &((struct htt_rx_desc_v2 *)buff)->base;
+}
+
+static struct rx_attention *
+ath10k_rx_desc_wcn3990_get_attention(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->attention;
+}
+
+static struct rx_frag_info_common *
+ath10k_rx_desc_wcn3990_get_frag_info(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->frag_info.common;
+}
+
+static struct rx_mpdu_start *
+ath10k_rx_desc_wcn3990_get_mpdu_start(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->mpdu_start;
+}
+
+static struct rx_mpdu_end *
+ath10k_rx_desc_wcn3990_get_mpdu_end(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->mpdu_end;
+}
+
+static struct rx_msdu_start_common *
+ath10k_rx_desc_wcn3990_get_msdu_start(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->msdu_start.common;
+}
+
+static struct rx_msdu_end_common *
+ath10k_rx_desc_wcn3990_get_msdu_end(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->msdu_end.common;
+}
+
+static struct rx_ppdu_start *
+ath10k_rx_desc_wcn3990_get_ppdu_start(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->ppdu_start;
+}
+
+static struct rx_ppdu_end_common *
+ath10k_rx_desc_wcn3990_get_ppdu_end(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return &rx_desc->ppdu_end.common;
+}
+
+static u8 *
+ath10k_rx_desc_wcn3990_get_rx_hdr_status(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return rx_desc->rx_hdr_status;
+}
+
+static u8 *
+ath10k_rx_desc_wcn3990_get_msdu_payload(struct htt_rx_desc *rxd)
+{
+	struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base);
+
+	return rx_desc->msdu_payload;
+}
+
+const struct ath10k_htt_rx_desc_ops wcn3990_rx_desc_ops = {
+	.rx_desc_size = sizeof(struct htt_rx_desc_v2),
+	.rx_desc_msdu_payload_offset = offsetof(struct htt_rx_desc_v2, msdu_payload),
+
+	.rx_desc_from_raw_buffer = ath10k_rx_desc_wcn3990_from_raw_buffer,
+	.rx_desc_get_offsets = ath10k_rx_desc_wcn3990_get_offsets,
+	.rx_desc_get_attention = ath10k_rx_desc_wcn3990_get_attention,
+	.rx_desc_get_frag_info = ath10k_rx_desc_wcn3990_get_frag_info,
+	.rx_desc_get_mpdu_start = ath10k_rx_desc_wcn3990_get_mpdu_start,
+	.rx_desc_get_mpdu_end = ath10k_rx_desc_wcn3990_get_mpdu_end,
+	.rx_desc_get_msdu_start = ath10k_rx_desc_wcn3990_get_msdu_start,
+	.rx_desc_get_msdu_end = ath10k_rx_desc_wcn3990_get_msdu_end,
+	.rx_desc_get_ppdu_start = ath10k_rx_desc_wcn3990_get_ppdu_start,
+	.rx_desc_get_ppdu_end = ath10k_rx_desc_wcn3990_get_ppdu_end,
+	.rx_desc_get_rx_hdr_status = ath10k_rx_desc_wcn3990_get_rx_hdr_status,
+	.rx_desc_get_msdu_payload = ath10k_rx_desc_wcn3990_get_msdu_payload,
+};
+
+int ath10k_htt_connect(struct ath10k_htt *htt)
+{
+	struct ath10k_htc_svc_conn_req conn_req;
+	struct ath10k_htc_svc_conn_resp conn_resp;
+	struct ath10k *ar = htt->ar;
+	struct ath10k_htc_ep *ep;
+	int status;
+
+	memset(&conn_req, 0, sizeof(conn_req));
+	memset(&conn_resp, 0, sizeof(conn_resp));
+
+	conn_req.ep_ops.ep_tx_complete = ath10k_htt_htc_tx_complete;
+	conn_req.ep_ops.ep_rx_complete = ath10k_htt_htc_t2h_msg_handler;
+	conn_req.ep_ops.ep_tx_credits = ath10k_htt_op_ep_tx_credits;
+
+	/* connect to control service */
+	conn_req.service_id = ATH10K_HTC_SVC_ID_HTT_DATA_MSG;
+
+	status = ath10k_htc_connect_service(&htt->ar->htc, &conn_req,
+					    &conn_resp);
+
+	if (status)
+		return status;
+
+	htt->eid = conn_resp.eid;
+
+	if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL) {
+		ep = &ar->htc.endpoint[htt->eid];
+		ath10k_htc_setup_tx_req(ep);
+	}
+
+	htt->disable_tx_comp = ath10k_hif_get_htt_tx_complete(htt->ar);
+	if (htt->disable_tx_comp)
+		ath10k_htc_change_tx_credit_flow(&htt->ar->htc, htt->eid, true);
+
+	return 0;
+}
+
+int ath10k_htt_init(struct ath10k *ar)
+{
+	struct ath10k_htt *htt = &ar->htt;
+
+	htt->ar = ar;
+
+	/*
+	 * Prefetch enough data to satisfy target
+	 * classification engine.
+	 * This is for LL chips. HL chips will probably
+	 * transfer all frame in the tx fragment.
+	 */
+	htt->prefetch_len =
+		36 + /* 802.11 + qos + ht */
+		4 + /* 802.1q */
+		8 + /* llc snap */
+		2; /* ip4 dscp or ip6 priority */
+
+	switch (ar->running_fw->fw_file.htt_op_version) {
+	case ATH10K_FW_HTT_OP_VERSION_10_4:
+		ar->htt.t2h_msg_types = htt_10_4_t2h_msg_types;
+		ar->htt.t2h_msg_types_max = HTT_10_4_T2H_NUM_MSGS;
+		break;
+	case ATH10K_FW_HTT_OP_VERSION_10_1:
+		ar->htt.t2h_msg_types = htt_10x_t2h_msg_types;
+		ar->htt.t2h_msg_types_max = HTT_10X_T2H_NUM_MSGS;
+		break;
+	case ATH10K_FW_HTT_OP_VERSION_TLV:
+		ar->htt.t2h_msg_types = htt_tlv_t2h_msg_types;
+		ar->htt.t2h_msg_types_max = HTT_TLV_T2H_NUM_MSGS;
+		break;
+	case ATH10K_FW_HTT_OP_VERSION_MAIN:
+		ar->htt.t2h_msg_types = htt_main_t2h_msg_types;
+		ar->htt.t2h_msg_types_max = HTT_MAIN_T2H_NUM_MSGS;
+		break;
+	case ATH10K_FW_HTT_OP_VERSION_MAX:
+	case ATH10K_FW_HTT_OP_VERSION_UNSET:
+		WARN_ON(1);
+		return -EINVAL;
+	}
+	ath10k_htt_set_tx_ops(htt);
+	ath10k_htt_set_rx_ops(htt);
+
+	return 0;
+}
+
+#define HTT_TARGET_VERSION_TIMEOUT_HZ (3 * HZ)
+
+static int ath10k_htt_verify_version(struct ath10k_htt *htt)
+{
+	struct ath10k *ar = htt->ar;
+
+	ath10k_dbg(ar, ATH10K_DBG_BOOT, "htt target version %d.%d\n",
+		   htt->target_version_major, htt->target_version_minor);
+
+	if (htt->target_version_major != 2 &&
+	    htt->target_version_major != 3) {
+		ath10k_err(ar, "unsupported htt major version %d. supported versions are 2 and 3\n",
+			   htt->target_version_major);
+		return -ENOTSUPP;
+	}
+
+	return 0;
+}
+
+int ath10k_htt_setup(struct ath10k_htt *htt)
+{
+	struct ath10k *ar = htt->ar;
+	int status;
+
+	init_completion(&htt->target_version_received);
+
+	status = ath10k_htt_h2t_ver_req_msg(htt);
+	if (status)
+		return status;
+
+	status = wait_for_completion_timeout(&htt->target_version_received,
+					     HTT_TARGET_VERSION_TIMEOUT_HZ);
+	if (status == 0) {
+		ath10k_warn(ar, "htt version request timed out\n");
+		return -ETIMEDOUT;
+	}
+
+	status = ath10k_htt_verify_version(htt);
+	if (status) {
+		ath10k_warn(ar, "failed to verify htt version: %d\n",
+			    status);
+		return status;
+	}
+
+	status = ath10k_htt_send_frag_desc_bank_cfg(htt);
+	if (status)
+		return status;
+
+	status = ath10k_htt_send_rx_ring_cfg(htt);
+	if (status) {
+		ath10k_warn(ar, "failed to setup rx ring: %d\n",
+			    status);
+		return status;
+	}
+
+	status = ath10k_htt_h2t_aggr_cfg_msg(htt,
+					     htt->max_num_ampdu,
+					     htt->max_num_amsdu);
+	if (status) {
+		ath10k_warn(ar, "failed to setup amsdu/ampdu limit: %d\n",
+			    status);
+		return status;
+	}
+
+	return 0;
+}