1 files changed, 222 insertions, 48 deletions

diff --git a/drivers/net/wireless/ath/ath12k/core.c b/drivers/net/wireless/ath/ath12k/core.c
index 6c01b282fcd3..391b6fb2bd42 100644
--- a/drivers/net/wireless/ath/ath12k/core.c
+++ b/drivers/net/wireless/ath/ath12k/core.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: BSD-3-Clause-Clear
 /*
  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 #include <linux/module.h>
@@ -14,6 +14,7 @@
 #include "dp_rx.h"
 #include "debug.h"
 #include "hif.h"
+#include "fw.h"
 
 unsigned int ath12k_debug_mask;
 module_param_named(debug_mask, ath12k_debug_mask, uint, 0644);
@@ -104,27 +105,66 @@ int ath12k_core_resume(struct ath12k_base *ab)
 	return 0;
 }
 
-static int ath12k_core_create_board_name(struct ath12k_base *ab, char *name,
-					 size_t name_len)
+static int __ath12k_core_create_board_name(struct ath12k_base *ab, char *name,
+					   size_t name_len, bool with_variant,
+					   bool bus_type_mode)
 {
 	/* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */
 	char variant[9 + ATH12K_QMI_BDF_EXT_STR_LENGTH] = { 0 };
 
-	if (ab->qmi.target.bdf_ext[0] != '\0')
+	if (with_variant && ab->qmi.target.bdf_ext[0] != '\0')
 		scnprintf(variant, sizeof(variant), ",variant=%s",
 			  ab->qmi.target.bdf_ext);
 
-	scnprintf(name, name_len,
-		  "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s",
-		  ath12k_bus_str(ab->hif.bus),
-		  ab->qmi.target.chip_id,
-		  ab->qmi.target.board_id, variant);
+	switch (ab->id.bdf_search) {
+	case ATH12K_BDF_SEARCH_BUS_AND_BOARD:
+		if (bus_type_mode)
+			scnprintf(name, name_len,
+				  "bus=%s",
+				  ath12k_bus_str(ab->hif.bus));
+		else
+			scnprintf(name, name_len,
+				  "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x,qmi-chip-id=%d,qmi-board-id=%d%s",
+				  ath12k_bus_str(ab->hif.bus),
+				  ab->id.vendor, ab->id.device,
+				  ab->id.subsystem_vendor,
+				  ab->id.subsystem_device,
+				  ab->qmi.target.chip_id,
+				  ab->qmi.target.board_id,
+				  variant);
+		break;
+	default:
+		scnprintf(name, name_len,
+			  "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s",
+			  ath12k_bus_str(ab->hif.bus),
+			  ab->qmi.target.chip_id,
+			  ab->qmi.target.board_id, variant);
+		break;
+	}
 
 	ath12k_dbg(ab, ATH12K_DBG_BOOT, "boot using board name '%s'\n", name);
 
 	return 0;
 }
 
+static int ath12k_core_create_board_name(struct ath12k_base *ab, char *name,
+					 size_t name_len)
+{
+	return __ath12k_core_create_board_name(ab, name, name_len, true, false);
+}
+
+static int ath12k_core_create_fallback_board_name(struct ath12k_base *ab, char *name,
+						  size_t name_len)
+{
+	return __ath12k_core_create_board_name(ab, name, name_len, false, false);
+}
+
+static int ath12k_core_create_bus_type_board_name(struct ath12k_base *ab, char *name,
+						  size_t name_len)
+{
+	return __ath12k_core_create_board_name(ab, name, name_len, false, true);
+}
+
 const struct firmware *ath12k_core_firmware_request(struct ath12k_base *ab,
 						    const char *file)
 {
@@ -159,7 +199,9 @@ static int ath12k_core_parse_bd_ie_board(struct ath12k_base *ab,
 					 struct ath12k_board_data *bd,
 					 const void *buf, size_t buf_len,
 					 const char *boardname,
-					 int bd_ie_type)
+					 int ie_id,
+					 int name_id,
+					 int data_id)
 {
 	const struct ath12k_fw_ie *hdr;
 	bool name_match_found;
@@ -169,7 +211,7 @@ static int ath12k_core_parse_bd_ie_board(struct ath12k_base *ab,
 
 	name_match_found = false;
 
-	/* go through ATH12K_BD_IE_BOARD_ elements */
+	/* go through ATH12K_BD_IE_BOARD_/ATH12K_BD_IE_REGDB_ elements */
 	while (buf_len > sizeof(struct ath12k_fw_ie)) {
 		hdr = buf;
 		board_ie_id = le32_to_cpu(hdr->id);
@@ -180,48 +222,50 @@ static int ath12k_core_parse_bd_ie_board(struct ath12k_base *ab,
 		buf += sizeof(*hdr);
 
 		if (buf_len < ALIGN(board_ie_len, 4)) {
-			ath12k_err(ab, "invalid ATH12K_BD_IE_BOARD length: %zu < %zu\n",
+			ath12k_err(ab, "invalid %s length: %zu < %zu\n",
+				   ath12k_bd_ie_type_str(ie_id),
 				   buf_len, ALIGN(board_ie_len, 4));
 			ret = -EINVAL;
 			goto out;
 		}
 
-		switch (board_ie_id) {
-		case ATH12K_BD_IE_BOARD_NAME:
+		if (board_ie_id == name_id) {
 			ath12k_dbg_dump(ab, ATH12K_DBG_BOOT, "board name", "",
 					board_ie_data, board_ie_len);
 
 			if (board_ie_len != strlen(boardname))
-				break;
+				goto next;
 
 			ret = memcmp(board_ie_data, boardname, strlen(boardname));
 			if (ret)
-				break;
+				goto next;
 
 			name_match_found = true;
 			ath12k_dbg(ab, ATH12K_DBG_BOOT,
-				   "boot found match for name '%s'",
+				   "boot found match %s for name '%s'",
+				   ath12k_bd_ie_type_str(ie_id),
 				   boardname);
-			break;
-		case ATH12K_BD_IE_BOARD_DATA:
+		} else if (board_ie_id == data_id) {
 			if (!name_match_found)
 				/* no match found */
-				break;
+				goto next;
 
 			ath12k_dbg(ab, ATH12K_DBG_BOOT,
-				   "boot found board data for '%s'", boardname);
+				   "boot found %s for '%s'",
+				   ath12k_bd_ie_type_str(ie_id),
+				   boardname);
 
 			bd->data = board_ie_data;
 			bd->len = board_ie_len;
 
 			ret = 0;
 			goto out;
-		default:
-			ath12k_warn(ab, "unknown ATH12K_BD_IE_BOARD found: %d\n",
+		} else {
+			ath12k_warn(ab, "unknown %s id found: %d\n",
+				    ath12k_bd_ie_type_str(ie_id),
 				    board_ie_id);
-			break;
 		}
-
+next:
 		/* jump over the padding */
 		board_ie_len = ALIGN(board_ie_len, 4);
 
@@ -238,7 +282,10 @@ out:
 
 static int ath12k_core_fetch_board_data_api_n(struct ath12k_base *ab,
 					      struct ath12k_board_data *bd,
-					      const char *boardname)
+					      const char *boardname,
+					      int ie_id_match,
+					      int name_id,
+					      int data_id)
 {
 	size_t len, magic_len;
 	const u8 *data;
@@ -303,22 +350,23 @@ static int ath12k_core_fetch_board_data_api_n(struct ath12k_base *ab,
 			goto err;
 		}
 
-		switch (ie_id) {
-		case ATH12K_BD_IE_BOARD:
+		if (ie_id == ie_id_match) {
 			ret = ath12k_core_parse_bd_ie_board(ab, bd, data,
 							    ie_len,
 							    boardname,
-							    ATH12K_BD_IE_BOARD);
+							    ie_id_match,
+							    name_id,
+							    data_id);
 			if (ret == -ENOENT)
 				/* no match found, continue */
-				break;
+				goto next;
 			else if (ret)
 				/* there was an error, bail out */
 				goto err;
 			/* either found or error, so stop searching */
 			goto out;
 		}
-
+next:
 		/* jump over the padding */
 		ie_len = ALIGN(ie_len, 4);
 
@@ -328,8 +376,9 @@ static int ath12k_core_fetch_board_data_api_n(struct ath12k_base *ab,
 
 out:
 	if (!bd->data || !bd->len) {
-		ath12k_err(ab,
-			   "failed to fetch board data for %s from %s\n",
+		ath12k_dbg(ab, ATH12K_DBG_BOOT,
+			   "failed to fetch %s for %s from %s\n",
+			   ath12k_bd_ie_type_str(ie_id_match),
 			   boardname, filepath);
 		ret = -ENODATA;
 		goto err;
@@ -356,28 +405,56 @@ int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab,
 	return 0;
 }
 
-#define BOARD_NAME_SIZE 100
+#define BOARD_NAME_SIZE 200
 int ath12k_core_fetch_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd)
 {
-	char boardname[BOARD_NAME_SIZE];
+	char boardname[BOARD_NAME_SIZE], fallback_boardname[BOARD_NAME_SIZE];
+	char *filename, filepath[100];
 	int bd_api;
 	int ret;
 
-	ret = ath12k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE);
+	filename = ATH12K_BOARD_API2_FILE;
+
+	ret = ath12k_core_create_board_name(ab, boardname, sizeof(boardname));
 	if (ret) {
 		ath12k_err(ab, "failed to create board name: %d", ret);
 		return ret;
 	}
 
 	bd_api = 2;
-	ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname);
+	ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname,
+						 ATH12K_BD_IE_BOARD,
+						 ATH12K_BD_IE_BOARD_NAME,
+						 ATH12K_BD_IE_BOARD_DATA);
+	if (!ret)
+		goto success;
+
+	ret = ath12k_core_create_fallback_board_name(ab, fallback_boardname,
+						     sizeof(fallback_boardname));
+	if (ret) {
+		ath12k_err(ab, "failed to create fallback board name: %d", ret);
+		return ret;
+	}
+
+	ret = ath12k_core_fetch_board_data_api_n(ab, bd, fallback_boardname,
+						 ATH12K_BD_IE_BOARD,
+						 ATH12K_BD_IE_BOARD_NAME,
+						 ATH12K_BD_IE_BOARD_DATA);
 	if (!ret)
 		goto success;
 
 	bd_api = 1;
 	ret = ath12k_core_fetch_board_data_api_1(ab, bd, ATH12K_DEFAULT_BOARD_FILE);
 	if (ret) {
-		ath12k_err(ab, "failed to fetch board-2.bin or board.bin from %s\n",
+		ath12k_core_create_firmware_path(ab, filename,
+						 filepath, sizeof(filepath));
+		ath12k_err(ab, "failed to fetch board data for %s from %s\n",
+			   boardname, filepath);
+		if (memcmp(boardname, fallback_boardname, strlen(boardname)))
+			ath12k_err(ab, "failed to fetch board data for %s from %s\n",
+				   fallback_boardname, filepath);
+
+		ath12k_err(ab, "failed to fetch board.bin from %s\n",
 			   ab->hw_params->fw.dir);
 		return ret;
 	}
@@ -387,6 +464,79 @@ success:
 	return 0;
 }
 
+int ath12k_core_fetch_regdb(struct ath12k_base *ab, struct ath12k_board_data *bd)
+{
+	char boardname[BOARD_NAME_SIZE], default_boardname[BOARD_NAME_SIZE];
+	int ret;
+
+	ret = ath12k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE);
+	if (ret) {
+		ath12k_dbg(ab, ATH12K_DBG_BOOT,
+			   "failed to create board name for regdb: %d", ret);
+		goto exit;
+	}
+
+	ret = ath12k_core_fetch_board_data_api_n(ab, bd, boardname,
+						 ATH12K_BD_IE_REGDB,
+						 ATH12K_BD_IE_REGDB_NAME,
+						 ATH12K_BD_IE_REGDB_DATA);
+	if (!ret)
+		goto exit;
+
+	ret = ath12k_core_create_bus_type_board_name(ab, default_boardname,
+						     BOARD_NAME_SIZE);
+	if (ret) {
+		ath12k_dbg(ab, ATH12K_DBG_BOOT,
+			   "failed to create default board name for regdb: %d", ret);
+		goto exit;
+	}
+
+	ret = ath12k_core_fetch_board_data_api_n(ab, bd, default_boardname,
+						 ATH12K_BD_IE_REGDB,
+						 ATH12K_BD_IE_REGDB_NAME,
+						 ATH12K_BD_IE_REGDB_DATA);
+	if (!ret)
+		goto exit;
+
+	ret = ath12k_core_fetch_board_data_api_1(ab, bd, ATH12K_REGDB_FILE_NAME);
+	if (ret)
+		ath12k_dbg(ab, ATH12K_DBG_BOOT, "failed to fetch %s from %s\n",
+			   ATH12K_REGDB_FILE_NAME, ab->hw_params->fw.dir);
+
+exit:
+	if (!ret)
+		ath12k_dbg(ab, ATH12K_DBG_BOOT, "fetched regdb\n");
+
+	return ret;
+}
+
+u32 ath12k_core_get_max_station_per_radio(struct ath12k_base *ab)
+{
+	if (ab->num_radios == 2)
+		return TARGET_NUM_STATIONS_DBS;
+	else if (ab->num_radios == 3)
+		return TARGET_NUM_PEERS_PDEV_DBS_SBS;
+	return TARGET_NUM_STATIONS_SINGLE;
+}
+
+u32 ath12k_core_get_max_peers_per_radio(struct ath12k_base *ab)
+{
+	if (ab->num_radios == 2)
+		return TARGET_NUM_PEERS_PDEV_DBS;
+	else if (ab->num_radios == 3)
+		return TARGET_NUM_PEERS_PDEV_DBS_SBS;
+	return TARGET_NUM_PEERS_PDEV_SINGLE;
+}
+
+u32 ath12k_core_get_max_num_tids(struct ath12k_base *ab)
+{
+	if (ab->num_radios == 2)
+		return TARGET_NUM_TIDS(DBS);
+	else if (ab->num_radios == 3)
+		return TARGET_NUM_TIDS(DBS_SBS);
+	return TARGET_NUM_TIDS(SINGLE);
+}
+
 static void ath12k_core_stop(struct ath12k_base *ab)
 {
 	if (!test_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags))
@@ -592,14 +742,14 @@ static int ath12k_core_start(struct ath12k_base *ab,
 
 	ath12k_dp_cc_config(ab);
 
-	ath12k_dp_pdev_pre_alloc(ab);
-
 	ret = ath12k_dp_rx_pdev_reo_setup(ab);
 	if (ret) {
 		ath12k_err(ab, "failed to initialize reo destination rings: %d\n", ret);
 		goto err_mac_destroy;
 	}
 
+	ath12k_dp_hal_rx_desc_init(ab);
+
 	ret = ath12k_wmi_cmd_init(ab);
 	if (ret) {
 		ath12k_err(ab, "failed to send wmi init cmd: %d\n", ret);
@@ -759,20 +909,30 @@ static void ath12k_rfkill_work(struct work_struct *work)
 {
 	struct ath12k_base *ab = container_of(work, struct ath12k_base, rfkill_work);
 	struct ath12k *ar;
+	struct ath12k_hw *ah;
+	struct ieee80211_hw *hw;
 	bool rfkill_radio_on;
-	int i;
+	int i, j;
 
 	spin_lock_bh(&ab->base_lock);
 	rfkill_radio_on = ab->rfkill_radio_on;
 	spin_unlock_bh(&ab->base_lock);
 
-	for (i = 0; i < ab->num_radios; i++) {
-		ar = ab->pdevs[i].ar;
-		if (!ar)
+	for (i = 0; i < ab->num_hw; i++) {
+		ah = ab->ah[i];
+		if (!ah)
 			continue;
 
-		ath12k_mac_rfkill_enable_radio(ar, rfkill_radio_on);
-		wiphy_rfkill_set_hw_state(ar->hw->wiphy, !rfkill_radio_on);
+		for (j = 0; j < ah->num_radio; j++) {
+			ar = &ah->radio[j];
+			if (!ar)
+				continue;
+
+			ath12k_mac_rfkill_enable_radio(ar, rfkill_radio_on);
+		}
+
+		hw = ah->hw;
+		wiphy_rfkill_set_hw_state(hw->wiphy, !rfkill_radio_on);
 	}
 }
 
@@ -801,6 +961,7 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab)
 {
 	struct ath12k *ar;
 	struct ath12k_pdev *pdev;
+	struct ath12k_hw *ah;
 	int i;
 
 	spin_lock_bh(&ab->base_lock);
@@ -810,16 +971,24 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab)
 	if (ab->is_reset)
 		set_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags);
 
+	for (i = 0; i < ab->num_hw; i++) {
+		if (!ab->ah[i])
+			continue;
+
+		ah = ab->ah[i];
+		ieee80211_stop_queues(ah->hw);
+	}
+
 	for (i = 0; i < ab->num_radios; i++) {
 		pdev = &ab->pdevs[i];
 		ar = pdev->ar;
 		if (!ar || ar->state == ATH12K_STATE_OFF)
 			continue;
 
-		ieee80211_stop_queues(ar->hw);
 		ath12k_mac_drain_tx(ar);
 		complete(&ar->scan.started);
 		complete(&ar->scan.completed);
+		complete(&ar->scan.on_channel);
 		complete(&ar->peer_assoc_done);
 		complete(&ar->peer_delete_done);
 		complete(&ar->install_key_done);
@@ -856,7 +1025,7 @@ static void ath12k_core_post_reconfigure_recovery(struct ath12k_base *ab)
 		case ATH12K_STATE_ON:
 			ar->state = ATH12K_STATE_RESTARTING;
 			ath12k_core_halt(ar);
-			ieee80211_restart_hw(ar->hw);
+			ieee80211_restart_hw(ath12k_ar_to_hw(ar));
 			break;
 		case ATH12K_STATE_OFF:
 			ath12k_warn(ab,
@@ -979,6 +1148,8 @@ int ath12k_core_pre_init(struct ath12k_base *ab)
 		return ret;
 	}
 
+	ath12k_fw_map(ab);
+
 	return 0;
 }
 
@@ -1007,6 +1178,7 @@ void ath12k_core_deinit(struct ath12k_base *ab)
 	ath12k_hif_power_down(ab);
 	ath12k_mac_destroy(ab);
 	ath12k_core_soc_destroy(ab);
+	ath12k_fw_unmap(ab);
 }
 
 void ath12k_core_free(struct ath12k_base *ab)
@@ -1054,6 +1226,8 @@ struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size,
 
 	ab->dev = dev;
 	ab->hif.bus = bus;
+	ab->qmi.num_radios = U8_MAX;
+	ab->slo_capable = true;
 
 	return ab;