Fourth batch of iwlwifi patches intended for v5.1

* Work on the new debugging infrastructure continues;
 * FTM (Fine Timing Measurement) initiator and responder implementation;
 * Support for a new device family started;
 * Bump supported FW API to 46;
 * General bugfixes;
 * Other cleanups;
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Merge tag 'iwlwifi-next-for-kalle-2019-02-14' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next

Fourth batch of iwlwifi patches intended for v5.1

* Work on the new debugging infrastructure continues;
* FTM (Fine Timing Measurement) initiator and responder implementation;
* Support for a new device family started;
* Bump supported FW API to 46;
* General bugfixes;
* Other cleanups;

drivers/net/wireless/intel/iwlwifi/cfg/22000.c

@@ -6,7 +6,7 @@
  * GPL LICENSE SUMMARY
  *
  * Copyright(c) 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018-2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -20,7 +20,7 @@
  * BSD LICENSE
  *
  * Copyright(c) 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018-2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -56,7 +56,7 @@
 #include "iwl-config.h"
 
 /* Highest firmware API version supported */
-#define IWL_22000_UCODE_API_MAX	44
+#define IWL_22000_UCODE_API_MAX	46
 
 /* Lowest firmware API version supported */
 #define IWL_22000_UCODE_API_MIN	39
@@ -79,11 +79,15 @@
 #define IWL_22000_HR_B_F0_FW_PRE	"iwlwifi-Qu-b0-hr-b0-"
 #define IWL_22000_QU_B_HR_B_FW_PRE	"iwlwifi-Qu-b0-hr-b0-"
 #define IWL_22000_HR_B_FW_PRE		"iwlwifi-QuQnj-b0-hr-b0-"
-#define IWL_22000_JF_B0_FW_PRE		"iwlwifi-QuQnj-a0-jf-b0-"
 #define IWL_22000_HR_A0_FW_PRE		"iwlwifi-QuQnj-a0-hr-a0-"
 #define IWL_22000_SU_Z0_FW_PRE		"iwlwifi-su-z0-"
 #define IWL_QU_B_JF_B_FW_PRE		"iwlwifi-Qu-b0-jf-b0-"
+#define IWL_QNJ_B_JF_B_FW_PRE		"iwlwifi-QuQnj-b0-jf-b0-"
 #define IWL_CC_A_FW_PRE			"iwlwifi-cc-a0-"
+#define IWL_22000_SO_A_JF_B_FW_PRE	"iwlwifi-so-a0-jf-b0-"
+#define IWL_22000_SO_A_HR_B_FW_PRE      "iwlwifi-so-a0-hr-b0-"
+#define IWL_22000_SO_A_GF_A_FW_PRE      "iwlwifi-so-a0-gf-a0-"
+#define IWL_22000_TY_A_GF_A_FW_PRE      "iwlwifi-ty-a0-gf-a0-"
 
 #define IWL_22000_HR_MODULE_FIRMWARE(api) \
 	IWL_22000_HR_FW_PRE __stringify(api) ".ucode"
@@ -97,16 +101,26 @@
 	IWL_22000_QU_B_HR_B_FW_PRE __stringify(api) ".ucode"
 #define IWL_22000_HR_B_QNJ_MODULE_FIRMWARE(api)	\
 	IWL_22000_HR_B_FW_PRE __stringify(api) ".ucode"
-#define IWL_22000_JF_B0_QNJ_MODULE_FIRMWARE(api) \
-	IWL_22000_JF_B0_FW_PRE __stringify(api) ".ucode"
 #define IWL_22000_HR_A0_QNJ_MODULE_FIRMWARE(api) \
 	IWL_22000_HR_A0_FW_PRE __stringify(api) ".ucode"
 #define IWL_22000_SU_Z0_MODULE_FIRMWARE(api) \
 	IWL_22000_SU_Z0_FW_PRE __stringify(api) ".ucode"
 #define IWL_QU_B_JF_B_MODULE_FIRMWARE(api) \
 	IWL_QU_B_JF_B_FW_PRE __stringify(api) ".ucode"
-#define IWL_CC_A_MODULE_FIRMWARE(api) \
+#define IWL_QU_B_JF_B_MODULE_FIRMWARE(api) \
+	IWL_QU_B_JF_B_FW_PRE __stringify(api) ".ucode"
+#define IWL_QNJ_B_JF_B_MODULE_FIRMWARE(api)		\
+	IWL_QNJ_B_JF_B_FW_PRE __stringify(api) ".ucode"
+#define IWL_CC_A_MODULE_FIRMWARE(api)			\
 	IWL_CC_A_FW_PRE __stringify(api) ".ucode"
+#define IWL_22000_SO_A_JF_B_MODULE_FIRMWARE(api) \
+	IWL_22000_SO_A_JF_B_FW_PRE __stringify(api) ".ucode"
+#define IWL_22000_SO_A_HR_B_MODULE_FIRMWARE(api) \
+	IWL_22000_SO_A_HR_B_FW_PRE __stringify(api) ".ucode"
+#define IWL_22000_SO_A_GF_A_MODULE_FIRMWARE(api) \
+	IWL_22000_SO_A_GF_A_FW_PRE __stringify(api) ".ucode"
+#define IWL_22000_TY_A_GF_A_MODULE_FIRMWARE(api) \
+	IWL_22000_TY_A_GF_A_FW_PRE __stringify(api) ".ucode"
 
 static const struct iwl_base_params iwl_22000_base_params = {
 	.eeprom_size = OTP_LOW_IMAGE_SIZE_32K,
@@ -167,6 +181,10 @@ static const struct iwl_ht_params iwl_22000_ht_params = {
 	.d3_debug_data_base_addr = 0x401000,				\
 	.d3_debug_data_length = 60 * 1024
 
+#define IWL_DEVICE_AX200_COMMON						\
+	IWL_DEVICE_22000_COMMON,					\
+	.umac_prph_offset = 0x300000
+
 #define IWL_DEVICE_22500						\
 	IWL_DEVICE_22000_COMMON,					\
 	.device_family = IWL_DEVICE_FAMILY_22000,			\
@@ -179,6 +197,13 @@ static const struct iwl_ht_params iwl_22000_ht_params = {
 	.base_params = &iwl_22560_base_params,				\
 	.csr = &iwl_csr_v2
 
+#define IWL_DEVICE_AX210						\
+	IWL_DEVICE_AX200_COMMON,					\
+	.device_family = IWL_DEVICE_FAMILY_AX210,			\
+	.base_params = &iwl_22000_base_params,				\
+	.csr = &iwl_csr_v1,						\
+	.min_txq_size = 128
+
 const struct iwl_cfg iwl22000_2ac_cfg_hr = {
 	.name = "Intel(R) Dual Band Wireless AC 22000",
 	.fw_name_pre = IWL_22000_HR_FW_PRE,
@@ -278,6 +303,18 @@ const struct iwl_cfg iwl9560_2ac_160_cfg_qu_b0_jf_b0 = {
 	IWL_DEVICE_22500,
 };
 
+const struct iwl_cfg iwl9560_2ac_cfg_qnj_jf_b0 = {
+	.name = "Intel(R) Wireless-AC 9560 160MHz",
+	.fw_name_pre = IWL_QNJ_B_JF_B_FW_PRE,
+	IWL_DEVICE_22500,
+	/*
+	 * This device doesn't support receiving BlockAck with a large bitmap
+	 * so we need to restrict the size of transmitted aggregation to the
+	 * HT size; mac80211 would otherwise pick the HE max (256) by default.
+	 */
+	.max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
+};
+
 const struct iwl_cfg killer1550i_2ac_cfg_qu_b0_jf_b0 = {
 	.name = "Killer (R) Wireless-AC 1550i Wireless Network Adapter (9560NGW)",
 	.fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
@@ -350,18 +387,6 @@ const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_b0 = {
 	.max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
 };
 
-const struct iwl_cfg iwl22000_2ax_cfg_qnj_jf_b0 = {
-	.name = "Intel(R) Dual Band Wireless AX 22000",
-	.fw_name_pre = IWL_22000_JF_B0_FW_PRE,
-	IWL_DEVICE_22500,
-	/*
-	 * This device doesn't support receiving BlockAck with a large bitmap
-	 * so we need to restrict the size of transmitted aggregation to the
-	 * HT size; mac80211 would otherwise pick the HE max (256) by default.
-	 */
-	.max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
-};
-
 const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0 = {
 	.name = "Intel(R) Dual Band Wireless AX 22000",
 	.fw_name_pre = IWL_22000_HR_A0_FW_PRE,
@@ -387,13 +412,41 @@ const struct iwl_cfg iwl22560_2ax_cfg_su_cdb = {
 	.max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
 };
 
+const struct iwl_cfg iwlax210_2ax_cfg_so_jf_a0 = {
+	.name = "Intel(R) Wireless-AC 9560 160MHz",
+	.fw_name_pre = IWL_22000_SO_A_JF_B_FW_PRE,
+	IWL_DEVICE_AX210,
+};
+
+const struct iwl_cfg iwlax210_2ax_cfg_so_hr_a0 = {
+	.name = "Intel(R) Wi-Fi 6 AX201 160MHz",
+	.fw_name_pre = IWL_22000_SO_A_HR_B_FW_PRE,
+	IWL_DEVICE_AX210,
+};
+
+const struct iwl_cfg iwlax210_2ax_cfg_so_gf_a0 = {
+	.name = "Intel(R) Wi-Fi 7 AX211 160MHz",
+	.fw_name_pre = IWL_22000_SO_A_GF_A_FW_PRE,
+	IWL_DEVICE_AX210,
+};
+
+const struct iwl_cfg iwlax210_2ax_cfg_ty_gf_a0 = {
+	.name = "Intel(R) Wi-Fi 7 AX210 160MHz",
+	.fw_name_pre = IWL_22000_TY_A_GF_A_FW_PRE,
+	IWL_DEVICE_AX210,
+};
+
 MODULE_FIRMWARE(IWL_22000_HR_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_22000_JF_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_22000_HR_A_F0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_22000_HR_B_F0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_22000_HR_B_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
-MODULE_FIRMWARE(IWL_22000_JF_B0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_22000_HR_A0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_22000_SU_Z0_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_QU_B_JF_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_QNJ_B_JF_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
 MODULE_FIRMWARE(IWL_CC_A_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_22000_SO_A_JF_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_22000_SO_A_HR_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_22000_SO_A_GF_A_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_22000_TY_A_GF_A_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));

drivers/net/wireless/intel/iwlwifi/cfg/9000.c

@@ -57,7 +57,7 @@
 #include "fw/file.h"
 
 /* Highest firmware API version supported */
-#define IWL9000_UCODE_API_MAX	44
+#define IWL9000_UCODE_API_MAX	46
 
 /* Lowest firmware API version supported */
 #define IWL9000_UCODE_API_MIN	30

drivers/net/wireless/intel/iwlwifi/dvm/main.c

@@ -1881,7 +1881,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 		return pos;
 	}
 
-	if (!(iwl_have_debug_level(IWL_DL_FW_ERRORS)) && !full_log)
+	if (!(iwl_have_debug_level(IWL_DL_FW)) && !full_log)
 		size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
 			? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
 	IWL_ERR(priv, "Start IWL Event Log Dump: display last %u entries\n",
@@ -1897,7 +1897,7 @@ int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 		if (!*buf)
 			return -ENOMEM;
 	}
-	if (iwl_have_debug_level(IWL_DL_FW_ERRORS) || full_log) {
+	if (iwl_have_debug_level(IWL_DL_FW) || full_log) {
 		/*
 		 * if uCode has wrapped back to top of log,
 		 * start at the oldest entry,
@@ -1927,7 +1927,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
 	unsigned int reload_msec;
 	unsigned long reload_jiffies;
 
-	if (iwl_have_debug_level(IWL_DL_FW_ERRORS))
+	if (iwl_have_debug_level(IWL_DL_FW))
 		iwl_print_rx_config_cmd(priv, IWL_RXON_CTX_BSS);
 
 	/* uCode is no longer loaded. */
@@ -1965,12 +1965,12 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
 
 	if (!test_bit(STATUS_EXIT_PENDING, &priv->status)) {
 		if (iwlwifi_mod_params.fw_restart) {
-			IWL_DEBUG_FW_ERRORS(priv,
+			IWL_DEBUG_FW(priv,
-				  "Restarting adapter due to uCode error.\n");
+				     "Restarting adapter due to uCode error.\n");
 			queue_work(priv->workqueue, &priv->restart);
 		} else
-			IWL_DEBUG_FW_ERRORS(priv,
+			IWL_DEBUG_FW(priv,
-				  "Detected FW error, but not restarting\n");
+				     "Detected FW error, but not restarting\n");
 	}
 }
 

drivers/net/wireless/intel/iwlwifi/fw/acpi.c

@@ -6,6 +6,7 @@
  * GPL LICENSE SUMMARY
  *
  * Copyright(c) 2017        Intel Deutschland GmbH
+ * Copyright (C) 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -26,6 +27,7 @@
  * BSD LICENSE
  *
  * Copyright(c) 2017        Intel Deutschland GmbH
+ * Copyright (C) 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -205,3 +207,33 @@ out:
 	return dflt_pwr_limit;
 }
 IWL_EXPORT_SYMBOL(iwl_acpi_get_pwr_limit);
+
+int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk)
+{
+	union acpi_object *wifi_pkg, *data;
+	int ret;
+
+	data = iwl_acpi_get_object(dev, ACPI_ECKV_METHOD);
+	if (IS_ERR(data))
+		return PTR_ERR(data);
+
+	wifi_pkg = iwl_acpi_get_wifi_pkg(dev, data, ACPI_ECKV_WIFI_DATA_SIZE);
+	if (IS_ERR(wifi_pkg)) {
+		ret = PTR_ERR(wifi_pkg);
+		goto out_free;
+	}
+
+	if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) {
+		ret = -EINVAL;
+		goto out_free;
+	}
+
+	*extl_clk = wifi_pkg->package.elements[1].integer.value;
+
+	ret = 0;
+
+out_free:
+	kfree(data);
+	return ret;
+}
+IWL_EXPORT_SYMBOL(iwl_acpi_get_eckv);

drivers/net/wireless/intel/iwlwifi/fw/acpi.h

@@ -6,7 +6,7 @@
  * GPL LICENSE SUMMARY
  *
  * Copyright(c) 2017        Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019        Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -27,7 +27,7 @@
  * BSD LICENSE
  *
  * Copyright(c) 2017        Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019       Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -67,6 +67,7 @@
 #define ACPI_WGDS_METHOD	"WGDS"
 #define ACPI_WRDD_METHOD	"WRDD"
 #define ACPI_SPLC_METHOD	"SPLC"
+#define ACPI_ECKV_METHOD	"ECKV"
 
 #define ACPI_WIFI_DOMAIN	(0x07)
 
@@ -86,6 +87,7 @@
 #define ACPI_WGDS_WIFI_DATA_SIZE	19
 #define ACPI_WRDD_WIFI_DATA_SIZE	2
 #define ACPI_SPLC_WIFI_DATA_SIZE	2
+#define ACPI_ECKV_WIFI_DATA_SIZE	2
 
 #define ACPI_WGDS_NUM_BANDS		2
 #define ACPI_WGDS_TABLE_SIZE		3
@@ -109,6 +111,17 @@ int iwl_acpi_get_mcc(struct device *dev, char *mcc);
 
 u64 iwl_acpi_get_pwr_limit(struct device *dev);
 
+/*
+ * iwl_acpi_get_eckv - read external clock validation from ACPI, if available
+ *
+ * @dev: the struct device
+ * @extl_clk: output var (2 bytes) that will get the clk indication.
+ *
+ * This function tries to read the external clock indication
+ * from ACPI if available.
+ */
+int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk);
+
 #else /* CONFIG_ACPI */
 
 static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method)
@@ -133,5 +146,10 @@ static inline u64 iwl_acpi_get_pwr_limit(struct device *dev)
 	return 0;
 }
 
+static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk)
+{
+	return -ENOENT;
+}
+
 #endif /* CONFIG_ACPI */
 #endif /* __iwl_fw_acpi__ */

drivers/net/wireless/intel/iwlwifi/fw/api/alive.h

@@ -96,14 +96,7 @@ enum {
 
 #define IWL_ALIVE_FLG_RFKILL	BIT(0)
 
-struct iwl_lmac_alive {
+struct iwl_lmac_debug_addrs {
-	__le32 ucode_major;
-	__le32 ucode_minor;
-	u8 ver_subtype;
-	u8 ver_type;
-	u8 mac;
-	u8 opt;
-	__le32 timestamp;
 	__le32 error_event_table_ptr;	/* SRAM address for error log */
 	__le32 log_event_table_ptr;	/* SRAM address for LMAC event log */
 	__le32 cpu_register_ptr;
@@ -112,13 +105,28 @@ struct iwl_lmac_alive {
 	__le32 scd_base_ptr;		/* SRAM address for SCD */
 	__le32 st_fwrd_addr;		/* pointer to Store and forward */
 	__le32 st_fwrd_size;
+} __packed; /* UCODE_DEBUG_ADDRS_API_S_VER_2 */
+
+struct iwl_lmac_alive {
+	__le32 ucode_major;
+	__le32 ucode_minor;
+	u8 ver_subtype;
+	u8 ver_type;
+	u8 mac;
+	u8 opt;
+	__le32 timestamp;
+	struct iwl_lmac_debug_addrs dbg_ptrs;
 } __packed; /* UCODE_ALIVE_NTFY_API_S_VER_3 */
 
+struct iwl_umac_debug_addrs {
+	__le32 error_info_addr;		/* SRAM address for UMAC error log */
+	__le32 dbg_print_buff_addr;
+} __packed; /* UMAC_DEBUG_ADDRS_API_S_VER_1 */
+
 struct iwl_umac_alive {
 	__le32 umac_major;		/* UMAC version: major */
 	__le32 umac_minor;		/* UMAC version: minor */
-	__le32 error_info_addr;		/* SRAM address for UMAC error log */
+	struct iwl_umac_debug_addrs dbg_ptrs;
-	__le32 dbg_print_buff_addr;
 } __packed; /* UMAC_ALIVE_DATA_API_S_VER_2 */
 
 struct mvm_alive_resp_v3 {
@@ -189,4 +197,24 @@ struct iwl_card_state_notif {
 	__le32 flags;
 } __packed; /* CARD_STATE_NTFY_API_S_VER_1 */
 
+/**
+ * enum iwl_error_recovery_flags - flags for error recovery cmd
+ * @ERROR_RECOVERY_UPDATE_DB: update db from blob sent
+ * @ERROR_RECOVERY_END_OF_RECOVERY: end of recovery
+ */
+enum iwl_error_recovery_flags {
+	ERROR_RECOVERY_UPDATE_DB = BIT(0),
+	ERROR_RECOVERY_END_OF_RECOVERY = BIT(1),
+};
+
+/**
+ * struct iwl_fw_error_recovery_cmd - recovery cmd sent upon assert
+ * @flags: &enum iwl_error_recovery_flags
+ * @buf_size: db buffer size in bytes
+ */
+struct iwl_fw_error_recovery_cmd {
+	__le32 flags;
+	__le32 buf_size;
+} __packed; /* ERROR_RECOVERY_CMD_HDR_API_S_VER_1 */
+
 #endif /* __iwl_fw_api_alive_h__ */

drivers/net/wireless/intel/iwlwifi/fw/api/commands.h

@@ -643,6 +643,11 @@ enum iwl_system_subcmd_ids {
 	 * @INIT_EXTENDED_CFG_CMD: &struct iwl_init_extended_cfg_cmd
 	 */
 	INIT_EXTENDED_CFG_CMD = 0x03,
+
+	/**
+	 * @FW_ERROR_RECOVERY_CMD: &struct iwl_fw_error_recovery_cmd
+	 */
+	FW_ERROR_RECOVERY_CMD = 0x7,
 };
 
 #endif /* __iwl_fw_api_commands_h__ */

drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h

@@ -204,8 +204,13 @@ struct iwl_fw_ini_region_tlv {
  * struct iwl_fw_ini_trigger - (IWL_FW_INI_TLV_TYPE_DUMP_CFG)
  * Region sections define IDs and triggers that use those IDs TLV
  *
- * @trigger_id: enum &iwl_fw_ini_trigger_id
+ * @trigger_id: enum &iwl_fw_ini_tigger_id
- * @ignore_default: override FW TLV with binary TLV
+ * @override_trig: determines how apply trigger in case a trigger with the
+ *	same id is already in use. Using the first 2 bytes:
+ *	Byte 0: if 0, override trigger configuration, otherwise use the
+ *	existing configuration.
+ *	Byte 1: if 0, override trigger regions, otherwise append regions to
+ *	existing trigger.
  * @dump_delay: delay from trigger fire to dump, in usec
  * @occurrences: max amount of times to be fired
  * @ignore_consec: ignore consecutive triggers, in usec
@@ -217,7 +222,7 @@ struct iwl_fw_ini_region_tlv {
  */
 struct iwl_fw_ini_trigger {
 	__le32 trigger_id;
-	__le32 ignore_default;
+	__le32 override_trig;
 	__le32 dump_delay;
 	__le32 occurrences;
 	__le32 ignore_consec;

drivers/net/wireless/intel/iwlwifi/fw/api/location.h

@@ -7,6 +7,7 @@
  *
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
  * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -28,6 +29,7 @@
  *
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
  * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -322,7 +324,7 @@ enum iwl_tof_location_query {
 };
 
  /**
- * struct iwl_tof_range_req_ap_entry - AP configuration parameters
+ * struct iwl_tof_range_req_ap_entry_v2 - AP configuration parameters
  * @channel_num: Current AP Channel
  * @bandwidth: Current AP Bandwidth. One of iwl_tof_bandwidth.
  * @tsf_delta_direction: TSF relatively to the subject AP
@@ -355,7 +357,7 @@ enum iwl_tof_location_query {
  * @notify_mcsi: &enum iwl_tof_mcsi_ntfy.
  * @reserved: For alignment and future use
  */
-struct iwl_tof_range_req_ap_entry {
+struct iwl_tof_range_req_ap_entry_v2 {
 	u8 channel_num;
 	u8 bandwidth;
 	u8 tsf_delta_direction;
@@ -374,6 +376,62 @@ struct iwl_tof_range_req_ap_entry {
 	u8 algo_type;
 	u8 notify_mcsi;
 	__le16 reserved;
+} __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_2 */
+
+/**
+ * enum iwl_initiator_ap_flags - per responder FTM configuration flags
+ * @IWL_INITIATOR_AP_FLAGS_ASAP: Request for ASAP measurement.
+ * @IWL_INITIATOR_AP_FLAGS_LCI_REQUEST: Request for LCI information
+ * @IWL_INITIATOR_AP_FLAGS_CIVIC_REQUEST: Request for CIVIC information
+ * @IWL_INITIATOR_AP_FLAGS_DYN_ACK: Send HT/VHT ack for FTM frames. If not set,
+ *	20Mhz dup acks will be sent.
+ * @IWL_INITIATOR_AP_FLAGS_ALGO_LR: Use LR algo type for rtt calculation.
+ *	Default algo type is ML.
+ * @IWL_INITIATOR_AP_FLAGS_ALGO_FFT: Use FFT algo type for rtt calculation.
+ *	Default algo type is ML.
+ * @IWL_INITIATOR_AP_FLAGS_MCSI_REPORT: Send the MCSI for each FTM frame to the
+ *	driver.
+ */
+enum iwl_initiator_ap_flags {
+	IWL_INITIATOR_AP_FLAGS_ASAP = BIT(1),
+	IWL_INITIATOR_AP_FLAGS_LCI_REQUEST = BIT(2),
+	IWL_INITIATOR_AP_FLAGS_CIVIC_REQUEST = BIT(3),
+	IWL_INITIATOR_AP_FLAGS_DYN_ACK = BIT(4),
+	IWL_INITIATOR_AP_FLAGS_ALGO_LR = BIT(5),
+	IWL_INITIATOR_AP_FLAGS_ALGO_FFT = BIT(6),
+	IWL_INITIATOR_AP_FLAGS_MCSI_REPORT = BIT(8),
+};
+
+/**
+ * struct iwl_tof_range_req_ap_entry - AP configuration parameters
+ * @initiator_ap_flags: see &enum iwl_initiator_ap_flags.
+ * @channel_num: AP Channel number
+ * @bandwidth: AP bandwidth. One of iwl_tof_bandwidth.
+ * @ctrl_ch_position: Coding of the control channel position relative to the
+ *	center frequency, see iwl_mvm_get_ctrl_pos().
+ * @ftmr_max_retries: Max number of retries to send the FTMR in case of no
+ *	reply from the AP.
+ * @bssid: AP's BSSID
+ * @burst_period: Recommended value to be sent to the AP. Measurement
+ *	periodicity In units of 100ms. ignored if num_of_bursts_exp = 0
+ * @samples_per_burst: the number of FTMs pairs in single Burst (1-31);
+ * @num_of_bursts: Recommended value to be sent to the AP. 2s Exponent of
+ *	the number of measurement iterations (min 2^0 = 1, max 2^14)
+ * @reserved: For alignment and future use
+ * @tsf_delta: not in use
+ */
+struct iwl_tof_range_req_ap_entry {
+	__le32 initiator_ap_flags;
+	u8 channel_num;
+	u8 bandwidth;
+	u8 ctrl_ch_position;
+	u8 ftmr_max_retries;
+	u8 bssid[ETH_ALEN];
+	__le16 burst_period;
+	u8 samples_per_burst;
+	u8 num_of_bursts;
+	__le16 reserved;
+	__le32 tsf_delta;
 } __packed; /* LOCATION_RANGE_REQ_AP_ENTRY_CMD_API_S_VER_3 */
 
 /**
@@ -403,7 +461,12 @@ enum iwl_tof_response_mode {
  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A: use antenna A fo TX ACKs during FTM
  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B: use antenna B fo TX ACKs during FTM
  * @IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C: use antenna C fo TX ACKs during FTM
- * @IWL_TOF_INITIATOR_FLAGS_MINDELTA_NO_PREF: no preference for minDeltaFTM
+ * @IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM: use random mac address for FTM
+ * @IWL_TOF_INITIATOR_FLAGS_SPECIFIC_CALIB: use the specific calib value from
+ *	the range request command
+ * @IWL_TOF_INITIATOR_FLAGS_COMMON_CALIB: use the common calib value from the
+ *	ragne request command
+ * @IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT: support non-asap measurements
  */
 enum iwl_tof_initiator_flags {
 	IWL_TOF_INITIATOR_FLAGS_FAST_ALGO_DISABLED = BIT(0),
@@ -413,14 +476,17 @@ enum iwl_tof_initiator_flags {
 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_A = BIT(4),
 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_B = BIT(5),
 	IWL_TOF_INITIATOR_FLAGS_TX_CHAIN_SEL_C = BIT(6),
-	IWL_TOF_INITIATOR_FLAGS_MINDELTA_NO_PREF = BIT(7),
+	IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM = BIT(7),
+	IWL_TOF_INITIATOR_FLAGS_SPECIFIC_CALIB = BIT(15),
+	IWL_TOF_INITIATOR_FLAGS_COMMON_CALIB   = BIT(16),
+	IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT = BIT(20),
 }; /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
 
 #define IWL_MVM_TOF_MAX_APS 5
 #define IWL_MVM_TOF_MAX_TWO_SIDED_APS 5
 
 /**
- * struct iwl_tof_range_req_cmd - start measurement cmd
+ * struct iwl_tof_range_req_cmd_v5 - start measurement cmd
  * @initiator_flags: see flags @ iwl_tof_initiator_flags
  * @request_id: A Token incremented per request. The same Token will be
  *		sent back in the range response
@@ -448,7 +514,7 @@ enum iwl_tof_initiator_flags {
  * @specific_calib: The specific calib value to inject to this measurement calc
  * @ap: per-AP request data
  */
-struct iwl_tof_range_req_cmd {
+struct iwl_tof_range_req_cmd_v5 {
 	__le32 initiator_flags;
 	u8 request_id;
 	u8 initiator;
@@ -465,10 +531,42 @@ struct iwl_tof_range_req_cmd {
 	u8 ftm_tx_chains;
 	__le16 common_calib;
 	__le16 specific_calib;
-	struct iwl_tof_range_req_ap_entry ap[IWL_MVM_TOF_MAX_APS];
+	struct iwl_tof_range_req_ap_entry_v2 ap[IWL_MVM_TOF_MAX_APS];
 } __packed;
 /* LOCATION_RANGE_REQ_CMD_API_S_VER_5 */
 
+/**
+ * struct iwl_tof_range_req_cmd - start measurement cmd
+ * @initiator_flags: see flags @ iwl_tof_initiator_flags
+ * @request_id: A Token incremented per request. The same Token will be
+ *		sent back in the range response
+ * @num_of_ap: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
+ * @range_req_bssid: ranging request BSSID
+ * @macaddr_mask: Bits set to 0 shall be copied from the MAC address template.
+ *		  Bits set to 1 shall be randomized by the UMAC
+ * @macaddr_template: MAC address template to use for non-randomized bits
+ * @req_timeout_ms: Requested timeout of the response in units of milliseconds.
+ *	This is the session time for completing the measurement.
+ * @tsf_mac_id: report the measurement start time for each ap in terms of the
+ *	TSF of this mac id. 0xff to disable TSF reporting.
+ * @common_calib: The common calib value to inject to this measurement calc
+ * @specific_calib: The specific calib value to inject to this measurement calc
+ * @ap: per-AP request data, see &struct iwl_tof_range_req_ap_entry_v2.
+ */
+struct iwl_tof_range_req_cmd {
+	__le32 initiator_flags;
+	u8 request_id;
+	u8 num_of_ap;
+	u8 range_req_bssid[ETH_ALEN];
+	u8 macaddr_mask[ETH_ALEN];
+	u8 macaddr_template[ETH_ALEN];
+	__le32 req_timeout_ms;
+	__le32 tsf_mac_id;
+	__le16 common_calib;
+	__le16 specific_calib;
+	struct iwl_tof_range_req_ap_entry ap[IWL_MVM_TOF_MAX_APS];
+} __packed; /* LOCATION_RANGE_REQ_CMD_API_S_VER_7 */
+
 /*
  * enum iwl_tof_range_request_status - status of the sent request
  * @IWL_TOF_RANGE_REQUEST_STATUS_SUCCESSFUL - FW successfully received the
@@ -528,7 +626,7 @@ enum iwl_tof_entry_status {
 }; /* LOCATION_RANGE_RSP_AP_ENTRY_NTFY_API_S_VER_2 */
 
 /**
- * struct iwl_tof_range_rsp_ap_entry_ntfy - AP parameters (response)
+ * struct iwl_tof_range_rsp_ap_entry_ntfy_v3 - AP parameters (response)
  * @bssid: BSSID of the AP
  * @measure_status: current APs measurement status, one of
  *	&enum iwl_tof_entry_status.
@@ -555,7 +653,7 @@ enum iwl_tof_entry_status {
  * @papd_calib_output: The result of the tof papd calibration that was injected
  *	into the algorithm.
  */
-struct iwl_tof_range_rsp_ap_entry_ntfy {
+struct iwl_tof_range_rsp_ap_entry_ntfy_v3 {
 	u8 bssid[ETH_ALEN];
 	u8 measure_status;
 	u8 measure_bw;
@@ -576,6 +674,59 @@ struct iwl_tof_range_rsp_ap_entry_ntfy {
 	__le32 papd_calib_output;
 } __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_3 */
 
+/**
+ * struct iwl_tof_range_rsp_ap_entry_ntfy - AP parameters (response)
+ * @bssid: BSSID of the AP
+ * @measure_status: current APs measurement status, one of
+ *	&enum iwl_tof_entry_status.
+ * @measure_bw: Current AP Bandwidth: 0  20MHz, 1  40MHz, 2  80MHz
+ * @rtt: The Round Trip Time that took for the last measurement for
+ *	current AP [pSec]
+ * @rtt_variance: The Variance of the RTT values measured for current AP
+ * @rtt_spread: The Difference between the maximum and the minimum RTT
+ *	values measured for current AP in the current session [pSec]
+ * @rssi: RSSI as uploaded in the Channel Estimation notification
+ * @rssi_spread: The Difference between the maximum and the minimum RSSI values
+ *	measured for current AP in the current session
+ * @last_burst: 1 if no more FTM sessions are scheduled for this responder
+ * @refusal_period: refusal period in case of
+ *	@IWL_TOF_ENTRY_RESPONDER_CANNOT_COLABORATE [sec]
+ * @timestamp: The GP2 Clock [usec] where Channel Estimation notification was
+ *	uploaded by the LMAC
+ * @start_tsf: measurement start time in TSF of the mac specified in the range
+ *	request
+ * @rx_rate_n_flags: rate and flags of the last FTM frame received from this
+ *	responder
+ * @tx_rate_n_flags: rate and flags of the last ack sent to this responder
+ * @t2t3_initiator: as calculated from the algo in the initiator
+ * @t1t4_responder: as calculated from the algo in the responder
+ * @common_calib: Calib val that was used in for this AP measurement
+ * @specific_calib: val that was used in for this AP measurement
+ * @papd_calib_output: The result of the tof papd calibration that was injected
+ *	into the algorithm.
+ */
+struct iwl_tof_range_rsp_ap_entry_ntfy {
+	u8 bssid[ETH_ALEN];
+	u8 measure_status;
+	u8 measure_bw;
+	__le32 rtt;
+	__le32 rtt_variance;
+	__le32 rtt_spread;
+	s8 rssi;
+	u8 rssi_spread;
+	u8 last_burst;
+	u8 refusal_period;
+	__le32 timestamp;
+	__le32 start_tsf;
+	__le32 rx_rate_n_flags;
+	__le32 tx_rate_n_flags;
+	__le32 t2t3_initiator;
+	__le32 t1t4_responder;
+	__le16 common_calib;
+	__le16 specific_calib;
+	__le32 papd_calib_output;
+} __packed; /* LOCATION_RANGE_RSP_AP_ETRY_NTFY_API_S_VER_4 */
+
 /**
  * enum iwl_tof_response_status - tof response status
  *
@@ -593,7 +744,7 @@ enum iwl_tof_response_status {
 }; /* LOCATION_RNG_RSP_STATUS */
 
 /**
- * struct iwl_tof_range_rsp_ntfy - ranging response notification
+ * struct iwl_tof_range_rsp_ntfy_v5 - ranging response notification
  * @request_id: A Token ID of the corresponding Range request
  * @request_status: status of current measurement session, one of
  *	&enum iwl_tof_response_status.
@@ -601,13 +752,29 @@ enum iwl_tof_response_status {
  * @num_of_aps: Number of APs to measure (error if > IWL_MVM_TOF_MAX_APS)
  * @ap: per-AP data
  */
-struct iwl_tof_range_rsp_ntfy {
+struct iwl_tof_range_rsp_ntfy_v5 {
 	u8 request_id;
 	u8 request_status;
 	u8 last_in_batch;
 	u8 num_of_aps;
+	struct iwl_tof_range_rsp_ap_entry_ntfy_v3 ap[IWL_MVM_TOF_MAX_APS];
+} __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_5 */
+
+/**
+ * struct iwl_tof_range_rsp_ntfy - ranging response notification
+ * @request_id: A Token ID of the corresponding Range request
+ * @num_of_aps: Number of APs results
+ * @last_report: 1 if no more FTM sessions are scheduled, 0 otherwise.
+ * @reserved: reserved
+ * @ap: per-AP data
+ */
+struct iwl_tof_range_rsp_ntfy {
+	u8 request_id;
+	u8 num_of_aps;
+	u8 last_report;
+	u8 reserved;
 	struct iwl_tof_range_rsp_ap_entry_ntfy ap[IWL_MVM_TOF_MAX_APS];
-} __packed;
+} __packed; /* LOCATION_RANGE_RSP_NTFY_API_S_VER_6 */
 
 #define IWL_MVM_TOF_MCSI_BUF_SIZE  (245)
 /**

drivers/net/wireless/intel/iwlwifi/fw/api/power.h

@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -200,9 +200,16 @@ struct iwl_powertable_cmd {
  * @DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK:
  *	'1' Allow to save power by turning off
  *	receiver and transmitter. '0' - does not allow.
+ * @DEVICE_POWER_FLAGS_ALLOW_MEM_RETENTION_MSK:
+ *	Device Retention indication, '1' indicate retention is enabled.
+ * @DEVICE_POWER_FLAGS_32K_CLK_VALID_MSK:
+ *	32Khz external slow clock valid indication, '1' indicate cloack is
+ *	valid.
 */
 enum iwl_device_power_flags {
-	DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK	= BIT(0),
+	DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK		= BIT(0),
+	DEVICE_POWER_FLAGS_ALLOW_MEM_RETENTION_MSK	= BIT(1),
+	DEVICE_POWER_FLAGS_32K_CLK_VALID_MSK		= BIT(12),
 };
 
 /**

drivers/net/wireless/intel/iwlwifi/fw/api/scan.h

@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -434,7 +434,7 @@ struct iwl_periodic_scan_complete {
 /* The maximum of either of these cannot exceed 8, because we use an
  * 8-bit mask (see IWL_MVM_SCAN_MASK in mvm.h).
  */
-#define IWL_MVM_MAX_UMAC_SCANS 8
+#define IWL_MVM_MAX_UMAC_SCANS 4
 #define IWL_MVM_MAX_LMAC_SCANS 1
 
 enum scan_config_flags {

drivers/net/wireless/intel/iwlwifi/fw/dbg.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -242,7 +242,8 @@ static void iwl_fw_dump_rxf(struct iwl_fw_runtime *fwrt,
 				  cfg->lmac[0].rxfifo1_size, 0, 0);
 		/* Pull RXF2 */
 		iwl_fwrt_dump_rxf(fwrt, dump_data, cfg->rxfifo2_size,
-				  RXF_DIFF_FROM_PREV, 1);
+				  RXF_DIFF_FROM_PREV +
+				  fwrt->trans->cfg->umac_prph_offset, 1);
 		/* Pull LMAC2 RXF1 */
 		if (fwrt->smem_cfg.num_lmacs > 1)
 			iwl_fwrt_dump_rxf(fwrt, dump_data,
@@ -673,7 +674,9 @@ static void iwl_fw_prph_handler(struct iwl_fw_runtime *fwrt, void *ptr,
 {
 	u32 range_len;
 
-	if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) {
+	if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_AX210) {
+		/* TODO */
+	} else if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000) {
 		range_len = ARRAY_SIZE(iwl_prph_dump_addr_22000);
 		handler(fwrt, iwl_prph_dump_addr_22000, range_len, ptr);
 	} else {
@@ -1132,6 +1135,27 @@ static int iwl_dump_ini_paging_iter(struct iwl_fw_runtime *fwrt,
 	return le32_to_cpu(range->range_data_size);
 }
 
+static int
+iwl_dump_ini_mon_dram_iter(struct iwl_fw_runtime *fwrt,
+			   struct iwl_fw_ini_error_dump_range *range,
+			   struct iwl_fw_ini_region_cfg *reg,
+			   int idx)
+{
+	u32 start_addr = iwl_read_umac_prph(fwrt->trans,
+					    MON_BUFF_BASE_ADDR_VER2);
+
+	if (start_addr == 0x5a5a5a5a)
+		return -1;
+
+	range->start_addr = cpu_to_le32(start_addr);
+	range->range_data_size = cpu_to_le32(fwrt->trans->fw_mon[idx].size);
+
+	memcpy(range->data, fwrt->trans->fw_mon[idx].block,
+	       fwrt->trans->fw_mon[idx].size);
+
+	return le32_to_cpu(range->range_data_size);
+}
+
 static struct iwl_fw_ini_error_dump_range
 *iwl_dump_ini_mem_fill_header(struct iwl_fw_runtime *fwrt, void *data)
 {
@@ -1140,6 +1164,29 @@ static struct iwl_fw_ini_error_dump_range
 	return dump->ranges;
 }
 
+static struct iwl_fw_ini_error_dump_range
+*iwl_dump_ini_mon_dram_fill_header(struct iwl_fw_runtime *fwrt, void *data)
+{
+	struct iwl_fw_ini_monitor_dram_dump *mon_dump = (void *)data;
+	u32 write_ptr, cycle_cnt;
+	unsigned long flags;
+
+	if (!iwl_trans_grab_nic_access(fwrt->trans, &flags)) {
+		IWL_ERR(fwrt, "Failed to get DRAM monitor header\n");
+		return NULL;
+	}
+	write_ptr = iwl_read_umac_prph_no_grab(fwrt->trans,
+					       MON_BUFF_WRPTR_VER2);
+	cycle_cnt = iwl_read_umac_prph_no_grab(fwrt->trans,
+					       MON_BUFF_CYCLE_CNT_VER2);
+	iwl_trans_release_nic_access(fwrt->trans, &flags);
+
+	mon_dump->write_ptr = cpu_to_le32(write_ptr);
+	mon_dump->cycle_cnt = cpu_to_le32(cycle_cnt);
+
+	return mon_dump->ranges;
+}
+
 static u32 iwl_dump_ini_mem_get_size(struct iwl_fw_runtime *fwrt,
 				     struct iwl_fw_ini_region_cfg *reg)
 {
@@ -1169,6 +1216,12 @@ static u32 iwl_dump_ini_paging_get_size(struct iwl_fw_runtime *fwrt,
 	return size;
 }
 
+static u32 iwl_dump_ini_mon_dram_get_size(struct iwl_fw_runtime *fwrt,
+					  struct iwl_fw_ini_region_cfg *reg)
+{
+	return fwrt->trans->num_blocks ? fwrt->trans->fw_mon[0].size : 0;
+}
+
 static u32 iwl_dump_ini_mem_ranges(struct iwl_fw_runtime *fwrt,
 				   struct iwl_fw_ini_region_cfg *reg)
 {
@@ -1187,6 +1240,12 @@ static u32 iwl_dump_ini_paging_ranges(struct iwl_fw_runtime *fwrt,
 	return fwrt->num_of_paging_blk;
 }
 
+static u32 iwl_dump_ini_mon_dram_ranges(struct iwl_fw_runtime *fwrt,
+					struct iwl_fw_ini_region_cfg *reg)
+{
+	return 1;
+}
+
 /**
  * struct iwl_dump_ini_mem_ops - ini memory dump operations
  * @get_num_of_ranges: returns the number of memory ranges in the region.
@@ -1284,6 +1343,7 @@ static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt,
 		case IWL_FW_INI_REGION_PERIPHERY_MAC:
 		case IWL_FW_INI_REGION_PERIPHERY_PHY:
 		case IWL_FW_INI_REGION_PERIPHERY_AUX:
+		case IWL_FW_INI_REGION_INTERNAL_BUFFER:
 		case IWL_FW_INI_REGION_CSR:
 			size += hdr_len + dump_header_len + range_header_len *
 				iwl_dump_ini_mem_ranges(fwrt, reg) +
@@ -1311,8 +1371,13 @@ static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt,
 			break;
 		}
 		case IWL_FW_INI_REGION_DRAM_BUFFER:
-			/* Transport takes care of DRAM dumping */
+			if (!fwrt->trans->num_blocks)
-		case IWL_FW_INI_REGION_INTERNAL_BUFFER:
+				break;
+			size += hdr_len +
+				sizeof(struct iwl_fw_ini_monitor_dram_dump) *
+				iwl_dump_ini_mon_dram_ranges(fwrt, reg) +
+				iwl_dump_ini_mon_dram_get_size(fwrt, reg);
+			break;
 		case IWL_FW_INI_REGION_DRAM_IMR:
 			/* Undefined yet */
 		default:
@@ -1324,8 +1389,7 @@ static int iwl_fw_ini_get_trigger_len(struct iwl_fw_runtime *fwrt,
 
 static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
 				    struct iwl_fw_ini_trigger *trigger,
-				    struct iwl_fw_error_dump_data **data,
+				    struct iwl_fw_error_dump_data **data)
-				    u32 *dump_mask)
 {
 	int i, num = le32_to_cpu(trigger->num_regions);
 
@@ -1346,6 +1410,7 @@ static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
 		type = le32_to_cpu(reg->region_type);
 		switch (type) {
 		case IWL_FW_INI_REGION_DEVICE_MEMORY:
+		case IWL_FW_INI_REGION_INTERNAL_BUFFER:
 			ops.get_num_of_ranges = iwl_dump_ini_mem_ranges;
 			ops.get_size = iwl_dump_ini_mem_get_size;
 			ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header;
@@ -1362,7 +1427,11 @@ static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
 			iwl_dump_ini_mem(fwrt, type, data, reg, &ops);
 			break;
 		case IWL_FW_INI_REGION_DRAM_BUFFER:
-			*dump_mask |= BIT(IWL_FW_ERROR_DUMP_FW_MONITOR);
+			ops.get_num_of_ranges = iwl_dump_ini_mon_dram_ranges;
+			ops.get_size = iwl_dump_ini_mon_dram_get_size;
+			ops.fill_mem_hdr = iwl_dump_ini_mon_dram_fill_header;
+			ops.fill_range = iwl_dump_ini_mon_dram_iter;
+			iwl_dump_ini_mem(fwrt, type, data, reg, &ops);
 			break;
 		case IWL_FW_INI_REGION_PAGING: {
 			ops.fill_mem_hdr = iwl_dump_ini_mem_fill_header;
@@ -1396,7 +1465,6 @@ static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
 			iwl_dump_ini_mem(fwrt, type, data, reg, &ops);
 			break;
 		case IWL_FW_INI_REGION_DRAM_IMR:
-		case IWL_FW_INI_REGION_INTERNAL_BUFFER:
 			/* This is undefined yet */
 		default:
 			break;
@@ -1406,26 +1474,23 @@ static void iwl_fw_ini_dump_trigger(struct iwl_fw_runtime *fwrt,
 
 static struct iwl_fw_error_dump_file *
 _iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt,
-		       struct iwl_fw_dump_ptrs *fw_error_dump,
+		       struct iwl_fw_dump_ptrs *fw_error_dump)
-		       u32 *dump_mask)
 {
 	int size, id = le32_to_cpu(fwrt->dump.desc->trig_desc.type);
 	struct iwl_fw_error_dump_data *dump_data;
 	struct iwl_fw_error_dump_file *dump_file;
-	struct iwl_fw_ini_trigger *trigger, *ext;
+	struct iwl_fw_ini_trigger *trigger;
 
 	if (id == FW_DBG_TRIGGER_FW_ASSERT)
 		id = IWL_FW_TRIGGER_ID_FW_ASSERT;
 
-	if (WARN_ON(id >= ARRAY_SIZE(fwrt->dump.active_trigs)))
+	if (!iwl_fw_ini_trigger_on(fwrt, id))
 		return NULL;
 
-	trigger = fwrt->dump.active_trigs[id].conf;
+	trigger = fwrt->dump.active_trigs[id].trig;
-	ext = fwrt->dump.active_trigs[id].conf_ext;
 
 	size = sizeof(*dump_file);
 	size += iwl_fw_ini_get_trigger_len(fwrt, trigger);
-	size += iwl_fw_ini_get_trigger_len(fwrt, ext);
 
 	if (!size)
 		return NULL;
@@ -1440,11 +1505,7 @@ _iwl_fw_error_ini_dump(struct iwl_fw_runtime *fwrt,
 	dump_data = (void *)dump_file->data;
 	dump_file->file_len = cpu_to_le32(size);
 
-	*dump_mask = 0;
+	iwl_fw_ini_dump_trigger(fwrt, trigger, &dump_data);
-	if (trigger)
-		iwl_fw_ini_dump_trigger(fwrt, trigger, &dump_data, dump_mask);
-	if (ext)
-		iwl_fw_ini_dump_trigger(fwrt, ext, &dump_data, dump_mask);
 
 	return dump_file;
 }
@@ -1470,8 +1531,7 @@ void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt)
 		goto out;
 
 	if (fwrt->trans->ini_valid)
-		dump_file = _iwl_fw_error_ini_dump(fwrt, fw_error_dump,
+		dump_file = _iwl_fw_error_ini_dump(fwrt, fw_error_dump);
-						   &dump_mask);
 	else
 		dump_file = _iwl_fw_error_dump(fwrt, fw_error_dump);
 
@@ -1483,7 +1543,10 @@ void iwl_fw_error_dump(struct iwl_fw_runtime *fwrt)
 	if (!fwrt->trans->ini_valid && fwrt->dump.monitor_only)
 		dump_mask &= IWL_FW_ERROR_DUMP_FW_MONITOR;
 
-	fw_error_dump->trans_ptr = iwl_trans_dump_data(fwrt->trans, dump_mask);
+	if (!fwrt->trans->ini_valid)
+		fw_error_dump->trans_ptr =
+			iwl_trans_dump_data(fwrt->trans, dump_mask);
+
 	file_len = le32_to_cpu(dump_file->file_len);
 	fw_error_dump->fwrt_len = file_len;
 	if (fw_error_dump->trans_ptr) {
@@ -1557,7 +1620,7 @@ int iwl_fw_dbg_collect_desc(struct iwl_fw_runtime *fwrt,
 	fwrt->dump.desc = desc;
 	fwrt->dump.monitor_only = monitor_only;
 
-	schedule_delayed_work(&fwrt->dump.wk, delay);
+	schedule_delayed_work(&fwrt->dump.wk, usecs_to_jiffies(delay));
 
 	return 0;
 }
@@ -1613,8 +1676,10 @@ int _iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
 		}
 
 		trigger->occurrences = cpu_to_le16(occurrences);
-		delay = le16_to_cpu(trigger->trig_dis_ms);
 		monitor_only = trigger->mode & IWL_FW_DBG_TRIGGER_MONITOR_ONLY;
+
+		/* convert msec to usec */
+		delay = le32_to_cpu(trigger->stop_delay) * USEC_PER_MSEC;
 	}
 
 	desc = kzalloc(sizeof(*desc) + len, GFP_ATOMIC);
@@ -1634,6 +1699,7 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
 		       u32 id, const char *str, size_t len)
 {
 	struct iwl_fw_dump_desc *desc;
+	struct iwl_fw_ini_active_triggers *active;
 	u32 occur, delay;
 
 	if (!fwrt->trans->ini_valid)
@@ -1642,15 +1708,17 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
 	if (id == FW_DBG_TRIGGER_USER)
 		id = IWL_FW_TRIGGER_ID_USER_TRIGGER;
 
-	if (WARN_ON(!fwrt->dump.active_trigs[id].active))
+	active = &fwrt->dump.active_trigs[id];
+
+	if (WARN_ON(!active->active))
 		return -EINVAL;
 
-	delay = le32_to_cpu(fwrt->dump.active_trigs[id].conf->dump_delay);
+	delay = le32_to_cpu(active->trig->dump_delay);
-	occur = le32_to_cpu(fwrt->dump.active_trigs[id].conf->occurrences);
+	occur = le32_to_cpu(active->trig->occurrences);
 	if (!occur)
 		return 0;
 
-	if (le32_to_cpu(fwrt->dump.active_trigs[id].conf->force_restart)) {
+	if (le32_to_cpu(active->trig->force_restart)) {
 		IWL_WARN(fwrt, "Force restart: trigger %d fired.\n", id);
 		iwl_force_nmi(fwrt->trans);
 		return 0;
@@ -1660,8 +1728,7 @@ int iwl_fw_dbg_collect(struct iwl_fw_runtime *fwrt,
 	if (!desc)
 		return -ENOMEM;
 
-	occur--;
+	active->trig->occurrences = cpu_to_le32(--occur);
-	fwrt->dump.active_trigs[id].conf->occurrences = cpu_to_le32(occur);
 
 	desc->len = len;
 	desc->trig_desc.type = cpu_to_le32(id);
@@ -1853,7 +1920,8 @@ iwl_fw_dbg_buffer_allocation(struct iwl_fw_runtime *fwrt, u32 size)
 }
 
 static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt,
-				    struct iwl_fw_ini_allocation_data *alloc)
+				    struct iwl_fw_ini_allocation_data *alloc,
+				    enum iwl_fw_ini_apply_point pnt)
 {
 	struct iwl_trans *trans = fwrt->trans;
 	struct iwl_ldbg_config_cmd ldbg_cmd = {
@@ -1867,9 +1935,19 @@ static void iwl_fw_dbg_buffer_apply(struct iwl_fw_runtime *fwrt,
 		.len[0] = sizeof(ldbg_cmd),
 	};
 	int block_idx = trans->num_blocks;
+	u32 buf_location = le32_to_cpu(alloc->tlv.buffer_location);
 
-	if (le32_to_cpu(alloc->tlv.buffer_location) !=
+	if (buf_location == IWL_FW_INI_LOCATION_SRAM_PATH) {
-	    IWL_FW_INI_LOCATION_DRAM_PATH)
+		if (!WARN(pnt != IWL_FW_INI_APPLY_EARLY,
+			  "Invalid apply point %d for SMEM buffer allocation",
+			  pnt))
+			/* set sram monitor by enabling bit 7 */
+			iwl_set_bit(fwrt->trans, CSR_HW_IF_CONFIG_REG,
+				    CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM);
+		return;
+	}
+
+	if (buf_location != IWL_FW_INI_LOCATION_DRAM_PATH)
 		return;
 
 	if (!alloc->is_alloc) {
@@ -1949,6 +2027,26 @@ static void iwl_fw_dbg_update_regions(struct iwl_fw_runtime *fwrt,
 	}
 }
 
+static int iwl_fw_dbg_trig_realloc(struct iwl_fw_runtime *fwrt,
+				   struct iwl_fw_ini_active_triggers *active,
+				   u32 id, int size)
+{
+	void *ptr;
+
+	if (size <= active->size)
+		return 0;
+
+	ptr = krealloc(active->trig, size, GFP_KERNEL);
+	if (!ptr) {
+		IWL_ERR(fwrt, "Failed to allocate memory for trigger %d\n", id);
+		return -ENOMEM;
+	}
+	active->trig = ptr;
+	active->size = size;
+
+	return 0;
+}
+
 static void iwl_fw_dbg_update_triggers(struct iwl_fw_runtime *fwrt,
 				       struct iwl_fw_ini_trigger_tlv *tlv,
 				       bool ext,
@@ -1961,43 +2059,63 @@ static void iwl_fw_dbg_update_triggers(struct iwl_fw_runtime *fwrt,
 		struct iwl_fw_ini_trigger *trig = iter;
 		struct iwl_fw_ini_active_triggers *active;
 		int id = le32_to_cpu(trig->trigger_id);
-		u32 num;
+		u32 trig_regs_size = le32_to_cpu(trig->num_regions) *
+			sizeof(__le32);
 
 		if (WARN_ON(id >= ARRAY_SIZE(fwrt->dump.active_trigs)))
 			break;
 
 		active = &fwrt->dump.active_trigs[id];
 
-		if (active->apply_point != apply_point) {
+		if (!active->active) {
-			active->conf = NULL;
+			size_t trig_size = sizeof(*trig) + trig_regs_size;
-			active->conf_ext = NULL;
-		}
 
-		num = le32_to_cpu(trig->num_regions);
+			if (iwl_fw_dbg_trig_realloc(fwrt, active, id,
+						    trig_size))
+				goto next;
+
+			memcpy(active->trig, trig, trig_size);
 
-		if (ext && active->apply_point == apply_point) {
-			num += le32_to_cpu(active->conf->num_regions);
-			if (trig->ignore_default) {
-				active->conf_ext = active->conf;
-				active->conf = trig;
-			} else {
-				active->conf_ext = trig;
-			}
 		} else {
-			active->conf = trig;
+			u32 conf_override =
+				!(le32_to_cpu(trig->override_trig) & 0xff);
+			u32 region_override =
+				!(le32_to_cpu(trig->override_trig) & 0xff00);
+			u32 offset = 0;
+			u32 active_regs =
+				le32_to_cpu(active->trig->num_regions);
+			u32 new_regs = le32_to_cpu(trig->num_regions);
+			int mem_to_add = trig_regs_size;
+
+			if (region_override) {
+				mem_to_add -= active_regs * sizeof(__le32);
+			} else {
+				offset += active_regs;
+				new_regs += active_regs;
+			}
+
+			if (iwl_fw_dbg_trig_realloc(fwrt, active, id,
+						    active->size + mem_to_add))
+				goto next;
+
+			if (conf_override)
+				memcpy(active->trig, trig, sizeof(*trig));
+
+			memcpy(active->trig->data + offset, trig->data,
+			       trig_regs_size);
+			active->trig->num_regions = cpu_to_le32(new_regs);
 		}
 
 		/* Since zero means infinity - just set to -1 */
-		if (!le32_to_cpu(trig->occurrences))
+		if (!le32_to_cpu(active->trig->occurrences))
-			trig->occurrences = cpu_to_le32(-1);
+			active->trig->occurrences = cpu_to_le32(-1);
-		if (!le32_to_cpu(trig->ignore_consec))
+		if (!le32_to_cpu(active->trig->ignore_consec))
-			trig->ignore_consec = cpu_to_le32(-1);
+			active->trig->ignore_consec = cpu_to_le32(-1);
 
-		iter += sizeof(*trig) +
+		active->active = true;
-			le32_to_cpu(trig->num_regions) * sizeof(__le32);
+next:
+		iter += sizeof(*trig) + trig_regs_size;
 
-		active->active = num;
-		active->apply_point = apply_point;
 	}
 }
 
@@ -2017,7 +2135,7 @@ static void _iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt,
 		case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION: {
 			struct iwl_fw_ini_allocation_data *buf_alloc = ini_tlv;
 
-			iwl_fw_dbg_buffer_apply(fwrt, ini_tlv);
+			iwl_fw_dbg_buffer_apply(fwrt, ini_tlv, pnt);
 			iter += sizeof(buf_alloc->is_alloc);
 			break;
 		}
@@ -2056,6 +2174,10 @@ void iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt,
 	if (apply_point == IWL_FW_INI_APPLY_EARLY) {
 		for (i = 0; i < IWL_FW_INI_MAX_REGION_ID; i++)
 			fwrt->dump.active_regs[i] = NULL;
+
+		/* disable the triggers, used in recovery flow */
+		for (i = 0; i < IWL_FW_TRIGGER_ID_NUM; i++)
+			fwrt->dump.active_trigs[i].active = false;
 	}
 
 	_iwl_fw_dbg_apply_point(fwrt, data, apply_point, false);

drivers/net/wireless/intel/iwlwifi/fw/dbg.h

@@ -8,7 +8,7 @@
  * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -162,9 +162,9 @@ iwl_fw_dbg_trigger_stop_conf_match(struct iwl_fw_runtime *fwrt,
 }
 
 static inline bool
-iwl_fw_dbg_no_trig_window(struct iwl_fw_runtime *fwrt, u32 id, u32 dis_ms)
+iwl_fw_dbg_no_trig_window(struct iwl_fw_runtime *fwrt, u32 id, u32 dis_usec)
 {
-	unsigned long wind_jiff = msecs_to_jiffies(dis_ms);
+	unsigned long wind_jiff = usecs_to_jiffies(dis_usec);
 
 	/* If this is the first event checked, jump to update start ts */
 	if (fwrt->dump.non_collect_ts_start[id] &&
@@ -181,11 +181,12 @@ iwl_fw_dbg_trigger_check_stop(struct iwl_fw_runtime *fwrt,
 			      struct wireless_dev *wdev,
 			      struct iwl_fw_dbg_trigger_tlv *trig)
 {
+	u32 usec = le16_to_cpu(trig->trig_dis_ms) * USEC_PER_MSEC;
+
 	if (wdev && !iwl_fw_dbg_trigger_vif_match(trig, wdev))
 		return false;
 
-	if (iwl_fw_dbg_no_trig_window(fwrt, le32_to_cpu(trig->id),
+	if (iwl_fw_dbg_no_trig_window(fwrt, le32_to_cpu(trig->id), usec)) {
-				      le16_to_cpu(trig->trig_dis_ms))) {
 		IWL_WARN(fwrt, "Trigger %d occurred while no-collect window.\n",
 			 trig->id);
 		return false;
@@ -222,23 +223,22 @@ _iwl_fw_dbg_trigger_on(struct iwl_fw_runtime *fwrt,
 })
 
 static inline bool
-_iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
+iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
-		       const enum iwl_fw_dbg_trigger id)
+		      enum iwl_fw_ini_trigger_id id)
 {
-	struct iwl_fw_ini_active_triggers *trig = &fwrt->dump.active_trigs[id];
+	struct iwl_fw_ini_trigger *trig;
-	u32 ms;
+	u32 usec;
 
-	if (!fwrt->trans->ini_valid)
+
+
+	if (!fwrt->trans->ini_valid || id >= IWL_FW_TRIGGER_ID_NUM ||
+	    !fwrt->dump.active_trigs[id].active)
 		return false;
 
-	if (!trig || !trig->active)
+	trig = fwrt->dump.active_trigs[id].trig;
-		return false;
+	usec = le32_to_cpu(trig->ignore_consec);
 
-	ms = le32_to_cpu(trig->conf->ignore_consec);
+	if (iwl_fw_dbg_no_trig_window(fwrt, id, usec)) {
-	if (ms)
-		ms /= USEC_PER_MSEC;
-
-	if (iwl_fw_dbg_no_trig_window(fwrt, id, ms)) {
 		IWL_WARN(fwrt, "Trigger %d fired in no-collect window\n", id);
 		return false;
 	}
@@ -246,12 +246,6 @@ _iwl_fw_ini_trigger_on(struct iwl_fw_runtime *fwrt,
 	return true;
 }
 
-#define iwl_fw_ini_trigger_on(fwrt, wdev, id) ({		\
-	BUILD_BUG_ON(!__builtin_constant_p(id));		\
-	BUILD_BUG_ON((id) >= IWL_FW_TRIGGER_ID_NUM);		\
-	_iwl_fw_ini_trigger_on((fwrt), (wdev), (id));		\
-})
-
 static inline void
 _iwl_fw_dbg_trigger_simple_stop(struct iwl_fw_runtime *fwrt,
 				struct wireless_dev *wdev,
@@ -298,13 +292,13 @@ _iwl_fw_dbg_stop_recording(struct iwl_trans *trans,
 	}
 
 	if (params) {
-		params->in_sample = iwl_read_prph(trans, DBGC_IN_SAMPLE);
+		params->in_sample = iwl_read_umac_prph(trans, DBGC_IN_SAMPLE);
-		params->out_ctrl = iwl_read_prph(trans, DBGC_OUT_CTRL);
+		params->out_ctrl = iwl_read_umac_prph(trans, DBGC_OUT_CTRL);
 	}
 
-	iwl_write_prph(trans, DBGC_IN_SAMPLE, 0);
+	iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, 0);
 	udelay(100);
-	iwl_write_prph(trans, DBGC_OUT_CTRL, 0);
+	iwl_write_umac_prph(trans, DBGC_OUT_CTRL, 0);
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 	trans->dbg_rec_on = false;
 #endif
@@ -332,9 +326,9 @@ _iwl_fw_dbg_restart_recording(struct iwl_trans *trans,
 		iwl_clear_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1);
 		iwl_set_bits_prph(trans, MON_BUFF_SAMPLE_CTL, 0x1);
 	} else {
-		iwl_write_prph(trans, DBGC_IN_SAMPLE, params->in_sample);
+		iwl_write_umac_prph(trans, DBGC_IN_SAMPLE, params->in_sample);
 		udelay(100);
-		iwl_write_prph(trans, DBGC_OUT_CTRL, params->out_ctrl);
+		iwl_write_umac_prph(trans, DBGC_OUT_CTRL, params->out_ctrl);
 	}
 }
 
@@ -375,7 +369,9 @@ static inline bool iwl_fw_dbg_is_d3_debug_enabled(struct iwl_fw_runtime *fwrt)
 {
 	return fw_has_capa(&fwrt->fw->ucode_capa,
 			   IWL_UCODE_TLV_CAPA_D3_DEBUG) &&
-		fwrt->trans->cfg->d3_debug_data_length &&
+		fwrt->trans->cfg->d3_debug_data_length && fwrt->ops &&
+		fwrt->ops->d3_debug_enable &&
+		fwrt->ops->d3_debug_enable(fwrt->ops_ctx) &&
 		iwl_fw_dbg_type_on(fwrt, IWL_FW_ERROR_DUMP_D3_DEBUG_DATA);
 }
 
@@ -442,6 +438,26 @@ void iwl_fw_dbg_apply_point(struct iwl_fw_runtime *fwrt,
 
 void iwl_fwrt_stop_device(struct iwl_fw_runtime *fwrt);
 
+static inline void iwl_fw_lmac1_set_alive_err_table(struct iwl_trans *trans,
+						    u32 lmac_error_event_table)
+{
+	if (!(trans->error_event_table_tlv_status &
+	      IWL_ERROR_EVENT_TABLE_LMAC1) ||
+	    WARN_ON(trans->lmac_error_event_table[0] !=
+		    lmac_error_event_table))
+		trans->lmac_error_event_table[0] = lmac_error_event_table;
+}
+
+static inline void iwl_fw_umac_set_alive_err_table(struct iwl_trans *trans,
+						   u32 umac_error_event_table)
+{
+	if (!(trans->error_event_table_tlv_status &
+	      IWL_ERROR_EVENT_TABLE_UMAC) ||
+	    WARN_ON(trans->umac_error_event_table !=
+		    umac_error_event_table))
+		trans->umac_error_event_table = umac_error_event_table;
+}
+
 /* This bit is used to differentiate the legacy dump from the ini dump */
 #define INI_DUMP_BIT BIT(31)
 

drivers/net/wireless/intel/iwlwifi/fw/error-dump.h

@@ -301,7 +301,7 @@ struct iwl_fw_ini_error_dump_header {
 /**
  * struct iwl_fw_ini_error_dump - ini region dump
  * @header: the header of this region
- * @ranges: the memory ranges of this this region
+ * @ranges: the memory ranges of this region
  */
 struct iwl_fw_ini_error_dump {
 	struct iwl_fw_ini_error_dump_header header;
@@ -322,6 +322,20 @@ struct iwl_fw_error_dump_rb {
 	u8 data[];
 };
 
+/**
+ * struct iwl_fw_ini_monitor_dram_dump - ini dram monitor dump
+ * @header - header of the region
+ * @write_ptr - write pointer position in the dram
+ * @cycle_cnt - cycles count
+ * @ranges - the memory ranges of this this region
+ */
+struct iwl_fw_ini_monitor_dram_dump {
+	struct iwl_fw_ini_error_dump_header header;
+	__le32 write_ptr;
+	__le32 cycle_cnt;
+	struct iwl_fw_ini_error_dump_range ranges[];
+} __packed;
+
 /**
  * struct iwl_fw_error_dump_paging - content of the UMAC's image page
  *	block on DRAM

drivers/net/wireless/intel/iwlwifi/fw/file.h

@@ -9,6 +9,7 @@
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
  * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -32,6 +33,7 @@
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
  * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -143,6 +145,9 @@ enum iwl_ucode_tlv_type {
 	IWL_UCODE_TLV_FW_GSCAN_CAPA	= 50,
 	IWL_UCODE_TLV_FW_MEM_SEG	= 51,
 	IWL_UCODE_TLV_IML		= 52,
+	IWL_UCODE_TLV_UMAC_DEBUG_ADDRS	= 54,
+	IWL_UCODE_TLV_LMAC_DEBUG_ADDRS	= 55,
+	IWL_UCODE_TLV_FW_RECOVERY_INFO	= 57,
 	IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION	= IWL_UCODE_INI_TLV_GROUP | 0x1,
 	IWL_UCODE_TLV_TYPE_HCMD			= IWL_UCODE_INI_TLV_GROUP | 0x2,
 	IWL_UCODE_TLV_TYPE_REGIONS		= IWL_UCODE_INI_TLV_GROUP | 0x3,
@@ -267,6 +272,8 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t;
  *	version of the beacon notification.
  * @IWL_UCODE_TLV_API_BEACON_FILTER_V4: This ucode supports v4 of
  *	BEACON_FILTER_CONFIG_API_S_VER_4.
+ * @IWL_UCODE_TLV_API_FTM_NEW_RANGE_REQ: This ucode supports v7 of
+ *	LOCATION_RANGE_REQ_CMD_API_S and v6 of LOCATION_RANGE_RESP_NTFY_API_S.
  *
  * @NUM_IWL_UCODE_TLV_API: number of bits used
  */
@@ -293,6 +300,7 @@ enum iwl_ucode_tlv_api {
 	IWL_UCODE_TLV_API_REDUCE_TX_POWER	= (__force iwl_ucode_tlv_api_t)45,
 	IWL_UCODE_TLV_API_SHORT_BEACON_NOTIF	= (__force iwl_ucode_tlv_api_t)46,
 	IWL_UCODE_TLV_API_BEACON_FILTER_V4      = (__force iwl_ucode_tlv_api_t)47,
+	IWL_UCODE_TLV_API_FTM_NEW_RANGE_REQ     = (__force iwl_ucode_tlv_api_t)49,
 
 	NUM_IWL_UCODE_TLV_API
 #ifdef __CHECKER__
@@ -370,12 +378,15 @@ typedef unsigned int __bitwise iwl_ucode_tlv_capa_t;
  *	capability.
  * @IWL_UCODE_TLV_CAPA_CSI_REPORTING: firmware is capable of being configured
  *	to report the CSI information with (certain) RX frames
+ * @IWL_UCODE_TLV_CAPA_FTM_CALIBRATED: has FTM calibrated and thus supports both
+ *	initiator and responder
  *
  * @IWL_UCODE_TLV_CAPA_MLME_OFFLOAD: supports MLME offload
  *
  * @NUM_IWL_UCODE_TLV_CAPA: number of bits used
  */
 enum iwl_ucode_tlv_capa {
+	/* set 0 */
 	IWL_UCODE_TLV_CAPA_D0I3_SUPPORT			= (__force iwl_ucode_tlv_capa_t)0,
 	IWL_UCODE_TLV_CAPA_LAR_SUPPORT			= (__force iwl_ucode_tlv_capa_t)1,
 	IWL_UCODE_TLV_CAPA_UMAC_SCAN			= (__force iwl_ucode_tlv_capa_t)2,
@@ -397,6 +408,8 @@ enum iwl_ucode_tlv_capa {
 	IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC		= (__force iwl_ucode_tlv_capa_t)29,
 	IWL_UCODE_TLV_CAPA_BT_COEX_RRC			= (__force iwl_ucode_tlv_capa_t)30,
 	IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT		= (__force iwl_ucode_tlv_capa_t)31,
+
+	/* set 1 */
 	IWL_UCODE_TLV_CAPA_STA_PM_NOTIF			= (__force iwl_ucode_tlv_capa_t)38,
 	IWL_UCODE_TLV_CAPA_BINDING_CDB_SUPPORT		= (__force iwl_ucode_tlv_capa_t)39,
 	IWL_UCODE_TLV_CAPA_CDB_SUPPORT			= (__force iwl_ucode_tlv_capa_t)40,
@@ -406,6 +419,9 @@ enum iwl_ucode_tlv_capa {
 	IWL_UCODE_TLV_CAPA_COEX_SCHEMA_2		= (__force iwl_ucode_tlv_capa_t)45,
 	IWL_UCODE_TLV_CAPA_CHANNEL_SWITCH_CMD		= (__force iwl_ucode_tlv_capa_t)46,
 	IWL_UCODE_TLV_CAPA_ULTRA_HB_CHANNELS		= (__force iwl_ucode_tlv_capa_t)48,
+	IWL_UCODE_TLV_CAPA_FTM_CALIBRATED		= (__force iwl_ucode_tlv_capa_t)47,
+
+	/* set 2 */
 	IWL_UCODE_TLV_CAPA_EXTENDED_DTS_MEASURE		= (__force iwl_ucode_tlv_capa_t)64,
 	IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS		= (__force iwl_ucode_tlv_capa_t)65,
 	IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT		= (__force iwl_ucode_tlv_capa_t)67,
@@ -426,6 +442,7 @@ enum iwl_ucode_tlv_capa {
 	IWL_UCODE_TLV_CAPA_MCC_UPDATE_11AX_SUPPORT	= (__force iwl_ucode_tlv_capa_t)89,
 	IWL_UCODE_TLV_CAPA_CSI_REPORTING		= (__force iwl_ucode_tlv_capa_t)90,
 
+	/* set 3 */
 	IWL_UCODE_TLV_CAPA_MLME_OFFLOAD			= (__force iwl_ucode_tlv_capa_t)96,
 
 	NUM_IWL_UCODE_TLV_CAPA

drivers/net/wireless/intel/iwlwifi/fw/img.h

@@ -105,6 +105,8 @@ struct iwl_ucode_capabilities {
 	u32 n_scan_channels;
 	u32 standard_phy_calibration_size;
 	u32 flags;
+	u32 error_log_addr;
+	u32 error_log_size;
 	unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)];
 	unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)];
 };
@@ -234,15 +236,13 @@ struct iwl_fw_ini_allocation_data {
 /**
  * struct iwl_fw_ini_active_triggers
  * @active: is this trigger active
- * @apply_point: last apply point that updated this trigger
+ * @size: allocated memory size of the trigger
- * @conf: active trigger
+ * @trig: trigger
- * @conf_ext: second trigger, contains extra regions to dump
  */
 struct iwl_fw_ini_active_triggers {
 	bool active;
-	enum iwl_fw_ini_apply_point apply_point;
+	size_t size;
-	struct iwl_fw_ini_trigger *conf;
+	struct iwl_fw_ini_trigger *trig;
-	struct iwl_fw_ini_trigger *conf_ext;
 };
 
 /**

drivers/net/wireless/intel/iwlwifi/fw/runtime.h

@@ -6,7 +6,7 @@
  * GPL LICENSE SUMMARY
  *
  * Copyright(c) 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright (C) 2018-2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -27,7 +27,7 @@
  * BSD LICENSE
  *
  * Copyright(c) 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright (C) 2018-2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -73,6 +73,7 @@ struct iwl_fw_runtime_ops {
 	void (*dump_end)(void *ctx);
 	bool (*fw_running)(void *ctx);
 	int (*send_hcmd)(void *ctx, struct iwl_host_cmd *host_cmd);
+	bool (*d3_debug_enable)(void *ctx);
 };
 
 #define MAX_NUM_LMAC 2
@@ -137,7 +138,7 @@ struct iwl_fw_runtime {
 		u8 conf;
 
 		/* ts of the beginning of a non-collect fw dbg data period */
-		unsigned long non_collect_ts_start[IWL_FW_TRIGGER_ID_NUM - 1];
+		unsigned long non_collect_ts_start[IWL_FW_TRIGGER_ID_NUM];
 		u32 *d3_debug_data;
 		struct iwl_fw_ini_region_cfg *active_regs[IWL_FW_INI_MAX_REGION_ID];
 		struct iwl_fw_ini_active_triggers active_trigs[IWL_FW_TRIGGER_ID_NUM];
@@ -160,8 +161,20 @@ void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans,
 
 static inline void iwl_fw_runtime_free(struct iwl_fw_runtime *fwrt)
 {
+	int i;
+
 	kfree(fwrt->dump.d3_debug_data);
 	fwrt->dump.d3_debug_data = NULL;
+
+	for (i = 0; i < IWL_FW_TRIGGER_ID_NUM; i++) {
+		struct iwl_fw_ini_active_triggers *active =
+			&fwrt->dump.active_trigs[i];
+
+		active->active = false;
+		active->size = 0;
+		kfree(active->trig);
+		active->trig = NULL;
+	}
 }
 
 void iwl_fw_runtime_suspend(struct iwl_fw_runtime *fwrt);

drivers/net/wireless/intel/iwlwifi/iwl-config.h

@@ -7,7 +7,7 @@
  *
  * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
  * Copyright (C) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -29,7 +29,7 @@
  *
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright (C) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -89,6 +89,7 @@ enum iwl_device_family {
 	IWL_DEVICE_FAMILY_9000,
 	IWL_DEVICE_FAMILY_22000,
 	IWL_DEVICE_FAMILY_22560,
+	IWL_DEVICE_FAMILY_AX210,
 };
 
 /*
@@ -380,6 +381,8 @@ struct iwl_csr_params {
  * @d3_debug_data_base_addr: base address where D3 debug data is stored
  * @d3_debug_data_length: length of the D3 debug data
  * @bisr_workaround: BISR hardware workaround (for 22260 series devices)
+ * @min_txq_size: minimum number of slots required in a TX queue
+ * @umac_prph_offset: offset to add to UMAC periphery address
  *
  * We enable the driver to be backward compatible wrt. hardware features.
  * API differences in uCode shouldn't be handled here but through TLVs
@@ -445,6 +448,8 @@ struct iwl_cfg {
 	u32 extra_phy_cfg_flags;
 	u32 d3_debug_data_base_addr;
 	u32 d3_debug_data_length;
+	u32 min_txq_size;
+	u32 umac_prph_offset;
 };
 
 extern const struct iwl_csr_params iwl_csr_v1;
@@ -560,9 +565,13 @@ extern const struct iwl_cfg iwl22000_2ax_cfg_jf;
 extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0_f0;
 extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_b0_f0;
 extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_b0;
-extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_jf_b0;
+extern const struct iwl_cfg iwl9560_2ac_cfg_qnj_jf_b0;
 extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0;
 extern const struct iwl_cfg iwl22560_2ax_cfg_su_cdb;
+extern const struct iwl_cfg iwlax210_2ax_cfg_so_jf_a0;
+extern const struct iwl_cfg iwlax210_2ax_cfg_so_hr_a0;
+extern const struct iwl_cfg iwlax210_2ax_cfg_so_gf_a0;
+extern const struct iwl_cfg iwlax210_2ax_cfg_ty_gf_a0;
 #endif /* CPTCFG_IWLMVM || CPTCFG_IWLFMAC */
 
 #endif /* __IWL_CONFIG_H__ */

drivers/net/wireless/intel/iwlwifi/iwl-csr.h

@@ -180,6 +180,7 @@
 /* Bits for CSR_HW_IF_CONFIG_REG */
 #define CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH	(0x00000003)
 #define CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP	(0x0000000C)
+#define CSR_HW_IF_CONFIG_REG_BIT_MONITOR_SRAM	(0x00000080)
 #define CSR_HW_IF_CONFIG_REG_MSK_BOARD_VER	(0x000000C0)
 #define CSR_HW_IF_CONFIG_REG_BIT_MAC_SI		(0x00000100)
 #define CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI	(0x00000200)
@@ -327,11 +328,14 @@ enum {
 #define CSR_HW_REV_TYPE_QNJ		(0x0000360)
 #define CSR_HW_REV_TYPE_QNJ_B0		(0x0000364)
 #define CSR_HW_REV_TYPE_HR_CDB		(0x0000340)
+#define CSR_HW_REV_TYPE_SO		(0x0000370)
+#define CSR_HW_REV_TYPE_TY		(0x0000420)
 
 /* RF_ID value */
 #define CSR_HW_RF_ID_TYPE_JF		(0x00105100)
 #define CSR_HW_RF_ID_TYPE_HR		(0x0010A000)
 #define CSR_HW_RF_ID_TYPE_HRCDB		(0x00109F00)
+#define CSR_HW_RF_ID_TYPE_GF		(0x0010D000)
 
 /* HW_RF CHIP ID  */
 #define CSR_HW_RF_ID_TYPE_CHIP_ID(_val) (((_val) >> 12) & 0xFFF)
@@ -593,6 +597,7 @@ enum msix_hw_int_causes {
 	MSIX_HW_INT_CAUSES_REG_ALIVE		= BIT(0),
 	MSIX_HW_INT_CAUSES_REG_WAKEUP		= BIT(1),
 	MSIX_HW_INT_CAUSES_REG_IPC		= BIT(1),
+	MSIX_HW_INT_CAUSES_REG_IML              = BIT(2),
 	MSIX_HW_INT_CAUSES_REG_SW_ERR_V2	= BIT(5),
 	MSIX_HW_INT_CAUSES_REG_CT_KILL		= BIT(6),
 	MSIX_HW_INT_CAUSES_REG_RF_KILL		= BIT(7),

drivers/net/wireless/intel/iwlwifi/iwl-debug.h

@@ -1,6 +1,7 @@
 /******************************************************************************
  *
  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
+ * Copyright (C) 2018 Intel Corporation
  *
  * Portions of this file are derived from the ipw3945 project.
  *
@@ -159,7 +160,7 @@ do {                                            			\
 /* 0x000F0000 - 0x00010000 */
 #define IWL_DL_FW		0x00010000
 #define IWL_DL_RF_KILL		0x00020000
-#define IWL_DL_FW_ERRORS	0x00040000
+#define IWL_DL_TPT		0x00040000
 /* 0x00F00000 - 0x00100000 */
 #define IWL_DL_RATE		0x00100000
 #define IWL_DL_CALIB		0x00200000
@@ -193,7 +194,6 @@ do {                                            			\
 #define IWL_DEBUG_CALIB(p, f, a...)	IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
 #define IWL_DEBUG_FW(p, f, a...)	IWL_DEBUG(p, IWL_DL_FW, f, ## a)
 #define IWL_DEBUG_RF_KILL(p, f, a...)	IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
-#define IWL_DEBUG_FW_ERRORS(p, f, a...)	IWL_DEBUG(p, IWL_DL_FW_ERRORS, f, ## a)
 #define IWL_DEBUG_DROP(p, f, a...)	IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
 #define IWL_DEBUG_DROP_LIMIT(p, f, a...)	\
 		IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
@@ -215,6 +215,7 @@ do {                                            			\
 #define IWL_DEBUG_DEV_RADIO(p, f, a...)	IWL_DEBUG_DEV(p, IWL_DL_RADIO, f, ## a)
 #define IWL_DEBUG_POWER(p, f, a...)	IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 #define IWL_DEBUG_11H(p, f, a...)	IWL_DEBUG(p, IWL_DL_11H, f, ## a)
+#define IWL_DEBUG_TPT(p, f, a...)	IWL_DEBUG(p, IWL_DL_TPT, f, ## a)
 #define IWL_DEBUG_RPM(p, f, a...)	IWL_DEBUG(p, IWL_DL_RPM, f, ## a)
 #define IWL_DEBUG_LAR(p, f, a...)	IWL_DEBUG(p, IWL_DL_LAR, f, ## a)
 

drivers/net/wireless/intel/iwlwifi/iwl-drv.c

@@ -8,6 +8,7 @@
  * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,6 +31,7 @@
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -75,6 +77,7 @@
 #include "iwl-dbg-tlv.h"
 #include "iwl-config.h"
 #include "iwl-modparams.h"
+#include "fw/api/alive.h"
 
 /******************************************************************************
  *
@@ -588,6 +591,8 @@ static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv,
 	return 0;
 }
 
+#define FW_ADDR_CACHE_CONTROL 0xC0000000
+
 static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
 				const struct firmware *ucode_raw,
 				struct iwl_firmware_pieces *pieces,
@@ -1085,6 +1090,52 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
 				return -ENOMEM;
 			break;
 			}
+		case IWL_UCODE_TLV_FW_RECOVERY_INFO: {
+			struct {
+				__le32 buf_addr;
+				__le32 buf_size;
+			} *recov_info = (void *)tlv_data;
+
+			if (tlv_len != sizeof(*recov_info))
+				goto invalid_tlv_len;
+			capa->error_log_addr =
+				le32_to_cpu(recov_info->buf_addr);
+			capa->error_log_size =
+				le32_to_cpu(recov_info->buf_size);
+			}
+			break;
+		case IWL_UCODE_TLV_UMAC_DEBUG_ADDRS: {
+			struct iwl_umac_debug_addrs *dbg_ptrs =
+				(void *)tlv_data;
+
+			if (tlv_len != sizeof(*dbg_ptrs))
+				goto invalid_tlv_len;
+			if (drv->trans->cfg->device_family <
+			    IWL_DEVICE_FAMILY_22000)
+				break;
+			drv->trans->umac_error_event_table =
+				le32_to_cpu(dbg_ptrs->error_info_addr) &
+				~FW_ADDR_CACHE_CONTROL;
+			drv->trans->error_event_table_tlv_status |=
+				IWL_ERROR_EVENT_TABLE_UMAC;
+			break;
+			}
+		case IWL_UCODE_TLV_LMAC_DEBUG_ADDRS: {
+			struct iwl_lmac_debug_addrs *dbg_ptrs =
+				(void *)tlv_data;
+
+			if (tlv_len != sizeof(*dbg_ptrs))
+				goto invalid_tlv_len;
+			if (drv->trans->cfg->device_family <
+			    IWL_DEVICE_FAMILY_22000)
+				break;
+			drv->trans->lmac_error_event_table[0] =
+				le32_to_cpu(dbg_ptrs->error_event_table_ptr) &
+				~FW_ADDR_CACHE_CONTROL;
+			drv->trans->error_event_table_tlv_status |=
+				IWL_ERROR_EVENT_TABLE_LMAC1;
+			break;
+			}
 		case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION:
 		case IWL_UCODE_TLV_TYPE_HCMD:
 		case IWL_UCODE_TLV_TYPE_REGIONS:
@@ -1262,8 +1313,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
 	fw->ucode_capa.standard_phy_calibration_size =
 			IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE;
 	fw->ucode_capa.n_scan_channels = IWL_DEFAULT_SCAN_CHANNELS;
-	/* dump all fw memory areas by default except d3 debug data */
+	/* dump all fw memory areas by default */
-	fw->dbg.dump_mask = 0xfffdffff;
+	fw->dbg.dump_mask = 0xffffffff;
 
 	pieces = kzalloc(sizeof(*pieces), GFP_KERNEL);
 	if (!pieces)

drivers/net/wireless/intel/iwlwifi/iwl-io.c

@@ -7,7 +7,7 @@
  *
  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright(C) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -29,7 +29,7 @@
  *
  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -307,9 +307,12 @@ void iwl_force_nmi(struct iwl_trans *trans)
 	if (trans->cfg->device_family < IWL_DEVICE_FAMILY_9000)
 		iwl_write_prph(trans, DEVICE_SET_NMI_REG,
 			       DEVICE_SET_NMI_VAL_DRV);
+	else if (trans->cfg->device_family < IWL_DEVICE_FAMILY_AX210)
+		iwl_write_umac_prph(trans, UREG_NIC_SET_NMI_DRIVER,
+				UREG_NIC_SET_NMI_DRIVER_NMI_FROM_DRIVER_MSK);
 	else
-		iwl_write_prph(trans, UREG_NIC_SET_NMI_DRIVER,
+		iwl_write_umac_prph(trans, UREG_DOORBELL_TO_ISR6,
-			       UREG_NIC_SET_NMI_DRIVER_NMI_FROM_DRIVER_MSK);
+				    UREG_DOORBELL_TO_ISR6_NMI_BIT);
 }
 IWL_EXPORT_SYMBOL(iwl_force_nmi);
 

drivers/net/wireless/intel/iwlwifi/iwl-io.h

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -25,7 +25,7 @@
  *
  * BSD LICENSE
  *
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -104,4 +104,43 @@ int iwl_finish_nic_init(struct iwl_trans *trans);
 /* Error handling */
 int iwl_dump_fh(struct iwl_trans *trans, char **buf);
 
+/*
+ * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
+ * device family AX200. So peripheries used in families above and below AX200
+ * should go through iwl_..._umac_..._prph.
+ */
+static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
+{
+	return ofs + trans->cfg->umac_prph_offset;
+}
+
+static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
+{
+	return iwl_read_prph_no_grab(trans, ofs + trans->cfg->umac_prph_offset);
+}
+
+static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
+{
+	return iwl_read_prph(trans, ofs + trans->cfg->umac_prph_offset);
+}
+
+static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
+					       u32 val)
+{
+	iwl_write_prph_no_grab(trans,  ofs + trans->cfg->umac_prph_offset, val);
+}
+
+static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
+				       u32 val)
+{
+	iwl_write_prph(trans,  ofs + trans->cfg->umac_prph_offset, val);
+}
+
+static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
+					 u32 bits, u32 mask, int timeout)
+{
+	return iwl_poll_prph_bit(trans, addr + trans->cfg->umac_prph_offset,
+				 bits, mask, timeout);
+}
+
 #endif

drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c

@@ -1102,12 +1102,12 @@ iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
 	int max_num_ch = cfg->nvm_type == IWL_NVM_EXT ?
 			 IWL_NVM_NUM_CHANNELS_EXT : IWL_NVM_NUM_CHANNELS;
 
-	if (WARN_ON_ONCE(num_of_ch > NL80211_MAX_SUPP_REG_RULES))
-		return ERR_PTR(-EINVAL);
-
 	if (WARN_ON(num_of_ch > max_num_ch))
 		num_of_ch = max_num_ch;
 
+	if (WARN_ON_ONCE(num_of_ch > NL80211_MAX_SUPP_REG_RULES))
+		return ERR_PTR(-EINVAL);
+
 	IWL_DEBUG_DEV(dev, IWL_DL_LAR, "building regdom for %d channels\n",
 		      num_of_ch);
 

drivers/net/wireless/intel/iwlwifi/iwl-prph.h

@@ -8,7 +8,7 @@
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2016        Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2016        Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -433,4 +433,7 @@ enum {
 #define HPM_DEBUG			0xA03440
 #define PERSISTENCE_BIT			BIT(12)
 #define PREG_WFPM_ACCESS		BIT(12)
+
+#define UREG_DOORBELL_TO_ISR6		0xA05C04
+#define UREG_DOORBELL_TO_ISR6_NMI_BIT	BIT(0)
 #endif				/* __iwl_prph_h__ */

drivers/net/wireless/intel/iwlwifi/iwl-trans.h

@@ -232,6 +232,12 @@ enum iwl_hcmd_dataflag {
 	IWL_HCMD_DFL_DUP	= BIT(1),
 };
 
+enum iwl_error_event_table_status {
+	IWL_ERROR_EVENT_TABLE_LMAC1 = BIT(0),
+	IWL_ERROR_EVENT_TABLE_LMAC2 = BIT(1),
+	IWL_ERROR_EVENT_TABLE_UMAC = BIT(2),
+};
+
 /**
  * struct iwl_host_cmd - Host command to the uCode
  *
@@ -759,6 +765,10 @@ struct iwl_self_init_dram {
  *	mode is set during the initialization phase and is not
  *	supposed to change during runtime.
  * @dbg_rec_on: true iff there is a fw debug recording currently active
+ * @lmac_error_event_table: addrs of lmacs error tables
+ * @umac_error_event_table: addr of umac error table
+ * @error_event_table_tlv_status: bitmap that indicates what error table
+ *	pointers was recevied via TLV. use enum &iwl_error_event_table_status
  */
 struct iwl_trans {
 	const struct iwl_trans_ops *ops;

drivers/net/wireless/intel/iwlwifi/mvm/Makefile

@@ -5,6 +5,7 @@ iwlmvm-y += utils.o rx.o rxmq.o tx.o binding.o quota.o sta.o sf.o
 iwlmvm-y += scan.o time-event.o rs.o rs-fw.o
 iwlmvm-y += power.o coex.o
 iwlmvm-y += tt.o offloading.o tdls.o
+iwlmvm-y += ftm-responder.o ftm-initiator.o
 iwlmvm-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o debugfs-vif.o
 iwlmvm-$(CONFIG_IWLWIFI_LEDS) += led.o
 iwlmvm-$(CONFIG_PM) += d3.o

drivers/net/wireless/intel/iwlwifi/mvm/constants.h

@@ -8,6 +8,7 @@
  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2015        Intel Deutschland GmbH
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -30,6 +31,7 @@
  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2015        Intel Deutschland GmbH
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -63,6 +65,7 @@
 #define __MVM_CONSTANTS_H
 
 #include <linux/ieee80211.h>
+#include "fw-api.h"
 
 #define IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM		20
 
@@ -145,5 +148,8 @@
 #define IWL_MVM_RS_TPC_SR_NO_INCREASE		85	/* percent */
 #define IWL_MVM_RS_TPC_TX_POWER_STEP		3
 #define IWL_MVM_ENABLE_EBS			1
+#define IWL_MVM_FTM_INITIATOR_ALGO		IWL_TOF_ALGO_TYPE_MAX_LIKE
+#define IWL_MVM_FTM_INITIATOR_DYNACK		true
+#define IWL_MVM_D3_DEBUG			false
 
 #endif /* __MVM_CONSTANTS_H */

drivers/net/wireless/intel/iwlwifi/mvm/d3.c

@@ -1899,7 +1899,7 @@ static void iwl_mvm_d3_disconnect_iter(void *data, u8 *mac,
 static int iwl_mvm_check_rt_status(struct iwl_mvm *mvm,
 				   struct ieee80211_vif *vif)
 {
-	u32 base = mvm->error_event_table[0];
+	u32 base = mvm->trans->lmac_error_event_table[0];
 	struct error_table_start {
 		/* cf. struct iwl_error_event_table */
 		u32 valid;

drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c

@@ -1188,6 +1188,108 @@ out:
 	return ret ?: count;
 }
 
+static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
+{
+	struct ieee80211_vif *vif;
+	struct iwl_mvm_vif *mvmvif;
+	struct sk_buff *beacon;
+	struct ieee80211_tx_info *info;
+	struct iwl_mac_beacon_cmd beacon_cmd = {};
+	u8 rate;
+	u16 flags;
+	int i;
+
+	len /= 2;
+
+	/* Element len should be represented by u8 */
+	if (len >= U8_MAX)
+		return -EINVAL;
+
+	if (!iwl_mvm_firmware_running(mvm))
+		return -EIO;
+
+	if (!iwl_mvm_has_new_tx_api(mvm) &&
+	    !fw_has_api(&mvm->fw->ucode_capa,
+			IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE))
+		return -EINVAL;
+
+	rcu_read_lock();
+
+	for (i = 0; i < NUM_MAC_INDEX_DRIVER; i++) {
+		vif = iwl_mvm_rcu_dereference_vif_id(mvm, i, true);
+		if (!vif)
+			continue;
+
+		if (vif->type == NL80211_IFTYPE_AP)
+			break;
+	}
+
+	if (i == NUM_MAC_INDEX_DRIVER || !vif)
+		goto out_err;
+
+	mvm->hw->extra_beacon_tailroom = len;
+
+	beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL);
+	if (!beacon)
+		goto out_err;
+
+	if (len && hex2bin(skb_put_zero(beacon, len), bin, len)) {
+		dev_kfree_skb(beacon);
+		goto out_err;
+	}
+
+	mvmvif = iwl_mvm_vif_from_mac80211(vif);
+	info = IEEE80211_SKB_CB(beacon);
+	rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif);
+	flags = iwl_mvm_mac80211_idx_to_hwrate(rate);
+
+	if (rate == IWL_FIRST_CCK_RATE)
+		flags |= IWL_MAC_BEACON_CCK;
+
+	beacon_cmd.flags = cpu_to_le16(flags);
+	beacon_cmd.byte_cnt = cpu_to_le16((u16)beacon->len);
+	beacon_cmd.template_id = cpu_to_le32((u32)mvmvif->id);
+
+	iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd.tim_idx,
+				 &beacon_cmd.tim_size,
+				 beacon->data, beacon->len);
+
+	mutex_lock(&mvm->mutex);
+	iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
+					 sizeof(beacon_cmd));
+	mutex_unlock(&mvm->mutex);
+
+	dev_kfree_skb(beacon);
+
+	rcu_read_unlock();
+	return 0;
+
+out_err:
+	rcu_read_unlock();
+	return -EINVAL;
+}
+
+static ssize_t iwl_dbgfs_inject_beacon_ie_write(struct iwl_mvm *mvm,
+						char *buf, size_t count,
+						loff_t *ppos)
+{
+	int ret = _iwl_dbgfs_inject_beacon_ie(mvm, buf, count);
+
+	mvm->hw->extra_beacon_tailroom = 0;
+	return ret ?: count;
+}
+
+static ssize_t iwl_dbgfs_inject_beacon_ie_restore_write(struct iwl_mvm *mvm,
+							char *buf,
+							size_t count,
+							loff_t *ppos)
+{
+	int ret = _iwl_dbgfs_inject_beacon_ie(mvm, NULL, 0);
+
+	mvm->hw->extra_beacon_tailroom = 0;
+	return ret ?: count;
+}
+
 static ssize_t iwl_dbgfs_fw_dbg_conf_read(struct file *file,
 					  char __user *user_buf,
 					  size_t count, loff_t *ppos)
@@ -1806,6 +1908,8 @@ MVM_DEBUGFS_WRITE_FILE_OPS(max_amsdu_len, 8);
 MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
 			   (IWL_RSS_INDIRECTION_TABLE_SIZE * 2));
 MVM_DEBUGFS_WRITE_FILE_OPS(inject_packet, 512);
+MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie, 512);
+MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie_restore, 512);
 
 MVM_DEBUGFS_READ_FILE_OPS(uapsd_noagg_bssids);
 
@@ -2007,6 +2111,8 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
 	MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, 0200);
 	MVM_DEBUGFS_ADD_FILE(indirection_tbl, mvm->debugfs_dir, 0200);
 	MVM_DEBUGFS_ADD_FILE(inject_packet, mvm->debugfs_dir, 0200);
+	MVM_DEBUGFS_ADD_FILE(inject_beacon_ie, mvm->debugfs_dir, 0200);
+	MVM_DEBUGFS_ADD_FILE(inject_beacon_ie_restore, mvm->debugfs_dir, 0200);
 #ifdef CONFIG_ACPI
 	MVM_DEBUGFS_ADD_FILE(sar_geo_profile, dbgfs_dir, 0400);
 #endif

drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c

@@ -0,0 +1,654 @@
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2019 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called COPYING.
+ *
+ * Contact Information:
+ * Intel Linux Wireless <linuxwifi@intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2019 Intel Corporation
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *****************************************************************************/
+#include <linux/etherdevice.h>
+#include <linux/math64.h>
+#include <net/cfg80211.h>
+#include "mvm.h"
+#include "iwl-io.h"
+#include "iwl-prph.h"
+#include "constants.h"
+
+struct iwl_mvm_loc_entry {
+	struct list_head list;
+	u8 addr[ETH_ALEN];
+	u8 lci_len, civic_len;
+	u8 buf[];
+};
+
+static void iwl_mvm_ftm_reset(struct iwl_mvm *mvm)
+{
+	struct iwl_mvm_loc_entry *e, *t;
+
+	mvm->ftm_initiator.req = NULL;
+	mvm->ftm_initiator.req_wdev = NULL;
+	memset(mvm->ftm_initiator.responses, 0,
+	       sizeof(mvm->ftm_initiator.responses));
+	list_for_each_entry_safe(e, t, &mvm->ftm_initiator.loc_list, list) {
+		list_del(&e->list);
+		kfree(e);
+	}
+}
+
+void iwl_mvm_ftm_restart(struct iwl_mvm *mvm)
+{
+	struct cfg80211_pmsr_result result = {
+		.status = NL80211_PMSR_STATUS_FAILURE,
+		.final = 1,
+		.host_time = ktime_get_boot_ns(),
+		.type = NL80211_PMSR_TYPE_FTM,
+	};
+	int i;
+
+	lockdep_assert_held(&mvm->mutex);
+
+	if (!mvm->ftm_initiator.req)
+		return;
+
+	for (i = 0; i < mvm->ftm_initiator.req->n_peers; i++) {
+		memcpy(result.addr, mvm->ftm_initiator.req->peers[i].addr,
+		       ETH_ALEN);
+		result.ftm.burst_index = mvm->ftm_initiator.responses[i];
+
+		cfg80211_pmsr_report(mvm->ftm_initiator.req_wdev,
+				     mvm->ftm_initiator.req,
+				     &result, GFP_KERNEL);
+	}
+
+	cfg80211_pmsr_complete(mvm->ftm_initiator.req_wdev,
+			       mvm->ftm_initiator.req, GFP_KERNEL);
+	iwl_mvm_ftm_reset(mvm);
+}
+
+static int
+iwl_ftm_range_request_status_to_err(enum iwl_tof_range_request_status s)
+{
+	switch (s) {
+	case IWL_TOF_RANGE_REQUEST_STATUS_SUCCESS:
+		return 0;
+	case IWL_TOF_RANGE_REQUEST_STATUS_BUSY:
+		return -EBUSY;
+	default:
+		WARN_ON_ONCE(1);
+		return -EIO;
+	}
+}
+
+static void iwl_mvm_ftm_cmd_v5(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			       struct iwl_tof_range_req_cmd_v5 *cmd,
+			       struct cfg80211_pmsr_request *req)
+{
+	int i;
+
+	cmd->request_id = req->cookie;
+	cmd->num_of_ap = req->n_peers;
+
+	/* use maximum for "no timeout" or bigger than what we can do */
+	if (!req->timeout || req->timeout > 255 * 100)
+		cmd->req_timeout = 255;
+	else
+		cmd->req_timeout = DIV_ROUND_UP(req->timeout, 100);
+
+	/*
+	 * We treat it always as random, since if not we'll
+	 * have filled our local address there instead.
+	 */
+	cmd->macaddr_random = 1;
+	memcpy(cmd->macaddr_template, req->mac_addr, ETH_ALEN);
+	for (i = 0; i < ETH_ALEN; i++)
+		cmd->macaddr_mask[i] = ~req->mac_addr_mask[i];
+
+	if (vif->bss_conf.assoc)
+		memcpy(cmd->range_req_bssid, vif->bss_conf.bssid, ETH_ALEN);
+	else
+		eth_broadcast_addr(cmd->range_req_bssid);
+}
+
+static void iwl_mvm_ftm_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			    struct iwl_tof_range_req_cmd *cmd,
+			    struct cfg80211_pmsr_request *req)
+{
+	int i;
+
+	cmd->initiator_flags =
+		cpu_to_le32(IWL_TOF_INITIATOR_FLAGS_MACADDR_RANDOM |
+			    IWL_TOF_INITIATOR_FLAGS_NON_ASAP_SUPPORT);
+	cmd->request_id = req->cookie;
+	cmd->num_of_ap = req->n_peers;
+
+	/*
+	 * Use a large value for "no timeout". Don't use the maximum value
+	 * because of fw limitations.
+	 */
+	if (req->timeout)
+		cmd->req_timeout_ms = cpu_to_le32(req->timeout);
+	else
+		cmd->req_timeout_ms = cpu_to_le32(0xfffff);
+
+	memcpy(cmd->macaddr_template, req->mac_addr, ETH_ALEN);
+	for (i = 0; i < ETH_ALEN; i++)
+		cmd->macaddr_mask[i] = ~req->mac_addr_mask[i];
+
+	if (vif->bss_conf.assoc)
+		memcpy(cmd->range_req_bssid, vif->bss_conf.bssid, ETH_ALEN);
+	else
+		eth_broadcast_addr(cmd->range_req_bssid);
+
+	/* TODO: fill in tsf_mac_id if needed */
+	cmd->tsf_mac_id = cpu_to_le32(0xff);
+}
+
+static int iwl_mvm_ftm_target_chandef(struct iwl_mvm *mvm,
+				      struct cfg80211_pmsr_request_peer *peer,
+				      u8 *channel, u8 *bandwidth,
+				      u8 *ctrl_ch_position)
+{
+	u32 freq = peer->chandef.chan->center_freq;
+
+	*channel = ieee80211_frequency_to_channel(freq);
+
+	switch (peer->chandef.width) {
+	case NL80211_CHAN_WIDTH_20_NOHT:
+		*bandwidth = IWL_TOF_BW_20_LEGACY;
+		break;
+	case NL80211_CHAN_WIDTH_20:
+		*bandwidth = IWL_TOF_BW_20_HT;
+		break;
+	case NL80211_CHAN_WIDTH_40:
+		*bandwidth = IWL_TOF_BW_40;
+		break;
+	case NL80211_CHAN_WIDTH_80:
+		*bandwidth = IWL_TOF_BW_80;
+		break;
+	default:
+		IWL_ERR(mvm, "Unsupported BW in FTM request (%d)\n",
+			peer->chandef.width);
+		return -EINVAL;
+	}
+
+	*ctrl_ch_position = (peer->chandef.width > NL80211_CHAN_WIDTH_20) ?
+		iwl_mvm_get_ctrl_pos(&peer->chandef) : 0;
+
+	return 0;
+}
+
+static int
+iwl_mvm_ftm_put_target_v2(struct iwl_mvm *mvm,
+			  struct cfg80211_pmsr_request_peer *peer,
+			  struct iwl_tof_range_req_ap_entry_v2 *target)
+{
+	int ret;
+
+	ret = iwl_mvm_ftm_target_chandef(mvm, peer, &target->channel_num,
+					 &target->bandwidth,
+					 &target->ctrl_ch_position);
+	if (ret)
+		return ret;
+
+	memcpy(target->bssid, peer->addr, ETH_ALEN);
+	target->burst_period =
+		cpu_to_le16(peer->ftm.burst_period);
+	target->samples_per_burst = peer->ftm.ftms_per_burst;
+	target->num_of_bursts = peer->ftm.num_bursts_exp;
+	target->measure_type = 0; /* regular two-sided FTM */
+	target->retries_per_sample = peer->ftm.ftmr_retries;
+	target->asap_mode = peer->ftm.asap;
+	target->enable_dyn_ack = IWL_MVM_FTM_INITIATOR_DYNACK;
+
+	if (peer->ftm.request_lci)
+		target->location_req |= IWL_TOF_LOC_LCI;
+	if (peer->ftm.request_civicloc)
+		target->location_req |= IWL_TOF_LOC_CIVIC;
+
+	target->algo_type = IWL_MVM_FTM_INITIATOR_ALGO;
+
+	return 0;
+}
+
+#define FTM_PUT_FLAG(flag)	(target->initiator_ap_flags |= \
+				 cpu_to_le32(IWL_INITIATOR_AP_FLAGS_##flag))
+
+static int iwl_mvm_ftm_put_target(struct iwl_mvm *mvm,
+				  struct cfg80211_pmsr_request_peer *peer,
+				  struct iwl_tof_range_req_ap_entry *target)
+{
+	int ret;
+
+	ret = iwl_mvm_ftm_target_chandef(mvm, peer, &target->channel_num,
+					 &target->bandwidth,
+					 &target->ctrl_ch_position);
+	if (ret)
+		return ret;
+
+	memcpy(target->bssid, peer->addr, ETH_ALEN);
+	target->burst_period =
+		cpu_to_le16(peer->ftm.burst_period);
+	target->samples_per_burst = peer->ftm.ftms_per_burst;
+	target->num_of_bursts = peer->ftm.num_bursts_exp;
+	target->ftmr_max_retries = peer->ftm.ftmr_retries;
+	target->initiator_ap_flags = cpu_to_le32(0);
+
+	if (peer->ftm.asap)
+		FTM_PUT_FLAG(ASAP);
+
+	if (peer->ftm.request_lci)
+		FTM_PUT_FLAG(LCI_REQUEST);
+
+	if (peer->ftm.request_civicloc)
+		FTM_PUT_FLAG(CIVIC_REQUEST);
+
+	if (IWL_MVM_FTM_INITIATOR_DYNACK)
+		FTM_PUT_FLAG(DYN_ACK);
+
+	if (IWL_MVM_FTM_INITIATOR_ALGO == IWL_TOF_ALGO_TYPE_LINEAR_REG)
+		FTM_PUT_FLAG(ALGO_LR);
+	else if (IWL_MVM_FTM_INITIATOR_ALGO == IWL_TOF_ALGO_TYPE_FFT)
+		FTM_PUT_FLAG(ALGO_FFT);
+
+	return 0;
+}
+
+int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		      struct cfg80211_pmsr_request *req)
+{
+	struct iwl_tof_range_req_cmd_v5 cmd_v5;
+	struct iwl_tof_range_req_cmd cmd;
+	bool new_api = fw_has_api(&mvm->fw->ucode_capa,
+				  IWL_UCODE_TLV_API_FTM_NEW_RANGE_REQ);
+	u8 num_of_ap;
+	struct iwl_host_cmd hcmd = {
+		.id = iwl_cmd_id(TOF_RANGE_REQ_CMD, LOCATION_GROUP, 0),
+		.dataflags[0] = IWL_HCMD_DFL_DUP,
+	};
+	u32 status = 0;
+	int err, i;
+
+	lockdep_assert_held(&mvm->mutex);
+
+	if (mvm->ftm_initiator.req)
+		return -EBUSY;
+
+	if (new_api) {
+		iwl_mvm_ftm_cmd(mvm, vif, &cmd, req);
+		hcmd.data[0] = &cmd;
+		hcmd.len[0] = sizeof(cmd);
+		num_of_ap = cmd.num_of_ap;
+	} else {
+		iwl_mvm_ftm_cmd_v5(mvm, vif, &cmd_v5, req);
+		hcmd.data[0] = &cmd_v5;
+		hcmd.len[0] = sizeof(cmd_v5);
+		num_of_ap = cmd_v5.num_of_ap;
+	}
+
+	for (i = 0; i < num_of_ap; i++) {
+		struct cfg80211_pmsr_request_peer *peer = &req->peers[i];
+
+		if (new_api)
+			err = iwl_mvm_ftm_put_target(mvm, peer, &cmd.ap[i]);
+		else
+			err = iwl_mvm_ftm_put_target_v2(mvm, peer,
+							&cmd_v5.ap[i]);
+
+		if (err)
+			return err;
+	}
+
+	err = iwl_mvm_send_cmd_status(mvm, &hcmd, &status);
+	if (!err && status) {
+		IWL_ERR(mvm, "FTM range request command failure, status: %u\n",
+			status);
+		err = iwl_ftm_range_request_status_to_err(status);
+	}
+
+	if (!err) {
+		mvm->ftm_initiator.req = req;
+		mvm->ftm_initiator.req_wdev = ieee80211_vif_to_wdev(vif);
+	}
+
+	return err;
+}
+
+void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req)
+{
+	struct iwl_tof_range_abort_cmd cmd = {
+		.request_id = req->cookie,
+	};
+
+	lockdep_assert_held(&mvm->mutex);
+
+	if (req != mvm->ftm_initiator.req)
+		return;
+
+	if (iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(TOF_RANGE_ABORT_CMD,
+						 LOCATION_GROUP, 0),
+				 0, sizeof(cmd), &cmd))
+		IWL_ERR(mvm, "failed to abort FTM process\n");
+}
+
+static int iwl_mvm_ftm_find_peer(struct cfg80211_pmsr_request *req,
+				 const u8 *addr)
+{
+	int i;
+
+	for (i = 0; i < req->n_peers; i++) {
+		struct cfg80211_pmsr_request_peer *peer = &req->peers[i];
+
+		if (ether_addr_equal_unaligned(peer->addr, addr))
+			return i;
+	}
+
+	return -ENOENT;
+}
+
+static u64 iwl_mvm_ftm_get_host_time(struct iwl_mvm *mvm, __le32 fw_gp2_ts)
+{
+	u32 gp2_ts = le32_to_cpu(fw_gp2_ts);
+	u32 curr_gp2, diff;
+	u64 now_from_boot_ns;
+
+	iwl_mvm_get_sync_time(mvm, &curr_gp2, &now_from_boot_ns);
+
+	if (curr_gp2 >= gp2_ts)
+		diff = curr_gp2 - gp2_ts;
+	else
+		diff = curr_gp2 + (U32_MAX - gp2_ts + 1);
+
+	return now_from_boot_ns - (u64)diff * 1000;
+}
+
+static void iwl_mvm_ftm_get_lci_civic(struct iwl_mvm *mvm,
+				      struct cfg80211_pmsr_result *res)
+{
+	struct iwl_mvm_loc_entry *entry;
+
+	list_for_each_entry(entry, &mvm->ftm_initiator.loc_list, list) {
+		if (!ether_addr_equal_unaligned(res->addr, entry->addr))
+			continue;
+
+		if (entry->lci_len) {
+			res->ftm.lci_len = entry->lci_len;
+			res->ftm.lci = entry->buf;
+		}
+
+		if (entry->civic_len) {
+			res->ftm.civicloc_len = entry->civic_len;
+			res->ftm.civicloc = entry->buf + entry->lci_len;
+		}
+
+		/* we found the entry we needed */
+		break;
+	}
+}
+
+static int iwl_mvm_ftm_range_resp_valid(struct iwl_mvm *mvm, u8 request_id,
+					u8 num_of_aps)
+{
+	lockdep_assert_held(&mvm->mutex);
+
+	if (request_id != (u8)mvm->ftm_initiator.req->cookie) {
+		IWL_ERR(mvm, "Request ID mismatch, got %u, active %u\n",
+			request_id, (u8)mvm->ftm_initiator.req->cookie);
+		return -EINVAL;
+	}
+
+	if (num_of_aps > mvm->ftm_initiator.req->n_peers) {
+		IWL_ERR(mvm, "FTM range response invalid\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static void iwl_mvm_debug_range_resp(struct iwl_mvm *mvm, u8 index,
+				     struct cfg80211_pmsr_result *res)
+{
+	s64 rtt_avg = res->ftm.rtt_avg * 100;
+
+	do_div(rtt_avg, 6666);
+
+	IWL_DEBUG_INFO(mvm, "entry %d\n", index);
+	IWL_DEBUG_INFO(mvm, "\tstatus: %d\n", res->status);
+	IWL_DEBUG_INFO(mvm, "\tBSSID: %pM\n", res->addr);
+	IWL_DEBUG_INFO(mvm, "\thost time: %llu\n", res->host_time);
+	IWL_DEBUG_INFO(mvm, "\tburst index: %hhu\n", res->ftm.burst_index);
+	IWL_DEBUG_INFO(mvm, "\tsuccess num: %u\n", res->ftm.num_ftmr_successes);
+	IWL_DEBUG_INFO(mvm, "\trssi: %d\n", res->ftm.rssi_avg);
+	IWL_DEBUG_INFO(mvm, "\trssi spread: %hhu\n", res->ftm.rssi_spread);
+	IWL_DEBUG_INFO(mvm, "\trtt: %lld\n", res->ftm.rtt_avg);
+	IWL_DEBUG_INFO(mvm, "\trtt var: %llu\n", res->ftm.rtt_variance);
+	IWL_DEBUG_INFO(mvm, "\trtt spread: %llu\n", res->ftm.rtt_spread);
+	IWL_DEBUG_INFO(mvm, "\tdistance: %lld\n", rtt_avg);
+}
+
+void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = rxb_addr(rxb);
+	struct iwl_tof_range_rsp_ntfy_v5 *fw_resp_v5 = (void *)pkt->data;
+	struct iwl_tof_range_rsp_ntfy *fw_resp = (void *)pkt->data;
+	int i;
+	bool new_api = fw_has_api(&mvm->fw->ucode_capa,
+				  IWL_UCODE_TLV_API_FTM_NEW_RANGE_REQ);
+	u8 num_of_aps, last_in_batch;
+
+	lockdep_assert_held(&mvm->mutex);
+
+	if (!mvm->ftm_initiator.req) {
+		IWL_ERR(mvm, "Got FTM response but have no request?\n");
+		return;
+	}
+
+	if (new_api) {
+		if (iwl_mvm_ftm_range_resp_valid(mvm, fw_resp->request_id,
+						 fw_resp->num_of_aps))
+			return;
+
+		num_of_aps = fw_resp->num_of_aps;
+		last_in_batch = fw_resp->last_report;
+	} else {
+		if (iwl_mvm_ftm_range_resp_valid(mvm, fw_resp_v5->request_id,
+						 fw_resp_v5->num_of_aps))
+			return;
+
+		num_of_aps = fw_resp_v5->num_of_aps;
+		last_in_batch = fw_resp_v5->last_in_batch;
+	}
+
+	IWL_DEBUG_INFO(mvm, "Range response received\n");
+	IWL_DEBUG_INFO(mvm, "request id: %lld, num of entries: %hhu\n",
+		       mvm->ftm_initiator.req->cookie, num_of_aps);
+
+	for (i = 0; i < num_of_aps && i < IWL_MVM_TOF_MAX_APS; i++) {
+		struct cfg80211_pmsr_result result = {};
+		struct iwl_tof_range_rsp_ap_entry_ntfy *fw_ap;
+		int peer_idx;
+
+		if (new_api) {
+			fw_ap = &fw_resp->ap[i];
+			result.final = fw_resp->ap[i].last_burst;
+		} else {
+			/* the first part is the same for old and new APIs */
+			fw_ap = (void *)&fw_resp_v5->ap[i];
+			/*
+			 * FIXME: the firmware needs to report this, we don't
+			 * even know the number of bursts the responder picked
+			 * (if we asked it to)
+			 */
+			result.final = 0;
+		}
+
+		peer_idx = iwl_mvm_ftm_find_peer(mvm->ftm_initiator.req,
+						 fw_ap->bssid);
+		if (peer_idx < 0) {
+			IWL_WARN(mvm,
+				 "Unknown address (%pM, target #%d) in FTM response\n",
+				 fw_ap->bssid, i);
+			continue;
+		}
+
+		switch (fw_ap->measure_status) {
+		case IWL_TOF_ENTRY_SUCCESS:
+			result.status = NL80211_PMSR_STATUS_SUCCESS;
+			break;
+		case IWL_TOF_ENTRY_TIMING_MEASURE_TIMEOUT:
+			result.status = NL80211_PMSR_STATUS_TIMEOUT;
+			break;
+		case IWL_TOF_ENTRY_NO_RESPONSE:
+			result.status = NL80211_PMSR_STATUS_FAILURE;
+			result.ftm.failure_reason =
+				NL80211_PMSR_FTM_FAILURE_NO_RESPONSE;
+			break;
+		case IWL_TOF_ENTRY_REQUEST_REJECTED:
+			result.status = NL80211_PMSR_STATUS_FAILURE;
+			result.ftm.failure_reason =
+				NL80211_PMSR_FTM_FAILURE_PEER_BUSY;
+			result.ftm.busy_retry_time = fw_ap->refusal_period;
+			break;
+		default:
+			result.status = NL80211_PMSR_STATUS_FAILURE;
+			result.ftm.failure_reason =
+				NL80211_PMSR_FTM_FAILURE_UNSPECIFIED;
+			break;
+		}
+		memcpy(result.addr, fw_ap->bssid, ETH_ALEN);
+		result.host_time = iwl_mvm_ftm_get_host_time(mvm,
+							     fw_ap->timestamp);
+		result.type = NL80211_PMSR_TYPE_FTM;
+		result.ftm.burst_index = mvm->ftm_initiator.responses[peer_idx];
+		mvm->ftm_initiator.responses[peer_idx]++;
+		result.ftm.rssi_avg = fw_ap->rssi;
+		result.ftm.rssi_avg_valid = 1;
+		result.ftm.rssi_spread = fw_ap->rssi_spread;
+		result.ftm.rssi_spread_valid = 1;
+		result.ftm.rtt_avg = (s32)le32_to_cpu(fw_ap->rtt);
+		result.ftm.rtt_avg_valid = 1;
+		result.ftm.rtt_variance = le32_to_cpu(fw_ap->rtt_variance);
+		result.ftm.rtt_variance_valid = 1;
+		result.ftm.rtt_spread = le32_to_cpu(fw_ap->rtt_spread);
+		result.ftm.rtt_spread_valid = 1;
+
+		iwl_mvm_ftm_get_lci_civic(mvm, &result);
+
+		cfg80211_pmsr_report(mvm->ftm_initiator.req_wdev,
+				     mvm->ftm_initiator.req,
+				     &result, GFP_KERNEL);
+
+		iwl_mvm_debug_range_resp(mvm, i, &result);
+	}
+
+	if (last_in_batch) {
+		cfg80211_pmsr_complete(mvm->ftm_initiator.req_wdev,
+				       mvm->ftm_initiator.req,
+				       GFP_KERNEL);
+		iwl_mvm_ftm_reset(mvm);
+	}
+}
+
+void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = rxb_addr(rxb);
+	const struct ieee80211_mgmt *mgmt = (void *)pkt->data;
+	size_t len = iwl_rx_packet_payload_len(pkt);
+	struct iwl_mvm_loc_entry *entry;
+	const u8 *ies, *lci, *civic, *msr_ie;
+	size_t ies_len, lci_len = 0, civic_len = 0;
+	size_t baselen = IEEE80211_MIN_ACTION_SIZE +
+			 sizeof(mgmt->u.action.u.ftm);
+	static const u8 rprt_type_lci = IEEE80211_SPCT_MSR_RPRT_TYPE_LCI;
+	static const u8 rprt_type_civic = IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC;
+
+	if (len <= baselen)
+		return;
+
+	lockdep_assert_held(&mvm->mutex);
+
+	ies = mgmt->u.action.u.ftm.variable;
+	ies_len = len - baselen;
+
+	msr_ie = cfg80211_find_ie_match(WLAN_EID_MEASURE_REPORT, ies, ies_len,
+					&rprt_type_lci, 1, 4);
+	if (msr_ie) {
+		lci = msr_ie + 2;
+		lci_len = msr_ie[1];
+	}
+
+	msr_ie = cfg80211_find_ie_match(WLAN_EID_MEASURE_REPORT, ies, ies_len,
+					&rprt_type_civic, 1, 4);
+	if (msr_ie) {
+		civic = msr_ie + 2;
+		civic_len = msr_ie[1];
+	}
+
+	entry = kmalloc(sizeof(*entry) + lci_len + civic_len, GFP_KERNEL);
+	if (!entry)
+		return;
+
+	memcpy(entry->addr, mgmt->bssid, ETH_ALEN);
+
+	entry->lci_len = lci_len;
+	if (lci_len)
+		memcpy(entry->buf, lci, lci_len);
+
+	entry->civic_len = civic_len;
+	if (civic_len)
+		memcpy(entry->buf + lci_len, civic, civic_len);
+
+	list_add_tail(&entry->list, &mvm->ftm_initiator.loc_list);
+}

drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c

@@ -0,0 +1,244 @@
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called COPYING.
+ *
+ * Contact Information:
+ * Intel Linux Wireless <linuxwifi@intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *****************************************************************************/
+#include <net/cfg80211.h>
+#include <linux/etherdevice.h>
+#include "mvm.h"
+#include "constants.h"
+
+static int
+iwl_mvm_ftm_responder_cmd(struct iwl_mvm *mvm,
+			  struct ieee80211_vif *vif,
+			  struct cfg80211_chan_def *chandef)
+{
+	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+	struct iwl_tof_responder_config_cmd cmd = {
+		.channel_num = chandef->chan->hw_value,
+		.cmd_valid_fields =
+			cpu_to_le32(IWL_TOF_RESPONDER_CMD_VALID_CHAN_INFO |
+				    IWL_TOF_RESPONDER_CMD_VALID_BSSID |
+				    IWL_TOF_RESPONDER_CMD_VALID_STA_ID),
+		.sta_id = mvmvif->bcast_sta.sta_id,
+	};
+
+	lockdep_assert_held(&mvm->mutex);
+
+	switch (chandef->width) {
+	case NL80211_CHAN_WIDTH_20_NOHT:
+		cmd.bandwidth = IWL_TOF_BW_20_LEGACY;
+		break;
+	case NL80211_CHAN_WIDTH_20:
+		cmd.bandwidth = IWL_TOF_BW_20_HT;
+		break;
+	case NL80211_CHAN_WIDTH_40:
+		cmd.bandwidth = IWL_TOF_BW_40;
+		cmd.ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef);
+		break;
+	case NL80211_CHAN_WIDTH_80:
+		cmd.bandwidth = IWL_TOF_BW_80;
+		cmd.ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef);
+		break;
+	default:
+		WARN_ON(1);
+		return -EINVAL;
+	}
+
+	memcpy(cmd.bssid, vif->addr, ETH_ALEN);
+
+	return iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(TOF_RESPONDER_CONFIG_CMD,
+						    LOCATION_GROUP, 0),
+				    0, sizeof(cmd), &cmd);
+}
+
+static int
+iwl_mvm_ftm_responder_dyn_cfg_cmd(struct iwl_mvm *mvm,
+				  struct ieee80211_vif *vif,
+				  struct ieee80211_ftm_responder_params *params)
+{
+	struct iwl_tof_responder_dyn_config_cmd cmd = {
+		.lci_len = cpu_to_le32(params->lci_len + 2),
+		.civic_len = cpu_to_le32(params->civicloc_len + 2),
+	};
+	u8 data[IWL_LCI_CIVIC_IE_MAX_SIZE] = {0};
+	struct iwl_host_cmd hcmd = {
+		.id = iwl_cmd_id(TOF_RESPONDER_DYN_CONFIG_CMD,
+				 LOCATION_GROUP, 0),
+		.data[0] = &cmd,
+		.len[0] = sizeof(cmd),
+		.data[1] = &data,
+		/* .len[1] set later */
+		/* may not be able to DMA from stack */
+		.dataflags[1] = IWL_HCMD_DFL_DUP,
+	};
+	u32 aligned_lci_len = ALIGN(params->lci_len + 2, 4);
+	u32 aligned_civicloc_len = ALIGN(params->civicloc_len + 2, 4);
+	u8 *pos = data;
+
+	lockdep_assert_held(&mvm->mutex);
+
+	if (aligned_lci_len + aligned_civicloc_len > sizeof(data)) {
+		IWL_ERR(mvm, "LCI/civicloc data too big (%zd + %zd)\n",
+			params->lci_len, params->civicloc_len);
+		return -ENOBUFS;
+	}
+
+	pos[0] = WLAN_EID_MEASURE_REPORT;
+	pos[1] = params->lci_len;
+	memcpy(pos + 2, params->lci, params->lci_len);
+
+	pos += aligned_lci_len;
+	pos[0] = WLAN_EID_MEASURE_REPORT;
+	pos[1] = params->civicloc_len;
+	memcpy(pos + 2, params->civicloc, params->civicloc_len);
+
+	hcmd.len[1] = aligned_lci_len + aligned_civicloc_len;
+
+	return iwl_mvm_send_cmd(mvm, &hcmd);
+}
+
+int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
+{
+	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+	struct ieee80211_ftm_responder_params *params;
+	struct ieee80211_chanctx_conf ctx, *pctx;
+	u16 *phy_ctxt_id;
+	struct iwl_mvm_phy_ctxt *phy_ctxt;
+	int ret;
+
+	params = vif->bss_conf.ftmr_params;
+
+	lockdep_assert_held(&mvm->mutex);
+
+	if (WARN_ON_ONCE(!vif->bss_conf.ftm_responder))
+		return -EINVAL;
+
+	if (vif->p2p || vif->type != NL80211_IFTYPE_AP ||
+	    !mvmvif->ap_ibss_active) {
+		IWL_ERR(mvm, "Cannot start responder, not in AP mode\n");
+		return -EIO;
+	}
+
+	rcu_read_lock();
+	pctx = rcu_dereference(vif->chanctx_conf);
+	/* Copy the ctx to unlock the rcu and send the phy ctxt. We don't care
+	 * about changes in the ctx after releasing the lock because the driver
+	 * is still protected by the mutex. */
+	ctx = *pctx;
+	phy_ctxt_id  = (u16 *)pctx->drv_priv;
+	rcu_read_unlock();
+
+	phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id];
+	ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx.def,
+				       ctx.rx_chains_static,
+				       ctx.rx_chains_dynamic);
+	if (ret)
+		return ret;
+
+	ret = iwl_mvm_ftm_responder_cmd(mvm, vif, &ctx.def);
+	if (ret)
+		return ret;
+
+	if (params)
+		ret = iwl_mvm_ftm_responder_dyn_cfg_cmd(mvm, vif, params);
+
+	return ret;
+}
+
+void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
+				   struct ieee80211_vif *vif)
+{
+	if (!vif->bss_conf.ftm_responder)
+		return;
+
+	iwl_mvm_ftm_start_responder(mvm, vif);
+}
+
+void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
+				 struct iwl_rx_cmd_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = rxb_addr(rxb);
+	struct iwl_ftm_responder_stats *resp = (void *)pkt->data;
+	struct cfg80211_ftm_responder_stats *stats = &mvm->ftm_resp_stats;
+	u32 flags = le32_to_cpu(resp->flags);
+
+	if (resp->success_ftm == resp->ftm_per_burst)
+		stats->success_num++;
+	else if (resp->success_ftm >= 2)
+		stats->partial_num++;
+	else
+		stats->failed_num++;
+
+	if ((flags & FTM_RESP_STAT_ASAP_REQ) &&
+	    (flags & FTM_RESP_STAT_ASAP_RESP))
+		stats->asap_num++;
+
+	if (flags & FTM_RESP_STAT_NON_ASAP_RESP)
+		stats->non_asap_num++;
+
+	stats->total_duration_ms += le32_to_cpu(resp->duration) / USEC_PER_MSEC;
+
+	if (flags & FTM_RESP_STAT_TRIGGER_UNKNOWN)
+		stats->unknown_triggers_num++;
+
+	if (flags & FTM_RESP_STAT_DUP)
+		stats->reschedule_requests_num++;
+
+	if (flags & FTM_RESP_STAT_NON_ASAP_OUT_WIN)
+		stats->out_of_window_triggers_num++;
+}

drivers/net/wireless/intel/iwlwifi/mvm/fw.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019        Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019       Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -218,7 +218,7 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
 	struct iwl_lmac_alive *lmac1;
 	struct iwl_lmac_alive *lmac2 = NULL;
 	u16 status;
-	u32 umac_error_event_table;
+	u32 lmac_error_event_table, umac_error_event_table;
 
 	if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) {
 		palive = (void *)pkt->data;
@@ -233,30 +233,35 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
 		status = le16_to_cpu(palive3->status);
 	}
 
-	mvm->error_event_table[0] = le32_to_cpu(lmac1->error_event_table_ptr);
+	lmac_error_event_table =
-	if (lmac2)
+		le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr);
-		mvm->error_event_table[1] =
+	iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table);
-			le32_to_cpu(lmac2->error_event_table_ptr);
-	mvm->log_event_table = le32_to_cpu(lmac1->log_event_table_ptr);
 
-	umac_error_event_table = le32_to_cpu(umac->error_info_addr);
+	if (lmac2)
+		mvm->trans->lmac_error_event_table[1] =
+			le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr);
+
+	umac_error_event_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr);
 
 	if (!umac_error_event_table) {
 		mvm->support_umac_log = false;
 	} else if (umac_error_event_table >=
 		   mvm->trans->cfg->min_umac_error_event_table) {
 		mvm->support_umac_log = true;
-		mvm->umac_error_event_table = umac_error_event_table;
 	} else {
 		IWL_ERR(mvm,
 			"Not valid error log pointer 0x%08X for %s uCode\n",
-			mvm->umac_error_event_table,
+			umac_error_event_table,
 			(mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
 			"Init" : "RT");
 		mvm->support_umac_log = false;
 	}
 
-	alive_data->scd_base_addr = le32_to_cpu(lmac1->scd_base_ptr);
+	if (mvm->support_umac_log)
+		iwl_fw_umac_set_alive_err_table(mvm->trans,
+						umac_error_event_table);
+
+	alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr);
 	alive_data->valid = status == IWL_ALIVE_STATUS_OK;
 
 	IWL_DEBUG_FW(mvm,
@@ -346,8 +351,9 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
 		if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000)
 			IWL_ERR(mvm,
 				"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
-				iwl_read_prph(trans, UMAG_SB_CPU_1_STATUS),
+				iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS),
-				iwl_read_prph(trans, UMAG_SB_CPU_2_STATUS));
+				iwl_read_umac_prph(trans,
+						   UMAG_SB_CPU_2_STATUS));
 		else if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_8000)
 			IWL_ERR(mvm,
 				"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
@@ -413,12 +419,15 @@ static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
 				   iwl_wait_init_complete,
 				   NULL);
 
+	iwl_fw_dbg_apply_point(&mvm->fwrt, IWL_FW_INI_APPLY_EARLY);
+
 	/* Will also start the device */
 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
 	if (ret) {
 		IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
 		goto error;
 	}
+	iwl_fw_dbg_apply_point(&mvm->fwrt, IWL_FW_INI_APPLY_AFTER_ALIVE);
 
 	/* Send init config command to mark that we are sending NVM access
 	 * commands
@@ -971,6 +980,57 @@ int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
 }
 #endif /* CONFIG_ACPI */
 
+void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
+{
+	u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
+	int ret;
+	u32 resp;
+
+	struct iwl_fw_error_recovery_cmd recovery_cmd = {
+		.flags = cpu_to_le32(flags),
+		.buf_size = 0,
+	};
+	struct iwl_host_cmd host_cmd = {
+		.id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
+		.flags = CMD_WANT_SKB,
+		.data = {&recovery_cmd, },
+		.len = {sizeof(recovery_cmd), },
+	};
+
+	/* no error log was defined in TLV */
+	if (!error_log_size)
+		return;
+
+	if (flags & ERROR_RECOVERY_UPDATE_DB) {
+		/* no buf was allocated while HW reset */
+		if (!mvm->error_recovery_buf)
+			return;
+
+		host_cmd.data[1] = mvm->error_recovery_buf;
+		host_cmd.len[1] =  error_log_size;
+		host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
+		recovery_cmd.buf_size = cpu_to_le32(error_log_size);
+	}
+
+	ret = iwl_mvm_send_cmd(mvm, &host_cmd);
+	kfree(mvm->error_recovery_buf);
+	mvm->error_recovery_buf = NULL;
+
+	if (ret) {
+		IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret);
+		return;
+	}
+
+	/* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
+	if (flags & ERROR_RECOVERY_UPDATE_DB) {
+		resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
+		if (resp)
+			IWL_ERR(mvm,
+				"Failed to send recovery cmd blob was invalid %d\n",
+				resp);
+	}
+}
+
 static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
 {
 	int ret;
@@ -1207,6 +1267,12 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
 	if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
 		iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
 
+	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
+		iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB);
+
+	if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid))
+		IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n");
+
 	ret = iwl_mvm_sar_init(mvm);
 	if (ret == 0) {
 		ret = iwl_mvm_sar_geo_init(mvm);

drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c

@@ -811,9 +811,9 @@ static int iwl_mvm_mac_ctxt_cmd_p2p_device(struct iwl_mvm *mvm,
 	return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd);
 }
 
-static void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
+void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
-				     __le32 *tim_index, __le32 *tim_size,
+			      __le32 *tim_index, __le32 *tim_size,
-				     u8 *beacon, u32 frame_size)
+			      u8 *beacon, u32 frame_size)
 {
 	u32 tim_idx;
 	struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)beacon;
@@ -853,8 +853,8 @@ static u32 iwl_mvm_find_ie_offset(u8 *beacon, u8 eid, u32 frame_size)
 	return ie - beacon;
 }
 
-static u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
+u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
-					   struct ieee80211_vif *vif)
+				    struct ieee80211_vif *vif)
 {
 	u8 rate;
 
@@ -904,9 +904,9 @@ static void iwl_mvm_mac_ctxt_set_tx(struct iwl_mvm *mvm,
 
 }
 
-static int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
+int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
-					    struct sk_buff *beacon,
+				     struct sk_buff *beacon,
-					    void *data, int len)
+				     void *data, int len)
 {
 	struct iwl_host_cmd cmd = {
 		.id = BEACON_TEMPLATE_CMD,
@@ -1009,9 +1009,9 @@ static int iwl_mvm_mac_ctxt_send_beacon_v9(struct iwl_mvm *mvm,
 						sizeof(beacon_cmd));
 }
 
-static int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
+int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
-					struct ieee80211_vif *vif,
+				 struct ieee80211_vif *vif,
-					struct sk_buff *beacon)
+				 struct sk_buff *beacon)
 {
 	if (WARN_ON(!beacon))
 		return -EINVAL;

drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c

@@ -184,6 +184,29 @@ static const struct iwl_fw_bcast_filter iwl_mvm_default_bcast_filters[] = {
 };
 #endif
 
+static const struct cfg80211_pmsr_capabilities iwl_mvm_pmsr_capa = {
+	.max_peers = IWL_MVM_TOF_MAX_APS,
+	.report_ap_tsf = 1,
+	.randomize_mac_addr = 1,
+
+	.ftm = {
+		.supported = 1,
+		.asap = 1,
+		.non_asap = 1,
+		.request_lci = 1,
+		.request_civicloc = 1,
+		.max_bursts_exponent = -1, /* all supported */
+		.max_ftms_per_burst = 0, /* no limits */
+		.bandwidths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
+			      BIT(NL80211_CHAN_WIDTH_20) |
+			      BIT(NL80211_CHAN_WIDTH_40) |
+			      BIT(NL80211_CHAN_WIDTH_80),
+		.preambles = BIT(NL80211_PREAMBLE_LEGACY) |
+			     BIT(NL80211_PREAMBLE_HT) |
+			     BIT(NL80211_PREAMBLE_VHT),
+	},
+};
+
 void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type)
 {
 	if (!iwl_mvm_is_d0i3_supported(mvm))
@@ -420,6 +443,10 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 		WLAN_CIPHER_SUITE_TKIP,
 		WLAN_CIPHER_SUITE_CCMP,
 	};
+#ifdef CONFIG_PM_SLEEP
+	bool unified = fw_has_capa(&mvm->fw->ucode_capa,
+				   IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG);
+#endif
 
 	/* Tell mac80211 our characteristics */
 	ieee80211_hw_set(hw, SIGNAL_DBM);
@@ -544,6 +571,13 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 		hw->wiphy->n_cipher_suites++;
 	}
 
+	if (fw_has_capa(&mvm->fw->ucode_capa,
+			IWL_UCODE_TLV_CAPA_FTM_CALIBRATED)) {
+		wiphy_ext_feature_set(hw->wiphy,
+				      NL80211_EXT_FEATURE_ENABLE_FTM_RESPONDER);
+		hw->wiphy->pmsr_capa = &iwl_mvm_pmsr_capa;
+	}
+
 	ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS);
 	hw->wiphy->features |=
 		NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR |
@@ -709,7 +743,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 		hw->wiphy->wowlan = &mvm->wowlan;
 	}
 
-	if (mvm->fw->img[IWL_UCODE_WOWLAN].num_sec &&
+	if ((unified || mvm->fw->img[IWL_UCODE_WOWLAN].num_sec) &&
 	    mvm->trans->ops->d3_suspend &&
 	    mvm->trans->ops->d3_resume &&
 	    device_can_wakeup(mvm->trans->dev)) {
@@ -1177,6 +1211,8 @@ static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm)
 	iwl_mvm_cleanup_roc_te(mvm);
 	ieee80211_remain_on_channel_expired(mvm->hw);
 
+	iwl_mvm_ftm_restart(mvm);
+
 	/*
 	 * cleanup all interfaces, even inactive ones, as some might have
 	 * gone down during the HW restart
@@ -1290,6 +1326,8 @@ static void iwl_mvm_restart_complete(struct iwl_mvm *mvm)
 	/* allow transport/FW low power modes */
 	iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
 
+	iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_END_OF_RECOVERY);
+
 	/*
 	 * If we have TDLS peers, remove them. We don't know the last seqno/PN
 	 * of packets the FW sent out, so we must reconnect.
@@ -1653,6 +1691,9 @@ static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw,
 				       IEEE80211_VIF_SUPPORTS_CQM_RSSI);
 	}
 
+	if (vif->bss_conf.ftm_responder)
+		memset(&mvm->ftm_resp_stats, 0, sizeof(mvm->ftm_resp_stats));
+
 	iwl_mvm_vif_dbgfs_clean(mvm, vif);
 
 	/*
@@ -2323,7 +2364,10 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
 			 * If update fails - SF might be running in associated
 			 * mode while disassociated - which is forbidden.
 			 */
-			WARN_ONCE(iwl_mvm_sf_update(mvm, vif, false),
+			ret = iwl_mvm_sf_update(mvm, vif, false);
+			WARN_ONCE(ret &&
+				  !test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
+					    &mvm->status),
 				  "Failed to update SF upon disassociation\n");
 
 			/*
@@ -2544,6 +2588,8 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
 	if (iwl_mvm_phy_ctx_count(mvm) > 1)
 		iwl_mvm_teardown_tdls_peers(mvm);
 
+	iwl_mvm_ftm_restart_responder(mvm, vif);
+
 	goto out_unlock;
 
 out_quota_failed:
@@ -2655,6 +2701,15 @@ iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm,
 				bss_conf->txpower);
 		iwl_mvm_set_tx_power(mvm, vif, bss_conf->txpower);
 	}
+
+	if (changes & BSS_CHANGED_FTM_RESPONDER) {
+		int ret = iwl_mvm_ftm_start_responder(mvm, vif);
+
+		if (ret)
+			IWL_WARN(mvm, "Failed to enable FTM responder (%d)\n",
+				 ret);
+	}
+
 }
 
 static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw,
@@ -3117,7 +3172,10 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
 	} else if (old_state == IEEE80211_STA_AUTHORIZED &&
 		   new_state == IEEE80211_STA_ASSOC) {
 		/* disable beacon filtering */
-		WARN_ON(iwl_mvm_disable_beacon_filter(mvm, vif, 0));
+		ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0);
+		WARN_ON(ret &&
+			!test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
+				  &mvm->status));
 		ret = 0;
 	} else if (old_state == IEEE80211_STA_ASSOC &&
 		   new_state == IEEE80211_STA_AUTH) {
@@ -3149,6 +3207,10 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
 			mvm_sta->wep_key = NULL;
 		}
 
+		if (unlikely(ret &&
+			     test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
+				      &mvm->status)))
+			ret = 0;
 	} else {
 		ret = -EIO;
 	}
@@ -3792,11 +3854,43 @@ static int iwl_mvm_cancel_roc(struct ieee80211_hw *hw)
 	return 0;
 }
 
+struct iwl_mvm_ftm_responder_iter_data {
+	bool responder;
+	struct ieee80211_chanctx_conf *ctx;
+};
+
+static void iwl_mvm_ftm_responder_chanctx_iter(void *_data, u8 *mac,
+					       struct ieee80211_vif *vif)
+{
+	struct iwl_mvm_ftm_responder_iter_data *data = _data;
+
+	if (rcu_access_pointer(vif->chanctx_conf) == data->ctx &&
+	    vif->type == NL80211_IFTYPE_AP && vif->bss_conf.ftmr_params)
+		data->responder = true;
+}
+
+static bool iwl_mvm_is_ftm_responder_chanctx(struct iwl_mvm *mvm,
+					     struct ieee80211_chanctx_conf *ctx)
+{
+	struct iwl_mvm_ftm_responder_iter_data data = {
+		.responder = false,
+		.ctx = ctx,
+	};
+
+	ieee80211_iterate_active_interfaces_atomic(mvm->hw,
+					IEEE80211_IFACE_ITER_NORMAL,
+					iwl_mvm_ftm_responder_chanctx_iter,
+					&data);
+	return data.responder;
+}
+
 static int __iwl_mvm_add_chanctx(struct iwl_mvm *mvm,
 				 struct ieee80211_chanctx_conf *ctx)
 {
 	u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
 	struct iwl_mvm_phy_ctxt *phy_ctxt;
+	bool responder = iwl_mvm_is_ftm_responder_chanctx(mvm, ctx);
+	struct cfg80211_chan_def *def = responder ? &ctx->def : &ctx->min_def;
 	int ret;
 
 	lockdep_assert_held(&mvm->mutex);
@@ -3809,7 +3903,7 @@ static int __iwl_mvm_add_chanctx(struct iwl_mvm *mvm,
 		goto out;
 	}
 
-	ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
+	ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, def,
 				       ctx->rx_chains_static,
 				       ctx->rx_chains_dynamic);
 	if (ret) {
@@ -3864,6 +3958,8 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
 	u16 *phy_ctxt_id = (u16 *)ctx->drv_priv;
 	struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id];
+	bool responder = iwl_mvm_is_ftm_responder_chanctx(mvm, ctx);
+	struct cfg80211_chan_def *def = responder ? &ctx->def : &ctx->min_def;
 
 	if (WARN_ONCE((phy_ctxt->ref > 1) &&
 		      (changed & ~(IEEE80211_CHANCTX_CHANGE_WIDTH |
@@ -3878,17 +3974,17 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
 
 	/* we are only changing the min_width, may be a noop */
 	if (changed == IEEE80211_CHANCTX_CHANGE_MIN_WIDTH) {
-		if (phy_ctxt->width == ctx->min_def.width)
+		if (phy_ctxt->width == def->width)
 			goto out_unlock;
 
 		/* we are just toggling between 20_NOHT and 20 */
 		if (phy_ctxt->width <= NL80211_CHAN_WIDTH_20 &&
-		    ctx->min_def.width <= NL80211_CHAN_WIDTH_20)
+		    def->width <= NL80211_CHAN_WIDTH_20)
 			goto out_unlock;
 	}
 
 	iwl_mvm_bt_coex_vif_change(mvm);
-	iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
+	iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, def,
 				 ctx->rx_chains_static,
 				 ctx->rx_chains_dynamic);
 
@@ -4809,6 +4905,60 @@ static void iwl_mvm_sync_rx_queues(struct ieee80211_hw *hw)
 	mutex_unlock(&mvm->mutex);
 }
 
+static int
+iwl_mvm_mac_get_ftm_responder_stats(struct ieee80211_hw *hw,
+				    struct ieee80211_vif *vif,
+				    struct cfg80211_ftm_responder_stats *stats)
+{
+	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
+	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+
+	if (vif->p2p || vif->type != NL80211_IFTYPE_AP ||
+	    !mvmvif->ap_ibss_active || !vif->bss_conf.ftm_responder)
+		return -EINVAL;
+
+	mutex_lock(&mvm->mutex);
+	*stats = mvm->ftm_resp_stats;
+	mutex_unlock(&mvm->mutex);
+
+	stats->filled = BIT(NL80211_FTM_STATS_SUCCESS_NUM) |
+			BIT(NL80211_FTM_STATS_PARTIAL_NUM) |
+			BIT(NL80211_FTM_STATS_FAILED_NUM) |
+			BIT(NL80211_FTM_STATS_ASAP_NUM) |
+			BIT(NL80211_FTM_STATS_NON_ASAP_NUM) |
+			BIT(NL80211_FTM_STATS_TOTAL_DURATION_MSEC) |
+			BIT(NL80211_FTM_STATS_UNKNOWN_TRIGGERS_NUM) |
+			BIT(NL80211_FTM_STATS_RESCHEDULE_REQUESTS_NUM) |
+			BIT(NL80211_FTM_STATS_OUT_OF_WINDOW_TRIGGERS_NUM);
+
+	return 0;
+}
+
+static int iwl_mvm_start_pmsr(struct ieee80211_hw *hw,
+			      struct ieee80211_vif *vif,
+			      struct cfg80211_pmsr_request *request)
+{
+	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
+	int ret;
+
+	mutex_lock(&mvm->mutex);
+	ret = iwl_mvm_ftm_start(mvm, vif, request);
+	mutex_unlock(&mvm->mutex);
+
+	return ret;
+}
+
+static void iwl_mvm_abort_pmsr(struct ieee80211_hw *hw,
+			       struct ieee80211_vif *vif,
+			       struct cfg80211_pmsr_request *request)
+{
+	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
+
+	mutex_lock(&mvm->mutex);
+	iwl_mvm_ftm_abort(mvm, request);
+	mutex_unlock(&mvm->mutex);
+}
+
 static bool iwl_mvm_can_hw_csum(struct sk_buff *skb)
 {
 	u8 protocol = ip_hdr(skb)->protocol;
@@ -4911,6 +5061,10 @@ const struct ieee80211_ops iwl_mvm_hw_ops = {
 #endif
 	.get_survey = iwl_mvm_mac_get_survey,
 	.sta_statistics = iwl_mvm_mac_sta_statistics,
+	.get_ftm_responder_stats = iwl_mvm_mac_get_ftm_responder_stats,
+	.start_pmsr = iwl_mvm_start_pmsr,
+	.abort_pmsr = iwl_mvm_abort_pmsr,
+
 	.can_aggregate_in_amsdu = iwl_mvm_mac_can_aggregate,
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 	.sta_add_debugfs = iwl_mvm_sta_add_debugfs,

drivers/net/wireless/intel/iwlwifi/mvm/mvm.h

@@ -879,9 +879,6 @@ struct iwl_mvm {
 
 	bool hw_registered;
 	bool calibrating;
-	u32 error_event_table[2];
-	u32 log_event_table;
-	u32 umac_error_event_table;
 	bool support_umac_log;
 
 	u32 ampdu_ref;
@@ -1017,6 +1014,7 @@ struct iwl_mvm {
 
 	/* -1 for always, 0 for never, >0 for that many times */
 	s8 fw_restart;
+	u8 *error_recovery_buf;
 
 #ifdef CONFIG_IWLWIFI_LEDS
 	struct led_classdev led;
@@ -1106,6 +1104,8 @@ struct iwl_mvm {
 
 	/* Indicate if device power save is allowed */
 	u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */
+	/* Indicate if 32Khz external clock is valid */
+	u32 ext_clock_valid;
 	unsigned int max_amsdu_len; /* used for debugfs only */
 
 	struct ieee80211_vif __rcu *csa_vif;
@@ -1150,6 +1150,14 @@ struct iwl_mvm {
 	u32 ciphers[IWL_MVM_NUM_CIPHERS];
 	struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
 
+	struct cfg80211_ftm_responder_stats ftm_resp_stats;
+	struct {
+		struct cfg80211_pmsr_request *req;
+		struct wireless_dev *req_wdev;
+		struct list_head loc_list;
+		int responses[IWL_MVM_TOF_MAX_APS];
+	} ftm_initiator;
+
 	struct ieee80211_vif *nan_vif;
 #define IWL_MAX_BAID	32
 	struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];
@@ -1652,6 +1660,7 @@ void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
 void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
 				   struct iwl_rx_cmd_buffer *rxb);
+void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags);
 void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
 void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
 				   struct iwl_rx_cmd_buffer *rxb);
@@ -1686,6 +1695,17 @@ int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
 				    struct ieee80211_vif *vif);
+int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
+				 struct ieee80211_vif *vif,
+				 struct sk_buff *beacon);
+int iwl_mvm_mac_ctxt_send_beacon_cmd(struct iwl_mvm *mvm,
+				     struct sk_buff *beacon,
+				     void *data, int len);
+u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
+				    struct ieee80211_vif *vif);
+void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
+			      __le32 *tim_index, __le32 *tim_size,
+			      u8 *beacon, u32 frame_size);
 void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
 			     struct iwl_rx_cmd_buffer *rxb);
 void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
@@ -2060,6 +2080,23 @@ void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm);
 int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 		      bool added_vif);
 
+/* FTM responder */
+int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
+void iwl_mvm_ftm_restart_responder(struct iwl_mvm *mvm,
+				   struct ieee80211_vif *vif);
+void iwl_mvm_ftm_responder_stats(struct iwl_mvm *mvm,
+				 struct iwl_rx_cmd_buffer *rxb);
+
+/* FTM initiator */
+void iwl_mvm_ftm_restart(struct iwl_mvm *mvm);
+void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm,
+			    struct iwl_rx_cmd_buffer *rxb);
+void iwl_mvm_ftm_lc_notif(struct iwl_mvm *mvm,
+			  struct iwl_rx_cmd_buffer *rxb);
+int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		      struct cfg80211_pmsr_request *request);
+void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req);
+
 /* TDLS */
 
 /*

drivers/net/wireless/intel/iwlwifi/mvm/ops.c

@@ -300,6 +300,14 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
 		   RX_HANDLER_ASYNC_LOCKED),
 	RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif,
 		   RX_HANDLER_SYNC),
+	RX_HANDLER_GRP(LOCATION_GROUP, TOF_RESPONDER_STATS,
+		       iwl_mvm_ftm_responder_stats, RX_HANDLER_ASYNC_LOCKED),
+
+	RX_HANDLER_GRP(LOCATION_GROUP, TOF_RANGE_RESPONSE_NOTIF,
+		       iwl_mvm_ftm_range_resp, RX_HANDLER_ASYNC_LOCKED),
+	RX_HANDLER_GRP(LOCATION_GROUP, TOF_LC_NOTIF,
+		       iwl_mvm_ftm_lc_notif, RX_HANDLER_ASYNC_LOCKED),
+
 	RX_HANDLER_GRP(DEBUG_GROUP, MFU_ASSERT_DUMP_NTF,
 		       iwl_mvm_mfu_assert_dump_notif, RX_HANDLER_SYNC),
 	RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF,
@@ -414,6 +422,7 @@ static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = {
 static const struct iwl_hcmd_names iwl_mvm_system_names[] = {
 	HCMD_NAME(SHARED_MEM_CFG_CMD),
 	HCMD_NAME(INIT_EXTENDED_CFG_CMD),
+	HCMD_NAME(FW_ERROR_RECOVERY_CMD),
 };
 
 /* Please keep this array *SORTED* by hex value.
@@ -592,11 +601,17 @@ static int iwl_mvm_fwrt_send_hcmd(void *ctx, struct iwl_host_cmd *host_cmd)
 	return ret;
 }
 
+static bool iwl_mvm_d3_debug_enable(void *ctx)
+{
+	return IWL_MVM_D3_DEBUG;
+}
+
 static const struct iwl_fw_runtime_ops iwl_mvm_fwrt_ops = {
 	.dump_start = iwl_mvm_fwrt_dump_start,
 	.dump_end = iwl_mvm_fwrt_dump_end,
 	.fw_running = iwl_mvm_fwrt_fw_running,
 	.send_hcmd = iwl_mvm_fwrt_send_hcmd,
+	.d3_debug_enable = iwl_mvm_d3_debug_enable,
 };
 
 static struct iwl_op_mode *
@@ -691,6 +706,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 	INIT_LIST_HEAD(&mvm->aux_roc_te_list);
 	INIT_LIST_HEAD(&mvm->async_handlers_list);
 	spin_lock_init(&mvm->time_event_lock);
+	INIT_LIST_HEAD(&mvm->ftm_initiator.loc_list);
 
 	INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk);
 	INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk);
@@ -912,6 +928,9 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode)
 	kfree(mvm->mcast_filter_cmd);
 	mvm->mcast_filter_cmd = NULL;
 
+	kfree(mvm->error_recovery_buf);
+	mvm->error_recovery_buf = NULL;
+
 #if defined(CONFIG_PM_SLEEP) && defined(CONFIG_IWLWIFI_DEBUGFS)
 	kfree(mvm->d3_resume_sram);
 #endif
@@ -1106,6 +1125,12 @@ static void iwl_mvm_async_cb(struct iwl_op_mode *op_mode,
 	iwl_trans_block_txq_ptrs(mvm->trans, false);
 }
 
+static int iwl_mvm_is_static_queue(struct iwl_mvm *mvm, int queue)
+{
+	return queue == mvm->aux_queue || queue == mvm->probe_queue ||
+		queue == mvm->p2p_dev_queue || queue == mvm->snif_queue;
+}
+
 static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode,
 				       int hw_queue, bool start)
 {
@@ -1132,6 +1157,15 @@ static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode,
 		goto out;
 	mvmsta = iwl_mvm_sta_from_mac80211(sta);
 
+	if (iwl_mvm_is_static_queue(mvm, hw_queue)) {
+		if (!start)
+			ieee80211_stop_queues(mvm->hw);
+		else if (mvmsta->sta_state != IEEE80211_STA_NOTEXIST)
+			ieee80211_wake_queues(mvm->hw);
+
+		goto out;
+	}
+
 	if (iwl_mvm_has_new_tx_api(mvm)) {
 		int tid = mvm->tvqm_info[hw_queue].txq_tid;
 
@@ -1292,6 +1326,20 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error)
 		/* don't let the transport/FW power down */
 		iwl_mvm_ref(mvm, IWL_MVM_REF_UCODE_DOWN);
 
+		if (mvm->fw->ucode_capa.error_log_size) {
+			u32 src_size = mvm->fw->ucode_capa.error_log_size;
+			u32 src_addr = mvm->fw->ucode_capa.error_log_addr;
+			u8 *recover_buf = kzalloc(src_size, GFP_ATOMIC);
+
+			if (recover_buf) {
+				mvm->error_recovery_buf = recover_buf;
+				iwl_trans_read_mem_bytes(mvm->trans,
+							 src_addr,
+							 recover_buf,
+							 src_size);
+			}
+		}
+
 		if (fw_error && mvm->fw_restart > 0)
 			mvm->fw_restart--;
 		set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status);

drivers/net/wireless/intel/iwlwifi/mvm/power.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -544,6 +544,9 @@ int iwl_mvm_power_update_device(struct iwl_mvm *mvm)
 		cmd.flags &=
 			cpu_to_le16(~DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK);
 #endif
+	if (mvm->ext_clock_valid)
+		cmd.flags |= cpu_to_le16(DEVICE_POWER_FLAGS_32K_CLK_VALID_MSK);
+
 	IWL_DEBUG_POWER(mvm,
 			"Sending device power command with flags = 0x%X\n",
 			cmd.flags);

drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c

@@ -258,10 +258,7 @@ static void iwl_mvm_pass_packet_to_mac80211(struct iwl_mvm *mvm,
 					    struct ieee80211_sta *sta,
 					    bool csi)
 {
-	struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
+	if (iwl_mvm_check_pn(mvm, skb, queue, sta))
-
-	if (!(rx_status->flag & RX_FLAG_NO_PSDU) &&
-	    iwl_mvm_check_pn(mvm, skb, queue, sta))
 		kfree_skb(skb);
 	else
 		ieee80211_rx_napi(mvm->hw, sta, skb, napi);
@@ -1077,16 +1074,16 @@ static void iwl_mvm_decode_he_phy_data(struct iwl_mvm *mvm,
 					 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN |
 					 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN |
 					 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN);
-		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d0,
+		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d2,
 							    IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE1),
 					      IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1);
-		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d0,
+		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d2,
 							    IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE2),
 					      IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2);
-		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d0,
+		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d2,
 							    IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE3),
 					      IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3);
-		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d0,
+		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d2,
 							    IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE4),
 					      IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4);
 		/* fall through */
@@ -1096,7 +1093,6 @@ static void iwl_mvm_decode_he_phy_data(struct iwl_mvm *mvm,
 	case IWL_RX_PHY_INFO_TYPE_HE_TB:
 		/* HE common */
 		he->data1 |= cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN |
-					 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN |
 					 IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN |
 					 IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN);
 		he->data2 |= cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN |
@@ -1116,9 +1112,6 @@ static void iwl_mvm_decode_he_phy_data(struct iwl_mvm *mvm,
 		he->data3 |= le16_encode_bits(le32_get_bits(phy_data->d0,
 							    IWL_RX_PHY_DATA0_HE_LDPC_EXT_SYM),
 					      IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG);
-		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d0,
-							    IWL_RX_PHY_DATA0_HE_SPATIAL_REUSE_MASK),
-					      IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE);
 		he->data5 |= le16_encode_bits(le32_get_bits(phy_data->d0,
 							    IWL_RX_PHY_DATA0_HE_PRE_FEC_PAD_MASK),
 					      IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD);
@@ -1137,6 +1130,20 @@ static void iwl_mvm_decode_he_phy_data(struct iwl_mvm *mvm,
 		break;
 	}
 
+	switch (phy_data->info_type) {
+	case IWL_RX_PHY_INFO_TYPE_HE_MU_EXT:
+	case IWL_RX_PHY_INFO_TYPE_HE_MU:
+	case IWL_RX_PHY_INFO_TYPE_HE_SU:
+		he->data1 |= cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN);
+		he->data4 |= le16_encode_bits(le32_get_bits(phy_data->d0,
+							    IWL_RX_PHY_DATA0_HE_SPATIAL_REUSE_MASK),
+					      IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE);
+		break;
+	default:
+		/* nothing here */
+		break;
+	}
+
 	switch (phy_data->info_type) {
 	case IWL_RX_PHY_INFO_TYPE_HE_MU_EXT:
 		he_mu->flags1 |=
@@ -1800,7 +1807,7 @@ void iwl_mvm_rx_monitor_ndp(struct iwl_mvm *mvm, struct napi_struct *napi,
 		rx_status->rate_idx = rate;
 	}
 
-	iwl_mvm_pass_packet_to_mac80211(mvm, napi, skb, queue, sta, false);
+	ieee80211_rx_napi(mvm->hw, sta, skb, napi);
 out:
 	rcu_read_unlock();
 }

drivers/net/wireless/intel/iwlwifi/mvm/scan.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -1580,6 +1580,11 @@ static int iwl_mvm_check_running_scans(struct iwl_mvm *mvm, int type)
 	 * scheduled scan before starting a normal scan.
 	 */
 
+	/* FW supports only a single periodic scan */
+	if ((type == IWL_MVM_SCAN_SCHED || type == IWL_MVM_SCAN_NETDETECT) &&
+	    mvm->scan_status & (IWL_MVM_SCAN_SCHED | IWL_MVM_SCAN_NETDETECT))
+		return -EBUSY;
+
 	if (iwl_mvm_num_scans(mvm) < mvm->max_scans)
 		return 0;
 

drivers/net/wireless/intel/iwlwifi/mvm/sta.c

@@ -750,7 +750,8 @@ static int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm,
 
 	if (tid == IWL_MAX_TID_COUNT) {
 		tid = IWL_MGMT_TID;
-		size = IWL_MGMT_QUEUE_SIZE;
+		size = max_t(u32, IWL_MGMT_QUEUE_SIZE,
+			     mvm->trans->cfg->min_txq_size);
 	}
 	queue = iwl_trans_txq_alloc(mvm->trans,
 				    cpu_to_le16(TX_QUEUE_CFG_ENABLE_QUEUE),

drivers/net/wireless/intel/iwlwifi/mvm/time-event.c

@@ -85,7 +85,7 @@ void iwl_mvm_te_clear_data(struct iwl_mvm *mvm,
 {
 	lockdep_assert_held(&mvm->time_event_lock);
 
-	if (!te_data->vif)
+	if (!te_data || !te_data->vif)
 		return;
 
 	list_del(&te_data->list);

drivers/net/wireless/intel/iwlwifi/mvm/utils.c

@@ -457,12 +457,14 @@ static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm)
 {
 	struct iwl_trans *trans = mvm->trans;
 	struct iwl_umac_error_event_table table;
+	u32 base = mvm->trans->umac_error_event_table;
 
-	if (!mvm->support_umac_log)
+	if (!mvm->support_umac_log &&
+	    !(mvm->trans->error_event_table_tlv_status &
+	      IWL_ERROR_EVENT_TABLE_UMAC))
 		return;
 
-	iwl_trans_read_mem_bytes(trans, mvm->umac_error_event_table, &table,
+	iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table));
-				 sizeof(table));
 
 	if (table.valid)
 		mvm->fwrt.dump.umac_err_id = table.error_id;
@@ -494,7 +496,7 @@ static void iwl_mvm_dump_lmac_error_log(struct iwl_mvm *mvm, u8 lmac_num)
 {
 	struct iwl_trans *trans = mvm->trans;
 	struct iwl_error_event_table table;
-	u32 val, base = mvm->error_event_table[lmac_num];
+	u32 val, base = mvm->trans->lmac_error_event_table[lmac_num];
 
 	if (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) {
 		if (!base)
@@ -590,7 +592,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
 
 	iwl_mvm_dump_lmac_error_log(mvm, 0);
 
-	if (mvm->error_event_table[1])
+	if (mvm->trans->lmac_error_event_table[1])
 		iwl_mvm_dump_lmac_error_log(mvm, 1);
 
 	iwl_mvm_dump_umac_error_log(mvm);

drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c

@@ -5,7 +5,7 @@
  *
  * GPL LICENSE SUMMARY
  *
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -18,7 +18,7 @@
  *
  * BSD LICENSE
  *
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -66,6 +66,7 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
 	void *iml_img;
 	u32 control_flags = 0;
 	int ret;
+	int cmdq_size = max_t(u32, TFD_CMD_SLOTS, trans->cfg->min_txq_size);
 
 	/* Allocate prph scratch */
 	prph_scratch = dma_alloc_coherent(trans->dev, sizeof(*prph_scratch),
@@ -151,7 +152,7 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
 	ctxt_info_gen3->mcr_base_addr =
 		cpu_to_le64(trans_pcie->rxq->used_bd_dma);
 	ctxt_info_gen3->mtr_size =
-		cpu_to_le16(TFD_QUEUE_CB_SIZE(TFD_CMD_SLOTS));
+		cpu_to_le16(TFD_QUEUE_CB_SIZE(cmdq_size));
 	ctxt_info_gen3->mcr_size =
 		cpu_to_le16(RX_QUEUE_CB_SIZE(MQ_RX_TABLE_SIZE));
 
@@ -175,8 +176,13 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
 	iwl_write64(trans, CSR_IML_DATA_ADDR,
 		    trans_pcie->iml_dma_addr);
 	iwl_write32(trans, CSR_IML_SIZE_ADDR, trans->iml_len);
-	iwl_set_bit(trans, CSR_CTXT_INFO_BOOT_CTRL, CSR_AUTO_FUNC_BOOT_ENA);
+
-	iwl_set_bit(trans, CSR_GP_CNTRL, CSR_AUTO_FUNC_INIT);
+	iwl_set_bit(trans, CSR_CTXT_INFO_BOOT_CTRL,
+		    CSR_AUTO_FUNC_BOOT_ENA);
+	if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_AX210)
+		iwl_write_umac_prph(trans, UREG_CPU_INIT_RUN, 1);
+	else
+		iwl_set_bit(trans, CSR_GP_CNTRL, CSR_AUTO_FUNC_INIT);
 
 	return 0;
 }

drivers/net/wireless/intel/iwlwifi/pcie/drv.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016-2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -32,7 +32,7 @@
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * All rights reserved.
  * Copyright(c) 2017 Intel Deutschland GmbH
- * Copyright(c) 2018        Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -872,6 +872,7 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
 	{IWL_PCI_DEVICE(0xA370, 0x40A4, iwl9462_2ac_cfg_soc)},
 	{IWL_PCI_DEVICE(0xA370, 0x4234, iwl9560_2ac_cfg_soc)},
 	{IWL_PCI_DEVICE(0xA370, 0x42A4, iwl9462_2ac_cfg_soc)},
+	{IWL_PCI_DEVICE(0x2720, 0x0030, iwl9560_2ac_cfg_qnj_jf_b0)},
 
 /* 22000 Series */
 	{IWL_PCI_DEVICE(0x02F0, 0x0070, iwl22560_2ax_cfg_hr)},
@@ -891,7 +892,6 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
 	{IWL_PCI_DEVICE(0x06F0, 0x1652, killer1650i_2ax_cfg_qu_b0_hr_b0)},
 	{IWL_PCI_DEVICE(0x06F0, 0x4070, iwl22560_2ax_cfg_hr)},
 	{IWL_PCI_DEVICE(0x2720, 0x0000, iwl22560_2ax_cfg_hr)},
-	{IWL_PCI_DEVICE(0x2720, 0x0030, iwl9560_2ac_160_cfg_soc)},
 	{IWL_PCI_DEVICE(0x2720, 0x0040, iwl22560_2ax_cfg_hr)},
 	{IWL_PCI_DEVICE(0x2720, 0x0070, iwl22000_2ac_cfg_hr_cdb)},
 	{IWL_PCI_DEVICE(0x2720, 0x0074, iwl22560_2ax_cfg_hr)},
@@ -948,6 +948,14 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
 	{IWL_PCI_DEVICE(0x1a56, 0x1653, killer1650w_2ax_cfg)},
 	{IWL_PCI_DEVICE(0x1a56, 0x1654, killer1650x_2ax_cfg)},
 
+	{IWL_PCI_DEVICE(0x2725, 0x0090, iwlax210_2ax_cfg_so_hr_a0)},
+	{IWL_PCI_DEVICE(0x7A70, 0x0090, iwlax210_2ax_cfg_so_hr_a0)},
+	{IWL_PCI_DEVICE(0x7A70, 0x0310, iwlax210_2ax_cfg_so_hr_a0)},
+	{IWL_PCI_DEVICE(0x2725, 0x0020, iwlax210_2ax_cfg_so_hr_a0)},
+	{IWL_PCI_DEVICE(0x2725, 0x0310, iwlax210_2ax_cfg_so_hr_a0)},
+	{IWL_PCI_DEVICE(0x2725, 0x0A10, iwlax210_2ax_cfg_so_hr_a0)},
+	{IWL_PCI_DEVICE(0x2725, 0x00B0, iwlax210_2ax_cfg_so_hr_a0)},
+
 #endif /* CONFIG_IWLMVM */
 
 	{0}
@@ -999,7 +1007,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 		if (rf_id_chp == jf_chp_id) {
 			if (iwl_trans->hw_rev == CSR_HW_REV_TYPE_QNJ)
-				cfg = &iwl22000_2ax_cfg_qnj_jf_b0;
+				cfg = &iwl9560_2ac_cfg_qnj_jf_b0;
 			else
 				cfg = &iwl22000_2ac_cfg_jf;
 		} else if (rf_id_chp == hr_chp_id) {

drivers/net/wireless/intel/iwlwifi/pcie/internal.h

@@ -400,6 +400,8 @@ struct iwl_txq {
 	u32 id;
 	int low_mark;
 	int high_mark;
+
+	bool overflow_tx;
 };
 
 static inline dma_addr_t

drivers/net/wireless/intel/iwlwifi/pcie/rx.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -202,9 +202,9 @@ int iwl_pcie_rx_stop(struct iwl_trans *trans)
 {
 	if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) {
 		/* TODO: remove this for 22560 once fw does it */
-		iwl_write_prph(trans, RFH_RXF_DMA_CFG_GEN3, 0);
+		iwl_write_umac_prph(trans, RFH_RXF_DMA_CFG_GEN3, 0);
-		return iwl_poll_prph_bit(trans, RFH_GEN_STATUS_GEN3,
+		return iwl_poll_umac_prph_bit(trans, RFH_GEN_STATUS_GEN3,
-					 RXF_DMA_IDLE, RXF_DMA_IDLE, 1000);
+					      RXF_DMA_IDLE, RXF_DMA_IDLE, 1000);
 	} else if (trans->cfg->mq_rx_supported) {
 		iwl_write_prph(trans, RFH_RXF_DMA_CFG, 0);
 		return iwl_poll_prph_bit(trans, RFH_GEN_STATUS,
@@ -247,7 +247,7 @@ static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans,
 	}
 
 	rxq->write_actual = round_down(rxq->write, 8);
-	if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560)
+	if (trans->cfg->device_family == IWL_DEVICE_FAMILY_22560)
 		iwl_write32(trans, HBUS_TARG_WRPTR,
 			    (rxq->write_actual |
 			     ((FIRST_RX_QUEUE + rxq->id) << 16)));
@@ -538,9 +538,9 @@ static void iwl_pcie_rx_allocator(struct iwl_trans *trans)
 	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 	struct iwl_rb_allocator *rba = &trans_pcie->rba;
 	struct list_head local_empty;
-	int pending = atomic_xchg(&rba->req_pending, 0);
+	int pending = atomic_read(&rba->req_pending);
 
-	IWL_DEBUG_RX(trans, "Pending allocation requests = %d\n", pending);
+	IWL_DEBUG_TPT(trans, "Pending allocation requests = %d\n", pending);
 
 	/* If we were scheduled - there is at least one request */
 	spin_lock(&rba->lock);
@@ -593,12 +593,15 @@ static void iwl_pcie_rx_allocator(struct iwl_trans *trans)
 			i++;
 		}
 
+		atomic_dec(&rba->req_pending);
 		pending--;
+
 		if (!pending) {
-			pending = atomic_xchg(&rba->req_pending, 0);
+			pending = atomic_read(&rba->req_pending);
-			IWL_DEBUG_RX(trans,
+			if (pending)
-				     "Pending allocation requests = %d\n",
+				IWL_DEBUG_TPT(trans,
-				     pending);
+					      "Got more pending allocation requests = %d\n",
+					      pending);
 		}
 
 		spin_lock(&rba->lock);
@@ -609,12 +612,15 @@ static void iwl_pcie_rx_allocator(struct iwl_trans *trans)
 		spin_unlock(&rba->lock);
 
 		atomic_inc(&rba->req_ready);
+
 	}
 
 	spin_lock(&rba->lock);
 	/* return unused rbds to the allocator empty list */
 	list_splice_tail(&local_empty, &rba->rbd_empty);
 	spin_unlock(&rba->lock);
+
+	IWL_DEBUG_TPT(trans, "%s, exit.\n", __func__);
 }
 
 /*
@@ -1424,6 +1430,9 @@ restart:
 			     !emergency)) {
 			iwl_pcie_rx_move_to_allocator(rxq, rba);
 			emergency = true;
+			IWL_DEBUG_TPT(trans,
+				      "RX path is in emergency. Pending allocations %d\n",
+				      rb_pending_alloc);
 		}
 
 		IWL_DEBUG_RX(trans, "Q %d: HW = %d, SW = %d\n", rxq->id, r, i);
@@ -1453,8 +1462,12 @@ restart:
 			count++;
 			if (count == 8) {
 				count = 0;
-				if (rb_pending_alloc < rxq->queue_size / 3)
+				if (rb_pending_alloc < rxq->queue_size / 3) {
+					IWL_DEBUG_TPT(trans,
+						      "RX path exited emergency. Pending allocations %d\n",
+						      rb_pending_alloc);
 					emergency = false;
+				}
 
 				rxq->read = i;
 				spin_unlock(&rxq->lock);
@@ -2120,7 +2133,7 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id)
 		}
 	}
 
-	if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560 &&
+	if (trans->cfg->device_family == IWL_DEVICE_FAMILY_22560 &&
 	    inta_hw & MSIX_HW_INT_CAUSES_REG_IPC) {
 		/* Reflect IML transfer status */
 		int res = iwl_read32(trans, CSR_IML_RESP_ADDR);
@@ -2139,6 +2152,17 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id)
 		isr_stats->wakeup++;
 	}
 
+	if (inta_hw & MSIX_HW_INT_CAUSES_REG_IML) {
+		/* Reflect IML transfer status */
+		int res = iwl_read32(trans, CSR_IML_RESP_ADDR);
+
+		IWL_DEBUG_ISR(trans, "IML transfer status: %d\n", res);
+		if (res == IWL_IMAGE_RESP_FAIL) {
+			isr_stats->sw++;
+			iwl_pcie_irq_handle_error(trans);
+		}
+	}
+
 	/* Chip got too hot and stopped itself */
 	if (inta_hw & MSIX_HW_INT_CAUSES_REG_CT_KILL) {
 		IWL_ERR(trans, "Microcode CT kill error detected.\n");

drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c

@@ -171,7 +171,7 @@ void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans, bool low_power)
 	}
 
 	iwl_pcie_ctxt_info_free_paging(trans);
-	if (trans->cfg->device_family == IWL_DEVICE_FAMILY_22560)
+	if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560)
 		iwl_pcie_ctxt_info_gen3_free(trans);
 	else
 		iwl_pcie_ctxt_info_free(trans);
@@ -234,6 +234,7 @@ void iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans, bool low_power)
 static int iwl_pcie_gen2_nic_init(struct iwl_trans *trans)
 {
 	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+	int queue_size = max_t(u32, TFD_CMD_SLOTS, trans->cfg->min_txq_size);
 
 	/* TODO: most of the logic can be removed in A0 - but not in Z0 */
 	spin_lock(&trans_pcie->irq_lock);
@@ -247,7 +248,7 @@ static int iwl_pcie_gen2_nic_init(struct iwl_trans *trans)
 		return -ENOMEM;
 
 	/* Allocate or reset and init all Tx and Command queues */
-	if (iwl_pcie_gen2_tx_init(trans, trans_pcie->cmd_queue, TFD_CMD_SLOTS))
+	if (iwl_pcie_gen2_tx_init(trans, trans_pcie->cmd_queue, queue_size))
 		return -ENOMEM;
 
 	/* enable shadow regs in HW */
@@ -332,7 +333,7 @@ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans,
 		goto out;
 	}
 
-	if (trans->cfg->device_family == IWL_DEVICE_FAMILY_22560)
+	if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560)
 		ret = iwl_pcie_ctxt_info_gen3_init(trans, fw);
 	else
 		ret = iwl_pcie_ctxt_info_init(trans, fw);

drivers/net/wireless/intel/iwlwifi/pcie/trans.c

@@ -8,7 +8,7 @@
  * Copyright(c) 2007 - 2015 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2005 - 2015 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -896,13 +896,13 @@ void iwl_pcie_apply_destination(struct iwl_trans *trans)
 		if (!trans->num_blocks)
 			return;
 
-		iwl_write_prph(trans, MON_BUFF_BASE_ADDR_VER2,
+		iwl_write_umac_prph(trans, MON_BUFF_BASE_ADDR_VER2,
-			       trans->fw_mon[0].physical >>
+				    trans->fw_mon[0].physical >>
-			       MON_BUFF_SHIFT_VER2);
+				    MON_BUFF_SHIFT_VER2);
-		iwl_write_prph(trans, MON_BUFF_END_ADDR_VER2,
+		iwl_write_umac_prph(trans, MON_BUFF_END_ADDR_VER2,
-			       (trans->fw_mon[0].physical +
+				    (trans->fw_mon[0].physical +
-				trans->fw_mon[0].size - 256) >>
+				     trans->fw_mon[0].size - 256) >>
-			       MON_BUFF_SHIFT_VER2);
+				    MON_BUFF_SHIFT_VER2);
 		return;
 	}
 
@@ -1094,6 +1094,7 @@ static struct iwl_causes_list causes_list[] = {
 	{MSIX_FH_INT_CAUSES_FH_ERR,		CSR_MSIX_FH_INT_MASK_AD, 0x5},
 	{MSIX_HW_INT_CAUSES_REG_ALIVE,		CSR_MSIX_HW_INT_MASK_AD, 0x10},
 	{MSIX_HW_INT_CAUSES_REG_WAKEUP,		CSR_MSIX_HW_INT_MASK_AD, 0x11},
+	{MSIX_HW_INT_CAUSES_REG_IML,            CSR_MSIX_HW_INT_MASK_AD, 0x12},
 	{MSIX_HW_INT_CAUSES_REG_CT_KILL,	CSR_MSIX_HW_INT_MASK_AD, 0x16},
 	{MSIX_HW_INT_CAUSES_REG_RF_KILL,	CSR_MSIX_HW_INT_MASK_AD, 0x17},
 	{MSIX_HW_INT_CAUSES_REG_PERIODIC,	CSR_MSIX_HW_INT_MASK_AD, 0x18},
@@ -1126,7 +1127,7 @@ static void iwl_pcie_map_non_rx_causes(struct iwl_trans *trans)
 	struct iwl_trans_pcie *trans_pcie =  IWL_TRANS_GET_PCIE_TRANS(trans);
 	int val = trans_pcie->def_irq | MSIX_NON_AUTO_CLEAR_CAUSE;
 	int i, arr_size =
-		(trans->cfg->device_family < IWL_DEVICE_FAMILY_22560) ?
+		(trans->cfg->device_family != IWL_DEVICE_FAMILY_22560) ?
 		ARRAY_SIZE(causes_list) : ARRAY_SIZE(causes_list_v2);
 
 	/*
@@ -1136,7 +1137,7 @@ static void iwl_pcie_map_non_rx_causes(struct iwl_trans *trans)
 	 */
 	for (i = 0; i < arr_size; i++) {
 		struct iwl_causes_list *causes =
-			(trans->cfg->device_family < IWL_DEVICE_FAMILY_22560) ?
+			(trans->cfg->device_family != IWL_DEVICE_FAMILY_22560) ?
 			causes_list : causes_list_v2;
 
 		iwl_write8(trans, CSR_MSIX_IVAR(causes[i].addr), val);
@@ -1182,8 +1183,8 @@ void iwl_pcie_conf_msix_hw(struct iwl_trans_pcie *trans_pcie)
 	if (!trans_pcie->msix_enabled) {
 		if (trans->cfg->mq_rx_supported &&
 		    test_bit(STATUS_DEVICE_ENABLED, &trans->status))
-			iwl_write_prph(trans, UREG_CHICK,
+			iwl_write_umac_prph(trans, UREG_CHICK,
-				       UREG_CHICK_MSI_ENABLE);
+					    UREG_CHICK_MSI_ENABLE);
 		return;
 	}
 	/*
@@ -1192,7 +1193,7 @@ void iwl_pcie_conf_msix_hw(struct iwl_trans_pcie *trans_pcie)
 	 * prph.
 	 */
 	if (test_bit(STATUS_DEVICE_ENABLED, &trans->status))
-		iwl_write_prph(trans, UREG_CHICK, UREG_CHICK_MSIX_ENABLE);
+		iwl_write_umac_prph(trans, UREG_CHICK, UREG_CHICK_MSIX_ENABLE);
 
 	/*
 	 * Each cause from the causes list above and the RX causes is
@@ -1560,7 +1561,7 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans,
 	}
 
 	IWL_DEBUG_POWER(trans, "WFPM value upon resume = 0x%08X\n",
-			iwl_read_prph(trans, WFPM_GP2));
+			iwl_read_umac_prph(trans, WFPM_GP2));
 
 	val = iwl_read32(trans, CSR_RESET);
 	if (val & CSR_RESET_REG_FLAG_NEVO_RESET)
@@ -1709,15 +1710,18 @@ static int _iwl_trans_pcie_start_hw(struct iwl_trans *trans, bool low_power)
 		return err;
 	}
 
-	hpm = iwl_trans_read_prph(trans, HPM_DEBUG);
+	hpm = iwl_read_umac_prph_no_grab(trans, HPM_DEBUG);
 	if (hpm != 0xa5a5a5a0 && (hpm & PERSISTENCE_BIT)) {
-		if (iwl_trans_read_prph(trans, PREG_PRPH_WPROT_0) &
+		int wfpm_val = iwl_read_umac_prph_no_grab(trans,
-		    PREG_WFPM_ACCESS) {
+							  PREG_PRPH_WPROT_0);
+
+		if (wfpm_val & PREG_WFPM_ACCESS) {
 			IWL_ERR(trans,
 				"Error, can not clear persistence bit\n");
 			return -EPERM;
 		}
-		iwl_trans_write_prph(trans, HPM_DEBUG, hpm & ~PERSISTENCE_BIT);
+		iwl_write_umac_prph_no_grab(trans, HPM_DEBUG,
+					    hpm & ~PERSISTENCE_BIT);
 	}
 
 	iwl_trans_pcie_sw_reset(trans);
@@ -2239,6 +2243,7 @@ static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans, int txq_idx)
 	struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
 	struct iwl_txq *txq;
 	unsigned long now = jiffies;
+	bool overflow_tx;
 	u8 wr_ptr;
 
 	/* Make sure the NIC is still alive in the bus */
@@ -2250,18 +2255,37 @@ static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans, int txq_idx)
 
 	IWL_DEBUG_TX_QUEUES(trans, "Emptying queue %d...\n", txq_idx);
 	txq = trans_pcie->txq[txq_idx];
+
+	spin_lock_bh(&txq->lock);
+	overflow_tx = txq->overflow_tx ||
+		      !skb_queue_empty(&txq->overflow_q);
+	spin_unlock_bh(&txq->lock);
+
 	wr_ptr = READ_ONCE(txq->write_ptr);
 
-	while (txq->read_ptr != READ_ONCE(txq->write_ptr) &&
+	while ((txq->read_ptr != READ_ONCE(txq->write_ptr) ||
+		overflow_tx) &&
 	       !time_after(jiffies,
 			   now + msecs_to_jiffies(IWL_FLUSH_WAIT_MS))) {
 		u8 write_ptr = READ_ONCE(txq->write_ptr);
 
-		if (WARN_ONCE(wr_ptr != write_ptr,
+		/*
+		 * If write pointer moved during the wait, warn only
+		 * if the TX came from op mode. In case TX came from
+		 * trans layer (overflow TX) don't warn.
+		 */
+		if (WARN_ONCE(wr_ptr != write_ptr && !overflow_tx,
 			      "WR pointer moved while flushing %d -> %d\n",
 			      wr_ptr, write_ptr))
 			return -ETIMEDOUT;
+		wr_ptr = write_ptr;
+
 		usleep_range(1000, 2000);
+
+		spin_lock_bh(&txq->lock);
+		overflow_tx = txq->overflow_tx ||
+			      !skb_queue_empty(&txq->overflow_q);
+		spin_unlock_bh(&txq->lock);
 	}
 
 	if (txq->read_ptr != txq->write_ptr) {
@@ -2947,7 +2971,8 @@ static u32 iwl_trans_pcie_fh_regs_dump(struct iwl_trans *trans,
 		     i += sizeof(u32))
 			*val++ = cpu_to_le32(iwl_trans_pcie_read32(trans, i));
 	else
-		for (i = FH_MEM_LOWER_BOUND_GEN2; i < FH_MEM_UPPER_BOUND_GEN2;
+		for (i = iwl_umac_prph(trans, FH_MEM_LOWER_BOUND_GEN2);
+		     i < iwl_umac_prph(trans, FH_MEM_UPPER_BOUND_GEN2);
 		     i += sizeof(u32))
 			*val++ = cpu_to_le32(iwl_trans_pcie_read_prph(trans,
 								      i));
@@ -2972,11 +2997,11 @@ iwl_trans_pci_dump_marbh_monitor(struct iwl_trans *trans,
 	if (!iwl_trans_grab_nic_access(trans, &flags))
 		return 0;
 
-	iwl_write_prph_no_grab(trans, MON_DMARB_RD_CTL_ADDR, 0x1);
+	iwl_write_umac_prph_no_grab(trans, MON_DMARB_RD_CTL_ADDR, 0x1);
 	for (i = 0; i < buf_size_in_dwords; i++)
-		buffer[i] = iwl_read_prph_no_grab(trans,
+		buffer[i] = iwl_read_umac_prph_no_grab(trans,
-				MON_DMARB_RD_DATA_ADDR);
+						       MON_DMARB_RD_DATA_ADDR);
-	iwl_write_prph_no_grab(trans, MON_DMARB_RD_CTL_ADDR, 0x0);
+	iwl_write_umac_prph_no_grab(trans, MON_DMARB_RD_CTL_ADDR, 0x0);
 
 	iwl_trans_release_nic_access(trans, &flags);
 
@@ -2991,9 +3016,9 @@ iwl_trans_pcie_dump_pointers(struct iwl_trans *trans,
 
 	/* If there was a dest TLV - use the values from there */
 	if (trans->ini_valid) {
-		base = MON_BUFF_BASE_ADDR_VER2;
+		base = iwl_umac_prph(trans, MON_BUFF_BASE_ADDR_VER2);
-		write_ptr = MON_BUFF_WRPTR_VER2;
+		write_ptr = iwl_umac_prph(trans, MON_BUFF_WRPTR_VER2);
-		wrap_cnt = MON_BUFF_CYCLE_CNT_VER2;
+		wrap_cnt = iwl_umac_prph(trans, MON_BUFF_CYCLE_CNT_VER2);
 	} else if (trans->dbg_dest_tlv) {
 		write_ptr = le32_to_cpu(trans->dbg_dest_tlv->write_ptr_reg);
 		wrap_cnt = le32_to_cpu(trans->dbg_dest_tlv->wrap_count);
@@ -3155,8 +3180,8 @@ static struct iwl_trans_dump_data
 	if (dump_mask & BIT(IWL_FW_ERROR_DUMP_FH_REGS)) {
 		if (trans->cfg->gen2)
 			len += sizeof(*data) +
-			       (FH_MEM_UPPER_BOUND_GEN2 -
+			       (iwl_umac_prph(trans, FH_MEM_UPPER_BOUND_GEN2) -
-				FH_MEM_LOWER_BOUND_GEN2);
+				iwl_umac_prph(trans, FH_MEM_LOWER_BOUND_GEN2));
 		else
 			len += sizeof(*data) +
 			       (FH_MEM_UPPER_BOUND -
@@ -3486,9 +3511,11 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
 		if (iwl_trans_grab_nic_access(trans, &flags)) {
 			u32 hw_step;
 
-			hw_step = iwl_read_prph_no_grab(trans, WFPM_CTRL_REG);
+			hw_step = iwl_read_umac_prph_no_grab(trans,
+							     WFPM_CTRL_REG);
 			hw_step |= ENABLE_WFPM;
-			iwl_write_prph_no_grab(trans, WFPM_CTRL_REG, hw_step);
+			iwl_write_umac_prph_no_grab(trans, WFPM_CTRL_REG,
+						    hw_step);
 			hw_step = iwl_read_prph_no_grab(trans, AUX_MISC_REG);
 			hw_step = (hw_step >> HW_STEP_LOCATION_BITS) & 0xF;
 			if (hw_step == 0x3)
@@ -3503,7 +3530,17 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
 #if IS_ENABLED(CONFIG_IWLMVM)
 	trans->hw_rf_id = iwl_read32(trans, CSR_HW_RF_ID);
 
-	if (cfg == &iwl22560_2ax_cfg_hr) {
+	if (cfg == &iwlax210_2ax_cfg_so_hr_a0) {
+		if (trans->hw_rev == CSR_HW_REV_TYPE_TY) {
+			trans->cfg = &iwlax210_2ax_cfg_ty_gf_a0;
+		} else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
+			   CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_JF)) {
+			trans->cfg = &iwlax210_2ax_cfg_so_jf_a0;
+		} else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
+			   CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_GF)) {
+			trans->cfg = &iwlax210_2ax_cfg_so_gf_a0;
+		}
+	} else if (cfg == &iwl22560_2ax_cfg_hr) {
 		if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
 		    CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HR)) {
 			trans->cfg = &iwl22560_2ax_cfg_hr;

drivers/net/wireless/intel/iwlwifi/pcie/tx.c

@@ -995,7 +995,11 @@ static int iwl_pcie_tx_alloc(struct iwl_trans *trans)
 	     txq_id++) {
 		bool cmd_queue = (txq_id == trans_pcie->cmd_queue);
 
-		slots_num = cmd_queue ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
+		if (cmd_queue)
+			slots_num = max_t(u32, TFD_CMD_SLOTS,
+					  trans->cfg->min_txq_size);
+		else
+			slots_num = TFD_TX_CMD_SLOTS;
 		trans_pcie->txq[txq_id] = &trans_pcie->txq_memory[txq_id];
 		ret = iwl_pcie_txq_alloc(trans, trans_pcie->txq[txq_id],
 					 slots_num, cmd_queue);
@@ -1044,7 +1048,11 @@ int iwl_pcie_tx_init(struct iwl_trans *trans)
 	     txq_id++) {
 		bool cmd_queue = (txq_id == trans_pcie->cmd_queue);
 
-		slots_num = cmd_queue ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS;
+		if (cmd_queue)
+			slots_num = max_t(u32, TFD_CMD_SLOTS,
+					  trans->cfg->min_txq_size);
+		else
+			slots_num = TFD_TX_CMD_SLOTS;
 		ret = iwl_pcie_txq_init(trans, trans_pcie->txq[txq_id],
 					slots_num, cmd_queue);
 		if (ret) {
@@ -1173,6 +1181,15 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn,
 		__skb_queue_head_init(&overflow_skbs);
 		skb_queue_splice_init(&txq->overflow_q, &overflow_skbs);
 
+		/*
+		 * We are going to transmit from the overflow queue.
+		 * Remember this state so that wait_for_txq_empty will know we
+		 * are adding more packets to the TFD queue. It cannot rely on
+		 * the state of &txq->overflow_q, as we just emptied it, but
+		 * haven't TXed the content yet.
+		 */
+		txq->overflow_tx = true;
+
 		/*
 		 * This is tricky: we are in reclaim path which is non
 		 * re-entrant, so noone will try to take the access the
@@ -1201,6 +1218,7 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn,
 			iwl_wake_queue(trans, txq);
 
 		spin_lock_bh(&txq->lock);
+		txq->overflow_tx = false;
 	}
 
 	if (txq->read_ptr == txq->write_ptr) {

include/linux/ieee80211.h

@@ -2118,6 +2118,8 @@ ieee80211_he_oper_size(const u8 *he_oper_ie)
 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC	0
 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA	1
 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI	2
+#define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI	8
+#define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC	11
 
 /* 802.11g ERP information element */
 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)