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

ath.git patches for 4.16. Major changes:

ath10k

* enable multiqueue support for all hw using mac80211 wake_tx_queue op

* new Kconfig option ATH10K_SPECTRAL to save RAM

* show tx stats on QCA9880

* new qcom,ath10k-calibration-variant DT entry

* WMI layer support for wcn3990

ath9k

* new Kconfig option ATH9K_COMMON_SPECTRAL to save RAM

wcn36xx

* hardware scan offload support

wil6210

* run-time PM support when interface is down

Author: Kalle Valo

Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt

@@ -41,6 +41,9 @@ Optional properties:
 - qcom,msi_addr: MSI interrupt address.
 - qcom,msi_base: Base value to add before writing MSI data into
 		MSI address register.
+- qcom,ath10k-calibration-variant: string to search for in the board-2.bin
+				   variant list with the same bus and device
+				   specific ids
 - qcom,ath10k-calibration-data : calibration data + board specific data
 				 as an array, the length can vary between
 				 hw versions.

drivers/net/wireless/ath/ath10k/Kconfig

@@ -47,12 +47,19 @@ config ATH10K_DEBUG
 config ATH10K_DEBUGFS
 	bool "Atheros ath10k debugfs support"
 	depends on ATH10K && DEBUG_FS
-	select RELAY
 	---help---
 	  Enabled debugfs support
 
 	  If unsure, say Y to make it easier to debug problems.
 
+config ATH10K_SPECTRAL
+	bool "Atheros ath10k spectral scan support"
+	depends on ATH10K_DEBUGFS
+	select RELAY
+	default n
+	---help---
+	  Say Y to enable access to the FFT/spectral data via debugfs.
+
 config ATH10K_TRACING
 	bool "Atheros ath10k tracing support"
 	depends on ATH10K

drivers/net/wireless/ath/ath10k/Makefile

@@ -15,7 +15,7 @@ ath10k_core-y += mac.o \
 		 p2p.o \
 		 swap.o
 
-ath10k_core-$(CONFIG_ATH10K_DEBUGFS) += spectral.o
+ath10k_core-$(CONFIG_ATH10K_SPECTRAL) += spectral.o
 ath10k_core-$(CONFIG_NL80211_TESTMODE) += testmode.o
 ath10k_core-$(CONFIG_ATH10K_TRACING) += trace.o
 ath10k_core-$(CONFIG_THERMAL) += thermal.o

drivers/net/wireless/ath/ath10k/core.c

@@ -75,6 +75,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA9887_HW_1_0_VERSION,
@@ -99,6 +102,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA6174_HW_2_1_VERSION,
@@ -122,6 +128,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA6174_HW_2_1_VERSION,
@@ -145,6 +154,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA6174_HW_3_0_VERSION,
@@ -168,6 +180,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA6174_HW_3_2_VERSION,
@@ -194,6 +209,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA99X0_HW_2_0_DEV_VERSION,
@@ -223,6 +241,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 11,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA9984_HW_1_0_DEV_VERSION,
@@ -257,6 +278,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 1560,
 		.vht160_mcs_tx_highest = 1560,
 		.n_cipher_suites = 11,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA9888_HW_2_0_DEV_VERSION,
@@ -290,6 +314,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 780,
 		.vht160_mcs_tx_highest = 780,
 		.n_cipher_suites = 11,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA9377_HW_1_0_DEV_VERSION,
@@ -313,6 +340,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA9377_HW_1_1_DEV_VERSION,
@@ -338,6 +368,9 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 8,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
 	},
 	{
 		.id = QCA4019_HW_1_0_DEV_VERSION,
@@ -368,6 +401,27 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 		.vht160_mcs_rx_highest = 0,
 		.vht160_mcs_tx_highest = 0,
 		.n_cipher_suites = 11,
+		.num_peers = TARGET_TLV_NUM_PEERS,
+		.ast_skid_limit = 0x10,
+		.num_wds_entries = 0x20,
+	},
+	{
+		.id = WCN3990_HW_1_0_DEV_VERSION,
+		.dev_id = 0,
+		.name = "wcn3990 hw1.0",
+		.continuous_frag_desc = true,
+		.tx_chain_mask = 0x7,
+		.rx_chain_mask = 0x7,
+		.max_spatial_stream = 4,
+		.fw = {
+			.dir = WCN3990_HW_1_0_FW_DIR,
+		},
+		.sw_decrypt_mcast_mgmt = true,
+		.hw_ops = &wcn3990_ops,
+		.decap_align_bytes = 1,
+		.num_peers = TARGET_HL_10_TLV_NUM_PEERS,
+		.ast_skid_limit = TARGET_HL_10_TLV_AST_SKID_LIMIT,
+		.num_wds_entries = TARGET_HL_10_TLV_NUM_WDS_ENTRIES,
 	},
 };
 
@@ -390,6 +444,7 @@ static const char *const ath10k_core_fw_feature_str[] = {
 	[ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR] = "skip-null-func-war",
 	[ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST] = "allows-mesh-bcast",
 	[ATH10K_FW_FEATURE_NO_PS] = "no-ps",
+	[ATH10K_FW_FEATURE_MGMT_TX_BY_REF] = "mgmt-tx-by-reference",
 };
 
 static unsigned int ath10k_core_get_fw_feature_str(char *buf,
@@ -860,6 +915,28 @@ static int ath10k_core_check_smbios(struct ath10k *ar)
 	return 0;
 }
 
+static int ath10k_core_check_dt(struct ath10k *ar)
+{
+	struct device_node *node;
+	const char *variant = NULL;
+
+	node = ar->dev->of_node;
+	if (!node)
+		return -ENOENT;
+
+	of_property_read_string(node, "qcom,ath10k-calibration-variant",
+				&variant);
+	if (!variant)
+		return -ENODATA;
+
+	if (strscpy(ar->id.bdf_ext, variant, sizeof(ar->id.bdf_ext)) < 0)
+		ath10k_dbg(ar, ATH10K_DBG_BOOT,
+			   "bdf variant string is longer than the buffer can accommodate (variant: %s)\n",
+			    variant);
+
+	return 0;
+}
+
 static int ath10k_download_and_run_otp(struct ath10k *ar)
 {
 	u32 result, address = ar->hw_params.patch_load_addr;
@@ -1231,19 +1308,19 @@ static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
 	/* strlen(',variant=') + strlen(ar->id.bdf_ext) */
 	char variant[9 + ATH10K_SMBIOS_BDF_EXT_STR_LENGTH] = { 0 };
 
+	if (ar->id.bdf_ext[0] != '\0')
+		scnprintf(variant, sizeof(variant), ",variant=%s",
+			  ar->id.bdf_ext);
+
 	if (ar->id.bmi_ids_valid) {
 		scnprintf(name, name_len,
-			  "bus=%s,bmi-chip-id=%d,bmi-board-id=%d",
+			  "bus=%s,bmi-chip-id=%d,bmi-board-id=%d%s",
 			  ath10k_bus_str(ar->hif.bus),
 			  ar->id.bmi_chip_id,
-			  ar->id.bmi_board_id);
+			  ar->id.bmi_board_id, variant);
 		goto out;
 	}
 
-	if (ar->id.bdf_ext[0] != '\0')
-		scnprintf(variant, sizeof(variant), ",variant=%s",
-			  ar->id.bdf_ext);
-
 	scnprintf(name, name_len,
 		  "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x%s",
 		  ath10k_bus_str(ar->hif.bus),
@@ -2343,7 +2420,11 @@ static int ath10k_core_probe_fw(struct ath10k *ar)
 
 	ret = ath10k_core_check_smbios(ar);
 	if (ret)
-		ath10k_dbg(ar, ATH10K_DBG_BOOT, "bdf variant name not set.\n");
+		ath10k_dbg(ar, ATH10K_DBG_BOOT, "SMBIOS bdf variant name not set.\n");
+
+	ret = ath10k_core_check_dt(ar);
+	if (ret)
+		ath10k_dbg(ar, ATH10K_DBG_BOOT, "DT bdf variant name not set.\n");
 
 	ret = ath10k_core_fetch_board_file(ar);
 	if (ret) {

drivers/net/wireless/ath/ath10k/core.h

@@ -67,7 +67,6 @@
 
 /* NAPI poll budget */
 #define ATH10K_NAPI_BUDGET      64
-#define ATH10K_NAPI_QUOTA_LIMIT 60
 
 /* SMBIOS type containing Board Data File Name Extension */
 #define ATH10K_SMBIOS_BDF_EXT_TYPE 0xF8
@@ -364,11 +363,11 @@ struct ath10k_sta {
 	struct rate_info txrate;
 
 	struct work_struct update_wk;
+	u64 rx_duration;
 
 #ifdef CONFIG_MAC80211_DEBUGFS
 	/* protected by conf_mutex */
 	bool aggr_mode;
-	u64 rx_duration;
 #endif
 };
 
@@ -463,7 +462,7 @@ struct ath10k_fw_crash_data {
 	bool crashed_since_read;
 
 	guid_t guid;
-	struct timespec timestamp;
+	struct timespec64 timestamp;
 	__le32 registers[REG_DUMP_COUNT_QCA988X];
 	struct ath10k_ce_crash_data ce_crash_data[CE_COUNT_MAX];
 };
@@ -488,7 +487,6 @@ struct ath10k_debug {
 	/* protected by conf_mutex */
 	u64 fw_dbglog_mask;
 	u32 fw_dbglog_level;
-	u32 pktlog_filter;
 	u32 reg_addr;
 	u32 nf_cal_period;
 	void *cal_data;
@@ -615,6 +613,9 @@ enum ath10k_fw_features {
 	/* Firmware does not support power save in station mode. */
 	ATH10K_FW_FEATURE_NO_PS = 17,
 
+	/* Firmware allows management tx by reference instead of by value. */
+	ATH10K_FW_FEATURE_MGMT_TX_BY_REF = 18,
+
 	/* keep last */
 	ATH10K_FW_FEATURE_COUNT,
 };
@@ -963,6 +964,7 @@ struct ath10k {
 	} spectral;
 #endif
 
+	u32 pktlog_filter;
 	struct {
 		/* protected by conf_mutex */
 		struct ath10k_fw_components utf_mode_fw;

drivers/net/wireless/ath/ath10k/debug.c

@@ -720,7 +720,7 @@ ath10k_debug_get_new_fw_crash_data(struct ath10k *ar)
 
 	crash_data->crashed_since_read = true;
 	guid_gen(&crash_data->guid);
-	getnstimeofday(&crash_data->timestamp);
+	ktime_get_real_ts64(&crash_data->timestamp);
 
 	return crash_data;
 }
@@ -1950,14 +1950,14 @@ int ath10k_debug_start(struct ath10k *ar)
 				    ret);
 	}
 
-	if (ar->debug.pktlog_filter) {
+	if (ar->pktlog_filter) {
 		ret = ath10k_wmi_pdev_pktlog_enable(ar,
-						    ar->debug.pktlog_filter);
+						    ar->pktlog_filter);
 		if (ret)
 			/* not serious */
 			ath10k_warn(ar,
 				    "failed to enable pktlog filter %x: %d\n",
-				    ar->debug.pktlog_filter, ret);
+				    ar->pktlog_filter, ret);
 	} else {
 		ret = ath10k_wmi_pdev_pktlog_disable(ar);
 		if (ret)
@@ -2097,12 +2097,12 @@ static ssize_t ath10k_write_pktlog_filter(struct file *file,
 	mutex_lock(&ar->conf_mutex);
 
 	if (ar->state != ATH10K_STATE_ON) {
-		ar->debug.pktlog_filter = filter;
+		ar->pktlog_filter = filter;
 		ret = count;
 		goto out;
 	}
 
-	if (filter == ar->debug.pktlog_filter) {
+	if (filter == ar->pktlog_filter) {
 		ret = count;
 		goto out;
 	}
@@ -2111,7 +2111,7 @@ static ssize_t ath10k_write_pktlog_filter(struct file *file,
 		ret = ath10k_wmi_pdev_pktlog_enable(ar, filter);
 		if (ret) {
 			ath10k_warn(ar, "failed to enable pktlog filter %x: %d\n",
-				    ar->debug.pktlog_filter, ret);
+				    ar->pktlog_filter, ret);
 			goto out;
 		}
 	} else {
@@ -2122,7 +2122,7 @@ static ssize_t ath10k_write_pktlog_filter(struct file *file,
 		}
 	}
 
-	ar->debug.pktlog_filter = filter;
+	ar->pktlog_filter = filter;
 	ret = count;
 
 out:
@@ -2139,7 +2139,7 @@ static ssize_t ath10k_read_pktlog_filter(struct file *file, char __user *ubuf,
 
 	mutex_lock(&ar->conf_mutex);
 	len = scnprintf(buf, sizeof(buf) - len, "%08x\n",
-			ar->debug.pktlog_filter);
+			ar->pktlog_filter);
 	mutex_unlock(&ar->conf_mutex);
 
 	return simple_read_from_buffer(ubuf, count, ppos, buf, len);