@@ -70,7 +70,7 @@
#define NUM_MAC_INDEX (NUM_MAC_INDEX_DRIVER + 1)
#define NUM_MAC_INDEX_CDB (NUM_MAC_INDEX_DRIVER + 2)
-#define IWL_MVM_STATION_COUNT 16
+#define IWL_MVM_STATION_COUNT_MAX 16
#define IWL_MVM_INVALID_STA 0xFF
enum iwl_ac {
@@ -5,10 +5,9 @@
*
* GPL LICENSE SUMMARY
*
- * 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) 2012 - 2014, 2018, 2020 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
@@ -28,9 +27,8 @@
*
* BSD LICENSE
*
- * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright(c) 2012 - 2014, 2018, 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -383,14 +381,14 @@ struct mvm_statistics_load {
__le32 air_time[MAC_INDEX_AUX];
__le32 byte_count[MAC_INDEX_AUX];
__le32 pkt_count[MAC_INDEX_AUX];
- u8 avg_energy[IWL_MVM_STATION_COUNT];
+ u8 avg_energy[IWL_MVM_STATION_COUNT_MAX];
} __packed; /* STATISTICS_RX_MAC_STATION_S_VER_3 */
struct mvm_statistics_load_v1 {
__le32 air_time[NUM_MAC_INDEX];
__le32 byte_count[NUM_MAC_INDEX];
__le32 pkt_count[NUM_MAC_INDEX];
- u8 avg_energy[IWL_MVM_STATION_COUNT];
+ u8 avg_energy[IWL_MVM_STATION_COUNT_MAX];
} __packed; /* STATISTICS_RX_MAC_STATION_S_VER_1 */
struct mvm_statistics_rx {
@@ -90,6 +90,7 @@ struct iwl_ucode_header {
};
#define IWL_UCODE_TLV_DEBUG_BASE 0x1000005
+#define IWL_UCODE_TLV_CONST_BASE 0x100
/*
* new TLV uCode file layout
@@ -147,6 +148,8 @@ enum iwl_ucode_tlv_type {
IWL_UCODE_TLV_FW_RECOVERY_INFO = 57,
IWL_UCODE_TLV_FW_FSEQ_VERSION = 60,
+ IWL_UCODE_TLV_FW_NUM_STATIONS = IWL_UCODE_TLV_CONST_BASE + 0,
+
IWL_UCODE_TLV_TYPE_DEBUG_INFO = IWL_UCODE_TLV_DEBUG_BASE + 0,
IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION = IWL_UCODE_TLV_DEBUG_BASE + 1,
IWL_UCODE_TLV_TYPE_HCMD = IWL_UCODE_TLV_DEBUG_BASE + 2,
@@ -106,6 +106,7 @@ struct iwl_ucode_capabilities {
u32 flags;
u32 error_log_addr;
u32 error_log_size;
+ u32 num_stations;
unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)];
unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)];
@@ -76,6 +76,7 @@
#include "iwl-config.h"
#include "iwl-modparams.h"
#include "fw/api/alive.h"
+#include "fw/api/mac.h"
/******************************************************************************
*
@@ -1127,6 +1128,19 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
fseq_ver->version);
}
break;
+ case IWL_UCODE_TLV_FW_NUM_STATIONS:
+ if (tlv_len != sizeof(u32))
+ goto invalid_tlv_len;
+ if (le32_to_cpup((__le32 *)tlv_data) >
+ IWL_MVM_STATION_COUNT_MAX) {
+ IWL_ERR(drv,
+ "%d is an invalid number of station\n",
+ le32_to_cpup((__le32 *)tlv_data));
+ goto tlv_error;
+ }
+ capa->num_stations =
+ le32_to_cpup((__le32 *)tlv_data);
+ break;
case IWL_UCODE_TLV_UMAC_DEBUG_ADDRS: {
struct iwl_umac_debug_addrs *dbg_ptrs =
(void *)tlv_data;
@@ -1348,6 +1362,7 @@ 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;
+ fw->ucode_capa.num_stations = IWL_MVM_STATION_COUNT_MAX;
/* dump all fw memory areas by default */
fw->dbg.dump_mask = 0xffffffff;
@@ -174,7 +174,7 @@ static ssize_t iwl_dbgfs_sta_drain_write(struct iwl_mvm *mvm, char *buf,
if (sscanf(buf, "%d %d", &sta_id, &drain) != 2)
return -EINVAL;
- if (sta_id < 0 || sta_id >= IWL_MVM_STATION_COUNT)
+ if (sta_id < 0 || sta_id >= mvm->fw->ucode_capa.num_stations)
return -EINVAL;
if (drain < 0 || drain > 1)
return -EINVAL;
@@ -403,7 +403,7 @@ static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
mutex_lock(&mvm->mutex);
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
pos += scnprintf(buf + pos, bufsz - pos, "%.2d: ", i);
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
lockdep_is_held(&mvm->mutex));
@@ -1400,7 +1400,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
}
/* init the fw <-> mac80211 STA mapping */
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
@@ -1563,7 +1563,7 @@ int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
goto error;
/* init the fw <-> mac80211 STA mapping */
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++)
RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
/* Add auxiliary station for scanning */
@@ -663,7 +663,7 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm,
* allow multicast data frames only as long as the station is
* authorized, i.e., GTK keys are already installed (if needed)
*/
- if (ap_sta_id < IWL_MVM_STATION_COUNT) {
+ if (ap_sta_id < mvm->fw->ucode_capa.num_stations) {
struct ieee80211_sta *sta;
rcu_read_lock();
@@ -826,7 +826,7 @@ static void iwl_mvm_mac_tx(struct ieee80211_hw *hw,
iwl_mvm_vif_from_mac80211(info->control.vif);
u8 ap_sta_id = READ_ONCE(mvmvif->ap_sta_id);
- if (ap_sta_id < IWL_MVM_STATION_COUNT) {
+ if (ap_sta_id < mvm->fw->ucode_capa.num_stations) {
/* mac80211 holds rcu read lock */
sta = rcu_dereference(mvm->fw_id_to_mac_id[ap_sta_id]);
if (IS_ERR_OR_NULL(sta))
@@ -2886,7 +2886,7 @@ void iwl_mvm_sta_pm_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
struct iwl_mvm_sta *mvmsta;
bool sleeping = (notif->type != IWL_MVM_PM_EVENT_AWAKE);
- if (WARN_ON(notif->sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)))
+ if (WARN_ON(notif->sta_id >= mvm->fw->ucode_capa.num_stations))
return;
rcu_read_lock();
@@ -4686,7 +4686,7 @@ static void iwl_mvm_flush_no_vif(struct iwl_mvm *mvm, u32 queues, bool drop)
}
mutex_lock(&mvm->mutex);
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
struct ieee80211_sta *sta;
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
@@ -4728,7 +4728,7 @@ static void iwl_mvm_mac_flush(struct ieee80211_hw *hw,
mvmvif = iwl_mvm_vif_from_mac80211(vif);
/* flush the AP-station and all TDLS peers */
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
lockdep_is_held(&mvm->mutex));
if (IS_ERR_OR_NULL(sta))
@@ -888,7 +888,7 @@ struct iwl_mvm {
/* data related to data path */
struct iwl_rx_phy_info last_phy_info;
- struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
+ struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT_MAX];
u8 rx_ba_sessions;
/* configured by mac80211 */
@@ -1205,7 +1205,7 @@ iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id)
{
struct ieee80211_sta *sta;
- if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
+ if (sta_id >= mvm->fw->ucode_capa.num_stations)
return NULL;
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
@@ -1222,7 +1222,7 @@ iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id)
{
struct ieee80211_sta *sta;
- if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))
+ if (sta_id >= mvm->fw->ucode_capa.num_stations)
return NULL;
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
@@ -617,11 +617,12 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
enum iwl_amsdu_size rb_size_default;
/*
- * We use IWL_MVM_STATION_COUNT to check the validity of the station
+ * We use IWL_MVM_STATION_COUNT_MAX to check the validity of the station
* index all over the driver - check that its value corresponds to the
* array size.
*/
- BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) != IWL_MVM_STATION_COUNT);
+ BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) !=
+ IWL_MVM_STATION_COUNT_MAX);
/********************************
* 1. Allocating and configuring HW data
@@ -1109,7 +1110,7 @@ static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode,
mvm->tvqm_info[hw_queue].sta_id :
mvm->queue_info[hw_queue].ra_sta_id;
- if (WARN_ON_ONCE(sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)))
+ if (WARN_ON_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations))
return;
rcu_read_lock();
@@ -420,7 +420,7 @@ void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
id >>= RX_MDPU_RES_STATUS_STA_ID_SHIFT;
- if (!WARN_ON_ONCE(id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))) {
+ if (!WARN_ON_ONCE(id >= mvm->fw->ucode_capa.num_stations)) {
sta = rcu_dereference(mvm->fw_id_to_mac_id[id]);
if (IS_ERR(sta))
sta = NULL;
@@ -798,7 +798,7 @@ void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
}
rcu_read_lock();
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
struct iwl_mvm_sta *sta;
if (!energy[i])
@@ -1773,7 +1773,7 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
if (desc->status & cpu_to_le32(IWL_RX_MPDU_STATUS_SRC_STA_FOUND)) {
u8 id = le32_get_bits(desc->status, IWL_RX_MPDU_STATUS_STA_ID);
- if (!WARN_ON_ONCE(id >= ARRAY_SIZE(mvm->fw_id_to_mac_id))) {
+ if (!WARN_ON_ONCE(id >= mvm->fw->ucode_capa.num_stations)) {
sta = rcu_dereference(mvm->fw_id_to_mac_id[id]);
if (IS_ERR(sta))
sta = NULL;
@@ -85,7 +85,7 @@ static int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm,
int sta_id;
u32 reserved_ids = 0;
- BUILD_BUG_ON(IWL_MVM_STATION_COUNT > 32);
+ BUILD_BUG_ON(IWL_MVM_STATION_COUNT_MAX > 32);
WARN_ON_ONCE(test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status));
lockdep_assert_held(&mvm->mutex);
@@ -95,7 +95,7 @@ static int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm,
reserved_ids = BIT(0);
/* Don't take rcu_read_lock() since we are protected by mvm->mutex */
- for (sta_id = 0; sta_id < ARRAY_SIZE(mvm->fw_id_to_mac_id); sta_id++) {
+ for (sta_id = 0; sta_id < mvm->fw->ucode_capa.num_stations; sta_id++) {
if (BIT(sta_id) & reserved_ids)
continue;
@@ -3760,7 +3760,7 @@ void iwl_mvm_rx_eosp_notif(struct iwl_mvm *mvm,
struct ieee80211_sta *sta;
u32 sta_id = le32_to_cpu(notif->sta_id);
- if (WARN_ON_ONCE(sta_id >= IWL_MVM_STATION_COUNT))
+ if (WARN_ON_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations))
return;
rcu_read_lock();
@@ -3843,7 +3843,7 @@ void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm,
lockdep_assert_held(&mvm->mutex);
/* Block/unblock all the stations of the given mvmvif */
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
lockdep_is_held(&mvm->mutex));
if (IS_ERR_OR_NULL(sta))
@@ -70,7 +70,7 @@
#include <linux/wait.h>
#include "iwl-trans.h" /* for IWL_MAX_TID_COUNT */
-#include "fw-api.h" /* IWL_MVM_STATION_COUNT */
+#include "fw-api.h" /* IWL_MVM_STATION_COUNT_MAX */
#include "rs.h"
struct iwl_mvm;
@@ -7,7 +7,7 @@
*
* Copyright(c) 2014 Intel Mobile Communications GmbH
* Copyright(c) 2017 Intel Deutschland GmbH
- * Copyright(C) 2018 - 2019 Intel Corporation
+ * Copyright(C) 2018 - 2020 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) 2014 Intel Mobile Communications GmbH
* Copyright(c) 2017 Intel Deutschland GmbH
- * Copyright(C) 2018 - 2019 Intel Corporation
+ * Copyright(C) 2018 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -77,7 +77,7 @@ void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm)
lockdep_assert_held(&mvm->mutex);
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
lockdep_is_held(&mvm->mutex));
if (!sta || IS_ERR(sta) || !sta->tdls)
@@ -100,7 +100,7 @@ int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
lockdep_assert_held(&mvm->mutex);
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
lockdep_is_held(&mvm->mutex));
if (!sta || IS_ERR(sta) || !sta->tdls)
@@ -144,7 +144,7 @@ static void iwl_mvm_tdls_config(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
/* populate TDLS peer data */
cnt = 0;
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
lockdep_is_held(&mvm->mutex));
if (IS_ERR_OR_NULL(sta) || !sta->tdls)
@@ -273,7 +273,7 @@ void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
return;
}
- if (WARN_ON(sta_id >= IWL_MVM_STATION_COUNT))
+ if (WARN_ON(sta_id >= mvm->fw->ucode_capa.num_stations))
return;
sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id],
@@ -399,7 +399,7 @@ static void iwl_mvm_tt_tx_protection(struct iwl_mvm *mvm, bool enable)
struct iwl_mvm_sta *mvmsta;
int i, err;
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
mvmsta = iwl_mvm_sta_from_staid_protected(mvm, i);
if (!mvmsta)
continue;
@@ -1774,7 +1774,7 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid,
struct sk_buff *skb;
int freed;
- if (WARN_ONCE(sta_id >= IWL_MVM_STATION_COUNT ||
+ if (WARN_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations ||
tid > IWL_MAX_TID_COUNT,
"sta_id %d tid %d", sta_id, tid))
return;