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android-kvm / linux / aecd1fbe7784e75226682afe7a9c3a34af35aa3e / . / drivers / net / wireless / realtek / rtw88 / coex.c
blob: aa08fd7d9fcdc47694973cf5746402746e7e81b6 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/* Copyright(c) 2018-2019 Realtek Corporation
*/
#include "main.h"
#include "coex.h"
#include "fw.h"
#include "ps.h"
#include "debug.h"
#include "reg.h"
static u8 rtw_coex_next_rssi_state(struct rtw_dev *rtwdev, u8 pre_state,
u8 rssi, u8 rssi_thresh)
{
struct rtw_chip_info *chip = rtwdev->chip;
u8 tol = chip->rssi_tolerance;
u8 next_state;
if (pre_state == COEX_RSSI_STATE_LOW ||
pre_state == COEX_RSSI_STATE_STAY_LOW) {
if (rssi >= (rssi_thresh + tol))
next_state = COEX_RSSI_STATE_HIGH;
else
next_state = COEX_RSSI_STATE_STAY_LOW;
} else {
if (rssi < rssi_thresh)
next_state = COEX_RSSI_STATE_LOW;
else
next_state = COEX_RSSI_STATE_STAY_HIGH;
}
return next_state;
}
static void rtw_coex_limited_tx(struct rtw_dev *rtwdev,
bool tx_limit_en, bool ampdu_limit_en)
{
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
bool wifi_under_b_mode = false;
if (!chip->scbd_support)
return;
/* force max tx retry limit = 8 */
if (coex_stat->wl_tx_limit_en == tx_limit_en &&
coex_stat->wl_ampdu_limit_en == ampdu_limit_en)
return;
if (!coex_stat->wl_tx_limit_en) {
coex_stat->darfrc = rtw_read32(rtwdev, REG_DARFRC);
coex_stat->darfrch = rtw_read32(rtwdev, REG_DARFRCH);
coex_stat->retry_limit = rtw_read16(rtwdev, REG_RETRY_LIMIT);
}
if (!coex_stat->wl_ampdu_limit_en)
coex_stat->ampdu_max_time =
rtw_read8(rtwdev, REG_AMPDU_MAX_TIME_V1);
coex_stat->wl_tx_limit_en = tx_limit_en;
coex_stat->wl_ampdu_limit_en = ampdu_limit_en;
if (tx_limit_en) {
/* set BT polluted packet on for tx rate adaptive,
* not including tx retry broken by PTA
*/
rtw_write8_set(rtwdev, REG_TX_HANG_CTRL, BIT_EN_GNT_BT_AWAKE);
/* set queue life time to avoid can't reach tx retry limit
* if tx is always broken by GNT_BT
*/
rtw_write8_set(rtwdev, REG_LIFETIME_EN, 0xf);
rtw_write16(rtwdev, REG_RETRY_LIMIT, 0x0808);
/* auto rate fallback step within 8 retries */
if (wifi_under_b_mode) {
rtw_write32(rtwdev, REG_DARFRC, 0x1000000);
rtw_write32(rtwdev, REG_DARFRCH, 0x1010101);
} else {
rtw_write32(rtwdev, REG_DARFRC, 0x1000000);
rtw_write32(rtwdev, REG_DARFRCH, 0x4030201);
}
} else {
rtw_write8_clr(rtwdev, REG_TX_HANG_CTRL, BIT_EN_GNT_BT_AWAKE);
rtw_write8_clr(rtwdev, REG_LIFETIME_EN, 0xf);
rtw_write16(rtwdev, REG_RETRY_LIMIT, coex_stat->retry_limit);
rtw_write32(rtwdev, REG_DARFRC, coex_stat->darfrc);
rtw_write32(rtwdev, REG_DARFRCH, coex_stat->darfrch);
}
if (ampdu_limit_en)
rtw_write8(rtwdev, REG_AMPDU_MAX_TIME_V1, 0x20);
else
rtw_write8(rtwdev, REG_AMPDU_MAX_TIME_V1,
coex_stat->ampdu_max_time);
}
static void rtw_coex_limited_wl(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_coex_stat *coex_stat = &coex->stat;
bool tx_limit = false;
bool tx_agg_ctrl = false;
if (coex->under_5g ||
coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) {
/* no need to limit tx */
} else {
tx_limit = true;
if (coex_stat->bt_hid_exist || coex_stat->bt_hfp_exist ||
coex_stat->bt_hid_pair_num > 0)
tx_agg_ctrl = true;
}
rtw_coex_limited_tx(rtwdev, tx_limit, tx_agg_ctrl);
}
static void rtw_coex_wl_ccklock_action(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 para[6] = {0};
if (coex->stop_dm)
return;
para[0] = COEX_H2C69_WL_LEAKAP;
if (coex_stat->tdma_timer_base == 3 && coex_stat->wl_slot_extend) {
para[1] = PARA1_H2C69_DIS_5MS; /* disable 5ms extend */
rtw_fw_bt_wifi_control(rtwdev, para[0], &para[1]);
coex_stat->wl_slot_extend = false;
coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] = 0;
return;
}
if (coex_stat->wl_slot_extend && coex_stat->wl_force_lps_ctrl &&
!coex_stat->wl_cck_lock_ever) {
if (coex_stat->wl_fw_dbg_info[7] <= 5)
coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND]++;
else
coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] = 0;
if (coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] == 7) {
para[1] = 0x1; /* disable 5ms extend */
rtw_fw_bt_wifi_control(rtwdev, para[0], &para[1]);
coex_stat->wl_slot_extend = false;
coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] = 0;
}
} else if (!coex_stat->wl_slot_extend && coex_stat->wl_cck_lock) {
para[1] = 0x0; /* enable 5ms extend */
rtw_fw_bt_wifi_control(rtwdev, para[0], &para[1]);
coex_stat->wl_slot_extend = true;
}
}
static void rtw_coex_wl_ccklock_detect(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
/* TODO: wait for rx_rate_change_notify implement */
coex_stat->wl_cck_lock = false;
coex_stat->wl_cck_lock_pre = false;
coex_stat->wl_cck_lock_ever = false;
}
static void rtw_coex_wl_noisy_detect(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_dm_info *dm_info = &rtwdev->dm_info;
u32 cnt_cck;
/* wifi noisy environment identification */
cnt_cck = dm_info->cck_ok_cnt + dm_info->cck_err_cnt;
if (!coex_stat->wl_gl_busy) {
if (cnt_cck > 250) {
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] < 5)
coex_stat->cnt_wl[COEX_CNT_WL_NOISY2]++;
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] == 5) {
coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] = 0;
coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] = 0;
}
} else if (cnt_cck < 100) {
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] < 5)
coex_stat->cnt_wl[COEX_CNT_WL_NOISY0]++;
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] == 5) {
coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] = 0;
coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] = 0;
}
} else {
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] < 5)
coex_stat->cnt_wl[COEX_CNT_WL_NOISY1]++;
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] == 5) {
coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] = 0;
coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] = 0;
}
}
if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] == 5)
coex_stat->wl_noisy_level = 2;
else if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] == 5)
coex_stat->wl_noisy_level = 1;
else
coex_stat->wl_noisy_level = 0;
}
}
static void rtw_coex_tdma_timer_base(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 para[2] = {0};
if (coex_stat->tdma_timer_base == type)
return;
coex_stat->tdma_timer_base = type;
para[0] = COEX_H2C69_TDMA_SLOT;
if (type == 3) /* 4-slot */
para[1] = PARA1_H2C69_TDMA_4SLOT; /* 4-slot */
else /* 2-slot */
para[1] = PARA1_H2C69_TDMA_2SLOT;
rtw_fw_bt_wifi_control(rtwdev, para[0], &para[1]);
/* no 5ms_wl_slot_extend for 4-slot mode */
if (coex_stat->tdma_timer_base == 3)
rtw_coex_wl_ccklock_action(rtwdev);
}
static void rtw_coex_set_wl_pri_mask(struct rtw_dev *rtwdev, u8 bitmap,
u8 data)
{
u32 addr;
addr = REG_BT_COEX_TABLE_H + (bitmap / 8);
bitmap = bitmap % 8;
rtw_write8_mask(rtwdev, addr, BIT(bitmap), data);
}
void rtw_coex_write_scbd(struct rtw_dev *rtwdev, u16 bitpos, bool set)
{
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u16 val = 0x2;
if (!chip->scbd_support)
return;
val |= coex_stat->score_board;
/* for 8822b, scbd[10] is CQDDR on
* for 8822c, scbd[10] is no fix 2M
*/
if (!chip->new_scbd10_def && (bitpos & COEX_SCBD_FIX2M)) {
if (set)
val &= ~COEX_SCBD_FIX2M;
else
val |= COEX_SCBD_FIX2M;
} else {
if (set)
val |= bitpos;
else
val &= ~bitpos;
}
if (val != coex_stat->score_board) {
coex_stat->score_board = val;
val |= BIT_BT_INT_EN;
rtw_write16(rtwdev, REG_WIFI_BT_INFO, val);
}
}
EXPORT_SYMBOL(rtw_coex_write_scbd);
static u16 rtw_coex_read_scbd(struct rtw_dev *rtwdev)
{
struct rtw_chip_info *chip = rtwdev->chip;
if (!chip->scbd_support)
return 0;
return (rtw_read16(rtwdev, REG_WIFI_BT_INFO)) & ~(BIT_BT_INT_EN);
}
static void rtw_coex_check_rfk(struct rtw_dev *rtwdev)
{
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_rfe *coex_rfe = &coex->rfe;
u8 cnt = 0;
u32 wait_cnt;
bool btk, wlk;
if (coex_rfe->wlg_at_btg && chip->scbd_support &&
coex_stat->bt_iqk_state != 0xff) {
wait_cnt = COEX_RFK_TIMEOUT / COEX_MIN_DELAY;
do {
/* BT RFK */
btk = !!(rtw_coex_read_scbd(rtwdev) & COEX_SCBD_BT_RFK);
/* WL RFK */
wlk = !!(rtw_read8(rtwdev, REG_ARFR4) & BIT_WL_RFK);
if (!btk && !wlk)
break;
mdelay(COEX_MIN_DELAY);
} while (++cnt < wait_cnt);
if (cnt >= wait_cnt)
coex_stat->bt_iqk_state = 0xff;
}
}
static void rtw_coex_query_bt_info(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
if (coex_stat->bt_disabled)
return;
rtw_fw_query_bt_info(rtwdev);
}
static void rtw_coex_monitor_bt_enable(struct rtw_dev *rtwdev)
{
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
bool bt_disabled = false;
u16 score_board;
if (chip->scbd_support) {
score_board = rtw_coex_read_scbd(rtwdev);
bt_disabled = !(score_board & COEX_SCBD_ONOFF);
}
if (coex_stat->bt_disabled != bt_disabled) {
rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: BT state changed (%d) -> (%d)\n",
coex_stat->bt_disabled, bt_disabled);
coex_stat->bt_disabled = bt_disabled;
coex_stat->bt_ble_scan_type = 0;
coex_dm->cur_bt_lna_lvl = 0;
}
if (!coex_stat->bt_disabled) {
coex_stat->bt_reenable = true;
ieee80211_queue_delayed_work(rtwdev->hw,
&coex->bt_reenable_work, 15 * HZ);
} else {
coex_stat->bt_mailbox_reply = false;
coex_stat->bt_reenable = false;
}
}
static void rtw_coex_update_wl_link_info(struct rtw_dev *rtwdev, u8 reason)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_traffic_stats *stats = &rtwdev->stats;
bool is_5G = false;
bool wl_busy = false;
bool scan = false, link = false;
int i;
u8 rssi_state;
u8 rssi_step;
u8 rssi;
scan = test_bit(RTW_FLAG_SCANNING, rtwdev->flags);
coex_stat->wl_connected = !!rtwdev->sta_cnt;
wl_busy = test_bit(RTW_FLAG_BUSY_TRAFFIC, rtwdev->flags);
if (wl_busy != coex_stat->wl_gl_busy) {
if (wl_busy)
coex_stat->wl_gl_busy = true;
else
ieee80211_queue_delayed_work(rtwdev->hw,
&coex->wl_remain_work,
12 * HZ);
}
if (stats->tx_throughput > stats->rx_throughput)
coex_stat->wl_tput_dir = COEX_WL_TPUT_TX;
else
coex_stat->wl_tput_dir = COEX_WL_TPUT_RX;
if (scan || link || reason == COEX_RSN_2GCONSTART ||
reason == COEX_RSN_2GSCANSTART || reason == COEX_RSN_2GSWITCHBAND)
coex_stat->wl_linkscan_proc = true;
else
coex_stat->wl_linkscan_proc = false;
rtw_coex_wl_noisy_detect(rtwdev);
for (i = 0; i < 4; i++) {
rssi_state = coex_dm->wl_rssi_state[i];
rssi_step = chip->wl_rssi_step[i];
rssi = rtwdev->dm_info.min_rssi;
rssi_state = rtw_coex_next_rssi_state(rtwdev, rssi_state,
rssi, rssi_step);
coex_dm->wl_rssi_state[i] = rssi_state;
}
switch (reason) {
case COEX_RSN_5GSCANSTART:
case COEX_RSN_5GSWITCHBAND:
case COEX_RSN_5GCONSTART:
is_5G = true;
break;
case COEX_RSN_2GSCANSTART:
case COEX_RSN_2GSWITCHBAND:
case COEX_RSN_2GCONSTART:
is_5G = false;
break;
default:
if (rtwdev->hal.current_band_type == RTW_BAND_5G)
is_5G = true;
else
is_5G = false;
break;
}
coex->under_5g = is_5G;
}
static inline u8 *get_payload_from_coex_resp(struct sk_buff *resp)
{
struct rtw_c2h_cmd *c2h;
u32 pkt_offset;
pkt_offset = *((u32 *)resp->cb);
c2h = (struct rtw_c2h_cmd *)(resp->data + pkt_offset);
return c2h->payload;
}
void rtw_coex_info_response(struct rtw_dev *rtwdev, struct sk_buff *skb)
{
struct rtw_coex *coex = &rtwdev->coex;
u8 *payload = get_payload_from_coex_resp(skb);
if (payload[0] != COEX_RESP_ACK_BY_WL_FW)
return;
skb_queue_tail(&coex->queue, skb);
wake_up(&coex->wait);
}
static struct sk_buff *rtw_coex_info_request(struct rtw_dev *rtwdev,
struct rtw_coex_info_req *req)
{
struct rtw_coex *coex = &rtwdev->coex;
struct sk_buff *skb_resp = NULL;
mutex_lock(&coex->mutex);
rtw_fw_query_bt_mp_info(rtwdev, req);
if (!wait_event_timeout(coex->wait, !skb_queue_empty(&coex->queue),
COEX_REQUEST_TIMEOUT)) {
rtw_err(rtwdev, "coex request time out\n");
goto out;
}
skb_resp = skb_dequeue(&coex->queue);
if (!skb_resp) {
rtw_err(rtwdev, "failed to get coex info response\n");
goto out;
}
out:
mutex_unlock(&coex->mutex);
return skb_resp;
}
static bool rtw_coex_get_bt_scan_type(struct rtw_dev *rtwdev, u8 *scan_type)
{
struct rtw_coex_info_req req = {0};
struct sk_buff *skb;
u8 *payload;
bool ret = false;
req.op_code = BT_MP_INFO_OP_SCAN_TYPE;
skb = rtw_coex_info_request(rtwdev, &req);
if (!skb)
goto out;
payload = get_payload_from_coex_resp(skb);
*scan_type = GET_COEX_RESP_BT_SCAN_TYPE(payload);
dev_kfree_skb_any(skb);
ret = true;
out:
return ret;
}
static bool rtw_coex_set_lna_constrain_level(struct rtw_dev *rtwdev,
u8 lna_constrain_level)
{
struct rtw_coex_info_req req = {0};
struct sk_buff *skb;
bool ret = false;
req.op_code = BT_MP_INFO_OP_LNA_CONSTRAINT;
req.para1 = lna_constrain_level;
skb = rtw_coex_info_request(rtwdev, &req);
if (!skb)
goto out;
dev_kfree_skb_any(skb);
ret = true;
out:
return ret;
}
static void rtw_coex_update_bt_link_info(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_chip_info *chip = rtwdev->chip;
u8 i;
u8 rssi_state;
u8 rssi_step;
u8 rssi;
/* update wl/bt rssi by btinfo */
for (i = 0; i < COEX_RSSI_STEP; i++) {
rssi_state = coex_dm->bt_rssi_state[i];
rssi_step = chip->bt_rssi_step[i];
rssi = coex_stat->bt_rssi;
rssi_state = rtw_coex_next_rssi_state(rtwdev, rssi_state,
rssi, rssi_step);
coex_dm->bt_rssi_state[i] = rssi_state;
}
for (i = 0; i < COEX_RSSI_STEP; i++) {
rssi_state = coex_dm->wl_rssi_state[i];
rssi_step = chip->wl_rssi_step[i];
rssi = rtwdev->dm_info.min_rssi;
rssi_state = rtw_coex_next_rssi_state(rtwdev, rssi_state,
rssi, rssi_step);
coex_dm->wl_rssi_state[i] = rssi_state;
}
if (coex_stat->bt_ble_scan_en &&
coex_stat->cnt_bt[COEX_CNT_BT_INFOUPDATE] % 3 == 0) {
u8 scan_type;
if (rtw_coex_get_bt_scan_type(rtwdev, &scan_type)) {
coex_stat->bt_ble_scan_type = scan_type;
if ((coex_stat->bt_ble_scan_type & 0x1) == 0x1)
coex_stat->bt_init_scan = true;
else
coex_stat->bt_init_scan = false;
}
}
coex_stat->bt_profile_num = 0;
/* set link exist status */
if (!(coex_stat->bt_info_lb2 & COEX_INFO_CONNECTION)) {
coex_stat->bt_link_exist = false;
coex_stat->bt_pan_exist = false;
coex_stat->bt_a2dp_exist = false;
coex_stat->bt_hid_exist = false;
coex_stat->bt_hfp_exist = false;
} else {
/* connection exists */
coex_stat->bt_link_exist = true;
if (coex_stat->bt_info_lb2 & COEX_INFO_FTP) {
coex_stat->bt_pan_exist = true;
coex_stat->bt_profile_num++;
} else {
coex_stat->bt_pan_exist = false;
}
if (coex_stat->bt_info_lb2 & COEX_INFO_A2DP) {
coex_stat->bt_a2dp_exist = true;
coex_stat->bt_profile_num++;
} else {
coex_stat->bt_a2dp_exist = false;
}
if (coex_stat->bt_info_lb2 & COEX_INFO_HID) {
coex_stat->bt_hid_exist = true;
coex_stat->bt_profile_num++;
} else {
coex_stat->bt_hid_exist = false;
}
if (coex_stat->bt_info_lb2 & COEX_INFO_SCO_ESCO) {
coex_stat->bt_hfp_exist = true;
coex_stat->bt_profile_num++;
} else {
coex_stat->bt_hfp_exist = false;
}
}
if (coex_stat->bt_info_lb2 & COEX_INFO_INQ_PAGE) {
coex_dm->bt_status = COEX_BTSTATUS_INQ_PAGE;
} else if (!(coex_stat->bt_info_lb2 & COEX_INFO_CONNECTION)) {
coex_dm->bt_status = COEX_BTSTATUS_NCON_IDLE;
} else if (coex_stat->bt_info_lb2 == COEX_INFO_CONNECTION) {
coex_dm->bt_status = COEX_BTSTATUS_CON_IDLE;
} else if ((coex_stat->bt_info_lb2 & COEX_INFO_SCO_ESCO) ||
(coex_stat->bt_info_lb2 & COEX_INFO_SCO_BUSY)) {
if (coex_stat->bt_info_lb2 & COEX_INFO_ACL_BUSY)
coex_dm->bt_status = COEX_BTSTATUS_ACL_SCO_BUSY;
else
coex_dm->bt_status = COEX_BTSTATUS_SCO_BUSY;
} else if (coex_stat->bt_info_lb2 & COEX_INFO_ACL_BUSY) {
coex_dm->bt_status = COEX_BTSTATUS_ACL_BUSY;
} else {
coex_dm->bt_status = COEX_BTSTATUS_MAX;
}
coex_stat->cnt_bt[COEX_CNT_BT_INFOUPDATE]++;
rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: bt status(%d)\n", coex_dm->bt_status);
}
static void rtw_coex_update_wl_ch_info(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_coex_dm *coex_dm = &rtwdev->coex.dm;
struct rtw_efuse *efuse = &rtwdev->efuse;
u8 link = 0;
u8 center_chan = 0;
u8 bw;
int i;
bw = rtwdev->hal.current_band_width;
if (type != COEX_MEDIA_DISCONNECT)
center_chan = rtwdev->hal.current_channel;
if (center_chan == 0 || (efuse->share_ant && center_chan <= 14)) {
link = 0;
} else if (center_chan <= 14) {
link = 0x1;
if (bw == RTW_CHANNEL_WIDTH_40)
bw = chip->bt_afh_span_bw40;
else
bw = chip->bt_afh_span_bw20;
} else if (chip->afh_5g_num > 1) {
for (i = 0; i < chip->afh_5g_num; i++) {
if (center_chan == chip->afh_5g[i].wl_5g_ch) {
link = 0x3;
center_chan = chip->afh_5g[i].bt_skip_ch;
bw = chip->afh_5g[i].bt_skip_span;
break;
}
}
}
coex_dm->wl_ch_info[0] = link;
coex_dm->wl_ch_info[1] = center_chan;
coex_dm->wl_ch_info[2] = bw;
rtw_fw_wl_ch_info(rtwdev, link, center_chan, bw);
}
static void rtw_coex_set_bt_tx_power(struct rtw_dev *rtwdev, u8 bt_pwr_dec_lvl)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
if (bt_pwr_dec_lvl == coex_dm->cur_bt_pwr_lvl)
return;
coex_dm->cur_bt_pwr_lvl = bt_pwr_dec_lvl;
rtw_fw_force_bt_tx_power(rtwdev, bt_pwr_dec_lvl);
}
static void rtw_coex_set_bt_rx_gain(struct rtw_dev *rtwdev, u8 bt_lna_lvl)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
if (bt_lna_lvl == coex_dm->cur_bt_lna_lvl)
return;
coex_dm->cur_bt_lna_lvl = bt_lna_lvl;
/* notify BT rx gain table changed */
if (bt_lna_lvl < 7) {
rtw_coex_set_lna_constrain_level(rtwdev, bt_lna_lvl);
rtw_coex_write_scbd(rtwdev, COEX_SCBD_RXGAIN, true);
} else {
rtw_coex_write_scbd(rtwdev, COEX_SCBD_RXGAIN, false);
}
}
static void rtw_coex_set_rf_para(struct rtw_dev *rtwdev,
struct coex_rf_para para)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 offset = 0;
if (coex->freerun && coex_stat->wl_noisy_level <= 1)
offset = 3;
rtw_coex_set_wl_tx_power(rtwdev, para.wl_pwr_dec_lvl);
rtw_coex_set_bt_tx_power(rtwdev, para.bt_pwr_dec_lvl + offset);
rtw_coex_set_wl_rx_gain(rtwdev, para.wl_low_gain_en);
rtw_coex_set_bt_rx_gain(rtwdev, para.bt_lna_lvl);
}
u32 rtw_coex_read_indirect_reg(struct rtw_dev *rtwdev, u16 addr)
{
u32 val;
if (!ltecoex_read_reg(rtwdev, addr, &val)) {
rtw_err(rtwdev, "failed to read indirect register\n");
return 0;
}
return val;
}
EXPORT_SYMBOL(rtw_coex_read_indirect_reg);
void rtw_coex_write_indirect_reg(struct rtw_dev *rtwdev, u16 addr,
u32 mask, u32 val)
{
u32 shift = __ffs(mask);
u32 tmp;
tmp = rtw_coex_read_indirect_reg(rtwdev, addr);
tmp = (tmp & (~mask)) | ((val << shift) & mask);
if (!ltecoex_reg_write(rtwdev, addr, tmp))
rtw_err(rtwdev, "failed to write indirect register\n");
}
EXPORT_SYMBOL(rtw_coex_write_indirect_reg);
static void rtw_coex_coex_ctrl_owner(struct rtw_dev *rtwdev, bool wifi_control)
{
struct rtw_chip_info *chip = rtwdev->chip;
const struct rtw_hw_reg *btg_reg = chip->btg_reg;
if (wifi_control) {
rtw_write32_set(rtwdev, REG_SYS_SDIO_CTRL, BIT_LTE_MUX_CTRL_PATH);
if (btg_reg)
rtw_write8_set(rtwdev, btg_reg->addr, btg_reg->mask);
} else {
rtw_write32_clr(rtwdev, REG_SYS_SDIO_CTRL, BIT_LTE_MUX_CTRL_PATH);
if (btg_reg)
rtw_write8_clr(rtwdev, btg_reg->addr, btg_reg->mask);
}
}
static void rtw_coex_set_gnt_bt(struct rtw_dev *rtwdev, u8 state)
{
rtw_coex_write_indirect_reg(rtwdev, 0x38, 0xc000, state);
rtw_coex_write_indirect_reg(rtwdev, 0x38, 0x0c00, state);
}
static void rtw_coex_set_gnt_wl(struct rtw_dev *rtwdev, u8 state)
{
rtw_coex_write_indirect_reg(rtwdev, 0x38, 0x3000, state);
rtw_coex_write_indirect_reg(rtwdev, 0x38, 0x0300, state);
}
static void rtw_coex_set_table(struct rtw_dev *rtwdev, u32 table0, u32 table1)
{
#define DEF_BRK_TABLE_VAL 0xf0ffffff
rtw_write32(rtwdev, REG_BT_COEX_TABLE0, table0);
rtw_write32(rtwdev, REG_BT_COEX_TABLE1, table1);
rtw_write32(rtwdev, REG_BT_COEX_BRK_TABLE, DEF_BRK_TABLE_VAL);
}
static void rtw_coex_table(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_efuse *efuse = &rtwdev->efuse;
coex_dm->cur_table = type;
if (efuse->share_ant) {
if (type < chip->table_sant_num)
rtw_coex_set_table(rtwdev,
chip->table_sant[type].bt,
chip->table_sant[type].wl);
} else {
type = type - 100;
if (type < chip->table_nsant_num)
rtw_coex_set_table(rtwdev,
chip->table_nsant[type].bt,
chip->table_nsant[type].wl);
}
}
static void rtw_coex_ignore_wlan_act(struct rtw_dev *rtwdev, bool enable)
{
struct rtw_coex *coex = &rtwdev->coex;
if (coex->stop_dm)
return;
rtw_fw_bt_ignore_wlan_action(rtwdev, enable);
}
static void rtw_coex_power_save_state(struct rtw_dev *rtwdev, u8 ps_type,
u8 lps_val, u8 rpwm_val)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 lps_mode = 0x0;
lps_mode = rtwdev->lps_conf.mode;
switch (ps_type) {
case COEX_PS_WIFI_NATIVE:
/* recover to original 32k low power setting */
coex_stat->wl_force_lps_ctrl = false;
rtw_leave_lps(rtwdev);
break;
case COEX_PS_LPS_OFF:
coex_stat->wl_force_lps_ctrl = true;
if (lps_mode)
rtw_fw_coex_tdma_type(rtwdev, 0x8, 0, 0, 0, 0);
rtw_leave_lps(rtwdev);
break;
default:
break;
}
}
static void rtw_coex_set_tdma(struct rtw_dev *rtwdev, u8 byte1, u8 byte2,
u8 byte3, u8 byte4, u8 byte5)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_chip_info *chip = rtwdev->chip;
u8 ps_type = COEX_PS_WIFI_NATIVE;
bool ap_enable = false;
if (ap_enable && (byte1 & BIT(4) && !(byte1 & BIT(5)))) {
byte1 &= ~BIT(4);
byte1 |= BIT(5);
byte5 |= BIT(5);
byte5 &= ~BIT(6);
ps_type = COEX_PS_WIFI_NATIVE;
rtw_coex_power_save_state(rtwdev, ps_type, 0x0, 0x0);
} else if (byte1 & BIT(4) && !(byte1 & BIT(5))) {
if (chip->pstdma_type == COEX_PSTDMA_FORCE_LPSOFF)
ps_type = COEX_PS_LPS_OFF;
else
ps_type = COEX_PS_LPS_ON;
rtw_coex_power_save_state(rtwdev, ps_type, 0x50, 0x4);
} else {
ps_type = COEX_PS_WIFI_NATIVE;
rtw_coex_power_save_state(rtwdev, ps_type, 0x0, 0x0);
}
coex_dm->ps_tdma_para[0] = byte1;
coex_dm->ps_tdma_para[1] = byte2;
coex_dm->ps_tdma_para[2] = byte3;
coex_dm->ps_tdma_para[3] = byte4;
coex_dm->ps_tdma_para[4] = byte5;
rtw_fw_coex_tdma_type(rtwdev, byte1, byte2, byte3, byte4, byte5);
}
static void rtw_coex_tdma(struct rtw_dev *rtwdev, bool force, u32 tcase)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_efuse *efuse = &rtwdev->efuse;
u8 n, type;
bool turn_on;
bool wl_busy = false;
if (tcase & TDMA_4SLOT)/* 4-slot (50ms) mode */
rtw_coex_tdma_timer_base(rtwdev, 3);
else
rtw_coex_tdma_timer_base(rtwdev, 0);
type = (u8)(tcase & 0xff);
turn_on = (type == 0 || type == 100) ? false : true;
if (!force) {
if (turn_on == coex_dm->cur_ps_tdma_on &&
type == coex_dm->cur_ps_tdma) {
return;
}
}
/* enable TBTT interrupt */
if (turn_on)
rtw_write8_set(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION);
wl_busy = test_bit(RTW_FLAG_BUSY_TRAFFIC, rtwdev->flags);
if ((coex_stat->bt_a2dp_exist &&
(coex_stat->bt_inq_remain || coex_stat->bt_multi_link)) ||
!wl_busy)
rtw_coex_write_scbd(rtwdev, COEX_SCBD_TDMA, false);
else
rtw_coex_write_scbd(rtwdev, COEX_SCBD_TDMA, true);
if (efuse->share_ant) {
if (type < chip->tdma_sant_num)
rtw_coex_set_tdma(rtwdev,
chip->tdma_sant[type].para[0],
chip->tdma_sant[type].para[1],
chip->tdma_sant[type].para[2],
chip->tdma_sant[type].para[3],
chip->tdma_sant[type].para[4]);
} else {
n = type - 100;
if (n < chip->tdma_nsant_num)
rtw_coex_set_tdma(rtwdev,
chip->tdma_nsant[n].para[0],
chip->tdma_nsant[n].para[1],
chip->tdma_nsant[n].para[2],
chip->tdma_nsant[n].para[3],
chip->tdma_nsant[n].para[4]);
}
/* update pre state */
coex_dm->cur_ps_tdma_on = turn_on;
coex_dm->cur_ps_tdma = type;
rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: coex tdma type (%d)\n", type);
}
static void rtw_coex_set_ant_path(struct rtw_dev *rtwdev, bool force, u8 phase)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
u8 ctrl_type = COEX_SWITCH_CTRL_MAX;
u8 pos_type = COEX_SWITCH_TO_MAX;
if (!force && coex_dm->cur_ant_pos_type == phase)
return;
coex_dm->cur_ant_pos_type = phase;
/* avoid switch coex_ctrl_owner during BT IQK */
rtw_coex_check_rfk(rtwdev);
switch (phase) {
case COEX_SET_ANT_POWERON:
/* set path control owner to BT at power-on */
if (coex_stat->bt_disabled)
rtw_coex_coex_ctrl_owner(rtwdev, true);
else
rtw_coex_coex_ctrl_owner(rtwdev, false);
ctrl_type = COEX_SWITCH_CTRL_BY_BBSW;
pos_type = COEX_SWITCH_TO_BT;
break;
case COEX_SET_ANT_INIT:
if (coex_stat->bt_disabled) {
/* set GNT_BT to SW low */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_LOW);
/* set GNT_WL to SW high */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH);
} else {
/* set GNT_BT to SW high */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_HIGH);
/* set GNT_WL to SW low */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_LOW);
}
/* set path control owner to wl at initial step */
rtw_coex_coex_ctrl_owner(rtwdev, true);
ctrl_type = COEX_SWITCH_CTRL_BY_BBSW;
pos_type = COEX_SWITCH_TO_BT;
break;
case COEX_SET_ANT_WONLY:
/* set GNT_BT to SW Low */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_LOW);
/* Set GNT_WL to SW high */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH);
/* set path control owner to wl at initial step */
rtw_coex_coex_ctrl_owner(rtwdev, true);
ctrl_type = COEX_SWITCH_CTRL_BY_BBSW;
pos_type = COEX_SWITCH_TO_WLG;
break;
case COEX_SET_ANT_WOFF:
/* set path control owner to BT */
rtw_coex_coex_ctrl_owner(rtwdev, false);
ctrl_type = COEX_SWITCH_CTRL_BY_BT;
pos_type = COEX_SWITCH_TO_NOCARE;
break;
case COEX_SET_ANT_2G:
/* set GNT_BT to PTA */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_HW_PTA);
/* set GNT_WL to PTA */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_HW_PTA);
/* set path control owner to wl at runtime step */
rtw_coex_coex_ctrl_owner(rtwdev, true);
ctrl_type = COEX_SWITCH_CTRL_BY_PTA;
pos_type = COEX_SWITCH_TO_NOCARE;
break;
case COEX_SET_ANT_5G:
/* set GNT_BT to PTA */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_HIGH);
/* set GNT_WL to SW high */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH);
/* set path control owner to wl at runtime step */
rtw_coex_coex_ctrl_owner(rtwdev, true);
ctrl_type = COEX_SWITCH_CTRL_BY_BBSW;
pos_type = COEX_SWITCH_TO_WLA;
break;
case COEX_SET_ANT_2G_FREERUN:
/* set GNT_BT to SW high */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_HIGH);
/* Set GNT_WL to SW high */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH);
/* set path control owner to wl at runtime step */
rtw_coex_coex_ctrl_owner(rtwdev, true);
ctrl_type = COEX_SWITCH_CTRL_BY_BBSW;
pos_type = COEX_SWITCH_TO_WLG_BT;
break;
case COEX_SET_ANT_2G_WLBT:
/* set GNT_BT to SW high */
rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_HW_PTA);
/* Set GNT_WL to SW high */
rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_HW_PTA);
/* set path control owner to wl at runtime step */
rtw_coex_coex_ctrl_owner(rtwdev, true);
ctrl_type = COEX_SWITCH_CTRL_BY_BBSW;
pos_type = COEX_SWITCH_TO_WLG_BT;
break;
default:
WARN(1, "unknown phase when setting antenna path\n");
return;
}
if (ctrl_type < COEX_SWITCH_CTRL_MAX && pos_type < COEX_SWITCH_TO_MAX)
rtw_coex_set_ant_switch(rtwdev, ctrl_type, pos_type);
}
static u8 rtw_coex_algorithm(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 algorithm = COEX_ALGO_NOPROFILE;
u8 profile_map = 0;
if (coex_stat->bt_hfp_exist)
profile_map |= BPM_HFP;
if (coex_stat->bt_hid_exist)
profile_map |= BPM_HID;
if (coex_stat->bt_a2dp_exist)
profile_map |= BPM_A2DP;
if (coex_stat->bt_pan_exist)
profile_map |= BPM_PAN;
switch (profile_map) {
case BPM_HFP:
algorithm = COEX_ALGO_HFP;
break;
case BPM_HID:
case BPM_HFP + BPM_HID:
algorithm = COEX_ALGO_HID;
break;
case BPM_HFP + BPM_A2DP:
case BPM_HID + BPM_A2DP:
case BPM_HFP + BPM_HID + BPM_A2DP:
algorithm = COEX_ALGO_A2DP_HID;
break;
case BPM_HFP + BPM_PAN:
case BPM_HID + BPM_PAN:
case BPM_HFP + BPM_HID + BPM_PAN:
algorithm = COEX_ALGO_PAN_HID;
break;
case BPM_HFP + BPM_A2DP + BPM_PAN:
case BPM_HID + BPM_A2DP + BPM_PAN:
case BPM_HFP + BPM_HID + BPM_A2DP + BPM_PAN:
algorithm = COEX_ALGO_A2DP_PAN_HID;
break;
case BPM_PAN:
algorithm = COEX_ALGO_PAN;
break;
case BPM_A2DP + BPM_PAN:
algorithm = COEX_ALGO_A2DP_PAN;
break;
case BPM_A2DP:
if (coex_stat->bt_multi_link) {
if (coex_stat->bt_hid_pair_num > 0)
algorithm = COEX_ALGO_A2DP_HID;
else
algorithm = COEX_ALGO_A2DP_PAN;
} else {
algorithm = COEX_ALGO_A2DP;
}
break;
default:
algorithm = COEX_ALGO_NOPROFILE;
break;
}
return algorithm;
}
static void rtw_coex_action_coex_all_off(struct rtw_dev *rtwdev)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 2;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_freerun(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 level = 0;
if (efuse->share_ant)
return;
coex->freerun = true;
if (coex_stat->wl_connected)
rtw_coex_update_wl_ch_info(rtwdev, COEX_MEDIA_CONNECT);
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G_FREERUN);
rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false);
if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[0]))
level = 2;
else if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1]))
level = 3;
else if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[2]))
level = 4;
else
level = 5;
if (level > chip->wl_rf_para_num - 1)
level = chip->wl_rf_para_num - 1;
if (coex_stat->wl_tput_dir == COEX_WL_TPUT_TX)
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_tx[level]);
else
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[level]);
rtw_coex_table(rtwdev, 100);
rtw_coex_tdma(rtwdev, false, 100);
}
static void rtw_coex_action_bt_whql_test(struct rtw_dev *rtwdev)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 2;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_relink(struct rtw_dev *rtwdev)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 1;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_idle(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_coex_rfe *coex_rfe = &coex->rfe;
u8 table_case = 0xff, tdma_case = 0xff;
if (coex_rfe->ant_switch_with_bt &&
coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) {
if (efuse->share_ant &&
COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1])) {
table_case = 0;
tdma_case = 0;
} else if (!efuse->share_ant) {
table_case = 100;
tdma_case = 100;
}
}
if (table_case != 0xff && tdma_case != 0xff) {
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G_FREERUN);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
return;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
if (efuse->share_ant) {
/* Shared-Ant */
if (!coex_stat->wl_gl_busy) {
table_case = 10;
tdma_case = 3;
} else if (coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) {
table_case = 6;
tdma_case = 7;
} else {
table_case = 12;
tdma_case = 7;
}
} else {
/* Non-Shared-Ant */
if (!coex_stat->wl_gl_busy) {
table_case = 112;
tdma_case = 104;
} else if ((coex_stat->bt_ble_scan_type & 0x2) &&
coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) {
table_case = 114;
tdma_case = 103;
} else {
table_case = 112;
tdma_case = 103;
}
}
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_inquiry(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
bool wl_hi_pri = false;
u8 table_case, tdma_case;
u32 slot_type = 0;
if (coex_stat->wl_linkscan_proc || coex_stat->wl_hi_pri_task1 ||
coex_stat->wl_hi_pri_task2)
wl_hi_pri = true;
if (efuse->share_ant) {
/* Shared-Ant */
if (wl_hi_pri) {
table_case = 15;
if (coex_stat->bt_profile_num > 0)
tdma_case = 10;
else if (coex_stat->wl_hi_pri_task1)
tdma_case = 6;
else if (!coex_stat->bt_page)
tdma_case = 8;
else
tdma_case = 9;
} else if (coex_stat->wl_gl_busy) {
if (coex_stat->bt_profile_num == 0) {
table_case = 12;
tdma_case = 18;
} else if (coex_stat->bt_profile_num == 1 &&
!coex_stat->bt_a2dp_exist) {
slot_type = TDMA_4SLOT;
table_case = 12;
tdma_case = 20;
} else {
slot_type = TDMA_4SLOT;
table_case = 12;
tdma_case = 26;
}
} else if (coex_stat->wl_connected) {
table_case = 9;
tdma_case = 27;
} else {
table_case = 1;
tdma_case = 0;
}
} else {
/* Non_Shared-Ant */
if (wl_hi_pri) {
table_case = 113;
if (coex_stat->bt_a2dp_exist &&
!coex_stat->bt_pan_exist)
tdma_case = 111;
else if (coex_stat->wl_hi_pri_task1)
tdma_case = 106;
else if (!coex_stat->bt_page)
tdma_case = 108;
else
tdma_case = 109;
} else if (coex_stat->wl_gl_busy) {
table_case = 114;
tdma_case = 121;
} else if (coex_stat->wl_connected) {
table_case = 100;
tdma_case = 100;
} else {
table_case = 101;
tdma_case = 100;
}
}
rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: wifi hi(%d), bt page(%d)\n",
wl_hi_pri, coex_stat->bt_page);
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case | slot_type);
}
static void rtw_coex_action_bt_hfp(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
if (coex_stat->bt_multi_link) {
table_case = 10;
tdma_case = 17;
} else {
table_case = 10;
tdma_case = 5;
}
} else {
/* Non-Shared-Ant */
if (coex_stat->bt_multi_link) {
table_case = 112;
tdma_case = 117;
} else {
table_case = 105;
tdma_case = 100;
}
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_hid(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
u32 wl_bw;
wl_bw = rtwdev->hal.current_band_width;
if (efuse->share_ant) {
/* Shared-Ant */
if (coex_stat->bt_ble_exist) {
/* RCU */
if (!coex_stat->wl_gl_busy)
table_case = 14;
else
table_case = 15;
if (coex_stat->bt_a2dp_active || wl_bw == 0)
tdma_case = 18;
else if (coex_stat->wl_gl_busy)
tdma_case = 8;
else
tdma_case = 4;
} else {
if (coex_stat->bt_a2dp_active || wl_bw == 0) {
table_case = 8;
tdma_case = 4;
} else {
/* for 4/18 HID */
if (coex_stat->bt_418_hid_exist &&
coex_stat->wl_gl_busy)
table_case = 12;
else
table_case = 10;
tdma_case = 4;
}
}
} else {
/* Non-Shared-Ant */
if (coex_stat->bt_a2dp_active) {
table_case = 113;
tdma_case = 118;
} else if (coex_stat->bt_ble_exist) {
/* BLE */
table_case = 113;
if (coex_stat->wl_gl_busy)
tdma_case = 106;
else
tdma_case = 104;
} else {
table_case = 113;
tdma_case = 104;
}
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_a2dp(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
u32 slot_type = 0;
if (efuse->share_ant) {
/* Shared-Ant */
slot_type = TDMA_4SLOT;
if (coex_stat->wl_gl_busy && coex_stat->wl_noisy_level == 0)
table_case = 10;
else
table_case = 9;
if (coex_stat->wl_gl_busy)
tdma_case = 13;
else
tdma_case = 14;
} else {
/* Non-Shared-Ant */
table_case = 112;
if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1]))
tdma_case = 112;
else
tdma_case = 113;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case | slot_type);
}
static void rtw_coex_action_bt_a2dpsink(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
bool ap_enable = false;
if (efuse->share_ant) { /* Shared-Ant */
if (ap_enable) {
table_case = 2;
tdma_case = 0;
} else if (coex_stat->wl_gl_busy) {
table_case = 28;
tdma_case = 20;
} else {
table_case = 28;
tdma_case = 26;
}
} else { /* Non-Shared-Ant */
if (ap_enable) {
table_case = 100;
tdma_case = 100;
} else {
table_case = 119;
tdma_case = 120;
}
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_pan(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
if (coex_stat->wl_gl_busy && coex_stat->wl_noisy_level == 0)
table_case = 14;
else
table_case = 10;
if (coex_stat->wl_gl_busy)
tdma_case = 17;
else
tdma_case = 19;
} else {
/* Non-Shared-Ant */
table_case = 112;
if (coex_stat->wl_gl_busy)
tdma_case = 117;
else
tdma_case = 119;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_a2dp_hid(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
u32 slot_type = 0;
if (efuse->share_ant) {
/* Shared-Ant */
slot_type = TDMA_4SLOT;
if (coex_stat->bt_ble_exist)
table_case = 26;
else
table_case = 9;
if (coex_stat->wl_gl_busy) {
tdma_case = 13;
} else {
tdma_case = 14;
}
} else {
/* Non-Shared-Ant */
if (coex_stat->bt_ble_exist)
table_case = 121;
else
table_case = 113;
if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1]))
tdma_case = 112;
else
tdma_case = 113;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case | slot_type);
}
static void rtw_coex_action_bt_a2dp_pan(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
if (coex_stat->wl_gl_busy &&
coex_stat->wl_noisy_level == 0)
table_case = 14;
else
table_case = 10;
if (coex_stat->wl_gl_busy)
tdma_case = 15;
else
tdma_case = 20;
} else {
/* Non-Shared-Ant */
table_case = 112;
if (coex_stat->wl_gl_busy)
tdma_case = 115;
else
tdma_case = 120;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_pan_hid(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 9;
if (coex_stat->wl_gl_busy)
tdma_case = 18;
else
tdma_case = 19;
} else {
/* Non-Shared-Ant */
table_case = 113;
if (coex_stat->wl_gl_busy)
tdma_case = 117;
else
tdma_case = 119;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_bt_a2dp_pan_hid(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 10;
if (coex_stat->wl_gl_busy)
tdma_case = 15;
else
tdma_case = 20;
} else {
/* Non-Shared-Ant */
table_case = 113;
if (coex_stat->wl_gl_busy)
tdma_case = 115;
else
tdma_case = 120;
}
rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_wl_under5g(struct rtw_dev *rtwdev)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false);
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 0;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_wl_only(struct rtw_dev *rtwdev)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 2;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_wl_native_lps(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (coex->under_5g)
return;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 28;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_wl_linkscan(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
u32 slot_type = 0;
if (efuse->share_ant) {
/* Shared-Ant */
if (coex_stat->bt_a2dp_exist) {
slot_type = TDMA_4SLOT;
table_case = 9;
tdma_case = 11;
} else {
table_case = 9;
tdma_case = 7;
}
} else {
/* Non-Shared-Ant */
if (coex_stat->bt_a2dp_exist) {
table_case = 112;
tdma_case = 111;
} else {
table_case = 112;
tdma_case = 107;
}
}
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case | slot_type);
}
static void rtw_coex_action_wl_not_connected(struct rtw_dev *rtwdev)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_chip_info *chip = rtwdev->chip;
u8 table_case, tdma_case;
if (efuse->share_ant) {
/* Shared-Ant */
table_case = 1;
tdma_case = 0;
} else {
/* Non-Shared-Ant */
table_case = 100;
tdma_case = 100;
}
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]);
rtw_coex_table(rtwdev, table_case);
rtw_coex_tdma(rtwdev, false, tdma_case);
}
static void rtw_coex_action_wl_connected(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_efuse *efuse = &rtwdev->efuse;
u8 algorithm;
/* Non-Shared-Ant */
if (!efuse->share_ant && coex_stat->wl_gl_busy &&
COEX_RSSI_HIGH(coex_dm->wl_rssi_state[3]) &&
COEX_RSSI_HIGH(coex_dm->bt_rssi_state[0])) {
rtw_coex_action_freerun(rtwdev);
return;
}
algorithm = rtw_coex_algorithm(rtwdev);
switch (algorithm) {
case COEX_ALGO_HFP:
rtw_coex_action_bt_hfp(rtwdev);
break;
case COEX_ALGO_HID:
rtw_coex_action_bt_hid(rtwdev);
break;
case COEX_ALGO_A2DP:
if (coex_stat->bt_a2dp_sink)
rtw_coex_action_bt_a2dpsink(rtwdev);
else
rtw_coex_action_bt_a2dp(rtwdev);
break;
case COEX_ALGO_PAN:
rtw_coex_action_bt_pan(rtwdev);
break;
case COEX_ALGO_A2DP_HID:
rtw_coex_action_bt_a2dp_hid(rtwdev);
break;
case COEX_ALGO_A2DP_PAN:
rtw_coex_action_bt_a2dp_pan(rtwdev);
break;
case COEX_ALGO_PAN_HID:
rtw_coex_action_bt_pan_hid(rtwdev);
break;
case COEX_ALGO_A2DP_PAN_HID:
rtw_coex_action_bt_a2dp_pan_hid(rtwdev);
break;
default:
case COEX_ALGO_NOPROFILE:
rtw_coex_action_bt_idle(rtwdev);
break;
}
}
static void rtw_coex_run_coex(struct rtw_dev *rtwdev, u8 reason)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_coex_stat *coex_stat = &coex->stat;
lockdep_assert_held(&rtwdev->mutex);
if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags))
return;
coex_dm->reason = reason;
/* update wifi_link_info_ext variable */
rtw_coex_update_wl_link_info(rtwdev, reason);
rtw_coex_monitor_bt_enable(rtwdev);
if (coex->stop_dm)
return;
if (coex_stat->wl_under_ips)
return;
if (coex->freeze && coex_dm->reason == COEX_RSN_BTINFO &&
!coex_stat->bt_setup_link)
return;
coex_stat->cnt_wl[COEX_CNT_WL_COEXRUN]++;
coex->freerun = false;
/* Pure-5G Coex Process */
if (coex->under_5g) {
coex_stat->wl_coex_mode = COEX_WLINK_5G;
rtw_coex_action_wl_under5g(rtwdev);
goto exit;
}
coex_stat->wl_coex_mode = COEX_WLINK_2G1PORT;
rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false);
if (coex_stat->bt_disabled) {
rtw_coex_action_wl_only(rtwdev);
goto exit;
}
if (coex_stat->wl_under_lps && !coex_stat->wl_force_lps_ctrl) {
rtw_coex_action_wl_native_lps(rtwdev);
goto exit;
}
if (coex_stat->bt_whck_test) {
rtw_coex_action_bt_whql_test(rtwdev);
goto exit;
}
if (coex_stat->bt_setup_link) {
rtw_coex_action_bt_relink(rtwdev);
goto exit;
}
if (coex_stat->bt_inq_page) {
rtw_coex_action_bt_inquiry(rtwdev);
goto exit;
}
if ((coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE ||
coex_dm->bt_status == COEX_BTSTATUS_CON_IDLE) &&
coex_stat->wl_connected) {
rtw_coex_action_bt_idle(rtwdev);
goto exit;
}
if (coex_stat->wl_linkscan_proc) {
rtw_coex_action_wl_linkscan(rtwdev);
goto exit;
}
if (coex_stat->wl_connected)
rtw_coex_action_wl_connected(rtwdev);
else
rtw_coex_action_wl_not_connected(rtwdev);
exit:
rtw_coex_set_gnt_fix(rtwdev);
rtw_coex_limited_wl(rtwdev);
}
static void rtw_coex_init_coex_var(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
u8 i;
memset(coex_dm, 0, sizeof(*coex_dm));
memset(coex_stat, 0, sizeof(*coex_stat));
for (i = 0; i < COEX_CNT_WL_MAX; i++)
coex_stat->cnt_wl[i] = 0;
for (i = 0; i < COEX_CNT_BT_MAX; i++)
coex_stat->cnt_bt[i] = 0;
for (i = 0; i < ARRAY_SIZE(coex_dm->bt_rssi_state); i++)
coex_dm->bt_rssi_state[i] = COEX_RSSI_STATE_LOW;
for (i = 0; i < ARRAY_SIZE(coex_dm->wl_rssi_state); i++)
coex_dm->wl_rssi_state[i] = COEX_RSSI_STATE_LOW;
coex_stat->wl_coex_mode = COEX_WLINK_MAX;
}
static void __rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only)
{
struct rtw_coex *coex = &rtwdev->coex;
rtw_coex_init_coex_var(rtwdev);
rtw_coex_monitor_bt_enable(rtwdev);
rtw_coex_set_rfe_type(rtwdev);
rtw_coex_set_init(rtwdev);
/* set Tx response = Hi-Pri (ex: Transmitting ACK,BA,CTS) */
rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_TX_RSP, 1);
/* set Tx beacon = Hi-Pri */
rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_TX_BEACON, 1);
/* set Tx beacon queue = Hi-Pri */
rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_TX_BEACONQ, 1);
/* antenna config */
if (coex->wl_rf_off) {
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WOFF);
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ALL, false);
coex->stop_dm = true;
} else if (wifi_only) {
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WONLY);
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN,
true);
coex->stop_dm = true;
} else {
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_INIT);
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN,
true);
coex->stop_dm = false;
coex->freeze = true;
}
/* PTA parameter */
rtw_coex_table(rtwdev, 0);
rtw_coex_tdma(rtwdev, true, 0);
rtw_coex_query_bt_info(rtwdev);
}
void rtw_coex_power_on_setting(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
coex->stop_dm = true;
coex->wl_rf_off = false;
/* enable BB, we can write 0x948 */
rtw_write8_set(rtwdev, REG_SYS_FUNC_EN, BIT(0) | BIT(1));
rtw_coex_monitor_bt_enable(rtwdev);
rtw_coex_set_rfe_type(rtwdev);
/* set antenna path to BT */
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_POWERON);
/* red x issue */
rtw_write8(rtwdev, 0xff1a, 0x0);
}
void rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only)
{
__rtw_coex_init_hw_config(rtwdev, wifi_only);
}
void rtw_coex_ips_notify(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
if (coex->stop_dm)
return;
if (type == COEX_IPS_ENTER) {
coex_stat->wl_under_ips = true;
/* for lps off */
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ALL, false);
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WOFF);
rtw_coex_action_coex_all_off(rtwdev);
} else if (type == COEX_IPS_LEAVE) {
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_ONOFF, true);
/* run init hw config (exclude wifi only) */
__rtw_coex_init_hw_config(rtwdev, false);
/* sw all off */
coex_stat->wl_under_ips = false;
}
}
void rtw_coex_lps_notify(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
if (coex->stop_dm)
return;
if (type == COEX_LPS_ENABLE) {
coex_stat->wl_under_lps = true;
if (coex_stat->wl_force_lps_ctrl) {
/* for ps-tdma */
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true);
} else {
/* for native ps */
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, false);
rtw_coex_run_coex(rtwdev, COEX_RSN_LPS);
}
} else if (type == COEX_LPS_DISABLE) {
coex_stat->wl_under_lps = false;
/* for lps off */
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true);
if (!coex_stat->wl_force_lps_ctrl)
rtw_coex_query_bt_info(rtwdev);
}
}
void rtw_coex_scan_notify(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
if (coex->stop_dm)
return;
coex->freeze = false;
if (type != COEX_SCAN_FINISH)
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN |
COEX_SCBD_ONOFF, true);
if (type == COEX_SCAN_START_5G) {
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G);
rtw_coex_run_coex(rtwdev, COEX_RSN_5GSCANSTART);
} else if ((type == COEX_SCAN_START_2G) || (type == COEX_SCAN_START)) {
coex_stat->wl_hi_pri_task2 = true;
/* Force antenna setup for no scan result issue */
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
rtw_coex_run_coex(rtwdev, COEX_RSN_2GSCANSTART);
} else {
coex_stat->wl_hi_pri_task2 = false;
rtw_coex_run_coex(rtwdev, COEX_RSN_SCANFINISH);
}
}
void rtw_coex_switchband_notify(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
if (coex->stop_dm)
return;
if (type == COEX_SWITCH_TO_5G)
rtw_coex_run_coex(rtwdev, COEX_RSN_5GSWITCHBAND);
else if (type == COEX_SWITCH_TO_24G_NOFORSCAN)
rtw_coex_run_coex(rtwdev, COEX_RSN_2GSWITCHBAND);
else
rtw_coex_scan_notify(rtwdev, COEX_SCAN_START_2G);
}
void rtw_coex_connect_notify(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
if (coex->stop_dm)
return;
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN |
COEX_SCBD_ONOFF, true);
if (type == COEX_ASSOCIATE_5G_START) {
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G);
rtw_coex_run_coex(rtwdev, COEX_RSN_5GCONSTART);
} else if (type == COEX_ASSOCIATE_5G_FINISH) {
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G);
rtw_coex_run_coex(rtwdev, COEX_RSN_5GCONFINISH);
} else if (type == COEX_ASSOCIATE_START) {
coex_stat->wl_hi_pri_task1 = true;
coex_stat->cnt_wl[COEX_CNT_WL_CONNPKT] = 2;
/* Force antenna setup for no scan result issue */
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
rtw_coex_run_coex(rtwdev, COEX_RSN_2GCONSTART);
/* To keep TDMA case during connect process,
* to avoid changed by Btinfo and runcoexmechanism
*/
coex->freeze = true;
ieee80211_queue_delayed_work(rtwdev->hw, &coex->defreeze_work,
5 * HZ);
} else {
coex_stat->wl_hi_pri_task1 = false;
coex->freeze = false;
rtw_coex_run_coex(rtwdev, COEX_RSN_2GCONFINISH);
}
}
void rtw_coex_media_status_notify(struct rtw_dev *rtwdev, u8 type)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 para[6] = {0};
if (coex->stop_dm)
return;
if (type == COEX_MEDIA_CONNECT_5G) {
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true);
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G);
rtw_coex_run_coex(rtwdev, COEX_RSN_5GMEDIA);
} else if (type == COEX_MEDIA_CONNECT) {
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true);
/* Force antenna setup for no scan result issue */
rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G);
/* Set CCK Rx high Pri */
rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_RX_CCK, 1);
/* always enable 5ms extend if connect */
para[0] = COEX_H2C69_WL_LEAKAP;
para[1] = PARA1_H2C69_EN_5MS; /* enable 5ms extend */
rtw_fw_bt_wifi_control(rtwdev, para[0], &para[1]);
coex_stat->wl_slot_extend = true;
rtw_coex_run_coex(rtwdev, COEX_RSN_2GMEDIA);
} else {
rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, false);
rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_RX_CCK, 0);
rtw_coex_run_coex(rtwdev, COEX_RSN_MEDIADISCON);
}
rtw_coex_update_wl_ch_info(rtwdev, type);
}
void rtw_coex_bt_info_notify(struct rtw_dev *rtwdev, u8 *buf, u8 length)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_chip_info *chip = rtwdev->chip;
unsigned long bt_relink_time;
u8 i, rsp_source = 0, type;
bool inq_page = false;
rsp_source = buf[0] & 0xf;
if (rsp_source >= COEX_BTINFO_SRC_MAX)
rsp_source = COEX_BTINFO_SRC_WL_FW;
if (rsp_source == COEX_BTINFO_SRC_BT_IQK) {
coex_stat->bt_iqk_state = buf[1];
if (coex_stat->bt_iqk_state == 1)
coex_stat->cnt_bt[COEX_CNT_BT_IQK]++;
else if (coex_stat->bt_iqk_state == 2)
coex_stat->cnt_bt[COEX_CNT_BT_IQKFAIL]++;
return;
}
if (rsp_source == COEX_BTINFO_SRC_BT_SCBD) {
rtw_coex_monitor_bt_enable(rtwdev);
if (coex_stat->bt_disabled != coex_stat->bt_disabled_pre) {
coex_stat->bt_disabled_pre = coex_stat->bt_disabled;
rtw_coex_run_coex(rtwdev, COEX_RSN_BTINFO);
}
return;
}
if (rsp_source == COEX_BTINFO_SRC_BT_RSP ||
rsp_source == COEX_BTINFO_SRC_BT_ACT) {
if (coex_stat->bt_disabled) {
coex_stat->bt_disabled = false;
coex_stat->bt_reenable = true;
ieee80211_queue_delayed_work(rtwdev->hw,
&coex->bt_reenable_work,
15 * HZ);
}
}
for (i = 0; i < length; i++) {
if (i < COEX_BTINFO_LENGTH_MAX)
coex_stat->bt_info_c2h[rsp_source][i] = buf[i];
else
break;
}
if (rsp_source == COEX_BTINFO_SRC_WL_FW) {
rtw_coex_update_bt_link_info(rtwdev);
rtw_coex_run_coex(rtwdev, COEX_RSN_BTINFO);
return;
}
/* get the same info from bt, skip it */
if (coex_stat->bt_info_c2h[rsp_source][1] == coex_stat->bt_info_lb2 &&
coex_stat->bt_info_c2h[rsp_source][2] == coex_stat->bt_info_lb3 &&
coex_stat->bt_info_c2h[rsp_source][3] == coex_stat->bt_info_hb0 &&
coex_stat->bt_info_c2h[rsp_source][4] == coex_stat->bt_info_hb1 &&
coex_stat->bt_info_c2h[rsp_source][5] == coex_stat->bt_info_hb2 &&
coex_stat->bt_info_c2h[rsp_source][6] == coex_stat->bt_info_hb3)
return;
coex_stat->bt_info_lb2 = coex_stat->bt_info_c2h[rsp_source][1];
coex_stat->bt_info_lb3 = coex_stat->bt_info_c2h[rsp_source][2];
coex_stat->bt_info_hb0 = coex_stat->bt_info_c2h[rsp_source][3];
coex_stat->bt_info_hb1 = coex_stat->bt_info_c2h[rsp_source][4];
coex_stat->bt_info_hb2 = coex_stat->bt_info_c2h[rsp_source][5];
coex_stat->bt_info_hb3 = coex_stat->bt_info_c2h[rsp_source][6];
/* 0xff means BT is under WHCK test */
coex_stat->bt_whck_test = (coex_stat->bt_info_lb2 == 0xff);
inq_page = ((coex_stat->bt_info_lb2 & BIT(2)) == BIT(2));
if (inq_page != coex_stat->bt_inq_page) {
cancel_delayed_work_sync(&coex->bt_remain_work);
coex_stat->bt_inq_page = inq_page;
if (inq_page)
coex_stat->bt_inq_remain = true;
else
ieee80211_queue_delayed_work(rtwdev->hw,
&coex->bt_remain_work,
4 * HZ);
}
coex_stat->bt_acl_busy = ((coex_stat->bt_info_lb2 & BIT(3)) == BIT(3));
coex_stat->cnt_bt[COEX_CNT_BT_RETRY] = coex_stat->bt_info_lb3 & 0xf;
if (coex_stat->cnt_bt[COEX_CNT_BT_RETRY] >= 1)
coex_stat->cnt_bt[COEX_CNT_BT_POPEVENT]++;
coex_stat->bt_fix_2M = ((coex_stat->bt_info_lb3 & BIT(4)) == BIT(4));
coex_stat->bt_inq = ((coex_stat->bt_info_lb3 & BIT(5)) == BIT(5));
if (coex_stat->bt_inq)
coex_stat->cnt_bt[COEX_CNT_BT_INQ]++;
coex_stat->bt_page = ((coex_stat->bt_info_lb3 & BIT(7)) == BIT(7));
if (coex_stat->bt_page) {
coex_stat->cnt_bt[COEX_CNT_BT_PAGE]++;
if (coex_stat->wl_linkscan_proc ||
coex_stat->wl_hi_pri_task1 ||
coex_stat->wl_hi_pri_task2 || coex_stat->wl_gl_busy)
rtw_coex_write_scbd(rtwdev, COEX_SCBD_SCAN, true);
else
rtw_coex_write_scbd(rtwdev, COEX_SCBD_SCAN, false);
} else {
rtw_coex_write_scbd(rtwdev, COEX_SCBD_SCAN, false);
}
/* unit: % (value-100 to translate to unit: dBm in coex info) */
if (chip->bt_rssi_type == COEX_BTRSSI_RATIO) {
coex_stat->bt_rssi = coex_stat->bt_info_hb0 * 2 + 10;
} else { /* original unit: dbm -> unit: % -> value-100 in coex info */
if (coex_stat->bt_info_hb0 <= 127)
coex_stat->bt_rssi = 100;
else if (256 - coex_stat->bt_info_hb0 <= 100)
coex_stat->bt_rssi = 100 - (256 - coex_stat->bt_info_hb0);
else
coex_stat->bt_rssi = 0;
}
coex_stat->bt_ble_exist = ((coex_stat->bt_info_hb1 & BIT(0)) == BIT(0));
if (coex_stat->bt_info_hb1 & BIT(1))
coex_stat->cnt_bt[COEX_CNT_BT_REINIT]++;
if (coex_stat->bt_info_hb1 & BIT(2)) {
coex_stat->cnt_bt[COEX_CNT_BT_SETUPLINK]++;
coex_stat->bt_setup_link = true;
if (coex_stat->bt_reenable)
bt_relink_time = 6 * HZ;
else
bt_relink_time = 2 * HZ;
ieee80211_queue_delayed_work(rtwdev->hw,
&coex->bt_relink_work,
bt_relink_time);
}
if (coex_stat->bt_info_hb1 & BIT(3))
coex_stat->cnt_bt[COEX_CNT_BT_IGNWLANACT]++;
coex_stat->bt_ble_voice = ((coex_stat->bt_info_hb1 & BIT(4)) == BIT(4));
coex_stat->bt_ble_scan_en = ((coex_stat->bt_info_hb1 & BIT(5)) == BIT(5));
if (coex_stat->bt_info_hb1 & BIT(6))
coex_stat->cnt_bt[COEX_CNT_BT_ROLESWITCH]++;
coex_stat->bt_multi_link = ((coex_stat->bt_info_hb1 & BIT(7)) == BIT(7));
/* resend wifi info to bt, it is reset and lost the info */
if ((coex_stat->bt_info_hb1 & BIT(1))) {
if (coex_stat->wl_connected)
type = COEX_MEDIA_CONNECT;
else
type = COEX_MEDIA_DISCONNECT;
rtw_coex_update_wl_ch_info(rtwdev, type);
}
/* if ignore_wlan_act && not set_up_link */
if ((coex_stat->bt_info_hb1 & BIT(3)) &&
(!(coex_stat->bt_info_hb1 & BIT(2))))
rtw_coex_ignore_wlan_act(rtwdev, false);
coex_stat->bt_opp_exist = ((coex_stat->bt_info_hb2 & BIT(0)) == BIT(0));
if (coex_stat->bt_info_hb2 & BIT(1))
coex_stat->cnt_bt[COEX_CNT_BT_AFHUPDATE]++;
coex_stat->bt_a2dp_active = (coex_stat->bt_info_hb2 & BIT(2)) == BIT(2);
coex_stat->bt_slave = ((coex_stat->bt_info_hb2 & BIT(3)) == BIT(3));
coex_stat->bt_hid_slot = (coex_stat->bt_info_hb2 & 0x30) >> 4;
coex_stat->bt_hid_pair_num = (coex_stat->bt_info_hb2 & 0xc0) >> 6;
if (coex_stat->bt_hid_pair_num > 0 && coex_stat->bt_hid_slot >= 2)
coex_stat->bt_418_hid_exist = true;
else if (coex_stat->bt_hid_pair_num == 0)
coex_stat->bt_418_hid_exist = false;
if ((coex_stat->bt_info_lb2 & 0x49) == 0x49)
coex_stat->bt_a2dp_bitpool = (coex_stat->bt_info_hb3 & 0x7f);
else
coex_stat->bt_a2dp_bitpool = 0;
coex_stat->bt_a2dp_sink = ((coex_stat->bt_info_hb3 & BIT(7)) == BIT(7));
rtw_coex_update_bt_link_info(rtwdev);
rtw_coex_run_coex(rtwdev, COEX_RSN_BTINFO);
}
void rtw_coex_wl_fwdbginfo_notify(struct rtw_dev *rtwdev, u8 *buf, u8 length)
{
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
u8 val;
int i;
if (WARN(length < 8, "invalid wl info c2h length\n"))
return;
if (buf[0] != 0x08)
return;
for (i = 1; i < 8; i++) {
val = coex_stat->wl_fw_dbg_info_pre[i];
if (buf[i] >= val)
coex_stat->wl_fw_dbg_info[i] = buf[i] - val;
else
coex_stat->wl_fw_dbg_info[i] = val - buf[i];
coex_stat->wl_fw_dbg_info_pre[i] = buf[i];
}
coex_stat->cnt_wl[COEX_CNT_WL_FW_NOTIFY]++;
rtw_coex_wl_ccklock_action(rtwdev);
rtw_coex_wl_ccklock_detect(rtwdev);
}
void rtw_coex_wl_status_change_notify(struct rtw_dev *rtwdev)
{
struct rtw_coex *coex = &rtwdev->coex;
if (coex->stop_dm)
return;
rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS);
}
void rtw_coex_bt_relink_work(struct work_struct *work)
{
struct rtw_dev *rtwdev = container_of(work, struct rtw_dev,
coex.bt_relink_work.work);
struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat;
mutex_lock(&rtwdev->mutex);
coex_stat->bt_setup_link = false;
rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS);
mutex_unlock(&rtwdev->mutex);
}
void rtw_coex_bt_reenable_work(struct work_struct *work)
{
struct rtw_dev *rtwdev = container_of(work, struct rtw_dev,
coex.bt_reenable_work.work);
struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat;
mutex_lock(&rtwdev->mutex);
coex_stat->bt_reenable = false;
mutex_unlock(&rtwdev->mutex);
}
void rtw_coex_defreeze_work(struct work_struct *work)
{
struct rtw_dev *rtwdev = container_of(work, struct rtw_dev,
coex.defreeze_work.work);
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat;
mutex_lock(&rtwdev->mutex);
coex->freeze = false;
coex_stat->wl_hi_pri_task1 = false;
rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS);
mutex_unlock(&rtwdev->mutex);
}
void rtw_coex_wl_remain_work(struct work_struct *work)
{
struct rtw_dev *rtwdev = container_of(work, struct rtw_dev,
coex.wl_remain_work.work);
struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat;
mutex_lock(&rtwdev->mutex);
coex_stat->wl_gl_busy = test_bit(RTW_FLAG_BUSY_TRAFFIC, rtwdev->flags);
rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS);
mutex_unlock(&rtwdev->mutex);
}
void rtw_coex_bt_remain_work(struct work_struct *work)
{
struct rtw_dev *rtwdev = container_of(work, struct rtw_dev,
coex.bt_remain_work.work);
struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat;
mutex_lock(&rtwdev->mutex);
coex_stat->bt_inq_remain = coex_stat->bt_inq_page;
rtw_coex_run_coex(rtwdev, COEX_RSN_BTSTATUS);
mutex_unlock(&rtwdev->mutex);
}
#ifdef CONFIG_RTW88_DEBUGFS
#define INFO_SIZE 80
#define case_BTINFO(src) \
case COEX_BTINFO_SRC_##src: return #src
static const char *rtw_coex_get_bt_info_src_string(u8 bt_info_src)
{
switch (bt_info_src) {
case_BTINFO(WL_FW);
case_BTINFO(BT_RSP);
case_BTINFO(BT_ACT);
default:
return "Unknown";
}
}
#define case_RSN(src) \
case COEX_RSN_##src: return #src
static const char *rtw_coex_get_reason_string(u8 reason)
{
switch (reason) {
case_RSN(2GSCANSTART);
case_RSN(5GSCANSTART);
case_RSN(SCANFINISH);
case_RSN(2GSWITCHBAND);
case_RSN(5GSWITCHBAND);
case_RSN(2GCONSTART);
case_RSN(5GCONSTART);
case_RSN(2GCONFINISH);
case_RSN(5GCONFINISH);
case_RSN(2GMEDIA);
case_RSN(5GMEDIA);
case_RSN(MEDIADISCON);
case_RSN(BTINFO);
case_RSN(LPS);
case_RSN(WLSTATUS);
default:
return "Unknown";
}
}
static int rtw_coex_addr_info(struct rtw_dev *rtwdev,
const struct rtw_reg_domain *reg,
char addr_info[], int n)
{
const char *rf_prefix = "";
const char *sep = n == 0 ? "" : "/ ";
int ffs, fls;
int max_fls;
if (INFO_SIZE - n <= 0)
return 0;
switch (reg->domain) {
case RTW_REG_DOMAIN_MAC32:
max_fls = 31;
break;
case RTW_REG_DOMAIN_MAC16:
max_fls = 15;
break;
case RTW_REG_DOMAIN_MAC8:
max_fls = 7;
break;
case RTW_REG_DOMAIN_RF_A:
case RTW_REG_DOMAIN_RF_B:
rf_prefix = "RF_";
max_fls = 19;
break;
default:
return 0;
}
ffs = __ffs(reg->mask);
fls = __fls(reg->mask);
if (ffs == 0 && fls == max_fls)
return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x",
sep, rf_prefix, reg->addr);
else if (ffs == fls)
return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x[%d]",
sep, rf_prefix, reg->addr, ffs);
else
return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x[%d:%d]",
sep, rf_prefix, reg->addr, fls, ffs);
}
static int rtw_coex_val_info(struct rtw_dev *rtwdev,
const struct rtw_reg_domain *reg,
char val_info[], int n)
{
const char *sep = n == 0 ? "" : "/ ";
u8 rf_path;
if (INFO_SIZE - n <= 0)
return 0;
switch (reg->domain) {
case RTW_REG_DOMAIN_MAC32:
return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep,
rtw_read32_mask(rtwdev, reg->addr, reg->mask));
case RTW_REG_DOMAIN_MAC16:
return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep,
rtw_read16_mask(rtwdev, reg->addr, reg->mask));
case RTW_REG_DOMAIN_MAC8:
return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep,
rtw_read8_mask(rtwdev, reg->addr, reg->mask));
case RTW_REG_DOMAIN_RF_A:
rf_path = RF_PATH_A;
break;
case RTW_REG_DOMAIN_RF_B:
rf_path = RF_PATH_B;
break;
default:
return 0;
}
/* only RF go through here */
return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep,
rtw_read_rf(rtwdev, rf_path, reg->addr, reg->mask));
}
static void rtw_coex_set_coexinfo_hw(struct rtw_dev *rtwdev, struct seq_file *m)
{
struct rtw_chip_info *chip = rtwdev->chip;
const struct rtw_reg_domain *reg;
char addr_info[INFO_SIZE];
int n_addr = 0;
char val_info[INFO_SIZE];
int n_val = 0;
int i;
for (i = 0; i < chip->coex_info_hw_regs_num; i++) {
reg = &chip->coex_info_hw_regs[i];
n_addr += rtw_coex_addr_info(rtwdev, reg, addr_info, n_addr);
n_val += rtw_coex_val_info(rtwdev, reg, val_info, n_val);
if (reg->domain == RTW_REG_DOMAIN_NL) {
seq_printf(m, "%-40s = %s\n", addr_info, val_info);
n_addr = 0;
n_val = 0;
}
}
if (n_addr != 0 && n_val != 0)
seq_printf(m, "%-40s = %s\n", addr_info, val_info);
}
static bool rtw_coex_get_bt_reg(struct rtw_dev *rtwdev,
u8 type, u16 addr, u16 *val)
{
struct rtw_coex_info_req req = {0};
struct sk_buff *skb;
__le16 le_addr;
u8 *payload;
le_addr = cpu_to_le16(addr);
req.op_code = BT_MP_INFO_OP_READ_REG;
req.para1 = type;
req.para2 = le16_get_bits(le_addr, GENMASK(7, 0));
req.para3 = le16_get_bits(le_addr, GENMASK(15, 8));
skb = rtw_coex_info_request(rtwdev, &req);
if (!skb) {
*val = 0xeaea;
return false;
}
payload = get_payload_from_coex_resp(skb);
*val = GET_COEX_RESP_BT_REG_VAL(payload);
return true;
}
static bool rtw_coex_get_bt_patch_version(struct rtw_dev *rtwdev,
u32 *patch_version)
{
struct rtw_coex_info_req req = {0};
struct sk_buff *skb;
u8 *payload;
bool ret = false;
req.op_code = BT_MP_INFO_OP_PATCH_VER;
skb = rtw_coex_info_request(rtwdev, &req);
if (!skb)
goto out;
payload = get_payload_from_coex_resp(skb);
*patch_version = GET_COEX_RESP_BT_PATCH_VER(payload);
ret = true;
out:
return ret;
}
static bool rtw_coex_get_bt_supported_version(struct rtw_dev *rtwdev,
u32 *supported_version)
{
struct rtw_coex_info_req req = {0};
struct sk_buff *skb;
u8 *payload;
bool ret = false;
req.op_code = BT_MP_INFO_OP_SUPP_VER;
skb = rtw_coex_info_request(rtwdev, &req);
if (!skb)
goto out;
payload = get_payload_from_coex_resp(skb);
*supported_version = GET_COEX_RESP_BT_SUPP_VER(payload);
ret = true;
out:
return ret;
}
static bool rtw_coex_get_bt_supported_feature(struct rtw_dev *rtwdev,
u32 *supported_feature)
{
struct rtw_coex_info_req req = {0};
struct sk_buff *skb;
u8 *payload;
bool ret = false;
req.op_code = BT_MP_INFO_OP_SUPP_FEAT;
skb = rtw_coex_info_request(rtwdev, &req);
if (!skb)
goto out;
payload = get_payload_from_coex_resp(skb);
*supported_feature = GET_COEX_RESP_BT_SUPP_FEAT(payload);
ret = true;
out:
return ret;
}
struct rtw_coex_sta_stat_iter_data {
struct rtw_vif *rtwvif;
struct seq_file *file;
};
static void rtw_coex_sta_stat_iter(void *data, struct ieee80211_sta *sta)
{
struct rtw_coex_sta_stat_iter_data *sta_iter_data = data;
struct rtw_vif *rtwvif = sta_iter_data->rtwvif;
struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv;
struct seq_file *m = sta_iter_data->file;
struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif);
u8 rssi;
if (si->vif != vif)
return;
rssi = ewma_rssi_read(&si->avg_rssi);
seq_printf(m, "\tPeer %3d\n", si->mac_id);
seq_printf(m, "\t\t%-24s = %d\n", "RSSI", rssi);
seq_printf(m, "\t\t%-24s = %d\n", "BW mode", si->bw_mode);
}
struct rtw_coex_vif_stat_iter_data {
struct rtw_dev *rtwdev;
struct seq_file *file;
};
static void rtw_coex_vif_stat_iter(void *data, u8 *mac,
struct ieee80211_vif *vif)
{
struct rtw_coex_vif_stat_iter_data *vif_iter_data = data;
struct rtw_coex_sta_stat_iter_data sta_iter_data;
struct rtw_dev *rtwdev = vif_iter_data->rtwdev;
struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv;
struct seq_file *m = vif_iter_data->file;
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
seq_printf(m, "Iface on Port (%d)\n", rtwvif->port);
seq_printf(m, "\t%-32s = %d\n",
"Beacon interval", bss_conf->beacon_int);
seq_printf(m, "\t%-32s = %d\n",
"Network Type", rtwvif->net_type);
sta_iter_data.rtwvif = rtwvif;
sta_iter_data.file = m;
rtw_iterate_stas_atomic(rtwdev, rtw_coex_sta_stat_iter,
&sta_iter_data);
}
void rtw_coex_display_coex_info(struct rtw_dev *rtwdev, struct seq_file *m)
{
struct rtw_chip_info *chip = rtwdev->chip;
struct rtw_dm_info *dm_info = &rtwdev->dm_info;
struct rtw_coex *coex = &rtwdev->coex;
struct rtw_coex_stat *coex_stat = &coex->stat;
struct rtw_coex_dm *coex_dm = &coex->dm;
struct rtw_hal *hal = &rtwdev->hal;
struct rtw_efuse *efuse = &rtwdev->efuse;
struct rtw_fw_state *fw = &rtwdev->fw;
struct rtw_coex_vif_stat_iter_data vif_iter_data;
u8 reason = coex_dm->reason;
u8 sys_lte;
u16 score_board_WB, score_board_BW;
u32 wl_reg_6c0, wl_reg_6c4, wl_reg_6c8, wl_reg_778, wl_reg_6cc;
u32 lte_coex, bt_coex;
u32 bt_hi_pri, bt_lo_pri;
int i;
score_board_BW = rtw_coex_read_scbd(rtwdev);
score_board_WB = coex_stat->score_board;
wl_reg_6c0 = rtw_read32(rtwdev, 0x6c0);
wl_reg_6c4 = rtw_read32(rtwdev, 0x6c4);
wl_reg_6c8 = rtw_read32(rtwdev, 0x6c8);
wl_reg_6cc = rtw_read32(rtwdev, 0x6cc);
wl_reg_778 = rtw_read32(rtwdev, 0x778);
bt_hi_pri = rtw_read32(rtwdev, 0x770);
bt_lo_pri = rtw_read32(rtwdev, 0x774);
rtw_write8(rtwdev, 0x76e, 0xc);
sys_lte = rtw_read8(rtwdev, 0x73);
lte_coex = rtw_coex_read_indirect_reg(rtwdev, 0x38);
bt_coex = rtw_coex_read_indirect_reg(rtwdev, 0x54);
if (!coex_stat->bt_disabled && !coex_stat->bt_mailbox_reply) {
rtw_coex_get_bt_supported_version(rtwdev,
&coex_stat->bt_supported_version);
rtw_coex_get_bt_patch_version(rtwdev, &coex_stat->patch_ver);
rtw_coex_get_bt_supported_feature(rtwdev,
&coex_stat->bt_supported_feature);
rtw_coex_get_bt_reg(rtwdev, 3, 0xae, &coex_stat->bt_reg_vendor_ae);
rtw_coex_get_bt_reg(rtwdev, 3, 0xac, &coex_stat->bt_reg_vendor_ac);
if (coex_stat->patch_ver != 0)
coex_stat->bt_mailbox_reply = true;
}
seq_printf(m, "**********************************************\n");
seq_printf(m, "\t\tBT Coexist info %x\n", chip->id);
seq_printf(m, "**********************************************\n");
seq_printf(m, "%-40s = %s/ %d\n",
"Mech/ RFE",
efuse->share_ant ? "Shared" : "Non-Shared",
efuse->rfe_option);
seq_printf(m, "%-40s = %08x/ 0x%02x/ 0x%08x %s\n",
"Coex Ver/ BT Dez/ BT Rpt",
chip->coex_para_ver, chip->bt_desired_ver,
coex_stat->bt_supported_version,
coex_stat->bt_disabled ? "(BT disabled)" :
coex_stat->bt_supported_version >= chip->bt_desired_ver ?
"(Match)" : "(Mismatch)");
seq_printf(m, "%-40s = %s/ %u/ %d\n",
"Role/ RoleSwCnt/ IgnWL/ Feature",
coex_stat->bt_slave ? "Slave" : "Master",
coex_stat->cnt_bt[COEX_CNT_BT_ROLESWITCH],
coex_dm->ignore_wl_act);
seq_printf(m, "%-40s = %u.%u/ 0x%x/ %c\n",
"WL FW/ BT FW/ KT",
fw->version, fw->sub_version,
coex_stat->patch_ver, coex_stat->kt_ver + 65);
seq_printf(m, "%-40s = %u/ %u/ %u/ ch-(%u)\n",
"AFH Map",
coex_dm->wl_ch_info[0], coex_dm->wl_ch_info[1],
coex_dm->wl_ch_info[2], hal->current_channel);
seq_printf(m, "**********************************************\n");
seq_printf(m, "\t\tBT Status\n");
seq_printf(m, "**********************************************\n");
seq_printf(m, "%-40s = %s/ %ddBm/ %u/ %u\n",
"BT status/ rssi/ retry/ pop",
coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE ? "non-conn" :
coex_dm->bt_status == COEX_BTSTATUS_CON_IDLE ? "conn-idle" : "busy",
coex_stat->bt_rssi - 100,
coex_stat->cnt_bt[COEX_CNT_BT_RETRY],
coex_stat->cnt_bt[COEX_CNT_BT_POPEVENT]);
seq_printf(m, "%-40s = %s%s%s%s%s (multi-link %d)\n",
"Profiles",
coex_stat->bt_a2dp_exist ? (coex_stat->bt_a2dp_sink ?
"A2DP sink," : "A2DP,") : "",
coex_stat->bt_hfp_exist ? "HFP," : "",
coex_stat->bt_hid_exist ?
(coex_stat->bt_ble_exist ? "HID(RCU)," :
coex_stat->bt_hid_slot >= 2 ? "HID(4/18)" :
"HID(2/18),") : "",
coex_stat->bt_pan_exist ? coex_stat->bt_opp_exist ?
"OPP," : "PAN," : "",
coex_stat->bt_ble_voice ? "Voice," : "",
coex_stat->bt_multi_link);
seq_printf(m, "%-40s = %u/ %u/ %u/ 0x%08x\n",
"Reinit/ Relink/ IgnWl/ Feature",
coex_stat->cnt_bt[COEX_CNT_BT_REINIT],
coex_stat->cnt_bt[COEX_CNT_BT_SETUPLINK],
coex_stat->cnt_bt[COEX_CNT_BT_IGNWLANACT],
coex_stat->bt_supported_feature);
seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n",
"Page/ Inq/ iqk/ iqk fail",
coex_stat->cnt_bt[COEX_CNT_BT_PAGE],
coex_stat->cnt_bt[COEX_CNT_BT_INQ],
coex_stat->cnt_bt[COEX_CNT_BT_IQK],
coex_stat->cnt_bt[COEX_CNT_BT_IQKFAIL]);
seq_printf(m, "%-40s = 0x%04x/ 0x%04x/ 0x%04x/ 0x%04x\n",
"0xae/ 0xac/ score board (W->B)/ (B->W)",
coex_stat->bt_reg_vendor_ae,
coex_stat->bt_reg_vendor_ac,
score_board_WB, score_board_BW);
seq_printf(m, "%-40s = %u/%u, %u/%u\n",
"Hi-Pri TX/RX, Lo-Pri TX/RX",
bt_hi_pri & 0xffff, bt_hi_pri >> 16,
bt_lo_pri & 0xffff, bt_lo_pri >> 16);
for (i = 0; i < COEX_BTINFO_SRC_BT_IQK; i++)
seq_printf(m, "%-40s = %7ph\n",
rtw_coex_get_bt_info_src_string(i),
coex_stat->bt_info_c2h[i]);
seq_printf(m, "**********************************************\n");
seq_printf(m, "\t\tWiFi Status\n");
seq_printf(m, "**********************************************\n");
seq_printf(m, "%-40s = %d\n",
"Scanning", test_bit(RTW_FLAG_SCANNING, rtwdev->flags));
seq_printf(m, "%-40s = %u/ TX %d Mbps/ RX %d Mbps\n",
"G_busy/ TX/ RX",
coex_stat->wl_gl_busy,
rtwdev->stats.tx_throughput, rtwdev->stats.rx_throughput);
seq_printf(m, "%-40s = %u/ %u/ %u\n",
"IPS/ Low Power/ PS mode",
test_bit(RTW_FLAG_INACTIVE_PS, rtwdev->flags),
test_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags),
rtwdev->lps_conf.mode);
vif_iter_data.rtwdev = rtwdev;
vif_iter_data.file = m;
rtw_iterate_vifs_atomic(rtwdev, rtw_coex_vif_stat_iter, &vif_iter_data);
seq_printf(m, "**********************************************\n");
seq_printf(m, "\t\tMechanism\n");
seq_printf(m, "**********************************************\n");
seq_printf(m, "%-40s = %5ph (case-%d)\n",
"TDMA",
coex_dm->ps_tdma_para, coex_dm->cur_ps_tdma);
seq_printf(m, "%-40s = %d\n",
"Timer base", coex_stat->tdma_timer_base);
seq_printf(m, "%-40s = %d/ 0x%08x/ 0x%08x/ 0x%08x\n",
"Table/ 0x6c0/ 0x6c4/ 0x6c8",
coex_dm->cur_table, wl_reg_6c0, wl_reg_6c4, wl_reg_6c8);
seq_printf(m, "%-40s = 0x%08x/ 0x%08x/ reason (%s)\n",
"0x778/ 0x6cc/ Reason",
wl_reg_778, wl_reg_6cc, rtw_coex_get_reason_string(reason));
seq_printf(m, "%-40s = %u/ %u/ %u/ %u/ %u\n",
"Null All/ Retry/ Ack/ BT Empty/ BT Late",
coex_stat->wl_fw_dbg_info[1], coex_stat->wl_fw_dbg_info[2],
coex_stat->wl_fw_dbg_info[3], coex_stat->wl_fw_dbg_info[4],
coex_stat->wl_fw_dbg_info[5]);
seq_printf(m, "%-40s = %u/ %u/ %s/ %u\n",
"Cnt TDMA Toggle/ Lk 5ms/ Lk 5ms on/ FW",
coex_stat->wl_fw_dbg_info[6],
coex_stat->wl_fw_dbg_info[7],
coex_stat->wl_slot_extend ? "Yes" : "No",
coex_stat->cnt_wl[COEX_CNT_WL_FW_NOTIFY]);
seq_printf(m, "**********************************************\n");
seq_printf(m, "\t\tHW setting\n");
seq_printf(m, "**********************************************\n");
seq_printf(m, "%-40s = %s/ %s\n",
"LTE Coex/ Path Owner",
lte_coex & BIT(7) ? "ON" : "OFF",
sys_lte & BIT(2) ? "WL" : "BT");
seq_printf(m, "%-40s = RF:%s_BB:%s/ RF:%s_BB:%s/ %s\n",
"GNT_WL_CTRL/ GNT_BT_CTRL/ Dbg",
lte_coex & BIT(12) ? "SW" : "HW",
lte_coex & BIT(8) ? "SW" : "HW",
lte_coex & BIT(14) ? "SW" : "HW",
lte_coex & BIT(10) ? "SW" : "HW",
sys_lte & BIT(3) ? "On" : "Off");
seq_printf(m, "%-40s = %lu/ %lu\n",
"GNT_WL/ GNT_BT",
(bt_coex & BIT(2)) >> 2, (bt_coex & BIT(3)) >> 3);
seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n",
"CRC OK CCK/ OFDM/ HT/ VHT",
dm_info->cck_ok_cnt, dm_info->ofdm_ok_cnt,
dm_info->ht_ok_cnt, dm_info->vht_ok_cnt);
seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n",
"CRC ERR CCK/ OFDM/ HT/ VHT",
dm_info->cck_err_cnt, dm_info->ofdm_err_cnt,
dm_info->ht_err_cnt, dm_info->vht_err_cnt);
seq_printf(m, "%-40s = %s/ %s/ %s/ %u\n",
"HiPr/ Locking/ Locked/ Noisy",
coex_stat->wl_hi_pri_task1 ? "Y" : "N",
coex_stat->wl_cck_lock ? "Y" : "N",
coex_stat->wl_cck_lock_ever ? "Y" : "N",
coex_stat->wl_noisy_level);
rtw_coex_set_coexinfo_hw(rtwdev, m);
}
#endif /* CONFIG_RTW88_DEBUGFS */