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linuxdebug/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c

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null pointer error
2024-07-16 15:50:57 +02:00
// SPDX-License-Identifier: ISC
/* Copyright (C) 2019 MediaTek Inc.
*
* Author: Roy Luo <royluo@google.com>
* Ryder Lee <ryder.lee@mediatek.com>
*/
#include <linux/firmware.h>
#include "mt7615.h"
#include "mcu.h"
#include "mac.h"
#include "eeprom.h"
static bool prefer_offload_fw = true;
module_param(prefer_offload_fw, bool, 0644);
MODULE_PARM_DESC(prefer_offload_fw,
"Prefer client mode offload firmware (MT7663)");
struct mt7615_patch_hdr {
char build_date[16];
char platform[4];
__be32 hw_sw_ver;
__be32 patch_ver;
__be16 checksum;
} __packed;
struct mt7615_fw_trailer {
__le32 addr;
u8 chip_id;
u8 feature_set;
u8 eco_code;
char fw_ver[10];
char build_date[15];
__le32 len;
} __packed;
#define FW_V3_COMMON_TAILER_SIZE 36
#define FW_V3_REGION_TAILER_SIZE 40
#define FW_START_OVERRIDE BIT(0)
#define FW_START_DLYCAL BIT(1)
#define FW_START_WORKING_PDA_CR4 BIT(2)
struct mt7663_fw_buf {
__le32 crc;
__le32 d_img_size;
__le32 block_size;
u8 rsv[4];
__le32 img_dest_addr;
__le32 img_size;
u8 feature_set;
};
#define MT7615_PATCH_ADDRESS 0x80000
#define MT7622_PATCH_ADDRESS 0x9c000
#define MT7663_PATCH_ADDRESS 0xdc000
#define N9_REGION_NUM 2
#define CR4_REGION_NUM 1
#define IMG_CRC_LEN 4
void mt7615_mcu_fill_msg(struct mt7615_dev *dev, struct sk_buff *skb,
int cmd, int *wait_seq)
{
int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd);
struct mt7615_uni_txd *uni_txd;
struct mt7615_mcu_txd *mcu_txd;
u8 seq, q_idx, pkt_fmt;
__le32 *txd;
u32 val;
/* TODO: make dynamic based on msg type */
dev->mt76.mcu.timeout = 20 * HZ;
seq = ++dev->mt76.mcu.msg_seq & 0xf;
if (!seq)
seq = ++dev->mt76.mcu.msg_seq & 0xf;
if (wait_seq)
*wait_seq = seq;
txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd);
txd = (__le32 *)skb_push(skb, txd_len);
if (cmd != MCU_CMD(FW_SCATTER)) {
q_idx = MT_TX_MCU_PORT_RX_Q0;
pkt_fmt = MT_TX_TYPE_CMD;
} else {
q_idx = MT_TX_MCU_PORT_RX_FWDL;
pkt_fmt = MT_TX_TYPE_FW;
}
val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
FIELD_PREP(MT_TXD0_P_IDX, MT_TX_PORT_IDX_MCU) |
FIELD_PREP(MT_TXD0_Q_IDX, q_idx);
txd[0] = cpu_to_le32(val);
val = MT_TXD1_LONG_FORMAT |
FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD) |
FIELD_PREP(MT_TXD1_PKT_FMT, pkt_fmt);
txd[1] = cpu_to_le32(val);
if (cmd & __MCU_CMD_FIELD_UNI) {
uni_txd = (struct mt7615_uni_txd *)txd;
uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd));
uni_txd->option = MCU_CMD_UNI_EXT_ACK;
uni_txd->cid = cpu_to_le16(mcu_cmd);
uni_txd->s2d_index = MCU_S2D_H2N;
uni_txd->pkt_type = MCU_PKT_ID;
uni_txd->seq = seq;
return;
}
mcu_txd = (struct mt7615_mcu_txd *)txd;
mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd));
mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, q_idx));
mcu_txd->s2d_index = MCU_S2D_H2N;
mcu_txd->pkt_type = MCU_PKT_ID;
mcu_txd->seq = seq;
mcu_txd->cid = mcu_cmd;
mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd);
if (mcu_txd->ext_cid || (cmd & __MCU_CMD_FIELD_CE)) {
if (cmd & __MCU_CMD_FIELD_QUERY)
mcu_txd->set_query = MCU_Q_QUERY;
else
mcu_txd->set_query = MCU_Q_SET;
mcu_txd->ext_cid_ack = !!mcu_txd->ext_cid;
} else {
mcu_txd->set_query = MCU_Q_NA;
}
}
EXPORT_SYMBOL_GPL(mt7615_mcu_fill_msg);
int mt7615_mcu_parse_response(struct mt76_dev *mdev, int cmd,
struct sk_buff *skb, int seq)
{
struct mt7615_mcu_rxd *rxd;
int ret = 0;
if (!skb) {
dev_err(mdev->dev, "Message %08x (seq %d) timeout\n",
cmd, seq);
return -ETIMEDOUT;
}
rxd = (struct mt7615_mcu_rxd *)skb->data;
if (seq != rxd->seq)
return -EAGAIN;
if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) {
skb_pull(skb, sizeof(*rxd) - 4);
ret = *skb->data;
} else if (cmd == MCU_EXT_CMD(THERMAL_CTRL)) {
skb_pull(skb, sizeof(*rxd));
ret = le32_to_cpu(*(__le32 *)skb->data);
} else if (cmd == MCU_EXT_QUERY(RF_REG_ACCESS)) {
skb_pull(skb, sizeof(*rxd));
ret = le32_to_cpu(*(__le32 *)&skb->data[8]);
} else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) ||
cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) ||
cmd == MCU_UNI_CMD(STA_REC_UPDATE) ||
cmd == MCU_UNI_CMD(HIF_CTRL) ||
cmd == MCU_UNI_CMD(OFFLOAD) ||
cmd == MCU_UNI_CMD(SUSPEND)) {
struct mt7615_mcu_uni_event *event;
skb_pull(skb, sizeof(*rxd));
event = (struct mt7615_mcu_uni_event *)skb->data;
ret = le32_to_cpu(event->status);
} else if (cmd == MCU_CE_QUERY(REG_READ)) {
struct mt7615_mcu_reg_event *event;
skb_pull(skb, sizeof(*rxd));
event = (struct mt7615_mcu_reg_event *)skb->data;
ret = (int)le32_to_cpu(event->val);
}
return ret;
}
EXPORT_SYMBOL_GPL(mt7615_mcu_parse_response);
static int
mt7615_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
int cmd, int *seq)
{
struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
enum mt76_mcuq_id qid;
mt7615_mcu_fill_msg(dev, skb, cmd, seq);
if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state))
qid = MT_MCUQ_WM;
else
qid = MT_MCUQ_FWDL;
return mt76_tx_queue_skb_raw(dev, dev->mt76.q_mcu[qid], skb, 0);
}
u32 mt7615_rf_rr(struct mt7615_dev *dev, u32 wf, u32 reg)
{
struct {
__le32 wifi_stream;
__le32 address;
__le32 data;
} req = {
.wifi_stream = cpu_to_le32(wf),
.address = cpu_to_le32(reg),
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_QUERY(RF_REG_ACCESS),
&req, sizeof(req), true);
}
int mt7615_rf_wr(struct mt7615_dev *dev, u32 wf, u32 reg, u32 val)
{
struct {
__le32 wifi_stream;
__le32 address;
__le32 data;
} req = {
.wifi_stream = cpu_to_le32(wf),
.address = cpu_to_le32(reg),
.data = cpu_to_le32(val),
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RF_REG_ACCESS),
&req, sizeof(req), false);
}
void mt7622_trigger_hif_int(struct mt7615_dev *dev, bool en)
{
if (!is_mt7622(&dev->mt76))
return;
regmap_update_bits(dev->infracfg, MT_INFRACFG_MISC,
MT_INFRACFG_MISC_AP2CONN_WAKE,
!en * MT_INFRACFG_MISC_AP2CONN_WAKE);
}
EXPORT_SYMBOL_GPL(mt7622_trigger_hif_int);
static int mt7615_mcu_drv_pmctrl(struct mt7615_dev *dev)
{
struct mt76_phy *mphy = &dev->mt76.phy;
struct mt76_connac_pm *pm = &dev->pm;
struct mt76_dev *mdev = &dev->mt76;
u32 addr;
int err;
if (is_mt7663(mdev)) {
/* Clear firmware own via N9 eint */
mt76_wr(dev, MT_PCIE_DOORBELL_PUSH, MT_CFG_LPCR_HOST_DRV_OWN);
mt76_poll(dev, MT_CONN_ON_MISC, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000);
addr = MT_CONN_HIF_ON_LPCTL;
} else {
addr = MT_CFG_LPCR_HOST;
}
mt76_wr(dev, addr, MT_CFG_LPCR_HOST_DRV_OWN);
mt7622_trigger_hif_int(dev, true);
err = !mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000);
mt7622_trigger_hif_int(dev, false);
if (err) {
dev_err(mdev->dev, "driver own failed\n");
return -ETIMEDOUT;
}
clear_bit(MT76_STATE_PM, &mphy->state);
pm->stats.last_wake_event = jiffies;
pm->stats.doze_time += pm->stats.last_wake_event -
pm->stats.last_doze_event;
return 0;
}
static int mt7615_mcu_lp_drv_pmctrl(struct mt7615_dev *dev)
{
struct mt76_phy *mphy = &dev->mt76.phy;
struct mt76_connac_pm *pm = &dev->pm;
int i, err = 0;
mutex_lock(&pm->mutex);
if (!test_bit(MT76_STATE_PM, &mphy->state))
goto out;
for (i = 0; i < MT7615_DRV_OWN_RETRY_COUNT; i++) {
mt76_wr(dev, MT_PCIE_DOORBELL_PUSH, MT_CFG_LPCR_HOST_DRV_OWN);
if (mt76_poll_msec(dev, MT_CONN_HIF_ON_LPCTL,
MT_CFG_LPCR_HOST_FW_OWN, 0, 50))
break;
}
if (i == MT7615_DRV_OWN_RETRY_COUNT) {
dev_err(dev->mt76.dev, "driver own failed\n");
err = -EIO;
goto out;
}
clear_bit(MT76_STATE_PM, &mphy->state);
pm->stats.last_wake_event = jiffies;
pm->stats.doze_time += pm->stats.last_wake_event -
pm->stats.last_doze_event;
out:
mutex_unlock(&pm->mutex);
return err;
}
static int mt7615_mcu_fw_pmctrl(struct mt7615_dev *dev)
{
struct mt76_phy *mphy = &dev->mt76.phy;
struct mt76_connac_pm *pm = &dev->pm;
int err = 0;
u32 addr;
mutex_lock(&pm->mutex);
if (mt76_connac_skip_fw_pmctrl(mphy, pm))
goto out;
mt7622_trigger_hif_int(dev, true);
addr = is_mt7663(&dev->mt76) ? MT_CONN_HIF_ON_LPCTL : MT_CFG_LPCR_HOST;
mt76_wr(dev, addr, MT_CFG_LPCR_HOST_FW_OWN);
if (is_mt7622(&dev->mt76) &&
!mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN,
MT_CFG_LPCR_HOST_FW_OWN, 3000)) {
dev_err(dev->mt76.dev, "Timeout for firmware own\n");
clear_bit(MT76_STATE_PM, &mphy->state);
err = -EIO;
}
mt7622_trigger_hif_int(dev, false);
if (!err) {
pm->stats.last_doze_event = jiffies;
pm->stats.awake_time += pm->stats.last_doze_event -
pm->stats.last_wake_event;
}
out:
mutex_unlock(&pm->mutex);
return err;
}
static void
mt7615_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
{
if (vif->bss_conf.csa_active)
ieee80211_csa_finish(vif);
}
static void
mt7615_mcu_rx_csa_notify(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_phy *ext_phy = mt7615_ext_phy(dev);
struct mt76_phy *mphy = &dev->mt76.phy;
struct mt7615_mcu_csa_notify *c;
c = (struct mt7615_mcu_csa_notify *)skb->data;
if (c->omac_idx > EXT_BSSID_MAX)
return;
if (ext_phy && ext_phy->omac_mask & BIT_ULL(c->omac_idx))
mphy = dev->mt76.phys[MT_BAND1];
ieee80211_iterate_active_interfaces_atomic(mphy->hw,
IEEE80211_IFACE_ITER_RESUME_ALL,
mt7615_mcu_csa_finish, mphy->hw);
}
static void
mt7615_mcu_rx_radar_detected(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt76_phy *mphy = &dev->mt76.phy;
struct mt7615_mcu_rdd_report *r;
r = (struct mt7615_mcu_rdd_report *)skb->data;
if (!dev->radar_pattern.n_pulses && !r->long_detected &&
!r->constant_prf_detected && !r->staggered_prf_detected)
return;
if (r->band_idx && dev->mt76.phys[MT_BAND1])
mphy = dev->mt76.phys[MT_BAND1];
if (mt76_phy_dfs_state(mphy) < MT_DFS_STATE_CAC)
return;
ieee80211_radar_detected(mphy->hw);
dev->hw_pattern++;
}
static void
mt7615_mcu_rx_log_message(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
const char *data = (char *)&rxd[1];
const char *type;
switch (rxd->s2d_index) {
case 0:
type = "N9";
break;
case 2:
type = "CR4";
break;
default:
type = "unknown";
break;
}
wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type,
(int)(skb->len - sizeof(*rxd)), data);
}
static void
mt7615_mcu_rx_ext_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
switch (rxd->ext_eid) {
case MCU_EXT_EVENT_RDD_REPORT:
mt7615_mcu_rx_radar_detected(dev, skb);
break;
case MCU_EXT_EVENT_CSA_NOTIFY:
mt7615_mcu_rx_csa_notify(dev, skb);
break;
case MCU_EXT_EVENT_FW_LOG_2_HOST:
mt7615_mcu_rx_log_message(dev, skb);
break;
default:
break;
}
}
static void
mt7615_mcu_scan_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
u8 *seq_num = skb->data + sizeof(struct mt7615_mcu_rxd);
struct mt7615_phy *phy;
struct mt76_phy *mphy;
if (*seq_num & BIT(7) && dev->mt76.phys[MT_BAND1])
mphy = dev->mt76.phys[MT_BAND1];
else
mphy = &dev->mt76.phy;
phy = (struct mt7615_phy *)mphy->priv;
spin_lock_bh(&dev->mt76.lock);
__skb_queue_tail(&phy->scan_event_list, skb);
spin_unlock_bh(&dev->mt76.lock);
ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work,
MT7615_HW_SCAN_TIMEOUT);
}
static void
mt7615_mcu_roc_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_roc_tlv *event;
struct mt7615_phy *phy;
struct mt76_phy *mphy;
int duration;
skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
event = (struct mt7615_roc_tlv *)skb->data;
if (event->dbdc_band && dev->mt76.phys[MT_BAND1])
mphy = dev->mt76.phys[MT_BAND1];
else
mphy = &dev->mt76.phy;
ieee80211_ready_on_channel(mphy->hw);
phy = (struct mt7615_phy *)mphy->priv;
phy->roc_grant = true;
wake_up(&phy->roc_wait);
duration = le32_to_cpu(event->max_interval);
mod_timer(&phy->roc_timer,
round_jiffies_up(jiffies + msecs_to_jiffies(duration)));
}
static void
mt7615_mcu_beacon_loss_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt76_connac_beacon_loss_event *event;
struct mt76_phy *mphy;
u8 band_idx = 0; /* DBDC support */
skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
event = (struct mt76_connac_beacon_loss_event *)skb->data;
if (band_idx && dev->mt76.phys[MT_BAND1])
mphy = dev->mt76.phys[MT_BAND1];
else
mphy = &dev->mt76.phy;
ieee80211_iterate_active_interfaces_atomic(mphy->hw,
IEEE80211_IFACE_ITER_RESUME_ALL,
mt76_connac_mcu_beacon_loss_iter,
event);
}
static void
mt7615_mcu_bss_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt76_connac_mcu_bss_event *event;
struct mt76_phy *mphy;
u8 band_idx = 0; /* DBDC support */
skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
event = (struct mt76_connac_mcu_bss_event *)skb->data;
if (band_idx && dev->mt76.phys[MT_BAND1])
mphy = dev->mt76.phys[MT_BAND1];
else
mphy = &dev->mt76.phy;
if (event->is_absent)
ieee80211_stop_queues(mphy->hw);
else
ieee80211_wake_queues(mphy->hw);
}
static void
mt7615_mcu_rx_unsolicited_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
switch (rxd->eid) {
case MCU_EVENT_EXT:
mt7615_mcu_rx_ext_event(dev, skb);
break;
case MCU_EVENT_BSS_BEACON_LOSS:
mt7615_mcu_beacon_loss_event(dev, skb);
break;
case MCU_EVENT_ROC:
mt7615_mcu_roc_event(dev, skb);
break;
case MCU_EVENT_SCHED_SCAN_DONE:
case MCU_EVENT_SCAN_DONE:
mt7615_mcu_scan_event(dev, skb);
return;
case MCU_EVENT_BSS_ABSENCE:
mt7615_mcu_bss_event(dev, skb);
break;
case MCU_EVENT_COREDUMP:
mt76_connac_mcu_coredump_event(&dev->mt76, skb,
&dev->coredump);
return;
default:
break;
}
dev_kfree_skb(skb);
}
void mt7615_mcu_rx_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST ||
rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
rxd->eid == MCU_EVENT_BSS_BEACON_LOSS ||
rxd->eid == MCU_EVENT_SCHED_SCAN_DONE ||
rxd->eid == MCU_EVENT_BSS_ABSENCE ||
rxd->eid == MCU_EVENT_SCAN_DONE ||
rxd->eid == MCU_EVENT_COREDUMP ||
rxd->eid == MCU_EVENT_ROC ||
!rxd->seq)
mt7615_mcu_rx_unsolicited_event(dev, skb);
else
mt76_mcu_rx_event(&dev->mt76, skb);
}
static int
mt7615_mcu_muar_config(struct mt7615_dev *dev, struct ieee80211_vif *vif,
bool bssid, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
u32 idx = mvif->mt76.omac_idx - REPEATER_BSSID_START;
u32 mask = dev->omac_mask >> 32 & ~BIT(idx);
const u8 *addr = vif->addr;
struct {
u8 mode;
u8 force_clear;
u8 clear_bitmap[8];
u8 entry_count;
u8 write;
u8 index;
u8 bssid;
u8 addr[ETH_ALEN];
} __packed req = {
.mode = !!mask || enable,
.entry_count = 1,
.write = 1,
.index = idx * 2 + bssid,
};
if (bssid)
addr = vif->bss_conf.bssid;
if (enable)
ether_addr_copy(req.addr, addr);
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MUAR_UPDATE),
&req, sizeof(req), true);
}
static int
mt7615_mcu_add_dev(struct mt7615_phy *phy, struct ieee80211_vif *vif,
bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = phy->dev;
struct {
struct req_hdr {
u8 omac_idx;
u8 band_idx;
__le16 tlv_num;
u8 is_tlv_append;
u8 rsv[3];
} __packed hdr;
struct req_tlv {
__le16 tag;
__le16 len;
u8 active;
u8 band_idx;
u8 omac_addr[ETH_ALEN];
} __packed tlv;
} data = {
.hdr = {
.omac_idx = mvif->mt76.omac_idx,
.band_idx = mvif->mt76.band_idx,
.tlv_num = cpu_to_le16(1),
.is_tlv_append = 1,
},
.tlv = {
.tag = cpu_to_le16(DEV_INFO_ACTIVE),
.len = cpu_to_le16(sizeof(struct req_tlv)),
.active = enable,
.band_idx = mvif->mt76.band_idx,
},
};
if (mvif->mt76.omac_idx >= REPEATER_BSSID_START)
return mt7615_mcu_muar_config(dev, vif, false, enable);
memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(DEV_INFO_UPDATE),
&data, sizeof(data), true);
}
static int
mt7615_mcu_add_beacon_offload(struct mt7615_dev *dev,
struct ieee80211_hw *hw,
struct ieee80211_vif *vif, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt76_wcid *wcid = &dev->mt76.global_wcid;
struct ieee80211_mutable_offsets offs;
struct ieee80211_tx_info *info;
struct req {
u8 omac_idx;
u8 enable;
u8 wlan_idx;
u8 band_idx;
u8 pkt_type;
u8 need_pre_tbtt_int;
__le16 csa_ie_pos;
__le16 pkt_len;
__le16 tim_ie_pos;
u8 pkt[512];
u8 csa_cnt;
/* bss color change */
u8 bcc_cnt;
__le16 bcc_ie_pos;
} __packed req = {
.omac_idx = mvif->mt76.omac_idx,
.enable = enable,
.wlan_idx = wcid->idx,
.band_idx = mvif->mt76.band_idx,
};
struct sk_buff *skb;
if (!enable)
goto out;
skb = ieee80211_beacon_get_template(hw, vif, &offs, 0);
if (!skb)
return -EINVAL;
if (skb->len > 512 - MT_TXD_SIZE) {
dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
dev_kfree_skb(skb);
return -EINVAL;
}
info = IEEE80211_SKB_CB(skb);
info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mvif->mt76.band_idx);
mt7615_mac_write_txwi(dev, (__le32 *)(req.pkt), skb, wcid, NULL,
0, NULL, 0, true);
memcpy(req.pkt + MT_TXD_SIZE, skb->data, skb->len);
req.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
req.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset);
if (offs.cntdwn_counter_offs[0]) {
u16 csa_offs;
csa_offs = MT_TXD_SIZE + offs.cntdwn_counter_offs[0] - 4;
req.csa_ie_pos = cpu_to_le16(csa_offs);
req.csa_cnt = skb->data[offs.cntdwn_counter_offs[0]];
}
dev_kfree_skb(skb);
out:
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(BCN_OFFLOAD), &req,
sizeof(req), true);
}
static int
mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int band, int state)
{
return mt76_connac_mcu_set_pm(&dev->mt76, band, state);
}
static int
mt7615_mcu_add_bss(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = phy->dev;
struct sk_buff *skb;
if (mvif->mt76.omac_idx >= REPEATER_BSSID_START)
mt7615_mcu_muar_config(dev, vif, true, enable);
skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, NULL);
if (IS_ERR(skb))
return PTR_ERR(skb);
if (enable)
mt76_connac_mcu_bss_omac_tlv(skb, vif);
mt76_connac_mcu_bss_basic_tlv(skb, vif, sta, phy->mt76,
mvif->sta.wcid.idx, enable);
if (enable && mvif->mt76.omac_idx >= EXT_BSSID_START &&
mvif->mt76.omac_idx < REPEATER_BSSID_START)
mt76_connac_mcu_bss_ext_tlv(skb, &mvif->mt76);
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(BSS_INFO_UPDATE), true);
}
static int
mt7615_mcu_wtbl_tx_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable)
{
struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
struct mt7615_vif *mvif = msta->vif;
struct wtbl_req_hdr *wtbl_hdr;
struct sk_buff *skb = NULL;
int err;
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
WTBL_SET, NULL, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, true,
NULL, wtbl_hdr);
err = mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(WTBL_UPDATE), true);
if (err < 0)
return err;
skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
&msta->wcid);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt76_connac_mcu_sta_ba_tlv(skb, params, enable, true);
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(STA_REC_UPDATE), true);
}
static int
mt7615_mcu_wtbl_rx_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable)
{
struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
struct mt7615_vif *mvif = msta->vif;
struct wtbl_req_hdr *wtbl_hdr;
struct sk_buff *skb;
int err;
skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
&msta->wcid);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt76_connac_mcu_sta_ba_tlv(skb, params, enable, false);
err = mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(STA_REC_UPDATE), true);
if (err < 0 || !enable)
return err;
skb = NULL;
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
WTBL_SET, NULL, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, false,
NULL, wtbl_hdr);
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(WTBL_UPDATE), true);
}
static int
mt7615_mcu_wtbl_sta_add(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct sk_buff *skb, *sskb, *wskb = NULL;
struct mt7615_dev *dev = phy->dev;
struct wtbl_req_hdr *wtbl_hdr;
struct mt7615_sta *msta;
bool new_entry = true;
int cmd, err;
msta = sta ? (struct mt7615_sta *)sta->drv_priv : &mvif->sta;
sskb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
&msta->wcid);
if (IS_ERR(sskb))
return PTR_ERR(sskb);
if (!sta) {
if (mvif->sta_added)
new_entry = false;
else
mvif->sta_added = true;
}
mt76_connac_mcu_sta_basic_tlv(sskb, vif, sta, enable, new_entry);
if (enable && sta)
mt76_connac_mcu_sta_tlv(phy->mt76, sskb, sta, vif, 0,
MT76_STA_INFO_STATE_ASSOC);
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
WTBL_RESET_AND_SET, NULL,
&wskb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
if (enable) {
mt76_connac_mcu_wtbl_generic_tlv(&dev->mt76, wskb, vif, sta,
NULL, wtbl_hdr);
if (sta)
mt76_connac_mcu_wtbl_ht_tlv(&dev->mt76, wskb, sta,
NULL, wtbl_hdr, true, true);
mt76_connac_mcu_wtbl_hdr_trans_tlv(wskb, vif, &msta->wcid,
NULL, wtbl_hdr);
}
cmd = enable ? MCU_EXT_CMD(WTBL_UPDATE) : MCU_EXT_CMD(STA_REC_UPDATE);
skb = enable ? wskb : sskb;
err = mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, true);
if (err < 0) {
skb = enable ? sskb : wskb;
dev_kfree_skb(skb);
return err;
}
cmd = enable ? MCU_EXT_CMD(STA_REC_UPDATE) : MCU_EXT_CMD(WTBL_UPDATE);
skb = enable ? sskb : wskb;
return mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, true);
}
static int
mt7615_mcu_wtbl_update_hdr_trans(struct mt7615_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
return mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta);
}
static const struct mt7615_mcu_ops wtbl_update_ops = {
.add_beacon_offload = mt7615_mcu_add_beacon_offload,
.set_pm_state = mt7615_mcu_ctrl_pm_state,
.add_dev_info = mt7615_mcu_add_dev,
.add_bss_info = mt7615_mcu_add_bss,
.add_tx_ba = mt7615_mcu_wtbl_tx_ba,
.add_rx_ba = mt7615_mcu_wtbl_rx_ba,
.sta_add = mt7615_mcu_wtbl_sta_add,
.set_drv_ctrl = mt7615_mcu_drv_pmctrl,
.set_fw_ctrl = mt7615_mcu_fw_pmctrl,
.set_sta_decap_offload = mt7615_mcu_wtbl_update_hdr_trans,
};
static int
mt7615_mcu_sta_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable, bool tx)
{
struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
struct mt7615_vif *mvif = msta->vif;
struct wtbl_req_hdr *wtbl_hdr;
struct tlv *sta_wtbl;
struct sk_buff *skb;
skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
&msta->wcid);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt76_connac_mcu_sta_ba_tlv(skb, params, enable, tx);
sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
WTBL_SET, sta_wtbl, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, tx,
sta_wtbl, wtbl_hdr);
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(STA_REC_UPDATE), true);
}
static int
mt7615_mcu_sta_tx_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable)
{
return mt7615_mcu_sta_ba(dev, params, enable, true);
}
static int
mt7615_mcu_sta_rx_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable)
{
return mt7615_mcu_sta_ba(dev, params, enable, false);
}
static int
__mt7615_mcu_add_sta(struct mt76_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable, int cmd,
bool offload_fw)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt76_sta_cmd_info info = {
.sta = sta,
.vif = vif,
.offload_fw = offload_fw,
.enable = enable,
.newly = true,
.cmd = cmd,
};
info.wcid = sta ? (struct mt76_wcid *)sta->drv_priv : &mvif->sta.wcid;
return mt76_connac_mcu_sta_cmd(phy, &info);
}
static int
mt7615_mcu_add_sta(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
return __mt7615_mcu_add_sta(phy->mt76, vif, sta, enable,
MCU_EXT_CMD(STA_REC_UPDATE), false);
}
static int
mt7615_mcu_sta_update_hdr_trans(struct mt7615_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
return mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76,
vif, &msta->wcid,
MCU_EXT_CMD(STA_REC_UPDATE));
}
static const struct mt7615_mcu_ops sta_update_ops = {
.add_beacon_offload = mt7615_mcu_add_beacon_offload,
.set_pm_state = mt7615_mcu_ctrl_pm_state,
.add_dev_info = mt7615_mcu_add_dev,
.add_bss_info = mt7615_mcu_add_bss,
.add_tx_ba = mt7615_mcu_sta_tx_ba,
.add_rx_ba = mt7615_mcu_sta_rx_ba,
.sta_add = mt7615_mcu_add_sta,
.set_drv_ctrl = mt7615_mcu_drv_pmctrl,
.set_fw_ctrl = mt7615_mcu_fw_pmctrl,
.set_sta_decap_offload = mt7615_mcu_sta_update_hdr_trans,
};
static int
mt7615_mcu_uni_ctrl_pm_state(struct mt7615_dev *dev, int band, int state)
{
return 0;
}
static int
mt7615_mcu_uni_add_beacon_offload(struct mt7615_dev *dev,
struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt76_wcid *wcid = &dev->mt76.global_wcid;
struct ieee80211_mutable_offsets offs;
struct {
struct req_hdr {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct bcn_content_tlv {
__le16 tag;
__le16 len;
__le16 tim_ie_pos;
__le16 csa_ie_pos;
__le16 bcc_ie_pos;
/* 0: disable beacon offload
* 1: enable beacon offload
* 2: update probe respond offload
*/
u8 enable;
/* 0: legacy format (TXD + payload)
* 1: only cap field IE
*/
u8 type;
__le16 pkt_len;
u8 pkt[512];
} __packed beacon_tlv;
} req = {
.hdr = {
.bss_idx = mvif->mt76.idx,
},
.beacon_tlv = {
.tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT),
.len = cpu_to_le16(sizeof(struct bcn_content_tlv)),
.enable = enable,
},
};
struct sk_buff *skb;
if (!enable)
goto out;
skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0);
if (!skb)
return -EINVAL;
if (skb->len > 512 - MT_TXD_SIZE) {
dev_err(dev->mt76.dev, "beacon size limit exceed\n");
dev_kfree_skb(skb);
return -EINVAL;
}
mt7615_mac_write_txwi(dev, (__le32 *)(req.beacon_tlv.pkt), skb,
wcid, NULL, 0, NULL, 0, true);
memcpy(req.beacon_tlv.pkt + MT_TXD_SIZE, skb->data, skb->len);
req.beacon_tlv.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
req.beacon_tlv.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset);
if (offs.cntdwn_counter_offs[0]) {
u16 csa_offs;
csa_offs = MT_TXD_SIZE + offs.cntdwn_counter_offs[0] - 4;
req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs);
}
dev_kfree_skb(skb);
out:
return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE),
&req, sizeof(req), true);
}
static int
mt7615_mcu_uni_add_dev(struct mt7615_phy *phy, struct ieee80211_vif *vif,
bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
return mt76_connac_mcu_uni_add_dev(phy->mt76, vif, &mvif->sta.wcid,
enable);
}
static int
mt7615_mcu_uni_add_bss(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
return mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid,
enable);
}
static inline int
mt7615_mcu_uni_add_sta(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
return __mt7615_mcu_add_sta(phy->mt76, vif, sta, enable,
MCU_UNI_CMD(STA_REC_UPDATE), true);
}
static int
mt7615_mcu_uni_tx_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable)
{
struct mt7615_sta *sta = (struct mt7615_sta *)params->sta->drv_priv;
return mt76_connac_mcu_sta_ba(&dev->mt76, &sta->vif->mt76, params,
MCU_UNI_CMD(STA_REC_UPDATE), enable,
true);
}
static int
mt7615_mcu_uni_rx_ba(struct mt7615_dev *dev,
struct ieee80211_ampdu_params *params,
bool enable)
{
struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv;
struct mt7615_vif *mvif = msta->vif;
struct wtbl_req_hdr *wtbl_hdr;
struct tlv *sta_wtbl;
struct sk_buff *skb;
int err;
skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
&msta->wcid);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt76_connac_mcu_sta_ba_tlv(skb, params, enable, false);
err = mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD(STA_REC_UPDATE), true);
if (err < 0 || !enable)
return err;
skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
&msta->wcid);
if (IS_ERR(skb))
return PTR_ERR(skb);
sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL,
sizeof(struct tlv));
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
WTBL_SET, sta_wtbl, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt76_connac_mcu_wtbl_ba_tlv(&dev->mt76, skb, params, enable, false,
sta_wtbl, wtbl_hdr);
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD(STA_REC_UPDATE), true);
}
static int
mt7615_mcu_sta_uni_update_hdr_trans(struct mt7615_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv;
return mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76,
vif, &msta->wcid,
MCU_UNI_CMD(STA_REC_UPDATE));
}
static const struct mt7615_mcu_ops uni_update_ops = {
.add_beacon_offload = mt7615_mcu_uni_add_beacon_offload,
.set_pm_state = mt7615_mcu_uni_ctrl_pm_state,
.add_dev_info = mt7615_mcu_uni_add_dev,
.add_bss_info = mt7615_mcu_uni_add_bss,
.add_tx_ba = mt7615_mcu_uni_tx_ba,
.add_rx_ba = mt7615_mcu_uni_rx_ba,
.sta_add = mt7615_mcu_uni_add_sta,
.set_drv_ctrl = mt7615_mcu_lp_drv_pmctrl,
.set_fw_ctrl = mt7615_mcu_fw_pmctrl,
.set_sta_decap_offload = mt7615_mcu_sta_uni_update_hdr_trans,
};
int mt7615_mcu_restart(struct mt76_dev *dev)
{
return mt76_mcu_send_msg(dev, MCU_CMD(RESTART_DL_REQ), NULL, 0, true);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_restart);
static int mt7615_load_patch(struct mt7615_dev *dev, u32 addr, const char *name)
{
const struct mt7615_patch_hdr *hdr;
const struct firmware *fw = NULL;
int len, ret, sem;
ret = firmware_request_nowarn(&fw, name, dev->mt76.dev);
if (ret)
return ret;
if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
dev_err(dev->mt76.dev, "Invalid firmware\n");
ret = -EINVAL;
goto release_fw;
}
sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, true);
switch (sem) {
case PATCH_IS_DL:
goto release_fw;
case PATCH_NOT_DL_SEM_SUCCESS:
break;
default:
dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
ret = -EAGAIN;
goto release_fw;
}
hdr = (const struct mt7615_patch_hdr *)(fw->data);
dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
len = fw->size - sizeof(*hdr);
ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
DL_MODE_NEED_RSP);
if (ret) {
dev_err(dev->mt76.dev, "Download request failed\n");
goto out;
}
ret = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
fw->data + sizeof(*hdr), len);
if (ret) {
dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
goto out;
}
ret = mt76_connac_mcu_start_patch(&dev->mt76);
if (ret)
dev_err(dev->mt76.dev, "Failed to start patch\n");
out:
sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, false);
switch (sem) {
case PATCH_REL_SEM_SUCCESS:
break;
default:
ret = -EAGAIN;
dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
break;
}
release_fw:
release_firmware(fw);
return ret;
}
static int
mt7615_mcu_send_ram_firmware(struct mt7615_dev *dev,
const struct mt7615_fw_trailer *hdr,
const u8 *data, bool is_cr4)
{
int n_region = is_cr4 ? CR4_REGION_NUM : N9_REGION_NUM;
int err, i, offset = 0;
u32 len, addr, mode;
for (i = 0; i < n_region; i++) {
mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76,
hdr[i].feature_set, is_cr4);
len = le32_to_cpu(hdr[i].len) + IMG_CRC_LEN;
addr = le32_to_cpu(hdr[i].addr);
err = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
mode);
if (err) {
dev_err(dev->mt76.dev, "Download request failed\n");
return err;
}
err = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
data + offset, len);
if (err) {
dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
return err;
}
offset += len;
}
return 0;
}
static int mt7615_load_n9(struct mt7615_dev *dev, const char *name)
{
const struct mt7615_fw_trailer *hdr;
const struct firmware *fw;
int ret;
ret = request_firmware(&fw, name, dev->mt76.dev);
if (ret)
return ret;
if (!fw || !fw->data || fw->size < N9_REGION_NUM * sizeof(*hdr)) {
dev_err(dev->mt76.dev, "Invalid firmware\n");
ret = -EINVAL;
goto out;
}
hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size -
N9_REGION_NUM * sizeof(*hdr));
dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n",
hdr->fw_ver, hdr->build_date);
ret = mt7615_mcu_send_ram_firmware(dev, hdr, fw->data, false);
if (ret)
goto out;
ret = mt76_connac_mcu_start_firmware(&dev->mt76,
le32_to_cpu(hdr->addr),
FW_START_OVERRIDE);
if (ret) {
dev_err(dev->mt76.dev, "Failed to start N9 firmware\n");
goto out;
}
snprintf(dev->mt76.hw->wiphy->fw_version,
sizeof(dev->mt76.hw->wiphy->fw_version),
"%.10s-%.15s", hdr->fw_ver, hdr->build_date);
if (!is_mt7615(&dev->mt76)) {
dev->fw_ver = MT7615_FIRMWARE_V2;
dev->mcu_ops = &sta_update_ops;
} else {
dev->fw_ver = MT7615_FIRMWARE_V1;
dev->mcu_ops = &wtbl_update_ops;
}
out:
release_firmware(fw);
return ret;
}
static int mt7615_load_cr4(struct mt7615_dev *dev, const char *name)
{
const struct mt7615_fw_trailer *hdr;
const struct firmware *fw;
int ret;
ret = request_firmware(&fw, name, dev->mt76.dev);
if (ret)
return ret;
if (!fw || !fw->data || fw->size < CR4_REGION_NUM * sizeof(*hdr)) {
dev_err(dev->mt76.dev, "Invalid firmware\n");
ret = -EINVAL;
goto out;
}
hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size -
CR4_REGION_NUM * sizeof(*hdr));
dev_info(dev->mt76.dev, "CR4 Firmware Version: %.10s, Build Time: %.15s\n",
hdr->fw_ver, hdr->build_date);
ret = mt7615_mcu_send_ram_firmware(dev, hdr, fw->data, true);
if (ret)
goto out;
ret = mt76_connac_mcu_start_firmware(&dev->mt76, 0,
FW_START_WORKING_PDA_CR4);
if (ret) {
dev_err(dev->mt76.dev, "Failed to start CR4 firmware\n");
goto out;
}
out:
release_firmware(fw);
return ret;
}
static int mt7615_load_ram(struct mt7615_dev *dev)
{
int ret;
ret = mt7615_load_n9(dev, MT7615_FIRMWARE_N9);
if (ret)
return ret;
return mt7615_load_cr4(dev, MT7615_FIRMWARE_CR4);
}
static int mt7615_load_firmware(struct mt7615_dev *dev)
{
int ret;
u32 val;
val = mt76_get_field(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE);
if (val != FW_STATE_FW_DOWNLOAD) {
dev_err(dev->mt76.dev, "Firmware is not ready for download\n");
return -EIO;
}
ret = mt7615_load_patch(dev, MT7615_PATCH_ADDRESS, MT7615_ROM_PATCH);
if (ret)
return ret;
ret = mt7615_load_ram(dev);
if (ret)
return ret;
if (!mt76_poll_msec(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE,
FIELD_PREP(MT_TOP_MISC2_FW_STATE,
FW_STATE_RDY), 500)) {
dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
return -EIO;
}
return 0;
}
static int mt7622_load_firmware(struct mt7615_dev *dev)
{
int ret;
u32 val;
mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
val = mt76_get_field(dev, MT_TOP_OFF_RSV, MT_TOP_OFF_RSV_FW_STATE);
if (val != FW_STATE_FW_DOWNLOAD) {
dev_err(dev->mt76.dev, "Firmware is not ready for download\n");
return -EIO;
}
ret = mt7615_load_patch(dev, MT7622_PATCH_ADDRESS, MT7622_ROM_PATCH);
if (ret)
return ret;
ret = mt7615_load_n9(dev, MT7622_FIRMWARE_N9);
if (ret)
return ret;
if (!mt76_poll_msec(dev, MT_TOP_OFF_RSV, MT_TOP_OFF_RSV_FW_STATE,
FIELD_PREP(MT_TOP_OFF_RSV_FW_STATE,
FW_STATE_NORMAL_TRX), 1500)) {
dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
return -EIO;
}
mt76_clear(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
return 0;
}
int mt7615_mcu_fw_log_2_host(struct mt7615_dev *dev, u8 ctrl)
{
struct {
u8 ctrl_val;
u8 pad[3];
} data = {
.ctrl_val = ctrl
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(FW_LOG_2_HOST),
&data, sizeof(data), true);
}
static int mt7615_mcu_cal_cache_apply(struct mt7615_dev *dev)
{
struct {
bool cache_enable;
u8 pad[3];
} data = {
.cache_enable = true
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(CAL_CACHE), &data,
sizeof(data), false);
}
static int mt7663_load_n9(struct mt7615_dev *dev, const char *name)
{
u32 offset = 0, override_addr = 0, flag = FW_START_DLYCAL;
const struct mt76_connac2_fw_trailer *hdr;
const struct mt7663_fw_buf *buf;
const struct firmware *fw;
const u8 *base_addr;
int i, ret;
ret = request_firmware(&fw, name, dev->mt76.dev);
if (ret)
return ret;
if (!fw || !fw->data || fw->size < FW_V3_COMMON_TAILER_SIZE) {
dev_err(dev->mt76.dev, "Invalid firmware\n");
ret = -EINVAL;
goto out;
}
hdr = (const void *)(fw->data + fw->size - FW_V3_COMMON_TAILER_SIZE);
dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n",
hdr->fw_ver, hdr->build_date);
dev_info(dev->mt76.dev, "Region number: 0x%x\n", hdr->n_region);
base_addr = fw->data + fw->size - FW_V3_COMMON_TAILER_SIZE;
for (i = 0; i < hdr->n_region; i++) {
u32 shift = (hdr->n_region - i) * FW_V3_REGION_TAILER_SIZE;
u32 len, addr, mode;
dev_info(dev->mt76.dev, "Parsing tailer Region: %d\n", i);
buf = (const struct mt7663_fw_buf *)(base_addr - shift);
mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76,
buf->feature_set, false);
addr = le32_to_cpu(buf->img_dest_addr);
len = le32_to_cpu(buf->img_size);
ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
mode);
if (ret) {
dev_err(dev->mt76.dev, "Download request failed\n");
goto out;
}
ret = mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
fw->data + offset, len);
if (ret) {
dev_err(dev->mt76.dev, "Failed to send firmware\n");
goto out;
}
offset += le32_to_cpu(buf->img_size);
if (buf->feature_set & DL_MODE_VALID_RAM_ENTRY) {
override_addr = le32_to_cpu(buf->img_dest_addr);
dev_info(dev->mt76.dev, "Region %d, override_addr = 0x%08x\n",
i, override_addr);
}
}
if (override_addr)
flag |= FW_START_OVERRIDE;
dev_info(dev->mt76.dev, "override_addr = 0x%08x, option = %d\n",
override_addr, flag);
ret = mt76_connac_mcu_start_firmware(&dev->mt76, override_addr, flag);
if (ret) {
dev_err(dev->mt76.dev, "Failed to start N9 firmware\n");
goto out;
}
snprintf(dev->mt76.hw->wiphy->fw_version,
sizeof(dev->mt76.hw->wiphy->fw_version),
"%.10s-%.15s", hdr->fw_ver, hdr->build_date);
out:
release_firmware(fw);
return ret;
}
static int
mt7663_load_rom_patch(struct mt7615_dev *dev, const char **n9_firmware)
{
const char *selected_rom, *secondary_rom = MT7663_ROM_PATCH;
const char *primary_rom = MT7663_OFFLOAD_ROM_PATCH;
int ret;
if (!prefer_offload_fw) {
secondary_rom = MT7663_OFFLOAD_ROM_PATCH;
primary_rom = MT7663_ROM_PATCH;
}
selected_rom = primary_rom;
ret = mt7615_load_patch(dev, MT7663_PATCH_ADDRESS, primary_rom);
if (ret) {
dev_info(dev->mt76.dev, "%s not found, switching to %s",
primary_rom, secondary_rom);
ret = mt7615_load_patch(dev, MT7663_PATCH_ADDRESS,
secondary_rom);
if (ret) {
dev_err(dev->mt76.dev, "failed to load %s",
secondary_rom);
return ret;
}
selected_rom = secondary_rom;
}
if (!strcmp(selected_rom, MT7663_OFFLOAD_ROM_PATCH)) {
*n9_firmware = MT7663_OFFLOAD_FIRMWARE_N9;
dev->fw_ver = MT7615_FIRMWARE_V3;
dev->mcu_ops = &uni_update_ops;
} else {
*n9_firmware = MT7663_FIRMWARE_N9;
dev->fw_ver = MT7615_FIRMWARE_V2;
dev->mcu_ops = &sta_update_ops;
}
return 0;
}
int __mt7663_load_firmware(struct mt7615_dev *dev)
{
const char *n9_firmware;
int ret;
ret = mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY);
if (ret) {
dev_dbg(dev->mt76.dev, "Firmware is already download\n");
return -EIO;
}
ret = mt7663_load_rom_patch(dev, &n9_firmware);
if (ret)
return ret;
ret = mt7663_load_n9(dev, n9_firmware);
if (ret)
return ret;
if (!mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY,
MT_TOP_MISC2_FW_N9_RDY, 1500)) {
ret = mt76_get_field(dev, MT_CONN_ON_MISC,
MT7663_TOP_MISC2_FW_STATE);
dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
return -EIO;
}
#ifdef CONFIG_PM
if (mt7615_firmware_offload(dev))
dev->mt76.hw->wiphy->wowlan = &mt76_connac_wowlan_support;
#endif /* CONFIG_PM */
dev_dbg(dev->mt76.dev, "Firmware init done\n");
return 0;
}
EXPORT_SYMBOL_GPL(__mt7663_load_firmware);
static int mt7663_load_firmware(struct mt7615_dev *dev)
{
int ret;
mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
ret = __mt7663_load_firmware(dev);
if (ret)
return ret;
mt76_clear(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_BYPASS_TX_SCH);
return 0;
}
int mt7615_mcu_init(struct mt7615_dev *dev)
{
static const struct mt76_mcu_ops mt7615_mcu_ops = {
.headroom = sizeof(struct mt7615_mcu_txd),
.mcu_skb_send_msg = mt7615_mcu_send_message,
.mcu_parse_response = mt7615_mcu_parse_response,
.mcu_restart = mt7615_mcu_restart,
};
int ret;
dev->mt76.mcu_ops = &mt7615_mcu_ops,
ret = mt7615_mcu_drv_pmctrl(dev);
if (ret)
return ret;
switch (mt76_chip(&dev->mt76)) {
case 0x7622:
ret = mt7622_load_firmware(dev);
break;
case 0x7663:
ret = mt7663_load_firmware(dev);
break;
default:
ret = mt7615_load_firmware(dev);
break;
}
if (ret)
return ret;
mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
dev_dbg(dev->mt76.dev, "Firmware init done\n");
set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
if (dev->dbdc_support) {
ret = mt7615_mcu_cal_cache_apply(dev);
if (ret)
return ret;
}
return mt7615_mcu_fw_log_2_host(dev, 0);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_init);
void mt7615_mcu_exit(struct mt7615_dev *dev)
{
__mt76_mcu_restart(&dev->mt76);
mt7615_mcu_set_fw_ctrl(dev);
skb_queue_purge(&dev->mt76.mcu.res_q);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_exit);
int mt7615_mcu_set_eeprom(struct mt7615_dev *dev)
{
struct {
u8 buffer_mode;
u8 content_format;
__le16 len;
} __packed req_hdr = {
.buffer_mode = 1,
};
u8 *eep = (u8 *)dev->mt76.eeprom.data;
struct sk_buff *skb;
int eep_len, offset;
switch (mt76_chip(&dev->mt76)) {
case 0x7622:
eep_len = MT7622_EE_MAX - MT_EE_NIC_CONF_0;
offset = MT_EE_NIC_CONF_0;
break;
case 0x7663:
eep_len = MT7663_EE_MAX - MT_EE_CHIP_ID;
req_hdr.content_format = 1;
offset = MT_EE_CHIP_ID;
break;
default:
eep_len = MT7615_EE_MAX - MT_EE_NIC_CONF_0;
offset = MT_EE_NIC_CONF_0;
break;
}
req_hdr.len = cpu_to_le16(eep_len);
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr) + eep_len);
if (!skb)
return -ENOMEM;
skb_put_data(skb, &req_hdr, sizeof(req_hdr));
skb_put_data(skb, eep + offset, eep_len);
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(EFUSE_BUFFER_MODE), true);
}
int mt7615_mcu_set_wmm(struct mt7615_dev *dev, u8 queue,
const struct ieee80211_tx_queue_params *params)
{
#define WMM_AIFS_SET BIT(0)
#define WMM_CW_MIN_SET BIT(1)
#define WMM_CW_MAX_SET BIT(2)
#define WMM_TXOP_SET BIT(3)
#define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \
WMM_CW_MAX_SET | WMM_TXOP_SET)
struct req_data {
u8 number;
u8 rsv[3];
u8 queue;
u8 valid;
u8 aifs;
u8 cw_min;
__le16 cw_max;
__le16 txop;
} __packed req = {
.number = 1,
.queue = queue,
.valid = WMM_PARAM_SET,
.aifs = params->aifs,
.cw_min = 5,
.cw_max = cpu_to_le16(10),
.txop = cpu_to_le16(params->txop),
};
if (params->cw_min)
req.cw_min = fls(params->cw_min);
if (params->cw_max)
req.cw_max = cpu_to_le16(fls(params->cw_max));
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EDCA_UPDATE),
&req, sizeof(req), true);
}
int mt7615_mcu_set_dbdc(struct mt7615_dev *dev)
{
struct mt7615_phy *ext_phy = mt7615_ext_phy(dev);
struct dbdc_entry {
u8 type;
u8 index;
u8 band;
u8 _rsv;
};
struct {
u8 enable;
u8 num;
u8 _rsv[2];
struct dbdc_entry entry[64];
} req = {
.enable = !!ext_phy,
};
int i;
if (!ext_phy)
goto out;
#define ADD_DBDC_ENTRY(_type, _idx, _band) \
do { \
req.entry[req.num].type = _type; \
req.entry[req.num].index = _idx; \
req.entry[req.num++].band = _band; \
} while (0)
for (i = 0; i < 4; i++) {
bool band = !!(ext_phy->omac_mask & BIT_ULL(i));
ADD_DBDC_ENTRY(DBDC_TYPE_BSS, i, band);
}
for (i = 0; i < 14; i++) {
bool band = !!(ext_phy->omac_mask & BIT_ULL(0x11 + i));
ADD_DBDC_ENTRY(DBDC_TYPE_MBSS, i, band);
}
ADD_DBDC_ENTRY(DBDC_TYPE_MU, 0, 1);
for (i = 0; i < 3; i++)
ADD_DBDC_ENTRY(DBDC_TYPE_BF, i, 1);
ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 0, 0);
ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 1, 0);
ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 2, 1);
ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 3, 1);
ADD_DBDC_ENTRY(DBDC_TYPE_MGMT, 0, 0);
ADD_DBDC_ENTRY(DBDC_TYPE_MGMT, 1, 1);
out:
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(DBDC_CTRL), &req,
sizeof(req), true);
}
int mt7615_mcu_del_wtbl_all(struct mt7615_dev *dev)
{
struct wtbl_req_hdr req = {
.operation = WTBL_RESET_ALL,
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(WTBL_UPDATE),
&req, sizeof(req), true);
}
int mt7615_mcu_set_fcc5_lpn(struct mt7615_dev *dev, int val)
{
struct {
__le16 tag;
__le16 min_lpn;
} req = {
.tag = cpu_to_le16(0x1),
.min_lpn = cpu_to_le16(val),
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RADAR_TH),
&req, sizeof(req), true);
}
int mt7615_mcu_set_pulse_th(struct mt7615_dev *dev,
const struct mt7615_dfs_pulse *pulse)
{
struct {
__le16 tag;
__le32 max_width; /* us */
__le32 max_pwr; /* dbm */
__le32 min_pwr; /* dbm */
__le32 min_stgr_pri; /* us */
__le32 max_stgr_pri; /* us */
__le32 min_cr_pri; /* us */
__le32 max_cr_pri; /* us */
} req = {
.tag = cpu_to_le16(0x3),
#define __req_field(field) .field = cpu_to_le32(pulse->field)
__req_field(max_width),
__req_field(max_pwr),
__req_field(min_pwr),
__req_field(min_stgr_pri),
__req_field(max_stgr_pri),
__req_field(min_cr_pri),
__req_field(max_cr_pri),
#undef __req_field
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RADAR_TH),
&req, sizeof(req), true);
}
int mt7615_mcu_set_radar_th(struct mt7615_dev *dev, int index,
const struct mt7615_dfs_pattern *pattern)
{
struct {
__le16 tag;
__le16 radar_type;
u8 enb;
u8 stgr;
u8 min_crpn;
u8 max_crpn;
u8 min_crpr;
u8 min_pw;
u8 max_pw;
__le32 min_pri;
__le32 max_pri;
u8 min_crbn;
u8 max_crbn;
u8 min_stgpn;
u8 max_stgpn;
u8 min_stgpr;
} req = {
.tag = cpu_to_le16(0x2),
.radar_type = cpu_to_le16(index),
#define __req_field_u8(field) .field = pattern->field
#define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
__req_field_u8(enb),
__req_field_u8(stgr),
__req_field_u8(min_crpn),
__req_field_u8(max_crpn),
__req_field_u8(min_crpr),
__req_field_u8(min_pw),
__req_field_u8(max_pw),
__req_field_u32(min_pri),
__req_field_u32(max_pri),
__req_field_u8(min_crbn),
__req_field_u8(max_crbn),
__req_field_u8(min_stgpn),
__req_field_u8(max_stgpn),
__req_field_u8(min_stgpr),
#undef __req_field_u8
#undef __req_field_u32
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RADAR_TH),
&req, sizeof(req), true);
}
int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev)
{
struct {
u8 pulse_num;
u8 rsv[3];
struct {
__le32 start_time;
__le16 width;
__le16 power;
} pattern[32];
} req = {
.pulse_num = dev->radar_pattern.n_pulses,
};
u32 start_time = ktime_to_ms(ktime_get_boottime());
int i;
if (dev->radar_pattern.n_pulses > ARRAY_SIZE(req.pattern))
return -EINVAL;
/* TODO: add some noise here */
for (i = 0; i < dev->radar_pattern.n_pulses; i++) {
u32 ts = start_time + i * dev->radar_pattern.period;
req.pattern[i].width = cpu_to_le16(dev->radar_pattern.width);
req.pattern[i].power = cpu_to_le16(dev->radar_pattern.power);
req.pattern[i].start_time = cpu_to_le32(ts);
}
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RDD_PATTERN),
&req, sizeof(req), false);
}
static void mt7615_mcu_set_txpower_sku(struct mt7615_phy *phy, u8 *sku)
{
struct mt76_phy *mphy = phy->mt76;
struct ieee80211_hw *hw = mphy->hw;
struct mt76_power_limits limits;
s8 *limits_array = (s8 *)&limits;
int n_chains = hweight8(mphy->antenna_mask);
int tx_power = hw->conf.power_level * 2;
int i;
static const u8 sku_mapping[] = {
#define SKU_FIELD(_type, _field) \
[MT_SKU_##_type] = offsetof(struct mt76_power_limits, _field)
SKU_FIELD(CCK_1_2, cck[0]),
SKU_FIELD(CCK_55_11, cck[2]),
SKU_FIELD(OFDM_6_9, ofdm[0]),
SKU_FIELD(OFDM_12_18, ofdm[2]),
SKU_FIELD(OFDM_24_36, ofdm[4]),
SKU_FIELD(OFDM_48, ofdm[6]),
SKU_FIELD(OFDM_54, ofdm[7]),
SKU_FIELD(HT20_0_8, mcs[0][0]),
SKU_FIELD(HT20_32, ofdm[0]),
SKU_FIELD(HT20_1_2_9_10, mcs[0][1]),
SKU_FIELD(HT20_3_4_11_12, mcs[0][3]),
SKU_FIELD(HT20_5_13, mcs[0][5]),
SKU_FIELD(HT20_6_14, mcs[0][6]),
SKU_FIELD(HT20_7_15, mcs[0][7]),
SKU_FIELD(HT40_0_8, mcs[1][0]),
SKU_FIELD(HT40_32, ofdm[0]),
SKU_FIELD(HT40_1_2_9_10, mcs[1][1]),
SKU_FIELD(HT40_3_4_11_12, mcs[1][3]),
SKU_FIELD(HT40_5_13, mcs[1][5]),
SKU_FIELD(HT40_6_14, mcs[1][6]),
SKU_FIELD(HT40_7_15, mcs[1][7]),
SKU_FIELD(VHT20_0, mcs[0][0]),
SKU_FIELD(VHT20_1_2, mcs[0][1]),
SKU_FIELD(VHT20_3_4, mcs[0][3]),
SKU_FIELD(VHT20_5_6, mcs[0][5]),
SKU_FIELD(VHT20_7, mcs[0][7]),
SKU_FIELD(VHT20_8, mcs[0][8]),
SKU_FIELD(VHT20_9, mcs[0][9]),
SKU_FIELD(VHT40_0, mcs[1][0]),
SKU_FIELD(VHT40_1_2, mcs[1][1]),
SKU_FIELD(VHT40_3_4, mcs[1][3]),
SKU_FIELD(VHT40_5_6, mcs[1][5]),
SKU_FIELD(VHT40_7, mcs[1][7]),
SKU_FIELD(VHT40_8, mcs[1][8]),
SKU_FIELD(VHT40_9, mcs[1][9]),
SKU_FIELD(VHT80_0, mcs[2][0]),
SKU_FIELD(VHT80_1_2, mcs[2][1]),
SKU_FIELD(VHT80_3_4, mcs[2][3]),
SKU_FIELD(VHT80_5_6, mcs[2][5]),
SKU_FIELD(VHT80_7, mcs[2][7]),
SKU_FIELD(VHT80_8, mcs[2][8]),
SKU_FIELD(VHT80_9, mcs[2][9]),
SKU_FIELD(VHT160_0, mcs[3][0]),
SKU_FIELD(VHT160_1_2, mcs[3][1]),
SKU_FIELD(VHT160_3_4, mcs[3][3]),
SKU_FIELD(VHT160_5_6, mcs[3][5]),
SKU_FIELD(VHT160_7, mcs[3][7]),
SKU_FIELD(VHT160_8, mcs[3][8]),
SKU_FIELD(VHT160_9, mcs[3][9]),
#undef SKU_FIELD
};
tx_power = mt76_get_sar_power(mphy, mphy->chandef.chan, tx_power);
tx_power -= mt76_tx_power_nss_delta(n_chains);
tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan,
&limits, tx_power);
mphy->txpower_cur = tx_power;
if (is_mt7663(mphy->dev)) {
memset(sku, tx_power, MT_SKU_4SS_DELTA + 1);
return;
}
for (i = 0; i < MT_SKU_1SS_DELTA; i++)
sku[i] = limits_array[sku_mapping[i]];
for (i = 0; i < 4; i++) {
int delta = 0;
if (i < n_chains - 1)
delta = mt76_tx_power_nss_delta(n_chains) -
mt76_tx_power_nss_delta(i + 1);
sku[MT_SKU_1SS_DELTA + i] = delta;
}
}
static u8 mt7615_mcu_chan_bw(struct cfg80211_chan_def *chandef)
{
static const u8 width_to_bw[] = {
[NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ,
[NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ,
[NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ,
[NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ,
[NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ,
[NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ,
[NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ,
[NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ,
};
if (chandef->width >= ARRAY_SIZE(width_to_bw))
return 0;
return width_to_bw[chandef->width];
}
int mt7615_mcu_set_chan_info(struct mt7615_phy *phy, int cmd)
{
struct mt7615_dev *dev = phy->dev;
struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2;
struct {
u8 control_chan;
u8 center_chan;
u8 bw;
u8 tx_streams;
u8 rx_streams_mask;
u8 switch_reason;
u8 band_idx;
/* for 80+80 only */
u8 center_chan2;
__le16 cac_case;
u8 channel_band;
u8 rsv0;
__le32 outband_freq;
u8 txpower_drop;
u8 rsv1[3];
u8 txpower_sku[53];
u8 rsv2[3];
} req = {
.control_chan = chandef->chan->hw_value,
.center_chan = ieee80211_frequency_to_channel(freq1),
.tx_streams = hweight8(phy->mt76->antenna_mask),
.rx_streams_mask = phy->mt76->chainmask,
.center_chan2 = ieee80211_frequency_to_channel(freq2),
};
if (cmd == MCU_EXT_CMD(SET_RX_PATH) ||
dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR)
req.switch_reason = CH_SWITCH_NORMAL;
else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef,
NL80211_IFTYPE_AP))
req.switch_reason = CH_SWITCH_DFS;
else
req.switch_reason = CH_SWITCH_NORMAL;
req.band_idx = phy != &dev->phy;
req.bw = mt7615_mcu_chan_bw(chandef);
if (mt76_testmode_enabled(phy->mt76))
memset(req.txpower_sku, 0x3f, 49);
else
mt7615_mcu_set_txpower_sku(phy, req.txpower_sku);
return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true);
}
int mt7615_mcu_get_temperature(struct mt7615_dev *dev)
{
struct {
u8 action;
u8 rsv[3];
} req = {};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_CTRL),
&req, sizeof(req), true);
}
int mt7615_mcu_set_test_param(struct mt7615_dev *dev, u8 param, bool test_mode,
u32 val)
{
struct {
u8 test_mode_en;
u8 param_idx;
u8 _rsv[2];
__le32 value;
u8 pad[8];
} req = {
.test_mode_en = test_mode,
.param_idx = param,
.value = cpu_to_le32(val),
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL),
&req, sizeof(req), false);
}
int mt7615_mcu_set_sku_en(struct mt7615_phy *phy, bool enable)
{
struct mt7615_dev *dev = phy->dev;
struct {
u8 format_id;
u8 sku_enable;
u8 band_idx;
u8 rsv;
} req = {
.format_id = 0,
.band_idx = phy != &dev->phy,
.sku_enable = enable,
};
return mt76_mcu_send_msg(&dev->mt76,
MCU_EXT_CMD(TX_POWER_FEATURE_CTRL),
&req, sizeof(req), true);
}
static int mt7615_find_freq_idx(const u16 *freqs, int n_freqs, u16 cur)
{
int i;
for (i = 0; i < n_freqs; i++)
if (cur == freqs[i])
return i;
return -1;
}
static int mt7615_dcoc_freq_idx(u16 freq, u8 bw)
{
static const u16 freq_list[] = {
4980, 5805, 5905, 5190,
5230, 5270, 5310, 5350,
5390, 5430, 5470, 5510,
5550, 5590, 5630, 5670,
5710, 5755, 5795, 5835,
5875, 5210, 5290, 5370,
5450, 5530, 5610, 5690,
5775, 5855
};
static const u16 freq_bw40[] = {
5190, 5230, 5270, 5310,
5350, 5390, 5430, 5470,
5510, 5550, 5590, 5630,
5670, 5710, 5755, 5795,
5835, 5875
};
int offset_2g = ARRAY_SIZE(freq_list);
int idx;
if (freq < 4000) {
if (freq < 2427)
return offset_2g;
if (freq < 2442)
return offset_2g + 1;
if (freq < 2457)
return offset_2g + 2;
return offset_2g + 3;
}
switch (bw) {
case NL80211_CHAN_WIDTH_80:
case NL80211_CHAN_WIDTH_80P80:
case NL80211_CHAN_WIDTH_160:
break;
default:
idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
freq + 10);
if (idx >= 0) {
freq = freq_bw40[idx];
break;
}
idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
freq - 10);
if (idx >= 0) {
freq = freq_bw40[idx];
break;
}
fallthrough;
case NL80211_CHAN_WIDTH_40:
idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
freq);
if (idx >= 0)
break;
return -1;
}
return mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq);
}
int mt7615_mcu_apply_rx_dcoc(struct mt7615_phy *phy)
{
struct mt7615_dev *dev = phy->dev;
struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
int freq2 = chandef->center_freq2;
int ret;
struct {
u8 direction;
u8 runtime_calibration;
u8 _rsv[2];
__le16 center_freq;
u8 bw;
u8 band;
u8 is_freq2;
u8 success;
u8 dbdc_en;
u8 _rsv2;
struct {
__le32 sx0_i_lna[4];
__le32 sx0_q_lna[4];
__le32 sx2_i_lna[4];
__le32 sx2_q_lna[4];
} dcoc_data[4];
} req = {
.direction = 1,
.bw = mt7615_mcu_chan_bw(chandef),
.band = chandef->center_freq1 > 4000,
.dbdc_en = !!dev->mt76.phys[MT_BAND1],
};
u16 center_freq = chandef->center_freq1;
int freq_idx;
u8 *eep = dev->mt76.eeprom.data;
if (!(eep[MT_EE_CALDATA_FLASH] & MT_EE_CALDATA_FLASH_RX_CAL))
return 0;
if (chandef->width == NL80211_CHAN_WIDTH_160) {
freq2 = center_freq + 40;
center_freq -= 40;
}
again:
req.runtime_calibration = 1;
freq_idx = mt7615_dcoc_freq_idx(center_freq, chandef->width);
if (freq_idx < 0)
goto out;
memcpy(req.dcoc_data, eep + MT7615_EEPROM_DCOC_OFFSET +
freq_idx * MT7615_EEPROM_DCOC_SIZE,
sizeof(req.dcoc_data));
req.runtime_calibration = 0;
out:
req.center_freq = cpu_to_le16(center_freq);
ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RXDCOC_CAL), &req,
sizeof(req), true);
if ((chandef->width == NL80211_CHAN_WIDTH_80P80 ||
chandef->width == NL80211_CHAN_WIDTH_160) && !req.is_freq2) {
req.is_freq2 = true;
center_freq = freq2;
goto again;
}
return ret;
}
static int mt7615_dpd_freq_idx(u16 freq, u8 bw)
{
static const u16 freq_list[] = {
4920, 4940, 4960, 4980,
5040, 5060, 5080, 5180,
5200, 5220, 5240, 5260,
5280, 5300, 5320, 5340,
5360, 5380, 5400, 5420,
5440, 5460, 5480, 5500,
5520, 5540, 5560, 5580,
5600, 5620, 5640, 5660,
5680, 5700, 5720, 5745,
5765, 5785, 5805, 5825,
5845, 5865, 5885, 5905
};
int offset_2g = ARRAY_SIZE(freq_list);
int idx;
if (freq < 4000) {
if (freq < 2432)
return offset_2g;
if (freq < 2457)
return offset_2g + 1;
return offset_2g + 2;
}
if (bw != NL80211_CHAN_WIDTH_20) {
idx = mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
freq + 10);
if (idx >= 0)
return idx;
idx = mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
freq - 10);
if (idx >= 0)
return idx;
}
return mt7615_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq);
}
int mt7615_mcu_apply_tx_dpd(struct mt7615_phy *phy)
{
struct mt7615_dev *dev = phy->dev;
struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
int freq2 = chandef->center_freq2;
int ret;
struct {
u8 direction;
u8 runtime_calibration;
u8 _rsv[2];
__le16 center_freq;
u8 bw;
u8 band;
u8 is_freq2;
u8 success;
u8 dbdc_en;
u8 _rsv2;
struct {
struct {
u32 dpd_g0;
u8 data[32];
} wf0, wf1;
struct {
u32 dpd_g0_prim;
u32 dpd_g0_sec;
u8 data_prim[32];
u8 data_sec[32];
} wf2, wf3;
} dpd_data;
} req = {
.direction = 1,
.bw = mt7615_mcu_chan_bw(chandef),
.band = chandef->center_freq1 > 4000,
.dbdc_en = !!dev->mt76.phys[MT_BAND1],
};
u16 center_freq = chandef->center_freq1;
int freq_idx;
u8 *eep = dev->mt76.eeprom.data;
if (!(eep[MT_EE_CALDATA_FLASH] & MT_EE_CALDATA_FLASH_TX_DPD))
return 0;
if (chandef->width == NL80211_CHAN_WIDTH_160) {
freq2 = center_freq + 40;
center_freq -= 40;
}
again:
req.runtime_calibration = 1;
freq_idx = mt7615_dpd_freq_idx(center_freq, chandef->width);
if (freq_idx < 0)
goto out;
memcpy(&req.dpd_data, eep + MT7615_EEPROM_TXDPD_OFFSET +
freq_idx * MT7615_EEPROM_TXDPD_SIZE,
sizeof(req.dpd_data));
req.runtime_calibration = 0;
out:
req.center_freq = cpu_to_le16(center_freq);
ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TXDPD_CAL),
&req, sizeof(req), true);
if ((chandef->width == NL80211_CHAN_WIDTH_80P80 ||
chandef->width == NL80211_CHAN_WIDTH_160) && !req.is_freq2) {
req.is_freq2 = true;
center_freq = freq2;
goto again;
}
return ret;
}
int mt7615_mcu_set_rx_hdr_trans_blacklist(struct mt7615_dev *dev)
{
struct {
u8 operation;
u8 count;
u8 _rsv[2];
u8 index;
u8 enable;
__le16 etype;
} req = {
.operation = 1,
.count = 1,
.enable = 1,
.etype = cpu_to_le16(ETH_P_PAE),
};
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_HDR_TRANS),
&req, sizeof(req), false);
}
int mt7615_mcu_set_bss_pm(struct mt7615_dev *dev, struct ieee80211_vif *vif,
bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct {
u8 bss_idx;
u8 dtim_period;
__le16 aid;
__le16 bcn_interval;
__le16 atim_window;
u8 uapsd;
u8 bmc_delivered_ac;
u8 bmc_triggered_ac;
u8 pad;
} req = {
.bss_idx = mvif->mt76.idx,
.aid = cpu_to_le16(vif->cfg.aid),
.dtim_period = vif->bss_conf.dtim_period,
.bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int),
};
struct {
u8 bss_idx;
u8 pad[3];
} req_hdr = {
.bss_idx = mvif->mt76.idx,
};
int err;
if (vif->type != NL80211_IFTYPE_STATION)
return 0;
err = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_ABORT),
&req_hdr, sizeof(req_hdr), false);
if (err < 0 || !enable)
return err;
return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_CONNECTED),
&req, sizeof(req), false);
}
int mt7615_mcu_set_roc(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_channel *chan, int duration)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = phy->dev;
struct mt7615_roc_tlv req = {
.bss_idx = mvif->mt76.idx,
.active = !chan,
.max_interval = cpu_to_le32(duration),
.primary_chan = chan ? chan->hw_value : 0,
.band = chan ? chan->band : 0,
.req_type = 2,
};
phy->roc_grant = false;
return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_ROC),
&req, sizeof(req), false);
}