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Brooklyn/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
Scare Crowe 1ab1494c21 Pick me up in the school bus!
2021-09-23 21:59:15 +05:00

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// 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_trailer {
u8 chip_id;
u8 eco_code;
u8 n_region;
u8 format_ver;
u8 format_flag;
u8 reserv[2];
char fw_ver[10];
char build_date[15];
__le32 crc;
} __packed;
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
#define FW_FEATURE_SET_ENCRYPT BIT(0)
#define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1)
#define DL_MODE_ENCRYPT BIT(0)
#define DL_MODE_KEY_IDX GENMASK(2, 1)
#define DL_MODE_RESET_SEC_IV BIT(3)
#define DL_MODE_WORKING_PDA_CR4 BIT(4)
#define DL_MODE_VALID_RAM_ENTRY BIT(5)
#define DL_MODE_NEED_RSP BIT(31)
#define FW_START_OVERRIDE BIT(0)
#define FW_START_WORKING_PDA_CR4 BIT(2)
void mt7615_mcu_fill_msg(struct mt7615_dev *dev, struct sk_buff *skb,
int cmd, int *wait_seq)
{
int txd_len, mcu_cmd = cmd & MCU_CMD_MASK;
struct mt7615_uni_txd *uni_txd;
struct mt7615_mcu_txd *mcu_txd;
u8 seq, q_idx, pkt_fmt;
__le32 *txd;
u32 val;
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_UNI_PREFIX ? 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_UNI_PREFIX) {
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;
switch (cmd & ~MCU_CMD_MASK) {
case MCU_FW_PREFIX:
mcu_txd->set_query = MCU_Q_NA;
mcu_txd->cid = mcu_cmd;
break;
case MCU_CE_PREFIX:
if (cmd & MCU_QUERY_MASK)
mcu_txd->set_query = MCU_Q_QUERY;
else
mcu_txd->set_query = MCU_Q_SET;
mcu_txd->cid = mcu_cmd;
break;
default:
mcu_txd->cid = MCU_CMD_EXT_CID;
if (cmd & MCU_QUERY_PREFIX)
mcu_txd->set_query = MCU_Q_QUERY;
else
mcu_txd->set_query = MCU_Q_SET;
mcu_txd->ext_cid = mcu_cmd;
mcu_txd->ext_cid_ack = 1;
break;
}
}
EXPORT_SYMBOL_GPL(mt7615_mcu_fill_msg);
static int __mt7615_mcu_msg_send(struct mt7615_dev *dev, struct sk_buff *skb,
int cmd, int *wait_seq)
{
enum mt76_txq_id qid;
mt7615_mcu_fill_msg(dev, skb, cmd, wait_seq);
if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state))
qid = MT_TXQ_MCU;
else
qid = MT_TXQ_FWDL;
return mt76_tx_queue_skb_raw(dev, qid, skb, 0);
}
static int
mt7615_mcu_parse_response(struct mt7615_dev *dev, int cmd,
struct sk_buff *skb, int seq)
{
struct mt7615_mcu_rxd *rxd = (struct mt7615_mcu_rxd *)skb->data;
int ret = 0;
if (seq != rxd->seq) {
ret = -EAGAIN;
goto out;
}
switch (cmd) {
case MCU_CMD_PATCH_SEM_CONTROL:
skb_pull(skb, sizeof(*rxd) - 4);
ret = *skb->data;
break;
case MCU_EXT_CMD_GET_TEMP:
skb_pull(skb, sizeof(*rxd));
ret = le32_to_cpu(*(__le32 *)skb->data);
break;
case MCU_EXT_CMD_RF_REG_ACCESS | MCU_QUERY_PREFIX:
skb_pull(skb, sizeof(*rxd));
ret = le32_to_cpu(*(__le32 *)&skb->data[8]);
break;
case MCU_UNI_CMD_DEV_INFO_UPDATE:
case MCU_UNI_CMD_BSS_INFO_UPDATE:
case MCU_UNI_CMD_STA_REC_UPDATE:
case MCU_UNI_CMD_HIF_CTRL:
case MCU_UNI_CMD_OFFLOAD:
case 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);
break;
}
case MCU_CMD_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);
break;
}
default:
break;
}
out:
dev_kfree_skb(skb);
return ret;
}
int mt7615_mcu_wait_response(struct mt7615_dev *dev, int cmd, int seq)
{
unsigned long expires = jiffies + 20 * HZ;
struct sk_buff *skb;
int ret = 0;
while (true) {
skb = mt76_mcu_get_response(&dev->mt76, expires);
if (!skb) {
dev_err(dev->mt76.dev, "Message %ld (seq %d) timeout\n",
cmd & MCU_CMD_MASK, seq);
return -ETIMEDOUT;
}
ret = mt7615_mcu_parse_response(dev, cmd, skb, seq);
if (ret != -EAGAIN)
break;
}
return ret;
}
EXPORT_SYMBOL_GPL(mt7615_mcu_wait_response);
static int
mt7615_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
int cmd, bool wait_resp)
{
struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
int ret, seq;
mutex_lock(&mdev->mcu.mutex);
ret = __mt7615_mcu_msg_send(dev, skb, cmd, &seq);
if (ret)
goto out;
if (wait_resp)
ret = mt7615_mcu_wait_response(dev, cmd, seq);
out:
mutex_unlock(&mdev->mcu.mutex);
return ret;
}
int mt7615_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data,
int len, bool wait_resp)
{
struct sk_buff *skb;
skb = mt76_mcu_msg_alloc(mdev, data, len);
if (!skb)
return -ENOMEM;
return __mt76_mcu_skb_send_msg(mdev, skb, cmd, wait_resp);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_msg_send);
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_CMD_RF_REG_ACCESS | MCU_QUERY_PREFIX,
&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);
}
static 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);
}
static int mt7615_mcu_drv_pmctrl(struct mt7615_dev *dev)
{
struct mt76_phy *mphy = &dev->mt76.phy;
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);
return 0;
}
static int mt7615_mcu_lp_drv_pmctrl(struct mt7615_dev *dev)
{
struct mt76_phy *mphy = &dev->mt76.phy;
int i;
if (!test_and_clear_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");
set_bit(MT76_STATE_PM, &mphy->state);
return -EIO;
}
out:
dev->pm.last_activity = jiffies;
return 0;
}
static int mt7615_mcu_fw_pmctrl(struct mt7615_dev *dev)
{
struct mt76_phy *mphy = &dev->mt76.phy;
int err = 0;
u32 addr;
if (test_and_set_bit(MT76_STATE_PM, &mphy->state))
return 0;
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);
return err;
}
static void
mt7615_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
{
if (vif->csa_active)
ieee80211_csa_finish(vif);
}
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 (r->idx && dev->mt76.phy2)
mphy = dev->mt76.phy2;
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, 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:
ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw,
IEEE80211_IFACE_ITER_RESUME_ALL,
mt7615_mcu_csa_finish, dev);
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.phy2)
mphy = dev->mt76.phy2;
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.phy2)
mphy = dev->mt76.phy2;
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_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_beacon_loss_event *event = priv;
if (mvif->idx != event->bss_idx)
return;
if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER))
return;
ieee80211_beacon_loss(vif);
}
static void
mt7615_mcu_beacon_loss_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_beacon_loss_event *event;
struct mt76_phy *mphy;
u8 band_idx = 0; /* DBDC support */
skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
event = (struct mt7615_beacon_loss_event *)skb->data;
if (band_idx && dev->mt76.phy2)
mphy = dev->mt76.phy2;
else
mphy = &dev->mt76.phy;
ieee80211_iterate_active_interfaces_atomic(mphy->hw,
IEEE80211_IFACE_ITER_RESUME_ALL,
mt7615_mcu_beacon_loss_iter, event);
}
static void
mt7615_mcu_bss_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
struct mt7615_mcu_bss_event *event;
struct mt76_phy *mphy;
u8 band_idx = 0; /* DBDC support */
event = (struct mt7615_mcu_bss_event *)(skb->data +
sizeof(struct mt7615_mcu_rxd));
if (band_idx && dev->mt76.phy2)
mphy = dev->mt76.phy2;
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;
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_ROC ||
!rxd->seq)
mt7615_mcu_rx_unsolicited_event(dev, skb);
else
mt76_mcu_rx_event(&dev->mt76, skb);
}
static int mt7615_mcu_init_download(struct mt7615_dev *dev, u32 addr,
u32 len, u32 mode)
{
struct {
__le32 addr;
__le32 len;
__le32 mode;
} req = {
.addr = cpu_to_le32(addr),
.len = cpu_to_le32(len),
.mode = cpu_to_le32(mode),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_TARGET_ADDRESS_LEN_REQ,
&req, sizeof(req), true);
}
static int
mt7615_mcu_add_dev(struct mt7615_dev *dev, struct ieee80211_vif *vif,
bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
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->omac_idx,
.band_idx = mvif->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->band_idx,
},
};
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->omac_idx,
.enable = enable,
.wlan_idx = wcid->idx,
.band_idx = mvif->band_idx,
};
struct sk_buff *skb;
skb = ieee80211_beacon_get_template(hw, vif, &offs);
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;
}
if (mvif->band_idx) {
info = IEEE80211_SKB_CB(skb);
info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY;
}
mt7615_mac_write_txwi(dev, (__le32 *)(req.pkt), skb, wcid, NULL,
0, NULL, 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);
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)
{
#define ENTER_PM_STATE 1
#define EXIT_PM_STATE 2
struct {
u8 pm_number;
u8 pm_state;
u8 bssid[ETH_ALEN];
u8 dtim_period;
u8 wlan_idx;
__le16 bcn_interval;
__le32 aid;
__le32 rx_filter;
u8 band_idx;
u8 rsv[3];
__le32 feature;
u8 omac_idx;
u8 wmm_idx;
u8 bcn_loss_cnt;
u8 bcn_sp_duration;
} __packed req = {
.pm_number = 5,
.pm_state = state ? ENTER_PM_STATE : EXIT_PM_STATE,
.band_idx = band,
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL,
&req, sizeof(req), true);
}
static struct sk_buff *
mt7615_mcu_alloc_sta_req(struct mt7615_dev *dev, struct mt7615_vif *mvif,
struct mt7615_sta *msta)
{
struct sta_req_hdr hdr = {
.bss_idx = mvif->idx,
.wlan_idx = msta ? msta->wcid.idx : 0,
.muar_idx = msta ? mvif->omac_idx : 0,
.is_tlv_append = 1,
};
struct sk_buff *skb;
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, MT7615_STA_UPDATE_MAX_SIZE);
if (!skb)
return ERR_PTR(-ENOMEM);
skb_put_data(skb, &hdr, sizeof(hdr));
return skb;
}
static struct wtbl_req_hdr *
mt7615_mcu_alloc_wtbl_req(struct mt7615_dev *dev, struct mt7615_sta *msta,
int cmd, void *sta_wtbl, struct sk_buff **skb)
{
struct tlv *sta_hdr = sta_wtbl;
struct wtbl_req_hdr hdr = {
.wlan_idx = msta->wcid.idx,
.operation = cmd,
};
struct sk_buff *nskb = *skb;
if (!nskb) {
nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
MT7615_WTBL_UPDATE_BA_SIZE);
if (!nskb)
return ERR_PTR(-ENOMEM);
*skb = nskb;
}
if (sta_hdr)
sta_hdr->len = cpu_to_le16(sizeof(hdr));
return skb_put_data(nskb, &hdr, sizeof(hdr));
}
static struct tlv *
mt7615_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len,
void *sta_ntlv, void *sta_wtbl)
{
struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv;
struct tlv *sta_hdr = sta_wtbl;
struct tlv *ptlv, tlv = {
.tag = cpu_to_le16(tag),
.len = cpu_to_le16(len),
};
u16 ntlv;
ptlv = skb_put(skb, len);
memcpy(ptlv, &tlv, sizeof(tlv));
ntlv = le16_to_cpu(ntlv_hdr->tlv_num);
ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1);
if (sta_hdr) {
u16 size = le16_to_cpu(sta_hdr->len);
sta_hdr->len = cpu_to_le16(size + len);
}
return ptlv;
}
static struct tlv *
mt7615_mcu_add_tlv(struct sk_buff *skb, int tag, int len)
{
return mt7615_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL);
}
static int
mt7615_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
u32 type = vif->p2p ? NETWORK_P2P : NETWORK_INFRA;
struct bss_info_basic *bss;
u8 wlan_idx = mvif->sta.wcid.idx;
struct tlv *tlv;
tlv = mt7615_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss));
switch (vif->type) {
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
break;
case NL80211_IFTYPE_STATION:
/* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */
if (enable && sta) {
struct mt7615_sta *msta;
msta = (struct mt7615_sta *)sta->drv_priv;
wlan_idx = msta->wcid.idx;
}
break;
case NL80211_IFTYPE_ADHOC:
type = NETWORK_IBSS;
break;
default:
WARN_ON(1);
break;
}
bss = (struct bss_info_basic *)tlv;
memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN);
bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
bss->network_type = cpu_to_le32(type);
bss->dtim_period = vif->bss_conf.dtim_period;
bss->bmc_tx_wlan_idx = wlan_idx;
bss->wmm_idx = mvif->wmm_idx;
bss->active = enable;
return 0;
}
static void
mt7615_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct bss_info_omac *omac;
struct tlv *tlv;
u32 type = 0;
u8 idx;
tlv = mt7615_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac));
switch (vif->type) {
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
if (vif->p2p)
type = CONNECTION_P2P_GO;
else
type = CONNECTION_INFRA_AP;
break;
case NL80211_IFTYPE_STATION:
if (vif->p2p)
type = CONNECTION_P2P_GC;
else
type = CONNECTION_INFRA_STA;
break;
case NL80211_IFTYPE_ADHOC:
type = CONNECTION_IBSS_ADHOC;
break;
default:
WARN_ON(1);
break;
}
omac = (struct bss_info_omac *)tlv;
idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
omac->conn_type = cpu_to_le32(type);
omac->omac_idx = mvif->omac_idx;
omac->band_idx = mvif->band_idx;
omac->hw_bss_idx = idx;
}
/* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */
#define BCN_TX_ESTIMATE_TIME (4096 + 20)
static void
mt7615_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7615_vif *mvif)
{
struct bss_info_ext_bss *ext;
int ext_bss_idx, tsf_offset;
struct tlv *tlv;
ext_bss_idx = mvif->omac_idx - EXT_BSSID_START;
if (ext_bss_idx < 0)
return;
tlv = mt7615_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext));
ext = (struct bss_info_ext_bss *)tlv;
tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME;
ext->mbss_tsf_offset = cpu_to_le32(tsf_offset);
}
static void
mt7615_mcu_sta_ba_tlv(struct sk_buff *skb,
struct ieee80211_ampdu_params *params,
bool enable, bool tx)
{
struct sta_rec_ba *ba;
struct tlv *tlv;
tlv = mt7615_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba));
ba = (struct sta_rec_ba *)tlv;
ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT,
ba->winsize = cpu_to_le16(params->buf_size);
ba->ssn = cpu_to_le16(params->ssn);
ba->ba_en = enable << params->tid;
ba->amsdu = params->amsdu;
ba->tid = params->tid;
}
static void
mt7615_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
struct sta_rec_basic *basic;
struct tlv *tlv;
int conn_type;
tlv = mt7615_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic));
basic = (struct sta_rec_basic *)tlv;
basic->extra_info = cpu_to_le16(EXTRA_INFO_VER);
if (enable) {
basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW);
basic->conn_state = CONN_STATE_PORT_SECURE;
} else {
basic->conn_state = CONN_STATE_DISCONNECT;
}
if (!sta) {
basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC);
eth_broadcast_addr(basic->peer_addr);
return;
}
switch (vif->type) {
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
if (vif->p2p)
conn_type = CONNECTION_P2P_GC;
else
conn_type = CONNECTION_INFRA_STA;
basic->conn_type = cpu_to_le32(conn_type);
basic->aid = cpu_to_le16(sta->aid);
break;
case NL80211_IFTYPE_STATION:
if (vif->p2p)
conn_type = CONNECTION_P2P_GO;
else
conn_type = CONNECTION_INFRA_AP;
basic->conn_type = cpu_to_le32(conn_type);
basic->aid = cpu_to_le16(vif->bss_conf.aid);
break;
case NL80211_IFTYPE_ADHOC:
basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
basic->aid = cpu_to_le16(sta->aid);
break;
default:
WARN_ON(1);
break;
}
memcpy(basic->peer_addr, sta->addr, ETH_ALEN);
basic->qos = sta->wme;
}
static void
mt7615_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
{
struct tlv *tlv;
if (sta->ht_cap.ht_supported) {
struct sta_rec_ht *ht;
tlv = mt7615_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
ht = (struct sta_rec_ht *)tlv;
ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
}
if (sta->vht_cap.vht_supported) {
struct sta_rec_vht *vht;
tlv = mt7615_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
vht = (struct sta_rec_vht *)tlv;
vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
}
}
static void
mt7615_mcu_sta_uapsd(struct sk_buff *skb, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct sta_rec_uapsd *uapsd;
struct tlv *tlv;
if (vif->type != NL80211_IFTYPE_AP || !sta->wme)
return;
tlv = mt7615_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd));
uapsd = (struct sta_rec_uapsd *)tlv;
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) {
uapsd->dac_map |= BIT(3);
uapsd->tac_map |= BIT(3);
}
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) {
uapsd->dac_map |= BIT(2);
uapsd->tac_map |= BIT(2);
}
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) {
uapsd->dac_map |= BIT(1);
uapsd->tac_map |= BIT(1);
}
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) {
uapsd->dac_map |= BIT(0);
uapsd->tac_map |= BIT(0);
}
uapsd->max_sp = sta->max_sp;
}
static void
mt7615_mcu_wtbl_ba_tlv(struct sk_buff *skb,
struct ieee80211_ampdu_params *params,
bool enable, bool tx, void *sta_wtbl,
void *wtbl_tlv)
{
struct wtbl_ba *ba;
struct tlv *tlv;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba),
wtbl_tlv, sta_wtbl);
ba = (struct wtbl_ba *)tlv;
ba->tid = params->tid;
if (tx) {
ba->ba_type = MT_BA_TYPE_ORIGINATOR;
ba->sn = enable ? cpu_to_le16(params->ssn) : 0;
ba->ba_winsize = cpu_to_le16(params->buf_size);
ba->ba_en = enable;
} else {
memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN);
ba->ba_type = MT_BA_TYPE_RECIPIENT;
ba->rst_ba_tid = params->tid;
ba->rst_ba_sel = RST_BA_MAC_TID_MATCH;
ba->rst_ba_sb = 1;
}
if (enable && tx) {
u8 ba_range[] = { 4, 8, 12, 24, 36, 48, 54, 64 };
int i;
for (i = 7; i > 0; i--) {
if (params->buf_size >= ba_range[i])
break;
}
ba->ba_winsize_idx = i;
}
}
static void
mt7615_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, void *sta_wtbl,
void *wtbl_tlv)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct wtbl_generic *generic;
struct wtbl_rx *rx;
struct wtbl_spe *spe;
struct tlv *tlv;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic),
wtbl_tlv, sta_wtbl);
generic = (struct wtbl_generic *)tlv;
if (sta) {
if (vif->type == NL80211_IFTYPE_STATION)
generic->partial_aid = cpu_to_le16(vif->bss_conf.aid);
else
generic->partial_aid = cpu_to_le16(sta->aid);
memcpy(generic->peer_addr, sta->addr, ETH_ALEN);
generic->muar_idx = mvif->omac_idx;
generic->qos = sta->wme;
} else {
eth_broadcast_addr(generic->peer_addr);
generic->muar_idx = 0xe;
}
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx),
wtbl_tlv, sta_wtbl);
rx = (struct wtbl_rx *)tlv;
rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1;
rx->rca2 = 1;
rx->rv = 1;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_SPE, sizeof(*spe),
wtbl_tlv, sta_wtbl);
spe = (struct wtbl_spe *)tlv;
spe->spe_idx = 24;
}
static void
mt7615_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
void *sta_wtbl, void *wtbl_tlv)
{
struct tlv *tlv;
struct wtbl_ht *ht = NULL;
u32 flags = 0;
if (sta->ht_cap.ht_supported) {
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht),
wtbl_tlv, sta_wtbl);
ht = (struct wtbl_ht *)tlv;
ht->ldpc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING);
ht->af = sta->ht_cap.ampdu_factor;
ht->mm = sta->ht_cap.ampdu_density;
ht->ht = 1;
if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
flags |= MT_WTBL_W5_SHORT_GI_20;
if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
flags |= MT_WTBL_W5_SHORT_GI_40;
}
if (sta->vht_cap.vht_supported) {
struct wtbl_vht *vht;
u8 af;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht),
wtbl_tlv, sta_wtbl);
vht = (struct wtbl_vht *)tlv;
vht->ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC);
vht->vht = 1;
af = (sta->vht_cap.cap &
IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >>
IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
if (ht)
ht->af = max(ht->af, af);
if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
flags |= MT_WTBL_W5_SHORT_GI_80;
if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
flags |= MT_WTBL_W5_SHORT_GI_160;
}
/* wtbl smps */
if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) {
struct wtbl_smps *smps;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps),
wtbl_tlv, sta_wtbl);
smps = (struct wtbl_smps *)tlv;
smps->smps = 1;
}
if (sta->ht_cap.ht_supported) {
/* sgi */
u32 msk = MT_WTBL_W5_SHORT_GI_20 | MT_WTBL_W5_SHORT_GI_40 |
MT_WTBL_W5_SHORT_GI_80 | MT_WTBL_W5_SHORT_GI_160;
struct wtbl_raw *raw;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_RAW_DATA,
sizeof(*raw), wtbl_tlv,
sta_wtbl);
raw = (struct wtbl_raw *)tlv;
raw->val = cpu_to_le32(flags);
raw->msk = cpu_to_le32(~msk);
raw->wtbl_idx = 1;
raw->dw = 5;
}
}
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;
skb = mt7615_mcu_alloc_sta_req(dev, mvif, NULL);
if (IS_ERR(skb))
return PTR_ERR(skb);
if (enable)
mt7615_mcu_bss_omac_tlv(skb, vif);
mt7615_mcu_bss_basic_tlv(skb, vif, sta, enable);
if (enable && mvif->omac_idx > EXT_BSSID_START)
mt7615_mcu_bss_ext_tlv(skb, mvif);
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 = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, NULL, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt7615_mcu_wtbl_ba_tlv(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 = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7615_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 = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7615_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 = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, NULL, &skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt7615_mcu_wtbl_ba_tlv(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_dev *dev, 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 wtbl_req_hdr *wtbl_hdr;
struct mt7615_sta *msta;
int cmd, err;
msta = sta ? (struct mt7615_sta *)sta->drv_priv : &mvif->sta;
sskb = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(sskb))
return PTR_ERR(sskb);
mt7615_mcu_sta_basic_tlv(sskb, vif, sta, enable);
if (enable && sta) {
mt7615_mcu_sta_ht_tlv(sskb, sta);
mt7615_mcu_sta_uapsd(sskb, vif, sta);
}
wtbl_hdr = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
NULL, &wskb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
if (enable) {
mt7615_mcu_wtbl_generic_tlv(wskb, vif, sta, NULL, wtbl_hdr);
if (sta)
mt7615_mcu_wtbl_ht_tlv(wskb, sta, 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 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,
};
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 = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7615_mcu_sta_ba_tlv(skb, params, enable, tx);
sta_wtbl = mt7615_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
wtbl_hdr = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
&skb);
mt7615_mcu_wtbl_ba_tlv(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_cmd(struct mt7615_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable, int cmd)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct wtbl_req_hdr *wtbl_hdr;
struct mt7615_sta *msta;
struct tlv *sta_wtbl;
struct sk_buff *skb;
msta = sta ? (struct mt7615_sta *)sta->drv_priv : &mvif->sta;
skb = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7615_mcu_sta_basic_tlv(skb, vif, sta, enable);
if (enable && sta) {
mt7615_mcu_sta_ht_tlv(skb, sta);
mt7615_mcu_sta_uapsd(skb, vif, sta);
}
sta_wtbl = mt7615_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
wtbl_hdr = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
sta_wtbl, &skb);
if (enable) {
mt7615_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
if (sta)
mt7615_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr);
}
return __mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, true);
}
static int
mt7615_mcu_add_sta(struct mt7615_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
return mt7615_mcu_add_sta_cmd(dev, vif, sta, enable,
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,
};
static int
mt7615_mcu_uni_add_dev(struct mt7615_dev *dev,
struct ieee80211_vif *vif, bool enable)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct {
struct {
u8 omac_idx;
u8 band_idx;
__le16 pad;
} __packed hdr;
struct req_tlv {
__le16 tag;
__le16 len;
u8 active;
u8 pad;
u8 omac_addr[ETH_ALEN];
} __packed tlv;
} dev_req = {
.hdr = {
.omac_idx = mvif->omac_idx,
.band_idx = mvif->band_idx,
},
.tlv = {
.tag = cpu_to_le16(DEV_INFO_ACTIVE),
.len = cpu_to_le16(sizeof(struct req_tlv)),
.active = enable,
},
};
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_bss_basic_tlv basic;
} basic_req = {
.hdr = {
.bss_idx = mvif->idx,
},
.basic = {
.tag = cpu_to_le16(UNI_BSS_INFO_BASIC),
.len = cpu_to_le16(sizeof(struct mt7615_bss_basic_tlv)),
.omac_idx = mvif->omac_idx,
.band_idx = mvif->band_idx,
.wmm_idx = mvif->wmm_idx,
.active = enable,
.bmc_tx_wlan_idx = cpu_to_le16(mvif->sta.wcid.idx),
.sta_idx = cpu_to_le16(mvif->sta.wcid.idx),
.conn_state = 1,
},
};
int err, idx, cmd, len;
void *data;
switch (vif->type) {
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_AP);
break;
case NL80211_IFTYPE_STATION:
basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_STA);
break;
case NL80211_IFTYPE_ADHOC:
basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
break;
default:
WARN_ON(1);
break;
}
idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
basic_req.basic.hw_bss_idx = idx;
memcpy(dev_req.tlv.omac_addr, vif->addr, ETH_ALEN);
cmd = enable ? MCU_UNI_CMD_DEV_INFO_UPDATE : MCU_UNI_CMD_BSS_INFO_UPDATE;
data = enable ? (void *)&dev_req : (void *)&basic_req;
len = enable ? sizeof(dev_req) : sizeof(basic_req);
err = __mt76_mcu_send_msg(&dev->mt76, cmd, data, len, true);
if (err < 0)
return err;
cmd = enable ? MCU_UNI_CMD_BSS_INFO_UPDATE : MCU_UNI_CMD_DEV_INFO_UPDATE;
data = enable ? (void *)&basic_req : (void *)&dev_req;
len = enable ? sizeof(basic_req) : sizeof(dev_req);
return __mt76_mcu_send_msg(&dev->mt76, cmd, data, len, true);
}
static int
mt7615_mcu_uni_ctrl_pm_state(struct mt7615_dev *dev, int band, int state)
{
return 0;
}
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;
struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2;
struct mt7615_dev *dev = phy->dev;
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_bss_basic_tlv basic;
struct mt7615_bss_qos_tlv qos;
} basic_req = {
.hdr = {
.bss_idx = mvif->idx,
},
.basic = {
.tag = cpu_to_le16(UNI_BSS_INFO_BASIC),
.len = cpu_to_le16(sizeof(struct mt7615_bss_basic_tlv)),
.bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int),
.dtim_period = vif->bss_conf.dtim_period,
.omac_idx = mvif->omac_idx,
.band_idx = mvif->band_idx,
.wmm_idx = mvif->wmm_idx,
.active = true, /* keep bss deactivated */
.phymode = 0x38,
},
.qos = {
.tag = cpu_to_le16(UNI_BSS_INFO_QBSS),
.len = cpu_to_le16(sizeof(struct mt7615_bss_qos_tlv)),
.qos = vif->bss_conf.qos,
},
};
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct rlm_tlv {
__le16 tag;
__le16 len;
u8 control_channel;
u8 center_chan;
u8 center_chan2;
u8 bw;
u8 tx_streams;
u8 rx_streams;
u8 short_st;
u8 ht_op_info;
u8 sco;
u8 pad[3];
} __packed rlm;
} __packed rlm_req = {
.hdr = {
.bss_idx = mvif->idx,
},
.rlm = {
.tag = cpu_to_le16(UNI_BSS_INFO_RLM),
.len = cpu_to_le16(sizeof(struct rlm_tlv)),
.control_channel = chandef->chan->hw_value,
.center_chan = ieee80211_frequency_to_channel(freq1),
.center_chan2 = ieee80211_frequency_to_channel(freq2),
.tx_streams = hweight8(phy->mt76->antenna_mask),
.rx_streams = phy->chainmask,
.short_st = true,
},
};
int err, conn_type;
u8 idx;
idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
basic_req.basic.hw_bss_idx = idx;
switch (vif->type) {
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_AP:
if (vif->p2p)
conn_type = CONNECTION_P2P_GO;
else
conn_type = CONNECTION_INFRA_AP;
basic_req.basic.conn_type = cpu_to_le32(conn_type);
break;
case NL80211_IFTYPE_STATION:
if (vif->p2p)
conn_type = CONNECTION_P2P_GC;
else
conn_type = CONNECTION_INFRA_STA;
basic_req.basic.conn_type = cpu_to_le32(conn_type);
break;
case NL80211_IFTYPE_ADHOC:
basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
break;
default:
WARN_ON(1);
break;
}
memcpy(basic_req.basic.bssid, vif->bss_conf.bssid, ETH_ALEN);
basic_req.basic.bmc_tx_wlan_idx = cpu_to_le16(mvif->sta.wcid.idx);
basic_req.basic.sta_idx = cpu_to_le16(mvif->sta.wcid.idx);
basic_req.basic.conn_state = !enable;
err = __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_BSS_INFO_UPDATE,
&basic_req, sizeof(basic_req), true);
if (err < 0)
return err;
switch (chandef->width) {
case NL80211_CHAN_WIDTH_40:
rlm_req.rlm.bw = CMD_CBW_40MHZ;
break;
case NL80211_CHAN_WIDTH_80:
rlm_req.rlm.bw = CMD_CBW_80MHZ;
break;
case NL80211_CHAN_WIDTH_80P80:
rlm_req.rlm.bw = CMD_CBW_8080MHZ;
break;
case NL80211_CHAN_WIDTH_160:
rlm_req.rlm.bw = CMD_CBW_160MHZ;
break;
case NL80211_CHAN_WIDTH_5:
rlm_req.rlm.bw = CMD_CBW_5MHZ;
break;
case NL80211_CHAN_WIDTH_10:
rlm_req.rlm.bw = CMD_CBW_10MHZ;
break;
case NL80211_CHAN_WIDTH_20_NOHT:
case NL80211_CHAN_WIDTH_20:
default:
rlm_req.rlm.bw = CMD_CBW_20MHZ;
break;
}
if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan)
rlm_req.rlm.sco = 1; /* SCA */
else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan)
rlm_req.rlm.sco = 3; /* SCB */
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_BSS_INFO_UPDATE,
&rlm_req, sizeof(rlm_req), true);
}
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: enable beacon offload
* 1: disable 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->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;
skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs);
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, 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);
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_BSS_INFO_UPDATE,
&req, sizeof(req), true);
}
static int
mt7615_mcu_uni_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 tlv *sta_wtbl;
struct sk_buff *skb;
int err;
skb = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
sta_wtbl = mt7615_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
wtbl_hdr = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
&skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt7615_mcu_wtbl_ba_tlv(skb, params, enable, true, sta_wtbl,
wtbl_hdr);
err = __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD_STA_REC_UPDATE, true);
if (err < 0)
return err;
skb = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7615_mcu_sta_ba_tlv(skb, params, enable, true);
return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD_STA_REC_UPDATE, 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 = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
mt7615_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 = mt7615_mcu_alloc_sta_req(dev, mvif, msta);
if (IS_ERR(skb))
return PTR_ERR(skb);
sta_wtbl = mt7615_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
wtbl_hdr = mt7615_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
&skb);
if (IS_ERR(wtbl_hdr))
return PTR_ERR(wtbl_hdr);
mt7615_mcu_wtbl_ba_tlv(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_uni_add_sta(struct mt7615_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
return mt7615_mcu_add_sta_cmd(dev, vif, sta, enable,
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,
};
static int mt7615_mcu_send_firmware(struct mt7615_dev *dev, const void *data,
int len)
{
int ret = 0, cur_len;
while (len > 0) {
cur_len = min_t(int, 4096 - dev->mt76.mcu_ops->headroom, len);
ret = __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_FW_SCATTER,
data, cur_len, false);
if (ret)
break;
data += cur_len;
len -= cur_len;
if (mt76_is_mmio(&dev->mt76))
mt76_queue_tx_cleanup(dev, MT_TXQ_FWDL, false);
}
return ret;
}
static int mt7615_mcu_start_firmware(struct mt7615_dev *dev, u32 addr,
u32 option)
{
struct {
__le32 option;
__le32 addr;
} req = {
.option = cpu_to_le32(option),
.addr = cpu_to_le32(addr),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_FW_START_REQ,
&req, sizeof(req), true);
}
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_mcu_patch_sem_ctrl(struct mt7615_dev *dev, bool get)
{
struct {
__le32 op;
} req = {
.op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_PATCH_SEM_CONTROL,
&req, sizeof(req), true);
}
static int mt7615_mcu_start_patch(struct mt7615_dev *dev)
{
struct {
u8 check_crc;
u8 reserved[3];
} req = {
.check_crc = 0,
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_PATCH_FINISH_REQ,
&req, sizeof(req), true);
}
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;
sem = mt7615_mcu_patch_sem_ctrl(dev, 1);
switch (sem) {
case PATCH_IS_DL:
return 0;
case PATCH_NOT_DL_SEM_SUCCESS:
break;
default:
dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
return -EAGAIN;
}
ret = firmware_request_nowarn(&fw, name, dev->mt76.dev);
if (ret)
goto out;
if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
dev_err(dev->mt76.dev, "Invalid firmware\n");
ret = -EINVAL;
goto out;
}
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 = mt7615_mcu_init_download(dev, addr, len, DL_MODE_NEED_RSP);
if (ret) {
dev_err(dev->mt76.dev, "Download request failed\n");
goto out;
}
ret = mt7615_mcu_send_firmware(dev, fw->data + sizeof(*hdr), len);
if (ret) {
dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
goto out;
}
ret = mt7615_mcu_start_patch(dev);
if (ret)
dev_err(dev->mt76.dev, "Failed to start patch\n");
out:
release_firmware(fw);
sem = mt7615_mcu_patch_sem_ctrl(dev, 0);
switch (sem) {
case PATCH_REL_SEM_SUCCESS:
break;
default:
ret = -EAGAIN;
dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
break;
}
return ret;
}
static u32 mt7615_mcu_gen_dl_mode(u8 feature_set, bool is_cr4)
{
u32 ret = 0;
ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ?
(DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0;
ret |= FIELD_PREP(DL_MODE_KEY_IDX,
FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set));
ret |= DL_MODE_NEED_RSP;
ret |= is_cr4 ? DL_MODE_WORKING_PDA_CR4 : 0;
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 = mt7615_mcu_gen_dl_mode(hdr[i].feature_set, is_cr4);
len = le32_to_cpu(hdr[i].len) + IMG_CRC_LEN;
addr = le32_to_cpu(hdr[i].addr);
err = mt7615_mcu_init_download(dev, addr, len, mode);
if (err) {
dev_err(dev->mt76.dev, "Download request failed\n");
return err;
}
err = mt7615_mcu_send_firmware(dev, data + offset, len);
if (err) {
dev_err(dev->mt76.dev, "Failed to send firmware to device\n");
return err;
}
offset += len;
}
return 0;
}
static const struct wiphy_wowlan_support mt7615_wowlan_support = {
.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_NET_DETECT,
.n_patterns = 1,
.pattern_min_len = 1,
.pattern_max_len = MT7615_WOW_PATTEN_MAX_LEN,
.max_nd_match_sets = 10,
};
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 = mt7615_mcu_start_firmware(dev, 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) &&
!strncmp(hdr->fw_ver, "2.0", sizeof(hdr->fw_ver))) {
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 = mt7615_mcu_start_firmware(dev, 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_CR4_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 mt7663_load_n9(struct mt7615_dev *dev, const char *name)
{
u32 offset = 0, override_addr = 0, flag = FW_START_DLYCAL;
const struct mt7663_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 struct mt7663_fw_trailer *)(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 = mt7615_mcu_gen_dl_mode(buf->feature_set, false);
addr = le32_to_cpu(buf->img_dest_addr);
len = le32_to_cpu(buf->img_size);
ret = mt7615_mcu_init_download(dev, addr, len, mode);
if (ret) {
dev_err(dev->mt76.dev, "Download request failed\n");
goto out;
}
ret = mt7615_mcu_send_firmware(dev, 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 = mt7615_mcu_start_firmware(dev, 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 = &mt7615_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_send_msg = mt7615_mcu_msg_send,
.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, MT_TXQ_FWDL, false);
dev_dbg(dev->mt76.dev, "Firmware init done\n");
set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
mt7615_mcu_fw_log_2_host(dev, 0);
return 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);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_set_eeprom);
int mt7615_mcu_set_mac_enable(struct mt7615_dev *dev, int band, bool enable)
{
struct {
u8 enable;
u8 band;
u8 rsv[2];
} __packed req = {
.enable = enable,
.band = band,
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL,
&req, sizeof(req), true);
}
int mt7615_mcu_set_rts_thresh(struct mt7615_phy *phy, u32 val)
{
struct mt7615_dev *dev = phy->dev;
struct {
u8 prot_idx;
u8 band;
u8 rsv[2];
__le32 len_thresh;
__le32 pkt_thresh;
} __packed req = {
.prot_idx = 1,
.band = phy != &dev->phy,
.len_thresh = cpu_to_le32(val),
.pkt_thresh = cpu_to_le32(0x2),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL,
&req, sizeof(req), 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(i));
ADD_DBDC_ENTRY(DBDC_TYPE_BSS, i, band);
}
for (i = 0; i < 14; i++) {
bool band = !!(ext_phy->omac_mask & BIT(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);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_del_wtbl_all);
int mt7615_mcu_rdd_cmd(struct mt7615_dev *dev,
enum mt7615_rdd_cmd cmd, u8 index,
u8 rx_sel, u8 val)
{
struct {
u8 ctrl;
u8 rdd_idx;
u8 rdd_rx_sel;
u8 val;
u8 rsv[4];
} req = {
.ctrl = cmd,
.rdd_idx = index,
.rdd_rx_sel = rx_sel,
.val = val,
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL,
&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_RDD_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_RDD_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_RDD_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;
int n_chains = hweight8(mphy->antenna_mask);
int tx_power;
int i;
tx_power = hw->conf.power_level * 2 -
mt76_tx_power_nss_delta(n_chains);
mphy->txpower_cur = tx_power;
for (i = 0; i < MT_SKU_1SS_DELTA; i++)
sku[i] = tx_power;
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->chainmask,
.center_chan2 = ieee80211_frequency_to_channel(freq2),
};
if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) &&
chandef->chan->dfs_state != NL80211_DFS_AVAILABLE)
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(&dev->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, int index)
{
struct {
u8 action;
u8 rsv[3];
} req = {
.action = index,
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_GET_TEMP, &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);
}
int mt7615_mcu_set_vif_ps(struct mt7615_dev *dev, struct ieee80211_vif *vif)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct {
u8 bss_idx;
u8 ps_state; /* 0: device awake
* 1: static power save
* 2: dynamic power saving
*/
} req = {
.bss_idx = mvif->idx,
.ps_state = vif->bss_conf.ps ? 2 : 0,
};
if (vif->type != NL80211_IFTYPE_STATION)
return -ENOTSUPP;
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_SET_PS_PROFILE,
&req, sizeof(req), false);
}
int mt7615_mcu_set_channel_domain(struct mt7615_phy *phy)
{
struct mt76_phy *mphy = phy->mt76;
struct mt7615_dev *dev = phy->dev;
struct mt7615_mcu_channel_domain {
__le32 country_code; /* regulatory_request.alpha2 */
u8 bw_2g; /* BW_20_40M 0
* BW_20M 1
* BW_20_40_80M 2
* BW_20_40_80_160M 3
* BW_20_40_80_8080M 4
*/
u8 bw_5g;
__le16 pad;
u8 n_2ch;
u8 n_5ch;
__le16 pad2;
} __packed hdr = {
.bw_2g = 0,
.bw_5g = 3,
.n_2ch = mphy->sband_2g.sband.n_channels,
.n_5ch = mphy->sband_5g.sband.n_channels,
};
struct mt7615_mcu_chan {
__le16 hw_value;
__le16 pad;
__le32 flags;
} __packed;
int i, n_channels = hdr.n_2ch + hdr.n_5ch;
int len = sizeof(hdr) + n_channels * sizeof(struct mt7615_mcu_chan);
struct sk_buff *skb;
if (!mt7615_firmware_offload(dev))
return 0;
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
if (!skb)
return -ENOMEM;
skb_put_data(skb, &hdr, sizeof(hdr));
for (i = 0; i < n_channels; i++) {
struct ieee80211_channel *chan;
struct mt7615_mcu_chan channel;
if (i < hdr.n_2ch)
chan = &mphy->sband_2g.sband.channels[i];
else
chan = &mphy->sband_5g.sband.channels[i - hdr.n_2ch];
channel.hw_value = cpu_to_le16(chan->hw_value);
channel.flags = cpu_to_le32(chan->flags);
channel.pad = 0;
skb_put_data(skb, &channel, sizeof(channel));
}
return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_CMD_SET_CHAN_DOMAIN, false);
}
#define MT7615_SCAN_CHANNEL_TIME 60
int mt7615_mcu_hw_scan(struct mt7615_phy *phy, struct ieee80211_vif *vif,
struct ieee80211_scan_request *scan_req)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct cfg80211_scan_request *sreq = &scan_req->req;
int n_ssids = 0, err, i, duration = MT7615_SCAN_CHANNEL_TIME;
int ext_channels_num = max_t(int, sreq->n_channels - 32, 0);
struct ieee80211_channel **scan_list = sreq->channels;
struct mt7615_dev *dev = phy->dev;
bool ext_phy = phy != &dev->phy;
struct mt7615_mcu_scan_channel *chan;
struct mt7615_hw_scan_req *req;
struct sk_buff *skb;
/* fall-back to sw-scan */
if (!mt7615_firmware_offload(dev))
return 1;
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(*req));
if (!skb)
return -ENOMEM;
set_bit(MT76_HW_SCANNING, &phy->mt76->state);
mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f;
req = (struct mt7615_hw_scan_req *)skb_put(skb, sizeof(*req));
req->seq_num = mvif->scan_seq_num | ext_phy << 7;
req->bss_idx = mvif->idx;
req->scan_type = sreq->n_ssids ? 1 : 0;
req->probe_req_num = sreq->n_ssids ? 2 : 0;
req->version = 1;
for (i = 0; i < sreq->n_ssids; i++) {
if (!sreq->ssids[i].ssid_len)
continue;
req->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len);
memcpy(req->ssids[i].ssid, sreq->ssids[i].ssid,
sreq->ssids[i].ssid_len);
n_ssids++;
}
req->ssid_type = n_ssids ? BIT(2) : BIT(0);
req->ssid_type_ext = n_ssids ? BIT(0) : 0;
req->ssids_num = n_ssids;
/* increase channel time for passive scan */
if (!sreq->n_ssids)
duration *= 2;
req->timeout_value = cpu_to_le16(sreq->n_channels * duration);
req->channel_min_dwell_time = cpu_to_le16(duration);
req->channel_dwell_time = cpu_to_le16(duration);
req->channels_num = min_t(u8, sreq->n_channels, 32);
req->ext_channels_num = min_t(u8, ext_channels_num, 32);
for (i = 0; i < req->channels_num + req->ext_channels_num; i++) {
if (i >= 32)
chan = &req->ext_channels[i - 32];
else
chan = &req->channels[i];
chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2;
chan->channel_num = scan_list[i]->hw_value;
}
req->channel_type = sreq->n_channels ? 4 : 0;
if (sreq->ie_len > 0) {
memcpy(req->ies, sreq->ie, sreq->ie_len);
req->ies_len = cpu_to_le16(sreq->ie_len);
}
memcpy(req->bssid, sreq->bssid, ETH_ALEN);
if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
get_random_mask_addr(req->random_mac, sreq->mac_addr,
sreq->mac_addr_mask);
req->scan_func = 1;
}
err = __mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_CMD_START_HW_SCAN,
false);
if (err < 0)
clear_bit(MT76_HW_SCANNING, &phy->mt76->state);
return err;
}
int mt7615_mcu_cancel_hw_scan(struct mt7615_phy *phy,
struct ieee80211_vif *vif)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = phy->dev;
struct {
u8 seq_num;
u8 is_ext_channel;
u8 rsv[2];
} __packed req = {
.seq_num = mvif->scan_seq_num,
};
if (test_and_clear_bit(MT76_HW_SCANNING, &phy->mt76->state)) {
struct cfg80211_scan_info info = {
.aborted = true,
};
ieee80211_scan_completed(phy->mt76->hw, &info);
}
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_CANCEL_HW_SCAN, &req,
sizeof(req), false);
}
int mt7615_mcu_sched_scan_req(struct mt7615_phy *phy,
struct ieee80211_vif *vif,
struct cfg80211_sched_scan_request *sreq)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct ieee80211_channel **scan_list = sreq->channels;
struct mt7615_dev *dev = phy->dev;
bool ext_phy = phy != &dev->phy;
struct mt7615_mcu_scan_channel *chan;
struct mt7615_sched_scan_req *req;
struct cfg80211_match_set *match;
struct cfg80211_ssid *ssid;
struct sk_buff *skb;
int i;
if (!mt7615_firmware_offload(dev))
return -ENOTSUPP;
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
sizeof(*req) + sreq->ie_len);
if (!skb)
return -ENOMEM;
mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f;
req = (struct mt7615_sched_scan_req *)skb_put(skb, sizeof(*req));
req->version = 1;
req->seq_num = mvif->scan_seq_num | ext_phy << 7;
if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
get_random_mask_addr(req->random_mac, sreq->mac_addr,
sreq->mac_addr_mask);
req->scan_func = 1;
}
req->ssids_num = sreq->n_ssids;
for (i = 0; i < req->ssids_num; i++) {
ssid = &sreq->ssids[i];
memcpy(req->ssids[i].ssid, ssid->ssid, ssid->ssid_len);
req->ssids[i].ssid_len = cpu_to_le32(ssid->ssid_len);
}
req->match_num = sreq->n_match_sets;
for (i = 0; i < req->match_num; i++) {
match = &sreq->match_sets[i];
memcpy(req->match[i].ssid, match->ssid.ssid,
match->ssid.ssid_len);
req->match[i].rssi_th = cpu_to_le32(match->rssi_thold);
req->match[i].ssid_len = match->ssid.ssid_len;
}
req->channel_type = sreq->n_channels ? 4 : 0;
req->channels_num = min_t(u8, sreq->n_channels, 64);
for (i = 0; i < req->channels_num; i++) {
chan = &req->channels[i];
chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2;
chan->channel_num = scan_list[i]->hw_value;
}
req->intervals_num = sreq->n_scan_plans;
for (i = 0; i < req->intervals_num; i++)
req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval);
if (sreq->ie_len > 0) {
req->ie_len = cpu_to_le16(sreq->ie_len);
memcpy(skb_put(skb, sreq->ie_len), sreq->ie, sreq->ie_len);
}
return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_CMD_SCHED_SCAN_REQ, false);
}
int mt7615_mcu_sched_scan_enable(struct mt7615_phy *phy,
struct ieee80211_vif *vif,
bool enable)
{
struct mt7615_dev *dev = phy->dev;
struct {
u8 active; /* 0: enabled 1: disabled */
u8 rsv[3];
} __packed req = {
.active = !enable,
};
if (!mt7615_firmware_offload(dev))
return -ENOTSUPP;
if (enable)
set_bit(MT76_HW_SCHED_SCANNING, &phy->mt76->state);
else
clear_bit(MT76_HW_SCHED_SCANNING, &phy->mt76->state);
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_SCHED_SCAN_ENABLE,
&req, sizeof(req), false);
}
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.phy2,
};
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.phy2,
};
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_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->idx,
.aid = cpu_to_le16(vif->bss_conf.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->idx,
};
int err;
if (vif->type != NL80211_IFTYPE_STATION ||
!mt7615_firmware_offload(dev))
return -ENOTSUPP;
err = __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_SET_BSS_ABORT,
&req_hdr, sizeof(req_hdr), false);
if (err < 0 || !enable)
return err;
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_SET_BSS_CONNECTED,
&req, sizeof(req), false);
}
#ifdef CONFIG_PM
int mt7615_mcu_set_hif_suspend(struct mt7615_dev *dev, bool suspend)
{
struct {
struct {
u8 hif_type; /* 0x0: HIF_SDIO
* 0x1: HIF_USB
* 0x2: HIF_PCIE
*/
u8 pad[3];
} __packed hdr;
struct hif_suspend_tlv {
__le16 tag;
__le16 len;
u8 suspend;
} __packed hif_suspend;
} req = {
.hif_suspend = {
.tag = cpu_to_le16(0), /* 0: UNI_HIF_CTRL_BASIC */
.len = cpu_to_le16(sizeof(struct hif_suspend_tlv)),
.suspend = suspend,
},
};
if (mt76_is_mmio(&dev->mt76))
req.hdr.hif_type = 2;
else if (mt76_is_usb(&dev->mt76))
req.hdr.hif_type = 1;
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_HIF_CTRL,
&req, sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_set_hif_suspend);
static int
mt7615_mcu_set_wow_ctrl(struct mt7615_phy *phy, struct ieee80211_vif *vif,
bool suspend, struct cfg80211_wowlan *wowlan)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = phy->dev;
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_wow_ctrl_tlv wow_ctrl_tlv;
} req = {
.hdr = {
.bss_idx = mvif->idx,
},
.wow_ctrl_tlv = {
.tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL),
.len = cpu_to_le16(sizeof(struct mt7615_wow_ctrl_tlv)),
.cmd = suspend ? 1 : 2,
},
};
if (wowlan->magic_pkt)
req.wow_ctrl_tlv.trigger |= BIT(0);
if (wowlan->disconnect)
req.wow_ctrl_tlv.trigger |= BIT(2);
if (wowlan->nd_config) {
mt7615_mcu_sched_scan_req(phy, vif, wowlan->nd_config);
req.wow_ctrl_tlv.trigger |= BIT(5);
mt7615_mcu_sched_scan_enable(phy, vif, suspend);
}
if (mt76_is_mmio(&dev->mt76))
req.wow_ctrl_tlv.wakeup_hif = 2;
else if (mt76_is_usb(&dev->mt76))
req.wow_ctrl_tlv.wakeup_hif = 1;
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_SUSPEND,
&req, sizeof(req), true);
}
static int
mt7615_mcu_set_wow_pattern(struct mt7615_dev *dev,
struct ieee80211_vif *vif,
u8 index, bool enable,
struct cfg80211_pkt_pattern *pattern)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_wow_pattern_tlv *ptlv;
struct sk_buff *skb;
struct req_hdr {
u8 bss_idx;
u8 pad[3];
} __packed hdr = {
.bss_idx = mvif->idx,
};
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
sizeof(hdr) + sizeof(*ptlv));
if (!skb)
return -ENOMEM;
skb_put_data(skb, &hdr, sizeof(hdr));
ptlv = (struct mt7615_wow_pattern_tlv *)skb_put(skb, sizeof(*ptlv));
ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN);
ptlv->len = cpu_to_le16(sizeof(*ptlv));
ptlv->data_len = pattern->pattern_len;
ptlv->enable = enable;
ptlv->index = index;
memcpy(ptlv->pattern, pattern->pattern, pattern->pattern_len);
memcpy(ptlv->mask, pattern->mask, pattern->pattern_len / 8);
return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD_SUSPEND, true);
}
static int
mt7615_mcu_set_suspend_mode(struct mt7615_dev *dev,
struct ieee80211_vif *vif,
bool enable, u8 mdtim, bool wow_suspend)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_suspend_tlv suspend_tlv;
} req = {
.hdr = {
.bss_idx = mvif->idx,
},
.suspend_tlv = {
.tag = cpu_to_le16(UNI_SUSPEND_MODE_SETTING),
.len = cpu_to_le16(sizeof(struct mt7615_suspend_tlv)),
.enable = enable,
.mdtim = mdtim,
.wow_suspend = wow_suspend,
},
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_SUSPEND,
&req, sizeof(req), true);
}
static int
mt7615_mcu_set_gtk_rekey(struct mt7615_dev *dev,
struct ieee80211_vif *vif,
bool suspend)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_gtk_rekey_tlv gtk_tlv;
} __packed req = {
.hdr = {
.bss_idx = mvif->idx,
},
.gtk_tlv = {
.tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY),
.len = cpu_to_le16(sizeof(struct mt7615_gtk_rekey_tlv)),
.rekey_mode = !suspend,
},
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_OFFLOAD,
&req, sizeof(req), true);
}
static int
mt7615_mcu_set_arp_filter(struct mt7615_dev *dev, struct ieee80211_vif *vif,
bool suspend)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_arpns_tlv arpns;
} req = {
.hdr = {
.bss_idx = mvif->idx,
},
.arpns = {
.tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),
.len = cpu_to_le16(sizeof(struct mt7615_arpns_tlv)),
.mode = suspend,
},
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD_OFFLOAD,
&req, sizeof(req), true);
}
void mt7615_mcu_set_suspend_iter(void *priv, u8 *mac,
struct ieee80211_vif *vif)
{
struct mt7615_phy *phy = priv;
bool suspend = test_bit(MT76_STATE_SUSPEND, &phy->mt76->state);
struct ieee80211_hw *hw = phy->mt76->hw;
struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config;
int i;
mt7615_mcu_set_bss_pm(phy->dev, vif, suspend);
mt7615_mcu_set_gtk_rekey(phy->dev, vif, suspend);
mt7615_mcu_set_arp_filter(phy->dev, vif, suspend);
mt7615_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true);
for (i = 0; i < wowlan->n_patterns; i++)
mt7615_mcu_set_wow_pattern(phy->dev, vif, i, suspend,
&wowlan->patterns[i]);
mt7615_mcu_set_wow_ctrl(phy, vif, suspend, wowlan);
}
static void
mt7615_mcu_key_iter(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, struct ieee80211_key_conf *key,
void *data)
{
struct mt7615_gtk_rekey_tlv *gtk_tlv = data;
u32 cipher;
if (key->cipher != WLAN_CIPHER_SUITE_AES_CMAC &&
key->cipher != WLAN_CIPHER_SUITE_CCMP &&
key->cipher != WLAN_CIPHER_SUITE_TKIP)
return;
if (key->cipher == WLAN_CIPHER_SUITE_TKIP) {
gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_1);
cipher = BIT(3);
} else {
gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_2);
cipher = BIT(4);
}
/* we are assuming here to have a single pairwise key */
if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
gtk_tlv->pairwise_cipher = cpu_to_le32(cipher);
gtk_tlv->group_cipher = cpu_to_le32(cipher);
gtk_tlv->keyid = key->keyidx;
}
}
int mt7615_mcu_update_gtk_rekey(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_gtk_rekey_data *key)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = mt7615_hw_dev(hw);
struct mt7615_gtk_rekey_tlv *gtk_tlv;
struct sk_buff *skb;
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr = {
.bss_idx = mvif->idx,
};
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
sizeof(hdr) + sizeof(*gtk_tlv));
if (!skb)
return -ENOMEM;
skb_put_data(skb, &hdr, sizeof(hdr));
gtk_tlv = (struct mt7615_gtk_rekey_tlv *)skb_put(skb,
sizeof(*gtk_tlv));
gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY);
gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv));
gtk_tlv->rekey_mode = 2;
gtk_tlv->option = 1;
rcu_read_lock();
ieee80211_iter_keys_rcu(hw, vif, mt7615_mcu_key_iter, gtk_tlv);
rcu_read_unlock();
memcpy(gtk_tlv->kek, key->kek, NL80211_KEK_LEN);
memcpy(gtk_tlv->kck, key->kck, NL80211_KCK_LEN);
memcpy(gtk_tlv->replay_ctr, key->replay_ctr, NL80211_REPLAY_CTR_LEN);
return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD_OFFLOAD, true);
}
#endif /* CONFIG_PM */
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->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_CMD_SET_ROC, &req,
sizeof(req), false);
}
int mt7615_mcu_update_arp_filter(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_dev *dev = mt7615_hw_dev(hw);
struct sk_buff *skb;
int i, len = min_t(int, info->arp_addr_cnt,
IEEE80211_BSS_ARP_ADDR_LIST_LEN);
struct {
struct {
u8 bss_idx;
u8 pad[3];
} __packed hdr;
struct mt7615_arpns_tlv arp;
} req_hdr = {
.hdr = {
.bss_idx = mvif->idx,
},
.arp = {
.tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP),
.len = cpu_to_le16(sizeof(struct mt7615_arpns_tlv)),
.ips_num = len,
.mode = 2, /* update */
.option = 1,
},
};
if (!mt7615_firmware_offload(dev))
return 0;
skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
sizeof(req_hdr) + len * sizeof(__be32));
if (!skb)
return -ENOMEM;
skb_put_data(skb, &req_hdr, sizeof(req_hdr));
for (i = 0; i < len; i++) {
u8 *addr = (u8 *)skb_put(skb, sizeof(__be32));
memcpy(addr, &info->arp_addr_list[i], sizeof(__be32));
}
return __mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_UNI_CMD_OFFLOAD, true);
}
int mt7615_mcu_set_p2p_oppps(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
int ct_window = vif->bss_conf.p2p_noa_attr.oppps_ctwindow;
struct mt7615_dev *dev = mt7615_hw_dev(hw);
struct {
__le32 ct_win;
u8 bss_idx;
u8 rsv[3];
} __packed req = {
.ct_win = cpu_to_le32(ct_window),
.bss_idx = mvif->idx,
};
if (!mt7615_firmware_offload(dev))
return -ENOTSUPP;
return __mt76_mcu_send_msg(&dev->mt76, MCU_CMD_SET_P2P_OPPPS,
&req, sizeof(req), false);
}
u32 mt7615_mcu_reg_rr(struct mt76_dev *dev, u32 offset)
{
struct {
__le32 addr;
__le32 val;
} __packed req = {
.addr = cpu_to_le32(offset),
};
return __mt76_mcu_send_msg(dev, MCU_CMD_REG_READ,
&req, sizeof(req), true);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_reg_rr);
void mt7615_mcu_reg_wr(struct mt76_dev *dev, u32 offset, u32 val)
{
struct {
__le32 addr;
__le32 val;
} __packed req = {
.addr = cpu_to_le32(offset),
.val = cpu_to_le32(val),
};
__mt76_mcu_send_msg(dev, MCU_CMD_REG_WRITE,
&req, sizeof(req), false);
}
EXPORT_SYMBOL_GPL(mt7615_mcu_reg_wr);
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