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path: root/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/testmode.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7915/testmode.c789
1 files changed, 789 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c
new file mode 100644
index 000000000..efb9bb823
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c
@@ -0,0 +1,789 @@
+// SPDX-License-Identifier: ISC
+/* Copyright (C) 2020 MediaTek Inc. */
+
+#include "mt7915.h"
+#include "mac.h"
+#include "mcu.h"
+#include "testmode.h"
+
+enum {
+ TM_CHANGED_TXPOWER,
+ TM_CHANGED_FREQ_OFFSET,
+
+ /* must be last */
+ NUM_TM_CHANGED
+};
+
+static const u8 tm_change_map[] = {
+ [TM_CHANGED_TXPOWER] = MT76_TM_ATTR_TX_POWER,
+ [TM_CHANGED_FREQ_OFFSET] = MT76_TM_ATTR_FREQ_OFFSET,
+};
+
+struct reg_band {
+ u32 band[2];
+};
+
+#define REG_BAND(_list, _reg) \
+ { _list.band[0] = MT_##_reg(0); \
+ _list.band[1] = MT_##_reg(1); }
+#define REG_BAND_IDX(_list, _reg, _idx) \
+ { _list.band[0] = MT_##_reg(0, _idx); \
+ _list.band[1] = MT_##_reg(1, _idx); }
+
+#define TM_REG_MAX_ID 17
+static struct reg_band reg_backup_list[TM_REG_MAX_ID];
+
+
+static int
+mt7915_tm_set_tx_power(struct mt7915_phy *phy)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct mt76_phy *mphy = phy->mt76;
+ struct cfg80211_chan_def *chandef = &mphy->chandef;
+ int freq = chandef->center_freq1;
+ int ret;
+ struct {
+ u8 format_id;
+ u8 dbdc_idx;
+ s8 tx_power;
+ u8 ant_idx; /* Only 0 is valid */
+ u8 center_chan;
+ u8 rsv[3];
+ } __packed req = {
+ .format_id = 0xf,
+ .dbdc_idx = phy != &dev->phy,
+ .center_chan = ieee80211_frequency_to_channel(freq),
+ };
+ u8 *tx_power = NULL;
+
+ if (phy->mt76->test.state != MT76_TM_STATE_OFF)
+ tx_power = phy->mt76->test.tx_power;
+
+ /* Tx power of the other antennas are the same as antenna 0 */
+ if (tx_power && tx_power[0])
+ req.tx_power = tx_power[0];
+
+ ret = mt76_mcu_send_msg(&dev->mt76,
+ MCU_EXT_CMD(TX_POWER_FEATURE_CTRL),
+ &req, sizeof(req), false);
+
+ return ret;
+}
+
+static int
+mt7915_tm_set_freq_offset(struct mt7915_phy *phy, bool en, u32 val)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct mt7915_tm_cmd req = {
+ .testmode_en = en,
+ .param_idx = MCU_ATE_SET_FREQ_OFFSET,
+ .param.freq.band = phy != &dev->phy,
+ .param.freq.freq_offset = cpu_to_le32(val),
+ };
+
+ return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL), &req,
+ sizeof(req), false);
+}
+
+static int
+mt7915_tm_mode_ctrl(struct mt7915_dev *dev, bool enable)
+{
+ struct {
+ u8 format_id;
+ bool enable;
+ u8 rsv[2];
+ } __packed req = {
+ .format_id = 0x6,
+ .enable = enable,
+ };
+
+ return mt76_mcu_send_msg(&dev->mt76,
+ MCU_EXT_CMD(TX_POWER_FEATURE_CTRL),
+ &req, sizeof(req), false);
+}
+
+static int
+mt7915_tm_set_trx(struct mt7915_phy *phy, int type, bool en)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct mt7915_tm_cmd req = {
+ .testmode_en = 1,
+ .param_idx = MCU_ATE_SET_TRX,
+ .param.trx.type = type,
+ .param.trx.enable = en,
+ .param.trx.band = phy != &dev->phy,
+ };
+
+ return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL), &req,
+ sizeof(req), false);
+}
+
+static int
+mt7915_tm_clean_hwq(struct mt7915_phy *phy, u8 wcid)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct mt7915_tm_cmd req = {
+ .testmode_en = 1,
+ .param_idx = MCU_ATE_CLEAN_TXQUEUE,
+ .param.clean.wcid = wcid,
+ .param.clean.band = phy != &dev->phy,
+ };
+
+ return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL), &req,
+ sizeof(req), false);
+}
+
+static int
+mt7915_tm_set_slot_time(struct mt7915_phy *phy, u8 slot_time, u8 sifs)
+{
+ struct mt7915_dev *dev = phy->dev;
+ struct mt7915_tm_cmd req = {
+ .testmode_en = !(phy->mt76->test.state == MT76_TM_STATE_OFF),
+ .param_idx = MCU_ATE_SET_SLOT_TIME,
+ .param.slot.slot_time = slot_time,
+ .param.slot.sifs = sifs,
+ .param.slot.rifs = 2,
+ .param.slot.eifs = cpu_to_le16(60),
+ .param.slot.band = phy != &dev->phy,
+ };
+
+ return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL), &req,
+ sizeof(req), false);
+}
+
+static int
+mt7915_tm_set_tam_arb(struct mt7915_phy *phy, bool enable, bool mu)
+{
+ struct mt7915_dev *dev = phy->dev;
+ u32 op_mode;
+
+ if (!enable)
+ op_mode = TAM_ARB_OP_MODE_NORMAL;
+ else if (mu)
+ op_mode = TAM_ARB_OP_MODE_TEST;
+ else
+ op_mode = TAM_ARB_OP_MODE_FORCE_SU;
+
+ return mt7915_mcu_set_muru_ctrl(dev, MURU_SET_ARB_OP_MODE, op_mode);
+}
+
+static int
+mt7915_tm_set_wmm_qid(struct mt7915_phy *phy, u8 qid, u8 aifs, u8 cw_min,
+ u16 cw_max, u16 txop)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)phy->monitor_vif->drv_priv;
+ struct mt7915_mcu_tx req = { .total = 1 };
+ struct edca *e = &req.edca[0];
+
+ e->queue = qid + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS;
+ e->set = WMM_PARAM_SET;
+
+ e->aifs = aifs;
+ e->cw_min = cw_min;
+ e->cw_max = cpu_to_le16(cw_max);
+ e->txop = cpu_to_le16(txop);
+
+ return mt7915_mcu_update_edca(phy->dev, &req);
+}
+
+static int
+mt7915_tm_set_ipg_params(struct mt7915_phy *phy, u32 ipg, u8 mode)
+{
+#define TM_DEFAULT_SIFS 10
+#define TM_MAX_SIFS 127
+#define TM_MAX_AIFSN 0xf
+#define TM_MIN_AIFSN 0x1
+#define BBP_PROC_TIME 1500
+ struct mt7915_dev *dev = phy->dev;
+ u8 sig_ext = (mode == MT76_TM_TX_MODE_CCK) ? 0 : 6;
+ u8 slot_time = 9, sifs = TM_DEFAULT_SIFS;
+ u8 aifsn = TM_MIN_AIFSN;
+ u32 i2t_time, tr2t_time, txv_time;
+ u16 cw = 0;
+
+ if (ipg < sig_ext + slot_time + sifs)
+ ipg = 0;
+
+ if (!ipg)
+ goto done;
+
+ ipg -= sig_ext;
+
+ if (ipg <= (TM_MAX_SIFS + slot_time)) {
+ sifs = ipg - slot_time;
+ } else {
+ u32 val = (ipg + slot_time) / slot_time;
+
+ while (val >>= 1)
+ cw++;
+
+ if (cw > 16)
+ cw = 16;
+
+ ipg -= ((1 << cw) - 1) * slot_time;
+
+ aifsn = ipg / slot_time;
+ if (aifsn > TM_MAX_AIFSN)
+ aifsn = TM_MAX_AIFSN;
+
+ ipg -= aifsn * slot_time;
+
+ if (ipg > TM_DEFAULT_SIFS)
+ sifs = min_t(u32, ipg, TM_MAX_SIFS);
+ }
+done:
+ txv_time = mt76_get_field(dev, MT_TMAC_ATCR(phy->band_idx),
+ MT_TMAC_ATCR_TXV_TOUT);
+ txv_time *= 50; /* normal clock time */
+
+ i2t_time = (slot_time * 1000 - txv_time - BBP_PROC_TIME) / 50;
+ tr2t_time = (sifs * 1000 - txv_time - BBP_PROC_TIME) / 50;
+
+ mt76_set(dev, MT_TMAC_TRCR0(phy->band_idx),
+ FIELD_PREP(MT_TMAC_TRCR0_TR2T_CHK, tr2t_time) |
+ FIELD_PREP(MT_TMAC_TRCR0_I2T_CHK, i2t_time));
+
+ mt7915_tm_set_slot_time(phy, slot_time, sifs);
+
+ return mt7915_tm_set_wmm_qid(phy,
+ mt76_connac_lmac_mapping(IEEE80211_AC_BE),
+ aifsn, cw, cw, 0);
+}
+
+static int
+mt7915_tm_set_tx_len(struct mt7915_phy *phy, u32 tx_time)
+{
+ struct mt76_phy *mphy = phy->mt76;
+ struct mt76_testmode_data *td = &mphy->test;
+ struct ieee80211_supported_band *sband;
+ struct rate_info rate = {};
+ u16 flags = 0, tx_len;
+ u32 bitrate;
+ int ret;
+
+ if (!tx_time)
+ return 0;
+
+ rate.mcs = td->tx_rate_idx;
+ rate.nss = td->tx_rate_nss;
+
+ switch (td->tx_rate_mode) {
+ case MT76_TM_TX_MODE_CCK:
+ case MT76_TM_TX_MODE_OFDM:
+ if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
+ sband = &mphy->sband_5g.sband;
+ else if (mphy->chandef.chan->band == NL80211_BAND_6GHZ)
+ sband = &mphy->sband_6g.sband;
+ else
+ sband = &mphy->sband_2g.sband;
+
+ rate.legacy = sband->bitrates[rate.mcs].bitrate;
+ break;
+ case MT76_TM_TX_MODE_HT:
+ rate.mcs += rate.nss * 8;
+ flags |= RATE_INFO_FLAGS_MCS;
+
+ if (td->tx_rate_sgi)
+ flags |= RATE_INFO_FLAGS_SHORT_GI;
+ break;
+ case MT76_TM_TX_MODE_VHT:
+ flags |= RATE_INFO_FLAGS_VHT_MCS;
+
+ if (td->tx_rate_sgi)
+ flags |= RATE_INFO_FLAGS_SHORT_GI;
+ break;
+ case MT76_TM_TX_MODE_HE_SU:
+ case MT76_TM_TX_MODE_HE_EXT_SU:
+ case MT76_TM_TX_MODE_HE_TB:
+ case MT76_TM_TX_MODE_HE_MU:
+ rate.he_gi = td->tx_rate_sgi;
+ flags |= RATE_INFO_FLAGS_HE_MCS;
+ break;
+ default:
+ break;
+ }
+ rate.flags = flags;
+
+ switch (mphy->chandef.width) {
+ case NL80211_CHAN_WIDTH_160:
+ case NL80211_CHAN_WIDTH_80P80:
+ rate.bw = RATE_INFO_BW_160;
+ break;
+ case NL80211_CHAN_WIDTH_80:
+ rate.bw = RATE_INFO_BW_80;
+ break;
+ case NL80211_CHAN_WIDTH_40:
+ rate.bw = RATE_INFO_BW_40;
+ break;
+ default:
+ rate.bw = RATE_INFO_BW_20;
+ break;
+ }
+
+ bitrate = cfg80211_calculate_bitrate(&rate);
+ tx_len = bitrate * tx_time / 10 / 8;
+
+ ret = mt76_testmode_alloc_skb(phy->mt76, tx_len);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static void
+mt7915_tm_reg_backup_restore(struct mt7915_phy *phy)
+{
+ int n_regs = ARRAY_SIZE(reg_backup_list);
+ struct mt7915_dev *dev = phy->dev;
+ u32 *b = phy->test.reg_backup;
+ int i;
+
+ REG_BAND_IDX(reg_backup_list[0], AGG_PCR0, 0);
+ REG_BAND_IDX(reg_backup_list[1], AGG_PCR0, 1);
+ REG_BAND_IDX(reg_backup_list[2], AGG_AWSCR0, 0);
+ REG_BAND_IDX(reg_backup_list[3], AGG_AWSCR0, 1);
+ REG_BAND_IDX(reg_backup_list[4], AGG_AWSCR0, 2);
+ REG_BAND_IDX(reg_backup_list[5], AGG_AWSCR0, 3);
+ REG_BAND(reg_backup_list[6], AGG_MRCR);
+ REG_BAND(reg_backup_list[7], TMAC_TFCR0);
+ REG_BAND(reg_backup_list[8], TMAC_TCR0);
+ REG_BAND(reg_backup_list[9], AGG_ATCR1);
+ REG_BAND(reg_backup_list[10], AGG_ATCR3);
+ REG_BAND(reg_backup_list[11], TMAC_TRCR0);
+ REG_BAND(reg_backup_list[12], TMAC_ICR0);
+ REG_BAND_IDX(reg_backup_list[13], ARB_DRNGR0, 0);
+ REG_BAND_IDX(reg_backup_list[14], ARB_DRNGR0, 1);
+ REG_BAND(reg_backup_list[15], WF_RFCR);
+ REG_BAND(reg_backup_list[16], WF_RFCR1);
+
+ if (phy->mt76->test.state == MT76_TM_STATE_OFF) {
+ for (i = 0; i < n_regs; i++)
+ mt76_wr(dev, reg_backup_list[i].band[phy->band_idx], b[i]);
+ return;
+ }
+
+ if (!b) {
+ b = devm_kzalloc(dev->mt76.dev, 4 * n_regs, GFP_KERNEL);
+ if (!b)
+ return;
+
+ phy->test.reg_backup = b;
+ for (i = 0; i < n_regs; i++)
+ b[i] = mt76_rr(dev, reg_backup_list[i].band[phy->band_idx]);
+ }
+
+ mt76_clear(dev, MT_AGG_PCR0(phy->band_idx, 0), MT_AGG_PCR0_MM_PROT |
+ MT_AGG_PCR0_GF_PROT | MT_AGG_PCR0_ERP_PROT |
+ MT_AGG_PCR0_VHT_PROT | MT_AGG_PCR0_BW20_PROT |
+ MT_AGG_PCR0_BW40_PROT | MT_AGG_PCR0_BW80_PROT);
+ mt76_set(dev, MT_AGG_PCR0(phy->band_idx, 0), MT_AGG_PCR0_PTA_WIN_DIS);
+
+ mt76_wr(dev, MT_AGG_PCR0(phy->band_idx, 1), MT_AGG_PCR1_RTS0_NUM_THRES |
+ MT_AGG_PCR1_RTS0_LEN_THRES);
+
+ mt76_clear(dev, MT_AGG_MRCR(phy->band_idx), MT_AGG_MRCR_BAR_CNT_LIMIT |
+ MT_AGG_MRCR_LAST_RTS_CTS_RN | MT_AGG_MRCR_RTS_FAIL_LIMIT |
+ MT_AGG_MRCR_TXCMD_RTS_FAIL_LIMIT);
+
+ mt76_rmw(dev, MT_AGG_MRCR(phy->band_idx), MT_AGG_MRCR_RTS_FAIL_LIMIT |
+ MT_AGG_MRCR_TXCMD_RTS_FAIL_LIMIT,
+ FIELD_PREP(MT_AGG_MRCR_RTS_FAIL_LIMIT, 1) |
+ FIELD_PREP(MT_AGG_MRCR_TXCMD_RTS_FAIL_LIMIT, 1));
+
+ mt76_wr(dev, MT_TMAC_TFCR0(phy->band_idx), 0);
+ mt76_clear(dev, MT_TMAC_TCR0(phy->band_idx), MT_TMAC_TCR0_TBTT_STOP_CTRL);
+
+ /* config rx filter for testmode rx */
+ mt76_wr(dev, MT_WF_RFCR(phy->band_idx), 0xcf70a);
+ mt76_wr(dev, MT_WF_RFCR1(phy->band_idx), 0);
+}
+
+static void
+mt7915_tm_init(struct mt7915_phy *phy, bool en)
+{
+ struct mt7915_dev *dev = phy->dev;
+
+ if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
+ return;
+
+ mt7915_mcu_set_sku_en(phy, !en);
+
+ mt7915_tm_mode_ctrl(dev, en);
+ mt7915_tm_reg_backup_restore(phy);
+ mt7915_tm_set_trx(phy, TM_MAC_TXRX, !en);
+
+ mt7915_mcu_add_bss_info(phy, phy->monitor_vif, en);
+ mt7915_mcu_add_sta(dev, phy->monitor_vif, NULL, en);
+
+ if (!en)
+ mt7915_tm_set_tam_arb(phy, en, 0);
+}
+
+static void
+mt7915_tm_update_channel(struct mt7915_phy *phy)
+{
+ mutex_unlock(&phy->dev->mt76.mutex);
+ mt7915_set_channel(phy);
+ mutex_lock(&phy->dev->mt76.mutex);
+
+ mt7915_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH));
+}
+
+static void
+mt7915_tm_set_tx_frames(struct mt7915_phy *phy, bool en)
+{
+ static const u8 spe_idx_map[] = {0, 0, 1, 0, 3, 2, 4, 0,
+ 9, 8, 6, 10, 16, 12, 18, 0};
+ struct mt76_testmode_data *td = &phy->mt76->test;
+ struct mt7915_dev *dev = phy->dev;
+ struct ieee80211_tx_info *info;
+ u8 duty_cycle = td->tx_duty_cycle;
+ u32 tx_time = td->tx_time;
+ u32 ipg = td->tx_ipg;
+
+ mt7915_tm_set_trx(phy, TM_MAC_RX_RXV, false);
+ mt7915_tm_clean_hwq(phy, dev->mt76.global_wcid.idx);
+
+ if (en) {
+ mt7915_tm_update_channel(phy);
+
+ if (td->tx_spe_idx) {
+ phy->test.spe_idx = td->tx_spe_idx;
+ } else {
+ u8 tx_ant = td->tx_antenna_mask;
+
+ if (phy != &dev->phy)
+ tx_ant >>= dev->chainshift;
+ phy->test.spe_idx = spe_idx_map[tx_ant];
+ }
+ }
+
+ mt7915_tm_set_tam_arb(phy, en,
+ td->tx_rate_mode == MT76_TM_TX_MODE_HE_MU);
+
+ /* if all three params are set, duty_cycle will be ignored */
+ if (duty_cycle && tx_time && !ipg) {
+ ipg = tx_time * 100 / duty_cycle - tx_time;
+ } else if (duty_cycle && !tx_time && ipg) {
+ if (duty_cycle < 100)
+ tx_time = duty_cycle * ipg / (100 - duty_cycle);
+ }
+
+ mt7915_tm_set_ipg_params(phy, ipg, td->tx_rate_mode);
+ mt7915_tm_set_tx_len(phy, tx_time);
+
+ if (ipg)
+ td->tx_queued_limit = MT76_TM_TIMEOUT * 1000000 / ipg / 2;
+
+ if (!en || !td->tx_skb)
+ return;
+
+ info = IEEE80211_SKB_CB(td->tx_skb);
+ info->control.vif = phy->monitor_vif;
+
+ mt7915_tm_set_trx(phy, TM_MAC_TX, en);
+}
+
+static void
+mt7915_tm_set_rx_frames(struct mt7915_phy *phy, bool en)
+{
+ mt7915_tm_set_trx(phy, TM_MAC_RX_RXV, false);
+
+ if (en) {
+ struct mt7915_dev *dev = phy->dev;
+
+ mt7915_tm_update_channel(phy);
+
+ /* read-clear */
+ mt76_rr(dev, MT_MIB_SDR3(phy != &dev->phy));
+ mt7915_tm_set_trx(phy, TM_MAC_RX_RXV, en);
+ }
+}
+
+static int
+mt7915_tm_rf_switch_mode(struct mt7915_dev *dev, u32 oper)
+{
+ struct mt7915_tm_rf_test req = {
+ .op.op_mode = cpu_to_le32(oper),
+ };
+
+ return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RF_TEST), &req,
+ sizeof(req), true);
+}
+
+static int
+mt7915_tm_set_tx_cont(struct mt7915_phy *phy, bool en)
+{
+#define TX_CONT_START 0x05
+#define TX_CONT_STOP 0x06
+ struct mt7915_dev *dev = phy->dev;
+ struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
+ int freq1 = ieee80211_frequency_to_channel(chandef->center_freq1);
+ struct mt76_testmode_data *td = &phy->mt76->test;
+ u32 func_idx = en ? TX_CONT_START : TX_CONT_STOP;
+ u8 rate_idx = td->tx_rate_idx, mode;
+ u16 rateval;
+ struct mt7915_tm_rf_test req = {
+ .action = 1,
+ .icap_len = 120,
+ .op.rf.func_idx = cpu_to_le32(func_idx),
+ };
+ struct tm_tx_cont *tx_cont = &req.op.rf.param.tx_cont;
+
+ tx_cont->control_ch = chandef->chan->hw_value;
+ tx_cont->center_ch = freq1;
+ tx_cont->tx_ant = td->tx_antenna_mask;
+ tx_cont->band = phy != &dev->phy;
+
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_40:
+ tx_cont->bw = CMD_CBW_40MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_80:
+ tx_cont->bw = CMD_CBW_80MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_80P80:
+ tx_cont->bw = CMD_CBW_8080MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_160:
+ tx_cont->bw = CMD_CBW_160MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_5:
+ tx_cont->bw = CMD_CBW_5MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_10:
+ tx_cont->bw = CMD_CBW_10MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_20:
+ tx_cont->bw = CMD_CBW_20MHZ;
+ break;
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ tx_cont->bw = CMD_CBW_20MHZ;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (!en) {
+ req.op.rf.param.func_data = cpu_to_le32(phy != &dev->phy);
+ goto out;
+ }
+
+ if (td->tx_rate_mode <= MT76_TM_TX_MODE_OFDM) {
+ struct ieee80211_supported_band *sband;
+ u8 idx = rate_idx;
+
+ if (chandef->chan->band == NL80211_BAND_5GHZ)
+ sband = &phy->mt76->sband_5g.sband;
+ else if (chandef->chan->band == NL80211_BAND_6GHZ)
+ sband = &phy->mt76->sband_6g.sband;
+ else
+ sband = &phy->mt76->sband_2g.sband;
+
+ if (td->tx_rate_mode == MT76_TM_TX_MODE_OFDM)
+ idx += 4;
+ rate_idx = sband->bitrates[idx].hw_value & 0xff;
+ }
+
+ switch (td->tx_rate_mode) {
+ case MT76_TM_TX_MODE_CCK:
+ mode = MT_PHY_TYPE_CCK;
+ break;
+ case MT76_TM_TX_MODE_OFDM:
+ mode = MT_PHY_TYPE_OFDM;
+ break;
+ case MT76_TM_TX_MODE_HT:
+ mode = MT_PHY_TYPE_HT;
+ break;
+ case MT76_TM_TX_MODE_VHT:
+ mode = MT_PHY_TYPE_VHT;
+ break;
+ case MT76_TM_TX_MODE_HE_SU:
+ mode = MT_PHY_TYPE_HE_SU;
+ break;
+ case MT76_TM_TX_MODE_HE_EXT_SU:
+ mode = MT_PHY_TYPE_HE_EXT_SU;
+ break;
+ case MT76_TM_TX_MODE_HE_TB:
+ mode = MT_PHY_TYPE_HE_TB;
+ break;
+ case MT76_TM_TX_MODE_HE_MU:
+ mode = MT_PHY_TYPE_HE_MU;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ rateval = mode << 6 | rate_idx;
+ tx_cont->rateval = cpu_to_le16(rateval);
+
+out:
+ if (!en) {
+ int ret;
+
+ ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RF_TEST), &req,
+ sizeof(req), true);
+ if (ret)
+ return ret;
+
+ return mt7915_tm_rf_switch_mode(dev, RF_OPER_NORMAL);
+ }
+
+ mt7915_tm_rf_switch_mode(dev, RF_OPER_RF_TEST);
+ mt7915_tm_update_channel(phy);
+
+ return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RF_TEST), &req,
+ sizeof(req), true);
+}
+
+static void
+mt7915_tm_update_params(struct mt7915_phy *phy, u32 changed)
+{
+ struct mt76_testmode_data *td = &phy->mt76->test;
+ bool en = phy->mt76->test.state != MT76_TM_STATE_OFF;
+
+ if (changed & BIT(TM_CHANGED_FREQ_OFFSET))
+ mt7915_tm_set_freq_offset(phy, en, en ? td->freq_offset : 0);
+ if (changed & BIT(TM_CHANGED_TXPOWER))
+ mt7915_tm_set_tx_power(phy);
+}
+
+static int
+mt7915_tm_set_state(struct mt76_phy *mphy, enum mt76_testmode_state state)
+{
+ struct mt76_testmode_data *td = &mphy->test;
+ struct mt7915_phy *phy = mphy->priv;
+ enum mt76_testmode_state prev_state = td->state;
+
+ mphy->test.state = state;
+
+ if (prev_state == MT76_TM_STATE_TX_FRAMES ||
+ state == MT76_TM_STATE_TX_FRAMES)
+ mt7915_tm_set_tx_frames(phy, state == MT76_TM_STATE_TX_FRAMES);
+ else if (prev_state == MT76_TM_STATE_RX_FRAMES ||
+ state == MT76_TM_STATE_RX_FRAMES)
+ mt7915_tm_set_rx_frames(phy, state == MT76_TM_STATE_RX_FRAMES);
+ else if (prev_state == MT76_TM_STATE_TX_CONT ||
+ state == MT76_TM_STATE_TX_CONT)
+ mt7915_tm_set_tx_cont(phy, state == MT76_TM_STATE_TX_CONT);
+ else if (prev_state == MT76_TM_STATE_OFF ||
+ state == MT76_TM_STATE_OFF)
+ mt7915_tm_init(phy, !(state == MT76_TM_STATE_OFF));
+
+ if ((state == MT76_TM_STATE_IDLE &&
+ prev_state == MT76_TM_STATE_OFF) ||
+ (state == MT76_TM_STATE_OFF &&
+ prev_state == MT76_TM_STATE_IDLE)) {
+ u32 changed = 0;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(tm_change_map); i++) {
+ u16 cur = tm_change_map[i];
+
+ if (td->param_set[cur / 32] & BIT(cur % 32))
+ changed |= BIT(i);
+ }
+
+ mt7915_tm_update_params(phy, changed);
+ }
+
+ return 0;
+}
+
+static int
+mt7915_tm_set_params(struct mt76_phy *mphy, struct nlattr **tb,
+ enum mt76_testmode_state new_state)
+{
+ struct mt76_testmode_data *td = &mphy->test;
+ struct mt7915_phy *phy = mphy->priv;
+ u32 changed = 0;
+ int i;
+
+ BUILD_BUG_ON(NUM_TM_CHANGED >= 32);
+
+ if (new_state == MT76_TM_STATE_OFF ||
+ td->state == MT76_TM_STATE_OFF)
+ return 0;
+
+ if (td->tx_antenna_mask & ~mphy->chainmask)
+ return -EINVAL;
+
+ for (i = 0; i < ARRAY_SIZE(tm_change_map); i++) {
+ if (tb[tm_change_map[i]])
+ changed |= BIT(i);
+ }
+
+ mt7915_tm_update_params(phy, changed);
+
+ return 0;
+}
+
+static int
+mt7915_tm_dump_stats(struct mt76_phy *mphy, struct sk_buff *msg)
+{
+ struct mt7915_phy *phy = mphy->priv;
+ struct mt7915_dev *dev = phy->dev;
+ enum mt76_rxq_id q;
+ void *rx, *rssi;
+ u16 fcs_err;
+ int i;
+ u32 cnt;
+
+ rx = nla_nest_start(msg, MT76_TM_STATS_ATTR_LAST_RX);
+ if (!rx)
+ return -ENOMEM;
+
+ if (nla_put_s32(msg, MT76_TM_RX_ATTR_FREQ_OFFSET, phy->test.last_freq_offset))
+ return -ENOMEM;
+
+ rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_RCPI);
+ if (!rssi)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(phy->test.last_rcpi); i++)
+ if (nla_put_u8(msg, i, phy->test.last_rcpi[i]))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rssi);
+
+ rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_IB_RSSI);
+ if (!rssi)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(phy->test.last_ib_rssi); i++)
+ if (nla_put_s8(msg, i, phy->test.last_ib_rssi[i]))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rssi);
+
+ rssi = nla_nest_start(msg, MT76_TM_RX_ATTR_WB_RSSI);
+ if (!rssi)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(phy->test.last_wb_rssi); i++)
+ if (nla_put_s8(msg, i, phy->test.last_wb_rssi[i]))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rssi);
+
+ if (nla_put_u8(msg, MT76_TM_RX_ATTR_SNR, phy->test.last_snr))
+ return -ENOMEM;
+
+ nla_nest_end(msg, rx);
+
+ cnt = mt76_rr(dev, MT_MIB_SDR3(phy->band_idx));
+ fcs_err = is_mt7915(&dev->mt76) ? FIELD_GET(MT_MIB_SDR3_FCS_ERR_MASK, cnt) :
+ FIELD_GET(MT_MIB_SDR3_FCS_ERR_MASK_MT7916, cnt);
+
+ q = phy->band_idx ? MT_RXQ_BAND1 : MT_RXQ_MAIN;
+ mphy->test.rx_stats.packets[q] += fcs_err;
+ mphy->test.rx_stats.fcs_error[q] += fcs_err;
+
+ return 0;
+}
+
+const struct mt76_testmode_ops mt7915_testmode_ops = {
+ .set_state = mt7915_tm_set_state,
+ .set_params = mt7915_tm_set_params,
+ .dump_stats = mt7915_tm_dump_stats,
+};