diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mcu.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 185 |
1 files changed, 175 insertions, 10 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 908e74a6b8e6..b3f14ff67c5a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -217,7 +217,7 @@ mt7915_mcu_parse_response(struct mt76_dev *mdev, int cmd, int ret = 0; if (!skb) { - dev_err(mdev->dev, "Message %d (seq %d) timeout\n", + dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", cmd, seq); return -ETIMEDOUT; } @@ -521,7 +521,7 @@ mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) break; } - wiphy_info(mt76_hw(dev)->wiphy, "%s: %*s", type, + wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, (int)(skb->len - sizeof(*rxd)), data); } @@ -3327,6 +3327,148 @@ int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset) return 0; } +static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx, + u8 *data, u32 len, int cmd) +{ + struct { + u8 dir; + u8 valid; + __le16 bitmap; + s8 precal; + u8 action; + u8 band; + u8 idx; + u8 rsv[4]; + __le32 len; + } req; + struct sk_buff *skb; + + skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req) + len); + if (!skb) + return -ENOMEM; + + req.idx = idx; + req.len = cpu_to_le32(len); + skb_put_data(skb, &req, sizeof(req)); + skb_put_data(skb, data, len); + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, false); +} + +int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev) +{ + u8 idx = 0, *cal = dev->cal, *eep = dev->mt76.eeprom.data; + u32 total = MT_EE_CAL_GROUP_SIZE; + + if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_GROUP)) + return 0; + + /* + * Items: Rx DCOC, RSSI DCOC, Tx TSSI DCOC, Tx LPFG + * Tx FDIQ, Tx DCIQ, Rx FDIQ, Rx FIIQ, ADCDCOC + */ + while (total > 0) { + int ret, len; + + len = min_t(u32, total, MT_EE_CAL_UNIT); + + ret = mt7915_mcu_set_pre_cal(dev, idx, cal, len, + MCU_EXT_CMD(GROUP_PRE_CAL_INFO)); + if (ret) + return ret; + + total -= len; + cal += len; + idx++; + } + + return 0; +} + +static int mt7915_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 mt7915_dpd_freq_idx(u16 freq, u8 bw) +{ + static const u16 freq_list[] = { + 5180, 5200, 5220, 5240, + 5260, 5280, 5300, 5320, + 5500, 5520, 5540, 5560, + 5580, 5600, 5620, 5640, + 5660, 5680, 5700, 5745, + 5765, 5785, 5805, 5825 + }; + 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_80P80 || bw == NL80211_CHAN_WIDTH_160) + return -1; + + if (bw != NL80211_CHAN_WIDTH_20) { + idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), + freq + 10); + if (idx >= 0) + return idx; + + idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), + freq - 10); + if (idx >= 0) + return idx; + } + + return mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq); +} + +int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy) +{ + struct mt7915_dev *dev = phy->dev; + struct cfg80211_chan_def *chandef = &phy->mt76->chandef; + u16 total = 2, idx, center_freq = chandef->center_freq1; + u8 *cal = dev->cal, *eep = dev->mt76.eeprom.data; + + if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_DPD)) + return 0; + + idx = mt7915_dpd_freq_idx(center_freq, chandef->width); + if (idx < 0) + return -EINVAL; + + /* Items: Tx DPD, Tx Flatness */ + idx = idx * 2; + cal += MT_EE_CAL_GROUP_SIZE; + + while (total--) { + int ret; + + cal += (idx * MT_EE_CAL_UNIT); + ret = mt7915_mcu_set_pre_cal(dev, idx, cal, MT_EE_CAL_UNIT, + MCU_EXT_CMD(DPD_PRE_CAL_INFO)); + if (ret) + return ret; + + idx++; + } + + return 0; +} + int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) { struct { @@ -3361,8 +3503,9 @@ int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) sizeof(req), false); } -int mt7915_mcu_set_sku(struct mt7915_phy *phy) +int mt7915_mcu_set_txpower_sku(struct mt7915_phy *phy) { +#define MT7915_SKU_RATE_NUM 161 struct mt7915_dev *dev = phy->dev; struct mt76_phy *mphy = phy->mt76; struct ieee80211_hw *hw = mphy->hw; @@ -3375,15 +3518,37 @@ int mt7915_mcu_set_sku(struct mt7915_phy *phy) .format_id = 4, .dbdc_idx = phy != &dev->phy, }; - int i; - s8 *delta; + struct mt76_power_limits limits_array; + s8 *la = (s8 *)&limits_array; + int i, idx, n_chains = hweight8(mphy->antenna_mask); + int tx_power; + + tx_power = hw->conf.power_level * 2 - + mt76_tx_power_nss_delta(n_chains); + + tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, + &limits_array, tx_power); + mphy->txpower_cur = tx_power; - delta = dev->rate_power[mphy->chandef.chan->band]; - mphy->txpower_cur = hw->conf.power_level * 2 + - delta[MT7915_SKU_MAX_DELTA_IDX]; + for (i = 0, idx = 0; i < ARRAY_SIZE(mt7915_sku_group_len); i++) { + u8 mcs_num, len = mt7915_sku_group_len[i]; + int j; - for (i = 0; i < MT7915_SKU_RATE_NUM; i++) - req.val[i] = hw->conf.power_level * 2 + delta[i]; + if (i >= SKU_HT_BW20 && i <= SKU_VHT_BW160) { + mcs_num = 10; + + if (i == SKU_HT_BW20 || i == SKU_VHT_BW20) + la = (s8 *)&limits_array + 12; + } else { + mcs_num = len; + } + + for (j = 0; j < min_t(u8, mcs_num, len); j++) + req.val[idx + j] = la[j]; + + la += mcs_num; + idx += len; + } return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req, |