forked from Qortal/Brooklyn
479 lines
12 KiB
C
479 lines
12 KiB
C
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// SPDX-License-Identifier: ISC
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/* Copyright (C) 2020 MediaTek Inc. */
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#include "mt7915.h"
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#include "eeprom.h"
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/** global debugfs **/
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static int
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mt7915_implicit_txbf_set(void *data, u64 val)
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{
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struct mt7915_dev *dev = data;
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if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state))
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return -EBUSY;
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dev->ibf = !!val;
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return mt7915_mcu_set_txbf_type(dev);
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}
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static int
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mt7915_implicit_txbf_get(void *data, u64 *val)
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{
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struct mt7915_dev *dev = data;
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*val = dev->ibf;
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return 0;
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}
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DEFINE_DEBUGFS_ATTRIBUTE(fops_implicit_txbf, mt7915_implicit_txbf_get,
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mt7915_implicit_txbf_set, "%lld\n");
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/* test knob of system layer 1/2 error recovery */
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static int mt7915_ser_trigger_set(void *data, u64 val)
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{
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enum {
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SER_SET_RECOVER_L1 = 1,
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SER_SET_RECOVER_L2,
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SER_ENABLE = 2,
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SER_RECOVER
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};
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struct mt7915_dev *dev = data;
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int ret = 0;
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switch (val) {
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case SER_SET_RECOVER_L1:
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case SER_SET_RECOVER_L2:
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ret = mt7915_mcu_set_ser(dev, SER_ENABLE, BIT(val), 0);
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if (ret)
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return ret;
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return mt7915_mcu_set_ser(dev, SER_RECOVER, val, 0);
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default:
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break;
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}
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return ret;
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}
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DEFINE_DEBUGFS_ATTRIBUTE(fops_ser_trigger, NULL,
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mt7915_ser_trigger_set, "%lld\n");
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static int
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mt7915_radar_trigger(void *data, u64 val)
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{
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struct mt7915_dev *dev = data;
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return mt7915_mcu_rdd_cmd(dev, RDD_RADAR_EMULATE, 1, 0, 0);
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}
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DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_trigger, NULL,
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mt7915_radar_trigger, "%lld\n");
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static int
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mt7915_fw_debug_set(void *data, u64 val)
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{
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struct mt7915_dev *dev = data;
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enum {
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DEBUG_TXCMD = 62,
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DEBUG_CMD_RPT_TX,
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DEBUG_CMD_RPT_TRIG,
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DEBUG_SPL,
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DEBUG_RPT_RX,
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} debug;
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dev->fw_debug = !!val;
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mt7915_mcu_fw_log_2_host(dev, dev->fw_debug ? 2 : 0);
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for (debug = DEBUG_TXCMD; debug <= DEBUG_RPT_RX; debug++)
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mt7915_mcu_fw_dbg_ctrl(dev, debug, dev->fw_debug);
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return 0;
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}
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static int
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mt7915_fw_debug_get(void *data, u64 *val)
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{
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struct mt7915_dev *dev = data;
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*val = dev->fw_debug;
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return 0;
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}
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DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug, mt7915_fw_debug_get,
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mt7915_fw_debug_set, "%lld\n");
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static void
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mt7915_ampdu_stat_read_phy(struct mt7915_phy *phy,
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struct seq_file *file)
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{
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struct mt7915_dev *dev = file->private;
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bool ext_phy = phy != &dev->phy;
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int bound[15], range[4], i, n;
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if (!phy)
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return;
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/* Tx ampdu stat */
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for (i = 0; i < ARRAY_SIZE(range); i++)
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range[i] = mt76_rr(dev, MT_MIB_ARNG(ext_phy, i));
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for (i = 0; i < ARRAY_SIZE(bound); i++)
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bound[i] = MT_MIB_ARNCR_RANGE(range[i / 4], i % 4) + 1;
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seq_printf(file, "\nPhy %d\n", ext_phy);
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seq_printf(file, "Length: %8d | ", bound[0]);
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for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
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seq_printf(file, "%3d -%3d | ",
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bound[i] + 1, bound[i + 1]);
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seq_puts(file, "\nCount: ");
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n = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
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for (i = 0; i < ARRAY_SIZE(bound); i++)
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seq_printf(file, "%8d | ", dev->mt76.aggr_stats[i + n]);
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seq_puts(file, "\n");
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seq_printf(file, "BA miss count: %d\n", phy->mib.ba_miss_cnt);
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}
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static void
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mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s)
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{
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struct mt7915_dev *dev = s->private;
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bool ext_phy = phy != &dev->phy;
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int cnt;
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if (!phy)
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return;
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/* Tx Beamformer monitor */
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seq_puts(s, "\nTx Beamformer applied PPDU counts: ");
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cnt = mt76_rr(dev, MT_ETBF_TX_APP_CNT(ext_phy));
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seq_printf(s, "iBF: %ld, eBF: %ld\n",
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FIELD_GET(MT_ETBF_TX_IBF_CNT, cnt),
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FIELD_GET(MT_ETBF_TX_EBF_CNT, cnt));
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/* Tx Beamformer Rx feedback monitor */
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seq_puts(s, "Tx Beamformer Rx feedback statistics: ");
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cnt = mt76_rr(dev, MT_ETBF_RX_FB_CNT(ext_phy));
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seq_printf(s, "All: %ld, HE: %ld, VHT: %ld, HT: %ld\n",
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FIELD_GET(MT_ETBF_RX_FB_ALL, cnt),
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FIELD_GET(MT_ETBF_RX_FB_HE, cnt),
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FIELD_GET(MT_ETBF_RX_FB_VHT, cnt),
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FIELD_GET(MT_ETBF_RX_FB_HT, cnt));
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/* Tx Beamformee Rx NDPA & Tx feedback report */
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cnt = mt76_rr(dev, MT_ETBF_TX_NDP_BFRP(ext_phy));
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seq_printf(s, "Tx Beamformee successful feedback frames: %ld\n",
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FIELD_GET(MT_ETBF_TX_FB_CPL, cnt));
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seq_printf(s, "Tx Beamformee feedback triggered counts: %ld\n",
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FIELD_GET(MT_ETBF_TX_FB_TRI, cnt));
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/* Tx SU & MU counters */
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cnt = mt76_rr(dev, MT_MIB_SDR34(ext_phy));
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seq_printf(s, "Tx multi-user Beamforming counts: %ld\n",
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FIELD_GET(MT_MIB_MU_BF_TX_CNT, cnt));
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cnt = mt76_rr(dev, MT_MIB_DR8(ext_phy));
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seq_printf(s, "Tx multi-user MPDU counts: %d\n", cnt);
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cnt = mt76_rr(dev, MT_MIB_DR9(ext_phy));
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seq_printf(s, "Tx multi-user successful MPDU counts: %d\n", cnt);
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cnt = mt76_rr(dev, MT_MIB_DR11(ext_phy));
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seq_printf(s, "Tx single-user successful MPDU counts: %d\n", cnt);
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seq_puts(s, "\n");
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}
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static int
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mt7915_tx_stats_read(struct seq_file *file, void *data)
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{
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struct mt7915_dev *dev = file->private;
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int stat[8], i, n;
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mt7915_ampdu_stat_read_phy(&dev->phy, file);
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mt7915_txbf_stat_read_phy(&dev->phy, file);
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mt7915_ampdu_stat_read_phy(mt7915_ext_phy(dev), file);
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mt7915_txbf_stat_read_phy(mt7915_ext_phy(dev), file);
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/* Tx amsdu info */
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seq_puts(file, "Tx MSDU stat:\n");
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for (i = 0, n = 0; i < ARRAY_SIZE(stat); i++) {
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stat[i] = mt76_rr(dev, MT_PLE_AMSDU_PACK_MSDU_CNT(i));
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n += stat[i];
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}
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for (i = 0; i < ARRAY_SIZE(stat); i++) {
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seq_printf(file, "AMSDU pack count of %d MSDU in TXD: 0x%x ",
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i + 1, stat[i]);
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if (n != 0)
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seq_printf(file, "(%d%%)\n", stat[i] * 100 / n);
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else
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seq_puts(file, "\n");
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}
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return 0;
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}
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static int
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mt7915_tx_stats_open(struct inode *inode, struct file *f)
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{
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return single_open(f, mt7915_tx_stats_read, inode->i_private);
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}
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static const struct file_operations fops_tx_stats = {
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.open = mt7915_tx_stats_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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.owner = THIS_MODULE,
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};
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static int mt7915_read_temperature(struct seq_file *s, void *data)
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{
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struct mt7915_dev *dev = dev_get_drvdata(s->private);
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int temp;
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/* cpu */
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temp = mt7915_mcu_get_temperature(dev, 0);
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seq_printf(s, "Temperature: %d\n", temp);
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return 0;
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}
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static int
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mt7915_queues_acq(struct seq_file *s, void *data)
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{
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struct mt7915_dev *dev = dev_get_drvdata(s->private);
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int i;
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for (i = 0; i < 16; i++) {
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int j, acs = i / 4, index = i % 4;
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u32 ctrl, val, qlen = 0;
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val = mt76_rr(dev, MT_PLE_AC_QEMPTY(acs, index));
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ctrl = BIT(31) | BIT(15) | (acs << 8);
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for (j = 0; j < 32; j++) {
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if (val & BIT(j))
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continue;
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mt76_wr(dev, MT_PLE_FL_Q0_CTRL,
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ctrl | (j + (index << 5)));
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qlen += mt76_get_field(dev, MT_PLE_FL_Q3_CTRL,
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GENMASK(11, 0));
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}
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seq_printf(s, "AC%d%d: queued=%d\n", acs, index, qlen);
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}
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return 0;
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}
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static int
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mt7915_queues_read(struct seq_file *s, void *data)
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{
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struct mt7915_dev *dev = dev_get_drvdata(s->private);
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struct mt76_phy *mphy_ext = dev->mt76.phy2;
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struct mt76_queue *ext_q = mphy_ext ? mphy_ext->q_tx[MT_TXQ_BE] : NULL;
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struct {
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struct mt76_queue *q;
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char *queue;
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} queue_map[] = {
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{ dev->mphy.q_tx[MT_TXQ_BE], "WFDMA0" },
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{ ext_q, "WFDMA1" },
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{ dev->mphy.q_tx[MT_TXQ_BE], "WFDMA0" },
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{ dev->mt76.q_mcu[MT_MCUQ_WM], "MCUWM" },
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{ dev->mt76.q_mcu[MT_MCUQ_WA], "MCUWA" },
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{ dev->mt76.q_mcu[MT_MCUQ_FWDL], "MCUFWQ" },
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};
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int i;
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for (i = 0; i < ARRAY_SIZE(queue_map); i++) {
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struct mt76_queue *q = queue_map[i].q;
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if (!q)
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continue;
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seq_printf(s,
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"%s: queued=%d head=%d tail=%d\n",
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queue_map[i].queue, q->queued, q->head,
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q->tail);
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}
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return 0;
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}
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static void
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mt7915_puts_rate_txpower(struct seq_file *s, s8 *delta,
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s8 txpower_cur, int band)
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{
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static const char * const sku_group_name[] = {
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"CCK", "OFDM", "HT20", "HT40",
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"VHT20", "VHT40", "VHT80", "VHT160",
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"RU26", "RU52", "RU106", "RU242/SU20",
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"RU484/SU40", "RU996/SU80", "RU2x996/SU160"
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};
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s8 txpower[MT7915_SKU_RATE_NUM];
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int i, idx = 0;
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for (i = 0; i < MT7915_SKU_RATE_NUM; i++)
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txpower[i] = DIV_ROUND_UP(txpower_cur + delta[i], 2);
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for (i = 0; i < MAX_SKU_RATE_GROUP_NUM; i++) {
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const struct sku_group *sku = &mt7915_sku_groups[i];
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u32 offset = sku->offset[band];
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if (!offset) {
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idx += sku->len;
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continue;
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}
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mt76_seq_puts_array(s, sku_group_name[i],
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txpower + idx, sku->len);
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idx += sku->len;
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}
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}
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static int
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mt7915_read_rate_txpower(struct seq_file *s, void *data)
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{
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struct mt7915_dev *dev = dev_get_drvdata(s->private);
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struct mt76_phy *mphy = &dev->mphy;
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enum nl80211_band band = mphy->chandef.chan->band;
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s8 *delta = dev->rate_power[band];
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s8 txpower_base = mphy->txpower_cur - delta[MT7915_SKU_MAX_DELTA_IDX];
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seq_puts(s, "Band 0:\n");
|
||
|
|
mt7915_puts_rate_txpower(s, delta, txpower_base, band);
|
||
|
|
|
||
|
|
if (dev->mt76.phy2) {
|
||
|
|
mphy = dev->mt76.phy2;
|
||
|
|
band = mphy->chandef.chan->band;
|
||
|
|
delta = dev->rate_power[band];
|
||
|
|
txpower_base = mphy->txpower_cur -
|
||
|
|
delta[MT7915_SKU_MAX_DELTA_IDX];
|
||
|
|
|
||
|
|
seq_puts(s, "Band 1:\n");
|
||
|
|
mt7915_puts_rate_txpower(s, delta, txpower_base, band);
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int mt7915_init_debugfs(struct mt7915_dev *dev)
|
||
|
|
{
|
||
|
|
struct dentry *dir;
|
||
|
|
|
||
|
|
dir = mt76_register_debugfs(&dev->mt76);
|
||
|
|
if (!dir)
|
||
|
|
return -ENOMEM;
|
||
|
|
|
||
|
|
debugfs_create_devm_seqfile(dev->mt76.dev, "queues", dir,
|
||
|
|
mt7915_queues_read);
|
||
|
|
debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir,
|
||
|
|
mt7915_queues_acq);
|
||
|
|
debugfs_create_file("tx_stats", 0400, dir, dev, &fops_tx_stats);
|
||
|
|
debugfs_create_file("fw_debug", 0600, dir, dev, &fops_fw_debug);
|
||
|
|
debugfs_create_file("implicit_txbf", 0600, dir, dev,
|
||
|
|
&fops_implicit_txbf);
|
||
|
|
debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);
|
||
|
|
/* test knobs */
|
||
|
|
debugfs_create_file("radar_trigger", 0200, dir, dev,
|
||
|
|
&fops_radar_trigger);
|
||
|
|
debugfs_create_file("ser_trigger", 0200, dir, dev, &fops_ser_trigger);
|
||
|
|
debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir,
|
||
|
|
mt7915_read_temperature);
|
||
|
|
debugfs_create_devm_seqfile(dev->mt76.dev, "txpower_sku", dir,
|
||
|
|
mt7915_read_rate_txpower);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_MAC80211_DEBUGFS
|
||
|
|
/** per-station debugfs **/
|
||
|
|
|
||
|
|
/* usage: <tx mode> <ldpc> <stbc> <bw> <gi> <nss> <mcs> */
|
||
|
|
static int mt7915_sta_fixed_rate_set(void *data, u64 rate)
|
||
|
|
{
|
||
|
|
struct ieee80211_sta *sta = data;
|
||
|
|
struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
|
||
|
|
|
||
|
|
return mt7915_mcu_set_fixed_rate(msta->vif->phy->dev, sta, rate);
|
||
|
|
}
|
||
|
|
|
||
|
|
DEFINE_DEBUGFS_ATTRIBUTE(fops_fixed_rate, NULL,
|
||
|
|
mt7915_sta_fixed_rate_set, "%llx\n");
|
||
|
|
|
||
|
|
static int
|
||
|
|
mt7915_sta_stats_read(struct seq_file *s, void *data)
|
||
|
|
{
|
||
|
|
struct ieee80211_sta *sta = s->private;
|
||
|
|
struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
|
||
|
|
struct mt7915_sta_stats *stats = &msta->stats;
|
||
|
|
struct rate_info *rate = &stats->prob_rate;
|
||
|
|
static const char * const bw[] = {
|
||
|
|
"BW20", "BW5", "BW10", "BW40",
|
||
|
|
"BW80", "BW160", "BW_HE_RU"
|
||
|
|
};
|
||
|
|
|
||
|
|
if (!rate->legacy && !rate->flags)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
seq_puts(s, "Probing rate - ");
|
||
|
|
if (rate->flags & RATE_INFO_FLAGS_MCS)
|
||
|
|
seq_puts(s, "HT ");
|
||
|
|
else if (rate->flags & RATE_INFO_FLAGS_VHT_MCS)
|
||
|
|
seq_puts(s, "VHT ");
|
||
|
|
else if (rate->flags & RATE_INFO_FLAGS_HE_MCS)
|
||
|
|
seq_puts(s, "HE ");
|
||
|
|
else
|
||
|
|
seq_printf(s, "Bitrate %d\n", rate->legacy);
|
||
|
|
|
||
|
|
if (rate->flags) {
|
||
|
|
seq_printf(s, "%s NSS%d MCS%d ",
|
||
|
|
bw[rate->bw], rate->nss, rate->mcs);
|
||
|
|
|
||
|
|
if (rate->flags & RATE_INFO_FLAGS_SHORT_GI)
|
||
|
|
seq_puts(s, "SGI ");
|
||
|
|
else if (rate->he_gi)
|
||
|
|
seq_puts(s, "HE GI ");
|
||
|
|
|
||
|
|
if (rate->he_dcm)
|
||
|
|
seq_puts(s, "DCM ");
|
||
|
|
}
|
||
|
|
|
||
|
|
seq_printf(s, "\nPPDU PER: %ld.%1ld%%\n",
|
||
|
|
stats->per / 10, stats->per % 10);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int
|
||
|
|
mt7915_sta_stats_open(struct inode *inode, struct file *f)
|
||
|
|
{
|
||
|
|
return single_open(f, mt7915_sta_stats_read, inode->i_private);
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct file_operations fops_sta_stats = {
|
||
|
|
.open = mt7915_sta_stats_open,
|
||
|
|
.read = seq_read,
|
||
|
|
.llseek = seq_lseek,
|
||
|
|
.release = single_release,
|
||
|
|
.owner = THIS_MODULE,
|
||
|
|
};
|
||
|
|
|
||
|
|
void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
||
|
|
struct ieee80211_sta *sta, struct dentry *dir)
|
||
|
|
{
|
||
|
|
debugfs_create_file("fixed_rate", 0600, dir, sta, &fops_fixed_rate);
|
||
|
|
debugfs_create_file("stats", 0400, dir, sta, &fops_sta_stats);
|
||
|
|
}
|
||
|
|
#endif
|