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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/net/wireless/mediatek/mt7601u/debugfs.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt7601u/debugfs.c')
-rw-r--r--drivers/net/wireless/mediatek/mt7601u/debugfs.c138
1 files changed, 138 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt7601u/debugfs.c b/drivers/net/wireless/mediatek/mt7601u/debugfs.c
new file mode 100644
index 0000000000..dbddf25692
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt7601u/debugfs.c
@@ -0,0 +1,138 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
+ * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
+ */
+
+#include <linux/debugfs.h>
+
+#include "mt7601u.h"
+#include "eeprom.h"
+
+static int
+mt76_reg_set(void *data, u64 val)
+{
+ struct mt7601u_dev *dev = data;
+
+ mt76_wr(dev, dev->debugfs_reg, val);
+ return 0;
+}
+
+static int
+mt76_reg_get(void *data, u64 *val)
+{
+ struct mt7601u_dev *dev = data;
+
+ *val = mt76_rr(dev, dev->debugfs_reg);
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n");
+
+static int
+mt7601u_ampdu_stat_show(struct seq_file *file, void *data)
+{
+ struct mt7601u_dev *dev = file->private;
+ int i, j;
+
+#define stat_printf(grp, off, name) \
+ seq_printf(file, #name ":\t%llu\n", dev->stats.grp[off])
+
+ stat_printf(rx_stat, 0, rx_crc_err);
+ stat_printf(rx_stat, 1, rx_phy_err);
+ stat_printf(rx_stat, 2, rx_false_cca);
+ stat_printf(rx_stat, 3, rx_plcp_err);
+ stat_printf(rx_stat, 4, rx_fifo_overflow);
+ stat_printf(rx_stat, 5, rx_duplicate);
+
+ stat_printf(tx_stat, 0, tx_fail_cnt);
+ stat_printf(tx_stat, 1, tx_bcn_cnt);
+ stat_printf(tx_stat, 2, tx_success);
+ stat_printf(tx_stat, 3, tx_retransmit);
+ stat_printf(tx_stat, 4, tx_zero_len);
+ stat_printf(tx_stat, 5, tx_underflow);
+
+ stat_printf(aggr_stat, 0, non_aggr_tx);
+ stat_printf(aggr_stat, 1, aggr_tx);
+
+ stat_printf(zero_len_del, 0, tx_zero_len_del);
+ stat_printf(zero_len_del, 1, rx_zero_len_del);
+#undef stat_printf
+
+ seq_puts(file, "Aggregations stats:\n");
+ for (i = 0; i < 4; i++) {
+ for (j = 0; j < 8; j++)
+ seq_printf(file, "%08llx ",
+ dev->stats.aggr_n[i * 8 + j]);
+ seq_putc(file, '\n');
+ }
+
+ seq_printf(file, "recent average AMPDU len: %d\n",
+ atomic_read(&dev->avg_ampdu_len));
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(mt7601u_ampdu_stat);
+
+static int
+mt7601u_eeprom_param_show(struct seq_file *file, void *data)
+{
+ struct mt7601u_dev *dev = file->private;
+ struct mt7601u_rate_power *rp = &dev->ee->power_rate_table;
+ struct tssi_data *td = &dev->ee->tssi_data;
+ int i;
+
+ seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off);
+ seq_printf(file, "RSSI offset: %hhx %hhx\n",
+ dev->ee->rssi_offset[0], dev->ee->rssi_offset[1]);
+ seq_printf(file, "Reference temp: %hhx\n", dev->ee->ref_temp);
+ seq_printf(file, "LNA gain: %hhx\n", dev->ee->lna_gain);
+ seq_printf(file, "Reg channels: %hhu-%d\n", dev->ee->reg.start,
+ dev->ee->reg.start + dev->ee->reg.num - 1);
+
+ seq_puts(file, "Per rate power:\n");
+ for (i = 0; i < 2; i++)
+ seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
+ rp->cck[i].raw, rp->cck[i].bw20, rp->cck[i].bw40);
+ for (i = 0; i < 4; i++)
+ seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
+ rp->ofdm[i].raw, rp->ofdm[i].bw20, rp->ofdm[i].bw40);
+ for (i = 0; i < 4; i++)
+ seq_printf(file, "\t raw:%02hhx bw20:%02hhx bw40:%02hhx\n",
+ rp->ht[i].raw, rp->ht[i].bw20, rp->ht[i].bw40);
+
+ seq_puts(file, "Per channel power:\n");
+ for (i = 0; i < 7; i++)
+ seq_printf(file, "\t tx_power ch%u:%02hhx ch%u:%02hhx\n",
+ i * 2 + 1, dev->ee->chan_pwr[i * 2],
+ i * 2 + 2, dev->ee->chan_pwr[i * 2 + 1]);
+
+ if (!dev->ee->tssi_enabled)
+ return 0;
+
+ seq_puts(file, "TSSI:\n");
+ seq_printf(file, "\t slope:%02hhx\n", td->slope);
+ seq_printf(file, "\t offset=%02hhx %02hhx %02hhx\n",
+ td->offset[0], td->offset[1], td->offset[2]);
+ seq_printf(file, "\t delta_off:%08x\n", td->tx0_delta_offset);
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(mt7601u_eeprom_param);
+
+void mt7601u_init_debugfs(struct mt7601u_dev *dev)
+{
+ struct dentry *dir;
+
+ dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir);
+
+ debugfs_create_u8("temperature", 0400, dir, &dev->raw_temp);
+ debugfs_create_u32("temp_mode", 0400, dir, &dev->temp_mode);
+
+ debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg);
+ debugfs_create_file("regval", 0600, dir, dev, &fops_regval);
+ debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt7601u_ampdu_stat_fops);
+ debugfs_create_file("eeprom_param", 0400, dir, dev, &mt7601u_eeprom_param_fops);
+}