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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c417
1 files changed, 417 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
new file mode 100644
index 000000000..00ba550fc
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c
@@ -0,0 +1,417 @@
+// SPDX-License-Identifier: ISC
+
+#include "mt7615.h"
+
+static int
+mt7615_radar_pattern_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+ int err;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ mt7615_mutex_acquire(dev);
+ err = mt7615_mcu_rdd_send_pattern(dev);
+ mt7615_mutex_release(dev);
+
+ return err;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_pattern, NULL,
+ mt7615_radar_pattern_set, "%lld\n");
+
+static int
+mt7615_scs_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+ struct mt7615_phy *ext_phy;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ mt7615_mac_set_scs(&dev->phy, val);
+ ext_phy = mt7615_ext_phy(dev);
+ if (ext_phy)
+ mt7615_mac_set_scs(ext_phy, val);
+
+ return 0;
+}
+
+static int
+mt7615_scs_get(void *data, u64 *val)
+{
+ struct mt7615_dev *dev = data;
+
+ *val = dev->phy.scs_en;
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_scs, mt7615_scs_get,
+ mt7615_scs_set, "%lld\n");
+
+static int
+mt7615_pm_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ return mt7615_pm_set_enable(dev, val);
+}
+
+static int
+mt7615_pm_get(void *data, u64 *val)
+{
+ struct mt7615_dev *dev = data;
+
+ *val = dev->pm.enable;
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_pm, mt7615_pm_get, mt7615_pm_set, "%lld\n");
+
+static int
+mt7615_pm_idle_timeout_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+
+ dev->pm.idle_timeout = msecs_to_jiffies(val);
+
+ return 0;
+}
+
+static int
+mt7615_pm_idle_timeout_get(void *data, u64 *val)
+{
+ struct mt7615_dev *dev = data;
+
+ *val = jiffies_to_msecs(dev->pm.idle_timeout);
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_pm_idle_timeout, mt7615_pm_idle_timeout_get,
+ mt7615_pm_idle_timeout_set, "%lld\n");
+
+static int
+mt7615_dbdc_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ if (val)
+ mt7615_register_ext_phy(dev);
+ else
+ mt7615_unregister_ext_phy(dev);
+
+ return 0;
+}
+
+static int
+mt7615_dbdc_get(void *data, u64 *val)
+{
+ struct mt7615_dev *dev = data;
+
+ *val = !!mt7615_ext_phy(dev);
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_dbdc, mt7615_dbdc_get,
+ mt7615_dbdc_set, "%lld\n");
+
+static int
+mt7615_fw_debug_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ dev->fw_debug = val;
+
+ mt7615_mutex_acquire(dev);
+ mt7615_mcu_fw_log_2_host(dev, dev->fw_debug ? 2 : 0);
+ mt7615_mutex_release(dev);
+
+ return 0;
+}
+
+static int
+mt7615_fw_debug_get(void *data, u64 *val)
+{
+ struct mt7615_dev *dev = data;
+
+ *val = dev->fw_debug;
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_fw_debug, mt7615_fw_debug_get,
+ mt7615_fw_debug_set, "%lld\n");
+
+static int
+mt7615_reset_test_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+ struct sk_buff *skb;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ skb = alloc_skb(1, GFP_KERNEL);
+ if (!skb)
+ return -ENOMEM;
+
+ skb_put(skb, 1);
+
+ mt7615_mutex_acquire(dev);
+ mt76_tx_queue_skb_raw(dev, 0, skb, 0);
+ mt7615_mutex_release(dev);
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_reset_test, NULL,
+ mt7615_reset_test_set, "%lld\n");
+
+static void
+mt7615_ampdu_stat_read_phy(struct mt7615_phy *phy,
+ struct seq_file *file)
+{
+ struct mt7615_dev *dev = file->private;
+ u32 reg = is_mt7663(&dev->mt76) ? MT_MIB_ARNG(0) : MT_AGG_ASRCR0;
+ bool ext_phy = phy != &dev->phy;
+ int bound[7], i, range;
+
+ if (!phy)
+ return;
+
+ range = mt76_rr(dev, reg);
+ for (i = 0; i < 4; i++)
+ bound[i] = MT_AGG_ASRCR_RANGE(range, i) + 1;
+
+ range = mt76_rr(dev, reg + 4);
+ for (i = 0; i < 3; i++)
+ bound[i + 4] = MT_AGG_ASRCR_RANGE(range, i) + 1;
+
+ seq_printf(file, "\nPhy %d\n", ext_phy);
+
+ seq_printf(file, "Length: %8d | ", bound[0]);
+ for (i = 0; i < ARRAY_SIZE(bound) - 1; i++)
+ seq_printf(file, "%3d -%3d | ",
+ bound[i], bound[i + 1]);
+ seq_puts(file, "\nCount: ");
+
+ range = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
+ for (i = 0; i < ARRAY_SIZE(bound); i++)
+ seq_printf(file, "%8d | ", dev->mt76.aggr_stats[i + range]);
+ seq_puts(file, "\n");
+
+ seq_printf(file, "BA miss count: %d\n", phy->mib.ba_miss_cnt);
+ seq_printf(file, "PER: %ld.%1ld%%\n",
+ phy->mib.aggr_per / 10, phy->mib.aggr_per % 10);
+}
+
+static int
+mt7615_ampdu_stat_show(struct seq_file *file, void *data)
+{
+ struct mt7615_dev *dev = file->private;
+
+ mt7615_mutex_acquire(dev);
+
+ mt7615_ampdu_stat_read_phy(&dev->phy, file);
+ mt7615_ampdu_stat_read_phy(mt7615_ext_phy(dev), file);
+
+ mt7615_mutex_release(dev);
+
+ return 0;
+}
+
+DEFINE_SHOW_ATTRIBUTE(mt7615_ampdu_stat);
+
+static void
+mt7615_radio_read_phy(struct mt7615_phy *phy, struct seq_file *s)
+{
+ struct mt7615_dev *dev = dev_get_drvdata(s->private);
+ bool ext_phy = phy != &dev->phy;
+
+ if (!phy)
+ return;
+
+ seq_printf(s, "Radio %d sensitivity: ofdm=%d cck=%d\n", ext_phy,
+ phy->ofdm_sensitivity, phy->cck_sensitivity);
+ seq_printf(s, "Radio %d false CCA: ofdm=%d cck=%d\n", ext_phy,
+ phy->false_cca_ofdm, phy->false_cca_cck);
+}
+
+static int
+mt7615_radio_read(struct seq_file *s, void *data)
+{
+ struct mt7615_dev *dev = dev_get_drvdata(s->private);
+
+ mt7615_radio_read_phy(&dev->phy, s);
+ mt7615_radio_read_phy(mt7615_ext_phy(dev), s);
+
+ return 0;
+}
+
+static int mt7615_read_temperature(struct seq_file *s, void *data)
+{
+ struct mt7615_dev *dev = dev_get_drvdata(s->private);
+ int temp;
+
+ if (!mt7615_wait_for_mcu_init(dev))
+ return 0;
+
+ /* cpu */
+ mt7615_mutex_acquire(dev);
+ temp = mt7615_mcu_get_temperature(dev, 0);
+ mt7615_mutex_release(dev);
+
+ seq_printf(s, "Temperature: %d\n", temp);
+
+ return 0;
+}
+
+static int
+mt7615_queues_acq(struct seq_file *s, void *data)
+{
+ struct mt7615_dev *dev = dev_get_drvdata(s->private);
+ int i;
+
+ mt7615_mutex_acquire(dev);
+
+ for (i = 0; i < 16; i++) {
+ int j, wmm_idx = i % MT7615_MAX_WMM_SETS;
+ int acs = i / MT7615_MAX_WMM_SETS;
+ u32 ctrl, val, qlen = 0;
+
+ val = mt76_rr(dev, MT_PLE_AC_QEMPTY(acs, wmm_idx));
+ ctrl = BIT(31) | BIT(15) | (acs << 8);
+
+ for (j = 0; j < 32; j++) {
+ if (val & BIT(j))
+ continue;
+
+ mt76_wr(dev, MT_PLE_FL_Q0_CTRL,
+ ctrl | (j + (wmm_idx << 5)));
+ qlen += mt76_get_field(dev, MT_PLE_FL_Q3_CTRL,
+ GENMASK(11, 0));
+ }
+ seq_printf(s, "AC%d%d: queued=%d\n", wmm_idx, acs, qlen);
+ }
+
+ mt7615_mutex_release(dev);
+
+ return 0;
+}
+
+static int
+mt7615_queues_read(struct seq_file *s, void *data)
+{
+ struct mt7615_dev *dev = dev_get_drvdata(s->private);
+ static const struct {
+ char *queue;
+ int id;
+ } queue_map[] = {
+ { "PDMA0", MT_TXQ_BE },
+ { "MCUQ", MT_TXQ_MCU },
+ { "MCUFWQ", MT_TXQ_FWDL },
+ };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(queue_map); i++) {
+ struct mt76_queue *q = dev->mt76.q_tx[queue_map[i].id];
+
+ if (!q)
+ continue;
+
+ seq_printf(s,
+ "%s: queued=%d head=%d tail=%d\n",
+ queue_map[i].queue, q->queued, q->head,
+ q->tail);
+ }
+
+ return 0;
+}
+
+static int
+mt7615_rf_reg_set(void *data, u64 val)
+{
+ struct mt7615_dev *dev = data;
+
+ mt7615_rf_wr(dev, dev->debugfs_rf_wf, dev->debugfs_rf_reg, val);
+
+ return 0;
+}
+
+static int
+mt7615_rf_reg_get(void *data, u64 *val)
+{
+ struct mt7615_dev *dev = data;
+
+ *val = mt7615_rf_rr(dev, dev->debugfs_rf_wf, dev->debugfs_rf_reg);
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_rf_reg, mt7615_rf_reg_get, mt7615_rf_reg_set,
+ "0x%08llx\n");
+
+int mt7615_init_debugfs(struct mt7615_dev *dev)
+{
+ struct dentry *dir;
+
+ dir = mt76_register_debugfs(&dev->mt76);
+ if (!dir)
+ return -ENOMEM;
+
+ if (is_mt7615(&dev->mt76))
+ debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir,
+ mt7615_queues_read);
+ else
+ debugfs_create_devm_seqfile(dev->mt76.dev, "xmit-queues", dir,
+ mt76_queues_read);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "acq", dir,
+ mt7615_queues_acq);
+ debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt7615_ampdu_stat_fops);
+ debugfs_create_file("scs", 0600, dir, dev, &fops_scs);
+ debugfs_create_file("dbdc", 0600, dir, dev, &fops_dbdc);
+ debugfs_create_file("fw_debug", 0600, dir, dev, &fops_fw_debug);
+ debugfs_create_file("runtime-pm", 0600, dir, dev, &fops_pm);
+ debugfs_create_file("idle-timeout", 0600, dir, dev,
+ &fops_pm_idle_timeout);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "radio", dir,
+ mt7615_radio_read);
+ debugfs_create_u32("dfs_hw_pattern", 0400, dir, &dev->hw_pattern);
+ /* test pattern knobs */
+ debugfs_create_u8("pattern_len", 0600, dir,
+ &dev->radar_pattern.n_pulses);
+ debugfs_create_u32("pulse_period", 0600, dir,
+ &dev->radar_pattern.period);
+ debugfs_create_u16("pulse_width", 0600, dir,
+ &dev->radar_pattern.width);
+ debugfs_create_u16("pulse_power", 0600, dir,
+ &dev->radar_pattern.power);
+ debugfs_create_file("radar_trigger", 0200, dir, dev,
+ &fops_radar_pattern);
+ debugfs_create_file("reset_test", 0200, dir, dev,
+ &fops_reset_test);
+ debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir,
+ mt7615_read_temperature);
+
+ debugfs_create_u32("rf_wfidx", 0600, dir, &dev->debugfs_rf_wf);
+ debugfs_create_u32("rf_regidx", 0600, dir, &dev->debugfs_rf_reg);
+ debugfs_create_file_unsafe("rf_regval", 0600, dir, dev,
+ &fops_rf_reg);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mt7615_init_debugfs);