mirror of
https://github.com/outbackdingo/mt76.git
synced 2026-10-24 21:36:52 +00:00
Felix Fietkau
0a53dcda52
If the minimum power is raised too much, it can make it impossible for weaker clients to connect, and there are some scenarios where the false detects will not go down no matter how much the sensitivity is adjusted. Fixes connectivity issues in some rare cases Signed-off-by: Felix Fietkau <[email protected]>
129 lines
3.1 KiB
C
129 lines
3.1 KiB
C
// SPDX-License-Identifier: ISC
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#include "mt7603.h"
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static int
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mt7603_reset_read(struct seq_file *s, void *data)
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{
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struct mt7603_dev *dev = dev_get_drvdata(s->private);
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static const char * const reset_cause_str[] = {
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[RESET_CAUSE_TX_HANG] = "TX hang",
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[RESET_CAUSE_TX_BUSY] = "TX DMA busy stuck",
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[RESET_CAUSE_RX_BUSY] = "RX DMA busy stuck",
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[RESET_CAUSE_RX_PSE_BUSY] = "RX PSE busy stuck",
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[RESET_CAUSE_BEACON_STUCK] = "Beacon stuck",
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[RESET_CAUSE_MCU_HANG] = "MCU hang",
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[RESET_CAUSE_RESET_FAILED] = "PSE reset failed",
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};
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int i;
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for (i = 0; i < ARRAY_SIZE(reset_cause_str); i++) {
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if (!reset_cause_str[i])
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continue;
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seq_printf(s, "%20s: %u\n", reset_cause_str[i],
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dev->reset_cause[i]);
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}
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return 0;
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}
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static int
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mt7603_radio_read(struct seq_file *s, void *data)
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{
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struct mt7603_dev *dev = dev_get_drvdata(s->private);
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seq_printf(s, "Sensitivity: %d\n", dev->sensitivity);
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seq_printf(s, "False CCA: ofdm=%d cck=%d\n",
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dev->false_cca_ofdm, dev->false_cca_cck);
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return 0;
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}
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static int
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mt7603_edcca_set(void *data, u64 val)
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{
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struct mt7603_dev *dev = data;
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mutex_lock(&dev->mt76.mutex);
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dev->ed_monitor_enabled = !!val;
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dev->ed_monitor = dev->ed_monitor_enabled &&
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dev->mt76.region == NL80211_DFS_ETSI;
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mt7603_init_edcca(dev);
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mutex_unlock(&dev->mt76.mutex);
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return 0;
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}
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static int
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mt7603_edcca_get(void *data, u64 *val)
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{
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struct mt7603_dev *dev = data;
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*val = dev->ed_monitor_enabled;
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return 0;
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}
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DEFINE_DEBUGFS_ATTRIBUTE(fops_edcca, mt7603_edcca_get,
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mt7603_edcca_set, "%lld\n");
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static int
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mt7603_ampdu_stat_read(struct seq_file *file, void *data)
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{
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struct mt7603_dev *dev = file->private;
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int bound[3], i, range;
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range = mt76_rr(dev, MT_AGG_ASRCR);
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for (i = 0; i < ARRAY_SIZE(bound); i++)
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bound[i] = MT_AGG_ASRCR_RANGE(range, i) + 1;
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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], bound[i + 1]);
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seq_puts(file, "\nCount: ");
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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]);
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seq_puts(file, "\n");
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return 0;
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}
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static int
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mt7603_ampdu_stat_open(struct inode *inode, struct file *f)
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{
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return single_open(f, mt7603_ampdu_stat_read, inode->i_private);
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}
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static const struct file_operations fops_ampdu_stat = {
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.open = mt7603_ampdu_stat_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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};
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void mt7603_init_debugfs(struct mt7603_dev *dev)
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{
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struct dentry *dir;
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dir = mt76_register_debugfs(&dev->mt76);
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if (!dir)
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return;
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debugfs_create_file("ampdu_stat", 0400, dir, dev, &fops_ampdu_stat);
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debugfs_create_devm_seqfile(dev->mt76.dev, "queues", dir,
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mt76_queues_read);
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debugfs_create_file("edcca", 0600, dir, dev, &fops_edcca);
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debugfs_create_u32("reset_test", 0600, dir, &dev->reset_test);
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debugfs_create_devm_seqfile(dev->mt76.dev, "reset", dir,
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mt7603_reset_read);
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debugfs_create_devm_seqfile(dev->mt76.dev, "radio", dir,
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mt7603_radio_read);
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debugfs_create_bool("dynamic_sensitivity", 0600, dir,
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&dev->dynamic_sensitivity);
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debugfs_create_u8("sensitivity_limit", 0600, dir,
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&dev->sensitivity_limit);
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}
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