mt76x2: add debugfs entry to enable/disable per packet TPC

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
openwrt · Aug 25, 2016 · c3127d2 · c3127d2
1 parent 2637e6b
commit c3127d2
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Showing 3 changed files with 5 additions and 1 deletion.
diff --git a/mt76x2.h b/mt76x2.h
@@ -122,6 +122,7 @@ struct mt76x2_dev {
 	s8 target_power;
 	s8 target_power_delta[2];
 	struct mt76_rate_power rate_power;
+	bool enable_tpc;
 
 	u8 coverage_class;
 	u8 slottime;

diff --git a/mt76x2_debugfs.c b/mt76x2_debugfs.c
@@ -93,6 +93,7 @@ void mt76x2_init_debugfs(struct mt76x2_dev *dev)
 		return;
 
 	debugfs_create_u8("temperature", S_IRUSR, dir, &dev->cal.temp);
+	debugfs_create_bool("tpc", S_IRUSR | S_IWUSR, dir, &dev->enable_tpc);
 
 	debugfs_create_file("ampdu_stat", S_IRUSR, dir, dev, &fops_ampdu_stat);
 	debugfs_create_devm_seqfile(dev->mt76.dev, "txpower", dir, read_txpower);

diff --git a/mt76x2_tx.c b/mt76x2_tx.c
@@ -104,7 +104,9 @@ s8 mt76x2_tx_get_txpwr_adj(struct mt76x2_dev *dev, s8 txpwr, s8 max_txpwr_adj)
 	txpwr -= (dev->target_power + dev->target_power_delta[0]);
 	txpwr = min_t(s8, txpwr, max_txpwr_adj);
 
-	if (txpwr >= 0)
+	if (!dev->enable_tpc)
+		return 0;
+	else if (txpwr >= 0)
 		return min_t(s8, txpwr, 7);
 	else
 		return (txpwr < -16) ? 8 : (txpwr + 32) / 2;