recipes-wifi/linux-mt76/files/patches/1032-wifi-mt76-mt7915-add-txpower-info-dump-support.patch

From a47fd43195b6f5b1b9c0b29e1bad986818d57404 Mon Sep 17 00:00:00 2001
From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
Date: Tue, 11 Jul 2023 17:06:04 +0800
Subject: [PATCH] wifi: mt76: mt7915: add txpower info dump support

Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
---
 mt7915/debugfs.c | 87 ++++++++++++++++++++++++++++++++++++++++++++++++
 mt7915/mcu.c     |  2 ++
 mt7915/mcu.h     |  3 +-
 3 files changed, 91 insertions(+), 1 deletion(-)

diff --git a/mt7915/debugfs.c b/mt7915/debugfs.c
index 99ce0a9..592fc08 100644
--- a/mt7915/debugfs.c
+++ b/mt7915/debugfs.c
@@ -1254,6 +1254,91 @@ mt7915_txpower_path_show(struct seq_file *file, void *data)
 
 DEFINE_SHOW_ATTRIBUTE(mt7915_txpower_path);
 
+static int
+mt7915_txpower_info_show(struct seq_file *file, void *data)
+{
+	struct mt7915_phy *phy = file->private;
+	struct {
+		u8 category;
+		u8 rsv1;
+
+		/* basic info */
+		u8 band_idx;
+		u8 band;
+
+		/* board type info */
+		bool is_epa;
+		bool is_elna;
+
+		/* power percentage info */
+		bool percentage_ctrl_enable;
+		s8 power_drop_level;
+
+		/* frond-end loss TX info */
+		s8 front_end_loss_tx[4];
+
+		/* frond-end loss RX info */
+		s8 front_end_loss_rx[4];
+
+		/* thermal info */
+		bool thermal_compensate_enable;
+		s8 thermal_compensate_value;
+		u8 rsv2;
+
+		/* TX power max/min limit info */
+		s8 max_power_bound;
+		s8 min_power_bound;
+
+		/* power limit info */
+		bool sku_enable;
+		bool bf_backoff_enable;
+
+		/* MU TX power info */
+		bool mu_tx_power_manual_enable;
+		s8 mu_tx_power_auto;
+		s8 mu_tx_power_manual;
+		u8 rsv3;
+	} __packed basic_info = {};
+	int ret;
+
+	ret = mt7915_mcu_get_txpower_sku(phy, (s8 *)&basic_info, sizeof(basic_info),
+					 TX_POWER_INFO_BASIC);
+	if (ret || basic_info.category != TX_POWER_INFO_BASIC)
+		goto out;
+
+	seq_puts(file, "======================== BASIC INFO ========================\n");
+	seq_printf(file, "    Band Index: %d, Channel Band: %d\n",
+		   basic_info.band_idx, basic_info.band);
+	seq_printf(file, "    PA Type: %s\n", basic_info.is_epa ? "ePA" : "iPA");
+	seq_printf(file, "    LNA Type: %s\n", basic_info.is_elna ? "eLNA" : "iLNA");
+	seq_puts(file, "------------------------------------------------------------\n");
+	seq_printf(file, "    SKU: %s\n", basic_info.sku_enable ? "enable" : "disable");
+	seq_printf(file, "    Percentage Control: %s\n",
+		   basic_info.percentage_ctrl_enable ? "enable" : "disable");
+	seq_printf(file, "    Power Drop: %d [dBm]\n", basic_info.power_drop_level >> 1);
+	seq_printf(file, "    Backoff: %s\n",
+		   basic_info.bf_backoff_enable ? "enable" : "disable");
+	seq_printf(file, "    TX Front-end Loss:  %d, %d, %d, %d\n",
+		   basic_info.front_end_loss_tx[0], basic_info.front_end_loss_tx[1],
+		   basic_info.front_end_loss_tx[2], basic_info.front_end_loss_tx[3]);
+	seq_printf(file, "    RX Front-end Loss:  %d, %d, %d, %d\n",
+		   basic_info.front_end_loss_rx[0], basic_info.front_end_loss_rx[1],
+		   basic_info.front_end_loss_rx[2], basic_info.front_end_loss_rx[3]);
+	seq_printf(file, "    MU TX Power Mode:  %s\n",
+		   basic_info.mu_tx_power_manual_enable ? "manual" : "auto");
+	seq_printf(file, "    MU TX Power (Auto / Manual): %d / %d [0.5 dBm]\n",
+		   basic_info.mu_tx_power_auto, basic_info.mu_tx_power_manual);
+	seq_printf(file, "    Thermal Compensation:  %s\n",
+		   basic_info.thermal_compensate_enable ? "enable" : "disable");
+	seq_printf(file, "    Theraml Compensation Value: %d\n",
+		   basic_info.thermal_compensate_value);
+
+out:
+	return ret;
+}
+
+DEFINE_SHOW_ATTRIBUTE(mt7915_txpower_info);
+
 static int
 mt7915_twt_stats(struct seq_file *s, void *data)
 {
@@ -1343,6 +1428,8 @@ int mt7915_init_debugfs(struct mt7915_phy *phy)
 			    &mt7915_txpower_fops);
 	debugfs_create_file("txpower_path", 0400, dir, phy,
 			    &mt7915_txpower_path_fops);
+	debugfs_create_file("txpower_info", 0400, dir, phy,
+			    &mt7915_txpower_info_fops);
 	debugfs_create_devm_seqfile(dev->mt76.dev, "twt_stats", dir,
 				    mt7915_twt_stats);
 	debugfs_create_file("rf_regval", 0600, dir, dev, &fops_rf_regval);
diff --git a/mt7915/mcu.c b/mt7915/mcu.c
index 8a5bc0c..995c568 100644
--- a/mt7915/mcu.c
+++ b/mt7915/mcu.c
@@ -3466,6 +3466,8 @@ int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len,
 			txpower[i] = res[i][req.band_idx];
 	} else if (category == TX_POWER_INFO_PATH) {
 		memcpy(txpower, skb->data + 4, len);
+	} else if (category == TX_POWER_INFO_BASIC) {
+		memcpy(txpower, skb->data, len);
 	}
 
 	dev_kfree_skb(skb);
diff --git a/mt7915/mcu.h b/mt7915/mcu.h
index 7febe65..f38420c 100644
--- a/mt7915/mcu.h
+++ b/mt7915/mcu.h
@@ -510,7 +510,8 @@ enum {
 };
 
 enum {
-	TX_POWER_INFO_PATH = 1,
+	TX_POWER_INFO_BASIC,
+	TX_POWER_INFO_PATH,
 	TX_POWER_INFO_RATE,
 };
 
-- 
2.18.0