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From:   <tehuang@realtek.com>
To:     <kvalo@codeaurora.org>, <yhchuang@realtek.com>
CC:     <linux-wireless@vger.kernel.org>
Subject: [PATCH 5/5] rtw88: show current regulatory in tx power table
Date:   Fri, 25 Sep 2020 14:12:19 +0800
Message-ID: <20200925061219.23754-6-tehuang@realtek.com>
In-Reply-To: <20200925061219.23754-1-tehuang@realtek.com>
References: <20200925061219.23754-1-tehuang@realtek.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

From: Tzu-En Huang <tehuang@realtek.com>

In the transmit power table, it is important to know what the regulatory
currently is. For different regulatories, there are different
transmit power limits. Show which regulatory the driver is currently
using.

Change-Id: Id92aa6a833053fbf0b065c9ff946d7d4722897fd
Signed-off-by: Tzu-En Huang <tehuang@realtek.com>
---
 drivers/net/wireless/realtek/rtw88/debug.c | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c
index bff6ce19345a..3852c4f0ac0b 100644
--- a/drivers/net/wireless/realtek/rtw88/debug.c
+++ b/drivers/net/wireless/realtek/rtw88/debug.c
@@ -544,6 +544,28 @@ static void rtw_print_rate(struct seq_file *m, u8 rate)
 	}
 }
 
+#define case_REGD(src) \
+	case RTW_REGD_##src: return #src
+
+static const char *rtw_get_regd_string(u8 regd)
+{
+	switch (regd) {
+	case_REGD(FCC);
+	case_REGD(MKK);
+	case_REGD(ETSI);
+	case_REGD(IC);
+	case_REGD(KCC);
+	case_REGD(ACMA);
+	case_REGD(CHILE);
+	case_REGD(UKRAINE);
+	case_REGD(MEXICO);
+	case_REGD(CN);
+	case_REGD(WW);
+	default:
+		return "Unknown";
+	}
+}
+
 static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v)
 {
 	struct rtw_debugfs_priv *debugfs_priv = m->private;
@@ -555,6 +577,7 @@ static int rtw_debugfs_get_tx_pwr_tbl(struct seq_file *m, void *v)
 	u8 ch = hal->current_channel;
 	u8 regd = rtwdev->regd.txpwr_regd;
 
+	seq_printf(m, "regulatory: %s\n", rtw_get_regd_string(regd));
 	seq_printf(m, "%-4s %-10s %-3s%6s %-4s %4s (%-4s %-4s) %-4s\n",
 		   "path", "rate", "pwr", "", "base", "", "byr", "lmt", "rem");
 
-- 
2.17.1