openwrt/target/linux/bcm27xx/patches-5.10/950-0548-r8152-enable-U1-U2-for-USB_SPEED_SUPER.patch

From 69b4339c0b9f3edc6a8f681f05efaaf4add1bb0e Mon Sep 17 00:00:00 2001
From: Hayes Wang <hayeswang@realtek.com>
Date: Fri, 19 Feb 2021 17:04:40 +0800
Subject: [PATCH] r8152: enable U1/U2 for USB_SPEED_SUPER

commit 7a0ae61acde2cebd69665837170405eced86a6c7 upstream.

U1/U2 shoued be enabled for USB 3.0 or later. The USB 2.0 doesn't
support it.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 drivers/net/usb/r8152.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3336,7 +3336,7 @@ static void rtl8153b_runtime_enable(stru
 		r8153b_ups_en(tp, false);
 		r8153_queue_wake(tp, false);
 		rtl_runtime_suspend_enable(tp, false);
-		if (tp->udev->speed != USB_SPEED_HIGH)
+		if (tp->udev->speed >= USB_SPEED_SUPER)
 			r8153b_u1u2en(tp, true);
 	}
 }
@@ -5029,7 +5029,7 @@ static void rtl8153b_up(struct r8152 *tp
 
 	r8153_aldps_en(tp, true);
 
-	if (tp->udev->speed != USB_SPEED_HIGH)
+	if (tp->udev->speed >= USB_SPEED_SUPER)
 		r8153b_u1u2en(tp, true);
 }
 
@@ -5571,8 +5571,9 @@ static void r8153b_init(struct r8152 *tp
 	ocp_data |= POLL_LINK_CHG;
 	ocp_write_word(tp, MCU_TYPE_PLA, PLA_EXTRA_STATUS, ocp_data);
 
-	if (tp->udev->speed != USB_SPEED_HIGH)
+	if (tp->udev->speed >= USB_SPEED_SUPER)
 		r8153b_u1u2en(tp, true);
+
 	usb_enable_lpm(tp->udev);
 
 	/* MAC clock speed down */