Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   penghao <penghao@uniontech.com>
To:     perex@perex.cz, tiwai@suse.com
Cc:     alexander@tsoy.me, dan.carpenter@oracle.com, crwulff@gmail.com,
        penghao@uniontech.com, gustavoars@kernel.org,
        alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: [PATCH] ALSA: usb-audio: Add prevent wakeup from s3 state trig by Lenovo ThinkCentre TI024Gen3 USB-audio
Date:   Wed, 19 Aug 2020 19:57:57 +0800
Message-Id: <20200819115757.23168-1-penghao@uniontech.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

TI024Gen3 USB-audio is controlled by TI024Gen3,when TI024Gens
enter sleep mode, USB-audio will disconnect from USB bus port,
wakup form s3 state

Signed-off-by: penghao <penghao@uniontech.com>
---
 sound/usb/card.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sound/usb/card.c b/sound/usb/card.c
index 696e788c5d31..6bdbb34009b3 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -658,6 +658,12 @@ static int usb_audio_probe(struct usb_interface *intf,
 	}
 
 	dev_set_drvdata(&dev->dev, chip);
+	/*
+	 *ALSA: usb-audio: Add prevent wakeup from s3 state trig by Lenovo
+	 *ThinkCentre TI024Gen3 usb-audio
+	 */
+	if ((usb_id->idVendor == 0x17ef) && (usb_id->idProduct == 0xa012))
+		device_set_wakeup_enable(＆dev->dev, 0);
 
 	/*
 	 * For devices with more than one control interface, we assume the
-- 
2.11.0