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 11:34:46 +0800 [thread overview]
Message-ID: <20200819033446.7897-1-penghao@uniontech.com> (raw)
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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
next reply other threads:[~2020-08-19 3:35 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-19 3:34 penghao [this message]
2020-08-19 11:57 penghao
2020-08-19 17:18 ` Takashi Iwai
2020-08-19 18:10 ` Kai-Heng Feng
2020-08-20 1:42 ` Hui Wang
2020-08-19 17:21 ` kernel test robot
2020-08-19 19:35 ` kernel test robot
2020-08-19 19:47 ` kernel test robot
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