From: 胡连勤 <hulianqin@vivo.com>
To: "perex@perex.cz" <perex@perex.cz>,
"tiwai@suse.com" <tiwai@suse.com>, Rong Zhang <i@rong.moe>
Cc: "linux-sound@vger.kernel.org" <linux-sound@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
胡连勤 <hulianqin@vivo.com>
Subject: [PATCH v2] ALSA: usb-audio: Add iface reset and delay quirk for JKY Technology Q2A
Date: Fri, 24 Jul 2026 12:46:33 +0000 [thread overview]
Message-ID: <TYUPR06MB6217566CFD33F57D3AE46816D2CF2@TYUPR06MB6217.apcprd06.prod.outlook.com> (raw)
Setting up the interface when suspended/resuming fails on this card.
Adding a reset and delay quirk will eliminate this problem.
Note: This device's VID conflicts with Apple's (0x05ac).
usb 1-1: New USB device found, idVendor=05ac, idProduct=110b
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: Q2A
usb 1-1: Manufacturer: JKY Technology
usb 1-1: SerialNumber: 330270D2251225
Suggested-by: Rong Zhang <i@rong.moe>
Signed-off-by: Lianqin Hu <hulianqin@vivo.com>
---
Changes in v2:
- Remove matching Product
- manufacturer,product (new line)
- Add VID conflict information to code comments
- Link to v1: https://lore.kernel.org/all/TYUPR06MB6217BD7BF1AE9B308295FFFCD2CF2@TYUPR06MB6217.apcprd06.prod.outlook.com/
sound/usb/quirks.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 0de7c9d94259..13863e966347 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -2200,6 +2200,9 @@ struct usb_audio_quirk_flags_table {
static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
/* Device and string descriptor matches */
+ DEVICE_STRING_FLG(0x05ac, 0x110b, /* VID conflicts with Apple */
+ "JKY Technology", NULL, /* Q2A */
+ QUIRK_FLAG_FORCE_IFACE_RESET | QUIRK_FLAG_IFACE_DELAY),
/* Device matches */
DEVICE_FLG(0x001f, 0x0b21, /* AB13X USB Audio */
--
2.39.0
next reply other threads:[~2026-07-24 12:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-24 12:46 胡连勤 [this message]
2026-07-24 13:39 ` Rong Zhang
2026-07-26 6:54 ` Takashi Iwai
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