* [PATCH v2] ALSA: usb-audio: Add delay quirk for USB Audio Device
@ 2025-01-15 9:32 胡连勤
2025-01-15 9:46 ` Takashi Iwai
0 siblings, 1 reply; 2+ messages in thread
From: 胡连勤 @ 2025-01-15 9:32 UTC (permalink / raw)
To: perex@perex.cz, tiwai@suse.com, lina@asahilina.net,
mbarriolinares@gmail.com, wangdicheng@kylinos.cn,
cyan.vtb@gmail.com, dan.carpenter@linaro.org, bsevens@google.com
Cc: linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org,
胡连勤
From: Lianqin Hu <hulianqin@vivo.com>
Audio control requests that sets sampling frequency sometimes fail on
this card. Adding delay between control messages eliminates that problem.
usb 1-1: New USB device found, idVendor=0d8c, idProduct=0014
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 1-1: Product: USB Audio Device
usb 1-1: Manufacturer: C-Media Electronics Inc.
Signed-off-by: Lianqin Hu <hulianqin@vivo.com>
---
Changes in v2:
- Add device information to submission description
- Link to v1: https://lore.kernel.org/all/TYUPR06MB6217F6DFCF671E7B0E001D9ED2192@TYUPR06MB6217.apcprd06.prod.outlook.com/
sound/usb/quirks.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 8ba0aff8be2e..7968d6a2f592 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -2239,6 +2239,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_CTL_MSG_DELAY_1M),
DEVICE_FLG(0x0c45, 0x6340, /* Sonix HD USB Camera */
QUIRK_FLAG_GET_SAMPLE_RATE),
+ DEVICE_FLG(0x0d8c, 0x0014, /* USB Audio Device */
+ QUIRK_FLAG_CTL_MSG_DELAY_1M),
DEVICE_FLG(0x0ecb, 0x205c, /* JBL Quantum610 Wireless */
QUIRK_FLAG_FIXED_RATE),
DEVICE_FLG(0x0ecb, 0x2069, /* JBL Quantum810 Wireless */
--
2.39.0
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH v2] ALSA: usb-audio: Add delay quirk for USB Audio Device
2025-01-15 9:32 [PATCH v2] ALSA: usb-audio: Add delay quirk for USB Audio Device 胡连勤
@ 2025-01-15 9:46 ` Takashi Iwai
0 siblings, 0 replies; 2+ messages in thread
From: Takashi Iwai @ 2025-01-15 9:46 UTC (permalink / raw)
To: 胡连勤
Cc: perex@perex.cz, tiwai@suse.com, lina@asahilina.net,
mbarriolinares@gmail.com, wangdicheng@kylinos.cn,
cyan.vtb@gmail.com, dan.carpenter@linaro.org, bsevens@google.com,
linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org
On Wed, 15 Jan 2025 10:32:35 +0100,
胡连勤 wrote:
>
> From: Lianqin Hu <hulianqin@vivo.com>
>
> Audio control requests that sets sampling frequency sometimes fail on
> this card. Adding delay between control messages eliminates that problem.
>
> usb 1-1: New USB device found, idVendor=0d8c, idProduct=0014
> usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> usb 1-1: Product: USB Audio Device
> usb 1-1: Manufacturer: C-Media Electronics Inc.
>
> Signed-off-by: Lianqin Hu <hulianqin@vivo.com>
Thanks, applied now.
Takashi
^ permalink raw reply [flat|nested] 2+ messages in thread
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