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From: Chris Down <chris@chrisdown.name>
To: Takashi Iwai <tiwai@suse.de>
Cc: linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org,
	Takashi Iwai <tiwai@suse.com>
Subject: Re: [PATCH] usb-audio: Rate limit usb_set_interface error reporting
Date: Fri, 21 Apr 2023 16:16:59 +0100	[thread overview]
Message-ID: <ZEKo68jUGe1taYxz@chrisdown.name> (raw)
In-Reply-To: <87mt31qngg.wl-tiwai@suse.de>

Takashi Iwai writes:
>Hrm, is "usb 3-7.1.4" really the USB audio device?  The previous
>errors like "Unable to submit urb #2..." are certainly for USB audio,
>and those are with "usb 3-7.4".

There are two USB audio devices -- 3-7.1.4 is input, 3-7.4 is output.

     % dmesg --notime | grep -e 'usb 3-7.4' -e 'usb 3-7.1.4' | grep Product: | sort | uniq
     usb 3-7.1.4: Product: USB2.0 Microphone
     usb 3-7.4: Product: USB Audio Device

Thanks,

Chris

WARNING: multiple messages have this Message-ID (diff)
From: Chris Down <chris@chrisdown.name>
To: Takashi Iwai <tiwai@suse.de>
Cc: linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>
Subject: Re: [PATCH] usb-audio: Rate limit usb_set_interface error reporting
Date: Fri, 21 Apr 2023 16:16:59 +0100	[thread overview]
Message-ID: <ZEKo68jUGe1taYxz@chrisdown.name> (raw)
In-Reply-To: <87mt31qngg.wl-tiwai@suse.de>

Takashi Iwai writes:
>Hrm, is "usb 3-7.1.4" really the USB audio device?  The previous
>errors like "Unable to submit urb #2..." are certainly for USB audio,
>and those are with "usb 3-7.4".

There are two USB audio devices -- 3-7.1.4 is input, 3-7.4 is output.

     % dmesg --notime | grep -e 'usb 3-7.4' -e 'usb 3-7.1.4' | grep Product: | sort | uniq
     usb 3-7.1.4: Product: USB2.0 Microphone
     usb 3-7.4: Product: USB Audio Device

Thanks,

Chris

  reply	other threads:[~2023-04-21 15:18 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-21 14:38 [PATCH] usb-audio: Rate limit usb_set_interface error reporting Chris Down
2023-04-21 14:38 ` Chris Down
2023-04-21 14:42 ` Takashi Iwai
2023-04-21 14:42   ` Takashi Iwai
2023-04-21 14:48   ` Chris Down
2023-04-21 14:48     ` Chris Down
2023-04-21 15:11     ` Takashi Iwai
2023-04-21 15:11       ` Takashi Iwai
2023-04-21 15:16       ` Chris Down [this message]
2023-04-21 15:16         ` Chris Down
2023-04-21 15:37         ` Takashi Iwai
2023-04-21 15:37           ` Takashi Iwai

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