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From: bugzilla-daemon@kernel.org
To: linux-usb@vger.kernel.org
Subject: [Bug 220027] USB 3.2 capture cards using incorrect USB speed
Date: Fri, 02 May 2025 15:19:50 +0000	[thread overview]
Message-ID: <bug-220027-208809-EfkGQ8lm56@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-220027-208809@https.bugzilla.kernel.org/>

https://bugzilla.kernel.org/show_bug.cgi?id=220027

--- Comment #8 from Niko (nrkowalski@gmail.com) ---
That fixed it!! 

Though only when using the USB3.2 ports.

[  251.355286] usb 2-1.2: new SuperSpeed Plus Gen 2x1 USB device number 3 using
xhci_hcd
[  251.410801] usb 2-1.2: new device idVendor 0fd9 idProduct 009b ( I adjusted
the format specifier for readability, to always be 2 bytes long ).
[  251.410817] usb 2-1.2: too lazy to get BOS descriptor or descriptor too
short
[  251.610011] usb 2-1.2: New USB device found, idVendor=0fd9, idProduct=009b,
bcdDevice= 0.02
[  251.610025] usb 2-1.2: New USB device strings: Mfr=6, Product=7,
SerialNumber=3
[  251.610032] usb 2-1.2: Product: Elgato 4K X
[  251.610037] usb 2-1.2: Manufacturer: Elgato
[  251.610042] usb 2-1.2: SerialNumber: A7SNB504228NRE
[  251.690762] uvcvideo 2-1.2:1.1: Unknown video format
30313050-0000-0010-8000-00aa00389b71
[  251.690788] usb 2-1.2: Found UVC 1.00 device Elgato 4K X (0fd9:009b)
[  251.901185] usb 2-1.2: 3:2: failed to get current value for ch 0 (-22)
[  260.424232] retire_capture_urb: 18 callbacks suppressed


/:  Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/2p, 10000M
    |__ Port 001: Dev 002, If 0, Class=Hub, Driver=hub/2p, 10000M
        |__ Port 002: Dev 003, If 0, Class=Video, Driver=uvcvideo, 10000M
        |__ Port 002: Dev 003, If 1, Class=Video, Driver=uvcvideo, 10000M
        |__ Port 002: Dev 003, If 2, Class=Audio, Driver=snd-usb-audio, 10000M
        |__ Port 002: Dev 003, If 3, Class=Audio, Driver=snd-usb-audio, 10000M


When using the USB4 port, the capture card is still only detected as a
SuperSpeed" device. Which must be do to another issue.

[    3.404518] usb 8-1: new SuperSpeed USB device number 2 using xhci_hcd
[    3.461502] usb 8-1: new device idVendor fd9 idProduct 9c
[    3.461514] usb 8-1: too lazy to get BOS descriptor or descriptor too short
[    3.537941] usb 8-1: New USB device found, idVendor=0fd9, idProduct=009c,
bcdDevice= 0.02
[    3.537948] usb 8-1: New USB device strings: Mfr=6, Product=7,
SerialNumber=3
[    3.537953] usb 8-1: Product: Elgato 4K X
[    3.537956] usb 8-1: Manufacturer: Elgato
[    3.537959] usb 8-1: SerialNumber: A7SNB504228NRE
[    6.175241] usb 8-1: Found UVC 1.00 device Elgato 4K X (0fd9:009c)
[    6.329905] usb 8-1: 3:2: failed to get current value for ch 0 (-22)

/:  Bus 008.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/1p, 10000M
    |__ Port 001: Dev 002, If 0, Class=Video, Driver=uvcvideo, 5000M
    |__ Port 001: Dev 002, If 1, Class=Video, Driver=uvcvideo, 5000M
    |__ Port 001: Dev 002, If 2, Class=Audio, Driver=snd-usb-audio, 5000M
    |__ Port 001: Dev 002, If 3, Class=Audio, Driver=snd-usb-audio, 5000M

Thanks so much for your help!

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  parent reply	other threads:[~2025-05-02 15:19 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-17 18:26 [Bug 220027] New: USB 3.2 capture cards using incorrect USB speed bugzilla-daemon
2025-04-18  1:07 ` [Bug 220027] " bugzilla-daemon
2025-04-26  8:39 ` bugzilla-daemon
2025-04-26 16:15 ` bugzilla-daemon
2025-04-27 23:27 ` bugzilla-daemon
2025-04-30  6:35 ` bugzilla-daemon
2025-04-30 19:54 ` bugzilla-daemon
2025-05-02  9:41 ` bugzilla-daemon
2025-05-02 15:19 ` bugzilla-daemon [this message]
2025-05-02 20:36 ` bugzilla-daemon
2025-05-03 15:31 ` bugzilla-daemon
2025-05-03 15:59 ` bugzilla-daemon
2025-05-04  0:27 ` bugzilla-daemon
2026-02-12 21:59 ` bugzilla-daemon
2026-02-14 21:27 ` bugzilla-daemon
2026-02-15  6:59   ` Greg KH
2026-02-15  6:59 ` bugzilla-daemon

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