Date: Thu, 26 Nov 2020 17:05:32 +0100 From: Thomas Steen Rasmussen <thomas@gibfest.dk> To: Hans Petter Selasky <hps@selasky.org> Cc: usb@freebsd.org Subject: Re: webcamd, usb and two webcams - only one works Message-ID: <ade99dc2-a080-9da7-34c4-d8c2ffaa53d8@gibfest.dk> In-Reply-To: <2338ae76-aa3e-8ee6-1cda-f12ec6cf9648@selasky.org> References: <c11c1a2f-306f-3cd9-825f-4c39fd250d50@gibfest.dk> <9a382539-c90d-91b9-bfac-f36c0f19d3f7@selasky.org> <723be24d-b2fe-85df-4961-5483004050e8@gibfest.dk> <f49afce8-e055-d432-b374-4af10bf7d70e@selasky.org> <cdadc525-e4f9-6cde-26f3-15d7594bd5ee@gibfest.dk> <6c527c1f-62a6-3089-50b8-02cda74b4eb1@selasky.org> <13180470-0336-b115-ce31-bc392ff8da76@gibfest.dk> <638a1059-f8dc-59c5-21ff-aabc380cac28@selasky.org> <0330eee1-e22c-82b9-1c50-4e8c42bf9466@gibfest.dk> <2338ae76-aa3e-8ee6-1cda-f12ec6cf9648@selasky.org>
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On 11/26/20 4:43 PM, Hans Petter Selasky wrote: > Hi, > >> xhci_interrupt_poll: event[21] = 33 (0x00000001002f8e50 0x05000000 >> 0x02008400) >> xhci_check_command: Received command event >> xhci_configure_reset_endpoint: Could not stop endpoint 9 >> >> xhci_interrupt_poll: event[22] = 33 (0x00000001002f8e60 0x05000000 >> 0x02008400) >> xhci_check_command: Received command event >> xhci_configure_reset_endpoint: Could not set dequeue ptr for endpoint 9 > > I think 0x05000000 means TRB_ERROR (5): > > From the xHCI specification: > >> Asserted when a TRB parameter error condition (e.g., out of range >> or invalid parameter) is detected in a TRB. Refer to section 4.10.2.2 >> for examples. > I see. What does this mean? Since the same problem is also on different computer, intel instead of AMD. Same problem also occurred when I replaced one of the webcams with a different model. It isn't clear to me whether this is a problem/bug in one or more of the webcams or drivers, or in freebsd or somewhere else? Thank you for your time and patience with this :) /Thomas
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