Re: kern/56115: uvideo does not work on rpi4

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR kern/56115; it has been noted by GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/56115: uvideo does not work on rpi4
Date: Wed, 9 Jun 2021 06:10:14 +0000

 not sent to gnats (send to gnats-bugs@, gnats-admin@ doesn't go
 anywhere useful)
 
    ------
 
 From: sc.dying%gmail.com@localhost
 To: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost
 Subject: Re: kern/56115: uvideo does not work on rpi4
 Date: Mon, 19 Apr 2021 08:18:01 +0000
 
 I rebuilt kernel with {USB,XHCI}_DEBUG, set
 sysctl -w hw.xhci.debug=10, and re-run mplayer.
 
 % mplayer tv://
 [...]
 Selected video codec: [rawyuy2] vfm: raw (RAW YU[  43.2245361] input control context: 32 bytes @ 0xffffc000adef1000
 [  43.2385004] 00 00 00 00 09 00 00 00  00 00 00 00 00 00 00 00 | ................
 [  43.2457881] 00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00 | ................
 [  43.2457881] input endpoint context: 32 bytes @ 0xffffc000adef1080
 [  43.2591506] 00 00 00 00 28 02 fc 03  01 50 82 08 00 00 00 00 | ....(....P......
 [  43.2664396] fc 03 00 00 00 00 00 00  00 00 00 00 00 00 00 00 | ................
 [  43.2664396] output context: 32 bytes @ 0xffffc000adeef060
 [  43.2791086] 01 00 00 00 28 02 fc 03  01 50 82 08 00 00 00 00 | ....(....P......
 [  43.2791086] fc 03 00 00 00 00 00 00  00 00 00 00 00 00 00 00 | ................
 Y2)
 ==========================================================================
 Audio: no sound
 Starting playback...
 v4l2: select timeout
 v4l2: select timeout
 v4l2: select timeout
 v4l2: select timeout
 v4l2: select timeout
 v4l2: select timeout
 v4l2: select timeout
 
 I've found some ERRs in vmstat -u usbhist.
 
 1618818118.241226 xhci_intr#21@0: called!
 1618818118.241227 xhci_intr1#21@0: called: USBSTS 0x00000018
 1618818118.241231 xhci_softintr#21@0: called: er: xr_ep 146 xr_cs 0
 1618818118.241232 xhci_handle_event#27@0: called: event: 0xffffc0009d97f920 0x0000000008825000 0x12000000 0x03038000
 1618818118.241232 xhci_event_transfer#26@0: called!
 1618818118.241232 xhci_event_transfer#26@0: ERR 18 slot 3 dci 3
 1618818118.241233 xhci_device_isoc_done#1@0: called: 0xffff0000fb332680 slot 3 dci 3
 1618818118.241350 xhci_intr#22@0: called!
 1618818118.241351 xhci_intr1#22@0: called: USBSTS 0x00000018
 1618818118.241355 xhci_softintr#22@0: called: er: xr_ep 147 xr_cs 0
 1618818118.241355 xhci_handle_event#28@0: called: event: 0xffffc0009d97f930 0x0000000008825010 0x12000000 0x03038000
 1618818118.241355 xhci_event_transfer#27@0: called!
 1618818118.241356 xhci_event_transfer#27@0: ERR 18 slot 3 dci 3
 1618818118.241474 xhci_intr#23@0: called!
 1618818118.241475 xhci_intr1#23@0: called: USBSTS 0x00000018
 1618818118.241479 xhci_softintr#23@0: called: er: xr_ep 148 xr_cs 0
 1618818118.241479 xhci_handle_event#29@0: called: event: 0xffffc0009d97f940 0x0000000008825020 0x12000000 0x03038000
 1618818118.241479 xhci_event_transfer#28@0: called!
 1618818118.241480 xhci_event_transfer#28@0: ERR 18 slot 3 dci 3
 
 It looks like running out of bandwidth.