Date: Mon, 29 Jul 2019 12:04:16 +0200 From: Hans Petter Selasky <hps@selasky.org> To: Mariappan N <nmarijoe@outlook.com>, "freebsd-usb@freebsd.org" <freebsd-usb@freebsd.org> Subject: Re: Problem attaching USB Garmin device Message-ID: <d1fb157c-9efc-b4a8-c177-c61803680ccb@selasky.org> In-Reply-To: <2f317631-7e92-6fcc-7061-ae098ce99a68@selasky.org> References: <MAXPR01MB2944036F77333AE51E8EE717C5C10@MAXPR01MB2944.INDPRD01.PROD.OUTLOOK.COM> <20701523-c2e3-e184-b695-ecd6dfed639b@selasky.org> <MAXPR01MB29449BB16DCD455AAB055C99C5C00@MAXPR01MB2944.INDPRD01.PROD.OUTLOOK.COM> <d0e0e473-969d-cee1-b591-5513b935a560@selasky.org> <a0b1c069-0716-3405-0ad2-a09c6cc62c07@selasky.org> <4aaaaadf-cf6b-8dc6-62a8-d4a577d19691@selasky.org> <MAXPR01MB2944063272F35B324622BDF9C5C00@MAXPR01MB2944.INDPRD01.PROD.OUTLOOK.COM> <c19c35e1-e1c0-4ea7-d076-8e9eb5a02e3d@selasky.org> <dc939281-1716-b839-2726-b69aea39ebf4@selasky.org> <MAXPR01MB2944169058EDDE7A7F55BB4AC5C20@MAXPR01MB2944.INDPRD01.PROD.OUTLOOK.COM> <MAXPR01MB2944810CD093ED926AC0FBE7C5DD0@MAXPR01MB2944.INDPRD01.PROD.OUTLOOK.COM> <2f317631-7e92-6fcc-7061-ae098ce99a68@selasky.org>
next in thread | previous in thread | raw e-mail | index | archive | help
This is a multi-part message in MIME format. --------------340193C5FC253F38451655BA Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit On 2019-07-29 11:44, Hans Petter Selasky wrote: > On 2019-07-29 10:37, Mariappan N wrote: >> Hi HPS, >> >> Attached the USB analyzer trace for Garmin and other working device >> connected to XHCI. Please download from the following link. >> >> <https://www.dropbox.com/s/prnlpc1uiucpu3b/xhci_usb_working.ufo?dl=0>; >> https://www.dropbox.com/sh/jkw2zns9l857e4v/AACp7r3dGjR-r9Vfy9KDmzZ6a?dl=0 >> > > Hi, > > Basically the Garmin doesn't respond to status stage of the set address > message, which is a clear USB specification violation. I wonder if doing > a bus-reset right before the set-address, like in the other trace, will > cause the device to recover. Can you make a new trace with the attached > patch? > Also try this patch, reverting the previous one. --HPS --------------340193C5FC253F38451655BA Content-Type: text/x-patch; name="xhci2.diff" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="xhci2.diff" Index: sys/dev/usb/controller/xhci.c =================================================================== --- sys/dev/usb/controller/xhci.c (revision 349802) +++ sys/dev/usb/controller/xhci.c (working copy) @@ -4261,9 +4261,6 @@ switch (usb_get_device_state(udev)) { case USB_STATE_POWERED: - if (sc->sc_hw.devs[index].state == XHCI_ST_DEFAULT) - break; - /* set default state */ sc->sc_hw.devs[index].state = XHCI_ST_DEFAULT; --------------340193C5FC253F38451655BA--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?d1fb157c-9efc-b4a8-c177-c61803680ccb>