From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ritesh Raj Sarraf Subject: Re: xHCI problem? [was Re: Erratic USB device behavior and device loss] Date: Wed, 21 Sep 2016 17:12:04 +0530 Message-ID: <1474458124.8192.6.camel@researchut.com> References: <1474456212.8192.2.camel@researchut.com> Reply-To: rrs-7WuBAv+fczCJ8c2fQYRYNw@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Ulf Hansson Cc: Alan Stern , Alex Dubov , USB list , linux-mmc List-Id: linux-mmc@vger.kernel.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Hello Ulf, On Wed, 2016-09-21 at 13:17 +0200, Ulf Hansson wrote: > > I am pretty sure the memstick driver causes additional access to the > usb device without first calling pm_runtime_get_sync(). To eliminate > those cases from causing the issues, could you try disable the > memstick driver all-together? I'm assuming you are referring to the rtsx_usb_ms driver ? What is the oddest thing right now, is that none of the rtsx modules are reported loaded. rrs@learner:~$ lsmod | grep -i rts 2016-09-21 / 17:07:08 ♒♒♒  ☹  => 1   where as the module was built for the kernel, and does load when asked manually. rrs@learner:~$ less /boot/config-4.8.0-rc7alxb+  2016-09-21 / 17:07:54 ♒♒♒  ☺   rrs@learner:~$ find /lib/modules/4.8.0-rc7alxb+/ | grep rtsx /lib/modules/4.8.0-rc7alxb+/kernel/drivers/mmc/host/rtsx_usb_sdmmc.ko /lib/modules/4.8.0-rc7alxb+/kernel/drivers/mmc/host/rtsx_pci_sdmmc.ko /lib/modules/4.8.0-rc7alxb+/kernel/drivers/mfd/rtsx_usb.ko /lib/modules/4.8.0-rc7alxb+/kernel/drivers/mfd/rtsx_pci.ko /lib/modules/4.8.0-rc7alxb+/kernel/drivers/memstick/host/rtsx_pci_ms.ko /lib/modules/4.8.0-rc7alxb+/kernel/drivers/memstick/host/rtsx_usb_ms.ko 2016-09-21 / 17:08:09 ♒♒♒  ☺   rrs@learner:~$ sudo modprobe rtsx-usb-sdmmc 2016-09-21 / 17:08:46 ♒♒♒  ☺   rrs@learner:~$ dmesg | tail -n 5 [ 6870.017311] usb 2-4: Device not responding to setup address. [ 6870.223471] usb 2-4: device not accepting address 19, error -71 [ 6870.223536] usb usb2-port4: unable to enumerate USB device [ 7958.474543] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A (start=166356 end=166357) time 3 us, min 1073, max 1079, scanline start 1088, end 1080 [ 9814.785241] usbcore: registered new interface driver rtsx_usb 2016-09-21 / 17:10:07 ♒♒♒  ☺   - -- Ritesh Raj Sarraf RESEARCHUT - http://www.researchut.com "Necessity is the mother of invention." -----BEGIN PGP SIGNATURE----- iQIcBAEBCgAGBQJX4nIMAAoJEKY6WKPy4XVpg4gP/Rkp5Wje2vTUHwnrJZzAKd65 V1VWkTyCfpbCTw4nAyMbzDevyoXJf3P+ktrcyQonvoZr/dsd/LOmjSXcjNJaFX0z Vj+1lGOZeN1mr6vKMbh2y188oU4RyHkeCfg7SNdo1VuhVST/m2jOecCznXuEtpiS TI66lmre0SNRusKHRQNDtaP4hFW0KDBmtXvc8pnNOL5781qua0pF12VIP5SsqriP 3d/DcqlVR0Lqh7X7wdt5Knp9ilSvsrCgGbimBarRUYnrOrhklJH9UwKXcHWVypzt M0XvjO7R6JrBUoM6s8EA6gKmNxwlsIrjKFUFlTT6HPLb52fjpYkbYqCRUmqyIJZB t3uA0hNKcqLav+Fg7ugT6ePAPeVkANDnbrPE+g69KOtM/CEJHbHkLxqznb/0lpMU +SAp/Jz1CmDLt8M3s8gS9iCUWVrWy1oyDpMQsYIrTYOG6oOEOoTYEf/g5D6PBtY0 r1tD5bU/cZJV61YKer2xRDNu1YbAYkvX3XskFD7DFsnZpCyBXKGZ7gWpWety9kJJ iBiqvn5Rk7jvL6EhIb/TQ867QLmhQCzZumPClFM4z7b8G2E440vykw5D5sKv91+H qu9Abcxe0R0T9pxCFRz+//DYlxGvDDlUSyNBkrv6aGS1rNeDY/e4FWbNuEz9UoGn LNiunOtwzBndajfEFETk =tEAz -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html