Re: NEXX NF-315: unusual_devs.h entry submission

Matthew Dharm <[email protected]>
Newsgroups gmane.linux.usb.devel
Organization One Eyed Alien Networks
Message-ID <[email protected]> 
Why do you think that the INQUIRY is the problematic command?

Rebuild with CONFIG_USB_STORAGE_DEBUG (and without your patch) for more log
data.  Also, you can try adjusting the delay_use parameter (default is 5 --
try increasing to 10).

Matt

On Mon, Oct 29, 2007 at 12:17:51AM +0300, Serge (gentoosiast) Koksharov wrote:
> 	Hello,
> 
> Recently I bought 2GB flash MP3 player Nexx NF-315, firmware version
> 02.10.41 <http://www.nexxdigital.com/product-detail.php?id=18> and
> discovered that it don't work under GNU/Linux (tried several different
> distribs and computers), but works under Win XP without installing any
> additional drivers. After plugging in to the USB bus, block device
> /dev/sd[a-z] never appears and there are bunch of read errors in logs
> (attached, see nexx_kernel_log.txt). After some experimentation I found
> out that initial inquiry message always fails and confuses device. I
> have written patch for drivers/usb/storage/unusual_devs.h which applies
> cleanly against latest GNU/Linux kernel 2.6.23 (attached, see
> nexx_nf-315.patch). After applying this patch and recompiling kernel,
> flash player works perfectly without any problems. Copy of
> /proc/bus/usb/devices with attached device running with this patch
> included, as required (see nexx_proc.txt). Can you please integrate my
> patch into mainline kernel tree? Feel free to contact me for any
> additional information you need.
> 
> Best wishes,
> -- 
> Serge Koksharov, Free Software user & supporter
> GPG public key ID: 0x3D330896 (pgp.mit.edu)
> Key fingerprint: 5BC4 0475 CB03 6A31 0076  82C2 C240 72F0 3D33 0896

> Oct 20 11:51:41 breeze kernel: usb 1-2: new high speed USB device using ehci_hcd and address 2
> Oct 20 11:51:41 breeze kernel: usb 1-2: configuration #1 chosen from 1 choice
> Oct 20 11:51:41 breeze kernel: Initializing USB Mass Storage driver...
> Oct 20 11:51:41 breeze kernel: scsi4 : SCSI emulation for USB Mass Storage devices
> Oct 20 11:51:41 breeze kernel: usb-storage: device found at 2
> Oct 20 11:51:41 breeze kernel: usb-storage: waiting for device to settle before scanning
> Oct 20 11:51:41 breeze kernel: usbcore: registered new interface driver usb-storage
> Oct 20 11:51:41 breeze kernel: USB Mass Storage support registered.
> Oct 20 11:51:46 breeze kernel: usb-storage: device scan complete
> Oct 20 11:51:52 breeze kernel: usb 1-2: reset high speed USB device using ehci_hcd and address 2
> Oct 20 11:52:07 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:52:22 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:52:22 breeze kernel: usb 1-2: reset high speed USB device using ehci_hcd and address 2
> Oct 20 11:52:38 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:52:53 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:52:53 breeze kernel: usb 1-2: reset high speed USB device using ehci_hcd and address 2
> Oct 20 11:52:58 breeze kernel: usb 1-2: device descriptor read/8, error -110
> Oct 20 11:53:03 breeze kernel: usb 1-2: device descriptor read/8, error -110
> Oct 20 11:53:03 breeze kernel: usb 1-2: reset high speed USB device using ehci_hcd and address 2
> Oct 20 11:53:08 breeze kernel: usb 1-2: device descriptor read/8, error -110
> Oct 20 11:53:13 breeze kernel: usb 1-2: device descriptor read/8, error -110
> Oct 20 11:53:14 breeze kernel: usb 1-2: USB disconnect, address 2
> Oct 20 11:53:14 breeze kernel: scsi 4:0:0:0: scsi: Device offlined - not ready after error recovery
> Oct 20 11:53:14 breeze kernel: usb 1-2: new high speed USB device using ehci_hcd and address 3
> Oct 20 11:53:29 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:53:44 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:53:44 breeze kernel: usb 1-2: new high speed USB device using ehci_hcd and address 4
> Oct 20 11:53:59 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:54:14 breeze kernel: usb 1-2: device descriptor read/64, error -110
> Oct 20 11:54:15 breeze kernel: usb 1-2: new high speed USB device using ehci_hcd and address 5
> Oct 20 11:54:20 breeze kernel: usb 1-2: device descriptor read/8, error -110
> Oct 20 11:54:23 breeze kernel: usb 1-2: device descriptor read/8, error -71

> --- unusual_devs.h.orig	2007-10-12 17:01:33.000000000 +0400
> +++ unusual_devs.h	2007-10-28 13:29:06.000000000 +0300
> @@ -1347,6 +1347,13 @@
>  		US_SC_DEVICE, US_PR_BULK, NULL,
>  		US_FL_NEED_OVERRIDE ),
>  
> +/* Submitted by Serge Koksharov <[email protected]> */
> +UNUSUAL_DEV( 0x0e56, 0x601a, 0x0002, 0x0002,
> +		"Nexx",
> +		"NF-315 MP3 Player",
> +		US_SC_DEVICE, US_PR_DEVICE, NULL,
> +		US_FL_FIX_INQUIRY ),
> +
>  /* Submitted by Antoine Mairesse <[email protected]> */
>  UNUSUAL_DEV( 0x0ed1, 0x6660, 0x0100, 0x0300,
>  		"USB",

> 
> T:  Bus=05 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
> B:  Alloc=  0/900 us ( 0%), #Int=  0, #Iso=  0
> D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 2.06
> S:  Manufacturer=Linux 2.6.23 uhci_hcd
> S:  Product=UHCI Host Controller
> S:  SerialNumber=0000:00:10.3
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
> I:* If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms
> 
> T:  Bus=04 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
> B:  Alloc=  0/900 us ( 0%), #Int=  0, #Iso=  0
> D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 2.06
> S:  Manufacturer=Linux 2.6.23 uhci_hcd
> S:  Product=UHCI Host Controller
> S:  SerialNumber=0000:00:10.2
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
> I:* If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms
> 
> T:  Bus=03 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
> B:  Alloc=  0/900 us ( 0%), #Int=  0, #Iso=  0
> D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 2.06
> S:  Manufacturer=Linux 2.6.23 uhci_hcd
> S:  Product=UHCI Host Controller
> S:  SerialNumber=0000:00:10.1
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
> I:* If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms
> 
> T:  Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
> B:  Alloc=  0/900 us ( 0%), #Int=  0, #Iso=  0
> D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 2.06
> S:  Manufacturer=Linux 2.6.23 uhci_hcd
> S:  Product=UHCI Host Controller
> S:  SerialNumber=0000:00:10.0
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
> I:* If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms
> 
> T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=480 MxCh= 8
> B:  Alloc=  0/800 us ( 0%), #Int=  0, #Iso=  0
> D:  Ver= 2.00 Cls=09(hub  ) Sub=00 Prot=01 MxPS=64 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 2.06
> S:  Manufacturer=Linux 2.6.23 ehci_hcd
> S:  Product=EHCI Host Controller
> S:  SerialNumber=0000:00:10.4
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
> I:* If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   4 Ivl=256ms
> 
> T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=480 MxCh= 0
> D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
> P:  Vendor=0e56 ProdID=601a Rev= 0.02
> S:  Manufacturer=MP3 player mate
> S:  Product=  Audio Player         
> C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=500mA
> I:* If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
> E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
> E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

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-- 
Matthew Dharm                              Home: [email protected] 
Maintainer, Linux USB Mass Storage Driver

What, are you one of those Microsoft-bashing Linux freaks?
					-- Customer to Greg
User Friendly, 2/10/1999

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