Bug#674565: Bluetooth activation failed (btusb module)
On Tue, May 29, 2012 at 2:07 AM, Jonathan Nieder jrnie...@gmail.com wrote: Arief M Utama wrote: On Sun, May 27, 2012 at 1:35 AM, Jonathan Nieder jrnie...@gmail.com wrote: Will look around and then submit these for inclusion in 3.2.y from kernel.org if they seem to be well tested. I can test the other patches if needed, just to make sure about it :-) Yeah, no need. For the future: it now occurs to me that you might have been applying the patches with the test-patches script one at a time, which would explain why some of them didn't apply. The command takes a list of patches as arguments to apply in order. But it's not important: I was asking to test them together just as a while at it extra in the same boot. I don't think it's worth the time to compile and boot yet again. :) Noted :-) I need to finish gathering a list of people who tested the driver using hardware with the other USB ids and then I'll send the patches as a batch to stable@. Thanks for your help and sorry to be so slow at this. You're very helpful and prompt already, I'm being a bit slow here. Sincerely, Jonathan All the best. -arief
Bug#674565: Bluetooth activation failed (btusb module)
On Tue, May 29, 2012 at 3:57 AM, Jonathan Nieder jrnie...@gmail.com wrote: Arief M Utama wrote: Hit enter too quick, forgot about the dmesg attachment. Here it is. Wonderful, thanks. Just for fun, let's parse some unrelated messages. [0.00] DMI: Hewlett-Packard HP ENVY 15 NOTEBOOK PC/1688, BIOS F.04 11/12/2011 [...] [2.529762] \_SB_.PCI0:_OSC invalid UUID [2.529763] _OSC request data:1 8 1f [...] [2.573816] \_SB_.PCI0:_OSC invalid UUID [2.573817] _OSC request data:1 1f 1f [2.573820] pci:00: Requesting ACPI _OSC control (0x1d) [2.573865] \_SB_.PCI0:_OSC invalid UUID [2.573866] _OSC request data:1 0 1d [2.573869] pci:00: ACPI _OSC request failed (AE_ERROR), returned control mask: 0x1d [2.573871] ACPI _OSC control for PCIe not granted, disabling ASPM That's https://bugzilla.kernel.org/show_bug.cgi?id=36932, perhaps. Could be a bug in the BIOS or an ACPI bug in the kernel, or a misleading message. How can I help with this one? Not very familiar with kernel debugging. [...] [ 10.250808] rts_pstor: module is from the staging directory, the quality is unknown, you have been warned. [ 10.251583] Initializing Realtek PCIE storage driver... [...] [ 11.452078] rts_pstor: device scan complete [ 11.452316] scsi 6:0:0:0: Direct-Access Generic- xD/SD/M.S. 1.00 PQ: 0 ANSI: 0 CCS [ 11.452417] Bad LUN (0:1) [ 11.452607] Bad target number (1:0) [ 11.452746] Bad target number (2:0) [ 11.452878] Bad target number (3:0) [ 11.452998] Bad target number (4:0) [ 11.453141] Bad target number (5:0) [ 11.453257] Bad target number (6:0) [ 11.453353] Bad target number (7:0) [ 11.453724] sd 6:0:0:0: [sdb] Attached SCSI removable disk http://bugs.debian.org/637813. I get the impression that Realtek has abandoned this driver and is working on a new version (not published yet) that follows a different approach. And how about this one? Do you happen to know where I can check the new drivers? I tried to read the bug comments, but I got lost in the woods there. [...] [ 77.448484] atkbd serio0: Unknown key pressed (translated set 2, code 0xab on isa0060/serio0). [ 77.448494] atkbd serio0: Use 'setkeycodes e02b keycode' to make it known. If this is the brightness key, sounds like https://bugzilla.redhat.com/804285. There is a related upstream report at https://bugzilla.kernel.org/show_bug.cgi?id=43280. Yep it's brightness key, used setkeycodes to ignore it. What is the debian-way to put in some customs boot-time scripts? All that is not working in this laptop now are HP's Wireless Audio usb device (snd-usb-audio module?) I had to blacklist it, since it keep sending messages to the console and prevent pulseaudio from running which in turn prevent gnome-shell to run, and the other one is the presence-censor that activates keyboard light whenever it detect objects in-front of the screen, but since I can pressed function key to activate the keyboard light this is not much of a hassle. Thanks, Jonathan All the best. -arief
Bug#674565: Bluetooth activation failed (btusb module)
Arief M Utama wrote: On Tue, May 29, 2012 at 3:57 AM, Jonathan Nieder jrnie...@gmail.com wrote: Arief M Utama wrote: [0.00] DMI: Hewlett-Packard HP ENVY 15 NOTEBOOK PC/1688, BIOS F.04 11/12/2011 [...] [2.529762] \_SB_.PCI0:_OSC invalid UUID [...] [2.573869] pci:00: ACPI _OSC request failed (AE_ERROR), returned control mask: 0x1d [2.573871] ACPI _OSC control for PCIe not granted, disabling ASPM That's https://bugzilla.kernel.org/show_bug.cgi?id=36932, perhaps. Could be a bug in the BIOS or an ACPI bug in the kernel, or a misleading message. How can I help with this one? Not very familiar with kernel debugging. Best way is to contact the linux-acpi list (linux-a...@vger.kernel.org) and ask for advice. Second-best is to attach your logs and add yourself to the cc list for https://bugzilla.kernel.org/show_bug.cgi?id=36932 so you'd be informed if someone asks people to test patches. [...] http://bugs.debian.org/637813. I get the impression that Realtek has abandoned this driver and is working on a new version (not published yet) that follows a different approach. And how about this one? Do you happen to know where I can check the new drivers? I tried to read the bug comments, but I got lost in the woods there. I don't think they're public yet. http://thread.gmane.org/gmane.linux.drivers.driver-project.devel/26300/focus=1298462 [...] If this is the brightness key, sounds like https://bugzilla.redhat.com/804285. There is a related upstream report at https://bugzilla.kernel.org/show_bug.cgi?id=43280. Yep it's brightness key, used setkeycodes to ignore it. What is the debian-way to put in some customs boot-time scripts? I dunno. :) /etc/rc.local, maybe? All that is not working in this laptop now are HP's Wireless Audio usb device (snd-usb-audio module?) I had to blacklist it, since it keep sending messages to the console and prevent pulseaudio from running which in turn prevent gnome-shell to run, Is this a regression (i.e., did it ever work)? Please do file a report when convenient. Ciao, Jonathan -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org
Bug#674565: Bluetooth activation failed (btusb module)
On Sun, May 27, 2012 at 1:35 AM, Jonathan Nieder jrnie...@gmail.com wrote: Arief M Utama wrote: This is the output from lsusb: Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 001 Device 003: ID 0a5c:21e1 Broadcom Corp. Bus 004 Device 003: ID 0424:b832 Standard Microsystems Corp. Bus 004 Device 004: ID 064e:e258 Suyin Corp. More details from lsusb output on the bluetooth device attached. Thanks. I can confirm that patch number 4 [0004-Bluetooth-btusb-typo-in-Broadcom-SoftSailing-id.patch] is working on my laptop. Haven't tested other patches, although I can report that only patches 1, 4, 6 and 8 that applied successfully. Ok. What kernel are you applying these to? Could you attach dmesg output from the patched kernel? The source package was called this: linux-2.6-3.2.18, the image is this: linux-image-3.2.0-2-amd64. dmesg output attached here. I was hoping to get a quick sanity check that the other patches at least didn't cause the kernel to explode :), but answers to more important questions about them would indeed require info from people with the matching hardware. Will look around and then submit these for inclusion in 3.2.y from kernel.org if they seem to be well tested. I can test the other patches if needed, just to make sure about it :-) Hope that helps, Jonathan All the best. -arief
Bug#674565: Bluetooth activation failed (btusb module)
Arief M Utama wrote: On Sun, May 27, 2012 at 1:35 AM, Jonathan Nieder jrnie...@gmail.com wrote: Will look around and then submit these for inclusion in 3.2.y from kernel.org if they seem to be well tested. I can test the other patches if needed, just to make sure about it :-) Yeah, no need. For the future: it now occurs to me that you might have been applying the patches with the test-patches script one at a time, which would explain why some of them didn't apply. The command takes a list of patches as arguments to apply in order. But it's not important: I was asking to test them together just as a while at it extra in the same boot. I don't think it's worth the time to compile and boot yet again. :) I need to finish gathering a list of people who tested the driver using hardware with the other USB ids and then I'll send the patches as a batch to stable@. Thanks for your help and sorry to be so slow at this. Sincerely, Jonathan -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org
Bug#674565: Bluetooth activation failed (btusb module)
Arief M Utama wrote: Hit enter too quick, forgot about the dmesg attachment. Here it is. Wonderful, thanks. Just for fun, let's parse some unrelated messages. [0.00] DMI: Hewlett-Packard HP ENVY 15 NOTEBOOK PC/1688, BIOS F.04 11/12/2011 [...] [2.529762] \_SB_.PCI0:_OSC invalid UUID [2.529763] _OSC request data:1 8 1f [...] [2.573816] \_SB_.PCI0:_OSC invalid UUID [2.573817] _OSC request data:1 1f 1f [2.573820] pci:00: Requesting ACPI _OSC control (0x1d) [2.573865] \_SB_.PCI0:_OSC invalid UUID [2.573866] _OSC request data:1 0 1d [2.573869] pci:00: ACPI _OSC request failed (AE_ERROR), returned control mask: 0x1d [2.573871] ACPI _OSC control for PCIe not granted, disabling ASPM That's https://bugzilla.kernel.org/show_bug.cgi?id=36932, perhaps. Could be a bug in the BIOS or an ACPI bug in the kernel, or a misleading message. [...] [ 10.250808] rts_pstor: module is from the staging directory, the quality is unknown, you have been warned. [ 10.251583] Initializing Realtek PCIE storage driver... [...] [ 11.452078] rts_pstor: device scan complete [ 11.452316] scsi 6:0:0:0: Direct-Access Generic- xD/SD/M.S. 1.00 PQ: 0 ANSI: 0 CCS [ 11.452417] Bad LUN (0:1) [ 11.452607] Bad target number (1:0) [ 11.452746] Bad target number (2:0) [ 11.452878] Bad target number (3:0) [ 11.452998] Bad target number (4:0) [ 11.453141] Bad target number (5:0) [ 11.453257] Bad target number (6:0) [ 11.453353] Bad target number (7:0) [ 11.453724] sd 6:0:0:0: [sdb] Attached SCSI removable disk http://bugs.debian.org/637813. I get the impression that Realtek has abandoned this driver and is working on a new version (not published yet) that follows a different approach. [...] [ 77.448484] atkbd serio0: Unknown key pressed (translated set 2, code 0xab on isa0060/serio0). [ 77.448494] atkbd serio0: Use 'setkeycodes e02b keycode' to make it known. If this is the brightness key, sounds like https://bugzilla.redhat.com/804285. There is a related upstream report at https://bugzilla.kernel.org/show_bug.cgi?id=43280. Thanks, Jonathan -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org
Bug#674565: Bluetooth activation failed (btusb module)
Hi Jonathan, First, thanks for the reply. On Fri, May 25, 2012 at 11:20 PM, Jonathan Nieder jrnie...@gmail.comwrote: # hardware support severity 674565 important tags 674565 + upstream patch moreinfo quit Hi Arief, Arief M Utama wrote: This is a minor but annoying bug, btusb on my HP Envy 15 laptop failed to activate bluetooth, since it lacks the appropriate usb_device_id entry. I would propose adding the entry for more convinience and usability. Currently I have to use some commands to activate the bluetooth module by adding the ID entry on related sysfs file. Err, upon examining the code I found that the entry already existed in current 3.2 kernel source file (drivers/bluetooth/btusb.c) but looks like it is a typo error. Thanks. Please attach lsusb output. If you have time to test the attached patch series following instructions from [1], that would also be very useful. This is the output from lsusb: Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 001 Device 003: ID 0a5c:21e1 Broadcom Corp. Bus 004 Device 003: ID 0424:b832 Standard Microsystems Corp. Bus 004 Device 004: ID 064e:e258 Suyin Corp. More details from lsusb output on the bluetooth device attached. I can confirm that patch number 4 [0004-Bluetooth-btusb-typo-in-Broadcom-SoftSailing-id.patch] is working on my laptop. Haven't tested other patches, although I can report that only patches 1, 4, 6 and 8 that applied successfully. All the best. -arief Bus 001 Device 003: ID 0a5c:21e1 Broadcom Corp. Couldn't open device, some information will be missing Device Descriptor: bLength18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 255 Vendor Specific Class bDeviceSubClass 1 bDeviceProtocol 1 bMaxPacketSize064 idVendor 0x0a5c Broadcom Corp. idProduct 0x21e1 bcdDevice1.12 iManufacturer 1 iProduct2 iSerial 3 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 218 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xe0 Self Powered Remote Wakeup MaxPower0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber0 bAlternateSetting 0 bNumEndpoints 3 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 1 bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes3 Transfer TypeInterrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes2 Transfer TypeBulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes2 Transfer TypeBulk Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber1 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 1 bInterfaceProtocol 1 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes1 Transfer TypeIsochronous Synch Type None Usage Type Data wMaxPacketSize 0x 1x 0 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5
Bug#674565: Bluetooth activation failed (btusb module)
Arief M Utama wrote: This is the output from lsusb: Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 001 Device 003: ID 0a5c:21e1 Broadcom Corp. Bus 004 Device 003: ID 0424:b832 Standard Microsystems Corp. Bus 004 Device 004: ID 064e:e258 Suyin Corp. More details from lsusb output on the bluetooth device attached. Thanks. I can confirm that patch number 4 [0004-Bluetooth-btusb-typo-in-Broadcom-SoftSailing-id.patch] is working on my laptop. Haven't tested other patches, although I can report that only patches 1, 4, 6 and 8 that applied successfully. Ok. What kernel are you applying these to? Could you attach dmesg output from the patched kernel? I was hoping to get a quick sanity check that the other patches at least didn't cause the kernel to explode :), but answers to more important questions about them would indeed require info from people with the matching hardware. Will look around and then submit these for inclusion in 3.2.y from kernel.org if they seem to be well tested. Hope that helps, Jonathan -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org
Bug#674565: Bluetooth activation failed (btusb module)
# hardware support severity 674565 important tags 674565 + upstream patch moreinfo quit Hi Arief, Arief M Utama wrote: This is a minor but annoying bug, btusb on my HP Envy 15 laptop failed to activate bluetooth, since it lacks the appropriate usb_device_id entry. I would propose adding the entry for more convinience and usability. Currently I have to use some commands to activate the bluetooth module by adding the ID entry on related sysfs file. Err, upon examining the code I found that the entry already existed in current 3.2 kernel source file (drivers/bluetooth/btusb.c) but looks like it is a typo error. Thanks. Please attach lsusb output. If you have time to test the attached patch series following instructions from [1], that would also be very useful. Hope that helps, Jonathan [1] http://kernel-handbook.alioth.debian.org/ch-common-tasks.html#s-common-official or the corresponding page in the debian-kernel-handbook package From: Manoj Iyer manoj.i...@canonical.com Date: Thu, 2 Feb 2012 09:32:36 -0600 Subject: Bluetooth: btusb: Add vendor specific ID (0a5c 21f3) for BCM20702A0 commit 37305cf649689a4d2341dd6fd89b091c6007f9ba upstream. T: Bus=01 Lev=02 Prnt=02 Port=03 Cnt=03 Dev#= 5 Spd=12 MxCh= 0 D: Ver= 2.00 Cls=ff(vend.) Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=0a5c ProdID=21f3 Rev=01.12 S: Manufacturer=Broadcom Corp S: Product=BCM20702A0 S: SerialNumber=74DE2B344A7B C: #Ifs= 4 Cfg#= 1 Atr=e0 MxPwr=0mA I: If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none) I: If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none) I: If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none) I: If#= 3 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=01 Driver=(none) Signed-off-by: Manoj Iyer manoj.i...@canonical.com Tested-by: Dennis Chua dennis.c...@canonical.com Acked-by: Marcel Holtmann mar...@holtmann.org Signed-off-by: Johan Hedberg johan.hedb...@intel.com Signed-off-by: Jonathan Nieder jrnie...@gmail.com --- drivers/bluetooth/btusb.c |1 + 1 file changed, 1 insertion(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index e56da6a34700..1f8c8ca9e87e 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -102,6 +102,7 @@ static struct usb_device_id btusb_table[] = { /* Broadcom BCM20702A0 */ { USB_DEVICE(0x0a5c, 0x21e3) }, + { USB_DEVICE(0x0a5c, 0x21f3) }, { USB_DEVICE(0x413c, 0x8197) }, { } /* Terminating entry */ -- 1.7.10 From: James M. Leddy james.le...@canonical.com Date: Tue, 6 Mar 2012 02:41:33 +0200 Subject: Bluetooth: btusb: add support for BCM20702A0 [0a5c:21e6] commit 0a4eaeeb993658a4d6cff054a863241f32d3d2fb upstream. Add another vendor specific ID for BCM20702A0. This has been tested and works on hardware with this device. output of usb-devices: T: Bus=01 Lev=02 Prnt=02 Port=03 Cnt=04 Dev#= 6 Spd=12 MxCh= 0 D: Ver= 2.00 Cls=ff(vend.) Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=0a5c ProdID=21e6 Rev=01.12 S: Manufacturer=Broadcom Corp S: Product=BCM20702A0 S: SerialNumber=D0DF9AFB227B C: #Ifs= 4 Cfg#= 1 Atr=e0 MxPwr=0mA I: If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none) I: If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none) I: If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none) I: If#= 3 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=01 Driver=(none) Signed-off-by: James M. Leddy james.le...@canonical.com Acked-by: Marcel Holtmann mar...@holtmann.org Signed-off-by: Andrew Morton a...@linux-foundation.org Signed-off-by: Johan Hedberg johan.hedb...@intel.com Signed-off-by: Jonathan Nieder jrnie...@gmail.com --- drivers/bluetooth/btusb.c |1 + 1 file changed, 1 insertion(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 1f8c8ca9e87e..fde7512da775 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -102,6 +102,7 @@ static struct usb_device_id btusb_table[] = { /* Broadcom BCM20702A0 */ { USB_DEVICE(0x0a5c, 0x21e3) }, + { USB_DEVICE(0x0a5c, 0x21e6) }, { USB_DEVICE(0x0a5c, 0x21f3) }, { USB_DEVICE(0x413c, 0x8197) }, -- 1.7.10 From: João Paulo Rechi Vita jprv...@openbossa.org Date: Wed, 14 Mar 2012 21:45:16 +0200 Subject: Bluetooth: btusb: Add USB device ID 0a5c 21e8 commit 6dfc326f0605fd87e4c10ccde10de0ce4280d72d upstream. One more vendor-specific ID for BCM20702A0. T: Bus=01 Lev=03 Prnt=05 Port=02 Cnt=01 Dev#= 9 Spd=12 MxCh= 0 D: Ver= 2.00 Cls=ff(vend.) Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=0a5c ProdID=21e8 Rev=01.12 S: Manufacturer=Broadcom Corp S: Product=BCM20702A0 S: SerialNumber=00027221F4E2 C: #Ifs= 4 Cfg#= 1 Atr=e0 MxPwr=0mA I: If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none) I: If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none) I: If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none) I: If#= 3 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=01 Driver=(none) Signed-off-by: João