On Tue, 2009-01-27 at 14:49 -0800, Greg KH wrote:
> On Tue, Jan 27, 2009 at 07:20:20PM +0100, Bjørn Mork wrote:
> > I just got a laptop with one of these cards. In recent kernels this
> > seems to be handled by the option driver, after commit
> > b064eca9b0cdbb2b8f731ae2e44fa02194a1219a
> > added its vid/pid to this driver. This commit makes the card
> > non-functional as far as I can see. The driver attaches to every
> > interface and creates ttyUSBx devices for these, without considering the
> > actual protocol used by the interfaces:
>
> <snip>
>
> Dan, you submitted this patch, is it not really needed?
When the 'mbm' driver is accepted upstream, the option.c patch is no
longer required, and the VID/PID can be dropped from option.c.
Dan
> thanks,
>
> greg k-h
>
> <rest of kernel log messages below...>
>
> > [ 17.648867] usbserial: USB Serial Driver core
> > [ 17.654310] USB Serial support registered for GSM modem (1-port)
> > [ 17.654427] option 8-4:1.0: GSM modem (1-port) converter detected
> > [ 17.654568] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB0
> > [ 17.654653] option 8-4:1.1: GSM modem (1-port) converter detected
> > [ 17.654789] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB1
> > [ 17.654873] option 8-4:1.2: GSM modem (1-port) converter detected
> > [ 17.654993] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB2
> > [ 17.655078] option 8-4:1.3: GSM modem (1-port) converter detected
> > [ 17.655203] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB3
> > [ 17.655286] option 8-4:1.4: GSM modem (1-port) converter detected
> > [ 17.655408] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB4
> > [ 17.655492] option 8-4:1.5: GSM modem (1-port) converter detected
> > [ 17.655620] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB5
> > [ 17.655703] option 8-4:1.6: GSM modem (1-port) converter detected
> > [ 17.655830] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB6
> > [ 17.655913] option 8-4:1.7: GSM modem (1-port) converter detected
> > [ 17.656050] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB7
> > [ 17.656134] option 8-4:1.8: GSM modem (1-port) converter detected
> > [ 17.656256] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB8
> > [ 17.656339] option 8-4:1.9: GSM modem (1-port) converter detected
> > [ 17.656470] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB9
> > [ 17.656570] option 8-4:1.10: GSM modem (1-port) converter detected
> > [ 17.656697] usb 8-4: GSM modem (1-port) converter now attached to ttyUSB10
> > [ 17.656793] usbcore: registered new interface driver option
> > [ 17.656857] option: v0.7.2:USB Driver for GSM modems
> >
> >
> > I don't think this makes much sense if you look at the USB descriptors:
> >
> >
> >
> > Bus 008 Device 004: ID 0bdb:1900 Ericsson Business Mobile Networks BV
> > Device Descriptor:
> > bLength 18
> > bDescriptorType 1
> > bcdUSB 2.00
> > bDeviceClass 2 Communications
> > bDeviceSubClass 0
> > bDeviceProtocol 0
> > bMaxPacketSize0 64
> > idVendor 0x0bdb Ericsson Business Mobile Networks BV
> > idProduct 0x1900
> > bcdDevice 0.00
> > iManufacturer 1 Ericsson
> > iProduct 2 Ericsson F3507g Mobile Broadband Minicard Composite Device
> > iSerial 3 3541430214991320
> > bNumConfigurations 2
> > Configuration Descriptor:
> > bLength 9
> > bDescriptorType 2
> > wTotalLength 392
> > bNumInterfaces 11
> > bConfigurationValue 1
> > iConfiguration 4 WMC Device
> > bmAttributes 0xe0
> > Self Powered
> > Remote Wakeup
> > MaxPower 20mA
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 0
> > bAlternateSetting 0
> > bNumEndpoints 0
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 8 Wireless Handset Control
> > bInterfaceProtocol 0
> > iInterface 5 S_WHCM
> > CDC Header:
> > bcdCDC 1.10
> > CDC WHCM:
> > bcdVersion 1.00
> > CDC Union:
> > bMasterInterface 0
> > bSlaveInterface 1 2 3 4 5 6 7 8 9 10
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 1
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 2 Abstract (modem)
> > bInterfaceProtocol 1 AT-commands (v.25ter)
> > iInterface 6 Ericsson F3507g Mobile Broadband Minicard Modem
> > CDC Header:
> > bcdCDC 1.10
> > CDC Union:
> > bMasterInterface 1
> > bSlaveInterface 2
> > CDC Call Management:
> > bmCapabilities 0x03
> > call management
> > use DataInterface
> > bDataInterface 2
> > CDC ACM:
> > bmCapabilities 0x07
> > sends break
> > line coding and serial state
> > get/set/clear comm features
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x8a EP 10 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 2
> > bAlternateSetting 0
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 7 Ericsson F3507g Mobile Broadband Minicard Modem
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x01 EP 1 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x81 EP 1 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 3
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 2 Abstract (modem)
> > bInterfaceProtocol 1 AT-commands (v.25ter)
> > iInterface 8 Ericsson F3507g Mobile Broadband Minicard Data Modem
> > CDC Header:
> > bcdCDC 1.10
> > CDC Union:
> > bMasterInterface 3
> > bSlaveInterface 4
> > CDC Call Management:
> > bmCapabilities 0x03
> > call management
> > use DataInterface
> > bDataInterface 4
> > CDC ACM:
> > bmCapabilities 0x07
> > sends break
> > line coding and serial state
> > get/set/clear comm features
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x89 EP 9 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 4
> > bAlternateSetting 0
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 9 Ericsson F3507g Mobile Broadband Minicard Data Modem
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x02 EP 2 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x82 EP 2 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 5
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 9 Device Management
> > bInterfaceProtocol 1
> > iInterface 10 Ericsson F3507g Mobile Broadband Minicard Device Management
> > CDC Header:
> > bcdCDC 1.10
> > CDC Device Management:
> > bcdVersion 1.00
> > wMaxCommand 2048
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x8b EP 11 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 6
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 9 Device Management
> > bInterfaceProtocol 1
> > iInterface 11 Ericsson F3507g Mobile Broadband Minicard PC SC Port
> > CDC Header:
> > bcdCDC 1.10
> > CDC Device Management:
> > bcdVersion 1.00
> > wMaxCommand 2048
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x8c EP 12 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 7
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 10 Mobile Direct Line
> > bInterfaceProtocol 0
> > iInterface 12 Ericsson F3507g Mobile Broadband Minicard Network Adapter
> > CDC Header:
> > bcdCDC 1.10
> > CDC MDLM:
> > bcdCDC 1.00
> > bGUID {a317a88b-045e-4f01-a607-c0ffcb7e392a}
> > CDC MDLM detail:
> > bGuidDescriptorType 00
> > bDetailData 02
> > CDC Union:
> > bMasterInterface 7
> > bSlaveInterface 8
> > CDC Ethernet:
> > iMacAddress 13 028037EC0200
> > bmEthernetStatistics 0x00000000
> > wMaxSegmentSize 1514
> > wNumberMCFilters 0x8040
> > bNumberPowerFilters 1
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x87 EP 7 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0008 1x 8 bytes
> > bInterval 7
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 8
> > bAlternateSetting 0
> > bNumEndpoints 0
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 14 Ericsson F3507g Mobile Broadband Minicard Network Adapter
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 8
> > bAlternateSetting 1
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 15 -
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x04 EP 4 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x84 EP 4 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 8
> > bAlternateSetting 2
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 238
> > iInterface 16 -
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x04 EP 4 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x84 EP 4 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 9
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 2 Abstract (modem)
> > bInterfaceProtocol 1 AT-commands (v.25ter)
> > iInterface 17 Ericsson F3507g Mobile Broadband Minicard GPS Port
> > CDC Header:
> > bcdCDC 1.10
> > CDC Union:
> > bMasterInterface 9
> > bSlaveInterface 10
> > CDC Call Management:
> > bmCapabilities 0x03
> > call management
> > use DataInterface
> > bDataInterface 12
> > CDC ACM:
> > bmCapabilities 0x07
> > sends break
> > line coding and serial state
> > get/set/clear comm features
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x85 EP 5 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 10
> > bAlternateSetting 0
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 18 Ericsson F3507g Mobile Broadband Minicard GPS Port
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x06 EP 6 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x86 EP 6 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Configuration Descriptor:
> > bLength 9
> > bDescriptorType 2
> > wTotalLength 332
> > bNumInterfaces 9
> > bConfigurationValue 2
> > iConfiguration 4 WMC Device
> > bmAttributes 0xe0
> > Self Powered
> > Remote Wakeup
> > MaxPower 20mA
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 0
> > bAlternateSetting 0
> > bNumEndpoints 0
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 8 Wireless Handset Control
> > bInterfaceProtocol 0
> > iInterface 5 S_WHCM
> > CDC Header:
> > bcdCDC 1.10
> > CDC WHCM:
> > bcdVersion 1.00
> > CDC Union:
> > bMasterInterface 0
> > bSlaveInterface 1 2 3 4 5 6 7 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 1
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 2 Abstract (modem)
> > bInterfaceProtocol 1 AT-commands (v.25ter)
> > iInterface 6 Ericsson F3507g Mobile Broadband Minicard Modem
> > CDC Header:
> > bcdCDC 1.10
> > CDC Union:
> > bMasterInterface 1
> > bSlaveInterface 2
> > CDC Call Management:
> > bmCapabilities 0x03
> > call management
> > use DataInterface
> > bDataInterface 2
> > CDC ACM:
> > bmCapabilities 0x07
> > sends break
> > line coding and serial state
> > get/set/clear comm features
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x8a EP 10 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 2
> > bAlternateSetting 0
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 7 Ericsson F3507g Mobile Broadband Minicard Modem
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x01 EP 1 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x81 EP 1 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 3
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 2 Abstract (modem)
> > bInterfaceProtocol 1 AT-commands (v.25ter)
> > iInterface 8 Ericsson F3507g Mobile Broadband Minicard Data Modem
> > CDC Header:
> > bcdCDC 1.10
> > CDC Union:
> > bMasterInterface 3
> > bSlaveInterface 4
> > CDC Call Management:
> > bmCapabilities 0x03
> > call management
> > use DataInterface
> > bDataInterface 4
> > CDC ACM:
> > bmCapabilities 0x07
> > sends break
> > line coding and serial state
> > get/set/clear comm features
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x89 EP 9 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 4
> > bAlternateSetting 0
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 9 Ericsson F3507g Mobile Broadband Minicard Data Modem
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x02 EP 2 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x82 EP 2 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 5
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 9 Device Management
> > bInterfaceProtocol 1
> > iInterface 10 Ericsson F3507g Mobile Broadband Minicard Device Management
> > CDC Header:
> > bcdCDC 1.10
> > CDC Device Management:
> > bcdVersion 1.00
> > wMaxCommand 2048
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x8b EP 11 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 6
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 9 Device Management
> > bInterfaceProtocol 1
> > iInterface 11 Ericsson F3507g Mobile Broadband Minicard PC SC Port
> > CDC Header:
> > bcdCDC 1.10
> > CDC Device Management:
> > bcdVersion 1.00
> > wMaxCommand 2048
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x8c EP 12 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0010 1x 16 bytes
> > bInterval 8
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 7
> > bAlternateSetting 0
> > bNumEndpoints 1
> > bInterfaceClass 2 Communications
> > bInterfaceSubClass 10 Mobile Direct Line
> > bInterfaceProtocol 0
> > iInterface 12 Ericsson F3507g Mobile Broadband Minicard Network Adapter
> > CDC Header:
> > bcdCDC 1.10
> > CDC MDLM:
> > bcdCDC 1.00
> > bGUID {a317a88b-045e-4f01-a607-c0ffcb7e392a}
> > CDC MDLM detail:
> > bGuidDescriptorType 00
> > bDetailData 02
> > CDC Union:
> > bMasterInterface 7
> > bSlaveInterface 8
> > CDC Ethernet:
> > iMacAddress 13 028037EC0200
> > bmEthernetStatistics 0x00000000
> > wMaxSegmentSize 1514
> > wNumberMCFilters 0x8040
> > bNumberPowerFilters 1
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x87 EP 7 IN
> > bmAttributes 3
> > Transfer Type Interrupt
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0008 1x 8 bytes
> > bInterval 7
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 8
> > bAlternateSetting 0
> > bNumEndpoints 0
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 14 Ericsson F3507g Mobile Broadband Minicard Network Adapter
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 8
> > bAlternateSetting 1
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 0
> > iInterface 15 -
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x04 EP 4 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x84 EP 4 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 8
> > bAlternateSetting 2
> > bNumEndpoints 2
> > bInterfaceClass 10 CDC Data
> > bInterfaceSubClass 0 Unused
> > bInterfaceProtocol 238
> > iInterface 16 -
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x04 EP 4 OUT
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Endpoint Descriptor:
> > bLength 7
> > bDescriptorType 5
> > bEndpointAddress 0x84 EP 4 IN
> > bmAttributes 2
> > Transfer Type Bulk
> > Synch Type None
> > Usage Type Data
> > wMaxPacketSize 0x0200 1x 512 bytes
> > bInterval 0
> > Device Qualifier (for other device speed):
> > bLength 10
> > bDescriptorType 6
> > bcdUSB 2.00
> > bDeviceClass 2 Communications
> > bDeviceSubClass 0
> > bDeviceProtocol 0
> > bMaxPacketSize0 64
> > bNumConfigurations 2
> > Device Status: 0x0000
> > (Bus Powered)
> >
> >
> >
> >
> > As you can see, there are several standard class descriptors, which are
> > handled properly by the class drivers. After blacklisting the option
> > driver, I get:
> >
> > [13999.900043] usb 8-4: new high speed USB device using ehci_hcd and address 4
> > [14001.003871] usb 8-4: configuration #1 chosen from 2 choices
> > [14001.007530] cdc_acm 8-4:1.1: ttyACM0: USB ACM device
> > [14001.068857] cdc_acm 8-4:1.3: ttyACM1: USB ACM device
> > [14001.095678] cdc_wdm 8-4:1.5: cdc-wdm0: USB WDM device
> > [14001.099602] cdc_wdm 8-4:1.6: cdc-wdm1: USB WDM device
> > [14001.105210] usb 8-4: unsupported MDLM descriptors
> > [14001.115265] cdc_acm 8-4:1.9: ttyACM2: USB ACM device
> > [14001.125390] usb 8-4: New USB device found, idVendor=0bdb, idProduct=1900
> > [14001.125394] usb 8-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
> > [14001.125397] usb 8-4: Product: Ericsson F3507g Mobile Broadband Minicard Composite Device
> > [14001.125400] usb 8-4: Manufacturer: Ericsson
> > [14001.125403] usb 8-4: SerialNumber: 3541430214991320
> >
> >
> > Which at least gives me three AT command interfaces which seem to be
> > working as expected. Could you please revert
> > b064eca9b0cdbb2b8f731ae2e44fa02194a1219a
> > to allow the proper class drivers to handle this device?
> >
> > I am also interested in the outcome of the discussion here ("MBM: add
> > Ericsson mbm driver"):
> > http://article.gmane.org/gmane.linux.network.general/12891
> >
> > Looks like the device has some other features which can be enabled by
> > this driver.
> >
> >
> >
> > Bjørn
> > --
> > You ponderous French maniac
> >
> > --
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