MC7455 in X220 with ModemManager 1.6.4
Dominik Strnad
litinoveweedle at gmail.com
Thu Jun 8 21:05:56 UTC 2017
Hi Aleksander,
thank you....
On Thu, Jun 8, 2017 at 10:56 PM, Aleksander Morgado <
aleksander at aleksander.es> wrote:
> Hey,
>
> >
> > so my card is not listed in rfkill at all:
> >
> > litin at x220:~$ rfkill list all
> > 0: hci0: Bluetooth
> > Soft blocked: no
> > Hard blocked: no
> > 1: tpacpi_bluetooth_sw: Bluetooth
> > Soft blocked: no
> > Hard blocked: no
> > 2: phy0: Wireless LAN
> > Soft blocked: no
> > Hard blocked: no
> >
> > And I have no idea why.... So I would not say that card is blocked by
> > rfkill, because it seem to be not registered to rfkill at all...the fun
> is,
>
> Hum, ok... no idea :/
>
I read something about rfkill and to me it seems qmi driver should register
itself to rfkill / kernel...
>
> > that it seem to be registered twice in kernel:
> >
> > litin at x220:~$ dmesg | grep qmi
> > [ 3.247730] qmi_wwan 2-1.4:1.8: cdc-wdm0: USB WDM device
> > [ 3.262419] qmi_wwan 2-1.4:1.8 wwan0: register 'qmi_wwan' at
> > usb-0000:00:1d.0-1.4, WWAN/QMI device, 86:43:0f:24:2c:93
> > [ 3.267585] qmi_wwan 2-1.4:1.10: cdc-wdm1: USB WDM device
> > [ 3.268927] qmi_wwan 2-1.4:1.10 wwan1: register 'qmi_wwan' at
> > usb-0000:00:1d.0-1.4, WWAN/QMI device, 86:43:0f:24:2c:93
> > [ 3.269028] usbcore: registered new interface driver qmi_wwan
> > [ 3.695620] qmi_wwan 2-1.4:1.10 wwp0s29u1u4i10: renamed from wwan1
> > [ 3.734681] qmi_wwan 2-1.4:1.8 wwp0s29u1u4i8: renamed from wwan0
> >
>
> That is normal; the modem is exposing two QMI+WWAN pairs, one from
> if#8 and another one from if#10.
>
Ok, thanks for explanation.
>
> >
> > litin at x220:~$ lsusb
> > Bus 002 Device 003: ID 1199:9071 Sierra Wireless, Inc.
> > Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
> > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > Bus 001 Device 006: ID 04f2:b217 Chicony Electronics Co., Ltd Lenovo
>
> >
> > And that: Couldn't open device, some information will be missing seems
> to be
> > intriguing.
> >
>
> You should have run it as root :)
>
Yes sorry, you are completely right....
litin at x220:~$ sudo lsusb -v
[sudo] password for litin:
Bus 002 Device 003: ID 1199:9071 Sierra Wireless, Inc.
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.10
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x1199 Sierra Wireless, Inc.
idProduct 0x9071
bcdDevice 0.06
iManufacturer 1 Sierra Wireless, Incorporated
iProduct 2 Sierra Wireless MC7455 Qualcomm® Snapdragon™ X7
LTE-A
iSerial 3 LQ71474124021020
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 190
bNumInterfaces 5
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 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
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
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 0
** UNRECOGNIZED: 05 24 00 10 01
** UNRECOGNIZED: 05 24 01 00 00
** UNRECOGNIZED: 04 24 02 02
** UNRECOGNIZED: 05 24 06 00 00
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x000a 1x 10 bytes
bInterval 9
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
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
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 0
** UNRECOGNIZED: 05 24 00 10 01
** UNRECOGNIZED: 05 24 01 00 00
** UNRECOGNIZED: 04 24 02 02
** UNRECOGNIZED: 05 24 06 00 00
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x85 EP 5 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x000a 1x 10 bytes
bInterval 9
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
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x03 EP 3 OUT
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 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 0
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 9
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
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
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 10
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x89 EP 9 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0008 1x 8 bytes
bInterval 9
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x88 EP 8 IN
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 0x05 EP 5 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 0
Binary Object Store Descriptor:
bLength 5
bDescriptorType 15
wTotalLength 12
bNumDeviceCaps 1
USB 2.0 Extension Device Capability:
bLength 7
bDescriptorType 16
bDevCapabilityType 2
bmAttributes 0x00000000
(Missing must-be-set LPM bit!)
Device Status: 0x0000
(Bus Powered)
Actually I have no idea how to continue at all. Do you think it will be
please possible for you to update PPA with MM 1.6.6 so I can try it? Thank
you.
BR
Dominik
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