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Message-ID: <94352367-68b4-0bb4-073f-2bfdd9391061@asocscloud.com>
Date: Sun, 4 Oct 2020 19:03:47 +0300
From: Leonid Bloch <leonidb@...cscloud.com>
To: Lars Melin <larsm17@...il.com>,
Leonid Bloch <lb.workbox@...il.com>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc: "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Johan Hovold <johan@...nel.org>
Subject: Re: [PATCH] USB: serial: option: Add Telit FT980-KS composition
Lars,
Thank you for your review! The changes which you have suggested also
made ModemManager to recognize the device (which it didn't do before).
Please check out the v2.
Cheers,
Leonid.
___
On 10/4/20 5:32 PM, Lars Melin wrote:
> On 10/4/2020 21:16, Lars Melin wrote:
>> On 10/4/2020 20:29, Leonid Bloch wrote:
>>> On 10/4/20 1:58 PM, Lars Melin wrote:
>>>> On 10/4/2020 16:57, Leonid Bloch wrote:
>>>>> This commit adds the following Telit FT980-KS composition:
>>>>>
>>>>> 0x1054: rndis, diag, adb, nmea, modem, modem, aux
>>>>>
>>>>> AT commands can be sent to /dev/ttyUSB5.
>>>>>
>>>>
>>>> Please submit a verbose lsusb listing for the device, I can't imagine
>>>> that the adb interface should be handled by the option serial driver so
>>>> there will never be a ttyUSB5.
>>>
>>> Please see below.
>>>
>>> Thanks,
>>> Leonid.
>>>
>>> ```
>>> Bus 001 Device 005: ID 1bc7:1054 Telit Wireless Solutions
>>> Device Descriptor:
>>> bLength 18
>>> bDescriptorType 1
>>> bcdUSB 2.10
>>> bDeviceClass 0
>>> bDeviceSubClass 0
>>> bDeviceProtocol 0
>>> bMaxPacketSize0 64
>>> idVendor 0x1bc7 Telit Wireless Solutions
>>> idProduct 0x1054
>>> bcdDevice 4.14
>>> iManufacturer 1 Telit Wireless Solutions
>>> iProduct 2 FT980-KS
>>> iSerial 3 cb42f61
>>> bNumConfigurations 1
>>> Configuration Descriptor:
>>> bLength 9
>>> bDescriptorType 2
>>> wTotalLength 0x013d
>>> bNumInterfaces 8
>>> bConfigurationValue 1
>>> iConfiguration 4 RNDIS_DIAG_ADB_NMEA_DUN_DUN_SER
>>> bmAttributes 0xa0
>>> (Bus Powered)
>>> Remote Wakeup
>>> MaxPower 500mA
>>> Interface Association:
>>> bLength 8
>>> bDescriptorType 11
>>> bFirstInterface 0
>>> bInterfaceCount 2
>>> bFunctionClass 239 Miscellaneous Device
>>> bFunctionSubClass 4
>>> bFunctionProtocol 1
>>> iFunction 7 RNDIS
>>> Interface Descriptor:
>>> bLength 9
>>> bDescriptorType 4
>>> bInterfaceNumber 0
>>> bAlternateSetting 0
>>> bNumEndpoints 1
>>> bInterfaceClass 239 Miscellaneous Device
>>> bInterfaceSubClass 4
>>> bInterfaceProtocol 1
>>> iInterface 5 RNDIS Communications Control
>>> ** UNRECOGNIZED: 05 24 00 10 01
>>> ** UNRECOGNIZED: 05 24 01 00 01
>>> ** UNRECOGNIZED: 04 24 02 00
>>> ** UNRECOGNIZED: 05 24 06 00 01
>>> Endpoint Descriptor:
>>> bLength 7
>>> bDescriptorType 5
>>> bEndpointAddress 0x81 EP 1 IN
>>> bmAttributes 3
>>> Transfer Type Interrupt
>>> Synch Type None
>>> Usage Type Data
>>> wMaxPacketSize 0x0008 1x 8 bytes
>>> bInterval 9
>>> Interface Descriptor:
>>> bLength 9
>>> bDescriptorType 4
>>> bInterfaceNumber 1
>>> bAlternateSetting 0
>>> bNumEndpoints 2
>>> bInterfaceClass 10 CDC Data
>>> bInterfaceSubClass 0
>>> bInterfaceProtocol 0
>>> iInterface 6 RNDIS Ethernet Data
>>> Endpoint Descriptor:
>>> bLength 7
>>> bDescriptorType 5
>>> bEndpointAddress 0x8e EP 14 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 0x0f EP 15 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 2
>>> bInterfaceClass 255 Vendor Specific Class
>>> bInterfaceSubClass 255 Vendor Specific Subclass
>>> bInterfaceProtocol 48
>>> iInterface 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
>>> 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 3
>>> bAlternateSetting 0
>>> bNumEndpoints 2
>>> bInterfaceClass 255 Vendor Specific Class
>>> bInterfaceSubClass 66
>>> bInterfaceProtocol 1
>>> iInterface 8 ADB Interface
>>> 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 0x83 EP 3 IN
>>> bmAttributes 2
>>> Transfer Type Bulk
>>> Synch Type None
>>> Usage Type Data
>>> wMaxPacketSize 0x0200 1x 512 bytes
>>> bInterval 0
>>
>> //snip
>>
>> Interface #3 for ADB must be blacklisted in the option entry for the
>> device, by using .driver_info = RSVD(3)
>>
>
>
> When looking at the entries for other Telit deices in the option driver
> I see that their diag interface always has
> the NCTRL flag so it is likely that you need that for this device also.
> See the entry for PID 1052
>
>
> thanks
> Lars
>
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