ddscentral

Hi there. I've recently bought an Surface Pro 2017 with LTE modem. For a couple of days I've been trying to get the modem working under Linux. Modem is the...

I think I have found the reason why the modem refuses to work. I've checked power statuses of modem's USB devices. Main USB device (045E:094A) reports runtime_status "active", while the...

I've managed to get LTE working on my Surface Pro 2017 (I've posted this from Ubuntu using LTE). The problem wasn't remote wakeup at all, it was the cdc_ncm driver....

I think it would be wise to fill a bug report on kernel.org. At init cdc_ncm driver assumes the device should already have an initial buffer size set (because the...

One of the functions of modem's USB composite device is the GPS. It should in theory work with the qcserial driver and present a USB serial port, but this does...

@Trinity93 Default composition is listed as 1. I can only see one USB composition listed in modem's USB descriptor. Trying to change modem's USB composition usually results in modem simply...

@Trinity93 See output. [swi_usbcomp.txt](https://github.com/jakeday/linux-surface/files/3557522/swi_usbcomp.txt)

@Trinity93 I've piped the output to a text file, so yes, that was all the script returned. And usbcomp option does absolutely nothing, other than just print the same output.

Judging from the script, command 0x555b should return the available USB compositions but in our case it returns nothing at all.

You can extract the firmware from MSI driver package for the Surface Pro LTE. https://www.microsoft.com/en-us/download/details.aspx?id=56278 The firmware file looks like a standard Android update file, except for the boot.img which...