Questions tagged [drivers]

A device driver or software driver is a computer program allowing higher-level computer programs to interact with a hardware device.

575 questions with no upvoted or accepted answers
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nvidia-smi has failed because it couldn't communicate

I'm running Ubuntu 16.04 on my System76 machine with a GeForce GTX 750 Ti. I was trying to install CUDA when I realized the driver wasn't properly installed. I've tried multiple approaches to ...
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2answers
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Problem when trying to cross-compile an ethernet driver on an old Linux kernel

I'm currently trying to cross-compile a network driver against an old Linux kernel, in version 2.6.27.7 but the compilation fails and prints: make[1]: entering directory « /home/johann/Desktop/linux-...
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1answer
494 views

Is there a Linux for an MSM7227 tablet with USB keyboard and touchscreen stylus drivers?

I have a ZTE V9C 7" tablet with 800MHz MSM7227 processor, Snapdragon family (ARM architecture?), Android 2.3, and I want to have a (very lightweight) Linux running on it (I know Android uses a Linux ...
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Xorg says “couldn't open module intel" but intel_drv.so exists

In my Xorg.0.log there are these lines: [ 36753.331] (II) LoadModule: "intel" [ 36753.331] (WW) Warning, couldn't open module intel and [ 36753.331] (II) LoadModule: "radeon" [ 36753.331] (II) ...
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G-Sync on Linux — how to get it working?

I have a new system with a couple of 4K monitors with G-Sync support (Acer XB280HK), and a card capable of driving them (Geforce GTK 970). I have the Nvidia proprietary driver installed, version 352....
4
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1answer
430 views

Loading WiFi driver results in the whole system becoming unstable. How to debug?

I am not a linux kernel expert, but I got this new laptop and it's WiFi(RT3290LE) is not working. I tried solutions from various sources and they are not working. So it is upto me to solve it, and I ...
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No sound on detected headphones (arch)

alsamixer and pavucontrol shows everything is detected and unmuted. The speaker on my Laptop are working, only the headphones are detected and on mute or unmute I hear a short crack and nothing ...
4
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1answer
3k views

NVidia drivers on Macbook Pro (2008) Linux Mint?

Ok. I am literally installing it from scratch and tracking my process here and now. I've been fighting this for so long. Macbook Pro, 2008 I believe. ~200GB HD. I'm not dual booting. Mint and only ...
4
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0answers
2k views

USB mouse not working

Every time I plug in any wired mouse recently, I get similar to the below on VCS1: [1443270.286164] usb 6-1: new low-speed USB device number 15 using uhci_hcd [1443270.454270] usb 6-1: New USB ...
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Kernel does not detect Hardware / Software or Hardware fault

My Linux kernel (I tried several here from stock 2.6, 3.2 and 3.5 as well as a custom 3.7.3 one) does not detect my synaptics touchpad - or I am too dumb to find it. I looked into: dmesg, lsusb -v, ...
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Detection of certain SanDisk SD cards fails with Realtek RTS522A reader

I'm using the Thinkpad X380 Yoga. $ lspci | grep Card 02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI Express Card Reader (rev 01) $ uname -a Linux TPx380 4.19.6-1-...
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Why does Linux kernel driver sr.c sr_block_ioctl do mutex_lock?

My PC has two Optical Disc Drives (ODDs).  I burn file (3.8 G) to two ODDs at the same time. On CentOS 6.9 Linux Kernel 2.6.32, it takes about 10 minutes On CentOS 7.2 Linux Kernel 3.10.0, it takes ...
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1answer
1k views

Issues installing Nvidia drivers in Debian 9

I'm new to linux and I decided to install Debian 9, I installed it in my HDD in UEFI mode with a USB stick and the DVD 1 iso found here: https://cdimage.debian.org/debian-cd/current/amd64/bt-dvd/. I ...
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357 views

Loading a kernel module at run time using “compatible” property of device node in device-tree

If I know the "compatible" property string of a device(from the device tree), can I use it at runtime to load the corresponding kernel driver module? I do not have access to the driver source. I am ...
3
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983 views

Hardware video acceleration in VLC

I have not been able to get VLC to use VA-API on my machine and it's driving me insane! I'm running Arch Linux on a ASUS ZenBook UX305CA with Integrated Intel HD Graphics 515. I have installed libva-...
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0answers
732 views

Printer on Raspberry (ARMv7 architecture)

I'm trying to do something that might be impossible, but I'm curious. I have a printer (this one) that I need to be able to print images from a RaspberryPi 3b. The main problem here is that there ...
3
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0answers
842 views

How to assign e1000e driver to Ethernet adapter

Is there a way to instruct an Ethernet adapter to use a certain driver? Or perhaps the way it works is to have a way to instruct a driver to support a specific adapter? I have a system running a ...
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0answers
155 views

MSI interrupt in serial driver

This is a more general question: I have a RS485 PCIe card in my system (PERICOM_PI7C9X7954). The driver for it is in 8250_pci.c. It configures the PCIe interface. However, it doesn't use the MSI ...
3
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0answers
384 views

DRM KMS and Frame buffer

I need to build a graphics driver for E4690 card with ATI Raden RV730 GPU on it. Its only beginning. I am trying to understand the relationship between the following from linux sources: DRM KMS Frame ...
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386 views

Fedora 25 Keyboard not working + KDE Plasma bug

Fresh install of fedora 25. I have a corsair keyboard which runs on Ubuntu with an open source driver (ckb). On fedora, it doesn't work at all when prompted to decrypt the HDD (I have full disk ...
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2answers
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Driver installation NVIDIA GeForce 940-mx not possible

This is a really specific question, I have come here before because of it but now I really think I am out of options and trying to see if anyone has experience with this specific video card. Have ...
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530 views

r8169 stops working after a while

This issue appeared after the CentOS installation. Server becomes unavailable completely neither through ssh nor through smb protocol. It happens randomly and there is no exact regularity. It can ...
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0answers
618 views

How to read data from optical drive in raw mode 2

I am trying to use the existing Linux driver system to effectively dump the data of CDROMs. As an example, if I pop in a "normal" CDROM disc of software and run the command cat /dev/sr0 then the ...
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0answers
135 views

monitoring block access to disk

I am looking for a way to monitor access to disk blocks, and to monitor the access as a bitmap of blocks. I also need the capability to freeze (and queue) the device block access (and also to ...
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0answers
687 views

Find a IR transmitter device

I would like to use the IR transmitter included in a cubox. I did not found any documentation to use it, so I would want to learn how to communicate with periphericals on linux. Commands like lshw,...
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0answers
4k views

Kali 2.0 screen freezing

Every time when I try to power off or reboot my laptop the screen freezes and I have to force power off, because the is the only option left. From my experience I know that installing Nvidia card ...
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0answers
1k views

802.11ac USB dongle support in Linux

(cross-post from Network Engineering community) Is it reasonable to expect to be able to get a 802.11ac dual-band USB wireless dongle to work correctly on Debian (wheezy) on an ARM platform (using ...
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1answer
2k views

How to compile a third party driver into the kernel?

I am using Linux Mint 17.2 on Toshiba c640. As my LAN driver is no more functional, I am using a USB to LAN converter which was provided with some driver installation files. Every time i want to use ...
3
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0answers
911 views

USB to UART converter is lagging

I have a USB to UART converter with CH341A chip on it. This device can be used as a USB to UART converter, as a 24/25 chip programmer and as a USB to PARALLEL converter. The problem is with the UART ...
3
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1answer
317 views

Simulating Signal Strength Changes to wpa_supplicant

I am working on a research project whose goal is to make testing alternative fast WiFi handoff (akin to 802.11r) protocols/algorithms easier. The way I plan to accomplish this at a high level is to ...
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0answers
8k views

Install rtl8188etv/rtl8188eu driver on Orange-Pi

I'm trying to install the wifi driver on Orange-Pi board. The real chip is rtl8188etv but the driver is the same. I have compiled 3.4.105+ Kernel to have the headers: mkdir /home/orangepi/linux-...
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0answers
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nVidia fail after update

I have a 64-bit computer with Ubuntu 14.04, Gnome and nVidia. I had the official drivers from nVidia installed, all working perfectly, even Steam games. I did a reboot after a recent update and the ...
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0answers
1k views

Change color balance on Intel Graphics

My laptop has some screen or cable problem, because of which the screen is all pink colour. In Windows I use my Graphic Card configuration software to change the screen colours mixing colour channels ...
3
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0answers
2k views

Debian driver needed for Intel ICH7M SouthBridge I/O controller

I am using a motherboard based on this architecture. http://www.intel.com/content/www/us/en/intelligent-systems/navy-pier/embedded-intel-atom-n270-with-mobile-intel-945gse-express-chipset.html I ...
3
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1answer
950 views

Unable to make touchpad work

I'm trying to find here a solution for my long-time touchpad problem. I tried one year ago at http://www.linuxquestions.org/questions/linux-laptop-and-netbook-25/touchpad-not-beign-recognized-...
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0answers
552 views

How do I go about making a wrapper for a driver to be used on FreeBSD?

The situation: I found myself in need of an additional NIC for my pfSense router/firewall. I had a few choices... shell out over $100 for a dual port gigabit card buy a new motherboard that has ...
3
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0answers
873 views

How to know the event by looking at /dev/input/by-id

I want to access the keyboard device driver. I usually accesses it by looking at /dev/input/by-name but the event provided by it gets changed every time I log in. After searchin on the Net, I found ...
3
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0answers
137 views

strange noise in some gui programs

I have Debian testing, I use XFCE. Recently, shortly after dist-upgrade, I noticed that XFCE terminal has some noise in it - especially near the end of long lines or when I use midnight commander. The ...
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0answers
1k views

USB keyboard won't work with usbhid driver

I have an HP thin client (model t5325) which runs Debian Linux (kernel 2.6.22.18-1-armel). We are testing some kiosk keyboards from Operator Interface Technology which are presenting themselves to ...
3
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0answers
857 views

Pinguy OS 11.04 WiFi and Wired Networking is not working

I was attempting to install Pinguy OS from a YUMI created USB thumb drive, with the computer wired to my router. The internet, however, was not working. After the install, it still is not working. ...
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0answers
16 views

How does a block device driver handle IO errors

When a block device gets a request to read a range of sectors, and one of those sectors has a read failure, how does the driver signal to the kernel that a partial read is available, and that the ...
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0answers
330 views

Ubuntu 18.04 installed RTX 2080 and recently compiled and running program will no longer run, are there conflicting drivers?

I have been trying to get a wxWidgets program to compile on Ubuntu 18.04. At the time, my RTX 2080 had not come in yet and I was using a coworkers 1060 in the mean time. Last Friday, I finally was ...
2
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1answer
6k views

NVIDIA-SMI says it failed because it couldn't communicate with the NVIDIA driver

I recently install Ubuntu 18.04 and installed NVIDIA driver but they don't seem to be loading. I had to make the following edit to my grub file to make things boot properly as per this little guide. ...
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0answers
462 views

Should I use nomodeset ? Nouveau: failed to create kernel channel -22

When I boot I get this errors: nouveau gr: failed to load gr/sw_nonctx nouveau DRM: failed to create kernel channel -22 But all the stuff it's working fine. When I add in /etc/default/grub ...
2
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1answer
430 views

Linux Device Drivers - Probe function not called, but driver getting deferred

I've been trying to get an MCP2515 can controller working on a spi-gpio bus in my device tree, but the MCP251x driver's probe function never seems to actually be called. Oddly enough though, some ...
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0answers
112 views

RS485: ioctl: ttyS1 not a tty device

I have a board with UART, and an external converter to RS485. It sits at /dev/ttyS1. The converter requires that I put the UART RTS pin to high when sending and to low when receiving. I can achieve ...
2
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1answer
379 views

How keyboard's drivers work on linux

I recently bought a new keyboard, it was cheap and of an unknown brand but i wasn't particularly worried. I found out that on linux pressing shift, super, left-ctrl or left-alt with this keyboard made ...
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0answers
76 views

Linux AHCI/ATA read errors not reported

After a recent OS upgrade (to current Tumbleweed, Linux Kernel 4.16.0 from April 4th), when reading from a faulty hard disk or from damaged/scratched DVDs, I don't get anymore read errors in the ...
2
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0answers
530 views

Bluetooth over serial (SPP) configuration and setup

I have an embedded board with an onboard bluetooth capability. My board runs Linux with bluetooth support provided by the BlueZ stack. I have access to all the bluez utils like hciconfig, sdptool, ...
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0answers
301 views

Hangouts causes system to freeze & crash on Mint 18.3, dell Inspiron 15, Intel i7 7thGen

I have a Dell Inspiron 15 7560 i7 and have dual booted Linux Mint 18.3. Running a BIOS version 1.3 from Intel's website. Video card is NVIDIA GeForce 940MX (4GB). I am seeing that while using Google ...