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

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How does ath9k introduce itself to mac80211?

My question is about Linux kernel and ath9k wireless driver: How does ath9k announce itself to the mac80211? How come the mac80211 knows how to configure ath9k? Thanks in advance
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25 views

How to diagnose display issues in linux?

I have recently upgraded my system to Debian Jessie (testing) and everything went smoothly, except the occasional distortion when the screen is updating. When a part of the screen needs to update, ...
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0answers
11 views

TCP retransmission for the same packet but with the different TCP payload [migrated]

I'm developing an Ethernet driver in Linux platform. I found that when a TCP retransmission occurred, the TCP payloads of multiple retransmission packets referring to the same sequence number packets ...
0
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1answer
15 views

Kernel Firmware for Radeon

I'm building LFS. I was trying to enable Ati radeon drivers in the kernel, but it didn't seem to work, so I did a little Googling and found that the there is something called firmware which the kernel ...
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1answer
16 views

Do I have more thn one wireless driver modules?

$ lsmod | grep iwl iwldvm 232283 0 mac80211 652718 1 iwldvm iwlwifi 179412 1 iwldvm cfg80211 494362 3 iwlwifi,mac80211,iwldvm I heard that ...
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3answers
964 views

Is USB-to-USB data transfer between two Linux OSes possible?

I want to create a USB-to-USB data transfer system in Linux (preferably Ubuntu). For this I want to use no external hardware or switch (except this cable). It's going to be like mounting a USB drive ...
0
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1answer
21 views

Find SAS controller that is well supported by the linux kernel

How can I find a SAS controller that is well supported by the official Linux kernel? The controller should use the PCIe bus and needs to connect one LTO-6 tape drive. I have looked through the ...
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0answers
24 views

Install firmware for Netgear WNA1000M on Debian (Jessie)

I'm trying to make my wifi dongle work on Debian: it is a Netgear WNA1000M. If found many "solutions" on forums but none seems to work. I initially bought it for my Raspberry Pi with Raspbian and it ...
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12 views

Plugged mouse increases boot time

I was going through the output of dmesg -e and found that my logitech mouse is increasing boot time by around 7 seconds and my total boot time is around 45 seconds. [ +7.334661] usb 1-1: new ...
5
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1answer
155 views

Is there a way to determine what kernel version a kernel module was compiled against?

I have recently been playing around with creating kernel modules using some crosstools for an embedded setup. It would be helpful to me in future to have the ability to identify the version of the ...
0
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1answer
96 views

broadcom BCM43142 under kali linux

I am trying to get the wireless card of my laptop (Broadcom BCM43142) to work under kali linux (latest version, 64bit). At the moment (without installing anything), it is not recognised at all. I have ...
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0answers
7 views

GDM UI screen update is jittery with Kernel 3.4 with N2600 ATOM processor

This is in continuation to my earlier post : Upgrading guidance for Cedarview driver in Debian 6 - 2.6.32 I recently updated my kernel from 2.6 to 3.4 (Just for making N2600 chipset detect my ...
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1answer
50 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 ...
0
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2answers
109 views

How do I compile an out-of-tree kernel driver on Fedora to fix super-slow wifi?

I have a HP laptop with Network controller: Realtek Semiconductor Co., Ltd. RTL8188EE Wireless Network Adapter. The laptop came with Windows 8.1 and the wifi worked just fine, but since I wanted to ...
0
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1answer
48 views

Upgrading guidance for Cedarview driver in Debian 6 - 2.6.32

Our system runs with Debian 6 squeeze (2.6.32) Kernel with N2600 hardware. I know the version is old. An upgrade is in later plans. Recently, we tried connecting multiple monitors (CRT and HDMI), and ...
0
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1answer
7 views

Install Mesa to home folder and make applications use it from there

I'm trying to help debug an issue with Mesa and the llvm r600 shader compiler, and would prefer not to install the test compiles of these packages system wide. My question therefore is: How can I ...
0
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1answer
29 views

Is the PTTY inside the Kernel or Userspace?

I read, that drivers are a way to expand the Kernels abilities to communicate with hardware devices, since there are so many and will be even more the Kernel has to be expandable. In order to ...
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0answers
16 views

Monitor not indentity

I use Debian 7.x and have two same monitors NEC MultiSync LCD2090UXi. But only one of them is detected as NEC. I used xrandr for change resolution of unidentified monitor and all was ok, but after ...
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73 views

Sound is not working in Ubuntu 14.04: suddenly stopped

The sound suddenly stopped working in my Ubuntu, so I googled and followed this link but it doesn’t work to me. Output of aplay -l: **** List of PLAYBACK Hardware Devices **** card 0: Intel [HDA ...
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42 views

How to get the Adaptec 1200A to work under Linux at UDMA/100 (instead of 66)

A while ago, I got myself a used Adaptec 1200A controller card to keep my onboard slots free for easier connect/disconnect of drives and now I am wondering why this card will only operate at UDMA 66. ...
0
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0answers
31 views

Dropped connections with b43 driver using Broadcom BCM43228 wireless chip on Arch Linux

I managed to get my wireless working with the b43-firmware package in the AUR and for at least a month it worked perfectly. However, recently the internet connection has been dropping out. I'm ...
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0answers
84 views

How to install proprietary drivers for Radeon HD 8570A/8570M on Fedora 21?

Well i think i can't be more clear. I've tried this guide: http://ilevex.eu/post/106904892091/how-to-use-fglrx-amd-catalyst-on-fedora-21 I've tried to just download the amd driver from ...
0
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1answer
75 views

AMD APU graphics driver hardware detection - Manjaro

I have a laptop that is running an AMD Radeon HD 7660G. I installed Manjaro after shredding the hard drive of the previous installation and it booted to a black screen. I attributed this problem to a ...
2
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1answer
51 views

Where can I find a list of USB error codes?

Every time I boot Debian, the boot log shows a bunch of xhci_hcd problems, and messages like usb 3-13: hub failed to enable device, error -22 usb 3-13: device descriptor read/8, error -61 I'm ...
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12 views

I would like to control display [migrated]

as you see title , I would like to control display with fbtft modules my board is bcm2708( odroidw ) and display module is ili9340( 240*320 SPI interface) what I want to do is to swap upper half and ...
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21 views

Canon MX 920 prints color even though I specify grayscale

I have Ubuntu 12.04 LTS and installed drivers for Canon MX 920 according to the instructions, Canon Drivers for Ubuntu and Linux Mint. I can print things from Ubuntu to the Canon but my problem is, ...
0
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1answer
53 views

/dev/input/event0 is missing in embedded linux

I'm working on a project and we are trying to make a touch-screen work using Qt with Tslib. We already made some previous prototypes and we managed to make them fully functional. But when creating a ...
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1answer
145 views

Getting TP-Link TL-WN722N to work with Kali

I am trying to get the TP-Link TL-WN722N USB WIFI adapter to work with Kali Linux in VMWare Player. I was able to get it to work outside a VM in Elementary OS (Ubuntu based) by following the ...
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0answers
14 views

How do I set a framebuffer node to direct the graphics rendering to it?

I have currently two framebuffer nodes /dev/fb0 and /dev/fb1./dev/fb1 in my case is used for overlay. I want to have graphical rendering on this /dev/fb1. How can I select this device node for the ...
2
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0answers
79 views

Problem setting-up RPi as WiFi hostspot with Ralink RT3070

I am trying to set-up my RPi as a wireless hotspot so I can control it wirelessly from my laptop. There are many guides around that are referred to in these forums as well however I keep on having the ...
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644 views

How to install Realtek RTL8723BE wireless driver on debian?

I installed Debian Wheezy 7.8 on a Lenovo G50-70 x64, it seems that I don't have the driver for my wireless card installed, the output of iwconfig: lo no wireless extensions. eth0 ...
0
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1answer
78 views

Realtek rtl8192cu-fixes issue elementary os

I asked this question here[http://askubuntu.com/questions/594760/realtek-rtl8192cu-fixes-issue-elementary-os] but was redirect to this site. Copy of original questions Has anyone had any luck with ...
0
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1answer
25 views

Sunix Low Level Parallel port driver not working

Background: I am currently in the process of updating a Industrial PC + software from Debian 4 (etch) to Debian 7 (Wheezy) due to hardware obsolescence, one of the few pieces of hardware being shared ...
1
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1answer
18 views

Realtek 8160 not detected on LFS

I completed LFS and it boots but I'm not able to get the networking to work. When I do a ifconfig it list the lo that is the loopback network but doesn't detect eth0 and also says doesn't exist. If i ...
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0answers
68 views

How to use kmod-nvidia drivers for boot

I have Fedora 21 on a computer that I built with a NVIDIA GeForce GTX 660 Ti graphics card. When I was originally installing my system, I had a large number of issues with getting it running until I ...
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0answers
19 views

Update Oracle Linux 5.5 to 5.8 with RDAC Driver

I need to update Oracle Linux 5.5 to 5.8, that's the easy part. The problem is that on the system it's mapped an IBM DS3k (DS3512) storage with RDAC. Actual configuration: OS: cat /etc/*-release ...
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0answers
48 views

Wifi not working on compaq 6715b running ubuntu 14.04

I'm trying to get WIFI running on an old compaq 6715b laptop. It does not show up in iwconfig, so I assume that I need to install drivers. I've tried using ndiswrapper, and tried "sudo apt-get install ...
0
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1answer
38 views

Why do we need a usbkbd driver when there is usbhid?

I discovered that it is the usbhid that controls my USB keyboard by default. I discovered it by doing rmmod usbhid. When I removed usbhid the usb keyboard stopped working. Note that usbkbd was not yet ...
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0answers
40 views

hard drive formatted while Linux setup, lost partitions

I have installed Ubunto 14.04 on sda1. but after the installation finished, all the partitions are gone . I have important data on sda5 , and when I run the following command : sudo fdisk -l in the ...
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0answers
60 views

ip link set dev wlan0 up fails on LFS-7.6 linux 3.18.7

I set up Linux from Scratch 7.6 with the kernel 3.18.7 on a Lenovo Yoga13. However, udev does not load the rtl8723au driver needed to run its Wi-Fi card. I needed to compile the driver manually, and ...
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64 views

PULSEAUDIO does not list my ALSA capture device as a capture source

First of all, Hello everybody! My name is Przemek Gajos and this is my first post here. I have recently written an ALSA driver for my audio capture card and I have problems with PULSEAUDIO ...
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1answer
43 views

Is there a standard directory in Linux where my driver files are stored?

I need to find my drivers for the sound card and graphic card, do you know how to find their paths and if they are stored logically in one directory?
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1answer
100 views

What is the GPU driver I am currently running?

I have installed latest nVidia graphic driver via this PPA "xorg-edgers/ppa". Now in Nvidia X server setting showing the driver version is 346.35. But in Ubuntu's Additional Drivers there is no such ...
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52 views

Slide Scanner not recognized in Linux Mint

first of all: I'm using Linux Mint 17/Qiana, I previously asked this on askubuntu, and got redirected here, so I hope this is the right place to ask this :P So I am trying to get a slide scanner ...
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0answers
51 views

Do Access points use softMAC or hardMAC?

I am trying to understand the working of wireless in linux. I started with wpa_supplicant, hostapd applications with the help of their documentation and source code.Understood the flow and basic ...
0
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1answer
174 views

Nvidia linux drivers on Dell XPS L502X Nvidia GeForce GT 540M

I have a Dell XPS L502X with an Nvidia GeForce GT 540M and I'd like help installing the official drivers off the Nvidia site. Every time I try I brick my installation and have to re-install. Even if I ...
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0answers
568 views

BCM43142 Won't Work With Mint 17.1 Cinnamon x64 [closed]

I have posted this on the official Mint forums as well, thought I'd cross-post here to see if I can get alternate suggestions I can try. I initially tried the bcmwl-kernel-source from 'Driver ...
2
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2answers
49 views

does a user program always use system calls to access a device driver

In Linux, does a user program always use system calls to the OS kernel, to access a device driver indirectly? When the driver is implemented as a module which can be loaded and unloaded, does a user ...
0
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1answer
62 views

Cannot use ALFA-AWUS036NHA over my laptops wireless card

I recently bought an ALFA-AWUS03NHA Wireless Card, I am running Debian and I want to use the card with the aircrack-ng suite of tools. However, I am pretty sure it is using my laptops wireless card, ...
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0answers
214 views

Nvidia Proprietory Drivers for Linux Mint 17.1 (http://www.dell.com/in/p/inspiron-15-3542-laptop/pd)

My laptop has dual graphics (Intel + Nvidia GeForce 820M) and i'm finding it difficult to install Proprietory graphic card drivers for the GeForce. Have tried many methods on Ubuntu 14.04, and they ...