Category Archives: DC-125

DisplayLink USB 2.0 Graphics Adapters on Linux – 2014 Edition

A little over a year ago I wrote a blog post discussing the state of USB Graphics on Linux systems, specifically, Fedora 18. What follows is an update on the situation, looking at both Fedora 20 and Ubuntu 13.10, and examining how far we have come, and how far we still have to go. The […]

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Before You Upgrade To Mac OS X 10.9 (“Mavericks”)

Update 10/22/14: With the release of 10.10 (Yosemite), unfortunately there’s not much improved USB graphics behavior to report, as the key issues outlined in this post still exist. We’ve posted an update regarding USB graphics and other USB device behavior with Yosemite that can be found here. DisplayLink has recently released an updated beta driver […]

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DisplayLink Releases New Windows Driver Version 7.1 M1

Today DisplayLink released their new Windows Driver Version 7.1 M1 (7.1.45135.0). We’re excited to have this new driver out, as it fixes a number of last issues that let us recommend the latest 7.X drivers over the earlier 5.X and 6.X series drivers, on all versions of Windows. All of Plugable’s current and past USB […]

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Fedora 18 and DisplayLink USB 2.0 Graphics Adapters

With the recent release of Fedora 18, we have been testing the many changes and improvements to the DisplayLink software stack that have landed for this latest version of the popular open-source distribution. A large amount of work has gone into improving functionality and ease of use with DisplayLink USB Graphics devices. Most of these […]

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Windows Multipoint Server 2012 and Plugable USB Zero Clients

Windows Multipoint Server allows you to share a single PC among many users by connecting many USB zero clients (USB terminals). It’s a huge maintenance, power, and cost savings. Microsoft’s newly released 2012 version has a greatly improved software interface for supporting USB clients. But this change meant that, until today, the most popular USB […]

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OS X Mid-2012 MacBook USB and Graphics update

Good news Mac owners! Apple has released a graphics and USB focused update just for late model, Mid 2012 MacBook models including “all Mac notebooks released in June 2012.” This update “includes graphics performance and reliability enhancements and improves compatibility with some USB devices.” As with any OS X update, simply choose updates in the […]

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One Fedora 17 Box up to 16 USB Multiseat Terminals

Fedora 17, as shipped, supports only 7 or 8 plug-and-play USB terminals per machine. The cause is the kernel evdev driver’s limit of 32 input devices. You can see how your 32 evdev slots are currently getting used on a system with the command for i in {0..31..1}; do udevadm info -a -n /dev/input/event$i | […]

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Dconf configuration: GNOME 3 Fallback Mode

The Linux GNOME 3 UI assumes you have a beefy 3D GPU and capable driver, which can cause problems when that isn’t the case. Individual GNOME 3 users can fix this by setting their desktop experience to GNOME 3 “fallback mode” which can avoid the 3D compute burden. Fallback mode is an essential setting for […]

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New Distros and Linux Automatic USB Multiseat Support

OpenSUSE and ArchLinux appear to be making good progress on integrating the latest version of systemd, which is a central element of Linux’s new Automatic USB multiseat support — letting you turn one machine into many with plug and play USB terminals. Since this is all open source, we expect the porting process will happen […]

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DisplayLink USB Devices on Linux Kernel 3.4.0

Linux kernel 3.4.0 is the first to include a new driver for DisplayLink-based USB 2.0 devices, called “udl”. udl is a port of the udlfb driver to Linux’s DRM architecture. David Airlie is doing this work, and the potential is very exciting. Eventually, this architecture will lead to a host of advantages, including GPU-accelerated 3D […]

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