Open-source News

New Intel Linux Graphics Driver Patches Allow Tuning For Up To 10~15% Better Performance

Phoronix - Thu, 04/27/2023 - 22:00
After profiling and raising an issue by Google's Chrome OS engineers, there is a set of "request for comments" patches out today for the Intel Linux graphics driver that can provide 10~15% better performance when operating in the tuned mode...

Zink OpenGL-On-Vulkan Driver Enables Shader Object Support

Phoronix - Thu, 04/27/2023 - 20:24
Introduced one month ago in Vulkan 1.3.246 was the new VK_EXT_shader_object extension that was worked on by developers from Activision to Valve. Zink lead developer Mike Blumenkrantz at Valve has been busy the past few weeks on getting this shader object support wired up for use by this OpenGL-on-Vulkan driver...

Linux Has A New Firewire IEEE-1394 Maintainer - Intends To Maintain Support To 2029

Phoronix - Thu, 04/27/2023 - 19:00
It's likely been years since many of you have heard of Firewire and some readers likely never had the opportunity to use it. The Firewire interface was great back in the day and during the early period of digital video cameras, but modern versions of USB and Thunderbolt are far faster, allow longer cable distances, and numerous other advantages. While Firewire hasn't seen much activity in years and can be outpaced by USB 3.0 and beyond, there is a new Firewire subsystem maintainer for the Linux kernel and he intends to keep at it for the next six years...

Vulkan 1.3.249 Introduces New Ray-Tracing Extension

Phoronix - Thu, 04/27/2023 - 18:48
Vulkan 1.3.249 is out today as the latest spec update for this industry-standard high performance graphics and compute API. Notable with Vulkan 1.3.249 is the introduction of VK_KHR_ray_tracing_position_fetch...

The Old Radeon "R600g" Gallium3D Driver Drops Its TGSI Code Path

Phoronix - Thu, 04/27/2023 - 18:29
For those making use of the Radeon R600 Gallium3D driver within Mesa for supporting the Radeon HD 2000 series through the HD 6000 series (pre-GCN) graphics cards, Mesa 23.2 is finally ready to drop its TGSI code path for what was once the default intermediate representation (IR) used by Gallium3D drivers but in more recent years NIR has become the preferred IR format...

Intel Lunar Lake HD Audio & Other Sound Changes For Linux 6.4

Phoronix - Thu, 04/27/2023 - 18:13
Linux sound subsystem maintainer and SUSE engineer Takashi Iwai submitted all of the sound driver updates this week for the ongoing Linux 6.4 kernel merge window...

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