Amdgpu Stoney Not Supported In Kfd – Resolving The Issue

Have you ever felt betrayed by technology? Imagine being excited about upgrading to the latest AMDGPU Stoney graphics card, only to discover that it is not supported in KFD (Kernel Fusion Driver). 

This issue may arise due to firmware that needs to be loaded and Outdated kernel version. It can be resolved by recent kernel updates, alternative drivers and community engagement.

This article discusses the frustration of Amdgpu Stoney users due to the lack of support from KFD. However, it also offers alternative solutions and workarounds for users who want to improve their Stoney experience.

Understanding Amdgpu Stoney And The Role Of Kfd:

Amdgpu Stoney And The Role Of Kfd
Source: Youtube

The AMDGPU Stoney driver is a free, open-source graphics driver created for AMD’s Stoney Ridge graphics processing units (GPUs).

This driver allows these GPUs to function at their best on the Linux operating system, enhancing their capabilities across various software applications.

One noteworthy feature of the AMDGPU Stoney driver is its compatibility with the Kernel Fusion Driver (KFD), a critical component for optimizing GPU performance.

KFD is a communication link between the central processing unit (CPU) and GPU, facilitating efficient task scheduling and data exchange.

By effectively managing the distribution of tasks between the CPU cores and GPU computing units, KFD optimizes the system’s overall performance.

This optimization is particularly advantageous for functions that demand intensive parallel processing, such as gaming or machine learning.

The Significance Of Amdgpu Stoney Support Absence In Kfd: Addressing Key Concerns :

The lack of Amdgpu Stoney support within KFD raises significant concerns for various reasons.

1. Performance Limitations:

The Amdgpu Stoney graphics driver lacks support for certain features and optimizations, limiting maximum performance but not rendering it entirely non-functional.

While this limitation might discourage some users, alternative drivers can still provide satisfactory performance.

Users should explore compatible drivers for their systems and stay updated on Amdgpu community developments for potential future support or performance improvements.

2. Compatibility Issues:

gpu Compatibility Issues
Source: cgdirector

As Linux distributions and software progress, older versions of the Linux kernel and alternative hardware drivers may only work with the same developments.

This can lead to stability issues, such as crashes and functionality problems, like hardware or software not functioning correctly.

To avoid these problems, keeping your Linux kernel and drivers up to date is crucial to match the requirements of evolving software and hardware components.

4. Security Updates:

Security vulnerabilities in the kernel are like openings in its code that could allow people to get into a computer system without permission or do bad things.

Both computer security experts and people with bad intentions can find these issues. Users using older kernel versions without making them more secure with updates make their systems easy targets for known security problems.

People who know these weaknesses may use them to break into the system, possibly stealing information or causing harm.

This is especially concerning when computer security, such as businesses and critical infrastructure, is very important.

5. User Frustration:

Users who have invested in AMD Stoney APUs expect a certain level of performance and functionality. The lack of KFD support can be frustrating for these users. AMD must address this issue to ensure a better customer experience.

Potential Solutions To Resolve Amdgpu Stoney Not Supported In Kfd:

Below are possible approaches that could have been considered or put into action:

1. Use Recent Kernel Updates:

Updating your Linux operating system with the latest kernel can improve compatibility with Amdgpu Stoney by fixing bugs and enhancing graphics driver support. To install the recent kernel updates, follow the steps:

  • Use package managers like apt or yum (depending on your Linux distribution) to install recent kernel updates.
  • Package managers offer an easy way to update your kernel.
  • Periodically check for updates from official sources or community repositories.
  • This ensures access to new features and bug fixes, helping with compatibility issues like AMDGPU Stoney and KFD.

2. Look For Alternative Drivers:

Look For Alternative Drivers:
Source: explorateglobal

To fix the “Amdgpu Stoney Not Supported in Kfd” issue, consider trying different drivers for your AMDGPU hardware.

Compatibility problems between driver versions and AMD graphics hardware can cause this error. Experiment with alternative drivers, like the Radeon driver, to find one that works well with your system.

3. Community Engagement: 

Linux is known for its collaborative nature, and many enthusiasts and developers can offer creative solutions:

  • Engage with the Linux community for support.
  • Utilize forums, mailing lists, or social media channels.
  • Seek insights, workarounds, and collaborations.
  • Explore solutions through collective knowledge.
  • Develop patches or updates to address compatibility issues.

Causes Behind Amdgpu Stoney Not Supported In Kfd:

1. Hardware Complexity: 

  • One of the main reasons AMDGPU Stoney needs to be supported in KFD (Kernel Fusion Driver) is the complex hardware of Stoney Ridge APUs. These APUs combine a CPU and a GPU on a single chip, making it difficult for developers to integrate and maintain compatibility with the KFD framework.
  • Additionally, the limited market demand for Stoney Ridge APUs plays a role in the need for more support. These APUs are designed for power efficiency and are mainly used in budget laptops and small devices, which don’t require advanced GPU computing features provided by KFD.

2. Resource Allocation: 

The evolution of the Linux kernel is a collaborative effort that often involves input from diverse developers and organizations.

The allocation of resources, including developer time and financial backing, can affect the rate at which new hardware compatibility is established.

2. Low Adoption Rate:

If only a few people have Amdgpu Stoney-based hardware or it’s unpopular, developers might not focus on it as much. They usually work on ensuring that most people use hardware is supported.

3. Technical Challenges: 

Technical Challenges
Source: builtincolorado

The design of Amdgpu Stoney may have posed technical obstacles that demanded both time and specialized knowledge to surmount. These challenges encompass GPU structure, memory administration, or energy regulation concerns.

4. Testing And Validation: 

Ensuring stable and reliable support for new hardware in the Linux kernel is paramount. This entails thorough testing and validation to prevent regressions and system crashes.

The testing process may be time-consuming, but it is essential for maintaining the kernel’s stability and reliability.

5. Upstream Dependencies:

GPU driver development relies on other components and libraries. Delays or changes in these components can cause delays in hardware support development.

6. Legal And Licensing Considerations:

Support for AMDGPU Stoney in Kfd is currently unavailable due to legal and licensing issues. Developing Linux kernel drivers requires careful compliance with legal aspects, including patents, copyrights, and agreements with third-party vendors.

Linux’s open-source nature means strict rules for code integration to avoid intellectual property infringements, which can have legal consequences.

Until all necessary legal clearances and licensing obstacles are resolved, AMDGPU Stoney support in Kfd may remain unavailable.

Frequently Asked Questions:

1. How Do I Find And Install Alternative Drivers For Amdgpu Stoney?

To find alternative drivers, you can search online for open-source or proprietary drivers specifically designed for Amdgpu Stoney. 

2. Is There A Timeline For When Amdgpu Stoney Might Be Supported In Kfd?

Timelines for hardware support can be uncertain. It depends on developer efforts and priorities. Regularly checking for updates and community discussions is the best way to stay informed about progress.

3. Can I Still Use My Amd Stoney Apus Without Kfd Support?

Yes, you can still use your AMD Stoney APUs without KFD support. KFD support is necessary to utilize certain features or benefits that might have been available through this specific driver.

4. How Can I Provide Feedback To The Developers About Amdgpu Stoney Support In Kfd?

You can report issues, provide feedback, and participate in discussions through official bug trackers, mailing lists, and forums related to the Linux kernel and AMDGPU development.

5. How Can I Identify If My System Has Amdgpu Stoney Hardware?

You can use Linux command-line utilities like “lspci” or “lshw” to identify your hardware components. Look for information related to your GPU or APU in the output of these commands.


In conclusion, the lack of AMDGPU Stoney support in KFD is a concern for several reasons. Firstly, it limits the performance capabilities of users who rely on this particular GPU.

Additionally, compatibility issues arise when integrating the Stoney platform with other components and software.

Moreover, the absence of security updates for this specific GPU raises serious vulnerabilities that hackers can exploit.

Lastly, user frustration is at an all-time high as they are left without a solution or roadmap from AMD regarding this issue.

AMD must take immediate action to address these concerns and support AMDGPU Stoney in KFD to ensure optimal performance and security for its users.