[PATCH v2 5/6] arm64/sme: Reenable SME

Mark Brown posted 6 patches 1 year ago
[PATCH v2 5/6] arm64/sme: Reenable SME
Posted by Mark Brown 1 year ago
Now that fixes for all the known issues with SME have been applied
remove the BROKEN dependency from it so it's generally available again.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 arch/arm64/Kconfig | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 100570a048c5e8892c0112704f9ca74c4fc55b27..7e3182dd6fa0dadd961c352f88484cff0e520eaa 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -2270,7 +2270,6 @@ config ARM64_SME
 	bool "ARM Scalable Matrix Extension support"
 	default y
 	depends on ARM64_SVE
-	depends on BROKEN
 	help
 	  The Scalable Matrix Extension (SME) is an extension to the AArch64
 	  execution state which utilises a substantial subset of the SVE

-- 
2.39.5
Re: [PATCH v2 5/6] arm64/sme: Reenable SME
Posted by Luis Machado 1 year ago
On 12/4/24 15:20, Mark Brown wrote:
> Now that fixes for all the known issues with SME have been applied
> remove the BROKEN dependency from it so it's generally available again.
> 
> Signed-off-by: Mark Brown <broonie@kernel.org>
> ---
>  arch/arm64/Kconfig | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 100570a048c5e8892c0112704f9ca74c4fc55b27..7e3182dd6fa0dadd961c352f88484cff0e520eaa 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -2270,7 +2270,6 @@ config ARM64_SME
>  	bool "ARM Scalable Matrix Extension support"
>  	default y
>  	depends on ARM64_SVE
> -	depends on BROKEN
>  	help
>  	  The Scalable Matrix Extension (SME) is an extension to the AArch64
>  	  execution state which utilises a substantial subset of the SVE
> 

FYI, I gave this series a try with the emulator and GDB's SME/SVE testsuite and
it still looks good from userspace's perspective.

Tested-By: Luis Machado <luis.machado@arm.com>