[PATCH v2] arm64/sysreg: Add hwcap for SVE EBF16

Catalin Marinas catalin.marinas at arm.com
Tue Sep 6 10:57:30 PDT 2022


On Mon, 29 Aug 2022 16:48:15 +0100, Mark Brown wrote:
> SVE has a separate identification register indicating support for BFloat16
> operations. Add a hwcap identifying support for EBF16 in this register,
> mirroring what we did for the non-SVE case.
> 
> While there is currently an architectural requirement for BF16 support to
> be the same in SVE and non-SVE contexts there are separate identification
> registers this separate hwcap helps avoid issues if that requirement were
> to be relaxed in the future, we have already chosen to have a separate
> capability for base BF16 support.
> 
> [...]

Applied to arm64 (for-next/sve), thanks!

[1/1] arm64/sysreg: Add hwcap for SVE EBF16
      https://git.kernel.org/arm64/c/81ff692ad924

-- 
Catalin




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