Re: [PATCH v4 00/21] arm64/sme: Support SME 2 and SME 2.1

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On Mon, 16 Jan 2023 16:04:36 +0000, Mark Brown wrote:
> Arm have recently released versions 2 and 2.1 of the SME extension.
> Among the features introduced by SME 2 is some new architectural state,
> the ZT0 register. This series adds support for this and all the other
> features of the new SME versions.
> 
> Since the architecture has been designed with the possibility of adding
> further ZTn registers in mind the interfaces added for ZT0 are done with
> this possibility in mind. As ZT0 is a simple fixed size register these
> interfaces are all fairly simple, the main complication is that ZT0 is
> only accessible when PSTATE.ZA is enabled. The memory allocation that we
> already do for PSTATE.ZA is extended to include space for ZT0.
> 
> [...]

Applied to arm64 (for-next/sme2), thanks!

[01/21] arm64/sme: Rename za_state to sme_state
        https://git.kernel.org/arm64/c/ce514000da4f
[02/21] arm64: Document boot requirements for SME 2
        https://git.kernel.org/arm64/c/6dabf1fac6b4
[03/21] arm64/sysreg: Update system registers for SME 2 and 2.1
        https://git.kernel.org/arm64/c/0f3bbe0edf78
[04/21] arm64/sme: Document SME 2 and SME 2.1 ABI
        https://git.kernel.org/arm64/c/4edc11744e8c
[05/21] arm64/esr: Document ISS for ZT0 being disabled
        https://git.kernel.org/arm64/c/8ef55603b8ea
[06/21] arm64/sme: Manually encode ZT0 load and store instructions
        https://git.kernel.org/arm64/c/2cdeecdb9513
[07/21] arm64/sme: Enable host kernel to access ZT0
        https://git.kernel.org/arm64/c/f122576f3533
[08/21] arm64/sme: Add basic enumeration for SME2
        https://git.kernel.org/arm64/c/d4913eee152d
[09/21] arm64/sme: Provide storage for ZT0
        https://git.kernel.org/arm64/c/d6138b4adc70
[10/21] arm64/sme: Implement context switching for ZT0
        https://git.kernel.org/arm64/c/95fcec713259
[11/21] arm64/sme: Implement signal handling for ZT
        https://git.kernel.org/arm64/c/ee072cf70804
[12/21] arm64/sme: Implement ZT0 ptrace support
        https://git.kernel.org/arm64/c/f90b529bcbe5
[13/21] arm64/sme: Add hwcaps for SME 2 and 2.1 features
        https://git.kernel.org/arm64/c/7d5d8601e457
[14/21] kselftest/arm64: Add a stress test program for ZT0
        https://git.kernel.org/arm64/c/1c07425e902c
[15/21] kselftest/arm64: Cover ZT in the FP stress test
        https://git.kernel.org/arm64/c/f63a9f15b2d4
[16/21] kselftest/arm64: Enumerate SME2 in the signal test utility code
        https://git.kernel.org/arm64/c/638293732608
[17/21] kselftest/arm64: Teach the generic signal context validation about ZT
        https://git.kernel.org/arm64/c/afe6f1827526
[18/21] kselftest/arm64: Add test coverage for ZT register signal frames
        https://git.kernel.org/arm64/c/18f8729ab3d5
[19/21] kselftest/arm64: Add SME2 coverage to syscall-abi
        https://git.kernel.org/arm64/c/49886aa9ab33
[20/21] kselftest/arm64: Add coverage of the ZT ptrace regset
        https://git.kernel.org/arm64/c/4e1aa1a18f1b
[21/21] kselftest/arm64: Add coverage of SME 2 and 2.1 hwcaps
        https://git.kernel.org/arm64/c/3eb1b41fba97

-- 
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