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Date: Thu, 4 Apr 2024 12:57:34 +0200
From: Andrew Jones <ajones@ventanamicro.com>
To: Atish Patra <atishp@rivosinc.com>
Cc: linux-kernel@vger.kernel.org, 
	=?utf-8?B?Q2zDqW1lbnQgTMOpZ2Vy?= <cleger@rivosinc.com>, Conor Dooley <conor.dooley@microchip.com>, 
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	Alexandre Ghiti <alexghiti@rivosinc.com>, Alexey Makhalov <amakhalov@vmware.com>, 
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	Mark Rutland <mark.rutland@arm.com>, Palmer Dabbelt <palmer@dabbelt.com>, 
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	Shuah Khan <shuah@kernel.org>, virtualization@lists.linux.dev, 
	VMware PV-Drivers Reviewers <pv-drivers@vmware.com>, Will Deacon <will@kernel.org>, x86@kernel.org
Subject: Re: [PATCH v5 02/22] RISC-V: Add FIRMWARE_READ_HI definition
Message-ID: <20240404-6fc14e149cd82bb0ee8f088c@orel>
References: <20240403080452.1007601-1-atishp@rivosinc.com>
 <20240403080452.1007601-3-atishp@rivosinc.com>
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On Wed, Apr 03, 2024 at 01:04:31AM -0700, Atish Patra wrote:
> SBI v2.0 added another function to SBI PMU extension to read
> the upper bits of a counter with width larger than XLEN.
> 
> Add the definition for that function.
> 
> Reviewed-by: Cl?ment L?ger <cleger@rivosinc.com>
> Acked-by: Conor Dooley <conor.dooley@microchip.com>
> Reviewed-by: Anup Patel <anup@brainfault.org>
> Signed-off-by: Atish Patra <atishp@rivosinc.com>
> ---
>  arch/riscv/include/asm/sbi.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h
> index 6e68f8dff76b..ef8311dafb91 100644
> --- a/arch/riscv/include/asm/sbi.h
> +++ b/arch/riscv/include/asm/sbi.h
> @@ -131,6 +131,7 @@ enum sbi_ext_pmu_fid {
>  	SBI_EXT_PMU_COUNTER_START,
>  	SBI_EXT_PMU_COUNTER_STOP,
>  	SBI_EXT_PMU_COUNTER_FW_READ,
> +	SBI_EXT_PMU_COUNTER_FW_READ_HI,
>  };
>  
>  union sbi_pmu_ctr_info {
> -- 
> 2.34.1
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>