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From: Conor Dooley <conor@kernel.org>
To: Charlie Jenkins <charlie@rivosinc.com>
Cc: "Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Guo Ren" <guoren@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Chen-Yu Tsai" <wens@csie.org>,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Samuel Holland" <samuel@sholland.org>,
	"Conor Dooley" <conor.dooley@microchip.com>,
	"Evan Green" <evan@rivosinc.com>,
	"Clément Léger" <cleger@rivosinc.com>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Shuah Khan" <shuah@kernel.org>,
	linux-riscv@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	"Palmer Dabbelt" <palmer@rivosinc.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-sunxi@lists.linux.dev, linux-doc@vger.kernel.org,
	linux-kselftest@vger.kernel.org
Subject: Re: [PATCH v2 06/17] riscv: Extend cpufeature.c to detect vendor extensions
Date: Wed, 17 Apr 2024 14:42:41 +0100	[thread overview]
Message-ID: <20240417-automaker-baton-bd816e1bd975@spud> (raw)
In-Reply-To: <20240415-dev-charlie-support_thead_vector_6_9-v2-6-c7d68c603268@rivosinc.com>


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On Mon, Apr 15, 2024 at 09:12:03PM -0700, Charlie Jenkins wrote:

> @@ -351,6 +343,14 @@ static void __init riscv_parse_isa_string(unsigned long *this_hwcap, struct risc
>  		bool ext_long = false, ext_err = false;
>  
>  		switch (*ext) {
> +		case 'x':
> +		case 'X':
> +			pr_warn("Vendor extensions are ignored in riscv,isa. Use riscv,isa-extensions instead.");

Was looking for something and noticed this - pr_warn_once() I think.

> +			/*
> +			 * In canonical order, the remaining extensions in the
> +			 * isa string will be vendor extensions so exit.
> +			 */
> +			break;
>  		case 's':
>  			/*
>  			 * Workaround for invalid single-letter 's' & 'u' (QEMU).

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  reply	other threads:[~2024-04-17 13:43 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-16  4:11 [PATCH v2 00/17] riscv: Support vendor extensions and xtheadvector Charlie Jenkins
2024-04-16  4:11 ` [PATCH v2 01/17] riscv: cpufeature: Fix thead vector hwcap removal Charlie Jenkins
2024-04-16 15:03   ` Conor Dooley
2024-04-16 20:40     ` Charlie Jenkins
2024-04-16  4:11 ` [PATCH v2 02/17] dt-bindings: riscv: Add xtheadvector ISA extension description Charlie Jenkins
2024-04-16 15:16   ` Conor Dooley
2024-04-16 20:43     ` Charlie Jenkins
2024-04-16 21:10       ` Conor Dooley
2024-04-17 22:51         ` Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 03/17] dt-bindings: riscv: Add vendorid Charlie Jenkins
2024-04-16 15:05   ` Conor Dooley
2024-04-16  4:12 ` [PATCH v2 04/17] riscv: dts: allwinner: Add xtheadvector to the D1/D1s devicetree Charlie Jenkins
2024-04-16 15:28   ` Conor Dooley
2024-04-16 20:39     ` Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 05/17] riscv: Fix extension subset checking Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 06/17] riscv: Extend cpufeature.c to detect vendor extensions Charlie Jenkins
2024-04-17 13:42   ` Conor Dooley [this message]
2024-04-16  4:12 ` [PATCH v2 07/17] riscv: Introduce vendor variants of extension helpers Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 08/17] riscv: drivers: Convert xandespmu to use the vendor extension framework Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 09/17] riscv: uaccess: Add alternative for xtheadvector uaccess Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 10/17] RISC-V: define the elements of the VCSR vector CSR Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 11/17] riscv: csr: Add CSR encodings for VCSR_VXRM/VCSR_VXSAT Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 12/17] riscv: Create xtheadvector file Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 13/17] riscv: vector: Support xtheadvector save/restore Charlie Jenkins
2024-04-17 14:50   ` Conor Dooley
2024-04-17 22:00     ` Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 14/17] riscv: hwprobe: Add vendor extension probing Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 15/17] riscv: hwprobe: Document vendor extensions and xtheadvector extension Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 16/17] selftests: riscv: Fix vector tests Charlie Jenkins
2024-04-16  4:12 ` [PATCH v2 17/17] selftests: riscv: Support xtheadvector in " Charlie Jenkins
2024-04-16 15:39 ` [PATCH v2 00/17] riscv: Support vendor extensions and xtheadvector Conor Dooley
2024-04-17 13:17 ` Conor Dooley

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