From nobody Thu Dec 18 11:09:02 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 890C98489 for ; Wed, 12 Feb 2025 00:30:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739320249; cv=none; b=hVis2komaMe6K+niP3B71tW3a0u848xxTHiX9A+GmWrOgOULHmdPrZRSEaIetOjovF4Y9cz58++Zl3AaWo09S5rS0594Zrgew3x05KevMaRQ5yaNbyU+zVYiiUwt09cdlU9B6ZAxP3CB4fU/VO0OySU4FlJrfj3QTasfWwdSldE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739320249; c=relaxed/simple; bh=NJ/KIhRbLqKKRZOIuLEK+yaV4RpOOTdBF4uFF/FtH8c=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=mMz365xVgouiLWKxeAdSttOF75fGr3n3yTZu0GWPpfvxG4RYibO/oQ0gN/aYwEXhJjaX59EfQVUPuex+gRf/A8sxwJDhqbEEyP/fGEBqzQi7XDxsJCj3uIZDESJzesn6DO/xS/FsbIxvUXk8eojtj8jGQpi7JRQ/uSoulSU2CSk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KPyjScDS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KPyjScDS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CCA3FC4CEDD; Wed, 12 Feb 2025 00:30:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739320249; bh=NJ/KIhRbLqKKRZOIuLEK+yaV4RpOOTdBF4uFF/FtH8c=; h=From:Date:Subject:To:Cc:From; b=KPyjScDSvbFkYyWQdp+eI6YuMaJZIqR+icltgr/z63FhS1M13Dj2AM5zF3rUWyoT5 OG2BcP0tc2yCG9jCnsGvqdzDtmbYvv0zba+DK7Z4vNjKOru8kaX/7T4b+SfSg8cKuJ Ig5O5na0GUIwcKGDeIbmEw4xIMzvv6Wgza7WdbSdjWtAUYul2i5kpRnZHRmIRBmGf6 AoUBNQstEt3ll4OBmdvSc/2J8bHy/1MxhxOchFQk1bVZvMJJWSe8w2aIMxSsHYuVJT PYO4DU2VzgJG7QOf/LLscisq86NSDHBTI04W1awbBKjdignPABR3tyn+7nO0lqtVM9 fi2/lp0fjKWyA== From: Mark Brown Date: Wed, 12 Feb 2025 00:30:42 +0000 Subject: [PATCH v2] arm64: Add missing registrations of hwcaps Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250212-arm64-fix-2024-dpisa-v2-1-67a1c11d6001@kernel.org> X-B4-Tracking: v=1; b=H4sIALHrq2cC/22NwQ6CMBBEf4Xs2TVtoW3w5H8YDhUW2KiUbA3RE P7dSjx6fJOZNyskEqYEp2IFoYUTxymDORTQjmEaCLnLDEYZq4zyGOThKuz5hTmqsJs5BXSlDbZ 22qm6hTydhXJj116azCOnZ5T3/rLob/oTavVfuGjU2HnfV2Xrr8aW5xvJRPdjlAGabds+2dEcd bkAAAA= X-Change-ID: 20250207-arm64-fix-2024-dpisa-635a5961609c To: Catalin Marinas , Will Deacon Cc: Mark Rutland , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Mark Brown X-Mailer: b4 0.15-dev-1b0d6 X-Developer-Signature: v=1; a=openpgp-sha256; l=2294; i=broonie@kernel.org; h=from:subject:message-id; bh=NJ/KIhRbLqKKRZOIuLEK+yaV4RpOOTdBF4uFF/FtH8c=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBnq+u2MYEJMHcoB61+KLJFvAOZqDPmOsElNgJ/zTde 0HBaoVCJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZ6vrtgAKCRAk1otyXVSH0I6UB/ 4jM3gyMSYvWY6GmGz4t2iIx+eAB7faBazfS2nutpETqdnRqubc7jOuPrAwJdHCxUpNg9QckoXCSsZI ZDNCSayXq++pwEhxVpBxjHLyzisAgiKvu2d70uxc7fM2Qw5kwUKon9EjfogJ3oCjLOaMK8HEnH6nbz XxF3gZCn2TMkendPIq0bexYYTbb35YOnrn3YOIaNX8O7PthY/f9iOQQykUkpNzgZ0Yb9H38pggCSFI 16eS5p0D4EFQ1kVV28DJVjvmG79JqmCl8XUhBU3aUOrjRcHUX6MIDp0jW2Ar2hdr/Hj/nGycGk+dNm +wquF9ny8qGqAFWd+JLXDk+YyfM7zE X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Commit 819935464cb2 ("arm64/hwcap: Describe 2024 dpISA extensions to userspace") added definitions for HWCAP_FPRCVT, HWCAP_F8MM8 and HWCAP_F8MM4 but did not include the crucial registration in arm64_elf_hwcaps. Add it. Fixes: 819935464cb2 ("arm64/hwcap: Describe 2024 dpISA extensions to usersp= ace") Reported-by: Mark Rutland Signed-off-by: Mark Brown Acked-by: Mark Rutland --- Changes in v2: - Add FPRCVT. - Link to v1: https://lore.kernel.org/r/20250210-arm64-fix-2024-dpisa-v1-1-= d77f43c7b253@kernel.org --- arch/arm64/kernel/cpufeature.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index f0910f20fbf8c18fbeb63bcee18abf13371b1d5e..d561cf3b8ac7b11784282dc8898= 52ef52a7b8f6e 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -3091,6 +3091,7 @@ static const struct arm64_cpu_capabilities arm64_elf_= hwcaps[] =3D { HWCAP_CAP(ID_AA64ISAR0_EL1, TS, FLAGM, CAP_HWCAP, KERNEL_HWCAP_FLAGM), HWCAP_CAP(ID_AA64ISAR0_EL1, TS, FLAGM2, CAP_HWCAP, KERNEL_HWCAP_FLAGM2), HWCAP_CAP(ID_AA64ISAR0_EL1, RNDR, IMP, CAP_HWCAP, KERNEL_HWCAP_RNG), + HWCAP_CAP(ID_AA64ISAR3_EL1, FPRCVT, IMP, CAP_HWCAP, KERNEL_HWCAP_FPRCVT), HWCAP_CAP(ID_AA64PFR0_EL1, FP, IMP, CAP_HWCAP, KERNEL_HWCAP_FP), HWCAP_CAP(ID_AA64PFR0_EL1, FP, FP16, CAP_HWCAP, KERNEL_HWCAP_FPHP), HWCAP_CAP(ID_AA64PFR0_EL1, AdvSIMD, IMP, CAP_HWCAP, KERNEL_HWCAP_ASIMD), @@ -3190,6 +3191,8 @@ static const struct arm64_cpu_capabilities arm64_elf_= hwcaps[] =3D { HWCAP_CAP(ID_AA64FPFR0_EL1, F8FMA, IMP, CAP_HWCAP, KERNEL_HWCAP_F8FMA), HWCAP_CAP(ID_AA64FPFR0_EL1, F8DP4, IMP, CAP_HWCAP, KERNEL_HWCAP_F8DP4), HWCAP_CAP(ID_AA64FPFR0_EL1, F8DP2, IMP, CAP_HWCAP, KERNEL_HWCAP_F8DP2), + HWCAP_CAP(ID_AA64FPFR0_EL1, F8MM8, IMP, CAP_HWCAP, KERNEL_HWCAP_F8MM8), + HWCAP_CAP(ID_AA64FPFR0_EL1, F8MM4, IMP, CAP_HWCAP, KERNEL_HWCAP_F8MM4), HWCAP_CAP(ID_AA64FPFR0_EL1, F8E4M3, IMP, CAP_HWCAP, KERNEL_HWCAP_F8E4M3), HWCAP_CAP(ID_AA64FPFR0_EL1, F8E5M2, IMP, CAP_HWCAP, KERNEL_HWCAP_F8E5M2), #ifdef CONFIG_ARM64_POE --- base-commit: 21fed7c223e20e694b91dbf25936d922a50c8b19 change-id: 20250207-arm64-fix-2024-dpisa-635a5961609c Best regards, --=20 Mark Brown