From mboxrd@z Thu Jan 1 00:00:00 1970 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 C4A5E8F70 for ; Sun, 16 Jul 2023 19:56:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 48E56C433C7; Sun, 16 Jul 2023 19:56:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1689537367; bh=Hf/rRs97/sTKa8+tbp/lkDmidr1Ns9uReZNp5I9DuSc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pmTnjFBkCZkZKQYsqHNZ84MuTAHLime/dy01T/Y+HCoK1+Kyl7zUw0fz+Pr4HToUI Dkj+k4rOLWs6nXdABpQ0YwZtiaIcNO/C8d46+PcduJehCSlsit/UJ+rq2KrGGfKw2O /g7oEJxf0vSOSBBvrWf2h5keD3aCHkLU1G8sk0v8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dave Hansen , Sumeet Pawnikar , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 6.4 071/800] powercap: RAPL: fix invalid initialization for pl4_supported field Date: Sun, 16 Jul 2023 21:38:44 +0200 Message-ID: <20230716194950.750973667@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230716194949.099592437@linuxfoundation.org> References: <20230716194949.099592437@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Sumeet Pawnikar [ Upstream commit d05b5e0baf424c8c4b4709ac11f66ab726c8deaf ] The current initialization of the struct x86_cpu_id via pl4_support_ids[] is partial and wrong. It is initializing "stepping" field with "X86_FEATURE_ANY" instead of "feature" field. Use X86_MATCH_INTEL_FAM6_MODEL macro instead of initializing each field of the struct x86_cpu_id for pl4_supported list of CPUs. This X86_MATCH_INTEL_FAM6_MODEL macro internally uses another macro X86_MATCH_VENDOR_FAM_MODEL_FEATURE for X86 based CPU matching with appropriate initialized values. Reported-by: Dave Hansen Link: https://lore.kernel.org/lkml/28ead36b-2d9e-1a36-6f4e-04684e420260@intel.com Fixes: eb52bc2ae5b8 ("powercap: RAPL: Add Power Limit4 support for Meteor Lake SoC") Fixes: b08b95cf30f5 ("powercap: RAPL: Add Power Limit4 support for Alder Lake-N and Raptor Lake-P") Fixes: 515755906921 ("powercap: RAPL: Add Power Limit4 support for RaptorLake") Fixes: 1cc5b9a411e4 ("powercap: Add Power Limit4 support for Alder Lake SoC") Fixes: 8365a898fe53 ("powercap: Add Power Limit4 support") Signed-off-by: Sumeet Pawnikar Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/powercap/intel_rapl_msr.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/powercap/intel_rapl_msr.c b/drivers/powercap/intel_rapl_msr.c index a27673706c3d6..7be7561f5ad64 100644 --- a/drivers/powercap/intel_rapl_msr.c +++ b/drivers/powercap/intel_rapl_msr.c @@ -137,14 +137,14 @@ static int rapl_msr_write_raw(int cpu, struct reg_action *ra) /* List of verified CPUs. */ static const struct x86_cpu_id pl4_support_ids[] = { - { X86_VENDOR_INTEL, 6, INTEL_FAM6_TIGERLAKE_L, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_ALDERLAKE, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_ALDERLAKE_L, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_ALDERLAKE_N, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_RAPTORLAKE, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_RAPTORLAKE_P, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_METEORLAKE, X86_FEATURE_ANY }, - { X86_VENDOR_INTEL, 6, INTEL_FAM6_METEORLAKE_L, X86_FEATURE_ANY }, + X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L, NULL), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE, NULL), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L, NULL), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_N, NULL), + X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE, NULL), + X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_P, NULL), + X86_MATCH_INTEL_FAM6_MODEL(METEORLAKE, NULL), + X86_MATCH_INTEL_FAM6_MODEL(METEORLAKE_L, NULL), {} }; -- 2.39.2