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 ECECE34F49C; Sat, 28 Feb 2026 17:34:18 +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=1772300059; cv=none; b=C5mMy226iCvOSeYUXrcm8lMSoTDJhBD1HEOl4Lj+SMlRq4/X5FhvUCR17BIcqJc0SaftEgADxWFJMGQ4KnQNmcxBEGhkBNpI8YazIi00SOZy99TLpo9LujetZdTfuBdHPOL0Ab+mwFc7LkLEovWgWiTmURtOructJyDRxRAnP7s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300059; c=relaxed/simple; bh=xn1bCIo/367N91ZjLg+LSBuqHZFM0nJNCs7CSOAh0R4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Xu2FXGSATn9EsHnFt1nTDXOsnJjOjA5BQ48SlCqXZueVomz0pn8hZUqveM1dNUnBBhsiDLlvc6G7Hr5+O+KYz3gHjrSHbZ6rdqZnB5SspvZhOMq7G/8lClltrxiWNhVS3GaXeNJLDq89ga/EhmSEcczwsJWA0K7cpMConAzTG5Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TW4EzGPO; 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="TW4EzGPO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 40552C2BCB0; Sat, 28 Feb 2026 17:34:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300058; bh=xn1bCIo/367N91ZjLg+LSBuqHZFM0nJNCs7CSOAh0R4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TW4EzGPOz5syxJq/wq0Ww8fVHtiLCXxdKJWE1kMPyHOuRtQDfyh0CT0yBJfHNoCnZ 4JJD8H326154IdgExLsMExCnpK0hvzCK6urA3Yjvwu5iJgqM66Cu23f3/CFMCCQg1G uyd6lY+CbdNpoQk/RNOT2z2gh8i+BZn4cT2Jl2/35T5oNbkAyG87dJU3zhrQMFV67O EgAm03+9ktX6TlnKAmS+a4NG5ugsTSIuNWeEmFaLSoIgsccoIFCxY8Hb9PuVhKUGPW F2PXcLaJ0UH1AowDqAzBHFZVzZrtpen8owz5g+qb2XnNe/Zh+UbirwvwpYSSOAWCyx kCQST6LC1ODiw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Daniel Tang , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 6.19 072/844] powercap: intel_rapl: Add PL4 support for Ice Lake Date: Sat, 28 Feb 2026 12:19:45 -0500 Message-ID: <20260228173244.1509663-73-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Daniel Tang [ Upstream commit 54b3cd55a515c7c0fcfa0c1f0b10d62c11d64bcc ] Microsoft Surface Pro 7 firmware throttles the processor upon boot/resume. Userspace needs to be able to restore the correct value. Link: https://github.com/linux-surface/linux-surface/issues/706 Signed-off-by: Daniel Tang Link: https://patch.msgid.link/6088605.ChMirdbgyp@daniel-desktop3 Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/powercap/intel_rapl_msr.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/powercap/intel_rapl_msr.c b/drivers/powercap/intel_rapl_msr.c index 152893dca5653..3d5e7f56d68a1 100644 --- a/drivers/powercap/intel_rapl_msr.c +++ b/drivers/powercap/intel_rapl_msr.c @@ -160,6 +160,7 @@ 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_MATCH_VFM(INTEL_ICELAKE_L, NULL), X86_MATCH_VFM(INTEL_TIGERLAKE_L, NULL), X86_MATCH_VFM(INTEL_ALDERLAKE, NULL), X86_MATCH_VFM(INTEL_ALDERLAKE_L, NULL), -- 2.51.0