From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) (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 66D5131E859; Sun, 31 May 2026 19:46:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.20 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780256806; cv=none; b=QKXr44JgAhxAl0SpSWwaB75pHgi687+Qz2/BACjUkiwcHGtNNvyPn2DgCO8KvsWkM9SlE4DveoiW4Z2HO1pO9GcBvM13ze7SAHnRj1GLeYqPPQlMogrcK6BVZDuBIFVaMUOXp8svJlsfgm2hLuQpWaajPUzQWvbQchUpSPOk6lw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780256806; c=relaxed/simple; bh=o0TyZGlVRFEQKlw1ffUQ8orRDEyaavfx/H8mCMZaym0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=P/IJvAbRmWfH4qZ93r7i+vOVN8wvUgTqsVkh2snohIunlgdWvclXSdnIy8xoxXe4qn5fCI8mP6xF/kcswmKm+fPucBW4OzsyIMQjh8Lq9DjQh1DTlkcQJiDGeWQ1eXdY2eeeL0j0vMS11qdPHmObV84LvJqSKRUw9aP4Wms/DP0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=nPRdcels; arc=none smtp.client-ip=198.175.65.20 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="nPRdcels" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1780256795; x=1811792795; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=o0TyZGlVRFEQKlw1ffUQ8orRDEyaavfx/H8mCMZaym0=; b=nPRdcelsEvvW/NwVM24gjUN+iKBFXwCVmgcVaeHy9m+p8iUaqdnBgvUi SHjLEcPJWpBDmhoeiKVwZKPcbVidhOf0ennTRcW68i7x2MBi7q3CO+7+s GRpzpEWNcarGTTF5yy5DkL7KFAw92cJhaq+IclRTCMoIWvsyJNez6MHiS X9BsY1WSpw/mqIldU+JH7bBoMXoA431SWtdsyHqpzyBr9pRSIbzC40Wfc WfxAkpZXmXmlet5UPjCTzCw09cJ03TYCszC/9E6l5axHeYelvXSrvM8+a YyqRC9aBOLZ8BL2wjGgcHJgKdsAaNJWgRo9p66KzDlUsv/xc2ugM7aVzH Q==; X-CSE-ConnectionGUID: dQmxCztSQCSIuX2sF9HGEw== X-CSE-MsgGUID: x8EuXLZAQVOHyxMUJ4QF0g== X-IronPort-AV: E=McAfee;i="6800,10657,11803"; a="80751290" X-IronPort-AV: E=Sophos;i="6.24,179,1774335600"; d="scan'208";a="80751290" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2026 12:46:25 -0700 X-CSE-ConnectionGUID: AhGNfwkuQBW7GGy6dtNnhg== X-CSE-MsgGUID: iCpUf43DT4e1EWnMbvsUUg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,179,1774335600"; d="scan'208";a="247363897" Received: from debox1-desk4.jf.intel.com ([10.88.27.138]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 May 2026 12:46:25 -0700 From: "David E. Box" To: hansg@kernel.org, ilpo.jarvinen@linux.intel.com, irenic.rajneesh@gmail.com Cc: "David E. Box" , linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, srinivas.pandruvada@linux.intel.com, xi.pardee@linux.intel.com Subject: [PATCH v6 07/15] platform/x86/intel/pmc: Add PMC SSRAM Kconfig description Date: Sun, 31 May 2026 12:46:09 -0700 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: 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 Add a proper description for the intel_pmc_ssram driver. Signed-off-by: David E. Box Reviewed-by: Ilpo J=C3=A4rvinen --- V6 - No changes V5 - No changes V4 - No changes V3 - No changes V2 - No changes drivers/platform/x86/intel/pmc/Kconfig | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/platform/x86/intel/pmc/Kconfig b/drivers/platform/x86/= intel/pmc/Kconfig index c6ef0bcf76af..e9012b703918 100644 --- a/drivers/platform/x86/intel/pmc/Kconfig +++ b/drivers/platform/x86/intel/pmc/Kconfig @@ -28,3 +28,14 @@ config INTEL_PMC_CORE =20 config INTEL_PMC_SSRAM_TELEMETRY tristate + help + This driver discovers PMC SSRAM telemetry regions through the PMC's + MMIO interface (PCI) or ACPI _DSD properties and registers them with + the Intel VSEC framework as Intel PMT telemetry devices. + + It probes the PMC SSRAM device, extracts DVSEC information from MMIO, + reads device IDs and base addresses for multiple PMCs (main, IOE, PCH), + and exposes the discovered telemetry through Intel PMT interfaces + (including sysfs). + + This option is selected by INTEL_PMC_CORE. --=20 2.43.0