From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 6A04235674C; Thu, 11 Jun 2026 04:34:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781152498; cv=none; b=DALQPtarjGjnsHqtIMJTdNA3He9UZhQad6eHB/uxNwM6zL/N4tflTqCGwDeFksal5tDMCd9wPuIYBTXN1d6xO9uvkfg0Y6dWIWiBh/AV7FgGF8c/XvyXkI0DELntiW3uNLLGbzCRWRrZfFbpLdUyBTG3Qc/EHfEVNR/Y6TdGqhU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781152498; c=relaxed/simple; bh=gaRhXb5kRm/ds58KQZEuDWSj2ENkqt4I8V1TX60pFDA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=dsU7yODKeJRvbWuLQAEBuFRxCV0nEUOHmJMOWZq23ZpFGOFVGi/lZnhNBaZc9KgUMrWK3ASNVto1nuSEXT5hud8PJR75wMzw+U0heIMcg/JCPRUI9D7cHlJbZuP4d52UB1GbW4fQXnM0tHIE6Q81azaDnhNz10Y89iIoZ/QyScg= 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=BT3ZjWir; arc=none smtp.client-ip=192.198.163.13 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="BT3ZjWir" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1781152496; x=1812688496; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gaRhXb5kRm/ds58KQZEuDWSj2ENkqt4I8V1TX60pFDA=; b=BT3ZjWirycHJFXaJVp//9K1BzYImKArCqqxEQu3/69TgWva4mh4+4Wzf awdbCxtXLxejR2PYngn4ILZv9CnbYJceGByFS7fZ70DZcCgBcteGEE8ex SWjnGNC8dJM4vbGB9oq0CiX13UNevBv+7uHcgWPAJHlQzXCkG9/g8C4C0 5t4YJN9qWkMGUUI1twErYCCeg0ZrDFZoeoLQh5FrS7EIT5C7CjTkvMZyc JT23BmCkOWQLaWEv6H0ssP36ravze4PZ01CF9RMkyZn+nNrvge5w6/Kg3 DpFtDzOTeobCf0dYrBAHc3s/2ey1aG+vCRwVSaK2sPojpTKwps6FcZZPM Q==; X-CSE-ConnectionGUID: guM3vFiETr2tBRf/Aoz1xw== X-CSE-MsgGUID: TEsaGWlfTyOIhYbY6tPcyw== X-IronPort-AV: E=McAfee;i="6800,10657,11813"; a="84531003" X-IronPort-AV: E=Sophos;i="6.24,198,1774335600"; d="scan'208";a="84531003" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2026 21:34:53 -0700 X-CSE-ConnectionGUID: 6JAFs51aRR+kA9xUGiwOFg== X-CSE-MsgGUID: m7np6hH8S++42OGKmF1vBg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,198,1774335600"; d="scan'208";a="251468347" Received: from debox1-desk4.jf.intel.com ([10.88.27.138]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2026 21:34:53 -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 v7 07/15] platform/x86/intel/pmc: Add PMC SSRAM Kconfig description Date: Wed, 10 Jun 2026 21:34:35 -0700 Message-ID: <6688a5df5b30611673091793e7ab7af270fbfc5a.1781146840.git.david.e.box@linux.intel.com> 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 --- V7 - No changes 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