From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 760D337F00B; Fri, 1 May 2026 23:11:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777677066; cv=none; b=pxJ7cxZGMItpZC4rWmORwYYR5soqRkiXQ5abbsKcS7+9LhW3XkPSIlj2GqR5xJiJQNMV3NcXsgGSQCm1LqyQJAWAx8n1a7FAMwZJy/BYnEDlYHmRTWJiC2K/ar8JEFKTGWKl68BrIMoZlZc0idsuIoxD7zUOYvyc95GetveyRhw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777677066; c=relaxed/simple; bh=BXisRw2z0h1rOLdPciBxTTS6tcRtuGUqVui0lWtRKs0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=SH1j/c5NP830aXmjf0r0ZnYdN9Pp3qtxlRa3fHbAvVrRHcrs/AYxaXMSUrrA+oATmd72l/kiNlKRlXTci0xQNAdpS8UZnU5nn3P1M67TqsigdR8ep7wForqbm5dbASmCIRzi7ZffhE5dWwmPaJBAlu3lrEg0aeUzh8MhE8+702g= 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=clH4B2Rc; arc=none smtp.client-ip=192.198.163.15 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="clH4B2Rc" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1777677064; x=1809213064; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=BXisRw2z0h1rOLdPciBxTTS6tcRtuGUqVui0lWtRKs0=; b=clH4B2RcCwU1t0ZR++FqCXBZu11q8I6Ukg/jjfU5I+Xq7UT1e6ejuBaH 9vyxUDr+Gg6nPtA2pYPEacrBRFcpLZK/E4tDZJ0MZ+7LulpH8bKE9GofR 7yqbEU5E/YhyEEr3I+ymj8PlZUdLdBKX3TE/RK+4tCKAxDcO0ZomlrI89 g+7+W779a2GjAW3s7w33u9/pdVbNENXS+gjH8g7HZpfWRFdzFk4BMjRjy xwSdySTtV0DgPGr760rDnFqtztzGrA0BfZW0jYg7+RbX8e5A/n5tMQUw4 bxwZJCiwNjb60aGbQEzS/bcR+xo4NvpLVg/SlIFR6ffD2Sm5azZXPWlRP Q==; X-CSE-ConnectionGUID: 5/49A3ALTZuc3OTQYHnpjg== X-CSE-MsgGUID: nnJV7lewQ/ibJmf7voBmEQ== X-IronPort-AV: E=McAfee;i="6800,10657,11773"; a="78740143" X-IronPort-AV: E=Sophos;i="6.23,210,1770624000"; d="scan'208";a="78740143" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 May 2026 16:11:00 -0700 X-CSE-ConnectionGUID: IaoAa0/xTKWjUUztBb0c9w== X-CSE-MsgGUID: g085XIGjRyy9HeziTj0xrw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,210,1770624000"; d="scan'208";a="238948961" 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; 01 May 2026 16:11:00 -0700 From: "David E. Box" To: irenic.rajneesh@gmail.com, ilpo.jarvinen@linux.intel.com, srinivas.pandruvada@linux.intel.com, xi.pardee@linux.intel.com, david.e.box@linux.intel.com Cc: hansg@kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: [PATCH V3 07/16] platform/x86/intel/pmc: Add PMC SSRAM Kconfig description Date: Fri, 1 May 2026 16:10:44 -0700 Message-ID: <20260501231054.3890305-8-david.e.box@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260501231054.3890305-1-david.e.box@linux.intel.com> References: <20260501231054.3890305-1-david.e.box@linux.intel.com> 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 --- 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..0f19dc7edcf9 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 PCI driver discovers PMC SSRAM telemetry regions through the + PMC's MMIO interface 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