From nobody Fri Apr 3 04:31:23 2026 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (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 1DB19280A51; Wed, 25 Mar 2026 01:48:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774403311; cv=none; b=pzaiL5MZdBOKUunl8u06ZEeU/zux7OeE2+c3rxxBfxXGXyyugVU6E0WwYlwtoACWJXYhYxPkCC5LkEsE/Cxr3l5ebPaOrwnh2HEyL1+QZafs1dTvGus4X8CfOk9XlHieUcHVRWbw6Ufa1VMV7jETsdaQLWQ8F8MbrICXC5Gxsfs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774403311; c=relaxed/simple; bh=Cw75RS+wl+j/4qp8S6wFnV+OvAUsieKdCCH1S+pIeuw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Wnp78NSBs5tuLK7t9SqX0grb0pT8J5vcOp+9EGaEoJmr1S/wC7Sx4S0oe9Bcgs3aEKIEdHX2biPvoYveaG7zNVrH3g0L3V1pRpEFX9UXnujH8NJ+DhqUZKbjAtpHMf6WP3RjeGABHOjc9aK02siRNjdssCd3whgaSQ/svVYm1H0= 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=OmCAXEKg; arc=none smtp.client-ip=198.175.65.21 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="OmCAXEKg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1774403310; x=1805939310; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Cw75RS+wl+j/4qp8S6wFnV+OvAUsieKdCCH1S+pIeuw=; b=OmCAXEKgFIYfLx4gpXwh+KWaWb+RT9+TooEtMfRgs/NMMB4Fw8RnReEn KgvxSKEHmEt+bDic8JSUS5yux/44ssNa5XLg7xTx2wLNLPkhxowNsnXjC clu6qZcXx1GEq3EKlwC4paM33BCeidH4smCgRabpgp/EcQgbvnofkf1b3 UH7S9Gs+hDOoprGtxHZVd7utyftdt0SpuadV46M6THmwK4s8GK9uR6XWi q4V/rpcJdPHyR6kS3nZ19kZS7Jd7+GoqDDNPIBYpK8tkv42gFO6in18tQ Hn7UzNE5vLxfwkQw1KhfWvOp423txKktkpSWhIyepZozGPmsokhzEdMvD w==; X-CSE-ConnectionGUID: 1+ilh/PXS+y6G34THssRnw== X-CSE-MsgGUID: iSMIMkJRQOS0t5TbL3ozmg== X-IronPort-AV: E=McAfee;i="6800,10657,11739"; a="75317504" X-IronPort-AV: E=Sophos;i="6.23,139,1770624000"; d="scan'208";a="75317504" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2026 18:48:28 -0700 X-CSE-ConnectionGUID: SIZn8mcRTUOaZ+qgzLWoNA== X-CSE-MsgGUID: ySPSiCOZTKyOlT9dT7AjxA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,139,1770624000"; d="scan'208";a="221190785" Received: from debox1-desk4.jf.intel.com ([10.88.27.138]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2026 18:48:28 -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 V2 07/17] platform/x86/intel/pmc: Add PMC SSRAM Kconfig description Date: Tue, 24 Mar 2026 18:48:09 -0700 Message-ID: <20260325014819.1283566-8-david.e.box@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260325014819.1283566-1-david.e.box@linux.intel.com> References: <20260325014819.1283566-1-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-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add a proper description for the intel_pmc_ssram driver. Signed-off-by: David E. Box --- 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