From mboxrd@z Thu Jan 1 00:00:00 1970 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 7318D33F5AC; Fri, 13 Mar 2026 01:52:26 +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=1773366748; cv=none; b=F1xuwAWNDT2aGGsRzHvhWKYukND4zeMt1MKR+1fomOIGZQlQ7+NWduU/KKnju1TroFBTStbOuqw/4J9aQJxiA5i+DCT71tyepGN0S47ZJt5nBg/2lyeuL1LxrMaXF+oG12URbV7xf8zXHQ+fEO3lQqBIdX8d6uvTJPMLgGEIucM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773366748; c=relaxed/simple; bh=oK62ziaWRZEeHdn6QKfZTdBWNMnudX7CnmBCvVF30Qc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WUl7721P23lz9oGyi4RL2W2ey6a8GZY3t8CzeBUfZLdH5jtyLotGn61c3mUdPvzcn9NtifkcdeT/NvUz7Fn2EY4sEaD7HTC2SnjuGRrG/JO7Ihj3WMNxYK1ZIvqOqWbm2Wyj9WPLm4FRq7kOw3aEHOb8CEW811llmH3wLjNionE= 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=H89JRZ1+; 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="H89JRZ1+" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773366746; x=1804902746; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=oK62ziaWRZEeHdn6QKfZTdBWNMnudX7CnmBCvVF30Qc=; b=H89JRZ1+iNdiKl99xiUALg8G1L2Xcyjgpk+l5y7uoG6nT4nPaWcguCPZ F4wTaoreBKQgSqoooJIIx+pBXvLnV07Bg4BSfpH+W9LxMjQ/K6vDG0JcG W5xWZwVfecSrLCaY5YosHcByDrQ2DdsVeE0DZ+QqSipCQwTVFAh0KPaNU dxJ0qTuQ9L+7xm377o7jZelFvyiL37KhSW7nMdtfno7UpnPIuaizJuB6l 7jA1zeGJQRpLveO5tNQ/1+njE+/vBmAf3xaLHOH5LrHDDuvMAYcjalvs4 Hsb7J5z5VbSEpLhS4NbOo55t6mH6Wh4QGN8J1tBE4oSZZudGSvIytjKp3 Q==; X-CSE-ConnectionGUID: iDaBG+j8RLiVnlih0xkIpw== X-CSE-MsgGUID: 2vgEw3HFQ8mY+s6OLcgy/g== X-IronPort-AV: E=McAfee;i="6800,10657,11727"; a="74354587" X-IronPort-AV: E=Sophos;i="6.23,117,1770624000"; d="scan'208";a="74354587" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2026 18:52:12 -0700 X-CSE-ConnectionGUID: HWWsdKe5Sf+B6I1+K5IkcQ== X-CSE-MsgGUID: dZ5ZPxUASR6KiXj/9Zy4Mg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,117,1770624000"; d="scan'208";a="220108506" Received: from debox1-desk4.jf.intel.com ([10.88.27.138]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2026 18:52:12 -0700 From: "David E. Box" To: thomas.hellstrom@linux.intel.com, rodrigo.vivi@intel.com, irenic.rajneesh@gmail.com, ilpo.jarvinen@linux.intel.com, srinivas.pandruvada@linux.intel.com, intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, xi.pardee@linux.intel.com Cc: david.e.box@linux.intel.com, hansg@kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: [PATCH 13/22] platform/x86/intel/pmc: Add PMC SSRAM Kconfig description Date: Thu, 12 Mar 2026 18:51:52 -0700 Message-ID: <20260313015202.3660072-14-david.e.box@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260313015202.3660072-1-david.e.box@linux.intel.com> References: <20260313015202.3660072-1-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 Add a proper description for the intel_pmc_ssram driver. Signed-off-by: David E. Box --- 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