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 6A340344DA8; Sun, 31 May 2026 19:46:50 +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=1780256812; cv=none; b=mJQsh8CnH0sTGRRDbhucmYselH+m1xIbx11YtM0roeR5gpBvTKK9Y+v6qhiP8z6QXzoLHINI6b0iFqnt1PSsKcu7Heme+O8Vetj8mMBf8SBez++PvmWSkXjyuMGvzC3g4yC0x594wS0PO5+X/tBl6yP1YQLict32ML9TKg9FF5s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780256812; c=relaxed/simple; bh=LqX6b1jX4VzxJoqs09JQuLu/U4vArpVNUDEjNrQgkMM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uRsUdZNELFXJn7op8m6Npz+/V5rz0qORvfqoo9QODxv6gTp7+ROhI02lIdq0weWB4WEHcxh5hIgLNbFycfIV0ilF1t9wEhwme4cQhnii5rW8/kqkS1tEpW6lJFXvTGZfjgXTBfpgptCkm4GVuI1umRzLNYFma7SFgAPaSwSK9qU= 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=fwFM5clX; 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="fwFM5clX" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1780256811; x=1811792811; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=LqX6b1jX4VzxJoqs09JQuLu/U4vArpVNUDEjNrQgkMM=; b=fwFM5clXdCl36ylX2ycWqLX6m0nPgZ9LQAaFQ+z3D55YcmOm5vV+oXXq PkMQWfKxvLMyH2gvpKkmDXG8F4cx033wM8Lp1kEXV+JSRIF8SHyf5PJif Qi9YBx0EiWw6WSKuXz2nePmLqFuq6ij5LGKwady9VYgH41LIaeAyn7MeT pFO5G7wTXAjbYa3dltc/ypPDOSCAJRYuBFYfcDWmsaGwCvERXnfuDYyta fp8r/4A/G7y/9s4vShL8mn5OpRRYOqSiWWlony1lwdzWNDZj0TfyZz1A+ cWy/HeAJic8K+d/a1ejcW22FvpnCiUq/EgUGzeItikr/DtwMdnkEbbW2F A==; X-CSE-ConnectionGUID: iINlpfDyTxKUy0YfiwlWtg== X-CSE-MsgGUID: 3/GcYY5uRhmgcZfYHHs+ww== X-IronPort-AV: E=McAfee;i="6800,10657,11803"; a="80751315" X-IronPort-AV: E=Sophos;i="6.24,179,1774335600"; d="scan'208";a="80751315" 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 12:46:26 -0700 X-CSE-ConnectionGUID: fA1qHD3TRA+5pc38HY74Zw== X-CSE-MsgGUID: ngdMOH9bQnG+srazn02Vrg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,179,1774335600"; d="scan'208";a="247363905" 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 15/15] platform/x86/intel/pmc: Add NVL PCI IDs for SSRAM telemetry discovery Date: Sun, 31 May 2026 12:46:17 -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-Transfer-Encoding: quoted-printable Add Nova Lake S PMC device IDs to enable binding of the SSRAM telemetry driver on NVL platforms, and map them to the ACPI-based discovery policy. Signed-off-by: David E. Box --- V6 - Dropped NVL product defines in core.h as they we already included in a prior patch from Xi. V5 - No changes V4 - No changes V3 - No changes V2 - No changes drivers/platform/x86/intel/pmc/ssram_telemetry.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/platform/x86/intel/pmc/ssram_telemetry.c b/drivers/pla= tform/x86/intel/pmc/ssram_telemetry.c index b7cc4b540221..cf34964b4e47 100644 --- a/drivers/platform/x86/intel/pmc/ssram_telemetry.c +++ b/drivers/platform/x86/intel/pmc/ssram_telemetry.c @@ -45,6 +45,16 @@ static const struct ssram_type pci_main =3D { .p_index =3D PMC_IDX_MAIN, }; =20 +static const struct ssram_type acpi_main =3D { + .method =3D RES_METHOD_ACPI, + .p_index =3D PMC_IDX_MAIN, +}; + +static const struct ssram_type acpi_pch =3D { + .method =3D RES_METHOD_ACPI, + .p_index =3D PMC_IDX_PCH, +}; + enum pmc_ssram_state { PMC_SSRAM_UNPROBED, PMC_SSRAM_PROBING, @@ -439,6 +449,12 @@ static const struct pci_device_id pmc_ssram_telemetry_= pci_ids[] =3D { .driver_data =3D (kernel_ulong_t)&pci_main }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_WCL_PCDN), .driver_data =3D (kernel_ulong_t)&pci_main }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_NVL_PCDH), + .driver_data =3D (kernel_ulong_t)&acpi_main }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_NVL_PCDS), + .driver_data =3D (kernel_ulong_t)&acpi_main }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PMC_DEVID_NVL_PCHS), + .driver_data =3D (kernel_ulong_t)&acpi_pch }, { } }; MODULE_DEVICE_TABLE(pci, pmc_ssram_telemetry_pci_ids); --=20 2.43.0