From patchwork Sat Jun 21 21:05:21 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xi Pardee X-Patchwork-Id: 898951 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 E695427145B; Sat, 21 Jun 2025 21:05:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750539939; cv=none; b=KqUVpJGMGREuZz515u4TNoMuqpzMWfWjjlhd9GdfoinUe/sDC+U4DXVKO23r6A+U3xQwIpiFR9zG5U6ThdYm6VkwbnCSIr2sNWNiZWhQaJoZFuM5UubnMdlZ7PL1vSYyZdd61OGNVKrRfE6/ySQ3R2SgRfcZNsUnQn9Hn0kJUvY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750539939; c=relaxed/simple; bh=gili3zJVF7ZQ9a+PUONOkac6Rm442IXQ0FJb+Dn1TgA=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kWaFP7EzCjqxAyuzIGG7noVYv+lVxemN95w315mUUD98S3U6XZadcvXl0YZiFD3P6dFD3rumehRiqMRZbKII2/BKCckUUNGVQUq0ENH9tx2bnJKI4/DGEGCc/qytrQhXxcmFnjfo8lUDdpkh+WoWXBhOMjJHGGGWom2ClZrpfG0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=h8GIuL/U; arc=none smtp.client-ip=198.175.65.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none 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="h8GIuL/U" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1750539938; x=1782075938; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=gili3zJVF7ZQ9a+PUONOkac6Rm442IXQ0FJb+Dn1TgA=; b=h8GIuL/UEOHFqLJu1dyoGuEERjQEiL7eTU+Y6PjhhXu94VgRfY+DLz2s EJZJKa3ogPSKcFD2stTNgrXlrFX1LjHi2Z0SfbBA41JC9QvxpADeGCV1o 9IaOnwMEsLqKVlNOJp7krxbH8nZtkvgq5I8nRdsI+codcmhcd6HCVSaxS PkPkRNDqFlJnb6Z+sOklQ9TGgEgvdvHWlMdxczYLLmQwBU3Ta4q/UMUnI hr6A1di8keubbCfKsPSlekN3z6tUu6E3StkYYKVnmOdZLuQeUAz/baig/ wAsEtipwBNMa4K0Re1/vvqIPayh0DX5WbyT2mGNizzpkx4krpaC+mY9+2 Q==; X-CSE-ConnectionGUID: hb2PXp8WSNOsnG5BHNkCVg== X-CSE-MsgGUID: 8aIPXom8SEKZdxwN3Q5yVA== X-IronPort-AV: E=McAfee;i="6800,10657,11470"; a="63826248" X-IronPort-AV: E=Sophos;i="6.16,254,1744095600"; d="scan'208";a="63826248" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jun 2025 14:05:36 -0700 X-CSE-ConnectionGUID: 0bKJoyXJR8yuNDQ2ZOhVYA== X-CSE-MsgGUID: p3GtArLsR46iChr1FrJeuQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,254,1744095600"; d="scan'208";a="155775322" Received: from mdroper-mobl2.amr.corp.intel.com (HELO xpardee-desk.intel.com) ([10.124.222.74]) by orviesa004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jun 2025 14:05:33 -0700 From: Xi Pardee To: xi.pardee@linux.intel.com, irenic.rajneesh@gmail.com, david.e.box@linux.intel.com, hdegoede@redhat.com, ilpo.jarvinen@linux.intel.com, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH v1 1/5] platform/x86:intel/pmc: Enable SSRAM support for Lunar Lake Date: Sat, 21 Jun 2025 14:05:21 -0700 Message-ID: <20250621210529.237964-2-xi.pardee@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250621210529.237964-1-xi.pardee@linux.intel.com> References: <20250621210529.237964-1-xi.pardee@linux.intel.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Enable Lunar Lake platforms to achieve PMC information from Intel PMC SSRAM Telemetry driver and substate requirements data from telemetry region. Signed-off-by: Xi Pardee --- drivers/platform/x86/intel/pmc/lnl.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/platform/x86/intel/pmc/lnl.c b/drivers/platform/x86/intel/pmc/lnl.c index da513c234714b..e08a77c778c2c 100644 --- a/drivers/platform/x86/intel/pmc/lnl.c +++ b/drivers/platform/x86/intel/pmc/lnl.c @@ -13,6 +13,10 @@ #include "core.h" +#define SOCM_LPM_REQ_GUID 0x15099748 + +static const u8 LNL_LPM_REG_INDEX[] = {0, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 20}; + static const struct pmc_bit_map lnl_ltr_show_map[] = { {"SOUTHPORT_A", CNP_PMC_LTR_SPA}, {"SOUTHPORT_B", CNP_PMC_LTR_SPB}, @@ -528,6 +532,16 @@ static const struct pmc_reg_map lnl_socm_reg_map = { .lpm_live_status_offset = MTL_LPM_LIVE_STATUS_OFFSET, .s0ix_blocker_maps = lnl_blk_maps, .s0ix_blocker_offset = LNL_S0IX_BLOCKER_OFFSET, + .lpm_reg_index = LNL_LPM_REG_INDEX, +}; + +static struct pmc_info lnl_pmc_info_list[] = { + { + .guid = SOCM_LPM_REQ_GUID, + .devid = PMC_DEVID_LNL_SOCM, + .map = &lnl_socm_reg_map, + }, + {} }; #define LNL_NPU_PCI_DEV 0x643e @@ -557,6 +571,8 @@ static int lnl_core_init(struct pmc_dev *pmcdev, struct pmc_dev_info *pmc_dev_in } struct pmc_dev_info lnl_pmc_dev = { + .pci_func = 2, + .regmap_list = lnl_pmc_info_list, .map = &lnl_socm_reg_map, .suspend = cnl_suspend, .resume = lnl_resume,