From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A6A55C001DF for ; Wed, 2 Aug 2023 07:05:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 72D7010E4C4; Wed, 2 Aug 2023 07:05:49 +0000 (UTC) Received: from mgamail.intel.com (unknown [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 038AC10E4C4 for ; Wed, 2 Aug 2023 07:05:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1690959947; x=1722495947; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=8BocdH69iqHD17/5bkbPDaVC2Pcq6BJg3BC4cObCexA=; b=C1uJjQgtWRspEWV1JLB6UUmdMruyMUm7ymJBHM6PeR6SnOkBcuoSvwIk WMHxZz/rglO5qKSKv6VAB9QdvqfA82GF0FHhkDDOmYZGwon+dWwxuE7wN Mbpk2GmMiJINFl6ckt7GajaRTjBi9dKVW0vJuSOfmaHlmN6NnUEZqoy/o 9Aws6Byi60Qv8wMAO2k2UL2XcXLlidGl5Up9cl+0mqIo9R/gO0xZE9UQV lePkHLyQqG/Lgj8FYcbAj2R1D+LHA3Vr+T6w771eyr2YCHtCDtntXjfw4 RCOMc/gesyvGg1UKJ8KbX3mEAOeRFcnc6xnAwwXOLtsnhB6sEC1CLMp5Z A==; X-IronPort-AV: E=McAfee;i="6600,9927,10789"; a="359542076" X-IronPort-AV: E=Sophos;i="6.01,248,1684825200"; d="scan'208";a="359542076" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Aug 2023 00:05:41 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10789"; a="732268407" X-IronPort-AV: E=Sophos;i="6.01,248,1684825200"; d="scan'208";a="732268407" Received: from srr4-3-linux-105-anshuma1.iind.intel.com ([10.223.74.179]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Aug 2023 00:05:39 -0700 From: Anshuman Gupta To: intel-xe@lists.freedesktop.org Date: Wed, 2 Aug 2023 12:34:49 +0530 Message-Id: <20230802070449.2426563-1-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.38.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-xe] [PATCH] drm/xe/pm: Add vram_d3cold_threshold for d3cold capable device X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: rodrigo.vivi@intel.com Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Do not register vram_d3cold_threshold device sysfs universally for each gfx device, only register sysfs and set the threshold value for d3cold capable devices. Cc: Rodrigo Vivi Signed-off-by: Anshuman Gupta --- drivers/gpu/drm/xe/xe_pm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c index 8bb8e154e5f8..0f06d8304e17 100644 --- a/drivers/gpu/drm/xe/xe_pm.c +++ b/drivers/gpu/drm/xe/xe_pm.c @@ -165,8 +165,11 @@ void xe_pm_init(struct xe_device *xe) drmm_mutex_init(&xe->drm, &xe->d3cold.lock); xe->d3cold.capable = xe_pm_pci_d3cold_capable(pdev); - xe_device_sysfs_init(xe); - xe_pm_set_vram_threshold(xe, DEFAULT_VRAM_THRESHOLD); + + if (xe->d3cold.capable) { + xe_device_sysfs_init(xe); + xe_pm_set_vram_threshold(xe, DEFAULT_VRAM_THRESHOLD); + } xe_pm_runtime_init(xe); } -- 2.38.0