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 0C2B9C54ED1 for ; Fri, 23 May 2025 19:00:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BBEEC10E0AE; Fri, 23 May 2025 19:00:23 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="QWzA1eKi"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 00BF410E0AE for ; Fri, 23 May 2025 19:00:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1748026822; x=1779562822; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zZkQPrOWz9t9zy6CLUbpHFxEOKK2DfWWIF4T94QYUl4=; b=QWzA1eKiSxzHqUJMpOGlLlpAxhCO7RUnvFMpQoCShtIXGXgGHYEuRH/g WQoShbmRYcO1Lvfpk91f+WXdB+IY9WmRhkduuglgf/K0yHC2SD/E5HGGd /xqykBZhe0BsggsYd/1FGCHV06Tvl/HMq7uZ+bH1frZNCYQQ2Q04JW/e2 fEP/33R0lMG6FDVXH+JyvHfoEMaTUgg1y1KxgnCrrfQ6eoGlxWcAm4Xkq AgxjetQ2RVEbAbvN15bgljize+Sz+VBFEBBsjMSCHA/FAWulpYuso4pY5 aVx2acrRHfbuD4L6xNXb3OGADQndNx/gDqIN45oUe2Mxh8O2VADDzhdE6 w==; X-CSE-ConnectionGUID: +IjsjZZDS329yYDjRHz/FA== X-CSE-MsgGUID: Sz/h9b/gReudixXymWalMA== X-IronPort-AV: E=McAfee;i="6700,10204,11441"; a="61498652" X-IronPort-AV: E=Sophos;i="6.15,309,1739865600"; d="scan'208";a="61498652" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 May 2025 12:00:21 -0700 X-CSE-ConnectionGUID: GjhHGIOTS3eYo6/QDwjDkg== X-CSE-MsgGUID: lyU9Bz4+RleHuBmYKWtL/w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,309,1739865600"; d="scan'208";a="141759049" Received: from unknown (HELO bnilawar-desk2.iind.intel.com) ([10.190.239.41]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 May 2025 12:00:17 -0700 From: Badal Nilawar To: intel-xe@lists.freedesktop.org, linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org Cc: anshuman.gupta@intel.com, rafael@kernel.org, lenb@kernel.org, bhelgaas@google.com, ilpo.jarvinen@linux.intel.com, lucas.demarchi@intel.com, rodrigo.vivi@intel.com, varun.gupta@intel.com, ville.syrjala@linux.intel.com, uma.shankar@intel.com Subject: [PATCH v3 09/11] drm/xe/pm: D3Cold target state Date: Sat, 24 May 2025 00:31:53 +0530 Message-Id: <20250523190155.2623462-10-badal.nilawar@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250523190155.2623462-1-badal.nilawar@intel.com> References: <20250523190155.2623462-1-badal.nilawar@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" From: Anshuman Gupta Trade-off D3Cold target state based upon current vram usage. If vram usage is greater than vram_d3cold_threshold and GPU is VRSR capable target D3Cold state is D3Cold-VRSR otherwise target state is D3Cold-Off. Signed-off-by: Anshuman Gupta --- drivers/gpu/drm/xe/xe_pm.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c index b86e95493cb5..1e061bfc3e52 100644 --- a/drivers/gpu/drm/xe/xe_pm.c +++ b/drivers/gpu/drm/xe/xe_pm.c @@ -113,6 +113,14 @@ static void xe_rpm_lockmap_release(const struct xe_device *xe) &xe_pm_runtime_d3cold_map); } +static void xe_pm_suspend_prepare(struct xe_device *xe) +{ + if (pm_suspend_target_state == PM_SUSPEND_TO_IDLE) + xe_pm_d3cold_target_state_toggle(xe); + else + xe->d3cold.target_state = XE_D3COLD_OFF; +} + /** * xe_pm_suspend - Helper for System suspend, i.e. S0->S3 / S0->S2idle * @xe: xe device instance @@ -128,6 +136,8 @@ int xe_pm_suspend(struct xe_device *xe) drm_dbg(&xe->drm, "Suspending device\n"); trace_xe_pm_suspend(xe, __builtin_return_address(0)); + xe_pm_suspend_prepare(xe); + err = xe_pxp_pm_suspend(xe->pxp); if (err) goto err; @@ -948,10 +958,14 @@ void xe_pm_d3cold_target_state_toggle(struct xe_device *xe) if (total_vram_used_mb < xe->d3cold.vram_threshold) xe->d3cold.target_state = XE_D3COLD_OFF; + else if (xe->d3cold.vrsr_capable) + xe->d3cold.target_state = XE_D3COLD_VRSR; else xe->d3cold.target_state = XE_D3HOT; mutex_unlock(&xe->d3cold.lock); + + drm_dbg(&xe->drm, "Xe D3cold target state %d\n", xe->d3cold.target_state); } /** -- 2.34.1