From patchwork Thu May 29 11:16:52 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Badal Nilawar X-Patchwork-Id: 893128 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 D0BAB28E60F; Thu, 29 May 2025 11:15:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748517321; cv=none; b=sIUZVMVPpRD51HDvpeEaxzns3avKH0tbhpXvDOxcsYAYsluVqjWzimcDxdm5vPXbIuzGW+KlLxzQIb0zgJZPYXyoHUG6jyvuXCTB2oR8Z7YbH9eQOYWxsKPRJJmpFH5uf3VkZDKqX4XnNJLL0X/u70GiJe+2fALd4IF4Ly2ARCE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748517321; c=relaxed/simple; bh=zZkQPrOWz9t9zy6CLUbpHFxEOKK2DfWWIF4T94QYUl4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=gppcHQSEdhby/x/u8xN4d2MLSDZ9g8vHLM29dz5yNAVpDhQcohNYPwboCvoDEzwjqr15ix05r8cc0FrFJVbR1PPk6FHL9vH5iGJXU2m0/Mh6+hObezkN3mLW2yKQsKe8zXr4MKXpEC1O1wFIzXRFPCdKuMWHdMW8ChQ8YVR1OOc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ZQE/yuio; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ZQE/yuio" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1748517319; x=1780053319; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zZkQPrOWz9t9zy6CLUbpHFxEOKK2DfWWIF4T94QYUl4=; b=ZQE/yuioHolJ5bGUXVZxUiRPMM6SZeWv8VuKmxH5zyK4vLidOU6rsSpy /LrSmqtT5204AzsAoMtn0BDpo+sUAuhDfBgW5z5V57m8TEIeUp1NpaeyC tDqW9Lp4oWuhUtrHmPkLH0f3+4fx2mBIVnDgKpwjm5SptE0y9ektBUAja w8NBj7pKM5jnaPYOJhSoTapXasxe8xEZ9LAkKDPvpkWcUQLb5jZpZ9Cl0 cYYsjxPUCj5b7GE2UekuamqH1Sd8BckLYF7a6VEReTbttmFrnbV8nkXGV j8JL1mERkOXZqRgsgJE8p/0QhVkt1X2KSXIjxMuLBlD2sFWffr7jqMQqT Q==; X-CSE-ConnectionGUID: ERkYYzCbT4uP7RvvrBWyiQ== X-CSE-MsgGUID: ZsW4iTtwRnuKIXfgL7PgWQ== X-IronPort-AV: E=McAfee;i="6700,10204,11447"; a="68123179" X-IronPort-AV: E=Sophos;i="6.15,192,1739865600"; d="scan'208";a="68123179" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2025 04:15:18 -0700 X-CSE-ConnectionGUID: ov2D+RJ8SvCI1Qxi8lqq1w== X-CSE-MsgGUID: GxBqnopSR/qIQyMSyZz4/Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,192,1739865600"; d="scan'208";a="143510560" Received: from unknown (HELO bnilawar-desk2.iind.intel.com) ([10.190.239.41]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2025 04:15:15 -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 v4 09/11] drm/xe/pm: D3Cold target state Date: Thu, 29 May 2025 16:46:52 +0530 Message-Id: <20250529111654.3140766-10-badal.nilawar@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250529111654.3140766-1-badal.nilawar@intel.com> References: <20250529111654.3140766-1-badal.nilawar@intel.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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); } /**