From patchwork Fri May 23 19:01:53 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Badal Nilawar X-Patchwork-Id: 891927 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) (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 4F95522541F; Fri, 23 May 2025 19:00:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.12 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748026823; cv=none; b=XDrOg3AsVnEpHJxGvbQjsjwhKVEUo8nbKS7D6dAr0sW1/rhBibVqJOaUpZl2cHkHSzyG+pocZcWAc2zM4c+OGpZl+H8zG93aUrfY4Icu4g1/DqPTENQaL6sRqCfESuyzEqwSF4OjKR8Z+jE7YXRTEB83emENLYatYO+PltnXaG8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748026823; c=relaxed/simple; bh=zZkQPrOWz9t9zy6CLUbpHFxEOKK2DfWWIF4T94QYUl4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=d0OhEBqIXs4Lp73SHSMB9p8vMvCTIJ/qVCwspjXOyymL7LSWhiG5b1S+1XlKBXY3I6+MvCjj7rvjHQ2Hzre9aBz7MGv86PhSOg5/UWOcPb0Ccz/SnsHE2dQt0lUcwJncJy3drzhe/IadeT3nEFeu0Dj0nTDfcWO1NyR2h2chrQo= 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=mH9meXK6; arc=none smtp.client-ip=198.175.65.12 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="mH9meXK6" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1748026823; x=1779562823; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zZkQPrOWz9t9zy6CLUbpHFxEOKK2DfWWIF4T94QYUl4=; b=mH9meXK6UrzryKol9/yGsv8Ek/ivY1ERwfsAfFhApZxUkrKemhMqzvsv Fybb+NlNVxf1z5VKN0PeuVM/Xvpg0S9tfDOocdxJInoxWe/cOWZ6xgWGM 1t84ZCsGgRk7qzDpXYfVC0rGjVSy60azawmISA0glYTGtwy/rvoCAnHgJ udCbEEA3aYFHrEMWJ1hnmcRDIRy+AItY/oL8pxuQnFF8Ovb0oVHr0hN2O LyXWNIYtj8H8IlSQAEsZSVMlIMflPjjI7MlX94Kk1v6nQXuUHW0eENeNY ZluggxJhgSYyEbji+VSjIH++HpU/9opZ9PnWC72nA7Vm0pGqhmzM3Tc+y A==; X-CSE-ConnectionGUID: vtuYw/EGTCmyfyRoRzuQQw== X-CSE-MsgGUID: JOT3pPPXSL2+uWTdFU9/BQ== X-IronPort-AV: E=McAfee;i="6700,10204,11441"; a="61498654" X-IronPort-AV: E=Sophos;i="6.15,309,1739865600"; d="scan'208";a="61498654" 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> 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); } /**