From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) (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 77EE126E6F2; Wed, 15 Oct 2025 08:03:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760515392; cv=none; b=LXz9vOUpxa9IywQFl43sFo9BIif0dUVPPQH8AMB57ru/7P5BvVagWxq3e4KkkUwlFF/9DTtVPWr8ojmYIhIhUHphnIic4PyN4ywo5pZA6AzesqvelvziJdUWSKyDPpyOd+f4zN3vzxNrwvsRffcwBi6yaAWQNAdD7PluD1jZSQk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760515392; c=relaxed/simple; bh=OAwLTgtExgWL+DQCTV9zplmSGb5GqoAMpIw5P8V3OiY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=BDtOnNMRx5dqZOfuwYTQpY9RmIsk6kJYT5Ulc45QU1Vkg0QyUan7nCY1gM8M+r6wbc5pyBfG7b8+kyAKAcBfFO81P+tNxic1BO4Bj4aptxtW2heIjwY94j65hj2+Cr0oUyK+/ibHTMKG0jnFV+4nnqtdXUeiBsg5ZNTNOW/IKl8= 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=MEhRlmEW; arc=none smtp.client-ip=192.198.163.18 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="MEhRlmEW" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1760515391; x=1792051391; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=OAwLTgtExgWL+DQCTV9zplmSGb5GqoAMpIw5P8V3OiY=; b=MEhRlmEWCAWYs29XUFZBM+Cg494chds80EeQ4oGU22I2/u3woTmIFFlX 1rLq8zk+TP19X784hFiKzh16OvCV8NbX8GkwK7PfZEleX8MFG5ODjTKlO JLvCIZVOTHJ1fKaYf3AdItbR9yt94dnBxCQf5flvrt6rA0veFDDSHW/48 6IgC8IE+3dWr2x97WAbpbyAD4T0FXYjwA6ydibF09zz0T/2IsKwtODvRW Z/zm4DDYEBauh9jU3OLtCGiTyX6768M7JyNnsoLEsBm0CqXynud1xPdLQ V2144s+IYBI28dYRtyPbGlPeypWPGUT+hCGIR8s34Padaye6Zhbfl3z99 g==; X-CSE-ConnectionGUID: i9BKQrf3ReC7crWZucheQg== X-CSE-MsgGUID: NtYzOZ2xSbOcWO+Gh0S8IA== X-IronPort-AV: E=McAfee;i="6800,10657,11582"; a="61891532" X-IronPort-AV: E=Sophos;i="6.19,230,1754982000"; d="scan'208";a="61891532" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Oct 2025 01:03:10 -0700 X-CSE-ConnectionGUID: zFNYUF6XQdKoB16t14sgcw== X-CSE-MsgGUID: +kgS3+kET6eNg2smZH3UHA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,230,1754982000"; d="scan'208";a="205805559" Received: from bnilawar-desk2.iind.intel.com ([10.190.239.41]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Oct 2025 01:03:06 -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, karthik.poosa@intel.com Subject: [PATCH v5 11/12] drm/xe/pm/s2idle: Don't evict user BOs for D3hot and D3cold-VRSR state Date: Wed, 15 Oct 2025 13:37:09 +0530 Message-Id: <20251015080710.1468409-12-badal.nilawar@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251015080710.1468409-1-badal.nilawar@intel.com> References: <20251015080710.1468409-1-badal.nilawar@intel.com> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In D3hot and D3cold-VRSR, VRAM remains active, so it is not necessary to evict user BOs. Cc: Matthew Auld Co-developed-by: Sk Anirban Signed-off-by: Sk Anirban Signed-off-by: Badal Nilawar --- drivers/gpu/drm/xe/xe_pm.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c index 84cd9e84f548..51ff9b90fbfd 100644 --- a/drivers/gpu/drm/xe/xe_pm.c +++ b/drivers/gpu/drm/xe/xe_pm.c @@ -169,7 +169,7 @@ static void xe_rpm_lockmap_release(const struct xe_device *xe) static void xe_pm_suspend_prepare(struct xe_device *xe) { - if (pm_suspend_target_state == PM_SUSPEND_TO_IDLE) + if (pm_suspend_default_s2idle()) xe_pm_d3cold_target_state_toggle(xe); else xe->d3cold.target_state = XE_D3COLD_OFF; @@ -191,8 +191,6 @@ int xe_pm_suspend(struct xe_device *xe) xe_pm_block_begin_signalling(); 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; @@ -543,8 +541,12 @@ static int xe_pm_notifier_callback(struct notifier_block *nb, int err = 0; switch (action) { - case PM_HIBERNATION_PREPARE: case PM_SUSPEND_PREPARE: + xe_pm_suspend_prepare(xe); + if (xe->d3cold.target_state != XE_D3COLD_OFF) + break; + fallthrough; + case PM_HIBERNATION_PREPARE: { struct xe_validation_ctx ctx; @@ -569,8 +571,11 @@ static int xe_pm_notifier_callback(struct notifier_block *nb, xe_pm_block_end_signalling(); break; } - case PM_POST_HIBERNATION: case PM_POST_SUSPEND: + if (xe->d3cold.target_state != XE_D3COLD_OFF) + break; + fallthrough; + case PM_POST_HIBERNATION: complete_all(&xe->pm_block); xe_pm_wake_rebind_workers(xe); xe_bo_notifier_unprepare_all_pinned(xe); -- 2.34.1