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 9E61EC5321D for ; Wed, 21 Aug 2024 15:28:53 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6F3DA10E400; Wed, 21 Aug 2024 15:28:53 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="hGb3TK0O"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8F78810E31F for ; Wed, 21 Aug 2024 15:28:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724254113; x=1755790113; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rGo85U5yZz5QNmxzlmTWHYVROZqp6Rj3wP7NlLTDipo=; b=hGb3TK0OrTsD7yUQiuzdRRzDxI1zR3S/9c3KtKeDp7vCu8rWyIgpnsSi xC0lWQR3zyLecjtvpVeME7FvIgCJuuI0TljUq4nz4IoeNcdym/80GdByB venuUzmT0ET6OanZOlcjwbMbLEzhrckEtOc6U8mYGsf/zKfpGUS+j8d07 MC/Y5364Hp+aumD6cO39WiQFbZBIvN3pbxJiOaz4NOafiDjG4ckNEdgCi m00VnOj3swfAwrKmNgjrJyBBXADqxunppKxmTW/F+Uj89MuNBLjq9+17J oBGug7R3CtqejLgk0wC6fbS4HUV/tRu/hUJtGW5BtzZyOHhbhU1d2bqOk g==; X-CSE-ConnectionGUID: 4/7ZlKAaSSibj13YTMV8BQ== X-CSE-MsgGUID: EUZW4soWR4ChJ0kg0hidHg== X-IronPort-AV: E=McAfee;i="6700,10204,11171"; a="22427404" X-IronPort-AV: E=Sophos;i="6.10,164,1719903600"; d="scan'208";a="22427404" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Aug 2024 08:28:32 -0700 X-CSE-ConnectionGUID: fxNq2WlkRXqG/Dv9TLoL0Q== X-CSE-MsgGUID: w4o7VK9xRCqqgscYvFbamg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,164,1719903600"; d="scan'208";a="61877127" Received: from orsosgc001.jf.intel.com ([10.165.21.138]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Aug 2024 08:28:34 -0700 From: Ashutosh Dixit To: intel-xe@lists.freedesktop.org Cc: Matthew Brost , Jose Souza , Lionel Landwerlin , Umesh Nerlige Ramappa , Jonathan Cavitt Subject: [PATCH 6/7] drm/xe/oa: Add syncs support to OA config ioctl Date: Wed, 21 Aug 2024 08:28:29 -0700 Message-ID: <20240821152830.1495276-7-ashutosh.dixit@intel.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240821152830.1495276-1-ashutosh.dixit@intel.com> References: <20240821152830.1495276-1-ashutosh.dixit@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" In addition to stream open, add xe_sync support to the OA config ioctl, where it is even more useful. This allows e.g. Mesa to replay a workload repeatedly on the GPU, each time with a different OA configuration, while precisely controlling (at batch buffer granularity) the workload segment for which a particular OA configuration is active, without introducing stalls in the userspace pipeline. Reviewed-by: Jonathan Cavitt Signed-off-by: Ashutosh Dixit --- drivers/gpu/drm/xe/xe_oa.c | 32 ++++++++++++++++++-------------- drivers/gpu/drm/xe/xe_oa_types.h | 3 +++ 2 files changed, 21 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c index c77918c938cdb..a7751f7fe456c 100644 --- a/drivers/gpu/drm/xe/xe_oa.c +++ b/drivers/gpu/drm/xe/xe_oa.c @@ -884,6 +884,7 @@ static void xe_oa_stream_destroy(struct xe_oa_stream *stream) xe_gt_WARN_ON(gt, xe_guc_pc_unset_gucrc_mode(>->uc.guc.pc)); xe_oa_free_configs(stream); + xe_file_put(stream->xef); } static int xe_oa_alloc_oa_buffer(struct xe_oa_stream *stream) @@ -1443,36 +1444,37 @@ static int xe_oa_disable_locked(struct xe_oa_stream *stream) static long xe_oa_config_locked(struct xe_oa_stream *stream, u64 arg) { - struct drm_xe_ext_set_property ext; + struct xe_oa_open_param param = {}; long ret = stream->oa_config->id; struct xe_oa_config *config; int err; - err = __copy_from_user(&ext, u64_to_user_ptr(arg), sizeof(ext)); - if (XE_IOCTL_DBG(stream->oa->xe, err)) - return -EFAULT; - - if (XE_IOCTL_DBG(stream->oa->xe, ext.pad) || - XE_IOCTL_DBG(stream->oa->xe, ext.base.name != DRM_XE_OA_EXTENSION_SET_PROPERTY) || - XE_IOCTL_DBG(stream->oa->xe, ext.base.next_extension) || - XE_IOCTL_DBG(stream->oa->xe, ext.property != DRM_XE_OA_PROPERTY_OA_METRIC_SET)) - return -EINVAL; + err = xe_oa_user_extensions(stream->oa, arg, 0, ¶m); + if (err) + return err; - config = xe_oa_get_oa_config(stream->oa, ext.value); + config = xe_oa_get_oa_config(stream->oa, param.metric_set); if (!config) return -ENODEV; if (config != stream->oa_config) { + param.xef = stream->xef; + err = xe_oa_parse_syncs(stream->oa, ¶m); + if (err) + goto err_config_put; + + stream->num_syncs = param.num_syncs; + stream->syncs = param.syncs; + err = xe_oa_emit_oa_config(stream, config); if (!err) config = xchg(&stream->oa_config, config); - else - ret = err; } +err_config_put: xe_oa_config_put(config); - return ret; + return err ?: ret; } static long xe_oa_status_locked(struct xe_oa_stream *stream, unsigned long arg) @@ -1715,6 +1717,7 @@ static int xe_oa_stream_init(struct xe_oa_stream *stream, stream->period_exponent = param->period_exponent; stream->no_preempt = param->no_preempt; + stream->xef = xe_file_get(param->xef); stream->num_syncs = param->num_syncs; stream->syncs = param->syncs; @@ -1815,6 +1818,7 @@ static int xe_oa_stream_init(struct xe_oa_stream *stream, err_free_configs: xe_oa_free_configs(stream); exit: + xe_file_put(stream->xef); return ret; } diff --git a/drivers/gpu/drm/xe/xe_oa_types.h b/drivers/gpu/drm/xe/xe_oa_types.h index 412f1460c1437..438e746e8e1f5 100644 --- a/drivers/gpu/drm/xe/xe_oa_types.h +++ b/drivers/gpu/drm/xe/xe_oa_types.h @@ -239,6 +239,9 @@ struct xe_oa_stream { /** @no_preempt: Whether preemption and timeslicing is disabled for stream exec_q */ u32 no_preempt; + /** @xef: xe_file with which the stream was opened */ + struct xe_file *xef; + /** @oa_fence_lock: Lock for struct xe_oa_fence */ spinlock_t oa_fence_lock; -- 2.41.0