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 7DFA7CE79B1 for ; Wed, 20 Sep 2023 08:19:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 43A6210E168; Wed, 20 Sep 2023 08:19:15 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id EF20110E168; Wed, 20 Sep 2023 08:19:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1695197952; x=1726733952; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=XLy7iuSbiSxihny8sE0aKo+IQrpc9lw++/OAhqlaiAI=; b=UViHG9xtG3mbyE0wcmPfE+XjNpD8XfpzXwLwLbQgqig8mIE6dhdSrk4Z Hk/0nczHut4dJVOsqiUNEvFKgM/kqukNzd4OS1CdeJAQrGzRDf4fMmxvL ZI6RvXCJko+hYp0iBIVtqsv2OMgvCK8ldR/iSWUypeHfOnGDtK1broZ8d Ccp5VHt9h0U5xVWYb2mTg2R557NqJ9tUc0mMq5mpKay6IEEkvcwJ3FSs/ dNvI+KM2X0db2XrrB+LR1pA6beIn+/DTJW4ggkr7dSwCiQNN78MLHFqOs c6XGKrHTTke1RL5whVvi6FQvpxAhbtLOn8WcMV6QD4D6RcOLZWPE2UWW1 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="380064645" X-IronPort-AV: E=Sophos;i="6.02,161,1688454000"; d="scan'208";a="380064645" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2023 01:19:11 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="836758103" X-IronPort-AV: E=Sophos;i="6.02,161,1688454000"; d="scan'208";a="836758103" Received: from aravind-dev.iind.intel.com (HELO [10.145.162.80]) ([10.145.162.80]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2023 01:19:10 -0700 Message-ID: <50978871-5bf8-aa65-d6a9-c4dcd20e3a03@linux.intel.com> Date: Wed, 20 Sep 2023 13:58:57 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Content-Language: en-US To: Rodrigo Vivi , intel-xe@lists.freedesktop.org, igt-dev@lists.freedesktop.org References: <20230919142000.91363-1-rodrigo.vivi@intel.com> <20230919142000.91363-2-rodrigo.vivi@intel.com> From: Aravind Iddamsetty In-Reply-To: <20230919142000.91363-2-rodrigo.vivi@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: Re: [Intel-xe] [PATCH i-g-t 01/16] drm-uapi/xe_drm: Align with new PMU interface 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: , Cc: Francois Dugast Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" On 19/09/23 19:49, Rodrigo Vivi wrote: Hi Rodrigo, can  you please pick the latest header xe_drm.h I did a small fix for comment. Thanks, Aravind. > Align with commit ("drm/xe/pmu: Enable PMU interface") > > Cc: Francois Dugast > Cc: Aravind Iddamsetty > Signed-off-by: Francois Dugast > Signed-off-by: Rodrigo Vivi > --- > include/drm-uapi/xe_drm.h | 38 ++++++++++++++++++++++++++++++++++++++ > 1 file changed, 38 insertions(+) > > diff --git a/include/drm-uapi/xe_drm.h b/include/drm-uapi/xe_drm.h > index 804c02270..6aaa8517c 100644 > --- a/include/drm-uapi/xe_drm.h > +++ b/include/drm-uapi/xe_drm.h > @@ -1053,6 +1053,44 @@ struct drm_xe_vm_madvise { > __u64 reserved[2]; > }; > > +/** > + * XE PMU event config IDs > + * > + * Check 'man perf_event_open' to use these ID's in 'struct perf_event_attr' > + * as part of perf_event_open syscall to read a particular event. > + * > + * For example to open the XE_PMU_INTERRUPTS(0): > + * > + * .. code-block:: C > + * struct perf_event_attr attr; > + * long long count; > + * int cpu = 0; > + * int fd; > + * > + * memset(&attr, 0, sizeof(struct perf_event_attr)); > + * attr.type = type; // eg: /sys/bus/event_source/devices/xe_0000_56_00.0/type > + * attr.read_format = PERF_FORMAT_TOTAL_TIME_ENABLED; > + * attr.use_clockid = 1; > + * attr.clockid = CLOCK_MONOTONIC; > + * attr.config = XE_PMU_INTERRUPTS(0); > + * > + * fd = syscall(__NR_perf_event_open, &attr, -1, cpu, -1, 0); > + */ > + > +/* > + * Top bits of every counter are GT id. > + */ > +#define __XE_PMU_GT_SHIFT (56) > + > +#define ___XE_PMU_OTHER(gt, x) \ > + (((__u64)(x)) | ((__u64)(gt) << __XE_PMU_GT_SHIFT)) > + > +#define XE_PMU_INTERRUPTS(gt) ___XE_PMU_OTHER(gt, 0) > +#define XE_PMU_RENDER_GROUP_BUSY(gt) ___XE_PMU_OTHER(gt, 1) > +#define XE_PMU_COPY_GROUP_BUSY(gt) ___XE_PMU_OTHER(gt, 2) > +#define XE_PMU_MEDIA_GROUP_BUSY(gt) ___XE_PMU_OTHER(gt, 3) > +#define XE_PMU_ANY_ENGINE_GROUP_BUSY(gt) ___XE_PMU_OTHER(gt, 4) > + > #if defined(__cplusplus) > } > #endif