From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Subject: [RFC 6/6] drm/i915: Add sysfs toggle to enable
 per-client engine stats
Date: Fri, 10 May 2019 14:22:40 +0100
Message-ID: <20190510132240.11029-7-tvrtko.ursulin@linux.intel.com>
References: <20190510132240.11029-1-tvrtko.ursulin@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga02.intel.com (mga02.intel.com [134.134.136.20])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 94F04897BC
 for <Intel-gfx@lists.freedesktop.org>; Fri, 10 May 2019 13:22:53 +0000 (UTC)
In-Reply-To: <20190510132240.11029-1-tvrtko.ursulin@linux.intel.com>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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