From mboxrd@z Thu Jan 1 00:00:00 1970 From: jeff.mcgee@intel.com Subject: [PATCH 2/4] pm_rps: Load helper should stall for last write Date: Fri, 31 Jan 2014 10:13:51 -0600 Message-ID: <1391184833-10973-3-git-send-email-jeff.mcgee@intel.com> References: <1391184833-10973-1-git-send-email-jeff.mcgee@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id A402FF9EEA for ; Fri, 31 Jan 2014 08:06:43 -0800 (PST) In-Reply-To: <1391184833-10973-1-git-send-email-jeff.mcgee@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org From: Jeff McGee This ensures that gpu is quiescent when load helper exits. Signed-off-by: Jeff McGee --- tests/pm_rps.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tests/pm_rps.c b/tests/pm_rps.c index a6807d2..9277196 100644 --- a/tests/pm_rps.c +++ b/tests/pm_rps.c @@ -207,6 +207,10 @@ static void load_helper_run(void) val++; } + /* Map buffer to stall for write completion */ + drm_intel_bo_map(lh.target_buffer, 0); + drm_intel_bo_unmap(lh.target_buffer); + log("load helper sent %u dword writes\n", val); } } -- 1.8.5.2