From patchwork Fri Mar 1 21:14:11 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesse Barnes X-Patchwork-Id: 2204571 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by patchwork1.kernel.org (Postfix) with ESMTP id C1A143FCF6 for ; Fri, 1 Mar 2013 21:16:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id ABFAAE5FAE for ; Fri, 1 Mar 2013 13:16:52 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from oproxy14-pub.unifiedlayer.com (oproxy14-pub.unifiedlayer.com [67.222.51.224]) by gabe.freedesktop.org (Postfix) with SMTP id 928B8E5C60 for ; Fri, 1 Mar 2013 13:14:26 -0800 (PST) Received: (qmail 7519 invoked by uid 0); 1 Mar 2013 21:14:26 -0000 Received: from unknown (HELO box514.bluehost.com) (74.220.219.114) by oproxy14.unifiedlayer.com with SMTP; 1 Mar 2013 21:14:26 -0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuousgeek.org; s=default; h=References:In-Reply-To:Message-Id:Date:Subject:To:From; bh=jfd1dT/+PwH7PIBCPyps2Ujfm1/E6flKb/rvSfvLAt0=; b=LLtcFDLYYvjsDPhxSw9HG9lsQ23Tg0uqRy6XOrhNOpcFqrudcR8oXs8opzy01xxqDG2Gsm3EatFWXkr32e93EFRtnRR4aX4yd9qD9jxeh3C+zCIejzfjuHt4F4kZExKz; Received: from [67.161.37.189] (port=37647 helo=jbarnes-desktop.intel.com) by box514.bluehost.com with esmtpsa (TLSv1:CAMELLIA256-SHA:256) (Exim 4.80) (envelope-from ) id 1UBXHd-0005Ri-D3 for intel-gfx@lists.freedesktop.org; Fri, 01 Mar 2013 14:14:25 -0700 From: Jesse Barnes To: intel-gfx@lists.freedesktop.org Date: Fri, 1 Mar 2013 13:14:11 -0800 Message-Id: <1362172471-7643-9-git-send-email-jbarnes@virtuousgeek.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1362172471-7643-1-git-send-email-jbarnes@virtuousgeek.org> References: <1362172471-7643-1-git-send-email-jbarnes@virtuousgeek.org> X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} Subject: [Intel-gfx] [PATCH 08/28] drm/i915: implement WaGTEnableMiFlush on VLV X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org We don't generally use MI_FLUSH these days, but this bit may affect other flushing logic, so set it to be safe. Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/intel_ringbuffer.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 1d5d613..e82b994 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -524,10 +524,14 @@ static int init_render_ring(struct intel_ring_buffer *ring) I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_TLB_INVALIDATE_ALWAYS)); - if (IS_GEN7(dev)) + if (IS_GEN7(dev)) { I915_WRITE(GFX_MODE_GEN7, _MASKED_BIT_DISABLE(GFX_TLB_INVALIDATE_ALWAYS) | _MASKED_BIT_ENABLE(GFX_REPLAY_MODE)); + if (IS_VALLEYVIEW(dev)) + I915_WRITE(MI_MODE, I915_READ(MI_MODE) | + _MASKED_BIT_ENABLE(MI_FLUSH_ENABLE)); + } if (INTEL_INFO(dev)->gen >= 5) { ret = init_pipe_control(ring);