From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754639Ab1KFTQu (ORCPT ); Sun, 6 Nov 2011 14:16:50 -0500 Received: from mail-ww0-f44.google.com ([74.125.82.44]:59204 "EHLO mail-ww0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754496Ab1KFTPf (ORCPT ); Sun, 6 Nov 2011 14:15:35 -0500 From: Daniel Vetter To: intel-gfx Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Daniel Vetter Subject: [PATCH 09/13] drm/i915: don't use gtt_pwrite on LLC cached objects Date: Sun, 6 Nov 2011 20:13:56 +0100 Message-Id: <1320606840-21132-10-git-send-email-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 1.7.6.4 In-Reply-To: <1320606840-21132-1-git-send-email-daniel.vetter@ffwll.ch> References: <1320606840-21132-1-git-send-email-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ~120 µs instead fo ~210 µs to write 1mb on my snb. I like this. Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_gem.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 0048917..8fd175c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -842,6 +842,7 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, ret = i915_gem_phys_pwrite(dev, obj, args, file); goto out; } else if (obj->gtt_space && + obj->cache_level == I915_CACHE_NONE && obj->base.write_domain != I915_GEM_DOMAIN_CPU) { ret = i915_gem_object_pin(obj, 0, true); if (ret) -- 1.7.6.4