From patchwork Tue Oct 29 10:28:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Auld X-Patchwork-Id: 11217599 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C42201515 for ; Tue, 29 Oct 2019 10:29:00 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id AB493208E3 for ; Tue, 29 Oct 2019 10:29:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AB493208E3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 39E866EB3D; Tue, 29 Oct 2019 10:29:00 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id B36C16EB3D for ; Tue, 29 Oct 2019 10:28:57 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Oct 2019 03:28:57 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,243,1569308400"; d="scan'208";a="374503815" Received: from sslose-mobl1.ger.corp.intel.com (HELO mwahaha-bdw.ger.corp.intel.com) ([10.252.3.112]) by orsmga005.jf.intel.com with ESMTP; 29 Oct 2019 03:28:56 -0700 From: Matthew Auld To: intel-gfx@lists.freedesktop.org Date: Tue, 29 Oct 2019 10:28:47 +0000 Message-Id: <20191029102851.7497-3-matthew.auld@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191029102851.7497-1-matthew.auld@intel.com> References: <20191029102851.7497-1-matthew.auld@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v2 3/7] drm/i915: set num_fence_regs to 0 if there is no aperture X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Daniele Ceraolo Spurio We can't fence anything without aperture. Signed-off-by: Daniele Ceraolo Spurio Signed-off-by: Stuart Summers Signed-off-by: Matthew Auld Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_gem_fence_reg.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_fence_reg.c b/drivers/gpu/drm/i915/i915_gem_fence_reg.c index 321189e1b0f2..71efccfde122 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence_reg.c +++ b/drivers/gpu/drm/i915/i915_gem_fence_reg.c @@ -846,8 +846,10 @@ void i915_ggtt_init_fences(struct i915_ggtt *ggtt) detect_bit_6_swizzle(ggtt); - if (INTEL_GEN(i915) >= 7 && - !(IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915))) + if (!i915_ggtt_has_aperture(ggtt)) + num_fences = 0; + else if (INTEL_GEN(i915) >= 7 && + !(IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915))) num_fences = 32; else if (INTEL_GEN(i915) >= 4 || IS_I945G(i915) || IS_I945GM(i915) ||