From patchwork Wed Jan 22 09:31:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Imre Deak X-Patchwork-Id: 11345401 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 BAB5D92A for ; Wed, 22 Jan 2020 09:31:29 +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 9967224689 for ; Wed, 22 Jan 2020 09:31:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9967224689 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4EEDC6F43E; Wed, 22 Jan 2020 09:31:27 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id E9E696F43E; Wed, 22 Jan 2020 09:31:25 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 22 Jan 2020 01:31:25 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,349,1574150400"; d="scan'208";a="227619165" Received: from ideak-desk.fi.intel.com ([10.237.72.183]) by orsmga003.jf.intel.com with ESMTP; 22 Jan 2020 01:31:23 -0800 From: Imre Deak To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH libdrm v2] intel: drm_intel_bo_gem_create_from_* on platforms w/o HW tiling Date: Wed, 22 Jan 2020 11:31:22 +0200 Message-Id: <20200122093122.15476-1-imre.deak@intel.com> X-Mailer: git-send-email 2.23.1 In-Reply-To: <20200120164343.2262-1-imre.deak@intel.com> References: <20200120164343.2262-1-imre.deak@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eric Engestrom , Emil Velikov Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Platforms without a HW detiler doesn't support the get_tiling IOCTL. Fix the drm_intel_bo_gem_create_from_* functions assuming the default no-tiling, no-swizzling setting for the GEM buffer in this case. v2: - Add the missing gem handle IOCTL parameter. (Eric) Signed-off-by: Imre Deak Reviewed-by: Emil Velikov Reviewed-by: Eric Engestrom --- intel/intel_bufmgr_gem.c | 43 +++++++++++++++++++++++++--------------- 1 file changed, 27 insertions(+), 16 deletions(-) diff --git a/intel/intel_bufmgr_gem.c b/intel/intel_bufmgr_gem.c index fbf48730..ade13a4c 100644 --- a/intel/intel_bufmgr_gem.c +++ b/intel/intel_bufmgr_gem.c @@ -1069,6 +1069,28 @@ check_bo_alloc_userptr(drm_intel_bufmgr *bufmgr, tiling_mode, stride, size, flags); } +static int get_tiling_mode(drm_intel_bufmgr_gem *bufmgr_gem, + uint32_t gem_handle, + uint32_t *tiling_mode, + uint32_t *swizzle_mode) +{ + struct drm_i915_gem_get_tiling get_tiling = { + .handle = gem_handle, + }; + int ret; + + ret = drmIoctl(bufmgr_gem->fd, + DRM_IOCTL_I915_GEM_GET_TILING, + &get_tiling); + if (ret != 0 && errno != EOPNOTSUPP) + return ret; + + *tiling_mode = get_tiling.tiling_mode; + *swizzle_mode = get_tiling.swizzle_mode; + + return 0; +} + /** * Returns a drm_intel_bo wrapping the given buffer object handle. * @@ -1084,7 +1106,6 @@ drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr, drm_intel_bo_gem *bo_gem; int ret; struct drm_gem_open open_arg; - struct drm_i915_gem_get_tiling get_tiling; /* At the moment most applications only have a few named bo. * For instance, in a DRI client only the render buffers passed @@ -1146,16 +1167,11 @@ drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr, HASH_ADD(name_hh, bufmgr_gem->name_table, global_name, sizeof(bo_gem->global_name), bo_gem); - memclear(get_tiling); - get_tiling.handle = bo_gem->gem_handle; - ret = drmIoctl(bufmgr_gem->fd, - DRM_IOCTL_I915_GEM_GET_TILING, - &get_tiling); + ret = get_tiling_mode(bufmgr_gem, bo_gem->gem_handle, + &bo_gem->tiling_mode, &bo_gem->swizzle_mode); if (ret != 0) goto err_unref; - bo_gem->tiling_mode = get_tiling.tiling_mode; - bo_gem->swizzle_mode = get_tiling.swizzle_mode; /* XXX stride is unknown */ drm_intel_bo_gem_set_in_aperture_size(bufmgr_gem, bo_gem, 0); DBG("bo_create_from_handle: %d (%s)\n", handle, bo_gem->name); @@ -2634,7 +2650,6 @@ drm_intel_bo_gem_create_from_prime(drm_intel_bufmgr *bufmgr, int prime_fd, int s int ret; uint32_t handle; drm_intel_bo_gem *bo_gem; - struct drm_i915_gem_get_tiling get_tiling; pthread_mutex_lock(&bufmgr_gem->lock); ret = drmPrimeFDToHandle(bufmgr_gem->fd, prime_fd, &handle); @@ -2688,15 +2703,11 @@ drm_intel_bo_gem_create_from_prime(drm_intel_bufmgr *bufmgr, int prime_fd, int s bo_gem->has_error = false; bo_gem->reusable = false; - memclear(get_tiling); - get_tiling.handle = bo_gem->gem_handle; - if (drmIoctl(bufmgr_gem->fd, - DRM_IOCTL_I915_GEM_GET_TILING, - &get_tiling)) + ret = get_tiling_mode(bufmgr_gem, handle, + &bo_gem->tiling_mode, &bo_gem->swizzle_mode); + if (ret) goto err; - bo_gem->tiling_mode = get_tiling.tiling_mode; - bo_gem->swizzle_mode = get_tiling.swizzle_mode; /* XXX stride is unknown */ drm_intel_bo_gem_set_in_aperture_size(bufmgr_gem, bo_gem, 0);