From patchwork Fri Oct 19 08:54:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 10648879 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DB244112B for ; Fri, 19 Oct 2018 08:55:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CC21628915 for ; Fri, 19 Oct 2018 08:55:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C02D528924; Fri, 19 Oct 2018 08:55:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6C69728915 for ; Fri, 19 Oct 2018 08:55:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 138656E29B; Fri, 19 Oct 2018 08:54:44 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id AFFBD6E26E; Fri, 19 Oct 2018 08:54:36 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 4EC18AD57; Fri, 19 Oct 2018 08:54:35 +0000 (UTC) From: Thomas Zimmermann To: christian.koenig@amd.com, ray.huang@amd.com, Jerry.Zhang@amd.com, alexander.deucher@amd.com, David1.Zhou@amd.com, airlied@linux.ie, kraxel@redhat.com, bskeggs@redhat.com, syeh@vmware.com, z.liuxinliang@hisilicon.com, zourongrong@gmail.com, kong.kongxinwei@hisilicon.com, puck.chen@hisilicon.com Subject: [PATCH 09/18] drm/nouveau: Replace TTM initialization/release with ttm_global Date: Fri, 19 Oct 2018 10:54:14 +0200 Message-Id: <20181019085423.28159-10-tzimmermann@suse.de> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181019085423.28159-1-tzimmermann@suse.de> References: <20181019085423.28159-1-tzimmermann@suse.de> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Zimmermann , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Unified initialization and release of the global TTM state is provided by struct ttm_global and its interfaces. Signed-off-by: Thomas Zimmermann --- drivers/gpu/drm/nouveau/nouveau_drv.h | 5 +-- drivers/gpu/drm/nouveau/nouveau_ttm.c | 48 ++++----------------------- 2 files changed, 9 insertions(+), 44 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 0b2191fa96f7..0d5a78f4ad75 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -54,6 +54,7 @@ #include #include #include +#include #include "uapi/drm/nouveau_drm.h" @@ -146,9 +147,9 @@ struct nouveau_drm { /* TTM interface support */ struct { - struct drm_global_reference mem_global_ref; - struct ttm_bo_global_ref bo_global_ref; + struct ttm_global glob; struct ttm_bo_device bdev; + bool glob_initialized; atomic_t validate_sequence; int (*move)(struct nouveau_channel *, struct ttm_buffer_object *, diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index a293383c8654..f2bd707ad7b1 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -174,51 +174,16 @@ nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma) return ttm_bo_mmap(filp, vma, &drm->ttm.bdev); } -static int -nouveau_ttm_mem_global_init(struct drm_global_reference *ref) -{ - return ttm_mem_global_init(ref->object); -} - -static void -nouveau_ttm_mem_global_release(struct drm_global_reference *ref) -{ - ttm_mem_global_release(ref->object); -} - int nouveau_ttm_global_init(struct nouveau_drm *drm) { - struct drm_global_reference *global_ref; - int ret; - - global_ref = &drm->ttm.mem_global_ref; - global_ref->global_type = DRM_GLOBAL_TTM_MEM; - global_ref->size = sizeof(struct ttm_mem_global); - global_ref->init = &nouveau_ttm_mem_global_init; - global_ref->release = &nouveau_ttm_mem_global_release; - - ret = drm_global_item_ref(global_ref); + int ret = ttm_global_init(&drm->ttm.glob); if (unlikely(ret != 0)) { DRM_ERROR("Failed setting up TTM memory accounting\n"); - drm->ttm.mem_global_ref.release = NULL; return ret; } - drm->ttm.bo_global_ref.mem_glob = global_ref->object; - global_ref = &drm->ttm.bo_global_ref.ref; - global_ref->global_type = DRM_GLOBAL_TTM_BO; - global_ref->size = sizeof(struct ttm_bo_global); - global_ref->init = &ttm_bo_global_ref_init; - global_ref->release = &ttm_bo_global_ref_release; - - ret = drm_global_item_ref(global_ref); - if (unlikely(ret != 0)) { - DRM_ERROR("Failed setting up TTM BO subsystem\n"); - drm_global_item_unref(&drm->ttm.mem_global_ref); - drm->ttm.mem_global_ref.release = NULL; - return ret; - } + drm->ttm.glob_initialized = true; return 0; } @@ -226,12 +191,11 @@ nouveau_ttm_global_init(struct nouveau_drm *drm) void nouveau_ttm_global_release(struct nouveau_drm *drm) { - if (drm->ttm.mem_global_ref.release == NULL) + if (!drm->ttm.glob_initialized) return; - drm_global_item_unref(&drm->ttm.bo_global_ref.ref); - drm_global_item_unref(&drm->ttm.mem_global_ref); - drm->ttm.mem_global_ref.release = NULL; + ttm_global_release(&drm->ttm.glob); + drm->ttm.glob_initialized = false; } static int @@ -301,7 +265,7 @@ nouveau_ttm_init(struct nouveau_drm *drm) return ret; ret = ttm_bo_device_init(&drm->ttm.bdev, - drm->ttm.bo_global_ref.ref.object, + drm->ttm.glob.bo_ref.object, &nouveau_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET,