From patchwork Fri Oct 19 08:54:16 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 10648885 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 6A436112B for ; Fri, 19 Oct 2018 08:55:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5AE9628915 for ; Fri, 19 Oct 2018 08:55:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4F1E328924; Fri, 19 Oct 2018 08:55:55 +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 F040D28915 for ; Fri, 19 Oct 2018 08:55:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2EFE76E2B1; Fri, 19 Oct 2018 08:54:45 +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 BC53C6E275; Fri, 19 Oct 2018 08:54:38 +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 52C88AECD; Fri, 19 Oct 2018 08:54:37 +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 11/18] drm/virtio: Replace TTM initialization/release with ttm_global Date: Fri, 19 Oct 2018 10:54:16 +0200 Message-Id: <20181019085423.28159-12-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/virtio/virtgpu_drv.h | 4 +-- drivers/gpu/drm/virtio/virtgpu_ttm.c | 40 +++------------------------- 2 files changed, 6 insertions(+), 38 deletions(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index d29f0c7c768c..502e4d531df7 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -41,6 +41,7 @@ #include #include #include +#include #define DRIVER_NAME "virtio_gpu" #define DRIVER_DESC "virtio GPU" @@ -142,9 +143,8 @@ struct virtio_gpu_fbdev { }; struct virtio_gpu_mman { - struct ttm_bo_global_ref bo_global_ref; - struct drm_global_reference mem_global_ref; bool mem_global_referenced; + struct ttm_global glob; struct ttm_bo_device bdev; }; diff --git a/drivers/gpu/drm/virtio/virtgpu_ttm.c b/drivers/gpu/drm/virtio/virtgpu_ttm.c index 526a5e48dc3b..113491cc6595 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ttm.c +++ b/drivers/gpu/drm/virtio/virtgpu_ttm.c @@ -50,46 +50,15 @@ virtio_gpu_device *virtio_gpu_get_vgdev(struct ttm_bo_device *bdev) return vgdev; } -static int virtio_gpu_ttm_mem_global_init(struct drm_global_reference *ref) -{ - return ttm_mem_global_init(ref->object); -} - -static void virtio_gpu_ttm_mem_global_release(struct drm_global_reference *ref) -{ - ttm_mem_global_release(ref->object); -} - static int virtio_gpu_ttm_global_init(struct virtio_gpu_device *vgdev) { - struct drm_global_reference *global_ref; int r; vgdev->mman.mem_global_referenced = false; - global_ref = &vgdev->mman.mem_global_ref; - global_ref->global_type = DRM_GLOBAL_TTM_MEM; - global_ref->size = sizeof(struct ttm_mem_global); - global_ref->init = &virtio_gpu_ttm_mem_global_init; - global_ref->release = &virtio_gpu_ttm_mem_global_release; - - r = drm_global_item_ref(global_ref); - if (r != 0) { - DRM_ERROR("Failed setting up TTM memory accounting " - "subsystem.\n"); - return r; - } - vgdev->mman.bo_global_ref.mem_glob = - vgdev->mman.mem_global_ref.object; - global_ref = &vgdev->mman.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; - r = drm_global_item_ref(global_ref); + r = ttm_global_init(&vgdev->mman.glob); if (r != 0) { - DRM_ERROR("Failed setting up TTM BO subsystem.\n"); - drm_global_item_unref(&vgdev->mman.mem_global_ref); + DRM_ERROR("Failed setting up TTM subsystem.\n"); return r; } @@ -100,8 +69,7 @@ static int virtio_gpu_ttm_global_init(struct virtio_gpu_device *vgdev) static void virtio_gpu_ttm_global_fini(struct virtio_gpu_device *vgdev) { if (vgdev->mman.mem_global_referenced) { - drm_global_item_unref(&vgdev->mman.bo_global_ref.ref); - drm_global_item_unref(&vgdev->mman.mem_global_ref); + ttm_global_release(&vgdev->mman.glob); vgdev->mman.mem_global_referenced = false; } } @@ -388,7 +356,7 @@ int virtio_gpu_ttm_init(struct virtio_gpu_device *vgdev) return r; /* No others user of address space so set it to 0 */ r = ttm_bo_device_init(&vgdev->mman.bdev, - vgdev->mman.bo_global_ref.ref.object, + vgdev->mman.glob.bo_ref.object, &virtio_gpu_bo_driver, vgdev->ddev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, 0);