From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BFAC5ECDE3D for ; Fri, 19 Oct 2018 06:18:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 84C9F21476 for ; Fri, 19 Oct 2018 06:18:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 84C9F21476 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727170AbeJSOX3 (ORCPT ); Fri, 19 Oct 2018 10:23:29 -0400 Received: from mx1.redhat.com ([209.132.183.28]:48378 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726987AbeJSOX2 (ORCPT ); Fri, 19 Oct 2018 10:23:28 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 829C6308212A; Fri, 19 Oct 2018 06:18:51 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-238.ams2.redhat.com [10.36.116.238]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4A85F5D77C; Fri, 19 Oct 2018 06:18:48 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 78D55A8584; Fri, 19 Oct 2018 08:18:47 +0200 (CEST) From: Gerd Hoffmann To: dri-devel@lists.freedesktop.org Cc: Gerd Hoffmann , David Airlie , virtualization@lists.linux-foundation.org (open list:VIRTIO GPU DRIVER), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 1/6] drm/virtio: track created object state Date: Fri, 19 Oct 2018 08:18:42 +0200 Message-Id: <20181019061847.18958-2-kraxel@redhat.com> In-Reply-To: <20181019061847.18958-1-kraxel@redhat.com> References: <20181019061847.18958-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.42]); Fri, 19 Oct 2018 06:18:51 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Track whenever the virtio_gpu_object is already created (i.e. host knows about it) in a new variable. Add checks to virtio_gpu_object_attach() to do nothing on objects not created yet. Make virtio_gpu_ttm_bo_destroy() use the new variable too, instead of expecting hw_res_handle indicating the object state. Signed-off-by: Gerd Hoffmann --- drivers/gpu/drm/virtio/virtgpu_drv.h | 3 +++ drivers/gpu/drm/virtio/virtgpu_fb.c | 2 +- drivers/gpu/drm/virtio/virtgpu_gem.c | 3 ++- drivers/gpu/drm/virtio/virtgpu_ioctl.c | 4 ++-- drivers/gpu/drm/virtio/virtgpu_object.c | 2 +- drivers/gpu/drm/virtio/virtgpu_vq.c | 7 +++++++ 6 files changed, 16 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index d29f0c7c76..5edc22d7a7 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -65,6 +65,7 @@ struct virtio_gpu_object { struct ttm_placement placement; struct ttm_buffer_object tbo; struct ttm_bo_kmap_obj kmap; + bool created; }; #define gem_to_virtio_gpu_obj(gobj) \ container_of((gobj), struct virtio_gpu_object, gem_base) @@ -263,6 +264,7 @@ void virtio_gpu_resource_id_get(struct virtio_gpu_device *vgdev, uint32_t *resid); void virtio_gpu_resource_id_put(struct virtio_gpu_device *vgdev, uint32_t id); void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev, + struct virtio_gpu_object *bo, uint32_t resource_id, uint32_t format, uint32_t width, @@ -324,6 +326,7 @@ void virtio_gpu_cmd_transfer_to_host_3d(struct virtio_gpu_device *vgdev, struct virtio_gpu_fence **fence); void virtio_gpu_cmd_resource_create_3d(struct virtio_gpu_device *vgdev, + struct virtio_gpu_object *bo, struct virtio_gpu_resource_create_3d *rc_3d, struct virtio_gpu_fence **fence); void virtio_gpu_ctrl_ack(struct virtqueue *vq); diff --git a/drivers/gpu/drm/virtio/virtgpu_fb.c b/drivers/gpu/drm/virtio/virtgpu_fb.c index cea749f4ec..d39f4f3350 100644 --- a/drivers/gpu/drm/virtio/virtgpu_fb.c +++ b/drivers/gpu/drm/virtio/virtgpu_fb.c @@ -232,7 +232,7 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper, return PTR_ERR(obj); virtio_gpu_resource_id_get(vgdev, &resid); - virtio_gpu_cmd_create_resource(vgdev, resid, format, + virtio_gpu_cmd_create_resource(vgdev, obj, resid, format, mode_cmd.width, mode_cmd.height); ret = virtio_gpu_object_kmap(obj); diff --git a/drivers/gpu/drm/virtio/virtgpu_gem.c b/drivers/gpu/drm/virtio/virtgpu_gem.c index 82c817f37c..33dbd5aed7 100644 --- a/drivers/gpu/drm/virtio/virtgpu_gem.c +++ b/drivers/gpu/drm/virtio/virtgpu_gem.c @@ -103,8 +103,9 @@ int virtio_gpu_mode_dumb_create(struct drm_file *file_priv, goto fail; format = virtio_gpu_translate_format(DRM_FORMAT_HOST_XRGB8888); + obj = gem_to_virtio_gpu_obj(gobj); virtio_gpu_resource_id_get(vgdev, &resid); - virtio_gpu_cmd_create_resource(vgdev, resid, format, + virtio_gpu_cmd_create_resource(vgdev, obj, resid, format, args->width, args->height); /* attach the object to the resource */ diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c index f16b875d6a..98bb238e91 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c +++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c @@ -260,7 +260,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, obj = &qobj->gem_base; if (!vgdev->has_virgl_3d) { - virtio_gpu_cmd_create_resource(vgdev, res_id, rc->format, + virtio_gpu_cmd_create_resource(vgdev, qobj, res_id, rc->format, rc->width, rc->height); ret = virtio_gpu_object_attach(vgdev, qobj, res_id, NULL); @@ -288,7 +288,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, rc_3d.nr_samples = cpu_to_le32(rc->nr_samples); rc_3d.flags = cpu_to_le32(rc->flags); - virtio_gpu_cmd_resource_create_3d(vgdev, &rc_3d, NULL); + virtio_gpu_cmd_resource_create_3d(vgdev, qobj, &rc_3d, NULL); ret = virtio_gpu_object_attach(vgdev, qobj, res_id, &fence); if (ret) { ttm_eu_backoff_reservation(&ticket, &validate_list); diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c index eca7655374..6611c487d7 100644 --- a/drivers/gpu/drm/virtio/virtgpu_object.c +++ b/drivers/gpu/drm/virtio/virtgpu_object.c @@ -33,7 +33,7 @@ static void virtio_gpu_ttm_bo_destroy(struct ttm_buffer_object *tbo) bo = container_of(tbo, struct virtio_gpu_object, tbo); vgdev = (struct virtio_gpu_device *)bo->gem_base.dev->dev_private; - if (bo->hw_res_handle) + if (bo->created) virtio_gpu_cmd_unref_resource(vgdev, bo->hw_res_handle); if (bo->pages) virtio_gpu_object_free_sg_table(bo); diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index 4e2e037aed..3b6904c5b3 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -388,6 +388,7 @@ static int virtio_gpu_queue_cursor(struct virtio_gpu_device *vgdev, /* create a basic resource */ void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev, + struct virtio_gpu_object *bo, uint32_t resource_id, uint32_t format, uint32_t width, @@ -406,6 +407,7 @@ void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev, cmd_p->height = cpu_to_le32(height); virtio_gpu_queue_ctrl_buffer(vgdev, vbuf); + bo->created = true; } void virtio_gpu_cmd_unref_resource(struct virtio_gpu_device *vgdev, @@ -772,6 +774,7 @@ void virtio_gpu_cmd_context_detach_resource(struct virtio_gpu_device *vgdev, void virtio_gpu_cmd_resource_create_3d(struct virtio_gpu_device *vgdev, + struct virtio_gpu_object *bo, struct virtio_gpu_resource_create_3d *rc_3d, struct virtio_gpu_fence **fence) { @@ -786,6 +789,7 @@ virtio_gpu_cmd_resource_create_3d(struct virtio_gpu_device *vgdev, cmd_p->hdr.flags = 0; virtio_gpu_queue_fenced_ctrl_buffer(vgdev, vbuf, &cmd_p->hdr, fence); + bo->created = true; } void virtio_gpu_cmd_transfer_to_host_3d(struct virtio_gpu_device *vgdev, @@ -869,6 +873,9 @@ int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev, struct scatterlist *sg; int si, nents; + if (!obj->created) + return 0; + if (!obj->pages) { int ret; -- 2.9.3