From patchwork Mon Sep 21 14:48:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Christian_K=C3=B6nig?= X-Patchwork-Id: 11790257 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 008976CA for ; Mon, 21 Sep 2020 14:49:14 +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 CBEE420735 for ; Mon, 21 Sep 2020 14:49:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="EACXbZEu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CBEE420735 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.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 1BECE6E3F3; Mon, 21 Sep 2020 14:49:09 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-wr1-x443.google.com (mail-wr1-x443.google.com [IPv6:2a00:1450:4864:20::443]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2094B6E3B5 for ; Mon, 21 Sep 2020 14:49:05 +0000 (UTC) Received: by mail-wr1-x443.google.com with SMTP id z1so13089904wrt.3 for ; Mon, 21 Sep 2020 07:49:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=Y2pKvXuH4poxR8w7DO/r+OpKVcWDGLFFTKIpQTUJqCs=; b=EACXbZEukbrHpmFSXKORqk3Zs7EmSnrAGQh2Lw0lGumLPAT2LvjON/IpnXCcdQbZqu c0lodHhPYjzKzWCeqwCCSMYHsOSU9WVv8BGOqX+TGVMPccyhW9zTsODN050ORV9x4W+I ixt5SkkC2W915rC0qzPDhZnGbryljzIVrF7IodsJwHTmBYX4N5F6kJMfPyglMFYVDMWI TML6RO0urYx8CZdb2sAgYF2sfIA4F23itMQVi7cRfF0GlpfvsaHVB9xWXjciohG3nTVC v6vx6MNRMdiTcYV29uP0OOqq5IJhQYi+ODCJqNLKfrFxrw/lG8qVcNwUydiqKTws8vM/ QD+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Y2pKvXuH4poxR8w7DO/r+OpKVcWDGLFFTKIpQTUJqCs=; b=HQNGCKXDHt/ihgV5d4C9YTKKRWxvZAuQbOQQjT34J2uTb32RcPF1s/n8gHNW7nbVvv dZuvd53PhijLf7FL/MtJGqGfaMUg5nTx5QS4/ItmYnlOLCGqUs8ZWGLTaeROeXStYN3U llQpHk7HJpipLUR8RR4Eu0cyolw9dwdAb6AMnhJOB6xoT0IosyEfdBtvJ8C5EnaSH/3C ODPKwdaRxWSOqRCv2O+1UNzay2+wfJxtDHUS8tWsZ96hfkHKAufKObm5Wm7sghQbfOPZ qSCWsZ6XNKI+oQPvjp6K06MlYeuLsxjJIxXDT2K14NaMm9EW2PJPf5jN4UDPRIL2MNrn AzBQ== X-Gm-Message-State: AOAM530EtOKZK57KkVVI61AygEdqdsFKoJgkSF1H/RuDj0owpiBNuGTm jlAffW4n+pgae51pzsQUUqA37wHT6Uo= X-Google-Smtp-Source: ABdhPJx36dA+umCDOT8hW8gYUvHlr+eKHBnMqCCnaU/QAv2A5qBinrOLWBhaz8Q03RDnOQXgsMMvlQ== X-Received: by 2002:adf:f3c6:: with SMTP id g6mr153115wrp.340.1600699743342; Mon, 21 Sep 2020 07:49:03 -0700 (PDT) Received: from abel.fritz.box ([2a02:908:1252:fb60:3482:3104:ab8c:3ac2]) by smtp.gmail.com with ESMTPSA id i6sm23480992wra.1.2020.09.21.07.49.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2020 07:49:02 -0700 (PDT) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: dri-devel@lists.freedesktop.org, airlied@gmail.com, tzimmermann@suse.de, bskeggs@redhat.com, kraxel@redhat.com, airlied@redhat.com, sroland@vmware.com Subject: [PATCH 05/11] drm/vmwgfx: switch over to the new pin interface Date: Mon, 21 Sep 2020 16:48:50 +0200 Message-Id: <20200921144856.2797-6-christian.koenig@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200921144856.2797-1-christian.koenig@amd.com> References: <20200921144856.2797-1-christian.koenig@amd.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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Stop using TTM_PL_FLAG_NO_EVICT. Signed-off-by: Christian König --- drivers/gpu/drm/vmwgfx/vmwgfx_blit.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_bo.c | 48 +++++++++++----------- drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 7 +--- drivers/gpu/drm/vmwgfx/vmwgfx_fb.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 42 ------------------- drivers/gpu/drm/vmwgfx/vmwgfx_validation.c | 2 +- 11 files changed, 38 insertions(+), 85 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c b/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c index e8d66182cd7b..ea2f2f937eb3 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c @@ -459,9 +459,9 @@ int vmw_bo_cpu_blit(struct ttm_buffer_object *dst, int ret = 0; /* Buffer objects need to be either pinned or reserved: */ - if (!(dst->mem.placement & TTM_PL_FLAG_NO_EVICT)) + if (!(dst->pin_count)) dma_resv_assert_held(dst->base.resv); - if (!(src->mem.placement & TTM_PL_FLAG_NO_EVICT)) + if (!(src->pin_count)) dma_resv_assert_held(src->base.resv); if (!ttm_tt_is_populated(dst->ttm)) { diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c index 30d19b45b602..236eaa163917 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c @@ -106,7 +106,7 @@ int vmw_bo_pin_in_placement(struct vmw_private *dev_priv, if (unlikely(ret != 0)) goto err; - if (buf->pin_count > 0) + if (buf->base.pin_count > 0) ret = ttm_bo_mem_compat(placement, &bo->mem, &new_flags) == true ? 0 : -EINVAL; else @@ -155,7 +155,7 @@ int vmw_bo_pin_in_vram_or_gmr(struct vmw_private *dev_priv, if (unlikely(ret != 0)) goto err; - if (buf->pin_count > 0) { + if (buf->base.pin_count > 0) { ret = ttm_bo_mem_compat(&vmw_vram_gmr_placement, &bo->mem, &new_flags) == true ? 0 : -EINVAL; goto out_unreserve; @@ -246,12 +246,12 @@ int vmw_bo_pin_in_start_of_vram(struct vmw_private *dev_priv, if (bo->mem.mem_type == TTM_PL_VRAM && bo->mem.start < bo->num_pages && bo->mem.start > 0 && - buf->pin_count == 0) { + buf->base.pin_count == 0) { ctx.interruptible = false; (void) ttm_bo_validate(bo, &vmw_sys_placement, &ctx); } - if (buf->pin_count > 0) + if (buf->base.pin_count > 0) ret = ttm_bo_mem_compat(&placement, &bo->mem, &new_flags) == true ? 0 : -EINVAL; else @@ -343,23 +343,13 @@ void vmw_bo_pin_reserved(struct vmw_buffer_object *vbo, bool pin) dma_resv_assert_held(bo->base.resv); - if (pin) { - if (vbo->pin_count++ > 0) - return; - } else { - WARN_ON(vbo->pin_count <= 0); - if (--vbo->pin_count > 0) - return; - } + if (pin == !!bo->pin_count) + return; pl.fpfn = 0; pl.lpfn = 0; pl.mem_type = bo->mem.mem_type; pl.flags = bo->mem.placement; - if (pin) - pl.flags |= TTM_PL_FLAG_NO_EVICT; - else - pl.flags &= ~TTM_PL_FLAG_NO_EVICT; memset(&placement, 0, sizeof(placement)); placement.num_placement = 1; @@ -368,8 +358,12 @@ void vmw_bo_pin_reserved(struct vmw_buffer_object *vbo, bool pin) ret = ttm_bo_validate(bo, &placement, &ctx); BUG_ON(ret != 0 || bo->mem.mem_type != old_mem_type); -} + if (pin) + ttm_bo_pin(bo); + else + ttm_bo_unpin(bo); +} /** * vmw_bo_map_and_cache - Map a buffer object and cache the map @@ -538,6 +532,7 @@ int vmw_bo_create_kernel(struct vmw_private *dev_priv, unsigned long size, * @size: Buffer object size in bytes. * @placement: Initial placement. * @interruptible: Whether waits should be performed interruptible. + * @pin: If the BO should be created pinned at a fixed location. * @bo_free: The buffer object destructor. * Returns: Zero on success, negative error code on error. * @@ -546,9 +541,10 @@ int vmw_bo_create_kernel(struct vmw_private *dev_priv, unsigned long size, int vmw_bo_init(struct vmw_private *dev_priv, struct vmw_buffer_object *vmw_bo, size_t size, struct ttm_placement *placement, - bool interruptible, + bool interruptible, bool pin, void (*bo_free)(struct ttm_buffer_object *bo)) { + struct ttm_operation_ctx ctx = { interruptible, false }; struct ttm_bo_device *bdev = &dev_priv->bdev; size_t acc_size; int ret; @@ -562,11 +558,15 @@ int vmw_bo_init(struct vmw_private *dev_priv, vmw_bo->base.priority = 3; vmw_bo->res_tree = RB_ROOT; - ret = ttm_bo_init(bdev, &vmw_bo->base, size, - ttm_bo_type_device, placement, - 0, interruptible, acc_size, - NULL, NULL, bo_free); - return ret; + ret = ttm_bo_init_reserved(bdev, &vmw_bo->base, size, + ttm_bo_type_device, placement, + 0, &ctx, acc_size, NULL, NULL, bo_free); + if (unlikely(ret)) + return ret; + + ttm_bo_pin(&vmw_bo->base); + ttm_bo_unreserve(&vmw_bo->base); + return 0; } @@ -655,7 +655,7 @@ int vmw_user_bo_alloc(struct vmw_private *dev_priv, ret = vmw_bo_init(dev_priv, &user_bo->vbo, size, (dev_priv->has_mob) ? &vmw_sys_placement : - &vmw_vram_sys_placement, true, + &vmw_vram_sys_placement, true, false, &vmw_user_bo_destroy); if (unlikely(ret != 0)) return ret; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c index 65e8e7a97724..984d8884357d 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c @@ -410,8 +410,8 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size) if (!buf) return -ENOMEM; - ret = vmw_bo_init(dev_priv, buf, new_size, &vmw_mob_ne_placement, - true, vmw_bo_bo_free); + ret = vmw_bo_init(dev_priv, buf, new_size, &vmw_mob_placement, + true, true, vmw_bo_bo_free); if (ret) { DRM_ERROR("Failed initializing new cotable MOB.\n"); return ret; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 31e3e5c9f362..bdb7a5e96560 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -372,7 +372,7 @@ static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv) return -ENOMEM; ret = vmw_bo_init(dev_priv, vbo, PAGE_SIZE, - &vmw_sys_ne_placement, false, + &vmw_sys_placement, false, true, &vmw_bo_bo_free); if (unlikely(ret != 0)) return ret; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 5d07de5183e1..b45becbb00f8 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -99,7 +99,6 @@ struct vmw_fpriv { * struct vmw_buffer_object - TTM buffer object with vmwgfx additions * @base: The TTM buffer object * @res_tree: RB tree of resources using this buffer object as a backing MOB - * @pin_count: pin depth * @cpu_writers: Number of synccpu write grabs. Protected by reservation when * increased. May be decreased without reservation. * @dx_query_ctx: DX context if this buffer object is used as a DX query MOB @@ -110,7 +109,6 @@ struct vmw_fpriv { struct vmw_buffer_object { struct ttm_buffer_object base; struct rb_root res_tree; - s32 pin_count; atomic_t cpu_writers; /* Not ref-counted. Protected by binding_mutex */ struct vmw_resource *dx_query_ctx; @@ -852,7 +850,7 @@ extern int vmw_bo_create_kernel(struct vmw_private *dev_priv, extern int vmw_bo_init(struct vmw_private *dev_priv, struct vmw_buffer_object *vmw_bo, size_t size, struct ttm_placement *placement, - bool interruptible, + bool interruptible, bool pin, void (*bo_free)(struct ttm_buffer_object *bo)); extern int vmw_user_bo_verify_access(struct ttm_buffer_object *bo, struct ttm_object_file *tfile); @@ -1009,15 +1007,12 @@ extern void vmw_validation_mem_init_ttm(struct vmw_private *dev_priv, extern const size_t vmw_tt_size; extern struct ttm_placement vmw_vram_placement; -extern struct ttm_placement vmw_vram_ne_placement; extern struct ttm_placement vmw_vram_sys_placement; extern struct ttm_placement vmw_vram_gmr_placement; extern struct ttm_placement vmw_sys_placement; -extern struct ttm_placement vmw_sys_ne_placement; extern struct ttm_placement vmw_evictable_placement; extern struct ttm_placement vmw_srf_placement; extern struct ttm_placement vmw_mob_placement; -extern struct ttm_placement vmw_mob_ne_placement; extern struct ttm_placement vmw_nonfixed_placement; extern struct ttm_bo_driver vmw_bo_driver; extern const struct vmw_sg_table * diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c index c59806d40e15..4d60201037d1 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c @@ -406,7 +406,7 @@ static int vmw_fb_create_bo(struct vmw_private *vmw_priv, ret = vmw_bo_init(vmw_priv, vmw_bo, size, &vmw_sys_placement, - false, + false, false, &vmw_bo_bo_free); if (unlikely(ret != 0)) goto err_unlock; /* init frees the buffer on failure */ diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index c0f156078dda..5e922d9d5f2c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -370,7 +370,7 @@ static int vmw_resource_buf_alloc(struct vmw_resource *res, ret = vmw_bo_init(res->dev_priv, backup, res->backup_size, res->func->backup_placement, - interruptible, + interruptible, false, &vmw_bo_bo_free); if (unlikely(ret != 0)) goto out_no_bo; @@ -1002,7 +1002,7 @@ int vmw_resource_pin(struct vmw_resource *res, bool interruptible) vbo = res->backup; ttm_bo_reserve(&vbo->base, interruptible, false, NULL); - if (!vbo->pin_count) { + if (!vbo->base.pin_count) { ret = ttm_bo_validate (&vbo->base, res->func->backup_placement, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c index 4bf0f5ec4fc2..0a53d189fceb 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c @@ -451,8 +451,8 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane, */ vmw_overlay_pause_all(dev_priv); ret = vmw_bo_init(dev_priv, vps->bo, size, - &vmw_vram_ne_placement, - false, &vmw_bo_bo_free); + &vmw_vram_placement, + false, true, &vmw_bo_bo_free); vmw_overlay_resume_all(dev_priv); if (ret) { vps->bo = NULL; /* vmw_bo_init frees on error */ diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c index e139fdfd1635..f328aa5839a2 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c @@ -978,8 +978,8 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv, if (unlikely(!buf)) return -ENOMEM; - ret = vmw_bo_init(dev_priv, buf, size, &vmw_sys_ne_placement, - true, vmw_bo_bo_free); + ret = vmw_bo_init(dev_priv, buf, size, &vmw_sys_placement, + true, true, vmw_bo_bo_free); if (unlikely(ret != 0)) goto out; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c index 39a2f720f4ed..fc68f54df46a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c @@ -37,13 +37,6 @@ static const struct ttm_place vram_placement_flags = { .flags = TTM_PL_FLAG_CACHED }; -static const struct ttm_place vram_ne_placement_flags = { - .fpfn = 0, - .lpfn = 0, - .mem_type = TTM_PL_VRAM, - .flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_NO_EVICT -}; - static const struct ttm_place sys_placement_flags = { .fpfn = 0, .lpfn = 0, @@ -51,13 +44,6 @@ static const struct ttm_place sys_placement_flags = { .flags = TTM_PL_FLAG_CACHED }; -static const struct ttm_place sys_ne_placement_flags = { - .fpfn = 0, - .lpfn = 0, - .mem_type = TTM_PL_SYSTEM, - .flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_NO_EVICT -}; - static const struct ttm_place gmr_placement_flags = { .fpfn = 0, .lpfn = 0, @@ -72,13 +58,6 @@ static const struct ttm_place mob_placement_flags = { .flags = TTM_PL_FLAG_CACHED }; -static const struct ttm_place mob_ne_placement_flags = { - .fpfn = 0, - .lpfn = 0, - .mem_type = VMW_PL_MOB, - .flags = TTM_PL_FLAG_CACHED | TTM_PL_FLAG_NO_EVICT -}; - struct ttm_placement vmw_vram_placement = { .num_placement = 1, .placement = &vram_placement_flags, @@ -128,13 +107,6 @@ struct ttm_placement vmw_vram_sys_placement = { .busy_placement = &sys_placement_flags }; -struct ttm_placement vmw_vram_ne_placement = { - .num_placement = 1, - .placement = &vram_ne_placement_flags, - .num_busy_placement = 1, - .busy_placement = &vram_ne_placement_flags -}; - struct ttm_placement vmw_sys_placement = { .num_placement = 1, .placement = &sys_placement_flags, @@ -142,13 +114,6 @@ struct ttm_placement vmw_sys_placement = { .busy_placement = &sys_placement_flags }; -struct ttm_placement vmw_sys_ne_placement = { - .num_placement = 1, - .placement = &sys_ne_placement_flags, - .num_busy_placement = 1, - .busy_placement = &sys_ne_placement_flags -}; - static const struct ttm_place evictable_placement_flags[] = { { .fpfn = 0, @@ -213,13 +178,6 @@ struct ttm_placement vmw_mob_placement = { .busy_placement = &mob_placement_flags }; -struct ttm_placement vmw_mob_ne_placement = { - .num_placement = 1, - .num_busy_placement = 1, - .placement = &mob_ne_placement_flags, - .busy_placement = &mob_ne_placement_flags -}; - struct ttm_placement vmw_nonfixed_placement = { .num_placement = 3, .placement = nonfixed_placement_flags, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c index e69bc373ae2e..f2e2bf6d1421 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c @@ -540,7 +540,7 @@ int vmw_validation_bo_validate_single(struct ttm_buffer_object *bo, if (atomic_read(&vbo->cpu_writers)) return -EBUSY; - if (vbo->pin_count > 0) + if (vbo->base.pin_count > 0) return 0; if (validate_as_mob)