From patchwork Tue Aug 4 02:56:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Airlie X-Patchwork-Id: 11699463 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 048371392 for ; Tue, 4 Aug 2020 02:57:59 +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 295DB20738 for ; Tue, 4 Aug 2020 02:57:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 295DB20738 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 403BB6E3CB; Tue, 4 Aug 2020 02:57:58 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [207.211.31.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id CEA316E3C7 for ; Tue, 4 Aug 2020 02:57:54 +0000 (UTC) Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-287-gn7rUzTlNYidlVPxCTtpBA-1; Mon, 03 Aug 2020 22:57:50 -0400 X-MC-Unique: gn7rUzTlNYidlVPxCTtpBA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D0976100AA23; Tue, 4 Aug 2020 02:57:48 +0000 (UTC) Received: from tyrion-bne-redhat-com.redhat.com (vpn2-54-17.bne.redhat.com [10.64.54.17]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2E35390E68; Tue, 4 Aug 2020 02:57:46 +0000 (UTC) From: Dave Airlie To: dri-devel@lists.freedesktop.org Subject: [PATCH 28/59] drm/vmwgfx: takedown vram manager Date: Tue, 4 Aug 2020 12:56:01 +1000 Message-Id: <20200804025632.3868079-29-airlied@gmail.com> In-Reply-To: <20200804025632.3868079-1-airlied@gmail.com> References: <20200804025632.3868079-1-airlied@gmail.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: gmail.com 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: sroland@vmware.com, christian.koenig@amd.com, linux-graphics-maintainer@vmware.com, bskeggs@redhat.com, kraxel@redhat.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Dave Airlie Don't bother returning EBUSY, nobody cares enough, if the driver has a problem, it should deal with it. Signed-off-by: Dave Airlie Reviewed-by: Daniel Vetter --- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 14 +++++++++++++- drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 1 + drivers/gpu/drm/vmwgfx/vmwgfx_thp.c | 23 +++++++++++++---------- 3 files changed, 27 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 364d5f3ff9a8..4f4d22bac477 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -637,6 +637,17 @@ static int vmw_vram_manager_init(struct vmw_private *dev_priv) dev_priv->bdev.man[TTM_PL_VRAM].use_type = false; return ret; } + +static void vmw_vram_manager_fini(struct vmw_private *dev_priv) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + vmw_thp_fini(dev_priv); +#else + ttm_bo_man_fini(&dev_priv->bdev, + &dev_priv->bdev.man[TTM_PL_VRAM]); +#endif +} + static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) { struct vmw_private *dev_priv; @@ -988,7 +999,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_MOB); if (dev_priv->has_gmr) (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR); - (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM); + vmw_vram_manager_fini(dev_priv); out_no_vram: (void)ttm_bo_device_release(&dev_priv->bdev); out_no_bdev: @@ -1042,6 +1053,7 @@ static void vmw_driver_unload(struct drm_device *dev) vmw_release_device_early(dev_priv); if (dev_priv->has_mob) (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_MOB); + vmw_vram_manager_fini(dev_priv); (void) ttm_bo_device_release(&dev_priv->bdev); drm_vma_offset_manager_destroy(&dev_priv->vma_manager); vmw_release_device_late(dev_priv); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 8f319dd6cdb4..c6530d7b6d51 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -1521,6 +1521,7 @@ vm_fault_t vmw_bo_vm_huge_fault(struct vm_fault *vmf, /* Transparent hugepage support - vmwgfx_thp.c */ #ifdef CONFIG_TRANSPARENT_HUGEPAGE extern int vmw_thp_init(struct vmw_private *dev_priv); +void vmw_thp_fini(struct vmw_private *dev_priv); #endif /** diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c index 0292c931c265..548f152b9963 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c @@ -135,21 +135,25 @@ int vmw_thp_init(struct vmw_private *dev_priv) return 0; } -static int vmw_thp_takedown(struct ttm_mem_type_manager *man) +void vmw_thp_fini(struct vmw_private *dev_priv) { + struct ttm_mem_type_manager *man = &dev_priv->bdev.man[TTM_PL_VRAM]; struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv; struct drm_mm *mm = &rman->mm; + int ret; + + ttm_mem_type_manager_disable(man); + ret = ttm_mem_type_manager_force_list_clean(&dev_priv->bdev, man); + if (ret) + return; spin_lock(&rman->lock); - if (drm_mm_clean(mm)) { - drm_mm_takedown(mm); - spin_unlock(&rman->lock); - kfree(rman); - man->priv = NULL; - return 0; - } + drm_mm_clean(mm); + drm_mm_takedown(mm); spin_unlock(&rman->lock); - return -EBUSY; + kfree(rman); + man->priv = NULL; + ttm_mem_type_manager_cleanup(man); } static void vmw_thp_debug(struct ttm_mem_type_manager *man, @@ -163,7 +167,6 @@ static void vmw_thp_debug(struct ttm_mem_type_manager *man, } const struct ttm_mem_type_manager_func vmw_thp_func = { - .takedown = vmw_thp_takedown, .get_node = vmw_thp_get_node, .put_node = vmw_thp_put_node, .debug = vmw_thp_debug