From patchwork Mon Nov 26 21:59:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Anholt X-Patchwork-Id: 10699207 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 10C23109C for ; Mon, 26 Nov 2018 21:59:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F3A562A66E for ; Mon, 26 Nov 2018 21:59:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E753F2A672; Mon, 26 Nov 2018 21:59:34 +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 8B99F2A66E for ; Mon, 26 Nov 2018 21:59:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1F96F89BCD; Mon, 26 Nov 2018 21:59:33 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from anholt.net (anholt.net [50.246.234.109]) by gabe.freedesktop.org (Postfix) with ESMTP id CEACE89BCD for ; Mon, 26 Nov 2018 21:59:31 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by anholt.net (Postfix) with ESMTP id 8D84410A0F9D; Mon, 26 Nov 2018 13:59:31 -0800 (PST) X-Virus-Scanned: Debian amavisd-new at anholt.net Received: from anholt.net ([127.0.0.1]) by localhost (kingsolver.anholt.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id M8lPBfkDUjIt; Mon, 26 Nov 2018 13:59:29 -0800 (PST) Received: from eliezer.anholt.net (localhost [127.0.0.1]) by anholt.net (Postfix) with ESMTP id CA11110A0D70; Mon, 26 Nov 2018 13:59:29 -0800 (PST) Received: by eliezer.anholt.net (Postfix, from userid 1000) id 4190F2FE1FE6; Mon, 26 Nov 2018 13:59:29 -0800 (PST) From: Eric Anholt To: dri-devel@lists.freedesktop.org, Rodrigo Siqueira , Haneen Mohammed Subject: [PATCH 1/2] drm/vkms: Drop custom vkms_dumb_map(). Date: Mon, 26 Nov 2018 13:59:28 -0800 Message-Id: <20181126215929.20546-1-eric@anholt.net> X-Mailer: git-send-email 2.20.0.rc1 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: linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This is the same as the default drm_gem_dumb_map_offset() implementation, except that this one missed the ban on userspace mapping an imported dmabuf (which seems like intended common behavior for drivers). Signed-off-by: Eric Anholt --- drivers/gpu/drm/vkms/vkms_drv.c | 1 - drivers/gpu/drm/vkms/vkms_drv.h | 3 --- drivers/gpu/drm/vkms/vkms_gem.c | 26 -------------------------- 3 files changed, 30 deletions(-) diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c index a3d57e0f5ee5..83087877565c 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -68,7 +68,6 @@ static struct drm_driver vkms_driver = { .release = vkms_release, .fops = &vkms_driver_fops, .dumb_create = vkms_dumb_create, - .dumb_map_offset = vkms_dumb_map, .gem_vm_ops = &vkms_gem_vm_ops, .gem_free_object_unlocked = vkms_gem_free_object, .get_vblank_timestamp = vkms_get_vblank_timestamp, diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h index 1c93990693e3..e4469cd3d254 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.h +++ b/drivers/gpu/drm/vkms/vkms_drv.h @@ -127,9 +127,6 @@ vm_fault_t vkms_gem_fault(struct vm_fault *vmf); int vkms_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); -int vkms_dumb_map(struct drm_file *file, struct drm_device *dev, - u32 handle, u64 *offset); - void vkms_gem_free_object(struct drm_gem_object *obj); int vkms_gem_vmap(struct drm_gem_object *obj); diff --git a/drivers/gpu/drm/vkms/vkms_gem.c b/drivers/gpu/drm/vkms/vkms_gem.c index d04e988b4cbe..80311daed47a 100644 --- a/drivers/gpu/drm/vkms/vkms_gem.c +++ b/drivers/gpu/drm/vkms/vkms_gem.c @@ -153,32 +153,6 @@ int vkms_dumb_create(struct drm_file *file, struct drm_device *dev, return 0; } -int vkms_dumb_map(struct drm_file *file, struct drm_device *dev, - u32 handle, u64 *offset) -{ - struct drm_gem_object *obj; - int ret; - - obj = drm_gem_object_lookup(file, handle); - if (!obj) - return -ENOENT; - - if (!obj->filp) { - ret = -EINVAL; - goto unref; - } - - ret = drm_gem_create_mmap_offset(obj); - if (ret) - goto unref; - - *offset = drm_vma_node_offset_addr(&obj->vma_node); -unref: - drm_gem_object_put_unlocked(obj); - - return ret; -} - static struct page **_get_pages(struct vkms_gem_object *vkms_obj) { struct drm_gem_object *gem_obj = &vkms_obj->gem;