From patchwork Tue Jul 2 11:50:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 11027745 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 B572A1510 for ; Tue, 2 Jul 2019 11:50:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9CB931FF40 for ; Tue, 2 Jul 2019 11:50:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9112F285CD; Tue, 2 Jul 2019 11:50:29 +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 2C4E11FF40 for ; Tue, 2 Jul 2019 11:50:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8FAF289B48; Tue, 2 Jul 2019 11:50:22 +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 3F2A989948 for ; Tue, 2 Jul 2019 11:50:21 +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 9D0CEB116; Tue, 2 Jul 2019 11:50:18 +0000 (UTC) From: Thomas Zimmermann To: kraxel@redhat.com, airlied@redhat.com, daniel@ffwll.ch, maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, sean@poorly.run, sam@ravnborg.org, z.liuxinliang@hisilicon.com, zourongrong@gmail.com, kong.kongxinwei@hisilicon.com, puck.chen@hisilicon.com, hdegoede@redhat.com, emil.l.velikov@gmail.com Subject: [PATCH v3 4/5] drm/vbox: Remove empty PRIME functions Date: Tue, 2 Jul 2019 13:50:11 +0200 Message-Id: <20190702115012.4418-5-tzimmermann@suse.de> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190702115012.4418-1-tzimmermann@suse.de> References: <20190702115012.4418-1-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 , dri-devel@lists.freedesktop.org, Emil Velikov Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP The vbox driver uses VRAM helpers for memory management. These helpers provide a basic implementation of PRIME functions, so the vbox driver's empty implmentation can be removed. As a side effect of this change, vbox can now use generic framebuffer emulation. Signed-off-by: Thomas Zimmermann Reviewed-by: Emil Velikov --- drivers/gpu/drm/vboxvideo/Makefile | 2 +- drivers/gpu/drm/vboxvideo/vbox_drv.c | 9 ----- drivers/gpu/drm/vboxvideo/vbox_drv.h | 12 ------ drivers/gpu/drm/vboxvideo/vbox_prime.c | 56 -------------------------- 4 files changed, 1 insertion(+), 78 deletions(-) delete mode 100644 drivers/gpu/drm/vboxvideo/vbox_prime.c diff --git a/drivers/gpu/drm/vboxvideo/Makefile b/drivers/gpu/drm/vboxvideo/Makefile index 1224f313af0c..55d798c76b21 100644 --- a/drivers/gpu/drm/vboxvideo/Makefile +++ b/drivers/gpu/drm/vboxvideo/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 vboxvideo-y := hgsmi_base.o modesetting.o vbva_base.o \ vbox_drv.o vbox_fb.o vbox_hgsmi.o vbox_irq.o vbox_main.o \ - vbox_mode.o vbox_prime.o vbox_ttm.o + vbox_mode.o vbox_ttm.o obj-$(CONFIG_DRM_VBOXVIDEO) += vboxvideo.o diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.c b/drivers/gpu/drm/vboxvideo/vbox_drv.c index fa5e3149124d..6189ea89bb71 100644 --- a/drivers/gpu/drm/vboxvideo/vbox_drv.c +++ b/drivers/gpu/drm/vboxvideo/vbox_drv.c @@ -210,15 +210,6 @@ static struct drm_driver driver = { .patchlevel = DRIVER_PATCHLEVEL, DRM_GEM_VRAM_DRIVER, - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, - .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_pin = vbox_gem_prime_pin, - .gem_prime_unpin = vbox_gem_prime_unpin, - .gem_prime_get_sg_table = vbox_gem_prime_get_sg_table, - .gem_prime_import_sg_table = vbox_gem_prime_import_sg_table, - .gem_prime_vmap = vbox_gem_prime_vmap, - .gem_prime_vunmap = vbox_gem_prime_vunmap, - .gem_prime_mmap = vbox_gem_prime_mmap, }; static int __init vbox_init(void) diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.h b/drivers/gpu/drm/vboxvideo/vbox_drv.h index 9028f946bc06..e8cb9efc6088 100644 --- a/drivers/gpu/drm/vboxvideo/vbox_drv.h +++ b/drivers/gpu/drm/vboxvideo/vbox_drv.h @@ -167,18 +167,6 @@ void vbox_mm_fini(struct vbox_private *vbox); int vbox_gem_create(struct vbox_private *vbox, u32 size, bool iskernel, struct drm_gem_object **obj); -/* vbox_prime.c */ -int vbox_gem_prime_pin(struct drm_gem_object *obj); -void vbox_gem_prime_unpin(struct drm_gem_object *obj); -struct sg_table *vbox_gem_prime_get_sg_table(struct drm_gem_object *obj); -struct drm_gem_object *vbox_gem_prime_import_sg_table( - struct drm_device *dev, struct dma_buf_attachment *attach, - struct sg_table *table); -void *vbox_gem_prime_vmap(struct drm_gem_object *obj); -void vbox_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); -int vbox_gem_prime_mmap(struct drm_gem_object *obj, - struct vm_area_struct *area); - /* vbox_irq.c */ int vbox_irq_init(struct vbox_private *vbox); void vbox_irq_fini(struct vbox_private *vbox); diff --git a/drivers/gpu/drm/vboxvideo/vbox_prime.c b/drivers/gpu/drm/vboxvideo/vbox_prime.c deleted file mode 100644 index 702b1aa53494..000000000000 --- a/drivers/gpu/drm/vboxvideo/vbox_prime.c +++ /dev/null @@ -1,56 +0,0 @@ -// SPDX-License-Identifier: MIT -/* - * Copyright (C) 2017 Oracle Corporation - * Copyright 2017 Canonical - * Authors: Andreas Pokorny - */ - -#include "vbox_drv.h" - -/* - * Based on qxl_prime.c: - * Empty Implementations as there should not be any other driver for a virtual - * device that might share buffers with vboxvideo - */ - -int vbox_gem_prime_pin(struct drm_gem_object *obj) -{ - WARN_ONCE(1, "not implemented"); - return -ENODEV; -} - -void vbox_gem_prime_unpin(struct drm_gem_object *obj) -{ - WARN_ONCE(1, "not implemented"); -} - -struct sg_table *vbox_gem_prime_get_sg_table(struct drm_gem_object *obj) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENODEV); -} - -struct drm_gem_object *vbox_gem_prime_import_sg_table( - struct drm_device *dev, struct dma_buf_attachment *attach, - struct sg_table *table) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENODEV); -} - -void *vbox_gem_prime_vmap(struct drm_gem_object *obj) -{ - WARN_ONCE(1, "not implemented"); - return ERR_PTR(-ENODEV); -} - -void vbox_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr) -{ - WARN_ONCE(1, "not implemented"); -} - -int vbox_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *area) -{ - WARN_ONCE(1, "not implemented"); - return -ENODEV; -}