From: Thomas Zimmermann Date: Tue, 2 Jul 2019 11:50:11 +0000 (+0200) Subject: drm/vbox: Remove empty PRIME functions X-Git-Tag: v5.4-rc1~106^2~18^2~246 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=bf2791eb5cf699a3eec0ca5bda2b17cec6a74bdb;p=linux.git drm/vbox: Remove empty PRIME functions 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 Reviewed-by: Gerd Hoffmann Link: https://patchwork.freedesktop.org/patch/msgid/20190702115012.4418-5-tzimmermann@suse.de --- 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; -}