linux_dsm_epyc7002/drivers/gpu/drm/armada/armada_gem.h
Chris Wilson a8ad0bd84f drm: Remove unused drm_device from drm_gem_object_lookup()
drm_gem_object_lookup() has never required the drm_device for its file
local translation of the user handle to the GEM object. Let's remove the
unused parameter and save some space.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: dri-devel@lists.freedesktop.org
Cc: Dave Airlie <airlied@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
[danvet: Fixup kerneldoc too.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2016-05-17 08:47:30 +02:00

55 lines
1.8 KiB
C

/*
* Copyright (C) 2012 Russell King
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef ARMADA_GEM_H
#define ARMADA_GEM_H
#include <drm/drm_gem.h>
/* GEM */
struct armada_gem_object {
struct drm_gem_object obj;
void *addr;
phys_addr_t phys_addr;
resource_size_t dev_addr;
struct drm_mm_node *linear; /* for linear backed */
struct page *page; /* for page backed */
struct sg_table *sgt; /* for imported */
void (*update)(void *);
void *update_data;
};
extern const struct vm_operations_struct armada_gem_vm_ops;
#define drm_to_armada_gem(o) container_of(o, struct armada_gem_object, obj)
void armada_gem_free_object(struct drm_gem_object *);
int armada_gem_linear_back(struct drm_device *, struct armada_gem_object *);
void *armada_gem_map_object(struct drm_device *, struct armada_gem_object *);
struct armada_gem_object *armada_gem_alloc_private_object(struct drm_device *,
size_t);
int armada_gem_dumb_create(struct drm_file *, struct drm_device *,
struct drm_mode_create_dumb *);
int armada_gem_dumb_map_offset(struct drm_file *, struct drm_device *,
uint32_t, uint64_t *);
int armada_gem_dumb_destroy(struct drm_file *, struct drm_device *,
uint32_t);
struct dma_buf *armada_gem_prime_export(struct drm_device *dev,
struct drm_gem_object *obj, int flags);
struct drm_gem_object *armada_gem_prime_import(struct drm_device *,
struct dma_buf *);
int armada_gem_map_import(struct armada_gem_object *);
static inline struct armada_gem_object *armada_gem_object_lookup(
struct drm_file *dfile, unsigned handle)
{
struct drm_gem_object *obj = drm_gem_object_lookup(dfile, handle);
return obj ? drm_to_armada_gem(obj) : NULL;
}
#endif