mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 17:45:09 +07:00
4ee73624e0
This driver can use the drm_driver.dumb_destroy and drm_driver.dumb_map_offset defaults, so no need to set them. Cc: Russell King <linux@armlinux.org.uk> Signed-off-by: Noralf Trønnes <noralf@tronnes.org> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/1502986891-36764-3-git-send-email-noralf@tronnes.org
52 lines
1.6 KiB
C
52 lines
1.6 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;
|
|
bool mapped;
|
|
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 *);
|
|
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
|