108 lines
3.5 KiB
C
108 lines
3.5 KiB
C
|
/*
|
||
|
|
* Copyright 2013 Red Hat Inc.
|
||
|
|
*
|
||
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
||
|
|
* copy of this software and associated documentation files (the "Software"),
|
||
|
|
* to deal in the Software without restriction, including without limitation
|
||
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
||
|
|
* Software is furnished to do so, subject to the following conditions:
|
||
|
|
*
|
||
|
|
* The above copyright notice and this permission notice shall be included in
|
||
|
|
* all copies or substantial portions of the Software.
|
||
|
|
*
|
||
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||
|
|
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
||
|
|
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
||
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
||
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
||
|
|
*
|
||
|
|
* Authors: Dave Airlie
|
||
|
|
* Alon Levy
|
||
|
|
*/
|
||
|
|
#ifndef QXL_OBJECT_H
|
||
|
|
#define QXL_OBJECT_H
|
||
|
|
|
||
|
|
#include "qxl_drv.h"
|
||
|
|
|
||
|
|
static inline int qxl_bo_reserve(struct qxl_bo *bo, bool no_wait)
|
||
|
|
{
|
||
|
|
int r;
|
||
|
|
|
||
|
|
r = ttm_bo_reserve(&bo->tbo, true, no_wait, false, 0);
|
||
|
|
if (unlikely(r != 0)) {
|
||
|
|
if (r != -ERESTARTSYS) {
|
||
|
|
struct qxl_device *qdev = (struct qxl_device *)bo->gem_base.dev->dev_private;
|
||
|
|
dev_err(qdev->dev, "%p reserve failed\n", bo);
|
||
|
|
}
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void qxl_bo_unreserve(struct qxl_bo *bo)
|
||
|
|
{
|
||
|
|
ttm_bo_unreserve(&bo->tbo);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline u64 qxl_bo_gpu_offset(struct qxl_bo *bo)
|
||
|
|
{
|
||
|
|
return bo->tbo.offset;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline unsigned long qxl_bo_size(struct qxl_bo *bo)
|
||
|
|
{
|
||
|
|
return bo->tbo.num_pages << PAGE_SHIFT;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline u64 qxl_bo_mmap_offset(struct qxl_bo *bo)
|
||
|
|
{
|
||
|
|
return bo->tbo.addr_space_offset;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int qxl_bo_wait(struct qxl_bo *bo, u32 *mem_type,
|
||
|
|
bool no_wait)
|
||
|
|
{
|
||
|
|
int r;
|
||
|
|
|
||
|
|
r = ttm_bo_reserve(&bo->tbo, true, no_wait, false, 0);
|
||
|
|
if (unlikely(r != 0)) {
|
||
|
|
if (r != -ERESTARTSYS) {
|
||
|
|
struct qxl_device *qdev = (struct qxl_device *)bo->gem_base.dev->dev_private;
|
||
|
|
dev_err(qdev->dev, "%p reserve failed for wait\n",
|
||
|
|
bo);
|
||
|
|
}
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
spin_lock(&bo->tbo.bdev->fence_lock);
|
||
|
|
if (mem_type)
|
||
|
|
*mem_type = bo->tbo.mem.mem_type;
|
||
|
|
if (bo->tbo.sync_obj)
|
||
|
|
r = ttm_bo_wait(&bo->tbo, true, true, no_wait);
|
||
|
|
spin_unlock(&bo->tbo.bdev->fence_lock);
|
||
|
|
ttm_bo_unreserve(&bo->tbo);
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
extern int qxl_bo_create(struct qxl_device *qdev,
|
||
|
|
unsigned long size,
|
||
|
|
bool kernel, u32 domain,
|
||
|
|
struct qxl_surface *surf,
|
||
|
|
struct qxl_bo **bo_ptr);
|
||
|
|
extern int qxl_bo_kmap(struct qxl_bo *bo, void **ptr);
|
||
|
|
extern void qxl_bo_kunmap(struct qxl_bo *bo);
|
||
|
|
void *qxl_bo_kmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, int page_offset);
|
||
|
|
void qxl_bo_kunmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, void *map);
|
||
|
|
extern struct qxl_bo *qxl_bo_ref(struct qxl_bo *bo);
|
||
|
|
extern void qxl_bo_unref(struct qxl_bo **bo);
|
||
|
|
extern int qxl_bo_pin(struct qxl_bo *bo, u32 domain, u64 *gpu_addr);
|
||
|
|
extern int qxl_bo_unpin(struct qxl_bo *bo);
|
||
|
|
extern void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain);
|
||
|
|
extern bool qxl_ttm_bo_is_qxl_bo(struct ttm_buffer_object *bo);
|
||
|
|
|
||
|
|
extern int qxl_bo_list_add(struct qxl_reloc_list *reloc_list, struct qxl_bo *bo);
|
||
|
|
extern void qxl_bo_list_unreserve(struct qxl_reloc_list *reloc_list, bool failed);
|
||
|
|
#endif
|