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/*
* Copyright © 2011 Marek Olšák <maraeo@gmail.com>
* Copyright © 2015 Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* 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, sub license, 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 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
* NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
* AND/OR ITS SUPPLIERS 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.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*/
/*
* Authors:
* Marek Olšák <maraeo@gmail.com>
*/
#ifndef AMDGPU_CS_H
#define AMDGPU_CS_H
#include "amdgpu_bo.h"
#include "util/u_memory.h"
struct amdgpu_ctx {
struct amdgpu_winsys *ws;
amdgpu_context_handle ctx;
amdgpu_bo_handle user_fence_bo;
uint64_t *user_fence_cpu_address_base;
int refcount;
};
struct amdgpu_cs_buffer {
struct amdgpu_winsys_bo *bo;
uint64_t priority_usage;
enum radeon_bo_usage usage;
enum radeon_bo_domain domains;
};
struct amdgpu_cs {
struct radeon_winsys_cs base;
struct amdgpu_ctx *ctx;
/* Flush CS. */
void (*flush_cs)(void *ctx, unsigned flags, struct pipe_fence_handle **fence);
void *flush_data;
/* A buffer out of which new IBs are allocated. */
struct pb_buffer *big_ib_buffer; /* for holding the reference */
struct amdgpu_winsys_bo *big_ib_winsys_buffer;
uint8_t *ib_mapped;
unsigned used_ib_space;
/* amdgpu_cs_submit parameters */
struct amdgpu_cs_request request;
struct amdgpu_cs_ib_info ib;
/* Buffers. */
unsigned max_num_buffers;
unsigned num_buffers;
amdgpu_bo_handle *handles;
uint8_t *flags;
struct amdgpu_cs_buffer *buffers;
int buffer_indices_hashlist[512];
uint64_t used_vram;
uint64_t used_gart;
unsigned max_dependencies;
};
struct amdgpu_fence {
struct pipe_reference reference;
struct amdgpu_ctx *ctx; /* submission context */
struct amdgpu_cs_fence fence;
uint64_t *user_fence_cpu_address;
volatile int signalled; /* bool (int for atomicity) */
};
static inline void amdgpu_ctx_unref(struct amdgpu_ctx *ctx)
{
if (p_atomic_dec_zero(&ctx->refcount)) {
amdgpu_cs_ctx_free(ctx->ctx);
amdgpu_bo_free(ctx->user_fence_bo);
FREE(ctx);
}
}
static inline void amdgpu_fence_reference(struct pipe_fence_handle **dst,
struct pipe_fence_handle *src)
{
struct amdgpu_fence **rdst = (struct amdgpu_fence **)dst;
struct amdgpu_fence *rsrc = (struct amdgpu_fence *)src;
if (pipe_reference(&(*rdst)->reference, &rsrc->reference)) {
amdgpu_ctx_unref((*rdst)->ctx);
FREE(*rdst);
}
*rdst = rsrc;
}
int amdgpu_lookup_buffer(struct amdgpu_cs *csc, struct amdgpu_winsys_bo *bo);
static inline struct amdgpu_cs *
amdgpu_cs(struct radeon_winsys_cs *base)
{
return (struct amdgpu_cs*)base;
}
static inline boolean
amdgpu_bo_is_referenced_by_cs(struct amdgpu_cs *cs,
struct amdgpu_winsys_bo *bo)
{
int num_refs = bo->num_cs_references;
return num_refs == bo->ws->num_cs ||
(num_refs && amdgpu_lookup_buffer(cs, bo) != -1);
}
static inline boolean
amdgpu_bo_is_referenced_by_cs_with_usage(struct amdgpu_cs *cs,
struct amdgpu_winsys_bo *bo,
enum radeon_bo_usage usage)
{
int index;
if (!bo->num_cs_references)
return FALSE;
index = amdgpu_lookup_buffer(cs, bo);
if (index == -1)
return FALSE;
return (cs->buffers[index].usage & usage) != 0;
}
static inline boolean
amdgpu_bo_is_referenced_by_any_cs(struct amdgpu_winsys_bo *bo)
{
return bo->num_cs_references != 0;
}
bool amdgpu_fence_wait(struct pipe_fence_handle *fence, uint64_t timeout,
bool absolute);
void amdgpu_cs_init_functions(struct amdgpu_winsys *ws);
#endif
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