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/*
* Copyright © 2011 Marek Olšák <maraeo@gmail.com>
* 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.
*/
#ifndef RADEON_DRM_CS_H
#define RADEON_DRM_CS_H
#include "radeon_drm_bo.h"
struct radeon_cs_context {
uint32_t *buf;
int fd;
struct drm_radeon_cs cs;
struct drm_radeon_cs_chunk chunks[3];
uint64_t chunk_array[3];
uint32_t flags[2];
uint32_t cs_trace_id;
/* Relocs. */
unsigned nrelocs;
unsigned crelocs;
unsigned validated_crelocs;
struct radeon_bo **relocs_bo;
struct drm_radeon_cs_reloc *relocs;
int reloc_indices_hashlist[512];
uint64_t used_vram;
uint64_t used_gart;
};
struct radeon_drm_cs {
struct radeon_winsys_cs base;
/* We flip between these two CS. While one is being consumed
* by the kernel in another thread, the other one is being filled
* by the pipe driver. */
struct radeon_cs_context csc1;
struct radeon_cs_context csc2;
/* The currently-used CS. */
struct radeon_cs_context *csc;
/* The CS being currently-owned by the other thread. */
struct radeon_cs_context *cst;
/* The winsys. */
struct radeon_drm_winsys *ws;
/* Flush CS. */
void (*flush_cs)(void *ctx, unsigned flags, struct pipe_fence_handle **fence);
void *flush_data;
pipe_semaphore flush_completed;
struct radeon_bo *trace_buf;
};
int radeon_get_reloc(struct radeon_cs_context *csc, struct radeon_bo *bo);
static inline struct radeon_drm_cs *
radeon_drm_cs(struct radeon_winsys_cs *base)
{
return (struct radeon_drm_cs*)base;
}
static inline boolean
radeon_bo_is_referenced_by_cs(struct radeon_drm_cs *cs,
struct radeon_bo *bo)
{
int num_refs = bo->num_cs_references;
return num_refs == bo->rws->num_cs ||
(num_refs && radeon_get_reloc(cs->csc, bo) != -1);
}
static inline boolean
radeon_bo_is_referenced_by_cs_for_write(struct radeon_drm_cs *cs,
struct radeon_bo *bo)
{
int index;
if (!bo->num_cs_references)
return FALSE;
index = radeon_get_reloc(cs->csc, bo);
if (index == -1)
return FALSE;
return cs->csc->relocs[index].write_domain != 0;
}
static inline boolean
radeon_bo_is_referenced_by_any_cs(struct radeon_bo *bo)
{
return bo->num_cs_references != 0;
}
void radeon_drm_cs_sync_flush(struct radeon_winsys_cs *rcs);
void radeon_drm_cs_init_functions(struct radeon_drm_winsys *ws);
void radeon_drm_cs_emit_ioctl_oneshot(struct radeon_drm_cs *cs, struct radeon_cs_context *csc);
void radeon_dump_cs_on_lockup(struct radeon_drm_cs *cs, struct radeon_cs_context *csc);
#endif
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