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/*
* Mesa 3-D graphics library
*
* Copyright (C) 2012-2013 LunarG, 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 AUTHORS OR COPYRIGHT HOLDERS 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:
* Chia-I Wu <olv@lunarg.com>
*/
#ifndef ILO_CP_H
#define ILO_CP_H
#include "intel_winsys.h"
#include "ilo_builder.h"
#include "ilo_common.h"
struct ilo_cp;
struct ilo_shader_cache;
typedef void (*ilo_cp_callback)(struct ilo_cp *cp, void *data);
/**
* Parser owners are notified when they gain or lose the ownership of the
* parser. This gives owners a chance to emit prolog or epilog.
*/
struct ilo_cp_owner {
ilo_cp_callback own;
ilo_cp_callback release;
void *data;
/*
* Space reserved for release(). This can be modified at any time, as long
* as it is never increased by more than ilo_cp_space().
*/
int reserve;
};
/**
* Command parser.
*/
struct ilo_cp {
struct intel_winsys *winsys;
struct ilo_shader_cache *shader_cache;
struct intel_context *render_ctx;
ilo_cp_callback submit_callback;
void *submit_callback_data;
enum intel_ring_type ring;
const struct ilo_cp_owner *owner;
unsigned one_off_flags;
struct ilo_builder builder;
struct intel_bo *last_submitted_bo;
};
struct ilo_cp *
ilo_cp_create(const struct ilo_dev_info *dev,
struct intel_winsys *winsys,
struct ilo_shader_cache *shc);
void
ilo_cp_destroy(struct ilo_cp *cp);
void
ilo_cp_submit_internal(struct ilo_cp *cp);
static inline void
ilo_cp_submit(struct ilo_cp *cp, const char *reason)
{
if (ilo_debug & ILO_DEBUG_SUBMIT) {
ilo_printf("submit batch buffer to %s ring because of %s: ",
(cp->ring == INTEL_RING_RENDER) ? "render" : "unknown", reason);
ilo_builder_batch_print_stats(&cp->builder);
}
ilo_cp_submit_internal(cp);
}
void
ilo_cp_set_owner(struct ilo_cp *cp, enum intel_ring_type ring,
const struct ilo_cp_owner *owner);
/**
* Return the remaining space (in dwords) in the parser buffer.
*/
static inline int
ilo_cp_space(struct ilo_cp *cp)
{
const int space = ilo_builder_batch_space(&cp->builder);
const int mi_batch_buffer_end_space = 2;
assert(space >= cp->owner->reserve + mi_batch_buffer_end_space);
return space - cp->owner->reserve - mi_batch_buffer_end_space;
}
/**
* Set one-off flags. They will be cleared after submission.
*/
static inline void
ilo_cp_set_one_off_flags(struct ilo_cp *cp, unsigned flags)
{
cp->one_off_flags |= flags;
}
/**
* Set submit callback. The callback is invoked after the bo has been
* successfully submitted, and before the bo is reallocated.
*/
static inline void
ilo_cp_set_submit_callback(struct ilo_cp *cp, ilo_cp_callback callback,
void *data)
{
cp->submit_callback = callback;
cp->submit_callback_data = data;
}
#endif /* ILO_CP_H */
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