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/*
* Copyright (c) 2012-2015 Etnaviv Project
*
* 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 above copyright notice and this permission notice (including the
* next paragraph) 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 NON-INFRINGEMENT. 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:
* Wladimir J. van der Laan <laanwj@gmail.com>
*/
#ifndef H_ETNA_EMIT
#define H_ETNA_EMIT
#include "etnaviv_screen.h"
#include "etnaviv_util.h"
#include "hw/cmdstream.xml.h"
struct etna_context;
struct compiled_rs_state;
static inline void
etna_emit_load_state(struct etna_cmd_stream *stream, const uint16_t offset,
const uint16_t count, const int fixp)
{
uint32_t v;
v = VIV_FE_LOAD_STATE_HEADER_OP_LOAD_STATE |
COND(fixp, VIV_FE_LOAD_STATE_HEADER_FIXP) |
VIV_FE_LOAD_STATE_HEADER_OFFSET(offset) |
(VIV_FE_LOAD_STATE_HEADER_COUNT(count) &
VIV_FE_LOAD_STATE_HEADER_COUNT__MASK);
etna_cmd_stream_emit(stream, v);
}
static inline void
etna_set_state(struct etna_cmd_stream *stream, uint32_t address, uint32_t value)
{
etna_cmd_stream_reserve(stream, 2);
etna_emit_load_state(stream, address >> 2, 1, 0);
etna_cmd_stream_emit(stream, value);
}
static inline void
etna_set_state_reloc(struct etna_cmd_stream *stream, uint32_t address,
const struct etna_reloc *reloc)
{
etna_cmd_stream_reserve(stream, 2);
etna_emit_load_state(stream, address >> 2, 1, 0);
etna_cmd_stream_reloc(stream, reloc);
}
static inline void
etna_set_state_multi(struct etna_cmd_stream *stream, uint32_t base,
uint32_t num, const uint32_t *values)
{
if (num == 0)
return;
etna_cmd_stream_reserve(stream, 1 + num + 1); /* 1 extra for potential alignment */
etna_emit_load_state(stream, base >> 2, num, 0);
for (uint32_t i = 0; i < num; i++)
etna_cmd_stream_emit(stream, values[i]);
/* add potential padding */
if ((num % 2) == 0)
etna_cmd_stream_emit(stream, 0);
}
void
etna_stall(struct etna_cmd_stream *stream, uint32_t from, uint32_t to);
void
etna_submit_rs_state(struct etna_context *ctx, const struct compiled_rs_state *cs);
static inline void
etna_draw_primitives(struct etna_cmd_stream *stream, uint32_t primitive_type,
uint32_t start, uint32_t count)
{
etna_cmd_stream_reserve(stream, 4);
etna_cmd_stream_emit(stream, VIV_FE_DRAW_PRIMITIVES_HEADER_OP_DRAW_PRIMITIVES);
etna_cmd_stream_emit(stream, primitive_type);
etna_cmd_stream_emit(stream, start);
etna_cmd_stream_emit(stream, count);
}
static inline void
etna_draw_indexed_primitives(struct etna_cmd_stream *stream,
uint32_t primitive_type, uint32_t start,
uint32_t count, uint32_t offset)
{
etna_cmd_stream_reserve(stream, 5 + 1);
etna_cmd_stream_emit(stream, VIV_FE_DRAW_INDEXED_PRIMITIVES_HEADER_OP_DRAW_INDEXED_PRIMITIVES);
etna_cmd_stream_emit(stream, primitive_type);
etna_cmd_stream_emit(stream, start);
etna_cmd_stream_emit(stream, count);
etna_cmd_stream_emit(stream, offset);
etna_cmd_stream_emit(stream, 0);
}
/* important: this takes a vertex count, not a primitive count */
static inline void
etna_draw_instanced(struct etna_cmd_stream *stream,
uint32_t indexed, uint32_t primitive_type,
uint32_t instance_count,
uint32_t vertex_count, uint32_t offset)
{
etna_cmd_stream_reserve(stream, 3 + 1);
etna_cmd_stream_emit(stream,
VIV_FE_DRAW_INSTANCED_HEADER_OP_DRAW_INSTANCED |
COND(indexed, VIV_FE_DRAW_INSTANCED_HEADER_INDEXED) |
VIV_FE_DRAW_INSTANCED_HEADER_TYPE(primitive_type) |
VIV_FE_DRAW_INSTANCED_HEADER_INSTANCE_COUNT_LO(instance_count & 0xffff));
etna_cmd_stream_emit(stream,
VIV_FE_DRAW_INSTANCED_COUNT_INSTANCE_COUNT_HI(instance_count >> 16) |
VIV_FE_DRAW_INSTANCED_COUNT_VERTEX_COUNT(vertex_count));
etna_cmd_stream_emit(stream,
VIV_FE_DRAW_INSTANCED_START_INDEX(offset));
etna_cmd_stream_emit(stream, 0);
}
void
etna_emit_state(struct etna_context *ctx);
#endif
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