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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>
* Christian Gmeiner <christian.gmeiner@gmail.com>
*/
#ifndef H_ETNAVIV_CONTEXT
#define H_ETNAVIV_CONTEXT
#include <stdint.h>
#include "etnaviv_resource.h"
#include "etnaviv_tiling.h"
#include "indices/u_primconvert.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_format.h"
#include "pipe/p_shader_tokens.h"
#include "pipe/p_state.h"
#include "util/slab.h"
struct pipe_screen;
struct etna_shader_variant;
struct etna_index_buffer {
struct pipe_index_buffer ib;
struct etna_reloc FE_INDEX_STREAM_BASE_ADDR;
uint32_t FE_INDEX_STREAM_CONTROL;
uint32_t FE_PRIMITIVE_RESTART_INDEX;
};
struct etna_shader_input {
int vs_reg; /* VS input register */
};
enum etna_varying_special {
ETNA_VARYING_VSOUT = 0, /* from VS */
ETNA_VARYING_POINTCOORD, /* point texture coord */
};
struct etna_shader_varying {
int num_components;
enum etna_varying_special special;
int pa_attributes;
int vs_reg; /* VS output register */
};
struct etna_transfer {
struct pipe_transfer base;
struct pipe_resource *rsc;
void *staging;
};
struct etna_vertexbuf_state {
struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS];
struct compiled_set_vertex_buffer cvb[PIPE_MAX_ATTRIBS];
unsigned count;
uint32_t enabled_mask;
};
struct etna_shader_state {
void *bind_vs, *bind_fs;
struct etna_shader_variant *vs, *fs;
};
enum etna_immediate_contents {
ETNA_IMMEDIATE_UNUSED = 0,
ETNA_IMMEDIATE_CONSTANT,
ETNA_IMMEDIATE_TEXRECT_SCALE_X,
ETNA_IMMEDIATE_TEXRECT_SCALE_Y,
};
struct etna_shader_uniform_info {
enum etna_immediate_contents *imm_contents;
uint32_t *imm_data;
uint32_t imm_count;
uint32_t const_count;
};
struct etna_context {
struct pipe_context base;
struct etna_specs specs;
struct etna_screen *screen;
struct etna_cmd_stream *stream;
/* which state objects need to be re-emit'd: */
enum {
ETNA_DIRTY_BLEND = (1 << 0),
ETNA_DIRTY_SAMPLERS = (1 << 1),
ETNA_DIRTY_RASTERIZER = (1 << 2),
ETNA_DIRTY_ZSA = (1 << 3),
ETNA_DIRTY_VERTEX_ELEMENTS = (1 << 4),
ETNA_DIRTY_BLEND_COLOR = (1 << 6),
ETNA_DIRTY_STENCIL_REF = (1 << 7),
ETNA_DIRTY_SAMPLE_MASK = (1 << 8),
ETNA_DIRTY_VIEWPORT = (1 << 9),
ETNA_DIRTY_FRAMEBUFFER = (1 << 10),
ETNA_DIRTY_SCISSOR = (1 << 11),
ETNA_DIRTY_SAMPLER_VIEWS = (1 << 12),
ETNA_DIRTY_CONSTBUF = (1 << 13),
ETNA_DIRTY_VERTEX_BUFFERS = (1 << 14),
ETNA_DIRTY_INDEX_BUFFER = (1 << 15),
ETNA_DIRTY_SHADER = (1 << 16),
ETNA_DIRTY_TS = (1 << 17),
ETNA_DIRTY_TEXTURE_CACHES = (1 << 18),
} dirty;
uint32_t prim_hwsupport;
struct primconvert_context *primconvert;
/* list of resources used by currently-unsubmitted renders */
struct list_head used_resources;
struct slab_child_pool transfer_pool;
struct blitter_context *blitter;
/* compiled bindable state */
unsigned sample_mask;
struct pipe_blend_state *blend;
unsigned num_fragment_samplers;
uint32_t active_samplers;
struct pipe_sampler_state *sampler[PIPE_MAX_SAMPLERS];
struct pipe_rasterizer_state *rasterizer;
struct pipe_depth_stencil_alpha_state *zsa;
struct compiled_vertex_elements_state *vertex_elements;
struct compiled_shader_state shader_state;
/* to simplify the emit process we store pre compiled state objects,
* which got 'compiled' during state change. */
struct compiled_blend_color blend_color;
struct compiled_stencil_ref stencil_ref;
struct compiled_framebuffer_state framebuffer;
struct compiled_scissor_state scissor;
struct compiled_viewport_state viewport;
unsigned num_fragment_sampler_views;
uint32_t active_sampler_views;
struct pipe_sampler_view *sampler_view[PIPE_MAX_SAMPLERS];
struct pipe_constant_buffer constant_buffer[PIPE_SHADER_TYPES];
struct etna_vertexbuf_state vertex_buffer;
struct etna_index_buffer index_buffer;
struct etna_shader_state shader;
/* saved parameter-like state. these are mainly kept around for the blitter */
struct pipe_framebuffer_state framebuffer_s;
struct pipe_stencil_ref stencil_ref_s;
struct pipe_viewport_state viewport_s;
struct pipe_scissor_state scissor_s;
/* cached state of entire GPU */
struct etna_3d_state gpu3d;
/* stats/counters */
struct {
uint64_t prims_emitted;
uint64_t draw_calls;
} stats;
struct pipe_debug_callback debug;
};
static inline struct etna_context *
etna_context(struct pipe_context *pctx)
{
return (struct etna_context *)pctx;
}
static inline struct etna_transfer *
etna_transfer(struct pipe_transfer *p)
{
return (struct etna_transfer *)p;
}
struct pipe_context *
etna_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
#endif
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