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/*
* Copyright (c) 2012-2013 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.
*/
/* Gallium driver main header file
*/
#ifndef H_ETNA_PIPE
#define H_ETNA_PIPE
#include <stdint.h>
#include <etnaviv/etna.h>
#include <etnaviv/etna_bo.h>
#include <etnaviv/etna_rs.h>
#include <etnaviv/etna_tex.h>
#include "etna_internal.h"
#include "pipe/p_defines.h"
#include "pipe/p_format.h"
#include "pipe/p_shader_tokens.h"
#include "pipe/p_state.h"
#include "pipe/p_context.h"
#include "util/u_slab.h"
struct pipe_screen;
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_resource_level
{
unsigned width, padded_width;
unsigned height, padded_height;
unsigned offset; /* offset into memory area */
uint32_t stride; /* row stride */
uint32_t layer_stride; /* layer stride */
unsigned size; /* total size of memory area */
uint32_t ts_offset;
uint32_t ts_size;
uint32_t clear_value; /* clear value of resource level (mainly for TS) */
};
struct etna_resource
{
struct pipe_resource base;
/* only lod 0 used for non-texture buffers */
/* Layout for surface (tiled, multitiled, split tiled, ...) */
enum etna_surface_layout layout;
/* Horizontal alignment for texture unit (TEXTURE_HALIGN_*) */
unsigned halign;
struct etna_bo *bo; /* Surface video memory */
struct etna_bo *ts_bo; /* Tile status video memory */
struct etna_resource_level levels[ETNA_NUM_LOD];
struct etna_pipe_context *last_ctx; /* Last bound context */
uint32_t pipe_addr[2];
};
struct etna_surface
{
struct pipe_surface base;
enum etna_surface_layout layout;
struct etna_resource_level surf;
struct compiled_rs_state clear_command;
/* Keep pointer to resource level, for fast clear */
struct etna_resource_level *level;
};
struct etna_sampler_view
{
struct pipe_sampler_view base;
struct compiled_sampler_view *internal;
};
struct etna_transfer
{
struct pipe_transfer base;
/* Pointer to buffer (same pointer as returned by transfer_map) */
void *buffer;
/* If true, transfer happens in-place. buffer is not allocated separately but
* points into the actual resource, and thus does not need to be copied or freed.
*/
bool in_place;
};
/* group all current CSOs, for dirty bits */
enum
{
ETNA_STATE_BLEND = (1<<1),
ETNA_STATE_SAMPLERS = (1<<2),
ETNA_STATE_RASTERIZER = (1<<3),
ETNA_STATE_DSA = (1<<4),
ETNA_STATE_VERTEX_ELEMENTS = (1<<5),
ETNA_STATE_BLEND_COLOR = (1<<6),
ETNA_STATE_STENCIL_REF = (1<<7),
ETNA_STATE_SAMPLE_MASK = (1<<8),
ETNA_STATE_VIEWPORT = (1<<9),
ETNA_STATE_FRAMEBUFFER = (1<<10),
ETNA_STATE_SCISSOR = (1<<11),
ETNA_STATE_SAMPLER_VIEWS = (1<<12),
ETNA_STATE_VERTEX_BUFFERS = (1<<13),
ETNA_STATE_INDEX_BUFFER = (1<<14),
ETNA_STATE_SHADER = (1<<15),
ETNA_STATE_VS_UNIFORMS = (1<<16),
ETNA_STATE_PS_UNIFORMS = (1<<17),
ETNA_STATE_TS = (1<<18), /* set after clear and when RS blit operations from other surface affect TS */
ETNA_STATE_TEXTURE_CACHES = (1<<19) /* set when texture has been modified/uploaded */
};
/* private opaque context structure */
struct etna_pipe_context
{
struct pipe_context base;
struct viv_conn *conn;
struct etna_ctx *ctx;
unsigned dirty_bits;
struct etna_pipe_specs specs;
struct util_slab_mempool transfer_pool;
struct blitter_context *blitter;
/* compiled bindable state */
struct compiled_blend_state blend;
unsigned num_vertex_samplers;
unsigned num_fragment_samplers;
struct compiled_sampler_state sampler[PIPE_MAX_SAMPLERS];
struct compiled_rasterizer_state rasterizer;
struct compiled_depth_stencil_alpha_state depth_stencil_alpha;
struct compiled_vertex_elements_state vertex_elements;
struct compiled_shader_state shader_state;
/* compiled parameter-like state */
struct compiled_blend_color blend_color;
struct compiled_stencil_ref stencil_ref;
struct compiled_sample_mask sample_mask;
struct compiled_framebuffer_state framebuffer;
struct compiled_scissor_state scissor;
struct compiled_viewport_state viewport;
unsigned num_fragment_sampler_views;
unsigned num_vertex_sampler_views;
struct compiled_sampler_view sampler_view[PIPE_MAX_SAMPLERS];
struct compiled_set_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
struct compiled_set_index_buffer index_buffer;
/* pointers to the bound state. these are mainly kept around for the blitter. */
struct compiled_blend_state *blend_p;
struct compiled_sampler_state *sampler_p[PIPE_MAX_SAMPLERS];
struct compiled_rasterizer_state *rasterizer_p;
struct compiled_depth_stencil_alpha_state *depth_stencil_alpha_p;
struct compiled_vertex_elements_state *vertex_elements_p;
struct etna_shader_object *vs;
struct etna_shader_object *fs;
/* saved parameter-like state. these are mainly kept around for the blitter. */
struct pipe_framebuffer_state framebuffer_s;
unsigned sample_mask_s;
struct pipe_stencil_ref stencil_ref_s;
struct pipe_viewport_state viewport_s;
struct pipe_scissor_state scissor_s;
struct pipe_sampler_view *sampler_view_s[PIPE_MAX_SAMPLERS];
struct pipe_vertex_buffer vertex_buffer_s[PIPE_MAX_ATTRIBS];
struct pipe_index_buffer index_buffer_s;
struct pipe_constant_buffer vs_cbuf_s;
struct pipe_constant_buffer fs_cbuf_s;
/* cached state of entire GPU */
struct etna_3d_state gpu3d;
};
static INLINE struct etna_pipe_context *
etna_pipe_context(struct pipe_context *p)
{
return (struct etna_pipe_context *)p;
}
static INLINE struct etna_resource *
etna_resource(struct pipe_resource *p)
{
return (struct etna_resource *)p;
}
static INLINE struct etna_surface *
etna_surface(struct pipe_surface *p)
{
return (struct etna_surface *)p;
}
static INLINE struct etna_sampler_view *
etna_sampler_view(struct pipe_sampler_view *p)
{
return (struct etna_sampler_view *)p;
}
static INLINE struct etna_transfer *
etna_transfer(struct pipe_transfer *p)
{
return (struct etna_transfer *)p;
}
struct pipe_context *etna_new_pipe_context(struct viv_conn *dev, const struct etna_pipe_specs *specs, struct pipe_screen *scr, void *priv);
#endif
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