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/*
* Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
*
* 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
* on 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 AUTHOR(S) AND/OR THEIR 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.
*
* Authors:
* Jerome Glisse
*/
#ifndef SI_PIPE_H
#define SI_PIPE_H
#include "si_state.h"
#include <llvm-c/TargetMachine.h>
#ifdef PIPE_ARCH_BIG_ENDIAN
#define SI_BIG_ENDIAN 1
#else
#define SI_BIG_ENDIAN 0
#endif
/* The base vertex and primitive restart can be any number, but we must pick
* one which will mean "unknown" for the purpose of state tracking and
* the number shouldn't be a commonly-used one. */
#define SI_BASE_VERTEX_UNKNOWN INT_MIN
#define SI_RESTART_INDEX_UNKNOWN INT_MIN
#define SI_TRACE_CS 0
#define SI_TRACE_CS_DWORDS 6
#define SI_MAX_DRAW_CS_DWORDS \
(/*derived prim state:*/ 6 + /*draw regs:*/ 16 + /*draw packets:*/ 31)
struct si_compute;
struct si_screen {
struct r600_common_screen b;
LLVMTargetMachineRef tm;
};
struct si_sampler_view {
struct pipe_sampler_view base;
struct list_head list;
struct r600_resource *resource;
uint32_t state[8];
uint32_t fmask_state[8];
};
struct si_sampler_state {
uint32_t val[4];
uint32_t border_color[4];
};
struct si_cs_shader_state {
struct si_compute *program;
};
struct si_textures_info {
struct si_sampler_views views;
struct si_sampler_states states;
uint32_t depth_texture_mask; /* which textures are depth */
uint32_t compressed_colortex_mask;
};
struct si_framebuffer {
struct r600_atom atom;
struct pipe_framebuffer_state state;
unsigned nr_samples;
unsigned log_samples;
unsigned cb0_is_integer;
unsigned compressed_cb_mask;
unsigned export_16bpc;
};
#define SI_NUM_ATOMS(sctx) (sizeof((sctx)->atoms)/sizeof((sctx)->atoms.array[0]))
#define SI_NUM_SHADERS (PIPE_SHADER_GEOMETRY+1)
struct si_context {
struct r600_common_context b;
struct blitter_context *blitter;
void *custom_dsa_flush;
void *custom_blend_resolve;
void *custom_blend_decompress;
void *custom_blend_fastclear;
struct si_screen *screen;
struct si_pm4_state *init_config;
union {
struct {
/* The order matters. */
struct r600_atom *vertex_buffers;
struct r600_atom *const_buffers[SI_NUM_SHADERS];
struct r600_atom *rw_buffers[SI_NUM_SHADERS];
struct r600_atom *sampler_views[SI_NUM_SHADERS];
struct r600_atom *sampler_states[SI_NUM_SHADERS];
/* Caches must be flushed after resource descriptors are
* updated in memory. */
struct r600_atom *cache_flush;
struct r600_atom *streamout_begin;
struct r600_atom *streamout_enable; /* must be after streamout_begin */
struct r600_atom *framebuffer;
struct r600_atom *db_render_state;
struct r600_atom *msaa_config;
struct r600_atom *clip_regs;
} s;
struct r600_atom *array[0];
} atoms;
struct si_framebuffer framebuffer;
struct si_vertex_element *vertex_elements;
unsigned pa_sc_line_stipple;
unsigned pa_su_sc_mode_cntl;
/* for saving when using blitter */
struct pipe_stencil_ref stencil_ref;
/* shaders */
struct si_shader_selector *ps_shader;
struct si_shader_selector *gs_shader;
struct si_shader_selector *vs_shader;
struct si_cs_shader_state cs_shader_state;
/* shader information */
unsigned sprite_coord_enable;
bool flatshade;
bool bc_optimize_disable;
struct si_descriptors vertex_buffers;
struct si_buffer_resources const_buffers[SI_NUM_SHADERS];
struct si_buffer_resources rw_buffers[SI_NUM_SHADERS];
struct si_textures_info samplers[SI_NUM_SHADERS];
struct r600_resource *border_color_table;
unsigned border_color_offset;
struct r600_atom clip_regs;
struct r600_atom msaa_config;
int ps_iter_samples;
/* Vertex and index buffers. */
bool vertex_buffers_dirty;
struct pipe_index_buffer index_buffer;
struct pipe_vertex_buffer vertex_buffer[SI_NUM_VERTEX_BUFFERS];
/* With rasterizer discard, there doesn't have to be a pixel shader.
* In that case, we bind this one: */
void *dummy_pixel_shader;
struct si_pm4_state *gs_on;
struct si_pm4_state *gs_off;
struct si_pm4_state *gs_rings;
struct r600_atom cache_flush;
struct pipe_constant_buffer null_const_buf; /* used for set_constant_buffer(NULL) on CIK */
struct pipe_resource *esgs_ring;
struct pipe_resource *gsvs_ring;
/* SI state handling */
union si_state queued;
union si_state emitted;
/* DB render state. */
struct r600_atom db_render_state;
bool dbcb_depth_copy_enabled;
bool dbcb_stencil_copy_enabled;
unsigned dbcb_copy_sample;
bool db_inplace_flush_enabled;
bool db_depth_clear;
bool db_depth_disable_expclear;
unsigned ps_db_shader_control;
/* Draw state. */
int last_base_vertex;
int last_start_instance;
int last_sh_base_reg;
int last_primitive_restart_en;
int last_restart_index;
int last_gs_out_prim;
int last_prim;
int last_multi_vgt_param;
int last_rast_prim;
};
/* si_blit.c */
void si_init_blit_functions(struct si_context *sctx);
void si_flush_depth_textures(struct si_context *sctx,
struct si_textures_info *textures);
void si_decompress_color_textures(struct si_context *sctx,
struct si_textures_info *textures);
void si_resource_copy_region(struct pipe_context *ctx,
struct pipe_resource *dst,
unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src,
unsigned src_level,
const struct pipe_box *src_box);
/* si_dma.c */
void si_dma_copy(struct pipe_context *ctx,
struct pipe_resource *dst,
unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src,
unsigned src_level,
const struct pipe_box *src_box);
/* si_hw_context.c */
void si_context_gfx_flush(void *context, unsigned flags,
struct pipe_fence_handle **fence);
void si_begin_new_cs(struct si_context *ctx);
void si_need_cs_space(struct si_context *ctx, unsigned num_dw, boolean count_draw_in);
#if SI_TRACE_CS
void si_trace_emit(struct si_context *sctx);
#endif
/* si_compute.c */
void si_init_compute_functions(struct si_context *sctx);
/* si_uvd.c */
struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
const struct pipe_video_codec *templ);
struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
const struct pipe_video_buffer *tmpl);
/*
* common helpers
*/
static INLINE struct r600_resource *
si_resource_create_custom(struct pipe_screen *screen,
unsigned usage, unsigned size)
{
assert(size);
return r600_resource(pipe_buffer_create(screen,
PIPE_BIND_CUSTOM, usage, size));
}
static INLINE void
si_invalidate_draw_sh_constants(struct si_context *sctx)
{
sctx->last_base_vertex = SI_BASE_VERTEX_UNKNOWN;
sctx->last_start_instance = -1; /* reset to an unknown value */
sctx->last_sh_base_reg = -1; /* reset to an unknown value */
}
#endif
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