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/*
* Copyright 2012 Advanced Micro Devices, 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
* 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:
* Christian König <christian.koenig@amd.com>
*/
#ifndef SI_STATE_H
#define SI_STATE_H
#include "si_pm4.h"
#include "radeon/r600_pipe_common.h"
struct si_screen;
struct si_shader;
struct si_state_blend {
struct si_pm4_state pm4;
uint32_t cb_target_mask;
bool alpha_to_one;
};
struct si_state_sample_mask {
struct si_pm4_state pm4;
uint16_t sample_mask;
};
struct si_state_scissor {
struct si_pm4_state pm4;
struct pipe_scissor_state scissor;
};
struct si_state_viewport {
struct si_pm4_state pm4;
struct pipe_viewport_state viewport;
};
struct si_state_rasterizer {
struct si_pm4_state pm4;
bool flatshade;
bool two_side;
bool multisample_enable;
bool line_stipple_enable;
unsigned sprite_coord_enable;
unsigned pa_sc_line_stipple;
unsigned pa_cl_clip_cntl;
unsigned clip_plane_enable;
float offset_units;
float offset_scale;
bool poly_stipple_enable;
bool line_smooth;
bool poly_smooth;
};
struct si_state_dsa {
struct si_pm4_state pm4;
unsigned alpha_func;
uint8_t valuemask[2];
uint8_t writemask[2];
};
struct si_vertex_element
{
unsigned count;
uint32_t rsrc_word3[PIPE_MAX_ATTRIBS];
uint32_t format_size[PIPE_MAX_ATTRIBS];
struct pipe_vertex_element elements[PIPE_MAX_ATTRIBS];
};
union si_state {
struct {
struct si_state_blend *blend;
struct si_pm4_state *blend_color;
struct si_pm4_state *clip;
struct si_state_sample_mask *sample_mask;
struct si_state_scissor *scissor;
struct si_state_viewport *viewport;
struct si_state_rasterizer *rasterizer;
struct si_state_dsa *dsa;
struct si_pm4_state *fb_rs;
struct si_pm4_state *fb_blend;
struct si_pm4_state *dsa_stencil_ref;
struct si_pm4_state *ta_bordercolor_base;
struct si_pm4_state *es;
struct si_pm4_state *gs;
struct si_pm4_state *gs_rings;
struct si_pm4_state *gs_onoff;
struct si_pm4_state *vs;
struct si_pm4_state *ps;
struct si_pm4_state *spi;
} named;
struct si_pm4_state *array[0];
};
#define SI_NUM_USER_SAMPLERS 16 /* AKA OpenGL textures units per shader */
#define SI_POLY_STIPPLE_SAMPLER SI_NUM_USER_SAMPLERS
#define SI_NUM_SAMPLERS (SI_POLY_STIPPLE_SAMPLER + 1)
/* User sampler views: 0..15
* Polygon stipple tex: 16
* FMASK sampler views: 17..33 (no sampler states)
*/
#define SI_FMASK_TEX_OFFSET SI_NUM_SAMPLERS
#define SI_NUM_SAMPLER_VIEWS (SI_FMASK_TEX_OFFSET + SI_NUM_SAMPLERS)
#define SI_NUM_SAMPLER_STATES SI_NUM_SAMPLERS
/* User constant buffers: 0..15
* Driver state constants: 16
*/
#define SI_NUM_USER_CONST_BUFFERS 16
#define SI_DRIVER_STATE_CONST_BUF SI_NUM_USER_CONST_BUFFERS
#define SI_NUM_CONST_BUFFERS (SI_DRIVER_STATE_CONST_BUF + 1)
/* Read-write buffer slots.
*
* Ring buffers: 0..1
* Streamout buffers: 2..5
*/
#define SI_RING_ESGS 0
#define SI_RING_GSVS 1
#define SI_NUM_RING_BUFFERS 2
#define SI_SO_BUF_OFFSET SI_NUM_RING_BUFFERS
#define SI_NUM_RW_BUFFERS (SI_SO_BUF_OFFSET + 4)
#define SI_NUM_VERTEX_BUFFERS 16
/* This represents resource descriptors in memory, such as buffer resources,
* image resources, and sampler states.
*/
struct si_descriptors {
struct r600_atom atom;
/* The size of one resource descriptor. */
unsigned element_dw_size;
/* The maximum number of resource descriptors. */
unsigned num_elements;
/* The buffer where resource descriptors are stored. */
struct r600_resource *buffer;
unsigned buffer_offset;
/* The i-th bit is set if that element is dirty (changed but not emitted). */
uint64_t dirty_mask;
/* The i-th bit is set if that element is enabled (non-NULL resource). */
uint64_t enabled_mask;
/* We can't update descriptors directly because the GPU might be
* reading them at the same time, so we have to update them
* in a copy-on-write manner. Each such copy is called a context,
* which is just another array descriptors in the same buffer. */
unsigned current_context_id;
/* The size of a context, should be equal to 4*element_dw_size*num_elements. */
unsigned context_size;
/* The shader userdata register where the 64-bit pointer to the descriptor
* array will be stored. */
unsigned shader_userdata_reg;
};
struct si_sampler_views {
struct si_descriptors desc;
struct pipe_sampler_view *views[SI_NUM_SAMPLER_VIEWS];
uint32_t *desc_data[SI_NUM_SAMPLER_VIEWS];
};
struct si_sampler_states {
struct si_descriptors desc;
uint32_t *desc_data[SI_NUM_SAMPLER_STATES];
void *saved_states[2]; /* saved for u_blitter */
};
struct si_buffer_resources {
struct si_descriptors desc;
unsigned num_buffers;
enum radeon_bo_usage shader_usage; /* READ, WRITE, or READWRITE */
enum radeon_bo_priority priority;
struct pipe_resource **buffers; /* this has num_buffers elements */
uint32_t *desc_storage; /* this has num_buffers*4 elements */
uint32_t **desc_data; /* an array of pointers pointing to desc_storage */
};
#define si_pm4_block_idx(member) \
(offsetof(union si_state, named.member) / sizeof(struct si_pm4_state *))
#define si_pm4_state_changed(sctx, member) \
((sctx)->queued.named.member != (sctx)->emitted.named.member)
#define si_pm4_bind_state(sctx, member, value) \
do { \
(sctx)->queued.named.member = (value); \
} while(0)
#define si_pm4_delete_state(sctx, member, value) \
do { \
if ((sctx)->queued.named.member == (value)) { \
(sctx)->queued.named.member = NULL; \
} \
si_pm4_free_state(sctx, (struct si_pm4_state *)(value), \
si_pm4_block_idx(member)); \
} while(0)
#define si_pm4_set_state(sctx, member, value) \
do { \
if ((sctx)->queued.named.member != (value)) { \
si_pm4_free_state(sctx, \
(struct si_pm4_state *)(sctx)->queued.named.member, \
si_pm4_block_idx(member)); \
(sctx)->queued.named.member = (value); \
} \
} while(0)
/* si_descriptors.c */
void si_set_sampler_descriptors(struct si_context *sctx, unsigned shader,
unsigned start, unsigned count, void **states);
void si_update_vertex_buffers(struct si_context *sctx);
void si_set_ring_buffer(struct pipe_context *ctx, uint shader, uint slot,
struct pipe_resource *buffer,
unsigned stride, unsigned num_records,
bool add_tid, bool swizzle,
unsigned element_size, unsigned index_stride);
void si_init_all_descriptors(struct si_context *sctx);
void si_release_all_descriptors(struct si_context *sctx);
void si_all_descriptors_begin_new_cs(struct si_context *sctx);
void si_copy_buffer(struct si_context *sctx,
struct pipe_resource *dst, struct pipe_resource *src,
uint64_t dst_offset, uint64_t src_offset, unsigned size, bool is_framebuffer);
void si_upload_const_buffer(struct si_context *sctx, struct r600_resource **rbuffer,
const uint8_t *ptr, unsigned size, uint32_t *const_offset);
/* si_state.c */
struct si_shader_selector;
boolean si_is_format_supported(struct pipe_screen *screen,
enum pipe_format format,
enum pipe_texture_target target,
unsigned sample_count,
unsigned usage);
void si_init_state_functions(struct si_context *sctx);
void si_init_config(struct si_context *sctx);
unsigned cik_bank_wh(unsigned bankwh);
unsigned cik_db_pipe_config(struct si_screen *sscreen, unsigned tile_mode);
unsigned cik_macro_tile_aspect(unsigned macro_tile_aspect);
unsigned cik_tile_split(unsigned tile_split);
uint32_t si_num_banks(struct si_screen *sscreen, struct r600_texture *tex);
unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool stencil);
/* si_state_shader.c */
void si_update_shaders(struct si_context *sctx);
void si_init_shader_functions(struct si_context *sctx);
/* si_state_draw.c */
extern const struct r600_atom si_atom_cache_flush;
extern const struct r600_atom si_atom_msaa_sample_locs;
extern const struct r600_atom si_atom_msaa_config;
void si_emit_cache_flush(struct r600_common_context *sctx, struct r600_atom *atom);
void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo);
/* si_commands.c */
void si_cmd_context_control(struct si_pm4_state *pm4);
#endif
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