src/gallium/drivers/r600/r600_pipe.h

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *      Jerome Glisse
  25  */
  26 #ifndef R600_PIPE_H
  27 #define R600_PIPE_H
  28
  29 #include <pipe/p_state.h>
  30 #include <pipe/p_screen.h>
  31 #include <pipe/p_context.h>
  32 #include <util/u_math.h>
  33 #include "translate/translate_cache.h"
  34 #include "r600.h"
  35 #include "r600_public.h"
  36 #include "r600_shader.h"
  37 #include "r600_resource.h"
  38
  39 enum r600_pipe_state_id {
  40         R600_PIPE_STATE_BLEND = 0,
  41         R600_PIPE_STATE_BLEND_COLOR,
  42         R600_PIPE_STATE_CONFIG,
  43         R600_PIPE_STATE_CLIP,
  44         R600_PIPE_STATE_SCISSOR,
  45         R600_PIPE_STATE_VIEWPORT,
  46         R600_PIPE_STATE_RASTERIZER,
  47         R600_PIPE_STATE_VGT,
  48         R600_PIPE_STATE_FRAMEBUFFER,
  49         R600_PIPE_STATE_DSA,
  50         R600_PIPE_STATE_STENCIL_REF,
  51         R600_PIPE_STATE_PS_SHADER,
  52         R600_PIPE_STATE_VS_SHADER,
  53         R600_PIPE_STATE_CONSTANT,
  54         R600_PIPE_STATE_SAMPLER,
  55         R600_PIPE_STATE_RESOURCE,
  56         R600_PIPE_NSTATES
  57 };
  58
  59 struct r600_screen {
  60         struct pipe_screen              screen;
  61         struct radeon                   *radeon;
  62         struct r600_tiling_info         *tiling_info;
  63 };
  64
  65 struct r600_pipe_sampler_view {
  66         struct pipe_sampler_view        base;
  67         struct r600_pipe_state          state;
  68 };
  69
  70 struct r600_pipe_rasterizer {
  71         struct r600_pipe_state          rstate;
  72         bool                            flatshade;
  73         unsigned                        sprite_coord_enable;
  74         float                           offset_units;
  75         float                           offset_scale;
  76 };
  77
  78 struct r600_pipe_blend {
  79         struct r600_pipe_state          rstate;
  80         unsigned                        cb_target_mask;
  81 };
  82
  83 struct r600_vertex_element
  84 {
  85         unsigned                        count;
  86         unsigned                        refcount;
  87         struct pipe_vertex_element      elements[PIPE_MAX_ATTRIBS];
  88         enum pipe_format                hw_format[PIPE_MAX_ATTRIBS];
  89         unsigned                        hw_format_size[PIPE_MAX_ATTRIBS];
  90         boolean incompatible_layout;
  91 };
  92
  93 struct r600_pipe_shader {
  94         struct r600_shader              shader;
  95         struct r600_pipe_state          rstate;
  96         struct r600_bo                  *bo;
  97         struct r600_vertex_element      vertex_elements;
  98 };
  99
 100 /* needed for blitter save */
 101 #define NUM_TEX_UNITS 16
 102
 103 struct r600_textures_info {
 104         struct r600_pipe_sampler_view   *views[NUM_TEX_UNITS];
 105         unsigned                        n_views;
 106         void                            *samplers[NUM_TEX_UNITS];
 107         unsigned                        n_samplers;
 108 };
 109
 110 struct r600_translate_context {
 111         /* Translate cache for incompatible vertex offset/stride/format fallback. */
 112         struct translate_cache *translate_cache;
 113
 114         /* The vertex buffer slot containing the translated buffer. */
 115         unsigned vb_slot;
 116         /* Saved and new vertex element state. */
 117         void *saved_velems, *new_velems;
 118 };
 119
 120 #define R600_CONSTANT_ARRAY_SIZE 256
 121 #define R600_RESOURCE_ARRAY_SIZE 160
 122
 123 struct r600_pipe_context {
 124         struct pipe_context             context;
 125         struct blitter_context          *blitter;
 126         struct pipe_framebuffer_state   *pframebuffer;
 127         unsigned                        family;
 128         void                            *custom_dsa_flush;
 129         struct r600_screen              *screen;
 130         struct radeon                   *radeon;
 131         struct r600_pipe_state          *states[R600_PIPE_NSTATES];
 132         struct r600_context             ctx;
 133         struct r600_vertex_element      *vertex_elements;
 134         struct pipe_framebuffer_state   framebuffer;
 135         struct pipe_index_buffer        index_buffer;
 136         struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
 137         unsigned                        nvertex_buffer;
 138         unsigned                        cb_target_mask;
 139         /* for saving when using blitter */
 140         struct pipe_stencil_ref         stencil_ref;
 141         struct pipe_viewport_state      viewport;
 142         struct pipe_clip_state          clip;
 143         struct r600_pipe_state          *vs_resource;
 144         struct r600_pipe_state          *ps_resource;
 145         struct r600_pipe_state          config;
 146         struct r600_pipe_shader         *ps_shader;
 147         struct r600_pipe_shader         *vs_shader;
 148         struct r600_pipe_state          vs_const_buffer;
 149         struct r600_pipe_state          ps_const_buffer;
 150         struct r600_pipe_rasterizer     *rasterizer;
 151         /* shader information */
 152         unsigned                        sprite_coord_enable;
 153         bool                            flatshade;
 154         struct u_upload_mgr             *upload_vb;
 155         struct u_upload_mgr             *upload_ib;
 156         unsigned                        any_user_vbs;
 157         struct r600_textures_info       ps_samplers;
 158
 159         unsigned vb_max_index;
 160         struct r600_translate_context tran;
 161
 162 };
 163
 164 struct r600_drawl {
 165         struct pipe_context     *ctx;
 166         unsigned                mode;
 167         unsigned                min_index;
 168         unsigned                max_index;
 169         unsigned                index_bias;
 170         unsigned                start;
 171         unsigned                count;
 172         unsigned                index_size;
 173         unsigned                index_buffer_offset;
 174         struct pipe_resource    *index_buffer;
 175 };
 176
 177 /* evergreen_state.c */
 178 void evergreen_init_state_functions(struct r600_pipe_context *rctx);
 179 void evergreen_init_config(struct r600_pipe_context *rctx);
 180 void evergreen_draw(struct pipe_context *ctx, const struct pipe_draw_info *info);
 181 void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 182 void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 183 void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
 184
 185 /* r600_blit.c */
 186 void r600_init_blit_functions(struct r600_pipe_context *rctx);
 187 int r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
 188
 189 /* r600_buffer.c */
 190 struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 191                                          const struct pipe_resource *templ);
 192 struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 193                                               void *ptr, unsigned bytes,
 194                                               unsigned bind);
 195 unsigned r600_buffer_is_referenced_by_cs(struct pipe_context *context,
 196                                          struct pipe_resource *buf,
 197                                          unsigned face, unsigned level);
 198 struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
 199                                               struct winsys_handle *whandle);
 200 int r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
 201 int r600_upload_user_buffers(struct r600_pipe_context *rctx);
 202
 203 /* r600_query.c */
 204 void r600_init_query_functions(struct r600_pipe_context *rctx);
 205
 206 /* r600_resource.c */
 207 void r600_init_context_resource_functions(struct r600_pipe_context *r600);
 208
 209 /* r600_shader.c */
 210 int r600_pipe_shader_update(struct pipe_context *ctx, struct r600_pipe_shader *shader);
 211 int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader, const struct tgsi_token *tokens);
 212 int r600_find_vs_semantic_index(struct r600_shader *vs,
 213                                 struct r600_shader *ps, int id);
 214
 215 /* r600_state.c */
 216 void r600_init_state_functions(struct r600_pipe_context *rctx);
 217 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 218 void r600_init_config(struct r600_pipe_context *rctx);
 219 void r600_translate_index_buffer(struct r600_pipe_context *r600,
 220                                         struct pipe_resource **index_buffer,
 221                                         unsigned *index_size,
 222                                         unsigned *start, unsigned count);
 223 void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
 224 /* r600_helper.h */
 225 int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
 226
 227 /* r600_texture.c */
 228 void r600_init_screen_texture_functions(struct pipe_screen *screen);
 229 uint32_t r600_translate_texformat(enum pipe_format format,
 230                                   const unsigned char *swizzle_view,
 231                                   uint32_t *word4_p, uint32_t *yuv_format_p);
 232
 233 /*
 234  * common helpers
 235  */
 236 static INLINE u32 S_FIXED(float value, u32 frac_bits)
 237 {
 238         return value * (1 << frac_bits);
 239 }
 240 #define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
 241
 242 #endif