src/gallium/drivers/radeonsi/si_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 SI_PIPE_H
  27 #define SI_PIPE_H
  28
  29 #include "si_state.h"
  30
  31 #ifdef PIPE_ARCH_BIG_ENDIAN
  32 #define SI_BIG_ENDIAN 1
  33 #else
  34 #define SI_BIG_ENDIAN 0
  35 #endif
  36
  37 #define SI_TRACE_CS 0
  38 #define SI_TRACE_CS_DWORDS              6
  39
  40 #define SI_MAX_DRAW_CS_DWORDS \
  41         (/*clip + derived prim state:*/ 12 + /*draw regs:*/ 16 + /*draw packets:*/ 31)
  42
  43 struct si_compute;
  44
  45 struct si_screen {
  46         struct r600_common_screen       b;
  47 };
  48
  49 struct si_sampler_view {
  50         struct pipe_sampler_view        base;
  51         struct list_head                list;
  52         struct r600_resource            *resource;
  53         uint32_t                        state[8];
  54         uint32_t                        fmask_state[8];
  55 };
  56
  57 struct si_sampler_state {
  58         uint32_t                        val[4];
  59         uint32_t                        border_color[4];
  60 };
  61
  62 struct si_cs_shader_state {
  63         struct si_compute               *program;
  64 };
  65
  66 struct si_textures_info {
  67         struct si_sampler_views         views;
  68         struct si_sampler_states        states;
  69         uint32_t                        depth_texture_mask; /* which textures are depth */
  70         uint32_t                        compressed_colortex_mask;
  71 };
  72
  73 struct si_framebuffer {
  74         struct r600_atom                atom;
  75         struct pipe_framebuffer_state   state;
  76         unsigned                        nr_samples;
  77         unsigned                        log_samples;
  78         unsigned                        cb0_is_integer;
  79         unsigned                        compressed_cb_mask;
  80         unsigned                        export_16bpc;
  81 };
  82
  83 #define SI_NUM_ATOMS(sctx) (sizeof((sctx)->atoms)/sizeof((sctx)->atoms.array[0]))
  84
  85 #define SI_NUM_SHADERS (PIPE_SHADER_GEOMETRY+1)
  86
  87 struct si_context {
  88         struct r600_common_context      b;
  89         struct blitter_context          *blitter;
  90         void                            *custom_dsa_flush;
  91         void                            *custom_blend_resolve;
  92         void                            *custom_blend_decompress;
  93         void                            *custom_blend_fastclear;
  94         struct si_screen                *screen;
  95
  96         union {
  97                 struct {
  98                         /* The order matters. */
  99                         struct r600_atom *vertex_buffers;
 100                         struct r600_atom *const_buffers[SI_NUM_SHADERS];
 101                         struct r600_atom *rw_buffers[SI_NUM_SHADERS];
 102                         struct r600_atom *sampler_views[SI_NUM_SHADERS];
 103                         struct r600_atom *sampler_states[SI_NUM_SHADERS];
 104                         /* Caches must be flushed after resource descriptors are
 105                          * updated in memory. */
 106                         struct r600_atom *cache_flush;
 107                         struct r600_atom *streamout_begin;
 108                         struct r600_atom *streamout_enable; /* must be after streamout_begin */
 109                         struct r600_atom *framebuffer;
 110                         struct r600_atom *db_render_state;
 111                         struct r600_atom *msaa_config;
 112                 } s;
 113                 struct r600_atom *array[0];
 114         } atoms;
 115
 116         struct si_framebuffer           framebuffer;
 117         struct si_vertex_element        *vertex_elements;
 118         unsigned                        pa_sc_line_stipple;
 119         unsigned                        pa_su_sc_mode_cntl;
 120         /* for saving when using blitter */
 121         struct pipe_stencil_ref         stencil_ref;
 122         /* shaders */
 123         struct si_shader_selector       *ps_shader;
 124         struct si_shader_selector       *gs_shader;
 125         struct si_shader_selector       *vs_shader;
 126         struct si_cs_shader_state       cs_shader_state;
 127         /* shader information */
 128         unsigned                        sprite_coord_enable;
 129         struct si_descriptors           vertex_buffers;
 130         struct si_buffer_resources      const_buffers[SI_NUM_SHADERS];
 131         struct si_buffer_resources      rw_buffers[SI_NUM_SHADERS];
 132         struct si_textures_info         samplers[SI_NUM_SHADERS];
 133         struct r600_resource            *border_color_table;
 134         unsigned                        border_color_offset;
 135
 136         struct r600_atom                msaa_config;
 137         int                             ps_iter_samples;
 138
 139         unsigned default_ps_gprs, default_vs_gprs;
 140
 141         /* Vertex and index buffers. */
 142         bool                    vertex_buffers_dirty;
 143         struct pipe_index_buffer index_buffer;
 144         struct pipe_vertex_buffer vertex_buffer[SI_NUM_VERTEX_BUFFERS];
 145
 146         /* With rasterizer discard, there doesn't have to be a pixel shader.
 147          * In that case, we bind this one: */
 148         void                    *dummy_pixel_shader;
 149         struct si_pm4_state     *gs_on;
 150         struct si_pm4_state     *gs_off;
 151         struct si_pm4_state     *gs_rings;
 152         struct r600_atom        cache_flush;
 153         struct pipe_constant_buffer null_const_buf; /* used for set_constant_buffer(NULL) on CIK */
 154         struct pipe_resource    *esgs_ring;
 155         struct pipe_resource    *gsvs_ring;
 156
 157         /* SI state handling */
 158         union si_state  queued;
 159         union si_state  emitted;
 160
 161         /* DB render state. */
 162         struct r600_atom        db_render_state;
 163         bool                    dbcb_depth_copy_enabled;
 164         bool                    dbcb_stencil_copy_enabled;
 165         unsigned                dbcb_copy_sample;
 166         bool                    db_inplace_flush_enabled;
 167         bool                    db_depth_clear;
 168         bool                    db_depth_disable_expclear;
 169         unsigned                ps_db_shader_control;
 170 };
 171
 172 /* si_blit.c */
 173 void si_init_blit_functions(struct si_context *sctx);
 174 void si_flush_depth_textures(struct si_context *sctx,
 175                              struct si_textures_info *textures);
 176 void si_decompress_color_textures(struct si_context *sctx,
 177                                   struct si_textures_info *textures);
 178 void si_resource_copy_region(struct pipe_context *ctx,
 179                              struct pipe_resource *dst,
 180                              unsigned dst_level,
 181                              unsigned dstx, unsigned dsty, unsigned dstz,
 182                              struct pipe_resource *src,
 183                              unsigned src_level,
 184                              const struct pipe_box *src_box);
 185
 186 /* si_dma.c */
 187 void si_dma_copy(struct pipe_context *ctx,
 188                  struct pipe_resource *dst,
 189                  unsigned dst_level,
 190                  unsigned dstx, unsigned dsty, unsigned dstz,
 191                  struct pipe_resource *src,
 192                  unsigned src_level,
 193                  const struct pipe_box *src_box);
 194
 195 /* si_hw_context.c */
 196 void si_context_gfx_flush(void *context, unsigned flags,
 197                           struct pipe_fence_handle **fence);
 198 void si_begin_new_cs(struct si_context *ctx);
 199 void si_need_cs_space(struct si_context *ctx, unsigned num_dw, boolean count_draw_in);
 200
 201 #if SI_TRACE_CS
 202 void si_trace_emit(struct si_context *sctx);
 203 #endif
 204
 205 /* si_compute.c */
 206 void si_init_compute_functions(struct si_context *sctx);
 207
 208 /* si_uvd.c */
 209 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
 210                                                const struct pipe_video_codec *templ);
 211
 212 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
 213                                                  const struct pipe_video_buffer *tmpl);
 214
 215 /*
 216  * common helpers
 217  */
 218
 219 static INLINE struct r600_resource *
 220 si_resource_create_custom(struct pipe_screen *screen,
 221                           unsigned usage, unsigned size)
 222 {
 223         assert(size);
 224         return r600_resource(pipe_buffer_create(screen,
 225                 PIPE_BIND_CUSTOM, usage, size));
 226 }
 227
 228 #endif