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 18
  41
  42 struct si_pipe_compute;
  43
  44 struct si_screen {
  45         struct r600_common_screen       b;
  46 };
  47
  48 struct si_pipe_sampler_view {
  49         struct pipe_sampler_view        base;
  50         struct list_head                list;
  51         struct r600_resource            *resource;
  52         uint32_t                        state[8];
  53         uint32_t                        fmask_state[8];
  54 };
  55
  56 struct si_pipe_sampler_state {
  57         uint32_t                        val[4];
  58         uint32_t                        border_color[4];
  59 };
  60
  61 struct si_cs_shader_state {
  62         struct si_pipe_compute          *program;
  63 };
  64
  65 struct si_textures_info {
  66         struct si_sampler_views         views;
  67         struct si_sampler_states        states;
  68         uint32_t                        depth_texture_mask; /* which textures are depth */
  69         uint32_t                        compressed_colortex_mask;
  70 };
  71
  72 struct si_framebuffer {
  73         struct r600_atom                atom;
  74         struct pipe_framebuffer_state   state;
  75         unsigned                        nr_samples;
  76         unsigned                        log_samples;
  77         unsigned                        cb0_is_integer;
  78         unsigned                        compressed_cb_mask;
  79         unsigned                        export_16bpc;
  80 };
  81
  82 #define SI_NUM_ATOMS(sctx) (sizeof((sctx)->atoms)/sizeof((sctx)->atoms.array[0]))
  83
  84 #define SI_NUM_SHADERS (PIPE_SHADER_GEOMETRY+1)
  85
  86 struct si_context {
  87         struct r600_common_context      b;
  88         struct blitter_context          *blitter;
  89         void                            *custom_dsa_flush;
  90         void                            *custom_blend_resolve;
  91         void                            *custom_blend_decompress;
  92         void                            *custom_blend_fastclear;
  93         struct si_screen                *screen;
  94
  95         union {
  96                 struct {
  97                         /* The order matters. */
  98                         struct r600_atom *vertex_buffers;
  99                         struct r600_atom *const_buffers[SI_NUM_SHADERS];
 100                         struct r600_atom *rw_buffers[SI_NUM_SHADERS];
 101                         struct r600_atom *sampler_views[SI_NUM_SHADERS];
 102                         struct r600_atom *sampler_states[SI_NUM_SHADERS];
 103                         /* Caches must be flushed after resource descriptors are
 104                          * updated in memory. */
 105                         struct r600_atom *cache_flush;
 106                         struct r600_atom *streamout_begin;
 107                         struct r600_atom *streamout_enable; /* must be after streamout_begin */
 108                         struct r600_atom *framebuffer;
 109                         struct r600_atom *db_render_state;
 110                         struct r600_atom *msaa_config;
 111                 } s;
 112                 struct r600_atom *array[0];
 113         } atoms;
 114
 115         struct si_framebuffer           framebuffer;
 116         struct si_vertex_element        *vertex_elements;
 117         unsigned                        pa_sc_line_stipple;
 118         unsigned                        pa_su_sc_mode_cntl;
 119         /* for saving when using blitter */
 120         struct pipe_stencil_ref         stencil_ref;
 121         struct si_pipe_shader_selector  *ps_shader;
 122         struct si_pipe_shader_selector  *gs_shader;
 123         struct si_pipe_shader_selector  *vs_shader;
 124         struct si_cs_shader_state       cs_shader_state;
 125         /* shader information */
 126         unsigned                        sprite_coord_enable;
 127         struct si_descriptors           vertex_buffers;
 128         struct si_buffer_resources      const_buffers[SI_NUM_SHADERS];
 129         struct si_buffer_resources      rw_buffers[SI_NUM_SHADERS];
 130         struct si_textures_info         samplers[SI_NUM_SHADERS];
 131         struct r600_resource            *border_color_table;
 132         unsigned                        border_color_offset;
 133
 134         struct r600_atom                msaa_config;
 135         int                             ps_iter_samples;
 136
 137         unsigned default_ps_gprs, default_vs_gprs;
 138
 139         /* Below are variables from the old r600_context.
 140          */
 141         unsigned                pm4_dirty_cdwords;
 142
 143         /* Vertex and index buffers. */
 144         bool                    vertex_buffers_dirty;
 145         struct pipe_index_buffer index_buffer;
 146         struct pipe_vertex_buffer vertex_buffer[SI_NUM_VERTEX_BUFFERS];
 147
 148         /* With rasterizer discard, there doesn't have to be a pixel shader.
 149          * In that case, we bind this one: */
 150         void                    *dummy_pixel_shader;
 151         struct si_pm4_state     *gs_on;
 152         struct si_pm4_state     *gs_off;
 153         struct si_pm4_state     *gs_rings;
 154         struct r600_atom        cache_flush;
 155         struct pipe_constant_buffer null_const_buf; /* used for set_constant_buffer(NULL) on CIK */
 156         struct pipe_constant_buffer esgs_ring;
 157         struct pipe_constant_buffer gsvs_ring;
 158
 159         /* SI state handling */
 160         union si_state  queued;
 161         union si_state  emitted;
 162
 163         /* DB render state. */
 164         struct r600_atom        db_render_state;
 165         bool                    dbcb_depth_copy_enabled;
 166         bool                    dbcb_stencil_copy_enabled;
 167         unsigned                dbcb_copy_sample;
 168         bool                    db_inplace_flush_enabled;
 169         bool                    db_depth_clear;
 170         bool                    db_depth_disable_expclear;
 171         unsigned                ps_db_shader_control;
 172 };
 173
 174 /* si_blit.c */
 175 void si_init_blit_functions(struct si_context *sctx);
 176 void si_flush_depth_textures(struct si_context *sctx,
 177                              struct si_textures_info *textures);
 178 void si_decompress_color_textures(struct si_context *sctx,
 179                                   struct si_textures_info *textures);
 180 void si_resource_copy_region(struct pipe_context *ctx,
 181                              struct pipe_resource *dst,
 182                              unsigned dst_level,
 183                              unsigned dstx, unsigned dsty, unsigned dstz,
 184                              struct pipe_resource *src,
 185                              unsigned src_level,
 186                              const struct pipe_box *src_box);
 187
 188 /* si_dma.c */
 189 void si_dma_copy(struct pipe_context *ctx,
 190                  struct pipe_resource *dst,
 191                  unsigned dst_level,
 192                  unsigned dstx, unsigned dsty, unsigned dstz,
 193                  struct pipe_resource *src,
 194                  unsigned src_level,
 195                  const struct pipe_box *src_box);
 196
 197 /* si_hw_context.c */
 198 void si_context_gfx_flush(void *context, unsigned flags,
 199                           struct pipe_fence_handle **fence);
 200 void si_begin_new_cs(struct si_context *ctx);
 201 void si_need_cs_space(struct si_context *ctx, unsigned num_dw, boolean count_draw_in);
 202
 203 #if SI_TRACE_CS
 204 void si_trace_emit(struct si_context *sctx);
 205 #endif
 206
 207 /* si_compute.c */
 208 void si_init_compute_functions(struct si_context *sctx);
 209
 210 /* si_uvd.c */
 211 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
 212                                                const struct pipe_video_codec *templ);
 213
 214 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
 215                                                  const struct pipe_video_buffer *tmpl);
 216
 217 /*
 218  * common helpers
 219  */
 220
 221 static INLINE struct r600_resource *
 222 si_resource_create_custom(struct pipe_screen *screen,
 223                           unsigned usage, unsigned size)
 224 {
 225         assert(size);
 226         return r600_resource(pipe_buffer_create(screen,
 227                 PIPE_BIND_CUSTOM, usage, size));
 228 }
 229
 230 #endif