2 * Copyright 2012 Advanced Micro Devices, Inc.
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:
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
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.
24 * Christian König <christian.koenig@amd.com>
31 #include "radeon/r600_pipe_common.h"
36 struct si_state_blend {
37 struct si_pm4_state pm4;
38 uint32_t cb_target_mask;
42 struct si_state_sample_mask {
43 struct si_pm4_state pm4;
47 struct si_state_scissor {
48 struct si_pm4_state pm4;
49 struct pipe_scissor_state scissor;
52 struct si_state_viewport {
53 struct si_pm4_state pm4;
54 struct pipe_viewport_state viewport;
57 struct si_state_rasterizer {
58 struct si_pm4_state pm4;
61 bool multisample_enable;
62 bool line_stipple_enable;
63 unsigned sprite_coord_enable;
64 unsigned pa_sc_line_stipple;
65 unsigned pa_su_sc_mode_cntl;
66 unsigned pa_cl_clip_cntl;
67 unsigned pa_cl_vs_out_cntl;
68 unsigned clip_plane_enable;
74 struct si_pm4_state pm4;
81 struct si_vertex_element
84 uint32_t rsrc_word3[PIPE_MAX_ATTRIBS];
85 uint32_t format_size[PIPE_MAX_ATTRIBS];
86 struct pipe_vertex_element elements[PIPE_MAX_ATTRIBS];
91 struct si_pm4_state *init;
92 struct si_state_blend *blend;
93 struct si_pm4_state *blend_color;
94 struct si_pm4_state *clip;
95 struct si_state_sample_mask *sample_mask;
96 struct si_state_scissor *scissor;
97 struct si_state_viewport *viewport;
98 struct si_state_rasterizer *rasterizer;
99 struct si_state_dsa *dsa;
100 struct si_pm4_state *fb_rs;
101 struct si_pm4_state *fb_blend;
102 struct si_pm4_state *dsa_stencil_ref;
103 struct si_pm4_state *ta_bordercolor_base;
104 struct si_pm4_state *es;
105 struct si_pm4_state *gs;
106 struct si_pm4_state *gs_rings;
107 struct si_pm4_state *gs_onoff;
108 struct si_pm4_state *vs;
109 struct si_pm4_state *ps;
110 struct si_pm4_state *spi;
112 struct si_pm4_state *array[0];
115 #define SI_NUM_USER_SAMPLERS 16 /* AKA OpenGL textures units per shader */
117 /* User sampler views: 0..15
118 * FMASK sampler views: 16..31 (no sampler states)
120 #define SI_FMASK_TEX_OFFSET SI_NUM_USER_SAMPLERS
121 #define SI_NUM_SAMPLER_VIEWS (SI_FMASK_TEX_OFFSET + SI_NUM_USER_SAMPLERS)
122 #define SI_NUM_SAMPLER_STATES SI_NUM_USER_SAMPLERS
124 /* User constant buffers: 0..15
125 * Driver state constants: 16
127 #define SI_NUM_USER_CONST_BUFFERS 16
128 #define SI_DRIVER_STATE_CONST_BUF SI_NUM_USER_CONST_BUFFERS
129 #define SI_NUM_CONST_BUFFERS (SI_DRIVER_STATE_CONST_BUF + 1)
131 /* Read-write buffer slots.
134 * Streamout buffers: 2..5
136 #define SI_RING_ESGS 0
137 #define SI_RING_GSVS 1
138 #define SI_NUM_RING_BUFFERS 2
139 #define SI_SO_BUF_OFFSET SI_NUM_RING_BUFFERS
140 #define SI_NUM_RW_BUFFERS (SI_SO_BUF_OFFSET + 4)
142 #define SI_NUM_VERTEX_BUFFERS 16
145 /* This represents resource descriptors in memory, such as buffer resources,
146 * image resources, and sampler states.
148 struct si_descriptors {
149 struct r600_atom atom;
151 /* The size of one resource descriptor. */
152 unsigned element_dw_size;
153 /* The maximum number of resource descriptors. */
154 unsigned num_elements;
156 /* The buffer where resource descriptors are stored. */
157 struct r600_resource *buffer;
158 unsigned buffer_offset;
160 /* The i-th bit is set if that element is dirty (changed but not emitted). */
162 /* The i-th bit is set if that element is enabled (non-NULL resource). */
163 unsigned enabled_mask;
165 /* We can't update descriptors directly because the GPU might be
166 * reading them at the same time, so we have to update them
167 * in a copy-on-write manner. Each such copy is called a context,
168 * which is just another array descriptors in the same buffer. */
169 unsigned current_context_id;
170 /* The size of a context, should be equal to 4*element_dw_size*num_elements. */
171 unsigned context_size;
173 /* The shader userdata register where the 64-bit pointer to the descriptor
174 * array will be stored. */
175 unsigned shader_userdata_reg;
178 struct si_sampler_views {
179 struct si_descriptors desc;
180 struct pipe_sampler_view *views[SI_NUM_SAMPLER_VIEWS];
181 uint32_t *desc_data[SI_NUM_SAMPLER_VIEWS];
184 struct si_sampler_states {
185 struct si_descriptors desc;
186 uint32_t *desc_data[SI_NUM_SAMPLER_STATES];
187 void *saved_states[2]; /* saved for u_blitter */
190 struct si_buffer_resources {
191 struct si_descriptors desc;
192 unsigned num_buffers;
193 enum radeon_bo_usage shader_usage; /* READ, WRITE, or READWRITE */
194 enum radeon_bo_priority priority;
195 struct pipe_resource **buffers; /* this has num_buffers elements */
196 uint32_t *desc_storage; /* this has num_buffers*4 elements */
197 uint32_t **desc_data; /* an array of pointers pointing to desc_storage */
200 #define si_pm4_block_idx(member) \
201 (offsetof(union si_state, named.member) / sizeof(struct si_pm4_state *))
203 #define si_pm4_state_changed(sctx, member) \
204 ((sctx)->queued.named.member != (sctx)->emitted.named.member)
206 #define si_pm4_bind_state(sctx, member, value) \
208 (sctx)->queued.named.member = (value); \
211 #define si_pm4_delete_state(sctx, member, value) \
213 if ((sctx)->queued.named.member == (value)) { \
214 (sctx)->queued.named.member = NULL; \
216 si_pm4_free_state(sctx, (struct si_pm4_state *)(value), \
217 si_pm4_block_idx(member)); \
220 #define si_pm4_set_state(sctx, member, value) \
222 if ((sctx)->queued.named.member != (value)) { \
223 si_pm4_free_state(sctx, \
224 (struct si_pm4_state *)(sctx)->queued.named.member, \
225 si_pm4_block_idx(member)); \
226 (sctx)->queued.named.member = (value); \
230 /* si_descriptors.c */
231 void si_set_sampler_descriptors(struct si_context *sctx, unsigned shader,
232 unsigned start, unsigned count, void **states);
233 void si_update_vertex_buffers(struct si_context *sctx);
234 void si_set_ring_buffer(struct pipe_context *ctx, uint shader, uint slot,
235 struct pipe_resource *buffer,
236 unsigned stride, unsigned num_records,
237 bool add_tid, bool swizzle,
238 unsigned element_size, unsigned index_stride);
239 void si_init_all_descriptors(struct si_context *sctx);
240 void si_release_all_descriptors(struct si_context *sctx);
241 void si_all_descriptors_begin_new_cs(struct si_context *sctx);
242 void si_copy_buffer(struct si_context *sctx,
243 struct pipe_resource *dst, struct pipe_resource *src,
244 uint64_t dst_offset, uint64_t src_offset, unsigned size);
245 void si_upload_const_buffer(struct si_context *sctx, struct r600_resource **rbuffer,
246 const uint8_t *ptr, unsigned size, uint32_t *const_offset);
249 struct si_shader_selector;
251 boolean si_is_format_supported(struct pipe_screen *screen,
252 enum pipe_format format,
253 enum pipe_texture_target target,
254 unsigned sample_count,
256 void si_init_state_functions(struct si_context *sctx);
257 void si_init_config(struct si_context *sctx);
258 unsigned cik_bank_wh(unsigned bankwh);
259 unsigned cik_db_pipe_config(struct si_screen *sscreen, unsigned tile_mode);
260 unsigned cik_macro_tile_aspect(unsigned macro_tile_aspect);
261 unsigned cik_tile_split(unsigned tile_split);
262 uint32_t si_num_banks(struct si_screen *sscreen, struct r600_texture *tex);
263 unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool stencil);
265 /* si_state_shader.c */
266 void si_update_shaders(struct si_context *sctx);
267 void si_init_shader_functions(struct si_context *sctx);
269 /* si_state_draw.c */
270 extern const struct r600_atom si_atom_cache_flush;
271 extern const struct r600_atom si_atom_msaa_config;
272 void si_emit_cache_flush(struct r600_common_context *sctx, struct r600_atom *atom);
273 void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo);
276 void si_cmd_context_control(struct si_pm4_state *pm4);