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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5564 | serge | 1 | /* |
| 2 | * Copyright 2010 Jerome Glisse |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * on the rights to use, copy, modify, merge, publish, distribute, sub |
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| 8 | * license, and/or sell copies of the Software, and to permit persons to whom |
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| 9 | * the Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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| 19 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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| 20 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
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| 21 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 22 | * |
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| 23 | * Authors: |
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| 24 | * Jerome Glisse |
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| 25 | */ |
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| 26 | |||
| 27 | #include "si_pipe.h" |
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| 28 | |||
| 29 | /* initialize */ |
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| 30 | void si_need_cs_space(struct si_context *ctx, unsigned num_dw, |
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| 31 | boolean count_draw_in) |
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| 32 | { |
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| 33 | int i; |
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| 34 | |||
| 35 | /* The number of dwords we already used in the CS so far. */ |
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| 36 | num_dw += ctx->b.rings.gfx.cs->cdw; |
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| 37 | |||
| 38 | if (count_draw_in) { |
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| 39 | for (i = 0; i < SI_NUM_ATOMS(ctx); i++) { |
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| 40 | if (ctx->atoms.array[i]->dirty) { |
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| 41 | num_dw += ctx->atoms.array[i]->num_dw; |
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| 42 | } |
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| 43 | } |
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| 44 | |||
| 45 | /* The number of dwords all the dirty states would take. */ |
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| 46 | num_dw += si_pm4_dirty_dw(ctx); |
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| 47 | |||
| 48 | /* The upper-bound of how much a draw command would take. */ |
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| 49 | num_dw += SI_MAX_DRAW_CS_DWORDS; |
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| 50 | } |
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| 51 | |||
| 52 | /* Count in queries_suspend. */ |
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| 53 | num_dw += ctx->b.num_cs_dw_nontimer_queries_suspend; |
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| 54 | |||
| 55 | /* Count in streamout_end at the end of CS. */ |
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| 56 | if (ctx->b.streamout.begin_emitted) { |
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| 57 | num_dw += ctx->b.streamout.num_dw_for_end; |
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| 58 | } |
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| 59 | |||
| 60 | /* Count in render_condition(NULL) at the end of CS. */ |
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| 61 | if (ctx->b.predicate_drawing) { |
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| 62 | num_dw += 3; |
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| 63 | } |
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| 64 | |||
| 65 | /* Count in framebuffer cache flushes at the end of CS. */ |
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| 66 | num_dw += ctx->atoms.s.cache_flush->num_dw; |
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| 67 | |||
| 68 | #if SI_TRACE_CS |
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| 69 | if (ctx->screen->b.trace_bo) { |
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| 70 | num_dw += SI_TRACE_CS_DWORDS; |
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| 71 | } |
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| 72 | #endif |
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| 73 | |||
| 74 | /* Flush if there's not enough space. */ |
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| 75 | if (num_dw > RADEON_MAX_CMDBUF_DWORDS) { |
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| 76 | ctx->b.rings.gfx.flush(ctx, RADEON_FLUSH_ASYNC, NULL); |
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| 77 | } |
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| 78 | } |
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| 79 | |||
| 80 | void si_context_gfx_flush(void *context, unsigned flags, |
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| 81 | struct pipe_fence_handle **fence) |
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| 82 | { |
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| 83 | struct si_context *ctx = context; |
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| 84 | struct radeon_winsys_cs *cs = ctx->b.rings.gfx.cs; |
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| 85 | |||
| 86 | if (cs->cdw == ctx->b.initial_gfx_cs_size && !fence) |
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| 87 | return; |
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| 88 | |||
| 89 | ctx->b.rings.gfx.flushing = true; |
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| 90 | |||
| 91 | r600_preflush_suspend_features(&ctx->b); |
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| 92 | |||
| 93 | ctx->b.flags |= SI_CONTEXT_FLUSH_AND_INV_FRAMEBUFFER | |
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| 94 | SI_CONTEXT_INV_TC_L1 | |
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| 95 | SI_CONTEXT_INV_TC_L2 | |
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| 96 | /* this is probably not needed anymore */ |
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| 97 | SI_CONTEXT_PS_PARTIAL_FLUSH; |
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| 98 | si_emit_cache_flush(&ctx->b, NULL); |
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| 99 | |||
| 100 | /* force to keep tiling flags */ |
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| 101 | flags |= RADEON_FLUSH_KEEP_TILING_FLAGS; |
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| 102 | |||
| 103 | /* Flush the CS. */ |
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| 104 | ctx->b.ws->cs_flush(cs, flags, fence, ctx->screen->b.cs_count++); |
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| 105 | ctx->b.rings.gfx.flushing = false; |
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| 106 | |||
| 107 | #if SI_TRACE_CS |
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| 108 | if (ctx->screen->b.trace_bo) { |
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| 109 | struct si_screen *sscreen = ctx->screen; |
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| 110 | unsigned i; |
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| 111 | |||
| 112 | for (i = 0; i < 10; i++) { |
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| 113 | usleep(5); |
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| 114 | if (!ctx->b.ws->buffer_is_busy(sscreen->b.trace_bo->buf, RADEON_USAGE_READWRITE)) { |
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| 115 | break; |
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| 116 | } |
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| 117 | } |
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| 118 | if (i == 10) { |
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| 119 | fprintf(stderr, "timeout on cs lockup likely happen at cs %d dw %d\n", |
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| 120 | sscreen->b.trace_ptr[1], sscreen->b.trace_ptr[0]); |
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| 121 | } else { |
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| 122 | fprintf(stderr, "cs %d executed in %dms\n", sscreen->b.trace_ptr[1], i * 5); |
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| 123 | } |
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| 124 | } |
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| 125 | #endif |
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| 126 | |||
| 127 | si_begin_new_cs(ctx); |
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| 128 | } |
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| 129 | |||
| 130 | void si_begin_new_cs(struct si_context *ctx) |
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| 131 | { |
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| 132 | /* Flush read caches at the beginning of CS. */ |
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| 133 | ctx->b.flags |= SI_CONTEXT_INV_TC_L1 | |
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| 134 | SI_CONTEXT_INV_TC_L2 | |
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| 135 | SI_CONTEXT_INV_KCACHE | |
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| 136 | SI_CONTEXT_INV_ICACHE; |
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| 137 | |||
| 138 | /* set all valid group as dirty so they get reemited on |
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| 139 | * next draw command |
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| 140 | */ |
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| 141 | si_pm4_reset_emitted(ctx); |
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| 142 | |||
| 143 | /* The CS initialization should be emitted before everything else. */ |
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| 144 | si_pm4_emit(ctx, ctx->init_config); |
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| 145 | |||
| 146 | ctx->clip_regs.dirty = true; |
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| 147 | ctx->framebuffer.atom.dirty = true; |
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| 148 | ctx->msaa_sample_locs.dirty = true; |
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| 149 | ctx->msaa_config.dirty = true; |
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| 150 | ctx->db_render_state.dirty = true; |
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| 151 | ctx->b.streamout.enable_atom.dirty = true; |
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| 152 | si_all_descriptors_begin_new_cs(ctx); |
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| 153 | |||
| 154 | r600_postflush_resume_features(&ctx->b); |
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| 155 | |||
| 156 | ctx->b.initial_gfx_cs_size = ctx->b.rings.gfx.cs->cdw; |
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| 157 | si_invalidate_draw_sh_constants(ctx); |
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| 158 | ctx->last_primitive_restart_en = -1; |
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| 159 | ctx->last_restart_index = SI_RESTART_INDEX_UNKNOWN; |
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| 160 | ctx->last_gs_out_prim = -1; |
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| 161 | ctx->last_prim = -1; |
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| 162 | ctx->last_multi_vgt_param = -1; |
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| 163 | ctx->last_rast_prim = -1; |
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| 164 | ctx->last_sc_line_stipple = ~0; |
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| 165 | ctx->emit_scratch_reloc = true; |
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| 166 | } |