/* * Copyright 2012 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. * * Authors: * Christian König */ #include "si_pipe.h" #include "si_shader.h" #include "sid.h" #include "radeon/r600_cs.h" #include "tgsi/tgsi_parse.h" #include "tgsi/tgsi_scan.h" #include "util/u_format.h" #include "util/u_format_s3tc.h" #include "util/u_framebuffer.h" #include "util/u_helpers.h" #include "util/u_memory.h" static void si_init_atom(struct r600_atom *atom, struct r600_atom **list_elem, void (*emit)(struct si_context *ctx, struct r600_atom *state), unsigned num_dw) { atom->emit = (void*)emit; atom->num_dw = num_dw; atom->dirty = false; *list_elem = atom; } uint32_t si_num_banks(struct si_screen *sscreen, struct r600_texture *tex) { if (sscreen->b.chip_class == CIK && sscreen->b.info.cik_macrotile_mode_array_valid) { unsigned index, tileb; tileb = 8 * 8 * tex->surface.bpe; tileb = MIN2(tex->surface.tile_split, tileb); for (index = 0; tileb > 64; index++) { tileb >>= 1; } assert(index < 16); return (sscreen->b.info.cik_macrotile_mode_array[index] >> 6) & 0x3; } if (sscreen->b.chip_class == SI && sscreen->b.info.si_tile_mode_array_valid) { /* Don't use stencil_tiling_index, because num_banks is always * read from the depth mode. */ unsigned tile_mode_index = tex->surface.tiling_index[0]; assert(tile_mode_index < 32); return G_009910_NUM_BANKS(sscreen->b.info.si_tile_mode_array[tile_mode_index]); } /* The old way. */ switch (sscreen->b.tiling_info.num_banks) { case 2: return V_02803C_ADDR_SURF_2_BANK; case 4: return V_02803C_ADDR_SURF_4_BANK; case 8: default: return V_02803C_ADDR_SURF_8_BANK; case 16: return V_02803C_ADDR_SURF_16_BANK; } } unsigned cik_tile_split(unsigned tile_split) { switch (tile_split) { case 64: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_64B; break; case 128: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_128B; break; case 256: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_256B; break; case 512: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_512B; break; default: case 1024: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_1KB; break; case 2048: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_2KB; break; case 4096: tile_split = V_028040_ADDR_SURF_TILE_SPLIT_4KB; break; } return tile_split; } unsigned cik_macro_tile_aspect(unsigned macro_tile_aspect) { switch (macro_tile_aspect) { default: case 1: macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_1; break; case 2: macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_2; break; case 4: macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_4; break; case 8: macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_8; break; } return macro_tile_aspect; } unsigned cik_bank_wh(unsigned bankwh) { switch (bankwh) { default: case 1: bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_1; break; case 2: bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_2; break; case 4: bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_4; break; case 8: bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_8; break; } return bankwh; } unsigned cik_db_pipe_config(struct si_screen *sscreen, unsigned tile_mode) { if (sscreen->b.info.si_tile_mode_array_valid) { uint32_t gb_tile_mode = sscreen->b.info.si_tile_mode_array[tile_mode]; return G_009910_PIPE_CONFIG(gb_tile_mode); } /* This is probably broken for a lot of chips, but it's only used * if the kernel cannot return the tile mode array for CIK. */ switch (sscreen->b.info.r600_num_tile_pipes) { case 16: return V_02803C_X_ADDR_SURF_P16_32X32_16X16; case 8: return V_02803C_X_ADDR_SURF_P8_32X32_16X16; case 4: default: if (sscreen->b.info.r600_num_backends == 4) return V_02803C_X_ADDR_SURF_P4_16X16; else return V_02803C_X_ADDR_SURF_P4_8X16; case 2: return V_02803C_ADDR_SURF_P2; } } static unsigned si_map_swizzle(unsigned swizzle) { switch (swizzle) { case UTIL_FORMAT_SWIZZLE_Y: return V_008F0C_SQ_SEL_Y; case UTIL_FORMAT_SWIZZLE_Z: return V_008F0C_SQ_SEL_Z; case UTIL_FORMAT_SWIZZLE_W: return V_008F0C_SQ_SEL_W; case UTIL_FORMAT_SWIZZLE_0: return V_008F0C_SQ_SEL_0; case UTIL_FORMAT_SWIZZLE_1: return V_008F0C_SQ_SEL_1; default: /* UTIL_FORMAT_SWIZZLE_X */ return V_008F0C_SQ_SEL_X; } } static uint32_t S_FIXED(float value, uint32_t frac_bits) { return value * (1 << frac_bits); } /* 12.4 fixed-point */ static unsigned si_pack_float_12p4(float x) { return x <= 0 ? 0 : x >= 4096 ? 0xffff : x * 16; } /* * inferred framebuffer and blender state */ static void si_update_fb_blend_state(struct si_context *sctx) { struct si_pm4_state *pm4; struct si_state_blend *blend = sctx->queued.named.blend; uint32_t mask; if (blend == NULL) return; pm4 = si_pm4_alloc_state(sctx); if (pm4 == NULL) return; mask = (1ULL << ((unsigned)sctx->framebuffer.state.nr_cbufs * 4)) - 1; mask &= blend->cb_target_mask; si_pm4_set_reg(pm4, R_028238_CB_TARGET_MASK, mask); si_pm4_set_state(sctx, fb_blend, pm4); } /* * Blender functions */ static uint32_t si_translate_blend_function(int blend_func) { switch (blend_func) { case PIPE_BLEND_ADD: return V_028780_COMB_DST_PLUS_SRC; case PIPE_BLEND_SUBTRACT: return V_028780_COMB_SRC_MINUS_DST; case PIPE_BLEND_REVERSE_SUBTRACT: return V_028780_COMB_DST_MINUS_SRC; case PIPE_BLEND_MIN: return V_028780_COMB_MIN_DST_SRC; case PIPE_BLEND_MAX: return V_028780_COMB_MAX_DST_SRC; default: R600_ERR("Unknown blend function %d\n", blend_func); assert(0); break; } return 0; } static uint32_t si_translate_blend_factor(int blend_fact) { switch (blend_fact) { case PIPE_BLENDFACTOR_ONE: return V_028780_BLEND_ONE; case PIPE_BLENDFACTOR_SRC_COLOR: return V_028780_BLEND_SRC_COLOR; case PIPE_BLENDFACTOR_SRC_ALPHA: return V_028780_BLEND_SRC_ALPHA; case PIPE_BLENDFACTOR_DST_ALPHA: return V_028780_BLEND_DST_ALPHA; case PIPE_BLENDFACTOR_DST_COLOR: return V_028780_BLEND_DST_COLOR; case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE: return V_028780_BLEND_SRC_ALPHA_SATURATE; case PIPE_BLENDFACTOR_CONST_COLOR: return V_028780_BLEND_CONSTANT_COLOR; case PIPE_BLENDFACTOR_CONST_ALPHA: return V_028780_BLEND_CONSTANT_ALPHA; case PIPE_BLENDFACTOR_ZERO: return V_028780_BLEND_ZERO; case PIPE_BLENDFACTOR_INV_SRC_COLOR: return V_028780_BLEND_ONE_MINUS_SRC_COLOR; case PIPE_BLENDFACTOR_INV_SRC_ALPHA: return V_028780_BLEND_ONE_MINUS_SRC_ALPHA; case PIPE_BLENDFACTOR_INV_DST_ALPHA: return V_028780_BLEND_ONE_MINUS_DST_ALPHA; case PIPE_BLENDFACTOR_INV_DST_COLOR: return V_028780_BLEND_ONE_MINUS_DST_COLOR; case PIPE_BLENDFACTOR_INV_CONST_COLOR: return V_028780_BLEND_ONE_MINUS_CONSTANT_COLOR; case PIPE_BLENDFACTOR_INV_CONST_ALPHA: return V_028780_BLEND_ONE_MINUS_CONSTANT_ALPHA; case PIPE_BLENDFACTOR_SRC1_COLOR: return V_028780_BLEND_SRC1_COLOR; case PIPE_BLENDFACTOR_SRC1_ALPHA: return V_028780_BLEND_SRC1_ALPHA; case PIPE_BLENDFACTOR_INV_SRC1_COLOR: return V_028780_BLEND_INV_SRC1_COLOR; case PIPE_BLENDFACTOR_INV_SRC1_ALPHA: return V_028780_BLEND_INV_SRC1_ALPHA; default: R600_ERR("Bad blend factor %d not supported!\n", blend_fact); assert(0); break; } return 0; } static void *si_create_blend_state_mode(struct pipe_context *ctx, const struct pipe_blend_state *state, unsigned mode) { struct si_state_blend *blend = CALLOC_STRUCT(si_state_blend); struct si_pm4_state *pm4 = &blend->pm4; uint32_t color_control = 0; if (blend == NULL) return NULL; blend->alpha_to_one = state->alpha_to_one; if (state->logicop_enable) { color_control |= S_028808_ROP3(state->logicop_func | (state->logicop_func << 4)); } else { color_control |= S_028808_ROP3(0xcc); } si_pm4_set_reg(pm4, R_028B70_DB_ALPHA_TO_MASK, S_028B70_ALPHA_TO_MASK_ENABLE(state->alpha_to_coverage) | S_028B70_ALPHA_TO_MASK_OFFSET0(2) | S_028B70_ALPHA_TO_MASK_OFFSET1(2) | S_028B70_ALPHA_TO_MASK_OFFSET2(2) | S_028B70_ALPHA_TO_MASK_OFFSET3(2)); blend->cb_target_mask = 0; for (int i = 0; i < 8; i++) { /* state->rt entries > 0 only written if independent blending */ const int j = state->independent_blend_enable ? i : 0; unsigned eqRGB = state->rt[j].rgb_func; unsigned srcRGB = state->rt[j].rgb_src_factor; unsigned dstRGB = state->rt[j].rgb_dst_factor; unsigned eqA = state->rt[j].alpha_func; unsigned srcA = state->rt[j].alpha_src_factor; unsigned dstA = state->rt[j].alpha_dst_factor; unsigned blend_cntl = 0; /* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */ blend->cb_target_mask |= state->rt[j].colormask << (4 * i); if (!state->rt[j].blend_enable) { si_pm4_set_reg(pm4, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl); continue; } blend_cntl |= S_028780_ENABLE(1); blend_cntl |= S_028780_COLOR_COMB_FCN(si_translate_blend_function(eqRGB)); blend_cntl |= S_028780_COLOR_SRCBLEND(si_translate_blend_factor(srcRGB)); blend_cntl |= S_028780_COLOR_DESTBLEND(si_translate_blend_factor(dstRGB)); if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) { blend_cntl |= S_028780_SEPARATE_ALPHA_BLEND(1); blend_cntl |= S_028780_ALPHA_COMB_FCN(si_translate_blend_function(eqA)); blend_cntl |= S_028780_ALPHA_SRCBLEND(si_translate_blend_factor(srcA)); blend_cntl |= S_028780_ALPHA_DESTBLEND(si_translate_blend_factor(dstA)); } si_pm4_set_reg(pm4, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl); } if (blend->cb_target_mask) { color_control |= S_028808_MODE(mode); } else { color_control |= S_028808_MODE(V_028808_CB_DISABLE); } si_pm4_set_reg(pm4, R_028808_CB_COLOR_CONTROL, color_control); return blend; } static void *si_create_blend_state(struct pipe_context *ctx, const struct pipe_blend_state *state) { return si_create_blend_state_mode(ctx, state, V_028808_CB_NORMAL); } static void si_bind_blend_state(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; si_pm4_bind_state(sctx, blend, (struct si_state_blend *)state); si_update_fb_blend_state(sctx); } static void si_delete_blend_state(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; si_pm4_delete_state(sctx, blend, (struct si_state_blend *)state); } static void si_set_blend_color(struct pipe_context *ctx, const struct pipe_blend_color *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pm4_state *pm4 = si_pm4_alloc_state(sctx); if (pm4 == NULL) return; si_pm4_set_reg(pm4, R_028414_CB_BLEND_RED, fui(state->color[0])); si_pm4_set_reg(pm4, R_028418_CB_BLEND_GREEN, fui(state->color[1])); si_pm4_set_reg(pm4, R_02841C_CB_BLEND_BLUE, fui(state->color[2])); si_pm4_set_reg(pm4, R_028420_CB_BLEND_ALPHA, fui(state->color[3])); si_pm4_set_state(sctx, blend_color, pm4); } /* * Clipping, scissors and viewport */ static void si_set_clip_state(struct pipe_context *ctx, const struct pipe_clip_state *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pm4_state *pm4 = si_pm4_alloc_state(sctx); struct pipe_constant_buffer cb; if (pm4 == NULL) return; for (int i = 0; i < 6; i++) { si_pm4_set_reg(pm4, R_0285BC_PA_CL_UCP_0_X + i * 16, fui(state->ucp[i][0])); si_pm4_set_reg(pm4, R_0285C0_PA_CL_UCP_0_Y + i * 16, fui(state->ucp[i][1])); si_pm4_set_reg(pm4, R_0285C4_PA_CL_UCP_0_Z + i * 16, fui(state->ucp[i][2])); si_pm4_set_reg(pm4, R_0285C8_PA_CL_UCP_0_W + i * 16, fui(state->ucp[i][3])); } cb.buffer = NULL; cb.user_buffer = state->ucp; cb.buffer_offset = 0; cb.buffer_size = 4*4*8; ctx->set_constant_buffer(ctx, PIPE_SHADER_VERTEX, SI_DRIVER_STATE_CONST_BUF, &cb); pipe_resource_reference(&cb.buffer, NULL); si_pm4_set_state(sctx, clip, pm4); } static void si_set_scissor_states(struct pipe_context *ctx, unsigned start_slot, unsigned num_scissors, const struct pipe_scissor_state *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_state_scissor *scissor = CALLOC_STRUCT(si_state_scissor); struct si_pm4_state *pm4 = &scissor->pm4; if (scissor == NULL) return; scissor->scissor = *state; si_pm4_set_reg(pm4, R_028250_PA_SC_VPORT_SCISSOR_0_TL, S_028250_TL_X(state->minx) | S_028250_TL_Y(state->miny) | S_028250_WINDOW_OFFSET_DISABLE(1)); si_pm4_set_reg(pm4, R_028254_PA_SC_VPORT_SCISSOR_0_BR, S_028254_BR_X(state->maxx) | S_028254_BR_Y(state->maxy)); si_pm4_set_state(sctx, scissor, scissor); } static void si_set_viewport_states(struct pipe_context *ctx, unsigned start_slot, unsigned num_viewports, const struct pipe_viewport_state *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_state_viewport *viewport = CALLOC_STRUCT(si_state_viewport); struct si_pm4_state *pm4 = &viewport->pm4; if (viewport == NULL) return; viewport->viewport = *state; si_pm4_set_reg(pm4, R_02843C_PA_CL_VPORT_XSCALE_0, fui(state->scale[0])); si_pm4_set_reg(pm4, R_028440_PA_CL_VPORT_XOFFSET_0, fui(state->translate[0])); si_pm4_set_reg(pm4, R_028444_PA_CL_VPORT_YSCALE_0, fui(state->scale[1])); si_pm4_set_reg(pm4, R_028448_PA_CL_VPORT_YOFFSET_0, fui(state->translate[1])); si_pm4_set_reg(pm4, R_02844C_PA_CL_VPORT_ZSCALE_0, fui(state->scale[2])); si_pm4_set_reg(pm4, R_028450_PA_CL_VPORT_ZOFFSET_0, fui(state->translate[2])); si_pm4_set_state(sctx, viewport, viewport); } /* * inferred state between framebuffer and rasterizer */ static void si_update_fb_rs_state(struct si_context *sctx) { struct si_state_rasterizer *rs = sctx->queued.named.rasterizer; struct si_pm4_state *pm4; float offset_units; if (!rs || !sctx->framebuffer.state.zsbuf) return; offset_units = sctx->queued.named.rasterizer->offset_units; switch (sctx->framebuffer.state.zsbuf->texture->format) { case PIPE_FORMAT_S8_UINT_Z24_UNORM: case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_Z24X8_UNORM: case PIPE_FORMAT_Z24_UNORM_S8_UINT: offset_units *= 2.0f; break; case PIPE_FORMAT_Z32_FLOAT: case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: offset_units *= 1.0f; break; case PIPE_FORMAT_Z16_UNORM: offset_units *= 4.0f; break; default: return; } pm4 = si_pm4_alloc_state(sctx); if (pm4 == NULL) return; /* FIXME some of those reg can be computed with cso */ si_pm4_set_reg(pm4, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE, fui(sctx->queued.named.rasterizer->offset_scale)); si_pm4_set_reg(pm4, R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET, fui(offset_units)); si_pm4_set_reg(pm4, R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE, fui(sctx->queued.named.rasterizer->offset_scale)); si_pm4_set_reg(pm4, R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET, fui(offset_units)); si_pm4_set_state(sctx, fb_rs, pm4); } /* * Rasterizer */ static uint32_t si_translate_fill(uint32_t func) { switch(func) { case PIPE_POLYGON_MODE_FILL: return V_028814_X_DRAW_TRIANGLES; case PIPE_POLYGON_MODE_LINE: return V_028814_X_DRAW_LINES; case PIPE_POLYGON_MODE_POINT: return V_028814_X_DRAW_POINTS; default: assert(0); return V_028814_X_DRAW_POINTS; } } static void *si_create_rs_state(struct pipe_context *ctx, const struct pipe_rasterizer_state *state) { struct si_state_rasterizer *rs = CALLOC_STRUCT(si_state_rasterizer); struct si_pm4_state *pm4 = &rs->pm4; unsigned tmp; unsigned prov_vtx = 1, polygon_dual_mode; float psize_min, psize_max; if (rs == NULL) { return NULL; } rs->two_side = state->light_twoside; rs->multisample_enable = state->multisample; rs->clip_plane_enable = state->clip_plane_enable; rs->line_stipple_enable = state->line_stipple_enable; polygon_dual_mode = (state->fill_front != PIPE_POLYGON_MODE_FILL || state->fill_back != PIPE_POLYGON_MODE_FILL); if (state->flatshade_first) prov_vtx = 0; rs->flatshade = state->flatshade; rs->sprite_coord_enable = state->sprite_coord_enable; rs->pa_sc_line_stipple = state->line_stipple_enable ? S_028A0C_LINE_PATTERN(state->line_stipple_pattern) | S_028A0C_REPEAT_COUNT(state->line_stipple_factor) : 0; rs->pa_su_sc_mode_cntl = S_028814_PROVOKING_VTX_LAST(prov_vtx) | S_028814_CULL_FRONT(state->rasterizer_discard || (state->cull_face & PIPE_FACE_FRONT) ? 1 : 0) | S_028814_CULL_BACK(state->rasterizer_discard || (state->cull_face & PIPE_FACE_BACK) ? 1 : 0) | S_028814_FACE(!state->front_ccw) | S_028814_POLY_OFFSET_FRONT_ENABLE(state->offset_tri) | S_028814_POLY_OFFSET_BACK_ENABLE(state->offset_tri) | S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_tri) | S_028814_POLY_MODE(polygon_dual_mode) | S_028814_POLYMODE_FRONT_PTYPE(si_translate_fill(state->fill_front)) | S_028814_POLYMODE_BACK_PTYPE(si_translate_fill(state->fill_back)); rs->pa_cl_clip_cntl = S_028810_PS_UCP_MODE(3) | S_028810_ZCLIP_NEAR_DISABLE(!state->depth_clip) | S_028810_ZCLIP_FAR_DISABLE(!state->depth_clip) | S_028810_DX_RASTERIZATION_KILL(state->rasterizer_discard) | S_028810_DX_LINEAR_ATTR_CLIP_ENA(1); /* offset */ rs->offset_units = state->offset_units; rs->offset_scale = state->offset_scale * 12.0f; tmp = S_0286D4_FLAT_SHADE_ENA(1); if (state->sprite_coord_enable) { tmp |= S_0286D4_PNT_SPRITE_ENA(1) | S_0286D4_PNT_SPRITE_OVRD_X(V_0286D4_SPI_PNT_SPRITE_SEL_S) | S_0286D4_PNT_SPRITE_OVRD_Y(V_0286D4_SPI_PNT_SPRITE_SEL_T) | S_0286D4_PNT_SPRITE_OVRD_Z(V_0286D4_SPI_PNT_SPRITE_SEL_0) | S_0286D4_PNT_SPRITE_OVRD_W(V_0286D4_SPI_PNT_SPRITE_SEL_1); if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) { tmp |= S_0286D4_PNT_SPRITE_TOP_1(1); } } si_pm4_set_reg(pm4, R_0286D4_SPI_INTERP_CONTROL_0, tmp); /* point size 12.4 fixed point */ tmp = (unsigned)(state->point_size * 8.0); si_pm4_set_reg(pm4, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp)); if (state->point_size_per_vertex) { psize_min = util_get_min_point_size(state); psize_max = 8192; } else { /* Force the point size to be as if the vertex output was disabled. */ psize_min = state->point_size; psize_max = state->point_size; } /* Divide by two, because 0.5 = 1 pixel. */ si_pm4_set_reg(pm4, R_028A04_PA_SU_POINT_MINMAX, S_028A04_MIN_SIZE(si_pack_float_12p4(psize_min/2)) | S_028A04_MAX_SIZE(si_pack_float_12p4(psize_max/2))); tmp = (unsigned)state->line_width * 8; si_pm4_set_reg(pm4, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp)); si_pm4_set_reg(pm4, R_028A48_PA_SC_MODE_CNTL_0, S_028A48_LINE_STIPPLE_ENABLE(state->line_stipple_enable) | S_028A48_MSAA_ENABLE(state->multisample) | S_028A48_VPORT_SCISSOR_ENABLE(state->scissor)); si_pm4_set_reg(pm4, R_028BE4_PA_SU_VTX_CNTL, S_028BE4_PIX_CENTER(state->half_pixel_center) | S_028BE4_QUANT_MODE(V_028BE4_X_16_8_FIXED_POINT_1_256TH)); si_pm4_set_reg(pm4, R_028B7C_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp)); return rs; } static void si_bind_rs_state(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_state_rasterizer *rs = (struct si_state_rasterizer *)state; if (state == NULL) return; // TODO sctx->sprite_coord_enable = rs->sprite_coord_enable; sctx->pa_sc_line_stipple = rs->pa_sc_line_stipple; sctx->pa_su_sc_mode_cntl = rs->pa_su_sc_mode_cntl; si_pm4_bind_state(sctx, rasterizer, rs); si_update_fb_rs_state(sctx); } static void si_delete_rs_state(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; si_pm4_delete_state(sctx, rasterizer, (struct si_state_rasterizer *)state); } /* * infeered state between dsa and stencil ref */ static void si_update_dsa_stencil_ref(struct si_context *sctx) { struct si_pm4_state *pm4 = si_pm4_alloc_state(sctx); struct pipe_stencil_ref *ref = &sctx->stencil_ref; struct si_state_dsa *dsa = sctx->queued.named.dsa; if (pm4 == NULL) return; si_pm4_set_reg(pm4, R_028430_DB_STENCILREFMASK, S_028430_STENCILTESTVAL(ref->ref_value[0]) | S_028430_STENCILMASK(dsa->valuemask[0]) | S_028430_STENCILWRITEMASK(dsa->writemask[0]) | S_028430_STENCILOPVAL(1)); si_pm4_set_reg(pm4, R_028434_DB_STENCILREFMASK_BF, S_028434_STENCILTESTVAL_BF(ref->ref_value[1]) | S_028434_STENCILMASK_BF(dsa->valuemask[1]) | S_028434_STENCILWRITEMASK_BF(dsa->writemask[1]) | S_028434_STENCILOPVAL_BF(1)); si_pm4_set_state(sctx, dsa_stencil_ref, pm4); } static void si_set_pipe_stencil_ref(struct pipe_context *ctx, const struct pipe_stencil_ref *state) { struct si_context *sctx = (struct si_context *)ctx; sctx->stencil_ref = *state; si_update_dsa_stencil_ref(sctx); } /* * DSA */ static uint32_t si_translate_stencil_op(int s_op) { switch (s_op) { case PIPE_STENCIL_OP_KEEP: return V_02842C_STENCIL_KEEP; case PIPE_STENCIL_OP_ZERO: return V_02842C_STENCIL_ZERO; case PIPE_STENCIL_OP_REPLACE: return V_02842C_STENCIL_REPLACE_TEST; case PIPE_STENCIL_OP_INCR: return V_02842C_STENCIL_ADD_CLAMP; case PIPE_STENCIL_OP_DECR: return V_02842C_STENCIL_SUB_CLAMP; case PIPE_STENCIL_OP_INCR_WRAP: return V_02842C_STENCIL_ADD_WRAP; case PIPE_STENCIL_OP_DECR_WRAP: return V_02842C_STENCIL_SUB_WRAP; case PIPE_STENCIL_OP_INVERT: return V_02842C_STENCIL_INVERT; default: R600_ERR("Unknown stencil op %d", s_op); assert(0); break; } return 0; } static void *si_create_dsa_state(struct pipe_context *ctx, const struct pipe_depth_stencil_alpha_state *state) { struct si_state_dsa *dsa = CALLOC_STRUCT(si_state_dsa); struct si_pm4_state *pm4 = &dsa->pm4; unsigned db_depth_control; unsigned db_render_control; uint32_t db_stencil_control = 0; if (dsa == NULL) { return NULL; } dsa->valuemask[0] = state->stencil[0].valuemask; dsa->valuemask[1] = state->stencil[1].valuemask; dsa->writemask[0] = state->stencil[0].writemask; dsa->writemask[1] = state->stencil[1].writemask; db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) | S_028800_Z_WRITE_ENABLE(state->depth.writemask) | S_028800_ZFUNC(state->depth.func); /* stencil */ if (state->stencil[0].enabled) { db_depth_control |= S_028800_STENCIL_ENABLE(1); db_depth_control |= S_028800_STENCILFUNC(state->stencil[0].func); db_stencil_control |= S_02842C_STENCILFAIL(si_translate_stencil_op(state->stencil[0].fail_op)); db_stencil_control |= S_02842C_STENCILZPASS(si_translate_stencil_op(state->stencil[0].zpass_op)); db_stencil_control |= S_02842C_STENCILZFAIL(si_translate_stencil_op(state->stencil[0].zfail_op)); if (state->stencil[1].enabled) { db_depth_control |= S_028800_BACKFACE_ENABLE(1); db_depth_control |= S_028800_STENCILFUNC_BF(state->stencil[1].func); db_stencil_control |= S_02842C_STENCILFAIL_BF(si_translate_stencil_op(state->stencil[1].fail_op)); db_stencil_control |= S_02842C_STENCILZPASS_BF(si_translate_stencil_op(state->stencil[1].zpass_op)); db_stencil_control |= S_02842C_STENCILZFAIL_BF(si_translate_stencil_op(state->stencil[1].zfail_op)); } } /* alpha */ if (state->alpha.enabled) { dsa->alpha_func = state->alpha.func; dsa->alpha_ref = state->alpha.ref_value; si_pm4_set_reg(pm4, R_00B030_SPI_SHADER_USER_DATA_PS_0 + SI_SGPR_ALPHA_REF * 4, fui(dsa->alpha_ref)); } else { dsa->alpha_func = PIPE_FUNC_ALWAYS; } /* misc */ db_render_control = 0; si_pm4_set_reg(pm4, R_028800_DB_DEPTH_CONTROL, db_depth_control); si_pm4_set_reg(pm4, R_028000_DB_RENDER_CONTROL, db_render_control); si_pm4_set_reg(pm4, R_02842C_DB_STENCIL_CONTROL, db_stencil_control); return dsa; } static void si_bind_dsa_state(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_state_dsa *dsa = state; if (state == NULL) return; si_pm4_bind_state(sctx, dsa, dsa); si_update_dsa_stencil_ref(sctx); } static void si_delete_dsa_state(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; si_pm4_delete_state(sctx, dsa, (struct si_state_dsa *)state); } static void *si_create_db_flush_dsa(struct si_context *sctx, bool copy_depth, bool copy_stencil, int sample) { struct pipe_depth_stencil_alpha_state dsa; struct si_state_dsa *state; memset(&dsa, 0, sizeof(dsa)); state = sctx->b.b.create_depth_stencil_alpha_state(&sctx->b.b, &dsa); if (copy_depth || copy_stencil) { si_pm4_set_reg(&state->pm4, R_028000_DB_RENDER_CONTROL, S_028000_DEPTH_COPY(copy_depth) | S_028000_STENCIL_COPY(copy_stencil) | S_028000_COPY_CENTROID(1) | S_028000_COPY_SAMPLE(sample)); } else { si_pm4_set_reg(&state->pm4, R_028000_DB_RENDER_CONTROL, S_028000_DEPTH_COMPRESS_DISABLE(1) | S_028000_STENCIL_COMPRESS_DISABLE(1)); } return state; } /* * format translation */ static uint32_t si_translate_colorformat(enum pipe_format format) { const struct util_format_description *desc = util_format_description(format); #define HAS_SIZE(x,y,z,w) \ (desc->channel[0].size == (x) && desc->channel[1].size == (y) && \ desc->channel[2].size == (z) && desc->channel[3].size == (w)) if (format == PIPE_FORMAT_R11G11B10_FLOAT) /* isn't plain */ return V_028C70_COLOR_10_11_11; if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN) return V_028C70_COLOR_INVALID; switch (desc->nr_channels) { case 1: switch (desc->channel[0].size) { case 8: return V_028C70_COLOR_8; case 16: return V_028C70_COLOR_16; case 32: return V_028C70_COLOR_32; } break; case 2: if (desc->channel[0].size == desc->channel[1].size) { switch (desc->channel[0].size) { case 8: return V_028C70_COLOR_8_8; case 16: return V_028C70_COLOR_16_16; case 32: return V_028C70_COLOR_32_32; } } else if (HAS_SIZE(8,24,0,0)) { return V_028C70_COLOR_24_8; } else if (HAS_SIZE(24,8,0,0)) { return V_028C70_COLOR_8_24; } break; case 3: if (HAS_SIZE(5,6,5,0)) { return V_028C70_COLOR_5_6_5; } else if (HAS_SIZE(32,8,24,0)) { return V_028C70_COLOR_X24_8_32_FLOAT; } break; case 4: if (desc->channel[0].size == desc->channel[1].size && desc->channel[0].size == desc->channel[2].size && desc->channel[0].size == desc->channel[3].size) { switch (desc->channel[0].size) { case 4: return V_028C70_COLOR_4_4_4_4; case 8: return V_028C70_COLOR_8_8_8_8; case 16: return V_028C70_COLOR_16_16_16_16; case 32: return V_028C70_COLOR_32_32_32_32; } } else if (HAS_SIZE(5,5,5,1)) { return V_028C70_COLOR_1_5_5_5; } else if (HAS_SIZE(10,10,10,2)) { return V_028C70_COLOR_2_10_10_10; } break; } return V_028C70_COLOR_INVALID; } static uint32_t si_colorformat_endian_swap(uint32_t colorformat) { if (SI_BIG_ENDIAN) { switch(colorformat) { /* 8-bit buffers. */ case V_028C70_COLOR_8: return V_028C70_ENDIAN_NONE; /* 16-bit buffers. */ case V_028C70_COLOR_5_6_5: case V_028C70_COLOR_1_5_5_5: case V_028C70_COLOR_4_4_4_4: case V_028C70_COLOR_16: case V_028C70_COLOR_8_8: return V_028C70_ENDIAN_8IN16; /* 32-bit buffers. */ case V_028C70_COLOR_8_8_8_8: case V_028C70_COLOR_2_10_10_10: case V_028C70_COLOR_8_24: case V_028C70_COLOR_24_8: case V_028C70_COLOR_16_16: return V_028C70_ENDIAN_8IN32; /* 64-bit buffers. */ case V_028C70_COLOR_16_16_16_16: return V_028C70_ENDIAN_8IN16; case V_028C70_COLOR_32_32: return V_028C70_ENDIAN_8IN32; /* 128-bit buffers. */ case V_028C70_COLOR_32_32_32_32: return V_028C70_ENDIAN_8IN32; default: return V_028C70_ENDIAN_NONE; /* Unsupported. */ } } else { return V_028C70_ENDIAN_NONE; } } /* Returns the size in bits of the widest component of a CB format */ static unsigned si_colorformat_max_comp_size(uint32_t colorformat) { switch(colorformat) { case V_028C70_COLOR_4_4_4_4: return 4; case V_028C70_COLOR_1_5_5_5: case V_028C70_COLOR_5_5_5_1: return 5; case V_028C70_COLOR_5_6_5: return 6; case V_028C70_COLOR_8: case V_028C70_COLOR_8_8: case V_028C70_COLOR_8_8_8_8: return 8; case V_028C70_COLOR_10_10_10_2: case V_028C70_COLOR_2_10_10_10: return 10; case V_028C70_COLOR_10_11_11: case V_028C70_COLOR_11_11_10: return 11; case V_028C70_COLOR_16: case V_028C70_COLOR_16_16: case V_028C70_COLOR_16_16_16_16: return 16; case V_028C70_COLOR_8_24: case V_028C70_COLOR_24_8: return 24; case V_028C70_COLOR_32: case V_028C70_COLOR_32_32: case V_028C70_COLOR_32_32_32_32: case V_028C70_COLOR_X24_8_32_FLOAT: return 32; } assert(!"Unknown maximum component size"); return 0; } static uint32_t si_translate_dbformat(enum pipe_format format) { switch (format) { case PIPE_FORMAT_Z16_UNORM: return V_028040_Z_16; case PIPE_FORMAT_S8_UINT_Z24_UNORM: case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_Z24X8_UNORM: case PIPE_FORMAT_Z24_UNORM_S8_UINT: return V_028040_Z_24; /* deprecated on SI */ case PIPE_FORMAT_Z32_FLOAT: case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: return V_028040_Z_32_FLOAT; default: return V_028040_Z_INVALID; } } /* * Texture translation */ static uint32_t si_translate_texformat(struct pipe_screen *screen, enum pipe_format format, const struct util_format_description *desc, int first_non_void) { struct si_screen *sscreen = (struct si_screen*)screen; bool enable_s3tc = sscreen->b.info.drm_minor >= 31; boolean uniform = TRUE; int i; /* Colorspace (return non-RGB formats directly). */ switch (desc->colorspace) { /* Depth stencil formats */ case UTIL_FORMAT_COLORSPACE_ZS: switch (format) { case PIPE_FORMAT_Z16_UNORM: return V_008F14_IMG_DATA_FORMAT_16; case PIPE_FORMAT_X24S8_UINT: case PIPE_FORMAT_Z24X8_UNORM: case PIPE_FORMAT_Z24_UNORM_S8_UINT: return V_008F14_IMG_DATA_FORMAT_8_24; case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_S8X24_UINT: case PIPE_FORMAT_S8_UINT_Z24_UNORM: return V_008F14_IMG_DATA_FORMAT_24_8; case PIPE_FORMAT_S8_UINT: return V_008F14_IMG_DATA_FORMAT_8; case PIPE_FORMAT_Z32_FLOAT: return V_008F14_IMG_DATA_FORMAT_32; case PIPE_FORMAT_X32_S8X24_UINT: case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: return V_008F14_IMG_DATA_FORMAT_X24_8_32; default: goto out_unknown; } case UTIL_FORMAT_COLORSPACE_YUV: goto out_unknown; /* TODO */ case UTIL_FORMAT_COLORSPACE_SRGB: if (desc->nr_channels != 4 && desc->nr_channels != 1) goto out_unknown; break; default: break; } if (desc->layout == UTIL_FORMAT_LAYOUT_RGTC) { if (!enable_s3tc) goto out_unknown; switch (format) { case PIPE_FORMAT_RGTC1_SNORM: case PIPE_FORMAT_LATC1_SNORM: case PIPE_FORMAT_RGTC1_UNORM: case PIPE_FORMAT_LATC1_UNORM: return V_008F14_IMG_DATA_FORMAT_BC4; case PIPE_FORMAT_RGTC2_SNORM: case PIPE_FORMAT_LATC2_SNORM: case PIPE_FORMAT_RGTC2_UNORM: case PIPE_FORMAT_LATC2_UNORM: return V_008F14_IMG_DATA_FORMAT_BC5; default: goto out_unknown; } } if (desc->layout == UTIL_FORMAT_LAYOUT_BPTC) { if (!enable_s3tc) goto out_unknown; switch (format) { case PIPE_FORMAT_BPTC_RGBA_UNORM: case PIPE_FORMAT_BPTC_SRGBA: return V_008F14_IMG_DATA_FORMAT_BC7; case PIPE_FORMAT_BPTC_RGB_FLOAT: case PIPE_FORMAT_BPTC_RGB_UFLOAT: return V_008F14_IMG_DATA_FORMAT_BC6; default: goto out_unknown; } } if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) { switch (format) { case PIPE_FORMAT_R8G8_B8G8_UNORM: case PIPE_FORMAT_G8R8_B8R8_UNORM: return V_008F14_IMG_DATA_FORMAT_GB_GR; case PIPE_FORMAT_G8R8_G8B8_UNORM: case PIPE_FORMAT_R8G8_R8B8_UNORM: return V_008F14_IMG_DATA_FORMAT_BG_RG; default: goto out_unknown; } } if (desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { if (!enable_s3tc) goto out_unknown; if (!util_format_s3tc_enabled) { goto out_unknown; } switch (format) { case PIPE_FORMAT_DXT1_RGB: case PIPE_FORMAT_DXT1_RGBA: case PIPE_FORMAT_DXT1_SRGB: case PIPE_FORMAT_DXT1_SRGBA: return V_008F14_IMG_DATA_FORMAT_BC1; case PIPE_FORMAT_DXT3_RGBA: case PIPE_FORMAT_DXT3_SRGBA: return V_008F14_IMG_DATA_FORMAT_BC2; case PIPE_FORMAT_DXT5_RGBA: case PIPE_FORMAT_DXT5_SRGBA: return V_008F14_IMG_DATA_FORMAT_BC3; default: goto out_unknown; } } if (format == PIPE_FORMAT_R9G9B9E5_FLOAT) { return V_008F14_IMG_DATA_FORMAT_5_9_9_9; } else if (format == PIPE_FORMAT_R11G11B10_FLOAT) { return V_008F14_IMG_DATA_FORMAT_10_11_11; } /* R8G8Bx_SNORM - TODO CxV8U8 */ /* See whether the components are of the same size. */ for (i = 1; i < desc->nr_channels; i++) { uniform = uniform && desc->channel[0].size == desc->channel[i].size; } /* Non-uniform formats. */ if (!uniform) { switch(desc->nr_channels) { case 3: if (desc->channel[0].size == 5 && desc->channel[1].size == 6 && desc->channel[2].size == 5) { return V_008F14_IMG_DATA_FORMAT_5_6_5; } goto out_unknown; case 4: if (desc->channel[0].size == 5 && desc->channel[1].size == 5 && desc->channel[2].size == 5 && desc->channel[3].size == 1) { return V_008F14_IMG_DATA_FORMAT_1_5_5_5; } if (desc->channel[0].size == 10 && desc->channel[1].size == 10 && desc->channel[2].size == 10 && desc->channel[3].size == 2) { return V_008F14_IMG_DATA_FORMAT_2_10_10_10; } goto out_unknown; } goto out_unknown; } if (first_non_void < 0 || first_non_void > 3) goto out_unknown; /* uniform formats */ switch (desc->channel[first_non_void].size) { case 4: switch (desc->nr_channels) { #if 0 /* Not supported for render targets */ case 2: return V_008F14_IMG_DATA_FORMAT_4_4; #endif case 4: return V_008F14_IMG_DATA_FORMAT_4_4_4_4; } break; case 8: switch (desc->nr_channels) { case 1: return V_008F14_IMG_DATA_FORMAT_8; case 2: return V_008F14_IMG_DATA_FORMAT_8_8; case 4: return V_008F14_IMG_DATA_FORMAT_8_8_8_8; } break; case 16: switch (desc->nr_channels) { case 1: return V_008F14_IMG_DATA_FORMAT_16; case 2: return V_008F14_IMG_DATA_FORMAT_16_16; case 4: return V_008F14_IMG_DATA_FORMAT_16_16_16_16; } break; case 32: switch (desc->nr_channels) { case 1: return V_008F14_IMG_DATA_FORMAT_32; case 2: return V_008F14_IMG_DATA_FORMAT_32_32; #if 0 /* Not supported for render targets */ case 3: return V_008F14_IMG_DATA_FORMAT_32_32_32; #endif case 4: return V_008F14_IMG_DATA_FORMAT_32_32_32_32; } } out_unknown: /* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */ return ~0; } static unsigned si_tex_wrap(unsigned wrap) { switch (wrap) { default: case PIPE_TEX_WRAP_REPEAT: return V_008F30_SQ_TEX_WRAP; case PIPE_TEX_WRAP_CLAMP: return V_008F30_SQ_TEX_CLAMP_HALF_BORDER; case PIPE_TEX_WRAP_CLAMP_TO_EDGE: return V_008F30_SQ_TEX_CLAMP_LAST_TEXEL; case PIPE_TEX_WRAP_CLAMP_TO_BORDER: return V_008F30_SQ_TEX_CLAMP_BORDER; case PIPE_TEX_WRAP_MIRROR_REPEAT: return V_008F30_SQ_TEX_MIRROR; case PIPE_TEX_WRAP_MIRROR_CLAMP: return V_008F30_SQ_TEX_MIRROR_ONCE_HALF_BORDER; case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE: return V_008F30_SQ_TEX_MIRROR_ONCE_LAST_TEXEL; case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER: return V_008F30_SQ_TEX_MIRROR_ONCE_BORDER; } } static unsigned si_tex_filter(unsigned filter) { switch (filter) { default: case PIPE_TEX_FILTER_NEAREST: return V_008F38_SQ_TEX_XY_FILTER_POINT; case PIPE_TEX_FILTER_LINEAR: return V_008F38_SQ_TEX_XY_FILTER_BILINEAR; } } static unsigned si_tex_mipfilter(unsigned filter) { switch (filter) { case PIPE_TEX_MIPFILTER_NEAREST: return V_008F38_SQ_TEX_Z_FILTER_POINT; case PIPE_TEX_MIPFILTER_LINEAR: return V_008F38_SQ_TEX_Z_FILTER_LINEAR; default: case PIPE_TEX_MIPFILTER_NONE: return V_008F38_SQ_TEX_Z_FILTER_NONE; } } static unsigned si_tex_compare(unsigned compare) { switch (compare) { default: case PIPE_FUNC_NEVER: return V_008F30_SQ_TEX_DEPTH_COMPARE_NEVER; case PIPE_FUNC_LESS: return V_008F30_SQ_TEX_DEPTH_COMPARE_LESS; case PIPE_FUNC_EQUAL: return V_008F30_SQ_TEX_DEPTH_COMPARE_EQUAL; case PIPE_FUNC_LEQUAL: return V_008F30_SQ_TEX_DEPTH_COMPARE_LESSEQUAL; case PIPE_FUNC_GREATER: return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATER; case PIPE_FUNC_NOTEQUAL: return V_008F30_SQ_TEX_DEPTH_COMPARE_NOTEQUAL; case PIPE_FUNC_GEQUAL: return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL; case PIPE_FUNC_ALWAYS: return V_008F30_SQ_TEX_DEPTH_COMPARE_ALWAYS; } } static unsigned si_tex_dim(unsigned dim, unsigned nr_samples) { switch (dim) { default: case PIPE_TEXTURE_1D: return V_008F1C_SQ_RSRC_IMG_1D; case PIPE_TEXTURE_1D_ARRAY: return V_008F1C_SQ_RSRC_IMG_1D_ARRAY; case PIPE_TEXTURE_2D: case PIPE_TEXTURE_RECT: return nr_samples > 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA : V_008F1C_SQ_RSRC_IMG_2D; case PIPE_TEXTURE_2D_ARRAY: return nr_samples > 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA_ARRAY : V_008F1C_SQ_RSRC_IMG_2D_ARRAY; case PIPE_TEXTURE_3D: return V_008F1C_SQ_RSRC_IMG_3D; case PIPE_TEXTURE_CUBE: case PIPE_TEXTURE_CUBE_ARRAY: return V_008F1C_SQ_RSRC_IMG_CUBE; } } /* * Format support testing */ static bool si_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format) { return si_translate_texformat(screen, format, util_format_description(format), util_format_get_first_non_void_channel(format)) != ~0U; } static uint32_t si_translate_buffer_dataformat(struct pipe_screen *screen, const struct util_format_description *desc, int first_non_void) { unsigned type = desc->channel[first_non_void].type; int i; if (type == UTIL_FORMAT_TYPE_FIXED) return V_008F0C_BUF_DATA_FORMAT_INVALID; if (desc->format == PIPE_FORMAT_R11G11B10_FLOAT) return V_008F0C_BUF_DATA_FORMAT_10_11_11; if (desc->nr_channels == 4 && desc->channel[0].size == 10 && desc->channel[1].size == 10 && desc->channel[2].size == 10 && desc->channel[3].size == 2) return V_008F0C_BUF_DATA_FORMAT_2_10_10_10; /* See whether the components are of the same size. */ for (i = 0; i < desc->nr_channels; i++) { if (desc->channel[first_non_void].size != desc->channel[i].size) return V_008F0C_BUF_DATA_FORMAT_INVALID; } switch (desc->channel[first_non_void].size) { case 8: switch (desc->nr_channels) { case 1: return V_008F0C_BUF_DATA_FORMAT_8; case 2: return V_008F0C_BUF_DATA_FORMAT_8_8; case 3: case 4: return V_008F0C_BUF_DATA_FORMAT_8_8_8_8; } break; case 16: switch (desc->nr_channels) { case 1: return V_008F0C_BUF_DATA_FORMAT_16; case 2: return V_008F0C_BUF_DATA_FORMAT_16_16; case 3: case 4: return V_008F0C_BUF_DATA_FORMAT_16_16_16_16; } break; case 32: /* From the Southern Islands ISA documentation about MTBUF: * 'Memory reads of data in memory that is 32 or 64 bits do not * undergo any format conversion.' */ if (type != UTIL_FORMAT_TYPE_FLOAT && !desc->channel[first_non_void].pure_integer) return V_008F0C_BUF_DATA_FORMAT_INVALID; switch (desc->nr_channels) { case 1: return V_008F0C_BUF_DATA_FORMAT_32; case 2: return V_008F0C_BUF_DATA_FORMAT_32_32; case 3: return V_008F0C_BUF_DATA_FORMAT_32_32_32; case 4: return V_008F0C_BUF_DATA_FORMAT_32_32_32_32; } break; } return V_008F0C_BUF_DATA_FORMAT_INVALID; } static uint32_t si_translate_buffer_numformat(struct pipe_screen *screen, const struct util_format_description *desc, int first_non_void) { if (desc->format == PIPE_FORMAT_R11G11B10_FLOAT) return V_008F0C_BUF_NUM_FORMAT_FLOAT; switch (desc->channel[first_non_void].type) { case UTIL_FORMAT_TYPE_SIGNED: if (desc->channel[first_non_void].normalized) return V_008F0C_BUF_NUM_FORMAT_SNORM; else if (desc->channel[first_non_void].pure_integer) return V_008F0C_BUF_NUM_FORMAT_SINT; else return V_008F0C_BUF_NUM_FORMAT_SSCALED; break; case UTIL_FORMAT_TYPE_UNSIGNED: if (desc->channel[first_non_void].normalized) return V_008F0C_BUF_NUM_FORMAT_UNORM; else if (desc->channel[first_non_void].pure_integer) return V_008F0C_BUF_NUM_FORMAT_UINT; else return V_008F0C_BUF_NUM_FORMAT_USCALED; break; case UTIL_FORMAT_TYPE_FLOAT: default: return V_008F0C_BUF_NUM_FORMAT_FLOAT; } } static bool si_is_vertex_format_supported(struct pipe_screen *screen, enum pipe_format format) { const struct util_format_description *desc; int first_non_void; unsigned data_format; desc = util_format_description(format); first_non_void = util_format_get_first_non_void_channel(format); data_format = si_translate_buffer_dataformat(screen, desc, first_non_void); return data_format != V_008F0C_BUF_DATA_FORMAT_INVALID; } static bool si_is_colorbuffer_format_supported(enum pipe_format format) { return si_translate_colorformat(format) != V_028C70_COLOR_INVALID && r600_translate_colorswap(format) != ~0U; } static bool si_is_zs_format_supported(enum pipe_format format) { return si_translate_dbformat(format) != V_028040_Z_INVALID; } boolean si_is_format_supported(struct pipe_screen *screen, enum pipe_format format, enum pipe_texture_target target, unsigned sample_count, unsigned usage) { struct si_screen *sscreen = (struct si_screen *)screen; unsigned retval = 0; if (target >= PIPE_MAX_TEXTURE_TYPES) { R600_ERR("r600: unsupported texture type %d\n", target); return FALSE; } if (!util_format_is_supported(format, usage)) return FALSE; if (sample_count > 1) { /* 2D tiling on CIK is supported since DRM 2.35.0 */ if (sscreen->b.chip_class >= CIK && sscreen->b.info.drm_minor < 35) return FALSE; switch (sample_count) { case 2: case 4: case 8: break; default: return FALSE; } } if (usage & PIPE_BIND_SAMPLER_VIEW) { if (target == PIPE_BUFFER) { if (si_is_vertex_format_supported(screen, format)) retval |= PIPE_BIND_SAMPLER_VIEW; } else { if (si_is_sampler_format_supported(screen, format)) retval |= PIPE_BIND_SAMPLER_VIEW; } } if ((usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT | PIPE_BIND_SHARED | PIPE_BIND_BLENDABLE)) && si_is_colorbuffer_format_supported(format)) { retval |= usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT | PIPE_BIND_SHARED); if (!util_format_is_pure_integer(format) && !util_format_is_depth_or_stencil(format)) retval |= usage & PIPE_BIND_BLENDABLE; } if ((usage & PIPE_BIND_DEPTH_STENCIL) && si_is_zs_format_supported(format)) { retval |= PIPE_BIND_DEPTH_STENCIL; } if ((usage & PIPE_BIND_VERTEX_BUFFER) && si_is_vertex_format_supported(screen, format)) { retval |= PIPE_BIND_VERTEX_BUFFER; } if (usage & PIPE_BIND_TRANSFER_READ) retval |= PIPE_BIND_TRANSFER_READ; if (usage & PIPE_BIND_TRANSFER_WRITE) retval |= PIPE_BIND_TRANSFER_WRITE; return retval == usage; } unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool stencil) { unsigned tile_mode_index = 0; if (stencil) { tile_mode_index = rtex->surface.stencil_tiling_index[level]; } else { tile_mode_index = rtex->surface.tiling_index[level]; } return tile_mode_index; } /* * framebuffer handling */ static void si_initialize_color_surface(struct si_context *sctx, struct r600_surface *surf) { struct r600_texture *rtex = (struct r600_texture*)surf->base.texture; unsigned level = surf->base.u.tex.level; uint64_t offset = rtex->surface.level[level].offset; unsigned pitch, slice; unsigned color_info, color_attrib, color_pitch, color_view; unsigned tile_mode_index; unsigned format, swap, ntype, endian; const struct util_format_description *desc; int i; unsigned blend_clamp = 0, blend_bypass = 0; unsigned max_comp_size; /* Layered rendering doesn't work with LINEAR_GENERAL. * (LINEAR_ALIGNED and others work) */ if (rtex->surface.level[level].mode == RADEON_SURF_MODE_LINEAR) { assert(surf->base.u.tex.first_layer == surf->base.u.tex.last_layer); offset += rtex->surface.level[level].slice_size * surf->base.u.tex.first_layer; color_view = 0; } else { color_view = S_028C6C_SLICE_START(surf->base.u.tex.first_layer) | S_028C6C_SLICE_MAX(surf->base.u.tex.last_layer); } pitch = (rtex->surface.level[level].nblk_x) / 8 - 1; slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64; if (slice) { slice = slice - 1; } tile_mode_index = si_tile_mode_index(rtex, level, false); desc = util_format_description(surf->base.format); for (i = 0; i < 4; i++) { if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) { break; } } if (i == 4 || desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) { ntype = V_028C70_NUMBER_FLOAT; } else { ntype = V_028C70_NUMBER_UNORM; if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) ntype = V_028C70_NUMBER_SRGB; else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) { if (desc->channel[i].pure_integer) { ntype = V_028C70_NUMBER_SINT; } else { assert(desc->channel[i].normalized); ntype = V_028C70_NUMBER_SNORM; } } else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) { if (desc->channel[i].pure_integer) { ntype = V_028C70_NUMBER_UINT; } else { assert(desc->channel[i].normalized); ntype = V_028C70_NUMBER_UNORM; } } } format = si_translate_colorformat(surf->base.format); if (format == V_028C70_COLOR_INVALID) { R600_ERR("Invalid CB format: %d, disabling CB.\n", surf->base.format); } assert(format != V_028C70_COLOR_INVALID); swap = r600_translate_colorswap(surf->base.format); if (rtex->resource.b.b.usage == PIPE_USAGE_STAGING) { endian = V_028C70_ENDIAN_NONE; } else { endian = si_colorformat_endian_swap(format); } /* blend clamp should be set for all NORM/SRGB types */ if (ntype == V_028C70_NUMBER_UNORM || ntype == V_028C70_NUMBER_SNORM || ntype == V_028C70_NUMBER_SRGB) blend_clamp = 1; /* set blend bypass according to docs if SINT/UINT or 8/24 COLOR variants */ if (ntype == V_028C70_NUMBER_UINT || ntype == V_028C70_NUMBER_SINT || format == V_028C70_COLOR_8_24 || format == V_028C70_COLOR_24_8 || format == V_028C70_COLOR_X24_8_32_FLOAT) { blend_clamp = 0; blend_bypass = 1; } color_info = S_028C70_FORMAT(format) | S_028C70_COMP_SWAP(swap) | S_028C70_BLEND_CLAMP(blend_clamp) | S_028C70_BLEND_BYPASS(blend_bypass) | S_028C70_NUMBER_TYPE(ntype) | S_028C70_ENDIAN(endian); color_pitch = S_028C64_TILE_MAX(pitch); color_attrib = S_028C74_TILE_MODE_INDEX(tile_mode_index) | S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] == UTIL_FORMAT_SWIZZLE_1); if (rtex->resource.b.b.nr_samples > 1) { unsigned log_samples = util_logbase2(rtex->resource.b.b.nr_samples); color_attrib |= S_028C74_NUM_SAMPLES(log_samples) | S_028C74_NUM_FRAGMENTS(log_samples); if (rtex->fmask.size) { color_info |= S_028C70_COMPRESSION(1); unsigned fmask_bankh = util_logbase2(rtex->fmask.bank_height); color_attrib |= S_028C74_FMASK_TILE_MODE_INDEX(rtex->fmask.tile_mode_index); if (sctx->b.chip_class == SI) { /* due to a hw bug, FMASK_BANK_HEIGHT must be set on SI too */ color_attrib |= S_028C74_FMASK_BANK_HEIGHT(fmask_bankh); } if (sctx->b.chip_class >= CIK) { color_pitch |= S_028C64_FMASK_TILE_MAX(rtex->fmask.pitch / 8 - 1); } } } offset += rtex->resource.gpu_address; surf->cb_color_base = offset >> 8; surf->cb_color_pitch = color_pitch; surf->cb_color_slice = S_028C68_TILE_MAX(slice); surf->cb_color_view = color_view; surf->cb_color_info = color_info; surf->cb_color_attrib = color_attrib; if (rtex->fmask.size) { surf->cb_color_fmask = (offset + rtex->fmask.offset) >> 8; surf->cb_color_fmask_slice = S_028C88_TILE_MAX(rtex->fmask.slice_tile_max); } else { /* This must be set for fast clear to work without FMASK. */ surf->cb_color_fmask = surf->cb_color_base; surf->cb_color_fmask_slice = surf->cb_color_slice; surf->cb_color_attrib |= S_028C74_FMASK_TILE_MODE_INDEX(tile_mode_index); if (sctx->b.chip_class == SI) { unsigned bankh = util_logbase2(rtex->surface.bankh); surf->cb_color_attrib |= S_028C74_FMASK_BANK_HEIGHT(bankh); } if (sctx->b.chip_class >= CIK) { surf->cb_color_pitch |= S_028C64_FMASK_TILE_MAX(pitch); } } /* Determine pixel shader export format */ max_comp_size = si_colorformat_max_comp_size(format); if (ntype == V_028C70_NUMBER_SRGB || ((ntype == V_028C70_NUMBER_UNORM || ntype == V_028C70_NUMBER_SNORM) && max_comp_size <= 10) || (ntype == V_028C70_NUMBER_FLOAT && max_comp_size <= 16)) { surf->export_16bpc = true; } surf->color_initialized = true; } static void si_init_depth_surface(struct si_context *sctx, struct r600_surface *surf) { struct si_screen *sscreen = sctx->screen; struct r600_texture *rtex = (struct r600_texture*)surf->base.texture; unsigned level = surf->base.u.tex.level; unsigned pitch, slice, format, tile_mode_index, array_mode; unsigned macro_aspect, tile_split, stile_split, bankh, bankw, nbanks, pipe_config; uint32_t z_info, s_info, db_depth_info; uint64_t z_offs, s_offs; uint32_t db_htile_data_base, db_htile_surface, pa_su_poly_offset_db_fmt_cntl = 0; switch (sctx->framebuffer.state.zsbuf->texture->format) { case PIPE_FORMAT_S8_UINT_Z24_UNORM: case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_Z24X8_UNORM: case PIPE_FORMAT_Z24_UNORM_S8_UINT: pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-24); break; case PIPE_FORMAT_Z32_FLOAT: case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-23) | S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1); break; case PIPE_FORMAT_Z16_UNORM: pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-16); break; default: assert(0); } format = si_translate_dbformat(rtex->resource.b.b.format); if (format == V_028040_Z_INVALID) { R600_ERR("Invalid DB format: %d, disabling DB.\n", rtex->resource.b.b.format); } assert(format != V_028040_Z_INVALID); s_offs = z_offs = rtex->resource.gpu_address; z_offs += rtex->surface.level[level].offset; s_offs += rtex->surface.stencil_level[level].offset; pitch = (rtex->surface.level[level].nblk_x / 8) - 1; slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64; if (slice) { slice = slice - 1; } db_depth_info = S_02803C_ADDR5_SWIZZLE_MASK(1); z_info = S_028040_FORMAT(format); if (rtex->resource.b.b.nr_samples > 1) { z_info |= S_028040_NUM_SAMPLES(util_logbase2(rtex->resource.b.b.nr_samples)); } if (rtex->surface.flags & RADEON_SURF_SBUFFER) s_info = S_028044_FORMAT(V_028044_STENCIL_8); else s_info = S_028044_FORMAT(V_028044_STENCIL_INVALID); if (sctx->b.chip_class >= CIK) { switch (rtex->surface.level[level].mode) { case RADEON_SURF_MODE_2D: array_mode = V_02803C_ARRAY_2D_TILED_THIN1; break; case RADEON_SURF_MODE_1D: case RADEON_SURF_MODE_LINEAR_ALIGNED: case RADEON_SURF_MODE_LINEAR: default: array_mode = V_02803C_ARRAY_1D_TILED_THIN1; break; } tile_split = rtex->surface.tile_split; stile_split = rtex->surface.stencil_tile_split; macro_aspect = rtex->surface.mtilea; bankw = rtex->surface.bankw; bankh = rtex->surface.bankh; tile_split = cik_tile_split(tile_split); stile_split = cik_tile_split(stile_split); macro_aspect = cik_macro_tile_aspect(macro_aspect); bankw = cik_bank_wh(bankw); bankh = cik_bank_wh(bankh); nbanks = si_num_banks(sscreen, rtex); tile_mode_index = si_tile_mode_index(rtex, level, false); pipe_config = cik_db_pipe_config(sscreen, tile_mode_index); db_depth_info |= S_02803C_ARRAY_MODE(array_mode) | S_02803C_PIPE_CONFIG(pipe_config) | S_02803C_BANK_WIDTH(bankw) | S_02803C_BANK_HEIGHT(bankh) | S_02803C_MACRO_TILE_ASPECT(macro_aspect) | S_02803C_NUM_BANKS(nbanks); z_info |= S_028040_TILE_SPLIT(tile_split); s_info |= S_028044_TILE_SPLIT(stile_split); } else { tile_mode_index = si_tile_mode_index(rtex, level, false); z_info |= S_028040_TILE_MODE_INDEX(tile_mode_index); tile_mode_index = si_tile_mode_index(rtex, level, true); s_info |= S_028044_TILE_MODE_INDEX(tile_mode_index); } /* HiZ aka depth buffer htile */ /* use htile only for first level */ if (rtex->htile_buffer && !level) { const struct util_format_description *fmt_desc; z_info |= S_028040_TILE_SURFACE_ENABLE(1); /* This is optimal for the clear value of 1.0 and using * the LESS and LEQUAL test functions. Set this to 0 * for the opposite case. This can only be changed when * clearing. */ z_info |= S_028040_ZRANGE_PRECISION(1); fmt_desc = util_format_description(rtex->resource.b.b.format); if (!util_format_has_stencil(fmt_desc)) { /* Use all of the htile_buffer for depth */ s_info |= S_028044_TILE_STENCIL_DISABLE(1); } uint64_t va = rtex->htile_buffer->gpu_address; db_htile_data_base = va >> 8; db_htile_surface = S_028ABC_FULL_CACHE(1); } else { db_htile_data_base = 0; db_htile_surface = 0; } surf->db_depth_view = S_028008_SLICE_START(surf->base.u.tex.first_layer) | S_028008_SLICE_MAX(surf->base.u.tex.last_layer); surf->db_htile_data_base = db_htile_data_base; surf->db_depth_info = db_depth_info; surf->db_z_info = z_info; surf->db_stencil_info = s_info; surf->db_depth_base = z_offs >> 8; surf->db_stencil_base = s_offs >> 8; surf->db_depth_size = S_028058_PITCH_TILE_MAX(pitch); surf->db_depth_slice = S_02805C_SLICE_TILE_MAX(slice); surf->db_htile_surface = db_htile_surface; surf->pa_su_poly_offset_db_fmt_cntl = pa_su_poly_offset_db_fmt_cntl; surf->depth_initialized = true; } static void si_set_framebuffer_state(struct pipe_context *ctx, const struct pipe_framebuffer_state *state) { struct si_context *sctx = (struct si_context *)ctx; struct pipe_constant_buffer constbuf = {0}; struct r600_surface *surf = NULL; struct r600_texture *rtex; int i; if (sctx->framebuffer.state.nr_cbufs) { sctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_CB | R600_CONTEXT_FLUSH_AND_INV_CB_META; } if (sctx->framebuffer.state.zsbuf) { sctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_DB | R600_CONTEXT_FLUSH_AND_INV_DB_META; } util_copy_framebuffer_state(&sctx->framebuffer.state, state); sctx->framebuffer.export_16bpc = 0; sctx->framebuffer.compressed_cb_mask = 0; sctx->framebuffer.nr_samples = util_framebuffer_get_num_samples(state); sctx->framebuffer.log_samples = util_logbase2(sctx->framebuffer.nr_samples); sctx->framebuffer.cb0_is_integer = state->nr_cbufs && state->cbufs[0] && util_format_is_pure_integer(state->cbufs[0]->format); for (i = 0; i < state->nr_cbufs; i++) { if (!state->cbufs[i]) continue; surf = (struct r600_surface*)state->cbufs[i]; rtex = (struct r600_texture*)surf->base.texture; if (!surf->color_initialized) { si_initialize_color_surface(sctx, surf); } if (surf->export_16bpc) { sctx->framebuffer.export_16bpc |= 1 << i; } if (rtex->fmask.size && rtex->cmask.size) { sctx->framebuffer.compressed_cb_mask |= 1 << i; } } /* Set the 16BPC export for possible dual-src blending. */ if (i == 1 && surf && surf->export_16bpc) { sctx->framebuffer.export_16bpc |= 1 << 1; } assert(!(sctx->framebuffer.export_16bpc & ~0xff)); if (state->zsbuf) { surf = (struct r600_surface*)state->zsbuf; if (!surf->depth_initialized) { si_init_depth_surface(sctx, surf); } } si_update_fb_rs_state(sctx); si_update_fb_blend_state(sctx); sctx->framebuffer.atom.num_dw = state->nr_cbufs*15 + (8 - state->nr_cbufs)*3; sctx->framebuffer.atom.num_dw += state->zsbuf ? 23 : 4; sctx->framebuffer.atom.num_dw += 3; /* WINDOW_SCISSOR_BR */ sctx->framebuffer.atom.num_dw += 18; /* MSAA sample locations */ sctx->framebuffer.atom.dirty = true; sctx->msaa_config.dirty = true; /* Set sample locations as fragment shader constants. */ switch (sctx->framebuffer.nr_samples) { case 1: constbuf.user_buffer = sctx->b.sample_locations_1x; break; case 2: constbuf.user_buffer = sctx->b.sample_locations_2x; break; case 4: constbuf.user_buffer = sctx->b.sample_locations_4x; break; case 8: constbuf.user_buffer = sctx->b.sample_locations_8x; break; case 16: constbuf.user_buffer = sctx->b.sample_locations_16x; break; default: assert(0); } constbuf.buffer_size = sctx->framebuffer.nr_samples * 2 * 4; ctx->set_constant_buffer(ctx, PIPE_SHADER_FRAGMENT, SI_DRIVER_STATE_CONST_BUF, &constbuf); } static void si_emit_framebuffer_state(struct si_context *sctx, struct r600_atom *atom) { struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs; struct pipe_framebuffer_state *state = &sctx->framebuffer.state; unsigned i, nr_cbufs = state->nr_cbufs; struct r600_texture *tex = NULL; struct r600_surface *cb = NULL; /* Colorbuffers. */ for (i = 0; i < nr_cbufs; i++) { cb = (struct r600_surface*)state->cbufs[i]; if (!cb) { r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C, S_028C70_FORMAT(V_028C70_COLOR_INVALID)); continue; } tex = (struct r600_texture *)cb->base.texture; r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, &tex->resource, RADEON_USAGE_READWRITE, tex->surface.nsamples > 1 ? RADEON_PRIO_COLOR_BUFFER_MSAA : RADEON_PRIO_COLOR_BUFFER); if (tex->cmask_buffer && tex->cmask_buffer != &tex->resource) { r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, tex->cmask_buffer, RADEON_USAGE_READWRITE, RADEON_PRIO_COLOR_META); } r600_write_context_reg_seq(cs, R_028C60_CB_COLOR0_BASE + i * 0x3C, 13); radeon_emit(cs, cb->cb_color_base); /* R_028C60_CB_COLOR0_BASE */ radeon_emit(cs, cb->cb_color_pitch); /* R_028C64_CB_COLOR0_PITCH */ radeon_emit(cs, cb->cb_color_slice); /* R_028C68_CB_COLOR0_SLICE */ radeon_emit(cs, cb->cb_color_view); /* R_028C6C_CB_COLOR0_VIEW */ radeon_emit(cs, cb->cb_color_info | tex->cb_color_info); /* R_028C70_CB_COLOR0_INFO */ radeon_emit(cs, cb->cb_color_attrib); /* R_028C74_CB_COLOR0_ATTRIB */ radeon_emit(cs, 0); /* R_028C78 unused */ radeon_emit(cs, tex->cmask.base_address_reg); /* R_028C7C_CB_COLOR0_CMASK */ radeon_emit(cs, tex->cmask.slice_tile_max); /* R_028C80_CB_COLOR0_CMASK_SLICE */ radeon_emit(cs, cb->cb_color_fmask); /* R_028C84_CB_COLOR0_FMASK */ radeon_emit(cs, cb->cb_color_fmask_slice); /* R_028C88_CB_COLOR0_FMASK_SLICE */ radeon_emit(cs, tex->color_clear_value[0]); /* R_028C8C_CB_COLOR0_CLEAR_WORD0 */ radeon_emit(cs, tex->color_clear_value[1]); /* R_028C90_CB_COLOR0_CLEAR_WORD1 */ } /* set CB_COLOR1_INFO for possible dual-src blending */ if (i == 1 && state->cbufs[0]) { r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + 1 * 0x3C, cb->cb_color_info | tex->cb_color_info); i++; } for (; i < 8 ; i++) { r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C, 0); } /* ZS buffer. */ if (state->zsbuf) { struct r600_surface *zb = (struct r600_surface*)state->zsbuf; struct r600_texture *rtex = (struct r600_texture*)zb->base.texture; r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, &rtex->resource, RADEON_USAGE_READWRITE, zb->base.texture->nr_samples > 1 ? RADEON_PRIO_DEPTH_BUFFER_MSAA : RADEON_PRIO_DEPTH_BUFFER); if (zb->db_htile_data_base) { r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, rtex->htile_buffer, RADEON_USAGE_READWRITE, RADEON_PRIO_DEPTH_META); } r600_write_context_reg(cs, R_028008_DB_DEPTH_VIEW, zb->db_depth_view); r600_write_context_reg(cs, R_028014_DB_HTILE_DATA_BASE, zb->db_htile_data_base); r600_write_context_reg_seq(cs, R_02803C_DB_DEPTH_INFO, 9); radeon_emit(cs, zb->db_depth_info); /* R_02803C_DB_DEPTH_INFO */ radeon_emit(cs, zb->db_z_info); /* R_028040_DB_Z_INFO */ radeon_emit(cs, zb->db_stencil_info); /* R_028044_DB_STENCIL_INFO */ radeon_emit(cs, zb->db_depth_base); /* R_028048_DB_Z_READ_BASE */ radeon_emit(cs, zb->db_stencil_base); /* R_02804C_DB_STENCIL_READ_BASE */ radeon_emit(cs, zb->db_depth_base); /* R_028050_DB_Z_WRITE_BASE */ radeon_emit(cs, zb->db_stencil_base); /* R_028054_DB_STENCIL_WRITE_BASE */ radeon_emit(cs, zb->db_depth_size); /* R_028058_DB_DEPTH_SIZE */ radeon_emit(cs, zb->db_depth_slice); /* R_02805C_DB_DEPTH_SLICE */ r600_write_context_reg(cs, R_028ABC_DB_HTILE_SURFACE, zb->db_htile_surface); r600_write_context_reg(cs, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL, zb->pa_su_poly_offset_db_fmt_cntl); } else { r600_write_context_reg_seq(cs, R_028040_DB_Z_INFO, 2); radeon_emit(cs, S_028040_FORMAT(V_028040_Z_INVALID)); /* R_028040_DB_Z_INFO */ radeon_emit(cs, S_028044_FORMAT(V_028044_STENCIL_INVALID)); /* R_028044_DB_STENCIL_INFO */ } /* Framebuffer dimensions. */ /* PA_SC_WINDOW_SCISSOR_TL is set in si_init_config() */ r600_write_context_reg(cs, R_028208_PA_SC_WINDOW_SCISSOR_BR, S_028208_BR_X(state->width) | S_028208_BR_Y(state->height)); cayman_emit_msaa_sample_locs(cs, sctx->framebuffer.nr_samples); } static void si_emit_msaa_config(struct r600_common_context *rctx, struct r600_atom *atom) { struct si_context *sctx = (struct si_context *)rctx; struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs; cayman_emit_msaa_config(cs, sctx->framebuffer.nr_samples, sctx->ps_iter_samples); } const struct r600_atom si_atom_msaa_config = { si_emit_msaa_config, 10 }; /* number of CS dwords */ static void si_set_min_samples(struct pipe_context *ctx, unsigned min_samples) { struct si_context *sctx = (struct si_context *)ctx; if (sctx->ps_iter_samples == min_samples) return; sctx->ps_iter_samples = min_samples; if (sctx->framebuffer.nr_samples > 1) sctx->msaa_config.dirty = true; } /* * shaders */ /* Compute the key for the hw shader variant */ static INLINE void si_shader_selector_key(struct pipe_context *ctx, struct si_pipe_shader_selector *sel, union si_shader_key *key) { struct si_context *sctx = (struct si_context *)ctx; memset(key, 0, sizeof(*key)); if ((sel->type == PIPE_SHADER_VERTEX || sel->type == PIPE_SHADER_GEOMETRY) && sctx->queued.named.rasterizer) { if (sctx->queued.named.rasterizer->clip_plane_enable & 0xf0) key->vs.ucps_enabled |= 0x2; if (sctx->queued.named.rasterizer->clip_plane_enable & 0xf) key->vs.ucps_enabled |= 0x1; } if (sel->type == PIPE_SHADER_VERTEX) { unsigned i; if (!sctx->vertex_elements) return; for (i = 0; i < sctx->vertex_elements->count; ++i) key->vs.instance_divisors[i] = sctx->vertex_elements->elements[i].instance_divisor; key->vs.as_es = sctx->gs_shader != NULL; } else if (sel->type == PIPE_SHADER_FRAGMENT) { if (sel->fs_write_all) key->ps.nr_cbufs = sctx->framebuffer.state.nr_cbufs; key->ps.export_16bpc = sctx->framebuffer.export_16bpc; if (sctx->queued.named.rasterizer) { key->ps.color_two_side = sctx->queued.named.rasterizer->two_side; key->ps.flatshade = sctx->queued.named.rasterizer->flatshade; key->ps.interp_at_sample = sctx->framebuffer.nr_samples > 1 && sctx->ps_iter_samples == sctx->framebuffer.nr_samples; if (sctx->queued.named.blend) { key->ps.alpha_to_one = sctx->queued.named.blend->alpha_to_one && sctx->queued.named.rasterizer->multisample_enable && !sctx->framebuffer.cb0_is_integer; } } if (sctx->queued.named.dsa) { key->ps.alpha_func = sctx->queued.named.dsa->alpha_func; /* Alpha-test should be disabled if colorbuffer 0 is integer. */ if (sctx->framebuffer.cb0_is_integer) key->ps.alpha_func = PIPE_FUNC_ALWAYS; } else { key->ps.alpha_func = PIPE_FUNC_ALWAYS; } } } /* Select the hw shader variant depending on the current state. */ int si_shader_select(struct pipe_context *ctx, struct si_pipe_shader_selector *sel) { union si_shader_key key; struct si_pipe_shader * shader = NULL; int r; si_shader_selector_key(ctx, sel, &key); /* Check if we don't need to change anything. * This path is also used for most shaders that don't need multiple * variants, it will cost just a computation of the key and this * test. */ if (likely(sel->current && memcmp(&sel->current->key, &key, sizeof(key)) == 0)) { return 0; } /* lookup if we have other variants in the list */ if (sel->num_shaders > 1) { struct si_pipe_shader *p = sel->current, *c = p->next_variant; while (c && memcmp(&c->key, &key, sizeof(key)) != 0) { p = c; c = c->next_variant; } if (c) { p->next_variant = c->next_variant; shader = c; } } if (shader) { shader->next_variant = sel->current; sel->current = shader; } else { shader = CALLOC(1, sizeof(struct si_pipe_shader)); shader->selector = sel; shader->key = key; shader->next_variant = sel->current; sel->current = shader; r = si_pipe_shader_create(ctx, shader); if (unlikely(r)) { R600_ERR("Failed to build shader variant (type=%u) %d\n", sel->type, r); sel->current = NULL; FREE(shader); return r; } sel->num_shaders++; } return 0; } static void *si_create_shader_state(struct pipe_context *ctx, const struct pipe_shader_state *state, unsigned pipe_shader_type) { struct si_pipe_shader_selector *sel = CALLOC_STRUCT(si_pipe_shader_selector); int r; sel->type = pipe_shader_type; sel->tokens = tgsi_dup_tokens(state->tokens); sel->so = state->stream_output; if (pipe_shader_type == PIPE_SHADER_FRAGMENT) { struct tgsi_shader_info info; tgsi_scan_shader(state->tokens, &info); sel->fs_write_all = info.color0_writes_all_cbufs; } r = si_shader_select(ctx, sel); if (r) { free(sel); return NULL; } return sel; } static void *si_create_fs_state(struct pipe_context *ctx, const struct pipe_shader_state *state) { return si_create_shader_state(ctx, state, PIPE_SHADER_FRAGMENT); } static void *si_create_gs_state(struct pipe_context *ctx, const struct pipe_shader_state *state) { return si_create_shader_state(ctx, state, PIPE_SHADER_GEOMETRY); } static void *si_create_vs_state(struct pipe_context *ctx, const struct pipe_shader_state *state) { return si_create_shader_state(ctx, state, PIPE_SHADER_VERTEX); } static void si_bind_vs_shader(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader_selector *sel = state; if (sctx->vs_shader == sel) return; if (!sel || !sel->current) return; sctx->vs_shader = sel; } static void si_bind_gs_shader(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader_selector *sel = state; if (sctx->gs_shader == sel) return; sctx->gs_shader = sel; } static void si_bind_ps_shader(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader_selector *sel = state; /* skip if supplied shader is one already in use */ if (sctx->ps_shader == sel) return; /* use dummy shader if supplied shader is corrupt */ if (!sel || !sel->current) sel = sctx->dummy_pixel_shader; sctx->ps_shader = sel; } static void si_delete_shader_selector(struct pipe_context *ctx, struct si_pipe_shader_selector *sel) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader *p = sel->current, *c; while (p) { c = p->next_variant; if (sel->type == PIPE_SHADER_GEOMETRY) si_pm4_delete_state(sctx, gs, p->pm4); else if (sel->type == PIPE_SHADER_FRAGMENT) si_pm4_delete_state(sctx, ps, p->pm4); else if (p->key.vs.as_es) si_pm4_delete_state(sctx, es, p->pm4); else si_pm4_delete_state(sctx, vs, p->pm4); si_pipe_shader_destroy(ctx, p); free(p); p = c; } free(sel->tokens); free(sel); } static void si_delete_vs_shader(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader_selector *sel = (struct si_pipe_shader_selector *)state; if (sctx->vs_shader == sel) { sctx->vs_shader = NULL; } si_delete_shader_selector(ctx, sel); } static void si_delete_gs_shader(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader_selector *sel = (struct si_pipe_shader_selector *)state; if (sctx->gs_shader == sel) { sctx->gs_shader = NULL; } si_delete_shader_selector(ctx, sel); } static void si_delete_ps_shader(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_pipe_shader_selector *sel = (struct si_pipe_shader_selector *)state; if (sctx->ps_shader == sel) { sctx->ps_shader = NULL; } si_delete_shader_selector(ctx, sel); } /* * Samplers */ static struct pipe_sampler_view *si_create_sampler_view(struct pipe_context *ctx, struct pipe_resource *texture, const struct pipe_sampler_view *state) { struct si_context *sctx = (struct si_context*)ctx; struct si_pipe_sampler_view *view = CALLOC_STRUCT(si_pipe_sampler_view); struct r600_texture *tmp = (struct r600_texture*)texture; const struct util_format_description *desc; unsigned format, num_format; uint32_t pitch = 0; unsigned char state_swizzle[4], swizzle[4]; unsigned height, depth, width; enum pipe_format pipe_format = state->format; struct radeon_surface_level *surflevel; int first_non_void; uint64_t va; if (view == NULL) return NULL; /* initialize base object */ view->base = *state; view->base.texture = NULL; pipe_resource_reference(&view->base.texture, texture); view->base.reference.count = 1; view->base.context = ctx; view->resource = &tmp->resource; /* Buffer resource. */ if (texture->target == PIPE_BUFFER) { unsigned stride; desc = util_format_description(state->format); first_non_void = util_format_get_first_non_void_channel(state->format); stride = desc->block.bits / 8; va = tmp->resource.gpu_address + state->u.buf.first_element*stride; format = si_translate_buffer_dataformat(ctx->screen, desc, first_non_void); num_format = si_translate_buffer_numformat(ctx->screen, desc, first_non_void); view->state[0] = va; view->state[1] = S_008F04_BASE_ADDRESS_HI(va >> 32) | S_008F04_STRIDE(stride); view->state[2] = state->u.buf.last_element + 1 - state->u.buf.first_element; view->state[3] = S_008F0C_DST_SEL_X(si_map_swizzle(desc->swizzle[0])) | S_008F0C_DST_SEL_Y(si_map_swizzle(desc->swizzle[1])) | S_008F0C_DST_SEL_Z(si_map_swizzle(desc->swizzle[2])) | S_008F0C_DST_SEL_W(si_map_swizzle(desc->swizzle[3])) | S_008F0C_NUM_FORMAT(num_format) | S_008F0C_DATA_FORMAT(format); LIST_ADDTAIL(&view->list, &sctx->b.texture_buffers); return &view->base; } state_swizzle[0] = state->swizzle_r; state_swizzle[1] = state->swizzle_g; state_swizzle[2] = state->swizzle_b; state_swizzle[3] = state->swizzle_a; surflevel = tmp->surface.level; /* Texturing with separate depth and stencil. */ if (tmp->is_depth && !tmp->is_flushing_texture) { switch (pipe_format) { case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: pipe_format = PIPE_FORMAT_Z32_FLOAT; break; case PIPE_FORMAT_X8Z24_UNORM: case PIPE_FORMAT_S8_UINT_Z24_UNORM: /* Z24 is always stored like this. */ pipe_format = PIPE_FORMAT_Z24X8_UNORM; break; case PIPE_FORMAT_X24S8_UINT: case PIPE_FORMAT_S8X24_UINT: case PIPE_FORMAT_X32_S8X24_UINT: pipe_format = PIPE_FORMAT_S8_UINT; surflevel = tmp->surface.stencil_level; break; default:; } } desc = util_format_description(pipe_format); if (desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) { const unsigned char swizzle_xxxx[4] = {0, 0, 0, 0}; const unsigned char swizzle_yyyy[4] = {1, 1, 1, 1}; switch (pipe_format) { case PIPE_FORMAT_S8_UINT_Z24_UNORM: case PIPE_FORMAT_X24S8_UINT: case PIPE_FORMAT_X32_S8X24_UINT: case PIPE_FORMAT_X8Z24_UNORM: util_format_compose_swizzles(swizzle_yyyy, state_swizzle, swizzle); break; default: util_format_compose_swizzles(swizzle_xxxx, state_swizzle, swizzle); } } else { util_format_compose_swizzles(desc->swizzle, state_swizzle, swizzle); } first_non_void = util_format_get_first_non_void_channel(pipe_format); switch (pipe_format) { case PIPE_FORMAT_S8_UINT_Z24_UNORM: num_format = V_008F14_IMG_NUM_FORMAT_UNORM; break; default: if (first_non_void < 0) { if (util_format_is_compressed(pipe_format)) { switch (pipe_format) { case PIPE_FORMAT_DXT1_SRGB: case PIPE_FORMAT_DXT1_SRGBA: case PIPE_FORMAT_DXT3_SRGBA: case PIPE_FORMAT_DXT5_SRGBA: case PIPE_FORMAT_BPTC_SRGBA: num_format = V_008F14_IMG_NUM_FORMAT_SRGB; break; case PIPE_FORMAT_RGTC1_SNORM: case PIPE_FORMAT_LATC1_SNORM: case PIPE_FORMAT_RGTC2_SNORM: case PIPE_FORMAT_LATC2_SNORM: /* implies float, so use SNORM/UNORM to determine whether data is signed or not */ case PIPE_FORMAT_BPTC_RGB_FLOAT: num_format = V_008F14_IMG_NUM_FORMAT_SNORM; break; default: num_format = V_008F14_IMG_NUM_FORMAT_UNORM; break; } } else if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) { num_format = V_008F14_IMG_NUM_FORMAT_UNORM; } else { num_format = V_008F14_IMG_NUM_FORMAT_FLOAT; } } else if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) { num_format = V_008F14_IMG_NUM_FORMAT_SRGB; } else { num_format = V_008F14_IMG_NUM_FORMAT_UNORM; switch (desc->channel[first_non_void].type) { case UTIL_FORMAT_TYPE_FLOAT: num_format = V_008F14_IMG_NUM_FORMAT_FLOAT; break; case UTIL_FORMAT_TYPE_SIGNED: if (desc->channel[first_non_void].normalized) num_format = V_008F14_IMG_NUM_FORMAT_SNORM; else if (desc->channel[first_non_void].pure_integer) num_format = V_008F14_IMG_NUM_FORMAT_SINT; else num_format = V_008F14_IMG_NUM_FORMAT_SSCALED; break; case UTIL_FORMAT_TYPE_UNSIGNED: if (desc->channel[first_non_void].normalized) num_format = V_008F14_IMG_NUM_FORMAT_UNORM; else if (desc->channel[first_non_void].pure_integer) num_format = V_008F14_IMG_NUM_FORMAT_UINT; else num_format = V_008F14_IMG_NUM_FORMAT_USCALED; } } } format = si_translate_texformat(ctx->screen, pipe_format, desc, first_non_void); if (format == ~0) { format = 0; } /* not supported any more */ //endian = si_colorformat_endian_swap(format); width = surflevel[0].npix_x; height = surflevel[0].npix_y; depth = surflevel[0].npix_z; pitch = surflevel[0].nblk_x * util_format_get_blockwidth(pipe_format); if (texture->target == PIPE_TEXTURE_1D_ARRAY) { height = 1; depth = texture->array_size; } else if (texture->target == PIPE_TEXTURE_2D_ARRAY) { depth = texture->array_size; } else if (texture->target == PIPE_TEXTURE_CUBE_ARRAY) depth = texture->array_size / 6; va = tmp->resource.gpu_address + surflevel[0].offset; va += tmp->mipmap_shift * surflevel[texture->last_level].slice_size * tmp->surface.array_size; view->state[0] = va >> 8; view->state[1] = (S_008F14_BASE_ADDRESS_HI(va >> 40) | S_008F14_DATA_FORMAT(format) | S_008F14_NUM_FORMAT(num_format)); view->state[2] = (S_008F18_WIDTH(width - 1) | S_008F18_HEIGHT(height - 1)); view->state[3] = (S_008F1C_DST_SEL_X(si_map_swizzle(swizzle[0])) | S_008F1C_DST_SEL_Y(si_map_swizzle(swizzle[1])) | S_008F1C_DST_SEL_Z(si_map_swizzle(swizzle[2])) | S_008F1C_DST_SEL_W(si_map_swizzle(swizzle[3])) | S_008F1C_BASE_LEVEL(texture->nr_samples > 1 ? 0 : state->u.tex.first_level - tmp->mipmap_shift) | S_008F1C_LAST_LEVEL(texture->nr_samples > 1 ? util_logbase2(texture->nr_samples) : state->u.tex.last_level - tmp->mipmap_shift) | S_008F1C_TILING_INDEX(si_tile_mode_index(tmp, 0, false)) | S_008F1C_POW2_PAD(texture->last_level > 0) | S_008F1C_TYPE(si_tex_dim(texture->target, texture->nr_samples))); view->state[4] = (S_008F20_DEPTH(depth - 1) | S_008F20_PITCH(pitch - 1)); view->state[5] = (S_008F24_BASE_ARRAY(state->u.tex.first_layer) | S_008F24_LAST_ARRAY(state->u.tex.last_layer)); view->state[6] = 0; view->state[7] = 0; /* Initialize the sampler view for FMASK. */ if (tmp->fmask.size) { uint64_t va = tmp->resource.gpu_address + tmp->fmask.offset; uint32_t fmask_format; switch (texture->nr_samples) { case 2: fmask_format = V_008F14_IMG_DATA_FORMAT_FMASK8_S2_F2; break; case 4: fmask_format = V_008F14_IMG_DATA_FORMAT_FMASK8_S4_F4; break; case 8: fmask_format = V_008F14_IMG_DATA_FORMAT_FMASK32_S8_F8; break; default: assert(0); fmask_format = V_008F14_IMG_DATA_FORMAT_INVALID; } view->fmask_state[0] = va >> 8; view->fmask_state[1] = S_008F14_BASE_ADDRESS_HI(va >> 40) | S_008F14_DATA_FORMAT(fmask_format) | S_008F14_NUM_FORMAT(V_008F14_IMG_NUM_FORMAT_UINT); view->fmask_state[2] = S_008F18_WIDTH(width - 1) | S_008F18_HEIGHT(height - 1); view->fmask_state[3] = S_008F1C_DST_SEL_X(V_008F1C_SQ_SEL_X) | S_008F1C_DST_SEL_Y(V_008F1C_SQ_SEL_X) | S_008F1C_DST_SEL_Z(V_008F1C_SQ_SEL_X) | S_008F1C_DST_SEL_W(V_008F1C_SQ_SEL_X) | S_008F1C_TILING_INDEX(tmp->fmask.tile_mode_index) | S_008F1C_TYPE(si_tex_dim(texture->target, 0)); view->fmask_state[4] = S_008F20_DEPTH(depth - 1) | S_008F20_PITCH(tmp->fmask.pitch - 1); view->fmask_state[5] = S_008F24_BASE_ARRAY(state->u.tex.first_layer) | S_008F24_LAST_ARRAY(state->u.tex.last_layer); view->fmask_state[6] = 0; view->fmask_state[7] = 0; } return &view->base; } static void si_sampler_view_destroy(struct pipe_context *ctx, struct pipe_sampler_view *state) { struct si_pipe_sampler_view *view = (struct si_pipe_sampler_view *)state; if (view->resource->b.b.target == PIPE_BUFFER) LIST_DELINIT(&view->list); pipe_resource_reference(&state->texture, NULL); FREE(view); } static bool wrap_mode_uses_border_color(unsigned wrap, bool linear_filter) { return wrap == PIPE_TEX_WRAP_CLAMP_TO_BORDER || wrap == PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER || (linear_filter && (wrap == PIPE_TEX_WRAP_CLAMP || wrap == PIPE_TEX_WRAP_MIRROR_CLAMP)); } static bool sampler_state_needs_border_color(const struct pipe_sampler_state *state) { bool linear_filter = state->min_img_filter != PIPE_TEX_FILTER_NEAREST || state->mag_img_filter != PIPE_TEX_FILTER_NEAREST; return (state->border_color.ui[0] || state->border_color.ui[1] || state->border_color.ui[2] || state->border_color.ui[3]) && (wrap_mode_uses_border_color(state->wrap_s, linear_filter) || wrap_mode_uses_border_color(state->wrap_t, linear_filter) || wrap_mode_uses_border_color(state->wrap_r, linear_filter)); } static void *si_create_sampler_state(struct pipe_context *ctx, const struct pipe_sampler_state *state) { struct si_pipe_sampler_state *rstate = CALLOC_STRUCT(si_pipe_sampler_state); unsigned aniso_flag_offset = state->max_anisotropy > 1 ? 2 : 0; unsigned border_color_type; if (rstate == NULL) { return NULL; } if (sampler_state_needs_border_color(state)) border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER; else border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK; rstate->val[0] = (S_008F30_CLAMP_X(si_tex_wrap(state->wrap_s)) | S_008F30_CLAMP_Y(si_tex_wrap(state->wrap_t)) | S_008F30_CLAMP_Z(si_tex_wrap(state->wrap_r)) | r600_tex_aniso_filter(state->max_anisotropy) << 9 | S_008F30_DEPTH_COMPARE_FUNC(si_tex_compare(state->compare_func)) | S_008F30_FORCE_UNNORMALIZED(!state->normalized_coords) | S_008F30_DISABLE_CUBE_WRAP(!state->seamless_cube_map)); rstate->val[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 8)) | S_008F34_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 8))); rstate->val[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) | S_008F38_XY_MAG_FILTER(si_tex_filter(state->mag_img_filter) | aniso_flag_offset) | S_008F38_XY_MIN_FILTER(si_tex_filter(state->min_img_filter) | aniso_flag_offset) | S_008F38_MIP_FILTER(si_tex_mipfilter(state->min_mip_filter))); rstate->val[3] = S_008F3C_BORDER_COLOR_TYPE(border_color_type); if (border_color_type == V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER) { memcpy(rstate->border_color, state->border_color.ui, sizeof(rstate->border_color)); } return rstate; } /* Upload border colors and update the pointers in resource descriptors. * There can only be 4096 border colors per context. * * XXX: This is broken if the buffer gets reallocated. */ static void si_set_border_colors(struct si_context *sctx, unsigned count, void **states) { struct si_pipe_sampler_state **rstates = (struct si_pipe_sampler_state **)states; uint32_t *border_color_table = NULL; int i, j; for (i = 0; i < count; i++) { if (rstates[i] && G_008F3C_BORDER_COLOR_TYPE(rstates[i]->val[3]) == V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER) { if (!sctx->border_color_table || ((sctx->border_color_offset + count - i) & C_008F3C_BORDER_COLOR_PTR)) { r600_resource_reference(&sctx->border_color_table, NULL); sctx->border_color_offset = 0; sctx->border_color_table = si_resource_create_custom(&sctx->screen->b.b, PIPE_USAGE_DYNAMIC, 4096 * 4 * 4); } if (!border_color_table) { border_color_table = sctx->b.ws->buffer_map(sctx->border_color_table->cs_buf, sctx->b.rings.gfx.cs, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED); } for (j = 0; j < 4; j++) { border_color_table[4 * sctx->border_color_offset + j] = util_le32_to_cpu(rstates[i]->border_color[j]); } rstates[i]->val[3] &= C_008F3C_BORDER_COLOR_PTR; rstates[i]->val[3] |= S_008F3C_BORDER_COLOR_PTR(sctx->border_color_offset++); } } if (border_color_table) { struct si_pm4_state *pm4 = si_pm4_alloc_state(sctx); uint64_t va_offset = sctx->border_color_table->gpu_address; si_pm4_set_reg(pm4, R_028080_TA_BC_BASE_ADDR, va_offset >> 8); if (sctx->b.chip_class >= CIK) si_pm4_set_reg(pm4, R_028084_TA_BC_BASE_ADDR_HI, va_offset >> 40); si_pm4_add_bo(pm4, sctx->border_color_table, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA); si_pm4_set_state(sctx, ta_bordercolor_base, pm4); } } static void si_bind_sampler_states(struct pipe_context *ctx, unsigned shader, unsigned start, unsigned count, void **states) { struct si_context *sctx = (struct si_context *)ctx; if (!count || shader >= SI_NUM_SHADERS) return; si_set_border_colors(sctx, count, states); si_set_sampler_descriptors(sctx, shader, start, count, states); } static void si_set_sample_mask(struct pipe_context *ctx, unsigned sample_mask) { struct si_context *sctx = (struct si_context *)ctx; struct si_state_sample_mask *state = CALLOC_STRUCT(si_state_sample_mask); struct si_pm4_state *pm4 = &state->pm4; uint16_t mask = sample_mask; if (state == NULL) return; state->sample_mask = mask; si_pm4_set_reg(pm4, R_028C38_PA_SC_AA_MASK_X0Y0_X1Y0, mask | (mask << 16)); si_pm4_set_reg(pm4, R_028C3C_PA_SC_AA_MASK_X0Y1_X1Y1, mask | (mask << 16)); si_pm4_set_state(sctx, sample_mask, state); } static void si_delete_sampler_state(struct pipe_context *ctx, void *state) { free(state); } /* * Vertex elements & buffers */ static void *si_create_vertex_elements(struct pipe_context *ctx, unsigned count, const struct pipe_vertex_element *elements) { struct si_vertex_element *v = CALLOC_STRUCT(si_vertex_element); int i; assert(count < PIPE_MAX_ATTRIBS); if (!v) return NULL; v->count = count; for (i = 0; i < count; ++i) { const struct util_format_description *desc; unsigned data_format, num_format; int first_non_void; desc = util_format_description(elements[i].src_format); first_non_void = util_format_get_first_non_void_channel(elements[i].src_format); data_format = si_translate_buffer_dataformat(ctx->screen, desc, first_non_void); num_format = si_translate_buffer_numformat(ctx->screen, desc, first_non_void); v->rsrc_word3[i] = S_008F0C_DST_SEL_X(si_map_swizzle(desc->swizzle[0])) | S_008F0C_DST_SEL_Y(si_map_swizzle(desc->swizzle[1])) | S_008F0C_DST_SEL_Z(si_map_swizzle(desc->swizzle[2])) | S_008F0C_DST_SEL_W(si_map_swizzle(desc->swizzle[3])) | S_008F0C_NUM_FORMAT(num_format) | S_008F0C_DATA_FORMAT(data_format); v->format_size[i] = desc->block.bits / 8; } memcpy(v->elements, elements, sizeof(struct pipe_vertex_element) * count); return v; } static void si_bind_vertex_elements(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; struct si_vertex_element *v = (struct si_vertex_element*)state; sctx->vertex_elements = v; sctx->vertex_buffers_dirty = true; } static void si_delete_vertex_element(struct pipe_context *ctx, void *state) { struct si_context *sctx = (struct si_context *)ctx; if (sctx->vertex_elements == state) sctx->vertex_elements = NULL; FREE(state); } static void si_set_vertex_buffers(struct pipe_context *ctx, unsigned start_slot, unsigned count, const struct pipe_vertex_buffer *buffers) { struct si_context *sctx = (struct si_context *)ctx; struct pipe_vertex_buffer *dst = sctx->vertex_buffer + start_slot; int i; assert(start_slot + count <= Elements(sctx->vertex_buffer)); if (buffers) { for (i = 0; i < count; i++) { const struct pipe_vertex_buffer *src = buffers + i; struct pipe_vertex_buffer *dsti = dst + i; pipe_resource_reference(&dsti->buffer, src->buffer); dsti->buffer_offset = src->buffer_offset; dsti->stride = src->stride; } } else { for (i = 0; i < count; i++) { pipe_resource_reference(&dst[i].buffer, NULL); } } sctx->vertex_buffers_dirty = true; } static void si_set_index_buffer(struct pipe_context *ctx, const struct pipe_index_buffer *ib) { struct si_context *sctx = (struct si_context *)ctx; if (ib) { pipe_resource_reference(&sctx->index_buffer.buffer, ib->buffer); memcpy(&sctx->index_buffer, ib, sizeof(*ib)); } else { pipe_resource_reference(&sctx->index_buffer.buffer, NULL); } } /* * Misc */ static void si_set_polygon_stipple(struct pipe_context *ctx, const struct pipe_poly_stipple *state) { } static void si_texture_barrier(struct pipe_context *ctx) { struct si_context *sctx = (struct si_context *)ctx; sctx->b.flags |= R600_CONTEXT_INV_TEX_CACHE | R600_CONTEXT_FLUSH_AND_INV_CB; } static void *si_create_blend_custom(struct si_context *sctx, unsigned mode) { struct pipe_blend_state blend; memset(&blend, 0, sizeof(blend)); blend.independent_blend_enable = true; blend.rt[0].colormask = 0xf; return si_create_blend_state_mode(&sctx->b.b, &blend, mode); } static void si_set_occlusion_query_state(struct pipe_context *ctx, bool enable) { /* XXX Turn this into a proper state. Right now the queries are * enabled in draw_vbo, which snoops r600_common_context to see * if any occlusion queries are active. */ } static void si_need_gfx_cs_space(struct pipe_context *ctx, unsigned num_dw, bool include_draw_vbo) { si_need_cs_space((struct si_context*)ctx, num_dw, include_draw_vbo); } void si_init_state_functions(struct si_context *sctx) { int i; si_init_atom(&sctx->framebuffer.atom, &sctx->atoms.s.framebuffer, si_emit_framebuffer_state, 0); sctx->b.b.create_blend_state = si_create_blend_state; sctx->b.b.bind_blend_state = si_bind_blend_state; sctx->b.b.delete_blend_state = si_delete_blend_state; sctx->b.b.set_blend_color = si_set_blend_color; sctx->b.b.create_rasterizer_state = si_create_rs_state; sctx->b.b.bind_rasterizer_state = si_bind_rs_state; sctx->b.b.delete_rasterizer_state = si_delete_rs_state; sctx->b.b.create_depth_stencil_alpha_state = si_create_dsa_state; sctx->b.b.bind_depth_stencil_alpha_state = si_bind_dsa_state; sctx->b.b.delete_depth_stencil_alpha_state = si_delete_dsa_state; for (i = 0; i < 8; i++) { sctx->custom_dsa_flush_depth_stencil[i] = si_create_db_flush_dsa(sctx, true, true, i); sctx->custom_dsa_flush_depth[i] = si_create_db_flush_dsa(sctx, true, false, i); sctx->custom_dsa_flush_stencil[i] = si_create_db_flush_dsa(sctx, false, true, i); } sctx->custom_dsa_flush_inplace = si_create_db_flush_dsa(sctx, false, false, 0); sctx->custom_blend_resolve = si_create_blend_custom(sctx, V_028808_CB_RESOLVE); sctx->custom_blend_decompress = si_create_blend_custom(sctx, V_028808_CB_FMASK_DECOMPRESS); sctx->custom_blend_fastclear = si_create_blend_custom(sctx, V_028808_CB_ELIMINATE_FAST_CLEAR); sctx->b.b.set_clip_state = si_set_clip_state; sctx->b.b.set_scissor_states = si_set_scissor_states; sctx->b.b.set_viewport_states = si_set_viewport_states; sctx->b.b.set_stencil_ref = si_set_pipe_stencil_ref; sctx->b.b.set_framebuffer_state = si_set_framebuffer_state; sctx->b.b.get_sample_position = cayman_get_sample_position; sctx->b.b.create_vs_state = si_create_vs_state; sctx->b.b.create_fs_state = si_create_fs_state; sctx->b.b.bind_vs_state = si_bind_vs_shader; sctx->b.b.bind_fs_state = si_bind_ps_shader; sctx->b.b.delete_vs_state = si_delete_vs_shader; sctx->b.b.delete_fs_state = si_delete_ps_shader; sctx->b.b.create_gs_state = si_create_gs_state; sctx->b.b.bind_gs_state = si_bind_gs_shader; sctx->b.b.delete_gs_state = si_delete_gs_shader; sctx->b.b.create_sampler_state = si_create_sampler_state; sctx->b.b.bind_sampler_states = si_bind_sampler_states; sctx->b.b.delete_sampler_state = si_delete_sampler_state; sctx->b.b.create_sampler_view = si_create_sampler_view; sctx->b.b.sampler_view_destroy = si_sampler_view_destroy; sctx->b.b.set_sample_mask = si_set_sample_mask; sctx->b.b.create_vertex_elements_state = si_create_vertex_elements; sctx->b.b.bind_vertex_elements_state = si_bind_vertex_elements; sctx->b.b.delete_vertex_elements_state = si_delete_vertex_element; sctx->b.b.set_vertex_buffers = si_set_vertex_buffers; sctx->b.b.set_index_buffer = si_set_index_buffer; sctx->b.b.texture_barrier = si_texture_barrier; sctx->b.b.set_polygon_stipple = si_set_polygon_stipple; sctx->b.b.set_min_samples = si_set_min_samples; sctx->b.dma_copy = si_dma_copy; sctx->b.set_occlusion_query_state = si_set_occlusion_query_state; sctx->b.need_gfx_cs_space = si_need_gfx_cs_space; sctx->b.b.draw_vbo = si_draw_vbo; } void si_init_config(struct si_context *sctx) { struct si_pm4_state *pm4 = si_pm4_alloc_state(sctx); if (pm4 == NULL) return; si_cmd_context_control(pm4); si_pm4_set_reg(pm4, R_028A10_VGT_OUTPUT_PATH_CNTL, 0x0); si_pm4_set_reg(pm4, R_028A14_VGT_HOS_CNTL, 0x0); si_pm4_set_reg(pm4, R_028A18_VGT_HOS_MAX_TESS_LEVEL, 0x0); si_pm4_set_reg(pm4, R_028A1C_VGT_HOS_MIN_TESS_LEVEL, 0x0); si_pm4_set_reg(pm4, R_028A20_VGT_HOS_REUSE_DEPTH, 0x0); si_pm4_set_reg(pm4, R_028A24_VGT_GROUP_PRIM_TYPE, 0x0); si_pm4_set_reg(pm4, R_028A28_VGT_GROUP_FIRST_DECR, 0x0); si_pm4_set_reg(pm4, R_028A2C_VGT_GROUP_DECR, 0x0); si_pm4_set_reg(pm4, R_028A30_VGT_GROUP_VECT_0_CNTL, 0x0); si_pm4_set_reg(pm4, R_028A34_VGT_GROUP_VECT_1_CNTL, 0x0); si_pm4_set_reg(pm4, R_028A38_VGT_GROUP_VECT_0_FMT_CNTL, 0x0); si_pm4_set_reg(pm4, R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL, 0x0); /* FIXME calculate these values somehow ??? */ si_pm4_set_reg(pm4, R_028A54_VGT_GS_PER_ES, 0x80); si_pm4_set_reg(pm4, R_028A58_VGT_ES_PER_GS, 0x40); si_pm4_set_reg(pm4, R_028A5C_VGT_GS_PER_VS, 0x2); si_pm4_set_reg(pm4, R_028A84_VGT_PRIMITIVEID_EN, 0x0); si_pm4_set_reg(pm4, R_028A8C_VGT_PRIMITIVEID_RESET, 0x0); si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0); si_pm4_set_reg(pm4, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0); si_pm4_set_reg(pm4, R_028B60_VGT_GS_VERT_ITEMSIZE_1, 0); si_pm4_set_reg(pm4, R_028B64_VGT_GS_VERT_ITEMSIZE_2, 0); si_pm4_set_reg(pm4, R_028B68_VGT_GS_VERT_ITEMSIZE_3, 0); si_pm4_set_reg(pm4, R_028B90_VGT_GS_INSTANCE_CNT, 0); si_pm4_set_reg(pm4, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0); si_pm4_set_reg(pm4, R_028AB4_VGT_REUSE_OFF, 0x00000000); si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0x0); if (sctx->b.chip_class < CIK) si_pm4_set_reg(pm4, R_008A14_PA_CL_ENHANCE, S_008A14_NUM_CLIP_SEQ(3) | S_008A14_CLIP_VTX_REORDER_ENA(1)); si_pm4_set_reg(pm4, R_028BD4_PA_SC_CENTROID_PRIORITY_0, 0x76543210); si_pm4_set_reg(pm4, R_028BD8_PA_SC_CENTROID_PRIORITY_1, 0xfedcba98); si_pm4_set_reg(pm4, R_02882C_PA_SU_PRIM_FILTER_CNTL, 0); if (sctx->b.chip_class >= CIK) { switch (sctx->screen->b.family) { case CHIP_BONAIRE: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x16000012); si_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, 0x00000000); break; case CHIP_HAWAII: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x3a00161a); si_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, 0x0000002e); break; case CHIP_KAVERI: /* XXX todo */ case CHIP_KABINI: /* XXX todo */ case CHIP_MULLINS: /* XXX todo */ default: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000); si_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, 0x00000000); break; } } else { switch (sctx->screen->b.family) { case CHIP_TAHITI: case CHIP_PITCAIRN: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x2a00126a); break; case CHIP_VERDE: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x0000124a); break; case CHIP_OLAND: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000082); break; case CHIP_HAINAN: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000); break; default: si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000); break; } } si_pm4_set_reg(pm4, R_028204_PA_SC_WINDOW_SCISSOR_TL, S_028204_WINDOW_OFFSET_DISABLE(1)); si_pm4_set_reg(pm4, R_028240_PA_SC_GENERIC_SCISSOR_TL, S_028240_WINDOW_OFFSET_DISABLE(1)); si_pm4_set_reg(pm4, R_028244_PA_SC_GENERIC_SCISSOR_BR, S_028244_BR_X(16384) | S_028244_BR_Y(16384)); si_pm4_set_reg(pm4, R_028030_PA_SC_SCREEN_SCISSOR_TL, 0); si_pm4_set_reg(pm4, R_028034_PA_SC_SCREEN_SCISSOR_BR, S_028034_BR_X(16384) | S_028034_BR_Y(16384)); si_pm4_set_reg(pm4, R_02820C_PA_SC_CLIPRECT_RULE, 0xFFFF); si_pm4_set_reg(pm4, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA); si_pm4_set_reg(pm4, R_0282D0_PA_SC_VPORT_ZMIN_0, 0x00000000); si_pm4_set_reg(pm4, R_0282D4_PA_SC_VPORT_ZMAX_0, 0x3F800000); si_pm4_set_reg(pm4, R_028818_PA_CL_VTE_CNTL, 0x0000043F); si_pm4_set_reg(pm4, R_028820_PA_CL_NANINF_CNTL, 0x00000000); si_pm4_set_reg(pm4, R_028BE8_PA_CL_GB_VERT_CLIP_ADJ, 0x3F800000); si_pm4_set_reg(pm4, R_028BEC_PA_CL_GB_VERT_DISC_ADJ, 0x3F800000); si_pm4_set_reg(pm4, R_028BF0_PA_CL_GB_HORZ_CLIP_ADJ, 0x3F800000); si_pm4_set_reg(pm4, R_028BF4_PA_CL_GB_HORZ_DISC_ADJ, 0x3F800000); si_pm4_set_reg(pm4, R_028020_DB_DEPTH_BOUNDS_MIN, 0x00000000); si_pm4_set_reg(pm4, R_028024_DB_DEPTH_BOUNDS_MAX, 0x00000000); si_pm4_set_reg(pm4, R_028028_DB_STENCIL_CLEAR, 0x00000000); si_pm4_set_reg(pm4, R_02802C_DB_DEPTH_CLEAR, 0x3F800000); si_pm4_set_reg(pm4, R_028AC0_DB_SRESULTS_COMPARE_STATE0, 0x0); si_pm4_set_reg(pm4, R_028AC4_DB_SRESULTS_COMPARE_STATE1, 0x0); si_pm4_set_reg(pm4, R_028AC8_DB_PRELOAD_CONTROL, 0x0); si_pm4_set_reg(pm4, R_02800C_DB_RENDER_OVERRIDE, S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE) | S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE)); si_pm4_set_reg(pm4, R_028400_VGT_MAX_VTX_INDX, ~0); si_pm4_set_reg(pm4, R_028404_VGT_MIN_VTX_INDX, 0); si_pm4_set_reg(pm4, R_028408_VGT_INDX_OFFSET, 0); if (sctx->b.chip_class >= CIK) { si_pm4_set_reg(pm4, R_00B118_SPI_SHADER_PGM_RSRC3_VS, S_00B118_CU_EN(0xffff)); si_pm4_set_reg(pm4, R_00B11C_SPI_SHADER_LATE_ALLOC_VS, S_00B11C_LIMIT(0)); si_pm4_set_reg(pm4, R_00B01C_SPI_SHADER_PGM_RSRC3_PS, S_00B01C_CU_EN(0xffff)); } si_pm4_set_state(sctx, init, pm4); }