uint32_t lds_size;
};
+struct radv_ngg_state {
+ uint16_t ngg_emit_size; /* in dwords */
+ uint32_t hw_max_esverts;
+ uint32_t max_gsprims;
+ uint32_t max_out_verts;
+ uint32_t prim_amp_factor;
+ uint32_t vgt_esgs_ring_itemsize;
+ bool max_vert_out_per_gs_instance;
+};
+
+bool radv_pipeline_has_ngg(const struct radv_pipeline *pipeline)
+{
+ struct radv_shader_variant *variant = NULL;
+ if (pipeline->shaders[MESA_SHADER_GEOMETRY])
+ variant = pipeline->shaders[MESA_SHADER_GEOMETRY];
+ else if (pipeline->shaders[MESA_SHADER_TESS_EVAL])
+ variant = pipeline->shaders[MESA_SHADER_TESS_EVAL];
+ else if (pipeline->shaders[MESA_SHADER_VERTEX])
+ variant = pipeline->shaders[MESA_SHADER_VERTEX];
+ else
+ return false;
+ return variant->info.is_ngg;
+}
+
static void
radv_pipeline_destroy(struct radv_device *device,
struct radv_pipeline *pipeline,
return gs;
}
+static void clamp_gsprims_to_esverts(unsigned *max_gsprims, unsigned max_esverts,
+ unsigned min_verts_per_prim, bool use_adjacency)
+{
+ unsigned max_reuse = max_esverts - min_verts_per_prim;
+ if (use_adjacency)
+ max_reuse /= 2;
+ *max_gsprims = MIN2(*max_gsprims, 1 + max_reuse);
+}
+
+static struct radv_ngg_state
+calculate_ngg_info(const VkGraphicsPipelineCreateInfo *pCreateInfo,
+ struct radv_pipeline *pipeline)
+{
+ struct radv_ngg_state ngg = {0};
+ struct radv_shader_variant_info *gs_info = &pipeline->shaders[MESA_SHADER_GEOMETRY]->info;
+ struct radv_es_output_info *es_info =
+ radv_pipeline_has_tess(pipeline) ? &gs_info->tes.es_info : &gs_info->vs.es_info;
+ unsigned gs_type = MESA_SHADER_VERTEX;
+ unsigned max_verts_per_prim = 3; // triangles
+ unsigned min_verts_per_prim =
+ gs_type == MESA_SHADER_GEOMETRY ? max_verts_per_prim : 1;
+ unsigned gs_num_invocations = 1;//MAX2(gs_info->gs.invocations, 1);
+ bool uses_adjacency;
+ switch(pCreateInfo->pInputAssemblyState->topology) {
+ case VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY:
+ case VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY:
+ case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY:
+ case VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY:
+ uses_adjacency = true;
+ break;
+ default:
+ uses_adjacency = false;
+ break;
+ }
+
+ /* All these are in dwords: */
+ /* We can't allow using the whole LDS, because GS waves compete with
+ * other shader stages for LDS space.
+ *
+ * Streamout can increase the ESGS buffer size later on, so be more
+ * conservative with streamout and use 4K dwords. This may be suboptimal.
+ *
+ * Otherwise, use the limit of 7K dwords. The reason is that we need
+ * to leave some headroom for the max_esverts increase at the end.
+ *
+ * TODO: We should really take the shader's internal LDS use into
+ * account. The linker will fail if the size is greater than
+ * 8K dwords.
+ */
+ const unsigned max_lds_size = (0 /*gs_info->info.so.num_outputs*/ ? 4 : 7) * 1024 - 128;
+ const unsigned target_lds_size = max_lds_size;
+ unsigned esvert_lds_size = 0;
+ unsigned gsprim_lds_size = 0;
+
+ /* All these are per subgroup: */
+ bool max_vert_out_per_gs_instance = false;
+ unsigned max_esverts_base = 256;
+ unsigned max_gsprims_base = 128; /* default prim group size clamp */
+
+ /* Hardware has the following non-natural restrictions on the value
+ * of GE_CNTL.VERT_GRP_SIZE based on based on the primitive type of
+ * the draw:
+ * - at most 252 for any line input primitive type
+ * - at most 251 for any quad input primitive type
+ * - at most 251 for triangle strips with adjacency (this happens to
+ * be the natural limit for triangle *lists* with adjacency)
+ */
+ max_esverts_base = MIN2(max_esverts_base, 251 + max_verts_per_prim - 1);
+
+ if (gs_type == MESA_SHADER_GEOMETRY) {
+ unsigned max_out_verts_per_gsprim =
+ gs_info->gs.vertices_out * gs_num_invocations;
+
+ if (max_out_verts_per_gsprim <= 256) {
+ if (max_out_verts_per_gsprim) {
+ max_gsprims_base = MIN2(max_gsprims_base,
+ 256 / max_out_verts_per_gsprim);
+ }
+ } else {
+ /* Use special multi-cycling mode in which each GS
+ * instance gets its own subgroup. Does not work with
+ * tessellation. */
+ max_vert_out_per_gs_instance = true;
+ max_gsprims_base = 1;
+ max_out_verts_per_gsprim = gs_info->gs.vertices_out;
+ }
+
+ esvert_lds_size = es_info->esgs_itemsize / 4;
+ gsprim_lds_size = (gs_info->gs.gsvs_vertex_size / 4 + 1) * max_out_verts_per_gsprim;
+ } else {
+ /* TODO: This needs to be adjusted once LDS use for compaction
+ * after culling is implemented. */
+ /*
+ if (es_info->info.so.num_outputs)
+ esvert_lds_size = 4 * es_info->info.so.num_outputs + 1;
+ */
+ }
+
+ unsigned max_gsprims = max_gsprims_base;
+ unsigned max_esverts = max_esverts_base;
+
+ if (esvert_lds_size)
+ max_esverts = MIN2(max_esverts, target_lds_size / esvert_lds_size);
+ if (gsprim_lds_size)
+ max_gsprims = MIN2(max_gsprims, target_lds_size / gsprim_lds_size);
+
+ max_esverts = MIN2(max_esverts, max_gsprims * max_verts_per_prim);
+ clamp_gsprims_to_esverts(&max_gsprims, max_esverts, min_verts_per_prim, uses_adjacency);
+ assert(max_esverts >= max_verts_per_prim && max_gsprims >= 1);
+
+ if (esvert_lds_size || gsprim_lds_size) {
+ /* Now that we have a rough proportionality between esverts
+ * and gsprims based on the primitive type, scale both of them
+ * down simultaneously based on required LDS space.
+ *
+ * We could be smarter about this if we knew how much vertex
+ * reuse to expect.
+ */
+ unsigned lds_total = max_esverts * esvert_lds_size +
+ max_gsprims * gsprim_lds_size;
+ if (lds_total > target_lds_size) {
+ max_esverts = max_esverts * target_lds_size / lds_total;
+ max_gsprims = max_gsprims * target_lds_size / lds_total;
+
+ max_esverts = MIN2(max_esverts, max_gsprims * max_verts_per_prim);
+ clamp_gsprims_to_esverts(&max_gsprims, max_esverts,
+ min_verts_per_prim, uses_adjacency);
+ assert(max_esverts >= max_verts_per_prim && max_gsprims >= 1);
+ }
+ }
+
+ /* Round up towards full wave sizes for better ALU utilization. */
+ if (!max_vert_out_per_gs_instance) {
+ const unsigned wavesize = 64;
+ unsigned orig_max_esverts;
+ unsigned orig_max_gsprims;
+ do {
+ orig_max_esverts = max_esverts;
+ orig_max_gsprims = max_gsprims;
+
+ max_esverts = align(max_esverts, wavesize);
+ max_esverts = MIN2(max_esverts, max_esverts_base);
+ if (esvert_lds_size)
+ max_esverts = MIN2(max_esverts,
+ (max_lds_size - max_gsprims * gsprim_lds_size) /
+ esvert_lds_size);
+ max_esverts = MIN2(max_esverts, max_gsprims * max_verts_per_prim);
+
+ max_gsprims = align(max_gsprims, wavesize);
+ max_gsprims = MIN2(max_gsprims, max_gsprims_base);
+ if (gsprim_lds_size)
+ max_gsprims = MIN2(max_gsprims,
+ (max_lds_size - max_esverts * esvert_lds_size) /
+ gsprim_lds_size);
+ clamp_gsprims_to_esverts(&max_gsprims, max_esverts,
+ min_verts_per_prim, uses_adjacency);
+ assert(max_esverts >= max_verts_per_prim && max_gsprims >= 1);
+ } while (orig_max_esverts != max_esverts || orig_max_gsprims != max_gsprims);
+ }
+
+ /* Hardware restriction: minimum value of max_esverts */
+ max_esverts = MAX2(max_esverts, 23 + max_verts_per_prim);
+
+ unsigned max_out_vertices =
+ max_vert_out_per_gs_instance ? gs_info->gs.vertices_out :
+ gs_type == MESA_SHADER_GEOMETRY ?
+ max_gsprims * gs_num_invocations * gs_info->gs.vertices_out :
+ max_esverts;
+ assert(max_out_vertices <= 256);
+
+ unsigned prim_amp_factor = 1;
+ if (gs_type == MESA_SHADER_GEOMETRY) {
+ /* Number of output primitives per GS input primitive after
+ * GS instancing. */
+ prim_amp_factor = gs_info->gs.vertices_out;
+ }
+
+ /* The GE only checks against the maximum number of ES verts after
+ * allocating a full GS primitive. So we need to ensure that whenever
+ * this check passes, there is enough space for a full primitive without
+ * vertex reuse.
+ */
+ ngg.hw_max_esverts = max_esverts - max_verts_per_prim + 1;
+ ngg.max_gsprims = max_gsprims;
+ ngg.max_out_verts = max_out_vertices;
+ ngg.prim_amp_factor = prim_amp_factor;
+ ngg.max_vert_out_per_gs_instance = max_vert_out_per_gs_instance;
+ ngg.ngg_emit_size = max_gsprims * gsprim_lds_size;
+ ngg.vgt_esgs_ring_itemsize = 1;
+
+ pipeline->graphics.esgs_ring_size = 4 * max_esverts * esvert_lds_size;
+
+ assert(ngg.hw_max_esverts >= 24); /* HW limitation */
+
+ return ngg;
+}
+
static void
calculate_gs_ring_sizes(struct radv_pipeline *pipeline, const struct radv_gs_state *gs)
{
}
static void
-radv_fill_shader_keys(struct radv_shader_variant_key *keys,
+radv_fill_shader_keys(struct radv_device *device,
+ struct radv_shader_variant_key *keys,
const struct radv_pipeline_key *key,
nir_shader **nir)
{
}
if (nir[MESA_SHADER_TESS_CTRL]) {
- keys[MESA_SHADER_VERTEX].vs.as_ls = true;
+ keys[MESA_SHADER_VERTEX].vs.out.as_ls = true;
keys[MESA_SHADER_TESS_CTRL].tcs.num_inputs = 0;
keys[MESA_SHADER_TESS_CTRL].tcs.input_vertices = key->tess_input_vertices;
keys[MESA_SHADER_TESS_CTRL].tcs.primitive_mode = nir[MESA_SHADER_TESS_EVAL]->info.tess.primitive_mode;
if (nir[MESA_SHADER_GEOMETRY]) {
if (nir[MESA_SHADER_TESS_CTRL])
- keys[MESA_SHADER_TESS_EVAL].tes.as_es = true;
+ keys[MESA_SHADER_TESS_EVAL].tes.out.as_es = true;
else
- keys[MESA_SHADER_VERTEX].vs.as_es = true;
+ keys[MESA_SHADER_VERTEX].vs.out.as_es = true;
+ }
+
+ if (device->physical_device->rad_info.chip_class >= GFX10) {
+ keys[MESA_SHADER_VERTEX].vs.out.as_ngg = true;
}
for(int i = 0; i < MESA_SHADER_STAGES; ++i)
struct radv_shader_module *modules[MESA_SHADER_STAGES] = { 0, };
nir_shader *nir[MESA_SHADER_STAGES] = {0};
struct radv_shader_binary *binaries[MESA_SHADER_STAGES] = {NULL};
- struct radv_shader_variant_key keys[MESA_SHADER_STAGES] = {{{{0}}}};
+ struct radv_shader_variant_key keys[MESA_SHADER_STAGES] = {{{{{0}}}}};
unsigned char hash[20], gs_copy_hash[20];
radv_start_feedback(pipeline_feedback);
nir_print_shader(nir[i], stderr);
}
- radv_fill_shader_keys(keys, key, nir);
+ radv_fill_shader_keys(device, keys, key, nir);
if (nir[MESA_SHADER_FRAGMENT]) {
if (!pipeline->shaders[MESA_SHADER_FRAGMENT]) {
}
/* TODO: These are no longer used as keys we should refactor this */
- keys[MESA_SHADER_VERTEX].vs.export_prim_id =
+ keys[MESA_SHADER_VERTEX].vs.out.export_prim_id =
pipeline->shaders[MESA_SHADER_FRAGMENT]->info.info.ps.prim_id_input;
- keys[MESA_SHADER_VERTEX].vs.export_layer_id =
+ keys[MESA_SHADER_VERTEX].vs.out.export_layer_id =
pipeline->shaders[MESA_SHADER_FRAGMENT]->info.info.ps.layer_input;
- keys[MESA_SHADER_VERTEX].vs.export_clip_dists =
+ keys[MESA_SHADER_VERTEX].vs.out.export_clip_dists =
!!pipeline->shaders[MESA_SHADER_FRAGMENT]->info.info.ps.num_input_clips_culls;
- keys[MESA_SHADER_TESS_EVAL].tes.export_prim_id =
+ keys[MESA_SHADER_TESS_EVAL].tes.out.export_prim_id =
pipeline->shaders[MESA_SHADER_FRAGMENT]->info.info.ps.prim_id_input;
- keys[MESA_SHADER_TESS_EVAL].tes.export_layer_id =
+ keys[MESA_SHADER_TESS_EVAL].tes.out.export_layer_id =
pipeline->shaders[MESA_SHADER_FRAGMENT]->info.info.ps.layer_input;
- keys[MESA_SHADER_TESS_EVAL].tes.export_clip_dists =
+ keys[MESA_SHADER_TESS_EVAL].tes.out.export_clip_dists =
!!pipeline->shaders[MESA_SHADER_FRAGMENT]->info.info.ps.num_input_clips_culls;
}
{
bool has_gs = radv_pipeline_has_gs(pipeline);
bool has_tess = radv_pipeline_has_tess(pipeline);
+ bool has_ngg = radv_pipeline_has_ngg(pipeline);
+
switch (stage) {
case MESA_SHADER_FRAGMENT:
return R_00B030_SPI_SHADER_USER_DATA_PS_0;
}
}
+ if (has_ngg)
+ return R_00B230_SPI_SHADER_USER_DATA_GS_0;
+
return R_00B130_SPI_SHADER_USER_DATA_VS_0;
case MESA_SHADER_GEOMETRY:
return chip_class == GFX9 ? R_00B330_SPI_SHADER_USER_DATA_ES_0 :
struct radv_pipeline *pipeline)
{
const struct radv_vs_output_info *outinfo = get_vs_output_info(pipeline);
-
- uint32_t vgt_primitiveid_en = false;
+ unsigned vgt_primitiveid_en = 0;
uint32_t vgt_gs_mode = 0;
if (radv_pipeline_has_gs(pipeline)) {
vgt_gs_mode = ac_vgt_gs_mode(gs->info.gs.vertices_out,
pipeline->device->physical_device->rad_info.chip_class);
+ } else if (radv_pipeline_has_ngg(pipeline)) {
+ const struct radv_shader_variant *vs =
+ pipeline->shaders[MESA_SHADER_VERTEX];
+ bool enable_prim_id =
+ outinfo->export_prim_id || vs->info.info.uses_prim_id;
+
+ vgt_primitiveid_en |= S_028A84_PRIMITIVEID_EN(enable_prim_id) |
+ S_028A84_NGG_DISABLE_PROVOK_REUSE(enable_prim_id);
} else if (outinfo->export_prim_id) {
vgt_gs_mode = S_028A40_MODE(V_028A40_GS_SCENARIO_A);
- vgt_primitiveid_en = true;
+ vgt_primitiveid_en |= S_028A84_PRIMITIVEID_EN(1);
}
radeon_set_context_reg(ctx_cs, R_028A84_VGT_PRIMITIVEID_EN, vgt_primitiveid_en);
radeon_emit(cs, rsrc2);
}
+static void
+radv_pipeline_generate_hw_ngg(struct radeon_cmdbuf *ctx_cs,
+ struct radeon_cmdbuf *cs,
+ struct radv_pipeline *pipeline,
+ struct radv_shader_variant *shader,
+ const struct radv_ngg_state *ngg_state)
+{
+ uint64_t va = radv_buffer_get_va(shader->bo) + shader->bo_offset;
+
+ radeon_set_sh_reg_seq(cs, R_00B320_SPI_SHADER_PGM_LO_ES, 2);
+ radeon_emit(cs, va >> 8);
+ radeon_emit(cs, va >> 40);
+ radeon_set_sh_reg_seq(cs, R_00B228_SPI_SHADER_PGM_RSRC1_GS, 2);
+ radeon_emit(cs, shader->config.rsrc1);
+ radeon_emit(cs, shader->config.rsrc2);
+
+ const struct radv_vs_output_info *outinfo = get_vs_output_info(pipeline);
+ unsigned clip_dist_mask, cull_dist_mask, total_mask;
+ clip_dist_mask = outinfo->clip_dist_mask;
+ cull_dist_mask = outinfo->cull_dist_mask;
+ total_mask = clip_dist_mask | cull_dist_mask;
+ bool misc_vec_ena = outinfo->writes_pointsize ||
+ outinfo->writes_layer ||
+ outinfo->writes_viewport_index;
+ bool break_wave_at_eoi = false;
+
+ radeon_set_context_reg(ctx_cs, R_0286C4_SPI_VS_OUT_CONFIG,
+ S_0286C4_VS_EXPORT_COUNT(MAX2(1, outinfo->param_exports) - 1));
+ radeon_set_context_reg(ctx_cs, R_028708_SPI_SHADER_IDX_FORMAT,
+ S_028708_IDX0_EXPORT_FORMAT(V_028708_SPI_SHADER_1COMP));
+ radeon_set_context_reg(ctx_cs, R_02870C_SPI_SHADER_POS_FORMAT,
+ S_02870C_POS0_EXPORT_FORMAT(V_02870C_SPI_SHADER_4COMP) |
+ S_02870C_POS1_EXPORT_FORMAT(outinfo->pos_exports > 1 ?
+ V_02870C_SPI_SHADER_4COMP :
+ V_02870C_SPI_SHADER_NONE) |
+ S_02870C_POS2_EXPORT_FORMAT(outinfo->pos_exports > 2 ?
+ V_02870C_SPI_SHADER_4COMP :
+ V_02870C_SPI_SHADER_NONE) |
+ S_02870C_POS3_EXPORT_FORMAT(outinfo->pos_exports > 3 ?
+ V_02870C_SPI_SHADER_4COMP :
+ V_02870C_SPI_SHADER_NONE));
+
+ radeon_set_context_reg(ctx_cs, R_028818_PA_CL_VTE_CNTL,
+ S_028818_VTX_W0_FMT(1) |
+ S_028818_VPORT_X_SCALE_ENA(1) | S_028818_VPORT_X_OFFSET_ENA(1) |
+ S_028818_VPORT_Y_SCALE_ENA(1) | S_028818_VPORT_Y_OFFSET_ENA(1) |
+ S_028818_VPORT_Z_SCALE_ENA(1) | S_028818_VPORT_Z_OFFSET_ENA(1));
+ radeon_set_context_reg(ctx_cs, R_02881C_PA_CL_VS_OUT_CNTL,
+ S_02881C_USE_VTX_POINT_SIZE(outinfo->writes_pointsize) |
+ S_02881C_USE_VTX_RENDER_TARGET_INDX(outinfo->writes_layer) |
+ S_02881C_USE_VTX_VIEWPORT_INDX(outinfo->writes_viewport_index) |
+ S_02881C_VS_OUT_MISC_VEC_ENA(misc_vec_ena) |
+ S_02881C_VS_OUT_MISC_SIDE_BUS_ENA(misc_vec_ena) |
+ S_02881C_VS_OUT_CCDIST0_VEC_ENA((total_mask & 0x0f) != 0) |
+ S_02881C_VS_OUT_CCDIST1_VEC_ENA((total_mask & 0xf0) != 0) |
+ cull_dist_mask << 8 |
+ clip_dist_mask);
+
+ /* TODO: Correctly set REUSE_OFF */
+ radeon_set_context_reg(ctx_cs, R_028AB4_VGT_REUSE_OFF,
+ S_028AB4_REUSE_OFF(0));
+ radeon_set_context_reg(ctx_cs, R_028AAC_VGT_ESGS_RING_ITEMSIZE,
+ ngg_state->vgt_esgs_ring_itemsize);
+
+ /* NGG specific registers. */
+ struct radv_shader_variant *gs = pipeline->shaders[MESA_SHADER_GEOMETRY];
+ uint32_t gs_num_invocations = gs ? gs->info.gs.invocations : 1;
+
+ radeon_set_context_reg(ctx_cs, R_028A44_VGT_GS_ONCHIP_CNTL,
+ S_028A44_ES_VERTS_PER_SUBGRP(ngg_state->hw_max_esverts) |
+ S_028A44_GS_PRIMS_PER_SUBGRP(ngg_state->max_gsprims) |
+ S_028A44_GS_INST_PRIMS_IN_SUBGRP(ngg_state->max_gsprims * gs_num_invocations));
+ radeon_set_context_reg(ctx_cs, R_0287FC_GE_MAX_OUTPUT_PER_SUBGROUP,
+ S_0287FC_MAX_VERTS_PER_SUBGROUP(ngg_state->max_out_verts));
+ radeon_set_context_reg(ctx_cs, R_028B4C_GE_NGG_SUBGRP_CNTL,
+ S_028B4C_PRIM_AMP_FACTOR(ngg_state->prim_amp_factor) |
+ S_028B4C_THDS_PER_SUBGRP(0)); /* for fast launch */
+ radeon_set_context_reg(ctx_cs, R_028B90_VGT_GS_INSTANCE_CNT,
+ S_028B90_CNT(gs_num_invocations) |
+ S_028B90_ENABLE(gs_num_invocations > 1) |
+ S_028B90_EN_MAX_VERT_OUT_PER_GS_INSTANCE(ngg_state->max_vert_out_per_gs_instance));
+
+ /* User edge flags are set by the pos exports. If user edge flags are
+ * not used, we must use hw-generated edge flags and pass them via
+ * the prim export to prevent drawing lines on internal edges of
+ * decomposed primitives (such as quads) with polygon mode = lines.
+ *
+ * TODO: We should combine hw-generated edge flags with user edge
+ * flags in the shader.
+ */
+ radeon_set_context_reg(ctx_cs, R_028838_PA_CL_NGG_CNTL,
+ S_028838_INDEX_BUF_EDGE_FLAG_ENA(!radv_pipeline_has_tess(pipeline) &&
+ !radv_pipeline_has_gs(pipeline)));
+
+ radeon_set_context_reg(ctx_cs, R_03096C_GE_CNTL,
+ S_03096C_PRIM_GRP_SIZE(ngg_state->max_gsprims) |
+ S_03096C_VERT_GRP_SIZE(ngg_state->hw_max_esverts) |
+ S_03096C_BREAK_WAVE_AT_EOI(break_wave_at_eoi));
+}
+
static void
radv_pipeline_generate_hw_hs(struct radeon_cmdbuf *cs,
struct radv_pipeline *pipeline,
radv_pipeline_generate_vertex_shader(struct radeon_cmdbuf *ctx_cs,
struct radeon_cmdbuf *cs,
struct radv_pipeline *pipeline,
- const struct radv_tessellation_state *tess)
+ const struct radv_tessellation_state *tess,
+ const struct radv_ngg_state *ngg)
{
struct radv_shader_variant *vs;
radv_pipeline_generate_hw_ls(cs, pipeline, vs, tess);
else if (vs->info.vs.as_es)
radv_pipeline_generate_hw_es(cs, pipeline, vs);
+ else if (vs->info.is_ngg)
+ radv_pipeline_generate_hw_ngg(ctx_cs, cs, pipeline, vs, ngg);
else
radv_pipeline_generate_hw_vs(ctx_cs, cs, pipeline, vs);
}
}
if (ps->info.info.ps.layer_input ||
- ps->info.info.ps.uses_input_attachments ||
ps->info.info.needs_multiview_view_index) {
unsigned vs_offset = outinfo->vs_output_param_offset[VARYING_SLOT_LAYER];
if (vs_offset != AC_EXP_PARAM_UNDEFINED)
stages |= S_028B54_ES_EN(V_028B54_ES_STAGE_DS) |
S_028B54_GS_EN(1) |
S_028B54_VS_EN(V_028B54_VS_STAGE_COPY_SHADER);
+ else if (radv_pipeline_has_ngg(pipeline))
+ stages |= S_028B54_ES_EN(V_028B54_ES_STAGE_DS) |
+ S_028B54_PRIMGEN_EN(1);
else
stages |= S_028B54_VS_EN(V_028B54_VS_STAGE_DS);
- } else if (radv_pipeline_has_gs(pipeline))
+ } else if (radv_pipeline_has_gs(pipeline)) {
stages |= S_028B54_ES_EN(V_028B54_ES_STAGE_REAL) |
S_028B54_GS_EN(1) |
S_028B54_VS_EN(V_028B54_VS_STAGE_COPY_SHADER);
+ } else if (radv_pipeline_has_ngg(pipeline)) {
+ stages |= S_028B54_ES_EN(V_028B54_ES_STAGE_REAL) |
+ S_028B54_PRIMGEN_EN(1);
+ }
if (pipeline->device->physical_device->rad_info.chip_class >= GFX9)
stages |= S_028B54_MAX_PRIMGRP_IN_WAVE(2);
return mask;
}
+static void
+gfx10_pipeline_generate_ge_cntl(struct radeon_cmdbuf *ctx_cs,
+ struct radv_pipeline *pipeline,
+ const struct radv_tessellation_state *tess,
+ const struct radv_gs_state *gs_state)
+{
+ bool break_wave_at_eoi = false;
+ unsigned primgroup_size;
+ unsigned vertgroup_size;
+
+ if (radv_pipeline_has_tess(pipeline)) {
+ primgroup_size = tess->num_patches; /* must be a multiple of NUM_PATCHES */
+ vertgroup_size = 0;
+ } else if (radv_pipeline_has_gs(pipeline)) {
+ unsigned vgt_gs_onchip_cntl = gs_state->vgt_gs_onchip_cntl;
+ primgroup_size = G_028A44_GS_PRIMS_PER_SUBGRP(vgt_gs_onchip_cntl);
+ vertgroup_size = G_028A44_ES_VERTS_PER_SUBGRP(vgt_gs_onchip_cntl);
+ } else {
+ primgroup_size = 128; /* recommended without a GS and tess */
+ vertgroup_size = 0;
+ }
+
+ if (radv_pipeline_has_tess(pipeline)) {
+ if (pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.info.uses_prim_id ||
+ radv_get_shader(pipeline, MESA_SHADER_TESS_EVAL)->info.info.uses_prim_id)
+ break_wave_at_eoi = true;
+ }
+
+ radeon_set_uconfig_reg(ctx_cs, R_03096C_GE_CNTL,
+ S_03096C_PRIM_GRP_SIZE(primgroup_size) |
+ S_03096C_VERT_GRP_SIZE(vertgroup_size) |
+ S_03096C_PACKET_TO_ONE_PA(0) /* line stipple */ |
+ S_03096C_BREAK_WAVE_AT_EOI(break_wave_at_eoi));
+}
+
static void
radv_pipeline_generate_pm4(struct radv_pipeline *pipeline,
const VkGraphicsPipelineCreateInfo *pCreateInfo,
const struct radv_blend_state *blend,
const struct radv_tessellation_state *tess,
const struct radv_gs_state *gs,
+ const struct radv_ngg_state *ngg,
unsigned prim, unsigned gs_out)
{
struct radeon_cmdbuf *ctx_cs = &pipeline->ctx_cs;
radv_pipeline_generate_raster_state(ctx_cs, pipeline, pCreateInfo);
radv_pipeline_generate_multisample_state(ctx_cs, pipeline);
radv_pipeline_generate_vgt_gs_mode(ctx_cs, pipeline);
- radv_pipeline_generate_vertex_shader(ctx_cs, cs, pipeline, tess);
+ radv_pipeline_generate_vertex_shader(ctx_cs, cs, pipeline, tess, ngg);
radv_pipeline_generate_tess_shaders(ctx_cs, cs, pipeline, tess);
radv_pipeline_generate_geometry_shader(ctx_cs, cs, pipeline, gs);
radv_pipeline_generate_fragment_shader(ctx_cs, cs, pipeline);
radv_pipeline_generate_vgt_vertex_reuse(ctx_cs, pipeline);
radv_pipeline_generate_binning_state(ctx_cs, pipeline, pCreateInfo);
+ if (pipeline->device->physical_device->rad_info.chip_class >= GFX10 && !radv_pipeline_has_ngg(pipeline))
+ gfx10_pipeline_generate_ge_cntl(ctx_cs, pipeline, tess, gs);
+
radeon_set_context_reg(ctx_cs, R_0286E8_SPI_TMPRING_SIZE,
S_0286E8_WAVES(pipeline->max_waves) |
S_0286E8_WAVESIZE(pipeline->scratch_bytes_per_wave >> 10));
radeon_set_context_reg(ctx_cs, R_028B54_VGT_SHADER_STAGES_EN, radv_compute_vgt_shader_stages_en(pipeline));
if (pipeline->device->physical_device->rad_info.chip_class >= GFX7) {
- radeon_set_uconfig_reg_idx(cs, R_030908_VGT_PRIMITIVE_TYPE, 1, prim);
+ radeon_set_uconfig_reg_idx(pipeline->device->physical_device,
+ cs, R_030908_VGT_PRIMITIVE_TYPE, 1, prim);
} else {
radeon_set_config_reg(cs, R_008958_VGT_PRIMITIVE_TYPE, prim);
}
if (radv_pipeline_has_gs(pipeline)) {
gs_out = si_conv_gl_prim_to_gs_out(pipeline->shaders[MESA_SHADER_GEOMETRY]->info.gs.output_prim);
pipeline->graphics.can_use_guardband = gs_out == V_028A6C_OUTPRIM_TYPE_TRISTRIP;
+ } else if (radv_pipeline_has_tess(pipeline)) {
+ gs_out = si_conv_gl_prim_to_gs_out(pipeline->shaders[MESA_SHADER_TESS_EVAL]->info.tes.primitive_mode);
+ pipeline->graphics.can_use_guardband = gs_out == V_028A6C_OUTPRIM_TYPE_TRISTRIP;
} else {
gs_out = si_conv_prim_to_gs_out(pCreateInfo->pInputAssemblyState->topology);
}
prim = V_008958_DI_PT_RECTLIST;
gs_out = V_028A6C_OUTPRIM_TYPE_TRISTRIP;
pipeline->graphics.can_use_guardband = true;
+ if (radv_pipeline_has_ngg(pipeline))
+ gs_out = V_028A6C_VGT_OUT_RECT_V0;
}
pipeline->graphics.prim_restart_enable = !!pCreateInfo->pInputAssemblyState->primitiveRestartEnable;
/* prim vertex count will need TESS changes */
}
}
+ struct radv_ngg_state ngg = {0};
struct radv_gs_state gs = {0};
- if (radv_pipeline_has_gs(pipeline)) {
+
+ if (radv_pipeline_has_ngg(pipeline)) {
+ ngg = calculate_ngg_info(pCreateInfo, pipeline);
+ } else if (radv_pipeline_has_gs(pipeline)) {
gs = calculate_gs_info(pCreateInfo, pipeline);
calculate_gs_ring_sizes(pipeline, &gs);
}
pipeline->streamout_shader = radv_pipeline_get_streamout_shader(pipeline);
result = radv_pipeline_scratch_init(device, pipeline);
- radv_pipeline_generate_pm4(pipeline, pCreateInfo, extra, &blend, &tess, &gs, prim, gs_out);
+ radv_pipeline_generate_pm4(pipeline, pCreateInfo, extra, &blend, &tess, &gs, &ngg, prim, gs_out);
return result;
}
projects / mesa.git / blobdiff