This huge amount of code deserves its own file.
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
si_shader.h \
si_state.c \
si_state_draw.c \
+ si_state_shaders.c \
si_state.h \
si_uvd.c
case SI:
case CIK:
si_init_state_functions(sctx);
+ si_init_shader_functions(sctx);
si_init_config(sctx);
break;
default:
#include "sid.h"
#include "radeon/r600_cs.h"
-#include "tgsi/tgsi_parse.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"
-#include "util/u_simple_shaders.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),
}
/*
- * shaders
- */
-
-/* Compute the key for the hw shader variant */
-static INLINE void si_shader_selector_key(struct pipe_context *ctx,
- struct si_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) {
- 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;
-
- if (sctx->gs_shader) {
- key->vs.as_es = 1;
- key->vs.gs_used_inputs = sctx->gs_shader->gs_used_inputs;
- }
- } else if (sel->type == PIPE_SHADER_FRAGMENT) {
- if (sel->info.properties[TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS])
- key->ps.last_cbuf = MAX2(sctx->framebuffer.state.nr_cbufs, 1) - 1;
- 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;
-
- 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_shader_selector *sel)
-{
- union si_shader_key key;
- struct si_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_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_shader));
- shader->selector = sel;
- shader->key = key;
-
- shader->next_variant = sel->current;
- sel->current = shader;
- r = si_shader_create((struct si_screen*)ctx->screen, 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;
- }
- si_shader_init_pm4_state(shader);
- 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_shader_selector *sel = CALLOC_STRUCT(si_shader_selector);
- int i;
-
- sel->type = pipe_shader_type;
- sel->tokens = tgsi_dup_tokens(state->tokens);
- sel->so = state->stream_output;
- tgsi_scan_shader(state->tokens, &sel->info);
-
- switch (pipe_shader_type) {
- case PIPE_SHADER_GEOMETRY:
- sel->gs_output_prim =
- sel->info.properties[TGSI_PROPERTY_GS_OUTPUT_PRIM];
- sel->gs_max_out_vertices =
- sel->info.properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES];
-
- for (i = 0; i < sel->info.num_inputs; i++) {
- unsigned name = sel->info.input_semantic_name[i];
- unsigned index = sel->info.input_semantic_index[i];
-
- switch (name) {
- case TGSI_SEMANTIC_PRIMID:
- break;
- default:
- sel->gs_used_inputs |=
- 1llu << si_shader_io_get_unique_index(name, index);
- }
- }
- }
-
- 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_shader_selector *sel = state;
-
- if (sctx->vs_shader == sel || !sel)
- 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_shader_selector *sel = state;
-
- if (sctx->gs_shader == sel)
- return;
-
- sctx->gs_shader = sel;
-}
-
-void si_make_dummy_ps(struct si_context *sctx)
-{
- if (!sctx->dummy_pixel_shader) {
- sctx->dummy_pixel_shader =
- util_make_fragment_cloneinput_shader(&sctx->b.b, 0,
- TGSI_SEMANTIC_GENERIC,
- TGSI_INTERPOLATE_CONSTANT);
- }
-}
-
-static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
-{
- struct si_context *sctx = (struct si_context *)ctx;
- struct si_shader_selector *sel = state;
-
- /* skip if supplied shader is one already in use */
- if (sctx->ps_shader == sel)
- return;
-
- /* use a dummy shader if binding a NULL shader */
- if (!sel) {
- si_make_dummy_ps(sctx);
- sel = sctx->dummy_pixel_shader;
- }
-
- sctx->ps_shader = sel;
-}
-
-static void si_delete_shader_selector(struct pipe_context *ctx,
- struct si_shader_selector *sel)
-{
- struct si_context *sctx = (struct si_context *)ctx;
- struct si_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);
- si_pm4_delete_state(sctx, vs, p->gs_copy_shader->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_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_shader_selector *sel = (struct si_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_shader_selector *sel = (struct si_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_shader_selector *sel = (struct si_shader_selector *)state;
-
- if (sctx->ps_shader == sel) {
- sctx->ps_shader = NULL;
- }
-
- si_delete_shader_selector(ctx, sel);
-}
-
-/*
* Samplers
*/
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;
enum pipe_texture_target target,
unsigned sample_count,
unsigned usage);
-int si_shader_select(struct pipe_context *ctx,
- struct si_shader_selector *sel);
-void si_make_dummy_ps(struct si_context *sctx);
void si_init_state_functions(struct si_context *sctx);
void si_init_config(struct si_context *sctx);
unsigned cik_bank_wh(unsigned bankwh);
uint32_t si_num_banks(struct si_screen *sscreen, struct r600_texture *tex);
unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool stencil);
+/* si_state_shader.c */
+void si_update_shaders(struct si_context *sctx);
+void si_init_shader_functions(struct si_context *sctx);
+
/* si_state_draw.c */
extern const struct r600_atom si_atom_cache_flush;
extern const struct r600_atom si_atom_msaa_config;
-void si_shader_init_pm4_state(struct si_shader *shader);
void si_emit_cache_flush(struct r600_common_context *sctx, struct r600_atom *atom);
void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo);
#include "radeon/r600_cs.h"
#include "sid.h"
-#include "util/u_format.h"
#include "util/u_index_modify.h"
-#include "util/u_memory.h"
-#include "util/u_prim.h"
#include "util/u_upload_mgr.h"
-/*
- * Shaders
- */
-
-static void si_shader_es(struct si_shader *shader)
-{
- struct si_pm4_state *pm4;
- unsigned num_sgprs, num_user_sgprs;
- unsigned vgpr_comp_cnt;
- uint64_t va;
-
- pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
-
- if (pm4 == NULL)
- return;
-
- va = shader->bo->gpu_address;
- si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
-
- vgpr_comp_cnt = shader->uses_instanceid ? 3 : 0;
-
- num_user_sgprs = SI_VS_NUM_USER_SGPR;
- num_sgprs = shader->num_sgprs;
- /* One SGPR after user SGPRs is pre-loaded with es2gs_offset */
- if ((num_user_sgprs + 1) > num_sgprs) {
- /* Last 2 reserved SGPRs are used for VCC */
- num_sgprs = num_user_sgprs + 1 + 2;
- }
- assert(num_sgprs <= 104);
-
- si_pm4_set_reg(pm4, R_00B320_SPI_SHADER_PGM_LO_ES, va >> 8);
- si_pm4_set_reg(pm4, R_00B324_SPI_SHADER_PGM_HI_ES, va >> 40);
- si_pm4_set_reg(pm4, R_00B328_SPI_SHADER_PGM_RSRC1_ES,
- S_00B328_VGPRS((shader->num_vgprs - 1) / 4) |
- S_00B328_SGPRS((num_sgprs - 1) / 8) |
- S_00B328_VGPR_COMP_CNT(vgpr_comp_cnt));
- si_pm4_set_reg(pm4, R_00B32C_SPI_SHADER_PGM_RSRC2_ES,
- S_00B32C_USER_SGPR(num_user_sgprs));
-}
-
-static void si_shader_gs(struct si_shader *shader)
+static void si_decompress_textures(struct si_context *sctx)
{
- unsigned gs_vert_itemsize = shader->selector->info.num_outputs * (16 >> 2);
- unsigned gs_max_vert_out = shader->selector->gs_max_out_vertices;
- unsigned gsvs_itemsize = gs_vert_itemsize * gs_max_vert_out;
- unsigned cut_mode;
- struct si_pm4_state *pm4;
- unsigned num_sgprs, num_user_sgprs;
- uint64_t va;
-
- /* The GSVS_RING_ITEMSIZE register takes 15 bits */
- assert(gsvs_itemsize < (1 << 15));
-
- pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
-
- if (pm4 == NULL)
- return;
-
- if (gs_max_vert_out <= 128) {
- cut_mode = V_028A40_GS_CUT_128;
- } else if (gs_max_vert_out <= 256) {
- cut_mode = V_028A40_GS_CUT_256;
- } else if (gs_max_vert_out <= 512) {
- cut_mode = V_028A40_GS_CUT_512;
- } else {
- assert(gs_max_vert_out <= 1024);
- cut_mode = V_028A40_GS_CUT_1024;
- }
-
- si_pm4_set_reg(pm4, R_028A40_VGT_GS_MODE,
- S_028A40_MODE(V_028A40_GS_SCENARIO_G) |
- S_028A40_CUT_MODE(cut_mode)|
- S_028A40_ES_WRITE_OPTIMIZE(1) |
- S_028A40_GS_WRITE_OPTIMIZE(1));
-
- si_pm4_set_reg(pm4, R_028A60_VGT_GSVS_RING_OFFSET_1, gsvs_itemsize);
- si_pm4_set_reg(pm4, R_028A64_VGT_GSVS_RING_OFFSET_2, gsvs_itemsize);
- si_pm4_set_reg(pm4, R_028A68_VGT_GSVS_RING_OFFSET_3, gsvs_itemsize);
-
- si_pm4_set_reg(pm4, R_028AAC_VGT_ESGS_RING_ITEMSIZE,
- util_bitcount64(shader->selector->gs_used_inputs) * (16 >> 2));
- si_pm4_set_reg(pm4, R_028AB0_VGT_GSVS_RING_ITEMSIZE, gsvs_itemsize);
-
- si_pm4_set_reg(pm4, R_028B38_VGT_GS_MAX_VERT_OUT, gs_max_vert_out);
-
- si_pm4_set_reg(pm4, R_028B5C_VGT_GS_VERT_ITEMSIZE, gs_vert_itemsize);
-
- va = shader->bo->gpu_address;
- si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
- si_pm4_set_reg(pm4, R_00B220_SPI_SHADER_PGM_LO_GS, va >> 8);
- si_pm4_set_reg(pm4, R_00B224_SPI_SHADER_PGM_HI_GS, va >> 40);
-
- num_user_sgprs = SI_GS_NUM_USER_SGPR;
- num_sgprs = shader->num_sgprs;
- /* Two SGPRs after user SGPRs are pre-loaded with gs2vs_offset, gs_wave_id */
- if ((num_user_sgprs + 2) > num_sgprs) {
- /* Last 2 reserved SGPRs are used for VCC */
- num_sgprs = num_user_sgprs + 2 + 2;
- }
- assert(num_sgprs <= 104);
-
- si_pm4_set_reg(pm4, R_00B228_SPI_SHADER_PGM_RSRC1_GS,
- S_00B228_VGPRS((shader->num_vgprs - 1) / 4) |
- S_00B228_SGPRS((num_sgprs - 1) / 8));
- si_pm4_set_reg(pm4, R_00B22C_SPI_SHADER_PGM_RSRC2_GS,
- S_00B22C_USER_SGPR(num_user_sgprs));
-}
-
-static void si_shader_vs(struct si_shader *shader)
-{
- struct tgsi_shader_info *info = &shader->selector->info;
- struct si_pm4_state *pm4;
- unsigned num_sgprs, num_user_sgprs;
- unsigned nparams, i, vgpr_comp_cnt;
- uint64_t va;
- unsigned window_space =
- shader->selector->info.properties[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION];
-
- pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
-
- if (pm4 == NULL)
- return;
-
- va = shader->bo->gpu_address;
- si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
-
- vgpr_comp_cnt = shader->uses_instanceid ? 3 : 0;
-
- if (shader->is_gs_copy_shader)
- num_user_sgprs = SI_GSCOPY_NUM_USER_SGPR;
- else
- num_user_sgprs = SI_VS_NUM_USER_SGPR;
-
- num_sgprs = shader->num_sgprs;
- if (num_user_sgprs > num_sgprs) {
- /* Last 2 reserved SGPRs are used for VCC */
- num_sgprs = num_user_sgprs + 2;
- }
- assert(num_sgprs <= 104);
-
- /* Certain attributes (position, psize, etc.) don't count as params.
- * VS is required to export at least one param and r600_shader_from_tgsi()
- * takes care of adding a dummy export.
- */
- for (nparams = 0, i = 0 ; i < info->num_outputs; i++) {
- switch (info->output_semantic_name[i]) {
- case TGSI_SEMANTIC_CLIPVERTEX:
- case TGSI_SEMANTIC_POSITION:
- case TGSI_SEMANTIC_PSIZE:
- break;
- default:
- nparams++;
- }
- }
- if (nparams < 1)
- nparams = 1;
-
- si_pm4_set_reg(pm4, R_0286C4_SPI_VS_OUT_CONFIG,
- S_0286C4_VS_EXPORT_COUNT(nparams - 1));
-
- si_pm4_set_reg(pm4, R_02870C_SPI_SHADER_POS_FORMAT,
- S_02870C_POS0_EXPORT_FORMAT(V_02870C_SPI_SHADER_4COMP) |
- S_02870C_POS1_EXPORT_FORMAT(shader->nr_pos_exports > 1 ?
- V_02870C_SPI_SHADER_4COMP :
- V_02870C_SPI_SHADER_NONE) |
- S_02870C_POS2_EXPORT_FORMAT(shader->nr_pos_exports > 2 ?
- V_02870C_SPI_SHADER_4COMP :
- V_02870C_SPI_SHADER_NONE) |
- S_02870C_POS3_EXPORT_FORMAT(shader->nr_pos_exports > 3 ?
- V_02870C_SPI_SHADER_4COMP :
- V_02870C_SPI_SHADER_NONE));
-
- si_pm4_set_reg(pm4, R_00B120_SPI_SHADER_PGM_LO_VS, va >> 8);
- si_pm4_set_reg(pm4, R_00B124_SPI_SHADER_PGM_HI_VS, va >> 40);
- si_pm4_set_reg(pm4, R_00B128_SPI_SHADER_PGM_RSRC1_VS,
- S_00B128_VGPRS((shader->num_vgprs - 1) / 4) |
- S_00B128_SGPRS((num_sgprs - 1) / 8) |
- S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt));
- si_pm4_set_reg(pm4, R_00B12C_SPI_SHADER_PGM_RSRC2_VS,
- S_00B12C_USER_SGPR(num_user_sgprs) |
- S_00B12C_SO_BASE0_EN(!!shader->selector->so.stride[0]) |
- S_00B12C_SO_BASE1_EN(!!shader->selector->so.stride[1]) |
- S_00B12C_SO_BASE2_EN(!!shader->selector->so.stride[2]) |
- S_00B12C_SO_BASE3_EN(!!shader->selector->so.stride[3]) |
- S_00B12C_SO_EN(!!shader->selector->so.num_outputs));
- if (window_space)
- si_pm4_set_reg(pm4, R_028818_PA_CL_VTE_CNTL,
- S_028818_VTX_XY_FMT(1) | S_028818_VTX_Z_FMT(1));
- else
- si_pm4_set_reg(pm4, 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));
-}
-
-static void si_shader_ps(struct si_shader *shader)
-{
- struct tgsi_shader_info *info = &shader->selector->info;
- struct si_pm4_state *pm4;
- unsigned i, spi_ps_in_control;
- unsigned num_sgprs, num_user_sgprs;
- unsigned spi_baryc_cntl = 0, spi_ps_input_ena;
- uint64_t va;
-
- pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
-
- if (pm4 == NULL)
- return;
-
- for (i = 0; i < info->num_inputs; i++) {
- switch (info->input_semantic_name[i]) {
- case TGSI_SEMANTIC_POSITION:
- /* SPI_BARYC_CNTL.POS_FLOAT_LOCATION
- * Possible vaules:
- * 0 -> Position = pixel center (default)
- * 1 -> Position = pixel centroid
- * 2 -> Position = at sample position
- */
- switch (info->input_interpolate_loc[i]) {
- case TGSI_INTERPOLATE_LOC_CENTROID:
- spi_baryc_cntl |= S_0286E0_POS_FLOAT_LOCATION(1);
- break;
- case TGSI_INTERPOLATE_LOC_SAMPLE:
- spi_baryc_cntl |= S_0286E0_POS_FLOAT_LOCATION(2);
- break;
+ if (!sctx->blitter->running) {
+ /* Flush depth textures which need to be flushed. */
+ for (int i = 0; i < SI_NUM_SHADERS; i++) {
+ if (sctx->samplers[i].depth_texture_mask) {
+ si_flush_depth_textures(sctx, &sctx->samplers[i]);
+ }
+ if (sctx->samplers[i].compressed_colortex_mask) {
+ si_decompress_color_textures(sctx, &sctx->samplers[i]);
}
-
- if (info->properties[TGSI_PROPERTY_FS_COORD_PIXEL_CENTER] ==
- TGSI_FS_COORD_PIXEL_CENTER_INTEGER)
- spi_baryc_cntl |= S_0286E0_POS_FLOAT_ULC(1);
- break;
}
}
-
- spi_ps_in_control = S_0286D8_NUM_INTERP(shader->nparam) |
- S_0286D8_BC_OPTIMIZE_DISABLE(1);
-
- si_pm4_set_reg(pm4, R_0286E0_SPI_BARYC_CNTL, spi_baryc_cntl);
- spi_ps_input_ena = shader->spi_ps_input_ena;
- /* we need to enable at least one of them, otherwise we hang the GPU */
- assert(G_0286CC_PERSP_SAMPLE_ENA(spi_ps_input_ena) ||
- G_0286CC_PERSP_CENTER_ENA(spi_ps_input_ena) ||
- G_0286CC_PERSP_CENTROID_ENA(spi_ps_input_ena) ||
- G_0286CC_PERSP_PULL_MODEL_ENA(spi_ps_input_ena) ||
- G_0286CC_LINEAR_SAMPLE_ENA(spi_ps_input_ena) ||
- G_0286CC_LINEAR_CENTER_ENA(spi_ps_input_ena) ||
- G_0286CC_LINEAR_CENTROID_ENA(spi_ps_input_ena) ||
- G_0286CC_LINE_STIPPLE_TEX_ENA(spi_ps_input_ena));
-
- si_pm4_set_reg(pm4, R_0286CC_SPI_PS_INPUT_ENA, spi_ps_input_ena);
- si_pm4_set_reg(pm4, R_0286D0_SPI_PS_INPUT_ADDR, spi_ps_input_ena);
- si_pm4_set_reg(pm4, R_0286D8_SPI_PS_IN_CONTROL, spi_ps_in_control);
-
- si_pm4_set_reg(pm4, R_028710_SPI_SHADER_Z_FORMAT, shader->spi_shader_z_format);
- si_pm4_set_reg(pm4, R_028714_SPI_SHADER_COL_FORMAT,
- shader->spi_shader_col_format);
- si_pm4_set_reg(pm4, R_02823C_CB_SHADER_MASK, shader->cb_shader_mask);
-
- va = shader->bo->gpu_address;
- si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
- si_pm4_set_reg(pm4, R_00B020_SPI_SHADER_PGM_LO_PS, va >> 8);
- si_pm4_set_reg(pm4, R_00B024_SPI_SHADER_PGM_HI_PS, va >> 40);
-
- num_user_sgprs = SI_PS_NUM_USER_SGPR;
- num_sgprs = shader->num_sgprs;
- /* One SGPR after user SGPRs is pre-loaded with {prim_mask, lds_offset} */
- if ((num_user_sgprs + 1) > num_sgprs) {
- /* Last 2 reserved SGPRs are used for VCC */
- num_sgprs = num_user_sgprs + 1 + 2;
- }
- assert(num_sgprs <= 104);
-
- si_pm4_set_reg(pm4, R_00B028_SPI_SHADER_PGM_RSRC1_PS,
- S_00B028_VGPRS((shader->num_vgprs - 1) / 4) |
- S_00B028_SGPRS((num_sgprs - 1) / 8));
- si_pm4_set_reg(pm4, R_00B02C_SPI_SHADER_PGM_RSRC2_PS,
- S_00B02C_EXTRA_LDS_SIZE(shader->lds_size) |
- S_00B02C_USER_SGPR(num_user_sgprs));
-}
-
-void si_shader_init_pm4_state(struct si_shader *shader)
-{
- switch (shader->selector->type) {
- case PIPE_SHADER_VERTEX:
- if (shader->key.vs.as_es)
- si_shader_es(shader);
- else
- si_shader_vs(shader);
- break;
- case PIPE_SHADER_GEOMETRY:
- si_shader_gs(shader);
- si_shader_vs(shader->gs_copy_shader);
- break;
- case PIPE_SHADER_FRAGMENT:
- si_shader_ps(shader);
- break;
- default:
- assert(0);
- }
}
-/*
- * Drawing
- */
-
static unsigned si_conv_pipe_prim(unsigned mode)
{
static const unsigned prim_conv[] = {
S_028AA8_WD_SWITCH_ON_EOP(sctx->b.chip_class >= CIK ? wd_switch_on_eop : 0);
}
-static void si_update_spi_map(struct si_context *sctx)
-{
- struct si_shader *ps = sctx->ps_shader->current;
- struct si_shader *vs = si_get_vs_state(sctx);
- struct tgsi_shader_info *psinfo = &ps->selector->info;
- struct tgsi_shader_info *vsinfo = &vs->selector->info;
- struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
- unsigned i, j, tmp;
-
- for (i = 0; i < psinfo->num_inputs; i++) {
- unsigned name = psinfo->input_semantic_name[i];
- unsigned index = psinfo->input_semantic_index[i];
- unsigned interpolate = psinfo->input_interpolate[i];
- unsigned param_offset = ps->ps_input_param_offset[i];
-
- if (name == TGSI_SEMANTIC_POSITION)
- /* Read from preloaded VGPRs, not parameters */
- continue;
-
-bcolor:
- tmp = 0;
-
- if (interpolate == TGSI_INTERPOLATE_CONSTANT ||
- (interpolate == TGSI_INTERPOLATE_COLOR &&
- ps->key.ps.flatshade)) {
- tmp |= S_028644_FLAT_SHADE(1);
- }
-
- if (name == TGSI_SEMANTIC_GENERIC &&
- sctx->sprite_coord_enable & (1 << index)) {
- tmp |= S_028644_PT_SPRITE_TEX(1);
- }
-
- for (j = 0; j < vsinfo->num_outputs; j++) {
- if (name == vsinfo->output_semantic_name[j] &&
- index == vsinfo->output_semantic_index[j]) {
- tmp |= S_028644_OFFSET(vs->vs_output_param_offset[j]);
- break;
- }
- }
-
- if (j == vsinfo->num_outputs) {
- /* No corresponding output found, load defaults into input */
- tmp |= S_028644_OFFSET(0x20);
- }
-
- si_pm4_set_reg(pm4,
- R_028644_SPI_PS_INPUT_CNTL_0 + param_offset * 4,
- tmp);
-
- if (name == TGSI_SEMANTIC_COLOR &&
- ps->key.ps.color_two_side) {
- name = TGSI_SEMANTIC_BCOLOR;
- param_offset++;
- goto bcolor;
- }
- }
-
- si_pm4_set_state(sctx, spi, pm4);
-}
-
-/* Initialize state related to ESGS / GSVS ring buffers */
-static void si_init_gs_rings(struct si_context *sctx)
-{
- unsigned esgs_ring_size = 128 * 1024;
- unsigned gsvs_ring_size = 64 * 1024 * 1024;
-
- assert(!sctx->gs_rings);
- sctx->gs_rings = CALLOC_STRUCT(si_pm4_state);
-
- sctx->esgs_ring = pipe_buffer_create(sctx->b.b.screen, PIPE_BIND_CUSTOM,
- PIPE_USAGE_DEFAULT, esgs_ring_size);
-
- sctx->gsvs_ring = pipe_buffer_create(sctx->b.b.screen, PIPE_BIND_CUSTOM,
- PIPE_USAGE_DEFAULT, gsvs_ring_size);
-
- if (sctx->b.chip_class >= CIK) {
- si_pm4_set_reg(sctx->gs_rings, R_030900_VGT_ESGS_RING_SIZE,
- esgs_ring_size / 256);
- si_pm4_set_reg(sctx->gs_rings, R_030904_VGT_GSVS_RING_SIZE,
- gsvs_ring_size / 256);
- } else {
- si_pm4_set_reg(sctx->gs_rings, R_0088C8_VGT_ESGS_RING_SIZE,
- esgs_ring_size / 256);
- si_pm4_set_reg(sctx->gs_rings, R_0088CC_VGT_GSVS_RING_SIZE,
- gsvs_ring_size / 256);
- }
-
- si_set_ring_buffer(&sctx->b.b, PIPE_SHADER_VERTEX, SI_RING_ESGS,
- sctx->esgs_ring, 0, esgs_ring_size,
- true, true, 4, 64);
- si_set_ring_buffer(&sctx->b.b, PIPE_SHADER_GEOMETRY, SI_RING_ESGS,
- sctx->esgs_ring, 0, esgs_ring_size,
- false, false, 0, 0);
- si_set_ring_buffer(&sctx->b.b, PIPE_SHADER_VERTEX, SI_RING_GSVS,
- sctx->gsvs_ring, 0, gsvs_ring_size,
- false, false, 0, 0);
-}
-
-static void si_update_derived_state(struct si_context *sctx)
-{
- struct pipe_context * ctx = (struct pipe_context*)sctx;
-
- if (!sctx->blitter->running) {
- /* Flush depth textures which need to be flushed. */
- for (int i = 0; i < SI_NUM_SHADERS; i++) {
- if (sctx->samplers[i].depth_texture_mask) {
- si_flush_depth_textures(sctx, &sctx->samplers[i]);
- }
- if (sctx->samplers[i].compressed_colortex_mask) {
- si_decompress_color_textures(sctx, &sctx->samplers[i]);
- }
- }
- }
-
- if (sctx->gs_shader) {
- si_shader_select(ctx, sctx->gs_shader);
- si_pm4_bind_state(sctx, gs, sctx->gs_shader->current->pm4);
- si_pm4_bind_state(sctx, vs, sctx->gs_shader->current->gs_copy_shader->pm4);
-
- sctx->b.streamout.stride_in_dw = sctx->gs_shader->so.stride;
-
- si_shader_select(ctx, sctx->vs_shader);
- si_pm4_bind_state(sctx, es, sctx->vs_shader->current->pm4);
-
- if (!sctx->gs_rings)
- si_init_gs_rings(sctx);
- if (sctx->emitted.named.gs_rings != sctx->gs_rings)
- sctx->b.flags |= R600_CONTEXT_VGT_FLUSH;
- si_pm4_bind_state(sctx, gs_rings, sctx->gs_rings);
-
- si_set_ring_buffer(ctx, PIPE_SHADER_GEOMETRY, SI_RING_GSVS,
- sctx->gsvs_ring,
- sctx->gs_shader->gs_max_out_vertices *
- sctx->gs_shader->info.num_outputs * 16,
- 64, true, true, 4, 16);
-
- if (!sctx->gs_on) {
- sctx->gs_on = CALLOC_STRUCT(si_pm4_state);
-
- si_pm4_set_reg(sctx->gs_on, R_028B54_VGT_SHADER_STAGES_EN,
- S_028B54_ES_EN(V_028B54_ES_STAGE_REAL) |
- S_028B54_GS_EN(1) |
- S_028B54_VS_EN(V_028B54_VS_STAGE_COPY_SHADER));
- }
- si_pm4_bind_state(sctx, gs_onoff, sctx->gs_on);
- } else {
- si_shader_select(ctx, sctx->vs_shader);
- si_pm4_bind_state(sctx, vs, sctx->vs_shader->current->pm4);
-
- sctx->b.streamout.stride_in_dw = sctx->vs_shader->so.stride;
-
- if (!sctx->gs_off) {
- sctx->gs_off = CALLOC_STRUCT(si_pm4_state);
-
- si_pm4_set_reg(sctx->gs_off, R_028A40_VGT_GS_MODE, 0);
- si_pm4_set_reg(sctx->gs_off, R_028B54_VGT_SHADER_STAGES_EN, 0);
- }
- si_pm4_bind_state(sctx, gs_onoff, sctx->gs_off);
- si_pm4_bind_state(sctx, gs_rings, NULL);
- si_pm4_bind_state(sctx, gs, NULL);
- si_pm4_bind_state(sctx, es, NULL);
- }
-
- si_shader_select(ctx, sctx->ps_shader);
-
- if (!sctx->ps_shader->current) {
- struct si_shader_selector *sel;
-
- /* use a dummy shader if compiling the shader (variant) failed */
- si_make_dummy_ps(sctx);
- sel = sctx->dummy_pixel_shader;
- si_shader_select(ctx, sel);
- sctx->ps_shader->current = sel->current;
- }
-
- si_pm4_bind_state(sctx, ps, sctx->ps_shader->current->pm4);
-
- if (si_pm4_state_changed(sctx, ps) || si_pm4_state_changed(sctx, vs))
- si_update_spi_map(sctx);
-
- if (sctx->ps_db_shader_control != sctx->ps_shader->current->db_shader_control) {
- sctx->ps_db_shader_control = sctx->ps_shader->current->db_shader_control;
- sctx->db_render_state.dirty = true;
- }
-}
-
static void si_emit_clip_state(struct si_context *sctx)
{
struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs;
if (!sctx->ps_shader || !sctx->vs_shader)
return;
- si_update_derived_state(sctx);
+ si_decompress_textures(sctx);
+ si_update_shaders(sctx);
if (sctx->vertex_buffers_dirty) {
si_update_vertex_buffers(sctx);
--- /dev/null
+/*
+ * 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 <christian.koenig@amd.com>
+ * Marek Olšák <maraeo@gmail.com>
+ */
+
+#include "si_pipe.h"
+#include "si_shader.h"
+#include "sid.h"
+
+#include "tgsi/tgsi_parse.h"
+#include "util/u_memory.h"
+#include "util/u_simple_shaders.h"
+
+static void si_shader_es(struct si_shader *shader)
+{
+ struct si_pm4_state *pm4;
+ unsigned num_sgprs, num_user_sgprs;
+ unsigned vgpr_comp_cnt;
+ uint64_t va;
+
+ pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
+
+ if (pm4 == NULL)
+ return;
+
+ va = shader->bo->gpu_address;
+ si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
+
+ vgpr_comp_cnt = shader->uses_instanceid ? 3 : 0;
+
+ num_user_sgprs = SI_VS_NUM_USER_SGPR;
+ num_sgprs = shader->num_sgprs;
+ /* One SGPR after user SGPRs is pre-loaded with es2gs_offset */
+ if ((num_user_sgprs + 1) > num_sgprs) {
+ /* Last 2 reserved SGPRs are used for VCC */
+ num_sgprs = num_user_sgprs + 1 + 2;
+ }
+ assert(num_sgprs <= 104);
+
+ si_pm4_set_reg(pm4, R_00B320_SPI_SHADER_PGM_LO_ES, va >> 8);
+ si_pm4_set_reg(pm4, R_00B324_SPI_SHADER_PGM_HI_ES, va >> 40);
+ si_pm4_set_reg(pm4, R_00B328_SPI_SHADER_PGM_RSRC1_ES,
+ S_00B328_VGPRS((shader->num_vgprs - 1) / 4) |
+ S_00B328_SGPRS((num_sgprs - 1) / 8) |
+ S_00B328_VGPR_COMP_CNT(vgpr_comp_cnt));
+ si_pm4_set_reg(pm4, R_00B32C_SPI_SHADER_PGM_RSRC2_ES,
+ S_00B32C_USER_SGPR(num_user_sgprs));
+}
+
+static void si_shader_gs(struct si_shader *shader)
+{
+ unsigned gs_vert_itemsize = shader->selector->info.num_outputs * (16 >> 2);
+ unsigned gs_max_vert_out = shader->selector->gs_max_out_vertices;
+ unsigned gsvs_itemsize = gs_vert_itemsize * gs_max_vert_out;
+ unsigned cut_mode;
+ struct si_pm4_state *pm4;
+ unsigned num_sgprs, num_user_sgprs;
+ uint64_t va;
+
+ /* The GSVS_RING_ITEMSIZE register takes 15 bits */
+ assert(gsvs_itemsize < (1 << 15));
+
+ pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
+
+ if (pm4 == NULL)
+ return;
+
+ if (gs_max_vert_out <= 128) {
+ cut_mode = V_028A40_GS_CUT_128;
+ } else if (gs_max_vert_out <= 256) {
+ cut_mode = V_028A40_GS_CUT_256;
+ } else if (gs_max_vert_out <= 512) {
+ cut_mode = V_028A40_GS_CUT_512;
+ } else {
+ assert(gs_max_vert_out <= 1024);
+ cut_mode = V_028A40_GS_CUT_1024;
+ }
+
+ si_pm4_set_reg(pm4, R_028A40_VGT_GS_MODE,
+ S_028A40_MODE(V_028A40_GS_SCENARIO_G) |
+ S_028A40_CUT_MODE(cut_mode)|
+ S_028A40_ES_WRITE_OPTIMIZE(1) |
+ S_028A40_GS_WRITE_OPTIMIZE(1));
+
+ si_pm4_set_reg(pm4, R_028A60_VGT_GSVS_RING_OFFSET_1, gsvs_itemsize);
+ si_pm4_set_reg(pm4, R_028A64_VGT_GSVS_RING_OFFSET_2, gsvs_itemsize);
+ si_pm4_set_reg(pm4, R_028A68_VGT_GSVS_RING_OFFSET_3, gsvs_itemsize);
+
+ si_pm4_set_reg(pm4, R_028AAC_VGT_ESGS_RING_ITEMSIZE,
+ util_bitcount64(shader->selector->gs_used_inputs) * (16 >> 2));
+ si_pm4_set_reg(pm4, R_028AB0_VGT_GSVS_RING_ITEMSIZE, gsvs_itemsize);
+
+ si_pm4_set_reg(pm4, R_028B38_VGT_GS_MAX_VERT_OUT, gs_max_vert_out);
+
+ si_pm4_set_reg(pm4, R_028B5C_VGT_GS_VERT_ITEMSIZE, gs_vert_itemsize);
+
+ va = shader->bo->gpu_address;
+ si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
+ si_pm4_set_reg(pm4, R_00B220_SPI_SHADER_PGM_LO_GS, va >> 8);
+ si_pm4_set_reg(pm4, R_00B224_SPI_SHADER_PGM_HI_GS, va >> 40);
+
+ num_user_sgprs = SI_GS_NUM_USER_SGPR;
+ num_sgprs = shader->num_sgprs;
+ /* Two SGPRs after user SGPRs are pre-loaded with gs2vs_offset, gs_wave_id */
+ if ((num_user_sgprs + 2) > num_sgprs) {
+ /* Last 2 reserved SGPRs are used for VCC */
+ num_sgprs = num_user_sgprs + 2 + 2;
+ }
+ assert(num_sgprs <= 104);
+
+ si_pm4_set_reg(pm4, R_00B228_SPI_SHADER_PGM_RSRC1_GS,
+ S_00B228_VGPRS((shader->num_vgprs - 1) / 4) |
+ S_00B228_SGPRS((num_sgprs - 1) / 8));
+ si_pm4_set_reg(pm4, R_00B22C_SPI_SHADER_PGM_RSRC2_GS,
+ S_00B22C_USER_SGPR(num_user_sgprs));
+}
+
+static void si_shader_vs(struct si_shader *shader)
+{
+ struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_pm4_state *pm4;
+ unsigned num_sgprs, num_user_sgprs;
+ unsigned nparams, i, vgpr_comp_cnt;
+ uint64_t va;
+ unsigned window_space =
+ shader->selector->info.properties[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION];
+
+ pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
+
+ if (pm4 == NULL)
+ return;
+
+ va = shader->bo->gpu_address;
+ si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
+
+ vgpr_comp_cnt = shader->uses_instanceid ? 3 : 0;
+
+ if (shader->is_gs_copy_shader)
+ num_user_sgprs = SI_GSCOPY_NUM_USER_SGPR;
+ else
+ num_user_sgprs = SI_VS_NUM_USER_SGPR;
+
+ num_sgprs = shader->num_sgprs;
+ if (num_user_sgprs > num_sgprs) {
+ /* Last 2 reserved SGPRs are used for VCC */
+ num_sgprs = num_user_sgprs + 2;
+ }
+ assert(num_sgprs <= 104);
+
+ /* Certain attributes (position, psize, etc.) don't count as params.
+ * VS is required to export at least one param and r600_shader_from_tgsi()
+ * takes care of adding a dummy export.
+ */
+ for (nparams = 0, i = 0 ; i < info->num_outputs; i++) {
+ switch (info->output_semantic_name[i]) {
+ case TGSI_SEMANTIC_CLIPVERTEX:
+ case TGSI_SEMANTIC_POSITION:
+ case TGSI_SEMANTIC_PSIZE:
+ break;
+ default:
+ nparams++;
+ }
+ }
+ if (nparams < 1)
+ nparams = 1;
+
+ si_pm4_set_reg(pm4, R_0286C4_SPI_VS_OUT_CONFIG,
+ S_0286C4_VS_EXPORT_COUNT(nparams - 1));
+
+ si_pm4_set_reg(pm4, R_02870C_SPI_SHADER_POS_FORMAT,
+ S_02870C_POS0_EXPORT_FORMAT(V_02870C_SPI_SHADER_4COMP) |
+ S_02870C_POS1_EXPORT_FORMAT(shader->nr_pos_exports > 1 ?
+ V_02870C_SPI_SHADER_4COMP :
+ V_02870C_SPI_SHADER_NONE) |
+ S_02870C_POS2_EXPORT_FORMAT(shader->nr_pos_exports > 2 ?
+ V_02870C_SPI_SHADER_4COMP :
+ V_02870C_SPI_SHADER_NONE) |
+ S_02870C_POS3_EXPORT_FORMAT(shader->nr_pos_exports > 3 ?
+ V_02870C_SPI_SHADER_4COMP :
+ V_02870C_SPI_SHADER_NONE));
+
+ si_pm4_set_reg(pm4, R_00B120_SPI_SHADER_PGM_LO_VS, va >> 8);
+ si_pm4_set_reg(pm4, R_00B124_SPI_SHADER_PGM_HI_VS, va >> 40);
+ si_pm4_set_reg(pm4, R_00B128_SPI_SHADER_PGM_RSRC1_VS,
+ S_00B128_VGPRS((shader->num_vgprs - 1) / 4) |
+ S_00B128_SGPRS((num_sgprs - 1) / 8) |
+ S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt));
+ si_pm4_set_reg(pm4, R_00B12C_SPI_SHADER_PGM_RSRC2_VS,
+ S_00B12C_USER_SGPR(num_user_sgprs) |
+ S_00B12C_SO_BASE0_EN(!!shader->selector->so.stride[0]) |
+ S_00B12C_SO_BASE1_EN(!!shader->selector->so.stride[1]) |
+ S_00B12C_SO_BASE2_EN(!!shader->selector->so.stride[2]) |
+ S_00B12C_SO_BASE3_EN(!!shader->selector->so.stride[3]) |
+ S_00B12C_SO_EN(!!shader->selector->so.num_outputs));
+ if (window_space)
+ si_pm4_set_reg(pm4, R_028818_PA_CL_VTE_CNTL,
+ S_028818_VTX_XY_FMT(1) | S_028818_VTX_Z_FMT(1));
+ else
+ si_pm4_set_reg(pm4, 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));
+}
+
+static void si_shader_ps(struct si_shader *shader)
+{
+ struct tgsi_shader_info *info = &shader->selector->info;
+ struct si_pm4_state *pm4;
+ unsigned i, spi_ps_in_control;
+ unsigned num_sgprs, num_user_sgprs;
+ unsigned spi_baryc_cntl = 0, spi_ps_input_ena;
+ uint64_t va;
+
+ pm4 = shader->pm4 = CALLOC_STRUCT(si_pm4_state);
+
+ if (pm4 == NULL)
+ return;
+
+ for (i = 0; i < info->num_inputs; i++) {
+ switch (info->input_semantic_name[i]) {
+ case TGSI_SEMANTIC_POSITION:
+ /* SPI_BARYC_CNTL.POS_FLOAT_LOCATION
+ * Possible vaules:
+ * 0 -> Position = pixel center (default)
+ * 1 -> Position = pixel centroid
+ * 2 -> Position = at sample position
+ */
+ switch (info->input_interpolate_loc[i]) {
+ case TGSI_INTERPOLATE_LOC_CENTROID:
+ spi_baryc_cntl |= S_0286E0_POS_FLOAT_LOCATION(1);
+ break;
+ case TGSI_INTERPOLATE_LOC_SAMPLE:
+ spi_baryc_cntl |= S_0286E0_POS_FLOAT_LOCATION(2);
+ break;
+ }
+
+ if (info->properties[TGSI_PROPERTY_FS_COORD_PIXEL_CENTER] ==
+ TGSI_FS_COORD_PIXEL_CENTER_INTEGER)
+ spi_baryc_cntl |= S_0286E0_POS_FLOAT_ULC(1);
+ break;
+ }
+ }
+
+ spi_ps_in_control = S_0286D8_NUM_INTERP(shader->nparam) |
+ S_0286D8_BC_OPTIMIZE_DISABLE(1);
+
+ si_pm4_set_reg(pm4, R_0286E0_SPI_BARYC_CNTL, spi_baryc_cntl);
+ spi_ps_input_ena = shader->spi_ps_input_ena;
+ /* we need to enable at least one of them, otherwise we hang the GPU */
+ assert(G_0286CC_PERSP_SAMPLE_ENA(spi_ps_input_ena) ||
+ G_0286CC_PERSP_CENTER_ENA(spi_ps_input_ena) ||
+ G_0286CC_PERSP_CENTROID_ENA(spi_ps_input_ena) ||
+ G_0286CC_PERSP_PULL_MODEL_ENA(spi_ps_input_ena) ||
+ G_0286CC_LINEAR_SAMPLE_ENA(spi_ps_input_ena) ||
+ G_0286CC_LINEAR_CENTER_ENA(spi_ps_input_ena) ||
+ G_0286CC_LINEAR_CENTROID_ENA(spi_ps_input_ena) ||
+ G_0286CC_LINE_STIPPLE_TEX_ENA(spi_ps_input_ena));
+
+ si_pm4_set_reg(pm4, R_0286CC_SPI_PS_INPUT_ENA, spi_ps_input_ena);
+ si_pm4_set_reg(pm4, R_0286D0_SPI_PS_INPUT_ADDR, spi_ps_input_ena);
+ si_pm4_set_reg(pm4, R_0286D8_SPI_PS_IN_CONTROL, spi_ps_in_control);
+
+ si_pm4_set_reg(pm4, R_028710_SPI_SHADER_Z_FORMAT, shader->spi_shader_z_format);
+ si_pm4_set_reg(pm4, R_028714_SPI_SHADER_COL_FORMAT,
+ shader->spi_shader_col_format);
+ si_pm4_set_reg(pm4, R_02823C_CB_SHADER_MASK, shader->cb_shader_mask);
+
+ va = shader->bo->gpu_address;
+ si_pm4_add_bo(pm4, shader->bo, RADEON_USAGE_READ, RADEON_PRIO_SHADER_DATA);
+ si_pm4_set_reg(pm4, R_00B020_SPI_SHADER_PGM_LO_PS, va >> 8);
+ si_pm4_set_reg(pm4, R_00B024_SPI_SHADER_PGM_HI_PS, va >> 40);
+
+ num_user_sgprs = SI_PS_NUM_USER_SGPR;
+ num_sgprs = shader->num_sgprs;
+ /* One SGPR after user SGPRs is pre-loaded with {prim_mask, lds_offset} */
+ if ((num_user_sgprs + 1) > num_sgprs) {
+ /* Last 2 reserved SGPRs are used for VCC */
+ num_sgprs = num_user_sgprs + 1 + 2;
+ }
+ assert(num_sgprs <= 104);
+
+ si_pm4_set_reg(pm4, R_00B028_SPI_SHADER_PGM_RSRC1_PS,
+ S_00B028_VGPRS((shader->num_vgprs - 1) / 4) |
+ S_00B028_SGPRS((num_sgprs - 1) / 8));
+ si_pm4_set_reg(pm4, R_00B02C_SPI_SHADER_PGM_RSRC2_PS,
+ S_00B02C_EXTRA_LDS_SIZE(shader->lds_size) |
+ S_00B02C_USER_SGPR(num_user_sgprs));
+}
+
+static void si_shader_init_pm4_state(struct si_shader *shader)
+{
+ switch (shader->selector->type) {
+ case PIPE_SHADER_VERTEX:
+ if (shader->key.vs.as_es)
+ si_shader_es(shader);
+ else
+ si_shader_vs(shader);
+ break;
+ case PIPE_SHADER_GEOMETRY:
+ si_shader_gs(shader);
+ si_shader_vs(shader->gs_copy_shader);
+ break;
+ case PIPE_SHADER_FRAGMENT:
+ si_shader_ps(shader);
+ break;
+ default:
+ assert(0);
+ }
+}
+
+/* Compute the key for the hw shader variant */
+static INLINE void si_shader_selector_key(struct pipe_context *ctx,
+ struct si_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) {
+ 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;
+
+ if (sctx->gs_shader) {
+ key->vs.as_es = 1;
+ key->vs.gs_used_inputs = sctx->gs_shader->gs_used_inputs;
+ }
+ } else if (sel->type == PIPE_SHADER_FRAGMENT) {
+ if (sel->info.properties[TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS])
+ key->ps.last_cbuf = MAX2(sctx->framebuffer.state.nr_cbufs, 1) - 1;
+ 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;
+
+ 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. */
+static int si_shader_select(struct pipe_context *ctx,
+ struct si_shader_selector *sel)
+{
+ union si_shader_key key;
+ struct si_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_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_shader));
+ shader->selector = sel;
+ shader->key = key;
+
+ shader->next_variant = sel->current;
+ sel->current = shader;
+ r = si_shader_create((struct si_screen*)ctx->screen, 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;
+ }
+ si_shader_init_pm4_state(shader);
+ 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_shader_selector *sel = CALLOC_STRUCT(si_shader_selector);
+ int i;
+
+ sel->type = pipe_shader_type;
+ sel->tokens = tgsi_dup_tokens(state->tokens);
+ sel->so = state->stream_output;
+ tgsi_scan_shader(state->tokens, &sel->info);
+
+ switch (pipe_shader_type) {
+ case PIPE_SHADER_GEOMETRY:
+ sel->gs_output_prim =
+ sel->info.properties[TGSI_PROPERTY_GS_OUTPUT_PRIM];
+ sel->gs_max_out_vertices =
+ sel->info.properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES];
+
+ for (i = 0; i < sel->info.num_inputs; i++) {
+ unsigned name = sel->info.input_semantic_name[i];
+ unsigned index = sel->info.input_semantic_index[i];
+
+ switch (name) {
+ case TGSI_SEMANTIC_PRIMID:
+ break;
+ default:
+ sel->gs_used_inputs |=
+ 1llu << si_shader_io_get_unique_index(name, index);
+ }
+ }
+ }
+
+ 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_shader_selector *sel = state;
+
+ if (sctx->vs_shader == sel || !sel)
+ 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_shader_selector *sel = state;
+
+ if (sctx->gs_shader == sel)
+ return;
+
+ sctx->gs_shader = sel;
+}
+
+static void si_make_dummy_ps(struct si_context *sctx)
+{
+ if (!sctx->dummy_pixel_shader) {
+ sctx->dummy_pixel_shader =
+ util_make_fragment_cloneinput_shader(&sctx->b.b, 0,
+ TGSI_SEMANTIC_GENERIC,
+ TGSI_INTERPOLATE_CONSTANT);
+ }
+}
+
+static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
+{
+ struct si_context *sctx = (struct si_context *)ctx;
+ struct si_shader_selector *sel = state;
+
+ /* skip if supplied shader is one already in use */
+ if (sctx->ps_shader == sel)
+ return;
+
+ /* use a dummy shader if binding a NULL shader */
+ if (!sel) {
+ si_make_dummy_ps(sctx);
+ sel = sctx->dummy_pixel_shader;
+ }
+
+ sctx->ps_shader = sel;
+}
+
+static void si_delete_shader_selector(struct pipe_context *ctx,
+ struct si_shader_selector *sel)
+{
+ struct si_context *sctx = (struct si_context *)ctx;
+ struct si_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);
+ si_pm4_delete_state(sctx, vs, p->gs_copy_shader->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_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_shader_selector *sel = (struct si_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_shader_selector *sel = (struct si_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_shader_selector *sel = (struct si_shader_selector *)state;
+
+ if (sctx->ps_shader == sel) {
+ sctx->ps_shader = NULL;
+ }
+
+ si_delete_shader_selector(ctx, sel);
+}
+
+static void si_update_spi_map(struct si_context *sctx)
+{
+ struct si_shader *ps = sctx->ps_shader->current;
+ struct si_shader *vs = si_get_vs_state(sctx);
+ struct tgsi_shader_info *psinfo = &ps->selector->info;
+ struct tgsi_shader_info *vsinfo = &vs->selector->info;
+ struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
+ unsigned i, j, tmp;
+
+ for (i = 0; i < psinfo->num_inputs; i++) {
+ unsigned name = psinfo->input_semantic_name[i];
+ unsigned index = psinfo->input_semantic_index[i];
+ unsigned interpolate = psinfo->input_interpolate[i];
+ unsigned param_offset = ps->ps_input_param_offset[i];
+
+ if (name == TGSI_SEMANTIC_POSITION)
+ /* Read from preloaded VGPRs, not parameters */
+ continue;
+
+bcolor:
+ tmp = 0;
+
+ if (interpolate == TGSI_INTERPOLATE_CONSTANT ||
+ (interpolate == TGSI_INTERPOLATE_COLOR &&
+ ps->key.ps.flatshade)) {
+ tmp |= S_028644_FLAT_SHADE(1);
+ }
+
+ if (name == TGSI_SEMANTIC_GENERIC &&
+ sctx->sprite_coord_enable & (1 << index)) {
+ tmp |= S_028644_PT_SPRITE_TEX(1);
+ }
+
+ for (j = 0; j < vsinfo->num_outputs; j++) {
+ if (name == vsinfo->output_semantic_name[j] &&
+ index == vsinfo->output_semantic_index[j]) {
+ tmp |= S_028644_OFFSET(vs->vs_output_param_offset[j]);
+ break;
+ }
+ }
+
+ if (j == vsinfo->num_outputs) {
+ /* No corresponding output found, load defaults into input */
+ tmp |= S_028644_OFFSET(0x20);
+ }
+
+ si_pm4_set_reg(pm4,
+ R_028644_SPI_PS_INPUT_CNTL_0 + param_offset * 4,
+ tmp);
+
+ if (name == TGSI_SEMANTIC_COLOR &&
+ ps->key.ps.color_two_side) {
+ name = TGSI_SEMANTIC_BCOLOR;
+ param_offset++;
+ goto bcolor;
+ }
+ }
+
+ si_pm4_set_state(sctx, spi, pm4);
+}
+
+/* Initialize state related to ESGS / GSVS ring buffers */
+static void si_init_gs_rings(struct si_context *sctx)
+{
+ unsigned esgs_ring_size = 128 * 1024;
+ unsigned gsvs_ring_size = 64 * 1024 * 1024;
+
+ assert(!sctx->gs_rings);
+ sctx->gs_rings = CALLOC_STRUCT(si_pm4_state);
+
+ sctx->esgs_ring = pipe_buffer_create(sctx->b.b.screen, PIPE_BIND_CUSTOM,
+ PIPE_USAGE_DEFAULT, esgs_ring_size);
+
+ sctx->gsvs_ring = pipe_buffer_create(sctx->b.b.screen, PIPE_BIND_CUSTOM,
+ PIPE_USAGE_DEFAULT, gsvs_ring_size);
+
+ if (sctx->b.chip_class >= CIK) {
+ si_pm4_set_reg(sctx->gs_rings, R_030900_VGT_ESGS_RING_SIZE,
+ esgs_ring_size / 256);
+ si_pm4_set_reg(sctx->gs_rings, R_030904_VGT_GSVS_RING_SIZE,
+ gsvs_ring_size / 256);
+ } else {
+ si_pm4_set_reg(sctx->gs_rings, R_0088C8_VGT_ESGS_RING_SIZE,
+ esgs_ring_size / 256);
+ si_pm4_set_reg(sctx->gs_rings, R_0088CC_VGT_GSVS_RING_SIZE,
+ gsvs_ring_size / 256);
+ }
+
+ si_set_ring_buffer(&sctx->b.b, PIPE_SHADER_VERTEX, SI_RING_ESGS,
+ sctx->esgs_ring, 0, esgs_ring_size,
+ true, true, 4, 64);
+ si_set_ring_buffer(&sctx->b.b, PIPE_SHADER_GEOMETRY, SI_RING_ESGS,
+ sctx->esgs_ring, 0, esgs_ring_size,
+ false, false, 0, 0);
+ si_set_ring_buffer(&sctx->b.b, PIPE_SHADER_VERTEX, SI_RING_GSVS,
+ sctx->gsvs_ring, 0, gsvs_ring_size,
+ false, false, 0, 0);
+}
+
+void si_update_shaders(struct si_context *sctx)
+{
+ struct pipe_context *ctx = (struct pipe_context*)sctx;
+
+ if (sctx->gs_shader) {
+ si_shader_select(ctx, sctx->gs_shader);
+ si_pm4_bind_state(sctx, gs, sctx->gs_shader->current->pm4);
+ si_pm4_bind_state(sctx, vs, sctx->gs_shader->current->gs_copy_shader->pm4);
+
+ sctx->b.streamout.stride_in_dw = sctx->gs_shader->so.stride;
+
+ si_shader_select(ctx, sctx->vs_shader);
+ si_pm4_bind_state(sctx, es, sctx->vs_shader->current->pm4);
+
+ if (!sctx->gs_rings)
+ si_init_gs_rings(sctx);
+ if (sctx->emitted.named.gs_rings != sctx->gs_rings)
+ sctx->b.flags |= R600_CONTEXT_VGT_FLUSH;
+ si_pm4_bind_state(sctx, gs_rings, sctx->gs_rings);
+
+ si_set_ring_buffer(ctx, PIPE_SHADER_GEOMETRY, SI_RING_GSVS,
+ sctx->gsvs_ring,
+ sctx->gs_shader->gs_max_out_vertices *
+ sctx->gs_shader->info.num_outputs * 16,
+ 64, true, true, 4, 16);
+
+ if (!sctx->gs_on) {
+ sctx->gs_on = CALLOC_STRUCT(si_pm4_state);
+
+ si_pm4_set_reg(sctx->gs_on, R_028B54_VGT_SHADER_STAGES_EN,
+ S_028B54_ES_EN(V_028B54_ES_STAGE_REAL) |
+ S_028B54_GS_EN(1) |
+ S_028B54_VS_EN(V_028B54_VS_STAGE_COPY_SHADER));
+ }
+ si_pm4_bind_state(sctx, gs_onoff, sctx->gs_on);
+ } else {
+ si_shader_select(ctx, sctx->vs_shader);
+ si_pm4_bind_state(sctx, vs, sctx->vs_shader->current->pm4);
+
+ sctx->b.streamout.stride_in_dw = sctx->vs_shader->so.stride;
+
+ if (!sctx->gs_off) {
+ sctx->gs_off = CALLOC_STRUCT(si_pm4_state);
+
+ si_pm4_set_reg(sctx->gs_off, R_028A40_VGT_GS_MODE, 0);
+ si_pm4_set_reg(sctx->gs_off, R_028B54_VGT_SHADER_STAGES_EN, 0);
+ }
+ si_pm4_bind_state(sctx, gs_onoff, sctx->gs_off);
+ si_pm4_bind_state(sctx, gs_rings, NULL);
+ si_pm4_bind_state(sctx, gs, NULL);
+ si_pm4_bind_state(sctx, es, NULL);
+ }
+
+ si_shader_select(ctx, sctx->ps_shader);
+
+ if (!sctx->ps_shader->current) {
+ struct si_shader_selector *sel;
+
+ /* use a dummy shader if compiling the shader (variant) failed */
+ si_make_dummy_ps(sctx);
+ sel = sctx->dummy_pixel_shader;
+ si_shader_select(ctx, sel);
+ sctx->ps_shader->current = sel->current;
+ }
+
+ si_pm4_bind_state(sctx, ps, sctx->ps_shader->current->pm4);
+
+ if (si_pm4_state_changed(sctx, ps) || si_pm4_state_changed(sctx, vs))
+ si_update_spi_map(sctx);
+
+ if (sctx->ps_db_shader_control != sctx->ps_shader->current->db_shader_control) {
+ sctx->ps_db_shader_control = sctx->ps_shader->current->db_shader_control;
+ sctx->db_render_state.dirty = true;
+ }
+}
+
+void si_init_shader_functions(struct si_context *sctx)
+{
+ sctx->b.b.create_vs_state = si_create_vs_state;
+ sctx->b.b.create_gs_state = si_create_gs_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_gs_state = si_bind_gs_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_gs_state = si_delete_gs_shader;
+ sctx->b.b.delete_fs_state = si_delete_ps_shader;
+}
OSDN Git Service
