#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),
}
/*
- * inferred framebuffer and blender state
+ * Inferred framebuffer and blender state.
+ *
+ * One of the reasons this must be derived from the framebuffer state is that:
+ * - The blend state mask is 0xf most of the time.
+ * - The COLOR1 format isn't INVALID because of possible dual-source blending,
+ * so COLOR1 is enabled pretty much all the time.
+ * So CB_TARGET_MASK is the only register that can disable COLOR1.
*/
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;
+ uint32_t mask = 0, i;
if (blend == NULL)
return;
if (pm4 == NULL)
return;
- mask = (1ULL << ((unsigned)sctx->framebuffer.state.nr_cbufs * 4)) - 1;
+ for (i = 0; i < sctx->framebuffer.state.nr_cbufs; i++)
+ if (sctx->framebuffer.state.cbufs[i])
+ mask |= 0xf << (4*i);
mask &= blend->cb_target_mask;
- si_pm4_set_reg(pm4, R_028238_CB_TARGET_MASK, mask);
+ si_pm4_set_reg(pm4, R_028238_CB_TARGET_MASK, mask);
si_pm4_set_state(sctx, fb_blend, pm4);
}
si_pm4_set_state(sctx, clip, pm4);
}
+#define SIX_BITS 0x3F
+
+static void si_emit_clip_regs(struct si_context *sctx, struct r600_atom *atom)
+{
+ struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs;
+ struct tgsi_shader_info *info = si_get_vs_info(sctx);
+ struct si_shader *vs = si_get_vs_state(sctx);
+ unsigned window_space =
+ vs->selector->info.properties[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION];
+ unsigned clipdist_mask =
+ info->writes_clipvertex ? SIX_BITS : info->clipdist_writemask;
+
+ r600_write_context_reg(cs, R_02881C_PA_CL_VS_OUT_CNTL,
+ S_02881C_USE_VTX_POINT_SIZE(info->writes_psize) |
+ S_02881C_USE_VTX_EDGE_FLAG(info->writes_edgeflag) |
+ S_02881C_USE_VTX_RENDER_TARGET_INDX(info->writes_layer) |
+ S_02881C_VS_OUT_CCDIST0_VEC_ENA((clipdist_mask & 0x0F) != 0) |
+ S_02881C_VS_OUT_CCDIST1_VEC_ENA((clipdist_mask & 0xF0) != 0) |
+ S_02881C_VS_OUT_MISC_VEC_ENA(info->writes_psize ||
+ info->writes_edgeflag ||
+ info->writes_layer) |
+ (sctx->queued.named.rasterizer->clip_plane_enable &
+ clipdist_mask));
+ r600_write_context_reg(cs, R_028810_PA_CL_CLIP_CNTL,
+ sctx->queued.named.rasterizer->pa_cl_clip_cntl |
+ (clipdist_mask ? 0 :
+ sctx->queued.named.rasterizer->clip_plane_enable & SIX_BITS) |
+ S_028810_CLIP_DISABLE(window_space));
+}
+
static void si_set_scissor_states(struct pipe_context *ctx,
unsigned start_slot,
unsigned num_scissors,
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);
+
+ sctx->clip_regs.dirty = true;
+ sctx->last_rast_prim = -1; /* reset this so that it gets updated */
}
static void si_delete_rs_state(struct pipe_context *ctx, void *state)
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_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
*/
{
si_init_atom(&sctx->framebuffer.atom, &sctx->atoms.s.framebuffer, si_emit_framebuffer_state, 0);
si_init_atom(&sctx->db_render_state, &sctx->atoms.s.db_render_state, si_emit_db_render_state, 10);
+ si_init_atom(&sctx->clip_regs, &sctx->atoms.s.clip_regs, si_emit_clip_regs, 6);
sctx->b.b.create_blend_state = si_create_blend_state;
sctx->b.b.bind_blend_state = si_bind_blend_state;
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.draw_vbo = si_draw_vbo;
}
+static void
+si_write_harvested_raster_configs(struct si_context *sctx,
+ struct si_pm4_state *pm4,
+ unsigned raster_config)
+{
+ unsigned sh_per_se = MAX2(sctx->screen->b.info.max_sh_per_se, 1);
+ unsigned num_se = MAX2(sctx->screen->b.info.max_se, 1);
+ unsigned rb_mask = sctx->screen->b.info.si_backend_enabled_mask;
+ unsigned num_rb = sctx->screen->b.info.r600_num_backends;
+ unsigned rb_per_pkr = num_rb / num_se / sh_per_se;
+ unsigned rb_per_se = num_rb / num_se;
+ unsigned se0_mask = (1 << rb_per_se) - 1;
+ unsigned se1_mask = se0_mask << rb_per_se;
+ unsigned se;
+
+ assert(num_se == 1 || num_se == 2);
+ assert(sh_per_se == 1 || sh_per_se == 2);
+ assert(rb_per_pkr == 1 || rb_per_pkr == 2);
+
+ /* XXX: I can't figure out what the *_XSEL and *_YSEL
+ * fields are for, so I'm leaving them as their default
+ * values. */
+
+ se0_mask &= rb_mask;
+ se1_mask &= rb_mask;
+ if (num_se == 2 && (!se0_mask || !se1_mask)) {
+ raster_config &= C_028350_SE_MAP;
+
+ if (!se0_mask) {
+ raster_config |=
+ S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_3);
+ } else {
+ raster_config |=
+ S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_0);
+ }
+ }
+
+ for (se = 0; se < num_se; se++) {
+ unsigned raster_config_se = raster_config;
+ unsigned pkr0_mask = ((1 << rb_per_pkr) - 1) << (se * rb_per_se);
+ unsigned pkr1_mask = pkr0_mask << rb_per_pkr;
+
+ pkr0_mask &= rb_mask;
+ pkr1_mask &= rb_mask;
+ if (sh_per_se == 2 && (!pkr0_mask || !pkr1_mask)) {
+ raster_config_se &= C_028350_PKR_MAP;
+
+ if (!pkr0_mask) {
+ raster_config_se |=
+ S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_3);
+ } else {
+ raster_config_se |=
+ S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_0);
+ }
+ }
+
+ if (rb_per_pkr == 2) {
+ unsigned rb0_mask = 1 << (se * rb_per_se);
+ unsigned rb1_mask = rb0_mask << 1;
+
+ rb0_mask &= rb_mask;
+ rb1_mask &= rb_mask;
+ if (!rb0_mask || !rb1_mask) {
+ raster_config_se &= C_028350_RB_MAP_PKR0;
+
+ if (!rb0_mask) {
+ raster_config_se |=
+ S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_3);
+ } else {
+ raster_config_se |=
+ S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_0);
+ }
+ }
+
+ if (sh_per_se == 2) {
+ rb0_mask = 1 << (se * rb_per_se + rb_per_pkr);
+ rb1_mask = rb0_mask << 1;
+ rb0_mask &= rb_mask;
+ rb1_mask &= rb_mask;
+ if (!rb0_mask || !rb1_mask) {
+ raster_config_se &= C_028350_RB_MAP_PKR1;
+
+ if (!rb0_mask) {
+ raster_config_se |=
+ S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_3);
+ } else {
+ raster_config_se |=
+ S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_0);
+ }
+ }
+ }
+ }
+
+ si_pm4_set_reg(pm4, GRBM_GFX_INDEX,
+ SE_INDEX(se) | SH_BROADCAST_WRITES |
+ INSTANCE_BROADCAST_WRITES);
+ si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, raster_config_se);
+ }
+
+ si_pm4_set_reg(pm4, GRBM_GFX_INDEX,
+ SE_BROADCAST_WRITES | SH_BROADCAST_WRITES |
+ INSTANCE_BROADCAST_WRITES);
+}
+
void si_init_config(struct si_context *sctx)
{
struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
break;
}
} else {
+ unsigned rb_mask = sctx->screen->b.info.si_backend_enabled_mask;
+ unsigned num_rb = sctx->screen->b.info.r600_num_backends;
+ unsigned raster_config;
+
switch (sctx->screen->b.family) {
case CHIP_TAHITI:
case CHIP_PITCAIRN:
- si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x2a00126a);
+ raster_config = 0x2a00126a;
break;
case CHIP_VERDE:
- si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x0000124a);
+ raster_config = 0x0000124a;
break;
case CHIP_OLAND:
- si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000082);
+ raster_config = 0x00000082;
break;
case CHIP_HAINAN:
- si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000);
+ raster_config = 0x00000000;
break;
default:
- si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000);
+ fprintf(stderr,
+ "radeonsi: Unknown GPU, using 0 for raster_config\n");
+ raster_config = 0x00000000;
break;
}
+
+ /* Always use the default config when all backends are enabled
+ * (or when we failed to determine the enabled backends).
+ */
+ if (!rb_mask || util_bitcount(rb_mask) >= num_rb) {
+ si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG,
+ raster_config);
+ } else {
+ si_write_harvested_raster_configs(sctx, pm4, raster_config);
+ }
}
si_pm4_set_reg(pm4, R_028204_PA_SC_WINDOW_SCISSOR_TL, S_028204_WINDOW_OFFSET_DISABLE(1));
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