diff options
Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_state_emit.c')
| -rw-r--r-- | src/gallium/drivers/nvfx/nvfx_state_emit.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_state_emit.c b/src/gallium/drivers/nvfx/nvfx_state_emit.c new file mode 100644 index 00000000000..9582ba9648c --- /dev/null +++ b/src/gallium/drivers/nvfx/nvfx_state_emit.c @@ -0,0 +1,188 @@ +#include "nv30/nv30_context.h" +#include "nv40/nv40_context.h" +#include "nvfx_state.h" +#include "draw/draw_context.h" + +#define RENDER_STATES(name, nvxx, vbo) \ +static struct nvfx_state_entry *name##_render_states[] = { \ + &nvxx##_state_framebuffer, \ + &nvxx##_state_rasterizer, \ + &nvxx##_state_scissor, \ + &nvxx##_state_stipple, \ + &nvxx##_state_fragprog, \ + &nvxx##_state_fragtex, \ + &nvxx##_state_vertprog, \ + &nvxx##_state_blend, \ + &nvxx##_state_blend_colour, \ + &nvxx##_state_zsa, \ + &nvxx##_state_sr, \ + &nvxx##_state_viewport, \ + &nvxx##_state_##vbo, \ + NULL \ +} + +RENDER_STATES(nv30, nv30, vbo); +RENDER_STATES(nv30_swtnl, nv30, vbo); /* TODO: replace with vtxfmt once draw is unified */ +RENDER_STATES(nv40, nv40, vbo); +RENDER_STATES(nv40_swtnl, nv40, vtxfmt); + +static void +nvfx_state_do_validate(struct nvfx_context *nvfx, + struct nvfx_state_entry **states) +{ + while (*states) { + struct nvfx_state_entry *e = *states; + + if (nvfx->dirty & e->dirty.pipe) { + if (e->validate(nvfx)) + nvfx->state.dirty |= (1ULL << e->dirty.hw); + } + + states++; + } + nvfx->dirty = 0; +} + +void +nvfx_state_emit(struct nvfx_context *nvfx) +{ + struct nvfx_state *state = &nvfx->state; + struct nvfx_screen *screen = nvfx->screen; + struct nouveau_channel *chan = screen->base.channel; + struct nouveau_grobj *eng3d = screen->eng3d; + unsigned i; + uint64_t states; + + /* XXX: race conditions + */ + if (nvfx != screen->cur_ctx) { + for (i = 0; i < NVFX_STATE_MAX; i++) { + if (state->hw[i] && screen->state[i] != state->hw[i]) + state->dirty |= (1ULL << i); + } + + screen->cur_ctx = nvfx; + } + + for (i = 0, states = state->dirty; states; i++) { + if (!(states & (1ULL << i))) + continue; + so_ref (state->hw[i], &nvfx->screen->state[i]); + if (state->hw[i]) + so_emit(chan, nvfx->screen->state[i]); + states &= ~(1ULL << i); + } + + /* TODO: could nv30 need this or something similar too? */ + if(nvfx->is_nv4x) { + if (state->dirty & ((1ULL << NVFX_STATE_FRAGPROG) | + (1ULL << NVFX_STATE_FRAGTEX0))) { + BEGIN_RING(chan, eng3d, NV40TCL_TEX_CACHE_CTL, 1); + OUT_RING (chan, 2); + BEGIN_RING(chan, eng3d, NV40TCL_TEX_CACHE_CTL, 1); + OUT_RING (chan, 1); + } + } + state->dirty = 0; +} + +void +nvfx_state_flush_notify(struct nouveau_channel *chan) +{ + struct nvfx_context *nvfx = chan->user_private; + struct nvfx_state *state = &nvfx->state; + unsigned i, samplers; + + so_emit_reloc_markers(chan, state->hw[NVFX_STATE_FB]); + for (i = 0, samplers = state->fp_samplers; i < 16 && samplers; i++) { + if (!(samplers & (1 << i))) + continue; + so_emit_reloc_markers(chan, + state->hw[NVFX_STATE_FRAGTEX0+i]); + samplers &= ~(1ULL << i); + } + so_emit_reloc_markers(chan, state->hw[NVFX_STATE_FRAGPROG]); + if (state->hw[NVFX_STATE_VTXBUF] && nvfx->render_mode == HW) + so_emit_reloc_markers(chan, state->hw[NVFX_STATE_VTXBUF]); +} + +boolean +nvfx_state_validate(struct nvfx_context *nvfx) +{ + boolean was_sw = nvfx->fallback_swtnl ? TRUE : FALSE; + + if (nvfx->render_mode != HW) { + /* Don't even bother trying to go back to hw if none + * of the states that caused swtnl previously have changed. + */ + if ((nvfx->fallback_swtnl & nvfx->dirty) + != nvfx->fallback_swtnl) + return FALSE; + + /* Attempt to go to hwtnl again */ + nvfx->pipe.flush(&nvfx->pipe, 0, NULL); + nvfx->dirty |= (NVFX_NEW_VIEWPORT | + NVFX_NEW_VERTPROG | + NVFX_NEW_ARRAYS); + nvfx->render_mode = HW; + } + + if(!nvfx->is_nv4x) + nvfx_state_do_validate(nvfx, nv30_render_states); + else + nvfx_state_do_validate(nvfx, nv40_render_states); + + if (nvfx->fallback_swtnl || nvfx->fallback_swrast) + return FALSE; + + if (was_sw) + NOUVEAU_ERR("swtnl->hw\n"); + + return TRUE; +} + +boolean +nvfx_state_validate_swtnl(struct nvfx_context *nvfx) +{ + struct draw_context *draw = nvfx->draw; + + /* Setup for swtnl */ + if (nvfx->render_mode == HW) { + NOUVEAU_ERR("hw->swtnl 0x%08x\n", nvfx->fallback_swtnl); + nvfx->pipe.flush(&nvfx->pipe, 0, NULL); + nvfx->dirty |= (NVFX_NEW_VIEWPORT | + NVFX_NEW_VERTPROG | + NVFX_NEW_ARRAYS); + nvfx->render_mode = SWTNL; + } + + if (nvfx->draw_dirty & NVFX_NEW_VERTPROG) + draw_bind_vertex_shader(draw, nvfx->vertprog->draw); + + if (nvfx->draw_dirty & NVFX_NEW_RAST) + draw_set_rasterizer_state(draw, &nvfx->rasterizer->pipe); + + if (nvfx->draw_dirty & NVFX_NEW_UCP) + draw_set_clip_state(draw, &nvfx->clip); + + if (nvfx->draw_dirty & NVFX_NEW_VIEWPORT) + draw_set_viewport_state(draw, &nvfx->viewport); + + if (nvfx->draw_dirty & NVFX_NEW_ARRAYS) { + draw_set_vertex_buffers(draw, nvfx->vtxbuf_nr, nvfx->vtxbuf); + draw_set_vertex_elements(draw, nvfx->vtxelt->num_elements, nvfx->vtxelt->pipe); + } + + if(!nvfx->is_nv4x) + nvfx_state_do_validate(nvfx, nv30_swtnl_render_states); + else + nvfx_state_do_validate(nvfx, nv40_swtnl_render_states); + + if (nvfx->fallback_swrast) { + NOUVEAU_ERR("swtnl->swrast 0x%08x\n", nvfx->fallback_swrast); + return FALSE; + } + + nvfx->draw_dirty = 0; + return TRUE; +} |