diff options
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_state_emit.c')
| -rw-r--r-- | src/gallium/drivers/nv40/nv40_state_emit.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv40/nv40_state_emit.c b/src/gallium/drivers/nv40/nv40_state_emit.c new file mode 100644 index 0000000000..198692965d --- /dev/null +++ b/src/gallium/drivers/nv40/nv40_state_emit.c @@ -0,0 +1,177 @@ +#include "nv40_context.h" +#include "nv40_state.h" +#include "draw/draw_context.h" + +static struct nv40_state_entry *render_states[] = { + &nv40_state_framebuffer, + &nv40_state_rasterizer, + &nv40_state_scissor, + &nv40_state_stipple, + &nv40_state_fragprog, + &nv40_state_fragtex, + &nv40_state_vertprog, + &nv40_state_blend, + &nv40_state_blend_colour, + &nv40_state_zsa, + &nv40_state_viewport, + &nv40_state_vbo, + NULL +}; + +static struct nv40_state_entry *swtnl_states[] = { + &nv40_state_framebuffer, + &nv40_state_rasterizer, + &nv40_state_scissor, + &nv40_state_stipple, + &nv40_state_fragprog, + &nv40_state_fragtex, + &nv40_state_vertprog, + &nv40_state_blend, + &nv40_state_blend_colour, + &nv40_state_zsa, + &nv40_state_viewport, + &nv40_state_vtxfmt, + NULL +}; + +static void +nv40_state_do_validate(struct nv40_context *nv40, + struct nv40_state_entry **states) +{ + while (*states) { + struct nv40_state_entry *e = *states; + + if (nv40->dirty & e->dirty.pipe) { + if (e->validate(nv40)) + nv40->state.dirty |= (1ULL << e->dirty.hw); + } + + states++; + } + nv40->dirty = 0; +} + +void +nv40_state_emit(struct nv40_context *nv40) +{ + struct nouveau_channel *chan = nv40->screen->base.channel; + struct nv40_state *state = &nv40->state; + struct nv40_screen *screen = nv40->screen; + unsigned i, samplers; + uint64_t states; + + if (nv40->pctx_id != screen->cur_pctx) { + for (i = 0; i < NV40_STATE_MAX; i++) { + if (state->hw[i] && screen->state[i] != state->hw[i]) + state->dirty |= (1ULL << i); + } + + screen->cur_pctx = nv40->pctx_id; + } + + for (i = 0, states = state->dirty; states; i++) { + if (!(states & (1ULL << i))) + continue; + so_ref (state->hw[i], &nv40->screen->state[i]); + if (state->hw[i]) + so_emit(chan, nv40->screen->state[i]); + states &= ~(1ULL << i); + } + + if (state->dirty & ((1ULL << NV40_STATE_FRAGPROG) | + (1ULL << NV40_STATE_FRAGTEX0))) { + BEGIN_RING(curie, NV40TCL_TEX_CACHE_CTL, 1); + OUT_RING (2); + BEGIN_RING(curie, NV40TCL_TEX_CACHE_CTL, 1); + OUT_RING (1); + } + + state->dirty = 0; + + so_emit_reloc_markers(chan, state->hw[NV40_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[NV40_STATE_FRAGTEX0+i]); + samplers &= ~(1ULL << i); + } + so_emit_reloc_markers(chan, state->hw[NV40_STATE_FRAGPROG]); + if (state->hw[NV40_STATE_VTXBUF] && nv40->render_mode == HW) + so_emit_reloc_markers(chan, state->hw[NV40_STATE_VTXBUF]); +} + +boolean +nv40_state_validate(struct nv40_context *nv40) +{ + boolean was_sw = nv40->fallback_swtnl ? TRUE : FALSE; + + if (nv40->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 ((nv40->fallback_swtnl & nv40->dirty) + != nv40->fallback_swtnl) + return FALSE; + + /* Attempt to go to hwtnl again */ + nv40->pipe.flush(&nv40->pipe, 0, NULL); + nv40->dirty |= (NV40_NEW_VIEWPORT | + NV40_NEW_VERTPROG | + NV40_NEW_ARRAYS); + nv40->render_mode = HW; + } + + nv40_state_do_validate(nv40, render_states); + if (nv40->fallback_swtnl || nv40->fallback_swrast) + return FALSE; + + if (was_sw) + NOUVEAU_ERR("swtnl->hw\n"); + + return TRUE; +} + +boolean +nv40_state_validate_swtnl(struct nv40_context *nv40) +{ + struct draw_context *draw = nv40->draw; + + /* Setup for swtnl */ + if (nv40->render_mode == HW) { + NOUVEAU_ERR("hw->swtnl 0x%08x\n", nv40->fallback_swtnl); + nv40->pipe.flush(&nv40->pipe, 0, NULL); + nv40->dirty |= (NV40_NEW_VIEWPORT | + NV40_NEW_VERTPROG | + NV40_NEW_ARRAYS); + nv40->render_mode = SWTNL; + } + + if (nv40->draw_dirty & NV40_NEW_VERTPROG) + draw_bind_vertex_shader(draw, nv40->vertprog->draw); + + if (nv40->draw_dirty & NV40_NEW_RAST) + draw_set_rasterizer_state(draw, &nv40->rasterizer->pipe); + + if (nv40->draw_dirty & NV40_NEW_UCP) + draw_set_clip_state(draw, &nv40->clip); + + if (nv40->draw_dirty & NV40_NEW_VIEWPORT) + draw_set_viewport_state(draw, &nv40->viewport); + + if (nv40->draw_dirty & NV40_NEW_ARRAYS) { + draw_set_edgeflags(draw, nv40->edgeflags); + draw_set_vertex_buffers(draw, nv40->vtxbuf_nr, nv40->vtxbuf); + draw_set_vertex_elements(draw, nv40->vtxelt_nr, nv40->vtxelt); + } + + nv40_state_do_validate(nv40, swtnl_states); + if (nv40->fallback_swrast) { + NOUVEAU_ERR("swtnl->swrast 0x%08x\n", nv40->fallback_swrast); + return FALSE; + } + + nv40->draw_dirty = 0; + return TRUE; +} + |