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#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)
{
const struct pipe_framebuffer_state *fb = &nv40->framebuffer;
unsigned i;
for (i = 0; i < fb->num_cbufs; i++)
fb->cbufs[i]->status = PIPE_SURFACE_STATUS_DEFINED;
if (fb->zsbuf)
fb->zsbuf->status = PIPE_SURFACE_STATUS_DEFINED;
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 nv40_state *state = &nv40->state;
struct nv40_screen *screen = nv40->screen;
unsigned i, samplers;
uint64 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(nv40->nvws, 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(nv40->nvws, 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(nv40->nvws,
state->hw[NV40_STATE_FRAGTEX0+i]);
samplers &= ~(1ULL << i);
}
so_emit_reloc_markers(nv40->nvws, state->hw[NV40_STATE_FRAGPROG]);
if (state->hw[NV40_STATE_VTXBUF] && nv40->render_mode == HW)
so_emit_reloc_markers(nv40->nvws, 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_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;
}
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