summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/nv40/nv40_state_emit.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/nv40/nv40_state_emit.c')
-rw-r--r--src/gallium/drivers/nv40/nv40_state_emit.c184
1 files changed, 184 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..ab88dc416e
--- /dev/null
+++ b/src/gallium/drivers/nv40/nv40_state_emit.c
@@ -0,0 +1,184 @@
+#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_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;
+}
+