summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/nv30/nv30_state_emit.c
blob: 492f4110117b91658f665a25fc07a1643ea63351 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
#include "nv30_context.h"
#include "nv30_state.h"

static struct nv30_state_entry *render_states[] = {
	&nv30_state_framebuffer,
	&nv30_state_blend,
	&nv30_state_blend_colour,
	NULL
};

static void
nv30_state_do_validate(struct nv30_context *nv30,
		       struct nv30_state_entry **states)
{
	const struct pipe_framebuffer_state *fb = &nv30->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 nv30_state_entry *e = *states;

		if (nv30->dirty & e->dirty.pipe) {
			if (e->validate(nv30)) {
				nv30->state.dirty |= (1ULL << e->dirty.hw);
			}
		}

		states++;
	}

/*	TODO: uncomment when finished converting
	nv30->dirty = 0;
*/
}

void
nv30_emit_hw_state(struct nv30_context *nv30)
{
	struct nv30_state *state = &nv30->state;
	unsigned i;
	uint64 states;

	for (i = 0, states = state->dirty; states; i++) {
		if (!(states & (1ULL << i)))
			continue;
		so_ref (state->hw[i], &nv30->screen->state[i]);
		if (state->hw[i])
			so_emit(nv30->nvws, nv30->screen->state[i]);
		states &= ~(1ULL << i);
	}

	if (nv30->dirty & NV30_NEW_FRAGPROG) {
		nv30_fragprog_bind(nv30, nv30->fragprog.current);
		/*XXX: clear NV30_NEW_FRAGPROG if no new program uploaded */
	}

	if (nv30->dirty_samplers || (nv30->dirty & NV30_NEW_FRAGPROG)) {
		nv30_fragtex_bind(nv30);
/*
		BEGIN_RING(rankine, NV34TCL_TX_CACHE_CTL, 1);
		OUT_RING  (2);
		BEGIN_RING(rankine, NV34TCL_TX_CACHE_CTL, 1);
		OUT_RING  (1);*/
		nv30->dirty &= ~NV30_NEW_FRAGPROG;
	}

	if (nv30->dirty & NV30_NEW_VERTPROG) {
		nv30_vertprog_bind(nv30, nv30->vertprog.current);
		nv30->dirty &= ~NV30_NEW_VERTPROG;
	}

	nv30->dirty_samplers = 0;

	so_emit_reloc_markers(nv30->nvws, state->hw[NV30_STATE_FB]);

	/* Texture images, emitted in nv30_fragtex_build */
#if 0
	for (i = 0; i < 16; i++) {
		if (!(nv30->fp_samplers & (1 << i)))
			continue;
		BEGIN_RING(rankine, NV34TCL_TX_OFFSET(i), 2);
		OUT_RELOCl(nv30->tex[i].buffer, 0, NOUVEAU_BO_VRAM |
			   NOUVEAU_BO_GART | NOUVEAU_BO_RD);
		OUT_RELOCd(nv30->tex[i].buffer, nv30->tex[i].format,
			   NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD |
			   NOUVEAU_BO_OR, NV34TCL_TX_FORMAT_DMA0,
			   NV34TCL_TX_FORMAT_DMA1);
	}
#endif

	/* Fragment program */
	BEGIN_RING(rankine, NV34TCL_FP_ACTIVE_PROGRAM, 1);
	OUT_RELOC (nv30->fragprog.active->buffer, 0, NOUVEAU_BO_VRAM |
	           NOUVEAU_BO_GART | NOUVEAU_BO_RD | NOUVEAU_BO_LOW |
		   NOUVEAU_BO_OR, NV34TCL_FP_ACTIVE_PROGRAM_DMA0,
		   NV34TCL_FP_ACTIVE_PROGRAM_DMA1);
}

boolean
nv30_state_validate(struct nv30_context *nv30)
{
#if 0
	boolean was_sw = nv30->fallback_swtnl ? TRUE : FALSE;

	if (nv30->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 ((nv30->fallback_swtnl & nv30->dirty)
				!= nv30->fallback_swtnl)
			return FALSE;

		/* Attempt to go to hwtnl again */
		nv30->pipe.flush(&nv30->pipe, 0, NULL);
		nv30->dirty |= (NV30_NEW_VIEWPORT |
				NV30_NEW_VERTPROG |
				NV30_NEW_ARRAYS);
		nv30->render_mode = HW;
	}
#endif
	nv30_state_do_validate(nv30, render_states);
#if 0
	if (nv30->fallback_swtnl || nv30->fallback_swrast)
		return FALSE;
	
	if (was_sw)
		NOUVEAU_ERR("swtnl->hw\n");
#endif
	return TRUE;
}