static void
nv50_validate_fb(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
struct pipe_framebuffer_state *fb = &nv50->framebuffer;
unsigned i;
- boolean serialize = FALSE;
+ unsigned ms_mode = NV50_3D_MULTISAMPLE_MODE_MS1;
- nv50_bufctx_reset(nv50, NV50_BUFCTX_FRAME);
+ nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_FB);
- BEGIN_RING(chan, RING_3D(RT_CONTROL), 1);
- OUT_RING (chan, (076543210 << 4) | fb->nr_cbufs);
- BEGIN_RING(chan, RING_3D(SCREEN_SCISSOR_HORIZ), 2);
- OUT_RING (chan, fb->width << 16);
- OUT_RING (chan, fb->height << 16);
-
- MARK_RING(chan, 9 * fb->nr_cbufs, 2 * fb->nr_cbufs);
+ BEGIN_NV04(push, NV50_3D(RT_CONTROL), 1);
+ PUSH_DATA (push, (076543210 << 4) | fb->nr_cbufs);
+ BEGIN_NV04(push, NV50_3D(SCREEN_SCISSOR_HORIZ), 2);
+ PUSH_DATA (push, fb->width << 16);
+ PUSH_DATA (push, fb->height << 16);
for (i = 0; i < fb->nr_cbufs; ++i) {
struct nv50_miptree *mt = nv50_miptree(fb->cbufs[i]->texture);
struct nv50_surface *sf = nv50_surface(fb->cbufs[i]);
struct nouveau_bo *bo = mt->base.bo;
- uint32_t offset = sf->offset;
-
- BEGIN_RING(chan, RING_3D(RT_ADDRESS_HIGH(i)), 5);
- OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
- OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
- OUT_RING (chan, nv50_format_table[sf->base.format].rt);
- OUT_RING (chan, mt->level[sf->base.u.tex.level].tile_mode << 4);
- OUT_RING (chan, mt->layer_stride >> 2);
- BEGIN_RING(chan, RING_3D(RT_HORIZ(i)), 2);
- OUT_RING (chan, sf->width);
- OUT_RING (chan, sf->height);
- BEGIN_RING(chan, RING_3D(RT_ARRAY_MODE), 1);
- OUT_RING (chan, sf->depth);
+
+ BEGIN_NV04(push, NV50_3D(RT_ADDRESS_HIGH(i)), 5);
+ PUSH_DATAh(push, bo->offset + sf->offset);
+ PUSH_DATA (push, bo->offset + sf->offset);
+ PUSH_DATA (push, nv50_format_table[sf->base.format].rt);
+ if (likely(nouveau_bo_memtype(bo))) {
+ PUSH_DATA (push, mt->level[sf->base.u.tex.level].tile_mode);
+ PUSH_DATA (push, mt->layer_stride >> 2);
+ BEGIN_NV04(push, NV50_3D(RT_HORIZ(i)), 2);
+ PUSH_DATA (push, sf->width);
+ PUSH_DATA (push, sf->height);
+ BEGIN_NV04(push, NV50_3D(RT_ARRAY_MODE), 1);
+ PUSH_DATA (push, sf->depth);
+ } else {
+ PUSH_DATA (push, 0);
+ PUSH_DATA (push, 0);
+ BEGIN_NV04(push, NV50_3D(RT_HORIZ(i)), 2);
+ PUSH_DATA (push, NV50_3D_RT_HORIZ_LINEAR | mt->level[0].pitch);
+ PUSH_DATA (push, sf->height);
+ BEGIN_NV04(push, NV50_3D(RT_ARRAY_MODE), 1);
+ PUSH_DATA (push, 0);
+
+ assert(!fb->zsbuf);
+ assert(!mt->ms_mode);
+ }
+
+ ms_mode = mt->ms_mode;
if (mt->base.status & NOUVEAU_BUFFER_STATUS_GPU_READING)
- serialize = TRUE;
+ nv50->state.rt_serialize = TRUE;
mt->base.status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
mt->base.status &= NOUVEAU_BUFFER_STATUS_GPU_READING;
/* only register for writing, otherwise we'd always serialize here */
- nv50_bufctx_add_resident(nv50, NV50_BUFCTX_FRAME, &mt->base,
- NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+ BCTX_REFN(nv50->bufctx_3d, FB, &mt->base, WR);
}
if (fb->zsbuf) {
struct nv50_surface *sf = nv50_surface(fb->zsbuf);
struct nouveau_bo *bo = mt->base.bo;
int unk = mt->base.base.target == PIPE_TEXTURE_2D;
- uint32_t offset = sf->offset;
-
- MARK_RING (chan, 12, 2);
- BEGIN_RING(chan, RING_3D(ZETA_ADDRESS_HIGH), 5);
- OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
- OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
- OUT_RING (chan, nv50_format_table[fb->zsbuf->format].rt);
- OUT_RING (chan, mt->level[sf->base.u.tex.level].tile_mode << 4);
- OUT_RING (chan, mt->layer_stride >> 2);
- BEGIN_RING(chan, RING_3D(ZETA_ENABLE), 1);
- OUT_RING (chan, 1);
- BEGIN_RING(chan, RING_3D(ZETA_HORIZ), 3);
- OUT_RING (chan, sf->width);
- OUT_RING (chan, sf->height);
- OUT_RING (chan, (unk << 16) | sf->depth);
+
+ BEGIN_NV04(push, NV50_3D(ZETA_ADDRESS_HIGH), 5);
+ PUSH_DATAh(push, bo->offset + sf->offset);
+ PUSH_DATA (push, bo->offset + sf->offset);
+ PUSH_DATA (push, nv50_format_table[fb->zsbuf->format].rt);
+ PUSH_DATA (push, mt->level[sf->base.u.tex.level].tile_mode);
+ PUSH_DATA (push, mt->layer_stride >> 2);
+ BEGIN_NV04(push, NV50_3D(ZETA_ENABLE), 1);
+ PUSH_DATA (push, 1);
+ BEGIN_NV04(push, NV50_3D(ZETA_HORIZ), 3);
+ PUSH_DATA (push, sf->width);
+ PUSH_DATA (push, sf->height);
+ PUSH_DATA (push, (unk << 16) | sf->depth);
+
+ ms_mode = mt->ms_mode;
if (mt->base.status & NOUVEAU_BUFFER_STATUS_GPU_READING)
- serialize = TRUE;
+ nv50->state.rt_serialize = TRUE;
mt->base.status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
mt->base.status &= NOUVEAU_BUFFER_STATUS_GPU_READING;
- nv50_bufctx_add_resident(nv50, NV50_BUFCTX_FRAME, &mt->base,
- NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+ BCTX_REFN(nv50->bufctx_3d, FB, &mt->base, WR);
} else {
- BEGIN_RING(chan, RING_3D(ZETA_ENABLE), 1);
- OUT_RING (chan, 0);
+ BEGIN_NV04(push, NV50_3D(ZETA_ENABLE), 1);
+ PUSH_DATA (push, 0);
}
- BEGIN_RING(chan, RING_3D(VIEWPORT_HORIZ(0)), 2);
- OUT_RING (chan, fb->width << 16);
- OUT_RING (chan, fb->height << 16);
+ BEGIN_NV04(push, NV50_3D(MULTISAMPLE_MODE), 1);
+ PUSH_DATA (push, ms_mode);
- if (serialize) {
- BEGIN_RING(chan, RING_3D(SERIALIZE), 1);
- OUT_RING (chan, 0);
- }
+ BEGIN_NV04(push, NV50_3D(VIEWPORT_HORIZ(0)), 2);
+ PUSH_DATA (push, fb->width << 16);
+ PUSH_DATA (push, fb->height << 16);
}
static void
nv50_validate_blend_colour(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
- BEGIN_RING(chan, RING_3D(BLEND_COLOR(0)), 4);
- OUT_RINGf (chan, nv50->blend_colour.color[0]);
- OUT_RINGf (chan, nv50->blend_colour.color[1]);
- OUT_RINGf (chan, nv50->blend_colour.color[2]);
- OUT_RINGf (chan, nv50->blend_colour.color[3]);
+ BEGIN_NV04(push, NV50_3D(BLEND_COLOR(0)), 4);
+ PUSH_DATAf(push, nv50->blend_colour.color[0]);
+ PUSH_DATAf(push, nv50->blend_colour.color[1]);
+ PUSH_DATAf(push, nv50->blend_colour.color[2]);
+ PUSH_DATAf(push, nv50->blend_colour.color[3]);
}
static void
nv50_validate_stencil_ref(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
- BEGIN_RING(chan, RING_3D(STENCIL_FRONT_FUNC_REF), 1);
- OUT_RING (chan, nv50->stencil_ref.ref_value[0]);
- BEGIN_RING(chan, RING_3D(STENCIL_BACK_FUNC_REF), 1);
- OUT_RING (chan, nv50->stencil_ref.ref_value[1]);
+ BEGIN_NV04(push, NV50_3D(STENCIL_FRONT_FUNC_REF), 1);
+ PUSH_DATA (push, nv50->stencil_ref.ref_value[0]);
+ BEGIN_NV04(push, NV50_3D(STENCIL_BACK_FUNC_REF), 1);
+ PUSH_DATA (push, nv50->stencil_ref.ref_value[1]);
}
static void
nv50_validate_stipple(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
unsigned i;
- BEGIN_RING(chan, RING_3D(POLYGON_STIPPLE_PATTERN(0)), 32);
+ BEGIN_NV04(push, NV50_3D(POLYGON_STIPPLE_PATTERN(0)), 32);
for (i = 0; i < 32; ++i)
- OUT_RING(chan, util_bswap32(nv50->stipple.stipple[i]));
+ PUSH_DATA(push, util_bswap32(nv50->stipple.stipple[i]));
}
static void
nv50_validate_scissor(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
struct pipe_scissor_state *s = &nv50->scissor;
#ifdef NV50_SCISSORS_CLIPPING
struct pipe_viewport_state *vp = &nv50->viewport;
miny = MAX2(miny, (int)(vp->translate[1] - fabsf(vp->scale[1])));
maxy = MIN2(maxy, (int)(vp->translate[1] + fabsf(vp->scale[1])));
- BEGIN_RING(chan, RING_3D(SCISSOR_HORIZ(0)), 2);
- OUT_RING (chan, (maxx << 16) | minx);
- OUT_RING (chan, (maxy << 16) | miny);
+ BEGIN_NV04(push, NV50_3D(SCISSOR_HORIZ(0)), 2);
+ PUSH_DATA (push, (maxx << 16) | minx);
+ PUSH_DATA (push, (maxy << 16) | miny);
#else
- BEGIN_RING(chan, RING_3D(SCISSOR_HORIZ(0)), 2);
- OUT_RING (chan, (s->maxx << 16) | s->minx);
- OUT_RING (chan, (s->maxy << 16) | s->miny);
+ BEGIN_NV04(push, NV50_3D(SCISSOR_HORIZ(0)), 2);
+ PUSH_DATA (push, (s->maxx << 16) | s->minx);
+ PUSH_DATA (push, (s->maxy << 16) | s->miny);
#endif
}
static void
nv50_validate_viewport(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
float zmin, zmax;
- BEGIN_RING(chan, RING_3D(VIEWPORT_TRANSLATE_X(0)), 3);
- OUT_RINGf (chan, nv50->viewport.translate[0]);
- OUT_RINGf (chan, nv50->viewport.translate[1]);
- OUT_RINGf (chan, nv50->viewport.translate[2]);
- BEGIN_RING(chan, RING_3D(VIEWPORT_SCALE_X(0)), 3);
- OUT_RINGf (chan, nv50->viewport.scale[0]);
- OUT_RINGf (chan, nv50->viewport.scale[1]);
- OUT_RINGf (chan, nv50->viewport.scale[2]);
+ BEGIN_NV04(push, NV50_3D(VIEWPORT_TRANSLATE_X(0)), 3);
+ PUSH_DATAf(push, nv50->viewport.translate[0]);
+ PUSH_DATAf(push, nv50->viewport.translate[1]);
+ PUSH_DATAf(push, nv50->viewport.translate[2]);
+ BEGIN_NV04(push, NV50_3D(VIEWPORT_SCALE_X(0)), 3);
+ PUSH_DATAf(push, nv50->viewport.scale[0]);
+ PUSH_DATAf(push, nv50->viewport.scale[1]);
+ PUSH_DATAf(push, nv50->viewport.scale[2]);
zmin = nv50->viewport.translate[2] - fabsf(nv50->viewport.scale[2]);
zmax = nv50->viewport.translate[2] + fabsf(nv50->viewport.scale[2]);
#ifdef NV50_SCISSORS_CLIPPING
- BEGIN_RING(chan, RING_3D(DEPTH_RANGE_NEAR(0)), 2);
- OUT_RINGf (chan, zmin);
- OUT_RINGf (chan, zmax);
+ BEGIN_NV04(push, NV50_3D(DEPTH_RANGE_NEAR(0)), 2);
+ PUSH_DATAf(push, zmin);
+ PUSH_DATAf(push, zmax);
#endif
}
+static INLINE void
+nv50_check_program_ucps(struct nv50_context *nv50,
+ struct nv50_program *vp, uint8_t mask)
+{
+ const unsigned n = util_logbase2(mask) + 1;
+
+ if (vp->vp.clpd_nr >= n)
+ return;
+ nv50_program_destroy(nv50, vp);
+
+ vp->vp.clpd_nr = n;
+ if (likely(vp == nv50->vertprog)) {
+ nv50->dirty |= NV50_NEW_VERTPROG;
+ nv50_vertprog_validate(nv50);
+ } else {
+ nv50->dirty |= NV50_NEW_GMTYPROG;
+ nv50_gmtyprog_validate(nv50);
+ }
+ nv50_fp_linkage_validate(nv50);
+}
+
static void
nv50_validate_clip(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
- uint32_t clip;
-
- if (nv50->clip.depth_clamp) {
- clip =
- NV50_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_CLAMP_NEAR |
- NV50_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_CLAMP_FAR |
- NV50_3D_VIEW_VOLUME_CLIP_CTRL_UNK12_UNK1;
- } else {
- clip = 0;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+ struct nv50_program *vp;
+ uint8_t clip_enable;
+
+ if (nv50->dirty & NV50_NEW_CLIP) {
+ BEGIN_NV04(push, NV50_3D(CB_ADDR), 1);
+ PUSH_DATA (push, (0 << 8) | NV50_CB_AUX);
+ BEGIN_NI04(push, NV50_3D(CB_DATA(0)), PIPE_MAX_CLIP_PLANES * 4);
+ PUSH_DATAp(push, &nv50->clip.ucp[0][0], PIPE_MAX_CLIP_PLANES * 4);
}
-#ifndef NV50_SCISSORS_CLIPPING
- clip |=
- NV50_3D_VIEW_VOLUME_CLIP_CTRL_UNK7 |
- NV50_3D_VIEW_VOLUME_CLIP_CTRL_UNK12_UNK1;
-#endif
+ vp = nv50->gmtyprog;
+ if (likely(!vp))
+ vp = nv50->vertprog;
- BEGIN_RING(chan, RING_3D(VIEW_VOLUME_CLIP_CTRL), 1);
- OUT_RING (chan, clip);
+ clip_enable = nv50->rast->pipe.clip_plane_enable;
- if (nv50->clip.nr) {
- BEGIN_RING(chan, RING_3D(CB_ADDR), 1);
- OUT_RING (chan, (0 << 8) | NV50_CB_AUX);
- BEGIN_RING_NI(chan, RING_3D(CB_DATA(0)), nv50->clip.nr * 4);
- OUT_RINGp (chan, &nv50->clip.ucp[0][0], nv50->clip.nr * 4);
- }
+ BEGIN_NV04(push, NV50_3D(CLIP_DISTANCE_ENABLE), 1);
+ PUSH_DATA (push, clip_enable);
- BEGIN_RING(chan, RING_3D(VP_CLIP_DISTANCE_ENABLE), 1);
- OUT_RING (chan, (1 << nv50->clip.nr) - 1);
+ if (clip_enable)
+ nv50_check_program_ucps(nv50, vp, clip_enable);
}
static void
nv50_validate_blend(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
- WAIT_RING(chan, nv50->blend->size);
- OUT_RINGp(chan, nv50->blend->state, nv50->blend->size);
+ PUSH_SPACE(push, nv50->blend->size);
+ PUSH_DATAp(push, nv50->blend->state, nv50->blend->size);
}
static void
nv50_validate_zsa(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
- WAIT_RING(chan, nv50->zsa->size);
- OUT_RINGp(chan, nv50->zsa->state, nv50->zsa->size);
+ PUSH_SPACE(push, nv50->zsa->size);
+ PUSH_DATAp(push, nv50->zsa->state, nv50->zsa->size);
}
static void
nv50_validate_rasterizer(struct nv50_context *nv50)
{
- struct nouveau_channel *chan = nv50->screen->base.channel;
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+
+ PUSH_SPACE(push, nv50->rast->size);
+ PUSH_DATAp(push, nv50->rast->state, nv50->rast->size);
+}
- WAIT_RING(chan, nv50->rast->size);
- OUT_RINGp(chan, nv50->rast->state, nv50->rast->size);
+static void
+nv50_validate_sample_mask(struct nv50_context *nv50)
+{
+ struct nouveau_pushbuf *push = nv50->base.pushbuf;
+
+ unsigned mask[4] =
+ {
+ nv50->sample_mask & 0xffff,
+ nv50->sample_mask & 0xffff,
+ nv50->sample_mask & 0xffff,
+ nv50->sample_mask & 0xffff
+ };
+
+ BEGIN_NV04(push, NV50_3D(MSAA_MASK(0)), 4);
+ PUSH_DATA (push, mask[0]);
+ PUSH_DATA (push, mask[1]);
+ PUSH_DATA (push, mask[2]);
+ PUSH_DATA (push, mask[3]);
}
static void
if (!ctx_to->blend)
ctx_to->dirty &= ~NV50_NEW_BLEND;
if (!ctx_to->rast)
+#ifdef NV50_SCISSORS_CLIPPING
+ ctx_to->dirty &= ~(NV50_NEW_RASTERIZER | NV50_NEW_SCISSOR);
+#else
ctx_to->dirty &= ~NV50_NEW_RASTERIZER;
+#endif
if (!ctx_to->zsa)
ctx_to->dirty &= ~NV50_NEW_ZSA;
- ctx_to->screen->base.channel->user_private = ctx_to->screen->cur_ctx =
- ctx_to;
+ ctx_to->screen->cur_ctx = ctx_to;
}
static struct state_validate {
{ nv50_validate_fb, NV50_NEW_FRAMEBUFFER },
{ nv50_validate_blend, NV50_NEW_BLEND },
{ nv50_validate_zsa, NV50_NEW_ZSA },
+ { nv50_validate_sample_mask, NV50_NEW_SAMPLE_MASK },
{ nv50_validate_rasterizer, NV50_NEW_RASTERIZER },
{ nv50_validate_blend_colour, NV50_NEW_BLEND_COLOUR },
{ nv50_validate_stencil_ref, NV50_NEW_STENCIL_REF },
{ nv50_validate_scissor, NV50_NEW_SCISSOR },
#endif
{ nv50_validate_viewport, NV50_NEW_VIEWPORT },
- { nv50_validate_clip, NV50_NEW_CLIP },
{ nv50_vertprog_validate, NV50_NEW_VERTPROG },
{ nv50_gmtyprog_validate, NV50_NEW_GMTYPROG },
{ nv50_fragprog_validate, NV50_NEW_FRAGPROG },
{ nv50_fp_linkage_validate, NV50_NEW_FRAGPROG | NV50_NEW_VERTPROG |
- NV50_NEW_GMTYPROG },
+ NV50_NEW_GMTYPROG | NV50_NEW_RASTERIZER },
{ nv50_gp_linkage_validate, NV50_NEW_GMTYPROG | NV50_NEW_VERTPROG },
- { nv50_sprite_coords_validate, NV50_NEW_FRAGPROG | NV50_NEW_RASTERIZER |
+ { nv50_validate_derived_rs, NV50_NEW_FRAGPROG | NV50_NEW_RASTERIZER |
+ NV50_NEW_VERTPROG | NV50_NEW_GMTYPROG },
+ { nv50_validate_clip, NV50_NEW_CLIP | NV50_NEW_RASTERIZER |
NV50_NEW_VERTPROG | NV50_NEW_GMTYPROG },
{ nv50_constbufs_validate, NV50_NEW_CONSTBUF },
{ nv50_validate_textures, NV50_NEW_TEXTURES },
{ nv50_validate_samplers, NV50_NEW_SAMPLERS },
+ { nv50_stream_output_validate, NV50_NEW_STRMOUT |
+ NV50_NEW_VERTPROG | NV50_NEW_GMTYPROG },
{ nv50_vertex_arrays_validate, NV50_NEW_VERTEX | NV50_NEW_ARRAYS }
};
#define validate_list_len (sizeof(validate_list) / sizeof(validate_list[0]))
boolean
-nv50_state_validate(struct nv50_context *nv50)
+nv50_state_validate(struct nv50_context *nv50, uint32_t mask, unsigned words)
{
+ uint32_t state_mask;
+ int ret;
unsigned i;
if (nv50->screen->cur_ctx != nv50)
nv50_switch_pipe_context(nv50);
- if (nv50->dirty) {
+ state_mask = nv50->dirty & mask;
+
+ if (state_mask) {
for (i = 0; i < validate_list_len; ++i) {
struct state_validate *validate = &validate_list[i];
- if (nv50->dirty & validate->states)
+ if (state_mask & validate->states)
validate->func(nv50);
}
- nv50->dirty = 0;
- }
+ nv50->dirty &= ~state_mask;
- nv50_bufctx_emit_relocs(nv50);
+ if (nv50->state.rt_serialize) {
+ nv50->state.rt_serialize = FALSE;
+ BEGIN_NV04(nv50->base.pushbuf, SUBC_3D(NV50_GRAPH_SERIALIZE), 1);
+ PUSH_DATA (nv50->base.pushbuf, 0);
+ }
+
+ nv50_bufctx_fence(nv50->bufctx_3d, FALSE);
+ }
+ nouveau_pushbuf_bufctx(nv50->base.pushbuf, nv50->bufctx_3d);
+ ret = nouveau_pushbuf_validate(nv50->base.pushbuf);
- return TRUE;
+ if (unlikely(nv50->state.flushed)) {
+ nv50->state.flushed = FALSE;
+ nv50_bufctx_fence(nv50->bufctx_3d, TRUE);
+ }
+ return !ret;
}