static void
svga_texture_destroy(struct pipe_screen *screen,
struct pipe_resource *pt)
{
struct svga_screen *ss = svga_screen(screen);
struct svga_texture *tex = svga_texture(pt);
ss->texture_timestamp++;
svga_sampler_view_reference(&tex->cached_view, NULL);
/*
DBG("%s deleting %p\n", __FUNCTION__, (void *) tex);
*/
SVGA_DBG(DEBUG_DMA, "unref sid %p (texture)\n", tex->handle);
svga_screen_surface_destroy(ss, &tex->key, &tex->handle);
ss->hud.total_resource_bytes -= tex->size;
FREE(tex->defined);
FREE(tex->rendered_to);
FREE(tex);
assert(ss->hud.num_resources > 0);
if (ss->hud.num_resources > 0)
ss->hud.num_resources--;
}
void svga_cleanup_tss_binding(struct svga_context *svga)
{
int i;
unsigned count = MAX2( svga->curr.num_textures,
svga->state.hw_draw.num_views );
for (i = 0; i < count; i++) {
struct svga_hw_view_state *view = &svga->state.hw_draw.views[i];
svga_sampler_view_reference(&view->v, NULL);
pipe_texture_reference( &svga->curr.texture[i], NULL );
pipe_texture_reference( &view->texture, NULL );
view->dirty = 1;
}
}
static void
svga_texture_destroy(struct pipe_screen *screen,
struct pipe_resource *pt)
{
struct svga_screen *ss = svga_screen(screen);
struct svga_texture *tex = (struct svga_texture *)pt;
ss->texture_timestamp++;
svga_sampler_view_reference(&tex->cached_view, NULL);
/*
DBG("%s deleting %p\n", __FUNCTION__, (void *) tex);
*/
SVGA_DBG(DEBUG_DMA, "unref sid %p (texture)\n", tex->handle);
svga_screen_surface_destroy(ss, &tex->key, &tex->handle);
FREE(tex);
}
struct svga_sampler_view *
svga_get_tex_sampler_view(struct pipe_context *pipe,
struct pipe_resource *pt,
unsigned min_lod, unsigned max_lod)
{
struct svga_context *svga = svga_context(pipe);
struct svga_screen *ss = svga_screen(pipe->screen);
struct svga_texture *tex = svga_texture(pt);
struct svga_sampler_view *sv = NULL;
SVGA3dSurfaceFlags flags = SVGA3D_SURFACE_HINT_TEXTURE;
SVGA3dSurfaceFormat format = svga_translate_format(ss, pt->format,
PIPE_BIND_SAMPLER_VIEW);
boolean view = TRUE;
assert(pt);
assert(min_lod <= max_lod);
assert(max_lod <= pt->last_level);
assert(!svga_have_vgpu10(svga));
/* Is a view needed */
{
/*
* Can't control max lod. For first level views and when we only
* look at one level we disable mip filtering to achive the same
* results as a view.
*/
if (min_lod == 0 && max_lod >= pt->last_level)
view = FALSE;
if (ss->debug.no_sampler_view)
view = FALSE;
if (ss->debug.force_sampler_view)
view = TRUE;
}
/* First try the cache */
if (view) {
mtx_lock(&ss->tex_mutex);
if (tex->cached_view &&
tex->cached_view->min_lod == min_lod &&
tex->cached_view->max_lod == max_lod) {
svga_sampler_view_reference(&sv, tex->cached_view);
mtx_unlock(&ss->tex_mutex);
SVGA_DBG(DEBUG_VIEWS, "svga: Sampler view: reuse %p, %u %u, last %u\n",
pt, min_lod, max_lod, pt->last_level);
svga_validate_sampler_view(svga_context(pipe), sv);
return sv;
}
mtx_unlock(&ss->tex_mutex);
}
sv = CALLOC_STRUCT(svga_sampler_view);
if (!sv)
return NULL;
pipe_reference_init(&sv->reference, 1);
/* Note: we're not refcounting the texture resource here to avoid
* a circular dependency.
*/
sv->texture = pt;
sv->min_lod = min_lod;
sv->max_lod = max_lod;
/* No view needed just use the whole texture */
if (!view) {
SVGA_DBG(DEBUG_VIEWS,
"svga: Sampler view: no %p, mips %u..%u, nr %u, size (%ux%ux%u), last %u\n",
pt, min_lod, max_lod,
max_lod - min_lod + 1,
pt->width0,
pt->height0,
pt->depth0,
pt->last_level);
sv->key.cachable = 0;
sv->handle = tex->handle;
debug_reference(&sv->reference,
(debug_reference_descriptor)svga_debug_describe_sampler_view, 0);
return sv;
}
SVGA_DBG(DEBUG_VIEWS,
"svga: Sampler view: yes %p, mips %u..%u, nr %u, size (%ux%ux%u), last %u\n",
pt, min_lod, max_lod,
max_lod - min_lod + 1,
pt->width0,
pt->height0,
pt->depth0,
pt->last_level);
sv->age = tex->age;
sv->handle = svga_texture_view_surface(svga, tex,
PIPE_BIND_SAMPLER_VIEW,
flags, format,
min_lod,
max_lod - min_lod + 1,
-1, 1, -1, FALSE,
&sv->key);
if (!sv->handle) {
sv->key.cachable = 0;
sv->handle = tex->handle;
debug_reference(&sv->reference,
(debug_reference_descriptor)
svga_debug_describe_sampler_view, 0);
return sv;
}
mtx_lock(&ss->tex_mutex);
svga_sampler_view_reference(&tex->cached_view, sv);
mtx_unlock(&ss->tex_mutex);
debug_reference(&sv->reference,
(debug_reference_descriptor)
svga_debug_describe_sampler_view, 0);
return sv;
}
static int
update_tss_binding(struct svga_context *svga,
unsigned dirty )
{
unsigned i;
unsigned count = MAX2( svga->curr.num_textures,
svga->state.hw_draw.num_views );
unsigned min_lod;
unsigned max_lod;
struct {
struct {
unsigned unit;
struct svga_hw_view_state *view;
} bind[PIPE_MAX_SAMPLERS];
unsigned bind_count;
} queue;
queue.bind_count = 0;
for (i = 0; i < count; i++) {
const struct svga_sampler_state *s = svga->curr.sampler[i];
struct svga_hw_view_state *view = &svga->state.hw_draw.views[i];
/* get min max lod */
if (svga->curr.texture[i]) {
min_lod = MAX2(s->view_min_lod, 0);
max_lod = MIN2(s->view_max_lod, svga->curr.texture[i]->last_level);
} else {
min_lod = 0;
max_lod = 0;
}
if (view->texture != svga->curr.texture[i] ||
view->min_lod != min_lod ||
view->max_lod != max_lod) {
svga_sampler_view_reference(&view->v, NULL);
pipe_texture_reference( &view->texture, svga->curr.texture[i] );
view->dirty = TRUE;
view->min_lod = min_lod;
view->max_lod = max_lod;
if (svga->curr.texture[i])
view->v = svga_get_tex_sampler_view(&svga->pipe,
svga->curr.texture[i],
min_lod,
max_lod);
}
if (view->dirty) {
queue.bind[queue.bind_count].unit = i;
queue.bind[queue.bind_count].view = view;
queue.bind_count++;
}
else if (view->v) {
svga_validate_sampler_view(svga, view->v);
}
}
svga->state.hw_draw.num_views = svga->curr.num_textures;
if (queue.bind_count) {
SVGA3dTextureState *ts;
if (SVGA3D_BeginSetTextureState( svga->swc,
&ts,
queue.bind_count ) != PIPE_OK)
goto fail;
for (i = 0; i < queue.bind_count; i++) {
ts[i].stage = queue.bind[i].unit;
ts[i].name = SVGA3D_TS_BIND_TEXTURE;
if (queue.bind[i].view->v) {
svga->swc->surface_relocation(svga->swc,
&ts[i].value,
queue.bind[i].view->v->handle,
PIPE_BUFFER_USAGE_GPU_READ);
}
else {
ts[i].value = SVGA3D_INVALID_ID;
}
queue.bind[i].view->dirty = FALSE;
}
SVGA_FIFOCommitAll( svga->swc );
}
return 0;
fail:
return PIPE_ERROR_OUT_OF_MEMORY;
}
static int
update_tss_binding(struct svga_context *svga,
unsigned dirty )
{
boolean reemit = svga->rebind.texture_samplers;
unsigned i;
unsigned count = MAX2( svga->curr.num_sampler_views,
svga->state.hw_draw.num_views );
unsigned min_lod;
unsigned max_lod;
struct bind_queue queue;
queue.bind_count = 0;
for (i = 0; i < count; i++) {
const struct svga_sampler_state *s = svga->curr.sampler[i];
struct svga_hw_view_state *view = &svga->state.hw_draw.views[i];
struct pipe_resource *texture = NULL;
/* get min max lod */
if (svga->curr.sampler_views[i]) {
min_lod = MAX2(s->view_min_lod, 0);
max_lod = MIN2(s->view_max_lod, svga->curr.sampler_views[i]->texture->last_level);
texture = svga->curr.sampler_views[i]->texture;
} else {
min_lod = 0;
max_lod = 0;
}
if (view->texture != texture ||
view->min_lod != min_lod ||
view->max_lod != max_lod) {
svga_sampler_view_reference(&view->v, NULL);
pipe_resource_reference( &view->texture, texture );
view->dirty = TRUE;
view->min_lod = min_lod;
view->max_lod = max_lod;
if (texture)
view->v = svga_get_tex_sampler_view(&svga->pipe,
texture,
min_lod,
max_lod);
}
/*
* We need to reemit non-null texture bindings, even when they are not
* dirty, to ensure that the resources are paged in.
*/
if (view->dirty ||
(reemit && view->v)) {
queue.bind[queue.bind_count].unit = i;
queue.bind[queue.bind_count].view = view;
queue.bind_count++;
}
if (!view->dirty && view->v) {
svga_validate_sampler_view(svga, view->v);
}
}
svga->state.hw_draw.num_views = svga->curr.num_sampler_views;
if (queue.bind_count) {
SVGA3dTextureState *ts;
if (SVGA3D_BeginSetTextureState( svga->swc,
&ts,
queue.bind_count ) != PIPE_OK)
goto fail;
for (i = 0; i < queue.bind_count; i++) {
struct svga_winsys_surface *handle;
ts[i].stage = queue.bind[i].unit;
ts[i].name = SVGA3D_TS_BIND_TEXTURE;
if (queue.bind[i].view->v) {
handle = queue.bind[i].view->v->handle;
}
else {
handle = NULL;
}
svga->swc->surface_relocation(svga->swc,
&ts[i].value,
handle,
SVGA_RELOC_READ);
queue.bind[i].view->dirty = FALSE;
}
SVGA_FIFOCommitAll( svga->swc );
}
svga->rebind.texture_samplers = FALSE;
return 0;
fail:
return PIPE_ERROR_OUT_OF_MEMORY;
}