static void
glamor_pixmap_fbo_cache_put(glamor_screen_private *glamor_priv,
glamor_pixmap_fbo *fbo)
{
struct xorg_list *cache;
int n_format;
#ifdef NO_FBO_CACHE
glamor_purge_fbo(fbo);
return;
#else
n_format = cache_format(fbo->format);
if (fbo->fb == 0 || fbo->external || n_format == -1
|| glamor_priv->fbo_cache_watermark >= FBO_CACHE_THRESHOLD) {
glamor_priv->tick += GLAMOR_CACHE_EXPIRE_MAX;
glamor_fbo_expire(glamor_priv);
glamor_purge_fbo(glamor_priv, fbo);
return;
}
cache = &glamor_priv->fbo_cache[n_format]
[cache_wbucket(fbo->width)]
[cache_hbucket(fbo->height)];
DEBUGF
("Put cache entry %p to cache %p w %d h %d format %x fbo %d tex %d \n",
fbo, cache, fbo->width, fbo->height, fbo->format, fbo->fb, fbo->tex);
glamor_priv->fbo_cache_watermark += fbo->width * fbo->height;
xorg_list_add(&fbo->list, cache);
fbo->expire = glamor_priv->tick + GLAMOR_CACHE_EXPIRE_MAX;
#endif
}
void
glamor_fbo_expire(glamor_screen_private *glamor_priv)
{
struct xorg_list *cache;
glamor_pixmap_fbo *fbo_entry, *tmp;
int i, j, k;
for (i = 0; i < CACHE_FORMAT_COUNT; i++)
for (j = 0; j < CACHE_BUCKET_WCOUNT; j++)
for (k = 0; k < CACHE_BUCKET_HCOUNT; k++) {
cache = &glamor_priv->fbo_cache[i][j][k];
xorg_list_for_each_entry_safe_reverse(fbo_entry, tmp, cache,
list) {
if (GLAMOR_TICK_AFTER(fbo_entry->expire, glamor_priv->tick)) {
break;
}
glamor_priv->fbo_cache_watermark -=
fbo_entry->width * fbo_entry->height;
xorg_list_del(&fbo_entry->list);
DEBUGF("cache %p fbo %p expired %d current %d \n", cache,
fbo_entry, fbo_entry->expire, glamor_priv->tick);
glamor_purge_fbo(glamor_priv, fbo_entry);
}
}
}
glamor_pixmap_fbo *
glamor_create_fbo_from_tex(glamor_screen_private *glamor_priv,
int w, int h, GLenum format, GLint tex, int flag)
{
glamor_pixmap_fbo *fbo;
fbo = calloc(1, sizeof(*fbo));
if (fbo == NULL)
return NULL;
xorg_list_init(&fbo->list);
fbo->tex = tex;
fbo->width = w;
fbo->height = h;
fbo->external = FALSE;
fbo->format = format;
if (flag == CREATE_PIXMAP_USAGE_SHARED)
fbo->external = TRUE;
if (flag != GLAMOR_CREATE_FBO_NO_FBO) {
if (glamor_pixmap_ensure_fb(glamor_priv, fbo) != 0) {
glamor_purge_fbo(glamor_priv, fbo);
fbo = NULL;
}
}
return fbo;
}
void
glamor_fini_pixmap_fbo(ScreenPtr screen)
{
struct xorg_list *cache;
glamor_screen_private *glamor_priv;
glamor_pixmap_fbo *fbo_entry, *tmp;
int i, j, k;
glamor_priv = glamor_get_screen_private(screen);
for (i = 0; i < CACHE_FORMAT_COUNT; i++)
for (j = 0; j < CACHE_BUCKET_WCOUNT; j++)
for (k = 0; k < CACHE_BUCKET_HCOUNT; k++) {
cache = &glamor_priv->fbo_cache[i][j][k];
xorg_list_for_each_entry_safe_reverse(fbo_entry, tmp, cache,
list) {
xorg_list_del(&fbo_entry->list);
glamor_purge_fbo(glamor_priv, fbo_entry);
}
}
_X_EXPORT void
glamor_set_pixmap_private(PixmapPtr pixmap, glamor_pixmap_private *priv)
{
glamor_pixmap_private *old_priv;
glamor_pixmap_fbo *fbo;
old_priv = dixGetPrivate(&pixmap->devPrivates, &glamor_pixmap_private_key);
if (priv) {
assert(old_priv == NULL);
}
else {
if (old_priv == NULL)
return;
fbo = glamor_pixmap_detach_fbo(old_priv);
glamor_purge_fbo(fbo);
free(old_priv);
}
dixSetPrivate(&pixmap->devPrivates, &glamor_pixmap_private_key, priv);
}
