36ac9b7191
And also reduce the expire count to 100 which should be good enough on x11perf and cairo-trace testing. Signed-off-by: Zhigang Gong <zhigang.gong@linux.intel.com>
433 lines
10 KiB
C
433 lines
10 KiB
C
#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <stdlib.h>
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#include "glamor_priv.h"
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#define GLAMOR_CACHE_EXPIRE_MAX 100
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#define GLAMOR_CACHE_DEFAULT 0
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#define GLAMOR_CACHE_EXACT_SIZE 1
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#define GLAMOR_CACHE_TEXTURE 2
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/* Loop from the tail to the head. */
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#define list_for_each_entry_reverse(pos, head, member) \
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for (pos = __container_of((head)->prev, pos, member); \
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&pos->member != (head); \
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pos = __container_of(pos->member.prev, pos, member))
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#define list_for_each_entry_safe_reverse(pos, tmp, head, member) \
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for (pos = __container_of((head)->prev, pos, member), \
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tmp = __container_of(pos->member.prev, pos, member); \
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&pos->member != (head); \
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pos = tmp, tmp = __container_of(pos->member.prev, tmp, member))
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#ifdef __i386__
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static inline unsigned long __fls(unsigned long x)
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{
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asm("bsr %1,%0"
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: "=r" (x)
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: "rm" (x));
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return x;
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}
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#else
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static inline unsigned long __fls(unsigned long x)
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{
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int n;
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if (x == 0) return(0);
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n = 0;
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if (x <= 0x0000FFFF) {n = n +16; x = x <<16;}
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if (x <= 0x00FFFFFF) {n = n + 8; x = x << 8;}
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if (x <= 0x0FFFFFFF) {n = n + 4; x = x << 4;}
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if (x <= 0x3FFFFFFF) {n = n + 2; x = x << 2;}
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if (x <= 0x7FFFFFFF) {n = n + 1;}
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return 31 - n;
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}
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#endif
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inline static int cache_wbucket(int size)
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{
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int order = __fls(size / 32);
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if (order >= CACHE_BUCKET_WCOUNT)
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order = CACHE_BUCKET_WCOUNT - 1;
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return order;
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}
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inline static int cache_hbucket(int size)
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{
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int order = __fls(size / 32);
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if (order >= CACHE_BUCKET_HCOUNT)
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order = CACHE_BUCKET_HCOUNT - 1;
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return order;
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}
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inline static int cache_format(GLenum format)
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{
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switch (format) {
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#if 0
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case GL_ALPHA:
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return 1;
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#endif
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case GL_RGBA:
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default:
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return 0;
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}
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}
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glamor_pixmap_fbo *
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glamor_pixmap_fbo_cache_get(glamor_screen_private *glamor_priv,
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int w, int h, GLenum format, int flag)
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{
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struct list *cache;
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glamor_pixmap_fbo *fbo_entry;
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int size;
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if (!(flag & GLAMOR_CACHE_TEXTURE))
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cache = &glamor_priv->fbo_cache[cache_format(format)]
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[cache_wbucket(w)]
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[cache_hbucket(h)];
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else
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cache = &glamor_priv->tex_cache[cache_format(format)]
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[cache_wbucket(w)]
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[cache_hbucket(h)];
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if (!(flag & GLAMOR_CACHE_EXACT_SIZE)) {
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list_for_each_entry(fbo_entry, cache, list) {
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if (fbo_entry->width >= w && fbo_entry->height >= h) {
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DEBUGF("Request w %d h %d \n", w, h);
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DEBUGF("got cache entry %p w %d h %d fbo %d tex %d\n",
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fbo_entry, fbo_entry->width, fbo_entry->height,
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fbo_entry->fb, fbo_entry->tex);
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list_del(&fbo_entry->list);
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return fbo_entry;
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}
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}
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}
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else {
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list_for_each_entry(fbo_entry, cache, list) {
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if (fbo_entry->width == w && fbo_entry->height == h) {
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DEBUGF("Request w %d h %d \n", w, h);
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DEBUGF("got cache entry %p w %d h %d fbo %d tex %d\n",
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fbo_entry, fbo_entry->width, fbo_entry->height,
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fbo_entry->fb, fbo_entry->tex);
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list_del(&fbo_entry->list);
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return fbo_entry;
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}
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}
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}
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return NULL;
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}
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static void
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glamor_purge_fbo(glamor_pixmap_fbo *fbo)
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{
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glamor_gl_dispatch *dispatch = &fbo->glamor_priv->dispatch;
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if (fbo->fb)
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dispatch->glDeleteFramebuffers(1, &fbo->fb);
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if (fbo->tex)
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dispatch->glDeleteTextures(1, &fbo->tex);
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if (fbo->pbo)
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dispatch->glDeleteBuffers(1, &fbo->pbo);
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free(fbo);
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}
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void
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glamor_pixmap_fbo_cache_put(glamor_pixmap_fbo *fbo)
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{
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struct list *cache;
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if (fbo->fb == 0) {
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glamor_purge_fbo(fbo);
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return;
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}
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if (fbo->fb)
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cache = &fbo->glamor_priv->fbo_cache[cache_format(fbo->format)]
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[cache_wbucket(fbo->width)]
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[cache_hbucket(fbo->height)];
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else
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cache = &fbo->glamor_priv->tex_cache[cache_format(fbo->format)]
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[cache_wbucket(fbo->width)]
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[cache_hbucket(fbo->height)];
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DEBUGF("Put cache entry %p to cache %p w %d h %d format %x fbo %d tex %d \n", fbo, cache,
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fbo->width, fbo->height, fbo->format, fbo->fb, fbo->tex);
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list_add(&fbo->list, cache);
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fbo->expire = fbo->glamor_priv->tick + GLAMOR_CACHE_EXPIRE_MAX;
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}
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glamor_pixmap_fbo *
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glamor_create_fbo_from_tex(glamor_screen_private *glamor_priv,
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int w, int h, int depth, GLint tex, int flag)
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{
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glamor_gl_dispatch *dispatch;
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glamor_pixmap_fbo *fbo;
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GLenum format;
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fbo = calloc(1, sizeof(*fbo));
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if (fbo == NULL)
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return NULL;
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list_init(&fbo->list);
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gl_iformat_for_depth(depth, &format);
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fbo->tex = tex;
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fbo->width = w;
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fbo->height = h;
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fbo->format = format;
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fbo->glamor_priv = glamor_priv;
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if (flag != GLAMOR_CREATE_FBO_NO_FBO)
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glamor_pixmap_ensure_fb(fbo);
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return fbo;
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}
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void
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glamor_fbo_expire(glamor_screen_private *glamor_priv)
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{
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struct list *cache;
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glamor_pixmap_fbo *fbo_entry, *tmp;
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int i,j,k;
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int empty_cache = TRUE;
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for(i = 0; i < CACHE_FORMAT_COUNT; i++)
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for(j = 0; j < CACHE_BUCKET_WCOUNT; j++)
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for(k = 0; k < CACHE_BUCKET_HCOUNT; k++) {
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cache = &glamor_priv->fbo_cache[i][j][k];
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list_for_each_entry_safe_reverse(fbo_entry, tmp, cache, list) {
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if (GLAMOR_TICK_AFTER(fbo_entry->expire, glamor_priv->tick)) {
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empty_cache = FALSE;
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break;
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}
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list_del(&fbo_entry->list);
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DEBUGF("cache %p fbo %p expired %d current %d \n", cache, fbo_entry,
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fbo_entry->expire, glamor_priv->tick);
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glamor_purge_fbo(fbo_entry);
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}
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#if 0
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cache = &glamor_priv->tex_cache[i][j][k];
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list_for_each_entry_safe_reverse(fbo_entry, tmp, cache, list) {
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if (GLAMOR_TICK_AFTER(fbo_entry->expire, glamor_priv->tick)) {
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empty_cache = FALSE;
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break;
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}
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list_del(&fbo_entry->list);
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DEBUGF("cache %p fbo %p expired %d current %d \n", cache, fbo_entry,
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fbo_entry->expire, glamor_priv->tick);
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glamor_purge_fbo(fbo_entry);
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}
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#endif
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}
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}
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void
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glamor_init_pixmap_fbo(ScreenPtr screen)
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{
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glamor_screen_private *glamor_priv;
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int i,j,k;
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glamor_priv = glamor_get_screen_private(screen);
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for(i = 0; i < CACHE_FORMAT_COUNT; i++)
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for(j = 0; j < CACHE_BUCKET_WCOUNT; j++)
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for(k = 0; k < CACHE_BUCKET_HCOUNT; k++)
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{
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list_init(&glamor_priv->fbo_cache[i][j][k]);
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list_init(&glamor_priv->tex_cache[i][j][k]);
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}
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}
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void
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glamor_fini_pixmap_fbo(ScreenPtr screen)
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{
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struct list *cache;
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glamor_screen_private *glamor_priv;
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glamor_pixmap_fbo *fbo_entry, *tmp;
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int i,j,k;
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glamor_priv = glamor_get_screen_private(screen);
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for(i = 0; i < CACHE_FORMAT_COUNT; i++)
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for(j = 0; j < CACHE_BUCKET_WCOUNT; j++)
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for(k = 0; k < CACHE_BUCKET_HCOUNT; k++)
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{
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cache = &glamor_priv->fbo_cache[i][j][k];
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list_for_each_entry_safe_reverse(fbo_entry, tmp, cache, list) {
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list_del(&fbo_entry->list);
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glamor_purge_fbo(fbo_entry);
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}
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#if 0
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cache = &glamor_priv->tex_cache[i][j][k];
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list_for_each_entry_safe_reverse(fbo_entry, tmp, cache, list) {
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list_del(&fbo_entry->list);
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glamor_purge_fbo(fbo_entry);
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}
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#endif
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}
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}
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void
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glamor_destroy_fbo(glamor_pixmap_fbo *fbo)
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{
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glamor_gl_dispatch *dispatch = &fbo->glamor_priv->dispatch;
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list_del(&fbo->list);
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glamor_pixmap_fbo_cache_put(fbo);
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}
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glamor_pixmap_fbo *
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glamor_create_tex_obj(glamor_screen_private *glamor_priv,
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int w, int h, GLenum format, int flag)
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{
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glamor_gl_dispatch *dispatch;
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glamor_pixmap_fbo *fbo;
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int cache_flag = GLAMOR_CACHE_TEXTURE;
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GLuint tex;
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if (flag == GLAMOR_CREATE_TEXTURE_EXACT_SIZE)
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cache_flag |= GLAMOR_CACHE_EXACT_SIZE;
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fbo = glamor_pixmap_fbo_cache_get(glamor_priv, w, h,
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format, cache_flag);
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if (fbo)
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return fbo;
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fbo = calloc(1, sizeof(*fbo));
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if (fbo == NULL)
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return NULL;
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list_init(&fbo->list);
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dispatch = &glamor_priv->dispatch;
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dispatch->glGenTextures(1, &tex);
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dispatch->glBindTexture(GL_TEXTURE_2D, tex);
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dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
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GL_NEAREST);
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dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
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GL_NEAREST);
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dispatch->glTexImage2D(GL_TEXTURE_2D, 0, format, w, h, 0, format,
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GL_UNSIGNED_BYTE, NULL);
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fbo->tex = tex;
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fbo->width = w;
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fbo->height = h;
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fbo->format = format;
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fbo->glamor_priv = glamor_priv;
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return fbo;
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}
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void
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glamor_destroy_tex_obj(glamor_pixmap_fbo * tex_obj)
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{
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assert(tex_obj->fb == 0);
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list_del(&tex_obj->list);
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glamor_pixmap_fbo_cache_put(tex_obj);
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}
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glamor_pixmap_fbo *
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glamor_create_fbo(glamor_screen_private *glamor_priv,
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int w, int h, int depth, int flag)
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{
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glamor_gl_dispatch *dispatch;
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glamor_pixmap_fbo *fbo;
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GLenum format;
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GLint tex;
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int cache_flag;
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if (!glamor_check_fbo_size(glamor_priv, w, h)
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|| !glamor_check_fbo_depth(depth))
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return NULL;
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if (flag == GLAMOR_CREATE_FBO_NO_FBO)
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goto new_fbo;
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if (flag == GLAMOR_CREATE_PIXMAP_FIXUP)
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cache_flag = GLAMOR_CACHE_EXACT_SIZE;
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else
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cache_flag = 0;
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gl_iformat_for_depth(depth, &format);
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fbo = glamor_pixmap_fbo_cache_get(glamor_priv, w, h,
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format, cache_flag);
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if (fbo)
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return fbo;
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new_fbo:
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dispatch = &glamor_priv->dispatch;
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dispatch->glGenTextures(1, &tex);
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dispatch->glBindTexture(GL_TEXTURE_2D, tex);
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dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
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GL_NEAREST);
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dispatch->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
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GL_NEAREST);
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dispatch->glTexImage2D(GL_TEXTURE_2D, 0, format, w, h, 0, format,
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GL_UNSIGNED_BYTE, NULL);
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fbo = glamor_create_fbo_from_tex(glamor_priv, w, h, depth, tex, flag);
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return fbo;
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}
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glamor_pixmap_fbo *
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glamor_pixmap_detach_fbo(glamor_pixmap_private *pixmap_priv)
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{
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glamor_pixmap_fbo *fbo;
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if (pixmap_priv == NULL)
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return NULL;
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fbo = pixmap_priv->fbo;
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if (fbo == NULL)
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return NULL;
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pixmap_priv->fbo = NULL;
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return fbo;
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}
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/* The pixmap must not be attached to another fbo. */
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void
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glamor_pixmap_attach_fbo(PixmapPtr pixmap, glamor_pixmap_fbo *fbo)
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{
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glamor_pixmap_private *pixmap_priv;
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pixmap_priv = glamor_get_pixmap_private(pixmap);
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if (pixmap_priv == NULL) {
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glamor_screen_private *glamor_priv;
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glamor_priv = glamor_get_screen_private(pixmap->drawable.pScreen);
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pixmap_priv = calloc(1, sizeof(*pixmap_priv));
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dixSetPrivate(&pixmap->devPrivates,
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glamor_pixmap_private_key, pixmap_priv);
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pixmap_priv->container = pixmap;
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pixmap_priv->glamor_priv = glamor_priv;
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pixmap_priv->type = GLAMOR_MEMORY;
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}
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if (pixmap_priv->fbo)
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return;
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pixmap_priv->fbo = fbo;
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switch (pixmap_priv->type) {
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case GLAMOR_TEXTURE_ONLY:
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case GLAMOR_TEXTURE_DRM:
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pixmap_priv->gl_fbo = 1;
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if (fbo->tex != 0)
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pixmap_priv->gl_tex = 1;
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else {
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/* XXX For the Xephyr only, may be broken now.*/
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pixmap_priv->gl_tex = 0;
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}
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pixmap->devPrivate.ptr = NULL;
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break;
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default:
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break;
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}
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}
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