b60120608f
Set the close on exec flag when opening dri character devices, so they will be closed and free any resouces allocated in exec. Signed-off-by: David Fries <David@Fries.net> Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
1190 lines
35 KiB
C
1190 lines
35 KiB
C
/*
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* Copyright © 2011 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Kristian Høgsberg <krh@bitplanet.net>
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <limits.h>
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#include <dlfcn.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <unistd.h>
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#include <xf86drm.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "egl_dri2.h"
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static void
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swrastCreateDrawable(struct dri2_egl_display * dri2_dpy,
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struct dri2_egl_surface * dri2_surf,
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int depth)
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{
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uint32_t mask;
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const uint32_t function = GXcopy;
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uint32_t valgc[2];
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/* create GC's */
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dri2_surf->gc = xcb_generate_id(dri2_dpy->conn);
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mask = XCB_GC_FUNCTION;
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xcb_create_gc(dri2_dpy->conn, dri2_surf->gc, dri2_surf->drawable, mask, &function);
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dri2_surf->swapgc = xcb_generate_id(dri2_dpy->conn);
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mask = XCB_GC_FUNCTION | XCB_GC_GRAPHICS_EXPOSURES;
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valgc[0] = function;
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valgc[1] = False;
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xcb_create_gc(dri2_dpy->conn, dri2_surf->swapgc, dri2_surf->drawable, mask, valgc);
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dri2_surf->depth = depth;
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switch (depth) {
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case 32:
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case 24:
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dri2_surf->bytes_per_pixel = 4;
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break;
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case 16:
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dri2_surf->bytes_per_pixel = 2;
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break;
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case 8:
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dri2_surf->bytes_per_pixel = 1;
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break;
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case 0:
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dri2_surf->bytes_per_pixel = 0;
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break;
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default:
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_eglLog(_EGL_WARNING, "unsupported depth %d", depth);
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}
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}
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static void
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swrastDestroyDrawable(struct dri2_egl_display * dri2_dpy,
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struct dri2_egl_surface * dri2_surf)
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{
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xcb_free_gc(dri2_dpy->conn, dri2_surf->gc);
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xcb_free_gc(dri2_dpy->conn, dri2_surf->swapgc);
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}
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static void
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swrastGetDrawableInfo(__DRIdrawable * draw,
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int *x, int *y, int *w, int *h,
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void *loaderPrivate)
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{
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struct dri2_egl_surface *dri2_surf = loaderPrivate;
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
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xcb_get_geometry_cookie_t cookie;
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xcb_get_geometry_reply_t *reply;
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xcb_generic_error_t *error;
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*w = *h = 0;
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cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable);
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reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error);
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if (reply == NULL)
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return;
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if (error != NULL) {
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_eglLog(_EGL_WARNING, "error in xcb_get_geometry");
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free(error);
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} else {
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*w = reply->width;
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*h = reply->height;
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}
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free(reply);
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}
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static void
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swrastPutImage(__DRIdrawable * draw, int op,
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int x, int y, int w, int h,
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char *data, void *loaderPrivate)
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{
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struct dri2_egl_surface *dri2_surf = loaderPrivate;
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
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xcb_gcontext_t gc;
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switch (op) {
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case __DRI_SWRAST_IMAGE_OP_DRAW:
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gc = dri2_surf->gc;
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break;
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case __DRI_SWRAST_IMAGE_OP_SWAP:
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gc = dri2_surf->swapgc;
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break;
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default:
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return;
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}
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xcb_put_image(dri2_dpy->conn, XCB_IMAGE_FORMAT_Z_PIXMAP, dri2_surf->drawable,
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gc, w, h, x, y, 0, dri2_surf->depth,
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w*h*dri2_surf->bytes_per_pixel, (const uint8_t *)data);
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}
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static void
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swrastGetImage(__DRIdrawable * read,
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int x, int y, int w, int h,
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char *data, void *loaderPrivate)
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{
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struct dri2_egl_surface *dri2_surf = loaderPrivate;
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
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xcb_get_image_cookie_t cookie;
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xcb_get_image_reply_t *reply;
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xcb_generic_error_t *error;
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cookie = xcb_get_image (dri2_dpy->conn, XCB_IMAGE_FORMAT_Z_PIXMAP,
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dri2_surf->drawable, x, y, w, h, ~0);
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reply = xcb_get_image_reply (dri2_dpy->conn, cookie, &error);
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if (reply == NULL)
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return;
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if (error != NULL) {
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_eglLog(_EGL_WARNING, "error in xcb_get_image");
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free(error);
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} else {
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uint32_t bytes = xcb_get_image_data_length(reply);
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uint8_t *idata = xcb_get_image_data(reply);
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memcpy(data, idata, bytes);
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}
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free(reply);
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}
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/**
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* Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
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*/
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static _EGLSurface *
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dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
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_EGLConfig *conf, EGLNativeWindowType window,
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const EGLint *attrib_list)
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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struct dri2_egl_config *dri2_conf = dri2_egl_config(conf);
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struct dri2_egl_surface *dri2_surf;
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xcb_get_geometry_cookie_t cookie;
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xcb_get_geometry_reply_t *reply;
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xcb_screen_iterator_t s;
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xcb_generic_error_t *error;
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(void) drv;
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dri2_surf = malloc(sizeof *dri2_surf);
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if (!dri2_surf) {
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_eglError(EGL_BAD_ALLOC, "dri2_create_surface");
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return NULL;
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}
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if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
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goto cleanup_surf;
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dri2_surf->region = XCB_NONE;
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if (type == EGL_PBUFFER_BIT) {
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dri2_surf->drawable = xcb_generate_id(dri2_dpy->conn);
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s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
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xcb_create_pixmap(dri2_dpy->conn, conf->BufferSize,
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dri2_surf->drawable, s.data->root,
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dri2_surf->base.Width, dri2_surf->base.Height);
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} else {
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dri2_surf->drawable = window;
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}
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if (dri2_dpy->dri2) {
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dri2_surf->dri_drawable =
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(*dri2_dpy->dri2->createNewDrawable) (dri2_dpy->dri_screen,
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type == EGL_WINDOW_BIT ?
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dri2_conf->dri_double_config :
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dri2_conf->dri_single_config,
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dri2_surf);
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} else {
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assert(dri2_dpy->swrast);
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dri2_surf->dri_drawable =
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(*dri2_dpy->swrast->createNewDrawable) (dri2_dpy->dri_screen,
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dri2_conf->dri_double_config,
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dri2_surf);
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}
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if (dri2_surf->dri_drawable == NULL) {
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_eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable");
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goto cleanup_pixmap;
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}
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if (dri2_dpy->dri2) {
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xcb_dri2_create_drawable (dri2_dpy->conn, dri2_surf->drawable);
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} else {
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swrastCreateDrawable(dri2_dpy, dri2_surf, _eglGetConfigKey(conf, EGL_BUFFER_SIZE));
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}
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if (type != EGL_PBUFFER_BIT) {
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cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable);
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reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error);
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if (reply == NULL || error != NULL) {
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_eglError(EGL_BAD_ALLOC, "xcb_get_geometry");
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free(error);
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goto cleanup_dri_drawable;
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}
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dri2_surf->base.Width = reply->width;
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dri2_surf->base.Height = reply->height;
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free(reply);
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}
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/* we always copy the back buffer to front */
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dri2_surf->base.PostSubBufferSupportedNV = EGL_TRUE;
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return &dri2_surf->base;
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cleanup_dri_drawable:
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dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable);
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cleanup_pixmap:
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if (type == EGL_PBUFFER_BIT)
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xcb_free_pixmap(dri2_dpy->conn, dri2_surf->drawable);
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cleanup_surf:
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free(dri2_surf);
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return NULL;
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}
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/**
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* Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
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*/
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static _EGLSurface *
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dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
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_EGLConfig *conf, EGLNativeWindowType window,
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const EGLint *attrib_list)
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{
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return dri2_create_surface(drv, disp, EGL_WINDOW_BIT, conf,
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window, attrib_list);
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}
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static _EGLSurface *
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dri2_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp,
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_EGLConfig *conf, EGLNativePixmapType pixmap,
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const EGLint *attrib_list)
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{
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return dri2_create_surface(drv, disp, EGL_PIXMAP_BIT, conf,
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pixmap, attrib_list);
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}
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static _EGLSurface *
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dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp,
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_EGLConfig *conf, const EGLint *attrib_list)
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{
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return dri2_create_surface(drv, disp, EGL_PBUFFER_BIT, conf,
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XCB_WINDOW_NONE, attrib_list);
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}
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static EGLBoolean
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dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
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(void) drv;
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if (!_eglPutSurface(surf))
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return EGL_TRUE;
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(*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable);
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if (dri2_dpy->dri2) {
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xcb_dri2_destroy_drawable (dri2_dpy->conn, dri2_surf->drawable);
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} else {
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assert(dri2_dpy->swrast);
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swrastDestroyDrawable(dri2_dpy, dri2_surf);
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}
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if (surf->Type == EGL_PBUFFER_BIT)
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xcb_free_pixmap (dri2_dpy->conn, dri2_surf->drawable);
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free(surf);
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return EGL_TRUE;
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}
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/**
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* Process list of buffer received from the server
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*
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* Processes the list of buffers received in a reply from the server to either
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* \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
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*/
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static void
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dri2_process_buffers(struct dri2_egl_surface *dri2_surf,
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xcb_dri2_dri2_buffer_t *buffers, unsigned count)
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{
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struct dri2_egl_display *dri2_dpy =
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dri2_egl_display(dri2_surf->base.Resource.Display);
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xcb_rectangle_t rectangle;
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unsigned i;
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dri2_surf->buffer_count = count;
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dri2_surf->have_fake_front = 0;
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/* This assumes the DRI2 buffer attachment tokens matches the
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* __DRIbuffer tokens. */
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for (i = 0; i < count; i++) {
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dri2_surf->buffers[i].attachment = buffers[i].attachment;
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dri2_surf->buffers[i].name = buffers[i].name;
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dri2_surf->buffers[i].pitch = buffers[i].pitch;
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dri2_surf->buffers[i].cpp = buffers[i].cpp;
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dri2_surf->buffers[i].flags = buffers[i].flags;
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/* We only use the DRI drivers single buffer configs. This
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* means that if we try to render to a window, DRI2 will give us
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* the fake front buffer, which we'll use as a back buffer.
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* Note that EGL doesn't require that several clients rendering
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* to the same window must see the same aux buffers. */
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if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_FAKE_FRONT_LEFT)
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dri2_surf->have_fake_front = 1;
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}
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if (dri2_surf->region != XCB_NONE)
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xcb_xfixes_destroy_region(dri2_dpy->conn, dri2_surf->region);
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rectangle.x = 0;
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rectangle.y = 0;
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rectangle.width = dri2_surf->base.Width;
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rectangle.height = dri2_surf->base.Height;
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dri2_surf->region = xcb_generate_id(dri2_dpy->conn);
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xcb_xfixes_create_region(dri2_dpy->conn, dri2_surf->region, 1, &rectangle);
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}
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static __DRIbuffer *
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dri2_get_buffers(__DRIdrawable * driDrawable,
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int *width, int *height,
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unsigned int *attachments, int count,
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int *out_count, void *loaderPrivate)
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{
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struct dri2_egl_surface *dri2_surf = loaderPrivate;
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struct dri2_egl_display *dri2_dpy =
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dri2_egl_display(dri2_surf->base.Resource.Display);
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xcb_dri2_dri2_buffer_t *buffers;
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xcb_dri2_get_buffers_reply_t *reply;
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xcb_dri2_get_buffers_cookie_t cookie;
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(void) driDrawable;
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cookie = xcb_dri2_get_buffers_unchecked (dri2_dpy->conn,
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dri2_surf->drawable,
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count, count, attachments);
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reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, cookie, NULL);
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buffers = xcb_dri2_get_buffers_buffers (reply);
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if (buffers == NULL)
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return NULL;
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*out_count = reply->count;
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dri2_surf->base.Width = *width = reply->width;
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dri2_surf->base.Height = *height = reply->height;
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dri2_process_buffers(dri2_surf, buffers, *out_count);
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free(reply);
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return dri2_surf->buffers;
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}
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static __DRIbuffer *
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dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
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int *width, int *height,
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unsigned int *attachments, int count,
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int *out_count, void *loaderPrivate)
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{
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struct dri2_egl_surface *dri2_surf = loaderPrivate;
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struct dri2_egl_display *dri2_dpy =
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dri2_egl_display(dri2_surf->base.Resource.Display);
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xcb_dri2_dri2_buffer_t *buffers;
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xcb_dri2_get_buffers_with_format_reply_t *reply;
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xcb_dri2_get_buffers_with_format_cookie_t cookie;
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xcb_dri2_attach_format_t *format_attachments;
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(void) driDrawable;
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format_attachments = (xcb_dri2_attach_format_t *) attachments;
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cookie = xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy->conn,
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dri2_surf->drawable,
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count, count,
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format_attachments);
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reply = xcb_dri2_get_buffers_with_format_reply (dri2_dpy->conn,
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cookie, NULL);
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if (reply == NULL)
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return NULL;
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buffers = xcb_dri2_get_buffers_with_format_buffers (reply);
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dri2_surf->base.Width = *width = reply->width;
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dri2_surf->base.Height = *height = reply->height;
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*out_count = reply->count;
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dri2_process_buffers(dri2_surf, buffers, *out_count);
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free(reply);
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return dri2_surf->buffers;
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}
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static void
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dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate)
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{
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(void) driDrawable;
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/* FIXME: Does EGL support front buffer rendering at all? */
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#if 0
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struct dri2_egl_surface *dri2_surf = loaderPrivate;
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|
|
dri2WaitGL(dri2_surf);
|
|
#else
|
|
(void) loaderPrivate;
|
|
#endif
|
|
}
|
|
|
|
static char *
|
|
dri2_strndup(const char *s, int length)
|
|
{
|
|
char *d;
|
|
|
|
d = malloc(length + 1);
|
|
if (d == NULL)
|
|
return NULL;
|
|
|
|
memcpy(d, s, length);
|
|
d[length] = '\0';
|
|
|
|
return d;
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_connect(struct dri2_egl_display *dri2_dpy)
|
|
{
|
|
xcb_xfixes_query_version_reply_t *xfixes_query;
|
|
xcb_xfixes_query_version_cookie_t xfixes_query_cookie;
|
|
xcb_dri2_query_version_reply_t *dri2_query;
|
|
xcb_dri2_query_version_cookie_t dri2_query_cookie;
|
|
xcb_dri2_connect_reply_t *connect;
|
|
xcb_dri2_connect_cookie_t connect_cookie;
|
|
xcb_generic_error_t *error;
|
|
xcb_screen_iterator_t s;
|
|
char *driver_name, *device_name;
|
|
const xcb_query_extension_reply_t *extension;
|
|
|
|
xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id);
|
|
xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id);
|
|
|
|
extension = xcb_get_extension_data(dri2_dpy->conn, &xcb_xfixes_id);
|
|
if (!(extension && extension->present))
|
|
return EGL_FALSE;
|
|
|
|
extension = xcb_get_extension_data(dri2_dpy->conn, &xcb_dri2_id);
|
|
if (!(extension && extension->present))
|
|
return EGL_FALSE;
|
|
|
|
xfixes_query_cookie = xcb_xfixes_query_version(dri2_dpy->conn,
|
|
XCB_XFIXES_MAJOR_VERSION,
|
|
XCB_XFIXES_MINOR_VERSION);
|
|
|
|
dri2_query_cookie = xcb_dri2_query_version (dri2_dpy->conn,
|
|
XCB_DRI2_MAJOR_VERSION,
|
|
XCB_DRI2_MINOR_VERSION);
|
|
|
|
s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
|
|
connect_cookie = xcb_dri2_connect_unchecked (dri2_dpy->conn,
|
|
s.data->root,
|
|
XCB_DRI2_DRIVER_TYPE_DRI);
|
|
|
|
xfixes_query =
|
|
xcb_xfixes_query_version_reply (dri2_dpy->conn,
|
|
xfixes_query_cookie, &error);
|
|
if (xfixes_query == NULL ||
|
|
error != NULL || xfixes_query->major_version < 2) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to query xfixes version");
|
|
free(error);
|
|
return EGL_FALSE;
|
|
}
|
|
free(xfixes_query);
|
|
|
|
dri2_query =
|
|
xcb_dri2_query_version_reply (dri2_dpy->conn, dri2_query_cookie, &error);
|
|
if (dri2_query == NULL || error != NULL) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to query version");
|
|
free(error);
|
|
return EGL_FALSE;
|
|
}
|
|
dri2_dpy->dri2_major = dri2_query->major_version;
|
|
dri2_dpy->dri2_minor = dri2_query->minor_version;
|
|
free(dri2_query);
|
|
|
|
connect = xcb_dri2_connect_reply (dri2_dpy->conn, connect_cookie, NULL);
|
|
if (connect == NULL ||
|
|
connect->driver_name_length + connect->device_name_length == 0) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to authenticate");
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
driver_name = xcb_dri2_connect_driver_name (connect);
|
|
dri2_dpy->driver_name =
|
|
dri2_strndup(driver_name,
|
|
xcb_dri2_connect_driver_name_length (connect));
|
|
|
|
#if XCB_DRI2_CONNECT_DEVICE_NAME_BROKEN
|
|
device_name = driver_name + ((connect->driver_name_length + 3) & ~3);
|
|
#else
|
|
device_name = xcb_dri2_connect_device_name (connect);
|
|
#endif
|
|
|
|
dri2_dpy->device_name =
|
|
dri2_strndup(device_name,
|
|
xcb_dri2_connect_device_name_length (connect));
|
|
|
|
if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) {
|
|
free(dri2_dpy->device_name);
|
|
free(dri2_dpy->driver_name);
|
|
free(connect);
|
|
return EGL_FALSE;
|
|
}
|
|
free(connect);
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static int
|
|
dri2_x11_authenticate(_EGLDisplay *disp, uint32_t id)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
xcb_dri2_authenticate_reply_t *authenticate;
|
|
xcb_dri2_authenticate_cookie_t authenticate_cookie;
|
|
xcb_screen_iterator_t s;
|
|
int ret = 0;
|
|
|
|
s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
|
|
authenticate_cookie =
|
|
xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, id);
|
|
authenticate =
|
|
xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL);
|
|
|
|
if (authenticate == NULL || !authenticate->authenticated)
|
|
ret = -1;
|
|
|
|
if (authenticate)
|
|
free(authenticate);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_authenticate(_EGLDisplay *disp)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
drm_magic_t magic;
|
|
|
|
if (drmGetMagic(dri2_dpy->fd, &magic)) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to get drm magic");
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
if (dri2_x11_authenticate(disp, magic) < 0) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to authenticate");
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy,
|
|
_EGLDisplay *disp)
|
|
{
|
|
xcb_screen_iterator_t s;
|
|
xcb_depth_iterator_t d;
|
|
xcb_visualtype_t *visuals;
|
|
int i, j, id;
|
|
EGLint surface_type;
|
|
EGLint config_attrs[] = {
|
|
EGL_NATIVE_VISUAL_ID, 0,
|
|
EGL_NATIVE_VISUAL_TYPE, 0,
|
|
EGL_NONE
|
|
};
|
|
|
|
s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
|
|
d = xcb_screen_allowed_depths_iterator(s.data);
|
|
id = 1;
|
|
|
|
surface_type =
|
|
EGL_WINDOW_BIT |
|
|
EGL_PIXMAP_BIT |
|
|
EGL_PBUFFER_BIT |
|
|
EGL_SWAP_BEHAVIOR_PRESERVED_BIT;
|
|
|
|
while (d.rem > 0) {
|
|
EGLBoolean class_added[6] = { 0, };
|
|
|
|
visuals = xcb_depth_visuals(d.data);
|
|
for (i = 0; i < xcb_depth_visuals_length(d.data); i++) {
|
|
if (class_added[visuals[i]._class])
|
|
continue;
|
|
|
|
class_added[visuals[i]._class] = EGL_TRUE;
|
|
for (j = 0; dri2_dpy->driver_configs[j]; j++) {
|
|
config_attrs[1] = visuals[i].visual_id;
|
|
config_attrs[3] = visuals[i]._class;
|
|
|
|
dri2_add_config(disp, dri2_dpy->driver_configs[j], id++,
|
|
d.data->depth, surface_type, config_attrs, NULL);
|
|
}
|
|
}
|
|
|
|
xcb_depth_next(&d);
|
|
}
|
|
|
|
if (!_eglGetArraySize(disp->Configs)) {
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to create any config");
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_copy_region(_EGLDriver *drv, _EGLDisplay *disp,
|
|
_EGLSurface *draw, xcb_xfixes_region_t region)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
|
|
enum xcb_dri2_attachment_t render_attachment;
|
|
xcb_dri2_copy_region_cookie_t cookie;
|
|
|
|
/* No-op for a pixmap or pbuffer surface */
|
|
if (draw->Type == EGL_PIXMAP_BIT || draw->Type == EGL_PBUFFER_BIT)
|
|
return EGL_TRUE;
|
|
|
|
#ifdef __DRI2_FLUSH
|
|
if (dri2_dpy->flush)
|
|
(*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
|
|
#endif
|
|
|
|
if (dri2_surf->have_fake_front)
|
|
render_attachment = XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT;
|
|
else
|
|
render_attachment = XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT;
|
|
|
|
cookie = xcb_dri2_copy_region_unchecked(dri2_dpy->conn,
|
|
dri2_surf->drawable,
|
|
region,
|
|
XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT,
|
|
render_attachment);
|
|
free(xcb_dri2_copy_region_reply(dri2_dpy->conn, cookie, NULL));
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static int64_t
|
|
dri2_swap_buffers_msc(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw,
|
|
int64_t msc, int64_t divisor, int64_t remainder)
|
|
{
|
|
#if XCB_DRI2_MINOR_VERSION >= 3
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
|
|
uint32_t msc_hi = msc >> 32;
|
|
uint32_t msc_lo = msc & 0xffffffff;
|
|
uint32_t divisor_hi = divisor >> 32;
|
|
uint32_t divisor_lo = divisor & 0xffffffff;
|
|
uint32_t remainder_hi = remainder >> 32;
|
|
uint32_t remainder_lo = remainder & 0xffffffff;
|
|
xcb_dri2_swap_buffers_cookie_t cookie;
|
|
xcb_dri2_swap_buffers_reply_t *reply;
|
|
int64_t swap_count = -1;
|
|
|
|
/* No-op for a pixmap or pbuffer surface */
|
|
if (draw->Type == EGL_PIXMAP_BIT || draw->Type == EGL_PBUFFER_BIT)
|
|
return 0;
|
|
|
|
if (draw->SwapBehavior == EGL_BUFFER_PRESERVED || !dri2_dpy->swap_available)
|
|
return dri2_copy_region(drv, disp, draw, dri2_surf->region) ? 0 : -1;
|
|
|
|
#ifdef __DRI2_FLUSH
|
|
if (dri2_dpy->flush)
|
|
(*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
|
|
#endif
|
|
|
|
cookie = xcb_dri2_swap_buffers_unchecked(dri2_dpy->conn, dri2_surf->drawable,
|
|
msc_hi, msc_lo, divisor_hi, divisor_lo, remainder_hi, remainder_lo);
|
|
|
|
reply = xcb_dri2_swap_buffers_reply(dri2_dpy->conn, cookie, NULL);
|
|
|
|
if (reply) {
|
|
swap_count = (((int64_t)reply->swap_hi) << 32) | reply->swap_lo;
|
|
free(reply);
|
|
}
|
|
|
|
#if __DRI2_FLUSH_VERSION >= 3
|
|
/* If the server doesn't send invalidate events */
|
|
if (dri2_dpy->invalidate_available && dri2_dpy->flush &&
|
|
dri2_dpy->flush->base.version >= 3 && dri2_dpy->flush->invalidate)
|
|
(*dri2_dpy->flush->invalidate)(dri2_surf->dri_drawable);
|
|
#endif
|
|
|
|
return swap_count;
|
|
#else
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
|
|
|
|
return dri2_copy_region(drv, disp, draw, dri2_surf->region) ? 0 : -1;
|
|
#endif /* XCB_DRI2_MINOR_VERSION >= 3 */
|
|
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
|
|
|
|
if (dri2_dpy->dri2) {
|
|
return dri2_swap_buffers_msc(drv, disp, draw, 0, 0, 0) != -1;
|
|
} else {
|
|
assert(dri2_dpy->swrast);
|
|
|
|
dri2_dpy->core->swapBuffers(dri2_surf->dri_drawable);
|
|
return EGL_TRUE;
|
|
}
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw,
|
|
EGLint numRects, const EGLint *rects)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
|
|
EGLBoolean ret;
|
|
xcb_xfixes_region_t region;
|
|
xcb_rectangle_t rectangles[16];
|
|
int i;
|
|
|
|
if (numRects > (int)ARRAY_SIZE(rectangles))
|
|
return dri2_copy_region(drv, disp, draw, dri2_surf->region);
|
|
|
|
/* FIXME: Invert y here? */
|
|
for (i = 0; i < numRects; i++) {
|
|
rectangles[i].x = rects[i * 4];
|
|
rectangles[i].y = rects[i * 4 + 1];
|
|
rectangles[i].width = rects[i * 4 + 2];
|
|
rectangles[i].height = rects[i * 4 + 3];
|
|
}
|
|
|
|
region = xcb_generate_id(dri2_dpy->conn);
|
|
xcb_xfixes_create_region(dri2_dpy->conn, region, numRects, rectangles);
|
|
ret = dri2_copy_region(drv, disp, draw, region);
|
|
xcb_xfixes_destroy_region(dri2_dpy->conn, region);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_post_sub_buffer(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw,
|
|
EGLint x, EGLint y, EGLint width, EGLint height)
|
|
{
|
|
const EGLint rect[4] = { x, draw->Height - y - height, width, height };
|
|
|
|
if (x < 0 || y < 0 || width < 0 || height < 0)
|
|
_eglError(EGL_BAD_PARAMETER, "eglPostSubBufferNV");
|
|
|
|
return dri2_swap_buffers_region(drv, disp, draw, 1, rect);
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_swap_interval(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, EGLint interval)
|
|
{
|
|
#if XCB_DRI2_MINOR_VERSION >= 3
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
#endif
|
|
|
|
/* XXX Check vblank_mode here? */
|
|
|
|
if (interval > surf->Config->MaxSwapInterval)
|
|
interval = surf->Config->MaxSwapInterval;
|
|
else if (interval < surf->Config->MinSwapInterval)
|
|
interval = surf->Config->MinSwapInterval;
|
|
|
|
#if XCB_DRI2_MINOR_VERSION >= 3
|
|
if (interval != surf->SwapInterval && dri2_dpy->swap_available)
|
|
xcb_dri2_swap_interval(dri2_dpy->conn, dri2_surf->drawable, interval);
|
|
#endif
|
|
|
|
surf->SwapInterval = interval;
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_copy_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
|
|
EGLNativePixmapType target)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
xcb_gcontext_t gc;
|
|
|
|
(void) drv;
|
|
|
|
(*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
|
|
|
|
gc = xcb_generate_id(dri2_dpy->conn);
|
|
xcb_create_gc(dri2_dpy->conn, gc, target, 0, NULL);
|
|
xcb_copy_area(dri2_dpy->conn,
|
|
dri2_surf->drawable,
|
|
target,
|
|
gc,
|
|
0, 0,
|
|
0, 0,
|
|
dri2_surf->base.Width,
|
|
dri2_surf->base.Height);
|
|
xcb_free_gc(dri2_dpy->conn, gc);
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static _EGLImage *
|
|
dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx,
|
|
EGLClientBuffer buffer, const EGLint *attr_list)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
struct dri2_egl_image *dri2_img;
|
|
unsigned int attachments[1];
|
|
xcb_drawable_t drawable;
|
|
xcb_dri2_get_buffers_cookie_t buffers_cookie;
|
|
xcb_dri2_get_buffers_reply_t *buffers_reply;
|
|
xcb_dri2_dri2_buffer_t *buffers;
|
|
xcb_get_geometry_cookie_t geometry_cookie;
|
|
xcb_get_geometry_reply_t *geometry_reply;
|
|
xcb_generic_error_t *error;
|
|
int stride, format;
|
|
|
|
(void) ctx;
|
|
|
|
drawable = (xcb_drawable_t) (uintptr_t) buffer;
|
|
xcb_dri2_create_drawable (dri2_dpy->conn, drawable);
|
|
attachments[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT;
|
|
buffers_cookie =
|
|
xcb_dri2_get_buffers_unchecked (dri2_dpy->conn,
|
|
drawable, 1, 1, attachments);
|
|
geometry_cookie = xcb_get_geometry (dri2_dpy->conn, drawable);
|
|
buffers_reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn,
|
|
buffers_cookie, NULL);
|
|
buffers = xcb_dri2_get_buffers_buffers (buffers_reply);
|
|
if (buffers == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
geometry_reply = xcb_get_geometry_reply (dri2_dpy->conn,
|
|
geometry_cookie, &error);
|
|
if (geometry_reply == NULL || error != NULL) {
|
|
_eglError(EGL_BAD_ALLOC, "xcb_get_geometry");
|
|
free(error);
|
|
free(buffers_reply);
|
|
return NULL;
|
|
}
|
|
|
|
switch (geometry_reply->depth) {
|
|
case 16:
|
|
format = __DRI_IMAGE_FORMAT_RGB565;
|
|
break;
|
|
case 24:
|
|
format = __DRI_IMAGE_FORMAT_XRGB8888;
|
|
break;
|
|
case 32:
|
|
format = __DRI_IMAGE_FORMAT_ARGB8888;
|
|
break;
|
|
default:
|
|
_eglError(EGL_BAD_PARAMETER,
|
|
"dri2_create_image_khr: unsupported pixmap depth");
|
|
free(buffers_reply);
|
|
free(geometry_reply);
|
|
return NULL;
|
|
}
|
|
|
|
dri2_img = malloc(sizeof *dri2_img);
|
|
if (!dri2_img) {
|
|
free(buffers_reply);
|
|
free(geometry_reply);
|
|
_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
|
|
return EGL_NO_IMAGE_KHR;
|
|
}
|
|
|
|
if (!_eglInitImage(&dri2_img->base, disp)) {
|
|
free(buffers_reply);
|
|
free(geometry_reply);
|
|
free(dri2_img);
|
|
return EGL_NO_IMAGE_KHR;
|
|
}
|
|
|
|
stride = buffers[0].pitch / buffers[0].cpp;
|
|
dri2_img->dri_image =
|
|
dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
|
|
buffers_reply->width,
|
|
buffers_reply->height,
|
|
format,
|
|
buffers[0].name,
|
|
stride,
|
|
dri2_img);
|
|
|
|
free(buffers_reply);
|
|
free(geometry_reply);
|
|
|
|
return &dri2_img->base;
|
|
}
|
|
|
|
static _EGLImage *
|
|
dri2_x11_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
|
|
_EGLContext *ctx, EGLenum target,
|
|
EGLClientBuffer buffer, const EGLint *attr_list)
|
|
{
|
|
(void) drv;
|
|
|
|
switch (target) {
|
|
case EGL_NATIVE_PIXMAP_KHR:
|
|
return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list);
|
|
default:
|
|
return dri2_create_image_khr(drv, disp, ctx, target, buffer, attr_list);
|
|
}
|
|
}
|
|
|
|
static EGLBoolean
|
|
dri2_initialize_x11_swrast(_EGLDriver *drv, _EGLDisplay *disp)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy;
|
|
|
|
drv->API.CreateWindowSurface = dri2_create_window_surface;
|
|
drv->API.CreatePixmapSurface = dri2_create_pixmap_surface;
|
|
drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface;
|
|
drv->API.DestroySurface = dri2_destroy_surface;
|
|
drv->API.SwapBuffers = dri2_swap_buffers;
|
|
drv->API.CopyBuffers = dri2_copy_buffers;
|
|
|
|
drv->API.SwapBuffersRegionNOK = NULL;
|
|
drv->API.CreateImageKHR = NULL;
|
|
drv->API.DestroyImageKHR = NULL;
|
|
drv->API.CreateDRMImageMESA = NULL;
|
|
drv->API.ExportDRMImageMESA = NULL;
|
|
|
|
dri2_dpy = malloc(sizeof *dri2_dpy);
|
|
if (!dri2_dpy)
|
|
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
|
|
|
|
memset(dri2_dpy, 0, sizeof *dri2_dpy);
|
|
|
|
disp->DriverData = (void *) dri2_dpy;
|
|
if (disp->PlatformDisplay == NULL) {
|
|
dri2_dpy->conn = xcb_connect(0, 0);
|
|
} else {
|
|
dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay);
|
|
}
|
|
|
|
if (xcb_connection_has_error(dri2_dpy->conn)) {
|
|
_eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
|
|
goto cleanup_dpy;
|
|
}
|
|
|
|
if (!dri2_load_driver_swrast(disp))
|
|
goto cleanup_conn;
|
|
|
|
dri2_dpy->swrast_loader_extension.base.name = __DRI_SWRAST_LOADER;
|
|
dri2_dpy->swrast_loader_extension.base.version = __DRI_SWRAST_LOADER_VERSION;
|
|
dri2_dpy->swrast_loader_extension.getDrawableInfo = swrastGetDrawableInfo;
|
|
dri2_dpy->swrast_loader_extension.putImage = swrastPutImage;
|
|
dri2_dpy->swrast_loader_extension.getImage = swrastGetImage;
|
|
|
|
dri2_dpy->extensions[0] = &dri2_dpy->swrast_loader_extension.base;
|
|
dri2_dpy->extensions[1] = NULL;
|
|
dri2_dpy->extensions[2] = NULL;
|
|
|
|
if (!dri2_create_screen(disp))
|
|
goto cleanup_driver;
|
|
|
|
if (dri2_dpy->conn) {
|
|
if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
|
|
goto cleanup_configs;
|
|
}
|
|
|
|
/* we're supporting EGL 1.4 */
|
|
disp->VersionMajor = 1;
|
|
disp->VersionMinor = 4;
|
|
|
|
return EGL_TRUE;
|
|
|
|
cleanup_configs:
|
|
_eglCleanupDisplay(disp);
|
|
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
|
|
cleanup_driver:
|
|
dlclose(dri2_dpy->driver);
|
|
cleanup_conn:
|
|
if (disp->PlatformDisplay == NULL)
|
|
xcb_disconnect(dri2_dpy->conn);
|
|
cleanup_dpy:
|
|
free(dri2_dpy);
|
|
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
|
|
static EGLBoolean
|
|
dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp)
|
|
{
|
|
struct dri2_egl_display *dri2_dpy;
|
|
|
|
drv->API.CreateWindowSurface = dri2_create_window_surface;
|
|
drv->API.CreatePixmapSurface = dri2_create_pixmap_surface;
|
|
drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface;
|
|
drv->API.DestroySurface = dri2_destroy_surface;
|
|
drv->API.SwapBuffers = dri2_swap_buffers;
|
|
drv->API.CopyBuffers = dri2_copy_buffers;
|
|
drv->API.CreateImageKHR = dri2_x11_create_image_khr;
|
|
drv->API.SwapBuffersRegionNOK = dri2_swap_buffers_region;
|
|
drv->API.PostSubBufferNV = dri2_post_sub_buffer;
|
|
drv->API.SwapInterval = dri2_swap_interval;
|
|
|
|
dri2_dpy = malloc(sizeof *dri2_dpy);
|
|
if (!dri2_dpy)
|
|
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
|
|
|
|
memset(dri2_dpy, 0, sizeof *dri2_dpy);
|
|
|
|
disp->DriverData = (void *) dri2_dpy;
|
|
if (disp->PlatformDisplay == NULL) {
|
|
dri2_dpy->conn = xcb_connect(0, 0);
|
|
} else {
|
|
dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay);
|
|
}
|
|
|
|
if (xcb_connection_has_error(dri2_dpy->conn)) {
|
|
_eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
|
|
goto cleanup_dpy;
|
|
}
|
|
|
|
if (dri2_dpy->conn) {
|
|
if (!dri2_connect(dri2_dpy))
|
|
goto cleanup_conn;
|
|
}
|
|
|
|
if (!dri2_load_driver(disp))
|
|
goto cleanup_conn;
|
|
|
|
#ifdef O_CLOEXEC
|
|
dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR | O_CLOEXEC);
|
|
if (dri2_dpy->fd == -1 && errno == EINVAL)
|
|
#endif
|
|
{
|
|
dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR);
|
|
if (dri2_dpy->fd != -1)
|
|
fcntl(dri2_dpy->fd, F_SETFD, fcntl(dri2_dpy->fd, F_GETFD) |
|
|
FD_CLOEXEC);
|
|
}
|
|
if (dri2_dpy->fd == -1) {
|
|
_eglLog(_EGL_WARNING,
|
|
"DRI2: could not open %s (%s)", dri2_dpy->device_name,
|
|
strerror(errno));
|
|
goto cleanup_driver;
|
|
}
|
|
|
|
if (dri2_dpy->conn) {
|
|
if (!dri2_authenticate(disp))
|
|
goto cleanup_fd;
|
|
}
|
|
|
|
if (dri2_dpy->dri2_minor >= 1) {
|
|
dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
|
|
dri2_dpy->dri2_loader_extension.base.version = 3;
|
|
dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
|
|
dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
|
|
dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
|
|
dri2_get_buffers_with_format;
|
|
} else {
|
|
dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
|
|
dri2_dpy->dri2_loader_extension.base.version = 2;
|
|
dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
|
|
dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
|
|
dri2_dpy->dri2_loader_extension.getBuffersWithFormat = NULL;
|
|
}
|
|
|
|
dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
|
|
dri2_dpy->extensions[1] = &image_lookup_extension.base;
|
|
dri2_dpy->extensions[2] = NULL;
|
|
|
|
#if XCB_DRI2_MINOR_VERSION >= 3
|
|
dri2_dpy->swap_available = (dri2_dpy->dri2_minor >= 2);
|
|
dri2_dpy->invalidate_available = (dri2_dpy->dri2_minor >= 3);
|
|
#endif
|
|
|
|
if (!dri2_create_screen(disp))
|
|
goto cleanup_fd;
|
|
|
|
if (dri2_dpy->conn) {
|
|
if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
|
|
goto cleanup_configs;
|
|
}
|
|
|
|
disp->Extensions.KHR_image_pixmap = EGL_TRUE;
|
|
disp->Extensions.NOK_swap_region = EGL_TRUE;
|
|
disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE;
|
|
disp->Extensions.NV_post_sub_buffer = EGL_TRUE;
|
|
|
|
#ifdef HAVE_WAYLAND_PLATFORM
|
|
disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
|
|
#endif
|
|
dri2_dpy->authenticate = dri2_x11_authenticate;
|
|
|
|
/* we're supporting EGL 1.4 */
|
|
disp->VersionMajor = 1;
|
|
disp->VersionMinor = 4;
|
|
|
|
return EGL_TRUE;
|
|
|
|
cleanup_configs:
|
|
_eglCleanupDisplay(disp);
|
|
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
|
|
cleanup_fd:
|
|
close(dri2_dpy->fd);
|
|
cleanup_driver:
|
|
dlclose(dri2_dpy->driver);
|
|
cleanup_conn:
|
|
if (disp->PlatformDisplay == NULL)
|
|
xcb_disconnect(dri2_dpy->conn);
|
|
cleanup_dpy:
|
|
free(dri2_dpy);
|
|
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
EGLBoolean
|
|
dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp)
|
|
{
|
|
EGLBoolean initialized = EGL_TRUE;
|
|
|
|
int x11_dri2_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
|
|
|
|
if (x11_dri2_accel) {
|
|
if (!dri2_initialize_x11_dri2(drv, disp)) {
|
|
initialized = dri2_initialize_x11_swrast(drv, disp);
|
|
}
|
|
} else {
|
|
initialized = dri2_initialize_x11_swrast(drv, disp);
|
|
}
|
|
|
|
return initialized;
|
|
}
|
|
|