2011-02-03 03:21:13 +00:00
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/*
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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 <stdio.h>
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2011-05-30 09:49:55 +01:00
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#include <string.h>
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2011-02-03 03:21:13 +00:00
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#include <xf86drm.h>
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2011-06-07 21:19:21 +01:00
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#include <dlfcn.h>
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2011-02-03 03:21:13 +00:00
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#include "egl_dri2.h"
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2011-05-30 09:50:52 +01:00
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static _EGLImage *
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dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx,
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EGLClientBuffer buffer, const EGLint *attr_list)
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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struct gbm_dri_bo *dri_bo = gbm_dri_bo((struct gbm_bo *) buffer);
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struct dri2_egl_image *dri2_img;
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dri2_img = malloc(sizeof *dri2_img);
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if (!dri2_img) {
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_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr_pixmap");
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return NULL;
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}
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if (!_eglInitImage(&dri2_img->base, disp)) {
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free(dri2_img);
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return NULL;
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}
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dri2_img->dri_image = dri2_dpy->image->dupImage(dri_bo->image, dri2_img);
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if (dri2_img->dri_image == NULL) {
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free(dri2_img);
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_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr_pixmap");
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return NULL;
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}
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return &dri2_img->base;
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}
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static _EGLImage *
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dri2_drm_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
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_EGLContext *ctx, EGLenum target,
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EGLClientBuffer buffer, const EGLint *attr_list)
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{
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(void) drv;
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switch (target) {
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case EGL_NATIVE_PIXMAP_KHR:
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return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list);
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default:
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return dri2_create_image_khr(drv, disp, ctx, target, buffer, attr_list);
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}
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}
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2011-02-21 15:22:34 +00:00
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static int
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dri2_drm_authenticate(_EGLDisplay *disp, uint32_t id)
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{
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struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
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return drmAuthMagic(dri2_dpy->fd, id);
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}
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2011-02-03 03:21:13 +00:00
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EGLBoolean
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dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp)
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{
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struct dri2_egl_display *dri2_dpy;
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2011-05-30 09:50:52 +01:00
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struct gbm_device *gbm;
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2011-02-03 03:21:13 +00:00
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int i;
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dri2_dpy = malloc(sizeof *dri2_dpy);
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if (!dri2_dpy)
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return _eglError(EGL_BAD_ALLOC, "eglInitialize");
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2011-05-30 09:50:52 +01:00
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2011-02-17 04:05:15 +00:00
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memset(dri2_dpy, 0, sizeof *dri2_dpy);
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2011-02-03 03:21:13 +00:00
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disp->DriverData = (void *) dri2_dpy;
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2011-05-30 09:50:52 +01:00
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gbm = (struct gbm_device *) disp->PlatformDisplay;
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if (strcmp(gbm_device_get_backend_name(gbm), "drm") != 0) {
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free(dri2_dpy);
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return EGL_FALSE;
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}
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2011-02-03 03:21:13 +00:00
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2011-05-30 09:50:52 +01:00
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dri2_dpy->gbm_dri = gbm_dri_device(gbm);
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if (dri2_dpy->gbm_dri->base.type != GBM_DRM_DRIVER_TYPE_DRI) {
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free(dri2_dpy);
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return EGL_FALSE;
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2011-02-21 15:22:34 +00:00
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}
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2011-05-30 09:50:52 +01:00
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dri2_dpy->fd = gbm_device_get_fd(gbm);
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dri2_dpy->device_name = dri2_get_device_name_for_fd(dri2_dpy->fd);
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dri2_dpy->driver_name = dri2_dpy->gbm_dri->base.driver_name;
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dri2_dpy->dri_screen = dri2_dpy->gbm_dri->screen;
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dri2_dpy->core = dri2_dpy->gbm_dri->core;
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dri2_dpy->dri2 = dri2_dpy->gbm_dri->dri2;
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dri2_dpy->image = dri2_dpy->gbm_dri->image;
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dri2_dpy->driver_configs = dri2_dpy->gbm_dri->driver_configs;
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2011-02-03 03:21:13 +00:00
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2011-05-30 09:50:52 +01:00
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dri2_dpy->gbm_dri->lookup_image = dri2_lookup_egl_image;
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dri2_dpy->gbm_dri->lookup_user_data = disp;
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2011-02-03 03:21:13 +00:00
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2011-05-30 09:50:52 +01:00
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dri2_setup_screen(disp);
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2011-02-03 03:21:13 +00:00
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for (i = 0; dri2_dpy->driver_configs[i]; i++)
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2011-05-30 09:50:52 +01:00
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dri2_add_config(disp, dri2_dpy->driver_configs[i],
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i + 1, 0, 0, NULL);
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drv->API.CreateImageKHR = dri2_drm_create_image_khr;
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2011-02-03 03:21:13 +00:00
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2011-02-21 15:22:34 +00:00
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#ifdef HAVE_WAYLAND_PLATFORM
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disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
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#endif
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dri2_dpy->authenticate = dri2_drm_authenticate;
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2011-05-30 09:50:52 +01:00
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2011-02-03 03:21:13 +00:00
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/* we're supporting EGL 1.4 */
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disp->VersionMajor = 1;
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disp->VersionMinor = 4;
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return EGL_TRUE;
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}
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