mirror of https://gitlab.freedesktop.org/mesa/mesa
2446 lines
74 KiB
C
2446 lines
74 KiB
C
/*
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* Copyright © 2010 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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#define WL_HIDE_DEPRECATED
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#include <stdint.h>
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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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#ifdef HAVE_LIBDRM
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#include <xf86drm.h>
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#include <drm_fourcc.h>
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#endif
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#include <GL/gl.h>
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#include <GL/internal/dri_interface.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef HAVE_WAYLAND_PLATFORM
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#include "wayland-drm.h"
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#include "wayland-drm-client-protocol.h"
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#endif
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#include "egl_dri2.h"
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#include "../util/u_atomic.h"
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const __DRIuseInvalidateExtension use_invalidate = {
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.base = { __DRI_USE_INVALIDATE, 1 }
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};
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EGLint dri2_to_egl_attribute_map[] = {
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0,
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EGL_BUFFER_SIZE, /* __DRI_ATTRIB_BUFFER_SIZE */
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EGL_LEVEL, /* __DRI_ATTRIB_LEVEL */
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EGL_RED_SIZE, /* __DRI_ATTRIB_RED_SIZE */
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EGL_GREEN_SIZE, /* __DRI_ATTRIB_GREEN_SIZE */
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EGL_BLUE_SIZE, /* __DRI_ATTRIB_BLUE_SIZE */
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EGL_LUMINANCE_SIZE, /* __DRI_ATTRIB_LUMINANCE_SIZE */
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EGL_ALPHA_SIZE, /* __DRI_ATTRIB_ALPHA_SIZE */
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0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
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EGL_DEPTH_SIZE, /* __DRI_ATTRIB_DEPTH_SIZE */
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EGL_STENCIL_SIZE, /* __DRI_ATTRIB_STENCIL_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
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EGL_SAMPLE_BUFFERS, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
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EGL_SAMPLES, /* __DRI_ATTRIB_SAMPLES */
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0, /* __DRI_ATTRIB_RENDER_TYPE, */
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0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
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0, /* __DRI_ATTRIB_CONFORMANT */
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0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
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0, /* __DRI_ATTRIB_STEREO */
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0, /* __DRI_ATTRIB_AUX_BUFFERS */
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0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
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0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
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0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
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0, /* __DRI_ATTRIB_RED_MASK */
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0, /* __DRI_ATTRIB_GREEN_MASK */
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0, /* __DRI_ATTRIB_BLUE_MASK */
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0, /* __DRI_ATTRIB_ALPHA_MASK */
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EGL_MAX_PBUFFER_WIDTH, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
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EGL_MAX_PBUFFER_HEIGHT, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
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EGL_MAX_PBUFFER_PIXELS, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
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0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
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0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
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0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
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0, /* __DRI_ATTRIB_SWAP_METHOD */
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EGL_MAX_SWAP_INTERVAL, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
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EGL_MIN_SWAP_INTERVAL, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
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0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
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0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
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0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
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0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
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EGL_Y_INVERTED_NOK, /* __DRI_ATTRIB_YINVERTED */
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0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
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};
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static EGLBoolean
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dri2_match_config(const _EGLConfig *conf, const _EGLConfig *criteria)
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{
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if (_eglCompareConfigs(conf, criteria, NULL, EGL_FALSE) != 0)
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return EGL_FALSE;
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if (!_eglMatchConfig(conf, criteria))
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return EGL_FALSE;
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return EGL_TRUE;
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}
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struct dri2_egl_config *
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dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
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EGLint surface_type, const EGLint *attr_list,
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const unsigned int *rgba_masks)
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{
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struct dri2_egl_config *conf;
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struct dri2_egl_display *dri2_dpy;
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_EGLConfig base;
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unsigned int attrib, value, double_buffer;
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EGLint key, bind_to_texture_rgb, bind_to_texture_rgba;
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unsigned int dri_masks[4] = { 0, 0, 0, 0 };
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_EGLConfig *matching_config;
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EGLint num_configs = 0;
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EGLint config_id;
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int i;
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dri2_dpy = disp->DriverData;
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_eglInitConfig(&base, disp, id);
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i = 0;
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double_buffer = 0;
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bind_to_texture_rgb = 0;
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bind_to_texture_rgba = 0;
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while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) {
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switch (attrib) {
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case __DRI_ATTRIB_RENDER_TYPE:
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if (value & __DRI_ATTRIB_RGBA_BIT)
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value = EGL_RGB_BUFFER;
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else if (value & __DRI_ATTRIB_LUMINANCE_BIT)
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value = EGL_LUMINANCE_BUFFER;
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else
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return NULL;
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_eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value);
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break;
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case __DRI_ATTRIB_CONFIG_CAVEAT:
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if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
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value = EGL_NON_CONFORMANT_CONFIG;
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else if (value & __DRI_ATTRIB_SLOW_BIT)
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value = EGL_SLOW_CONFIG;
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else
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value = EGL_NONE;
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_eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value);
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break;
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case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB:
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bind_to_texture_rgb = value;
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break;
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case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA:
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bind_to_texture_rgba = value;
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break;
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case __DRI_ATTRIB_DOUBLE_BUFFER:
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double_buffer = value;
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break;
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case __DRI_ATTRIB_RED_MASK:
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dri_masks[0] = value;
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break;
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case __DRI_ATTRIB_GREEN_MASK:
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dri_masks[1] = value;
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break;
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case __DRI_ATTRIB_BLUE_MASK:
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dri_masks[2] = value;
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break;
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case __DRI_ATTRIB_ALPHA_MASK:
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dri_masks[3] = value;
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break;
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case __DRI_ATTRIB_ACCUM_RED_SIZE:
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case __DRI_ATTRIB_ACCUM_GREEN_SIZE:
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case __DRI_ATTRIB_ACCUM_BLUE_SIZE:
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case __DRI_ATTRIB_ACCUM_ALPHA_SIZE:
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/* Don't expose visuals with the accumulation buffer. */
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if (value > 0)
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return NULL;
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break;
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default:
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key = dri2_to_egl_attribute_map[attrib];
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if (key != 0)
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_eglSetConfigKey(&base, key, value);
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break;
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}
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}
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if (attr_list)
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for (i = 0; attr_list[i] != EGL_NONE; i += 2)
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_eglSetConfigKey(&base, attr_list[i], attr_list[i+1]);
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if (rgba_masks && memcmp(rgba_masks, dri_masks, sizeof(dri_masks)))
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return NULL;
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base.NativeRenderable = EGL_TRUE;
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base.SurfaceType = surface_type;
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if (surface_type & (EGL_PBUFFER_BIT |
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(disp->Extensions.NOK_texture_from_pixmap ? EGL_PIXMAP_BIT : 0))) {
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base.BindToTextureRGB = bind_to_texture_rgb;
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if (base.AlphaSize > 0)
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base.BindToTextureRGBA = bind_to_texture_rgba;
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}
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base.RenderableType = disp->ClientAPIs;
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base.Conformant = disp->ClientAPIs;
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base.MinSwapInterval = dri2_dpy->min_swap_interval;
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base.MaxSwapInterval = dri2_dpy->max_swap_interval;
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if (!_eglValidateConfig(&base, EGL_FALSE)) {
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_eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id);
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return NULL;
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}
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config_id = base.ConfigID;
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base.ConfigID = EGL_DONT_CARE;
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base.SurfaceType = EGL_DONT_CARE;
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num_configs = _eglFilterArray(disp->Configs, (void **) &matching_config, 1,
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(_EGLArrayForEach) dri2_match_config, &base);
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if (num_configs == 1) {
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conf = (struct dri2_egl_config *) matching_config;
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if (double_buffer && !conf->dri_double_config)
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conf->dri_double_config = dri_config;
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else if (!double_buffer && !conf->dri_single_config)
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conf->dri_single_config = dri_config;
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else
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/* a similar config type is already added (unlikely) => discard */
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return NULL;
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}
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else if (num_configs == 0) {
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conf = malloc(sizeof *conf);
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if (conf == NULL)
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return NULL;
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memcpy(&conf->base, &base, sizeof base);
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if (double_buffer) {
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conf->dri_double_config = dri_config;
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conf->dri_single_config = NULL;
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} else {
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conf->dri_single_config = dri_config;
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conf->dri_double_config = NULL;
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}
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conf->base.SurfaceType = 0;
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conf->base.ConfigID = config_id;
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_eglLinkConfig(&conf->base);
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}
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else {
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assert(0);
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return NULL;
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}
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if (double_buffer) {
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surface_type &= ~EGL_PIXMAP_BIT;
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}
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conf->base.SurfaceType |= surface_type;
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return conf;
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}
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__DRIimage *
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dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data)
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{
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_EGLDisplay *disp = data;
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struct dri2_egl_image *dri2_img;
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_EGLImage *img;
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(void) screen;
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img = _eglLookupImage(image, disp);
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if (img == NULL) {
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_eglError(EGL_BAD_PARAMETER, "dri2_lookup_egl_image");
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return NULL;
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}
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dri2_img = dri2_egl_image(image);
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return dri2_img->dri_image;
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}
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const __DRIimageLookupExtension image_lookup_extension = {
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.base = { __DRI_IMAGE_LOOKUP, 1 },
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.lookupEGLImage = dri2_lookup_egl_image
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};
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struct dri2_extension_match {
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const char *name;
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int version;
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int offset;
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};
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static struct dri2_extension_match dri2_driver_extensions[] = {
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{ __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
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{ __DRI_DRI2, 2, offsetof(struct dri2_egl_display, dri2) },
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{ NULL, 0, 0 }
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};
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static struct dri2_extension_match dri2_core_extensions[] = {
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{ __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) },
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{ __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
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{ __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
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{ NULL, 0, 0 }
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};
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static struct dri2_extension_match swrast_driver_extensions[] = {
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{ __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
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{ __DRI_SWRAST, 2, offsetof(struct dri2_egl_display, swrast) },
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{ NULL, 0, 0 }
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};
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static struct dri2_extension_match swrast_core_extensions[] = {
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{ __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
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{ NULL, 0, 0 }
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};
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static EGLBoolean
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dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
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struct dri2_extension_match *matches,
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const __DRIextension **extensions)
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{
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int i, j, ret = EGL_TRUE;
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void *field;
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for (i = 0; extensions[i]; i++) {
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_eglLog(_EGL_DEBUG, "DRI2: found extension `%s'", extensions[i]->name);
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for (j = 0; matches[j].name; j++) {
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if (strcmp(extensions[i]->name, matches[j].name) == 0 &&
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extensions[i]->version >= matches[j].version) {
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field = ((char *) dri2_dpy + matches[j].offset);
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*(const __DRIextension **) field = extensions[i];
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_eglLog(_EGL_INFO, "DRI2: found extension %s version %d",
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extensions[i]->name, extensions[i]->version);
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}
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}
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}
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for (j = 0; matches[j].name; j++) {
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field = ((char *) dri2_dpy + matches[j].offset);
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if (*(const __DRIextension **) field == NULL) {
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_eglLog(_EGL_WARNING, "DRI2: did not find extension %s version %d",
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matches[j].name, matches[j].version);
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ret = EGL_FALSE;
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}
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}
|
||
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return ret;
|
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}
|
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static const __DRIextension **
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dri2_open_driver(_EGLDisplay *disp)
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{
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struct dri2_egl_display *dri2_dpy = disp->DriverData;
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const __DRIextension **extensions = NULL;
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char path[PATH_MAX], *search_paths, *p, *next, *end;
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char *get_extensions_name;
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const __DRIextension **(*get_extensions)(void);
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search_paths = NULL;
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if (geteuid() == getuid()) {
|
||
/* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
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search_paths = getenv("LIBGL_DRIVERS_PATH");
|
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}
|
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if (search_paths == NULL)
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search_paths = DEFAULT_DRIVER_DIR;
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dri2_dpy->driver = NULL;
|
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end = search_paths + strlen(search_paths);
|
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for (p = search_paths; p < end && dri2_dpy->driver == NULL; p = next + 1) {
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int len;
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next = strchr(p, ':');
|
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if (next == NULL)
|
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next = end;
|
||
|
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len = next - p;
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#if GLX_USE_TLS
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snprintf(path, sizeof path,
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"%.*s/tls/%s_dri.so", len, p, dri2_dpy->driver_name);
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dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
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#endif
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if (dri2_dpy->driver == NULL) {
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snprintf(path, sizeof path,
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"%.*s/%s_dri.so", len, p, dri2_dpy->driver_name);
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dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
|
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if (dri2_dpy->driver == NULL)
|
||
_eglLog(_EGL_DEBUG, "failed to open %s: %s\n", path, dlerror());
|
||
}
|
||
/* not need continue to loop all paths once the driver is found */
|
||
if (dri2_dpy->driver != NULL)
|
||
break;
|
||
}
|
||
|
||
if (dri2_dpy->driver == NULL) {
|
||
_eglLog(_EGL_WARNING,
|
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"DRI2: failed to open %s (search paths %s)",
|
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dri2_dpy->driver_name, search_paths);
|
||
return NULL;
|
||
}
|
||
|
||
_eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path);
|
||
|
||
if (asprintf(&get_extensions_name, "%s_%s",
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__DRI_DRIVER_GET_EXTENSIONS, dri2_dpy->driver_name) != -1) {
|
||
get_extensions = dlsym(dri2_dpy->driver, get_extensions_name);
|
||
if (get_extensions) {
|
||
extensions = get_extensions();
|
||
} else {
|
||
_eglLog(_EGL_DEBUG, "driver does not expose %s(): %s\n",
|
||
get_extensions_name, dlerror());
|
||
}
|
||
free(get_extensions_name);
|
||
}
|
||
|
||
if (!extensions)
|
||
extensions = dlsym(dri2_dpy->driver, __DRI_DRIVER_EXTENSIONS);
|
||
if (extensions == NULL) {
|
||
_eglLog(_EGL_WARNING,
|
||
"DRI2: driver exports no extensions (%s)", dlerror());
|
||
dlclose(dri2_dpy->driver);
|
||
}
|
||
|
||
return extensions;
|
||
}
|
||
|
||
EGLBoolean
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||
dri2_load_driver(_EGLDisplay *disp)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = disp->DriverData;
|
||
const __DRIextension **extensions;
|
||
|
||
extensions = dri2_open_driver(disp);
|
||
if (!extensions)
|
||
return EGL_FALSE;
|
||
|
||
if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) {
|
||
dlclose(dri2_dpy->driver);
|
||
return EGL_FALSE;
|
||
}
|
||
dri2_dpy->driver_extensions = extensions;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
EGLBoolean
|
||
dri2_load_driver_swrast(_EGLDisplay *disp)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = disp->DriverData;
|
||
const __DRIextension **extensions;
|
||
|
||
extensions = dri2_open_driver(disp);
|
||
if (!extensions)
|
||
return EGL_FALSE;
|
||
|
||
if (!dri2_bind_extensions(dri2_dpy, swrast_driver_extensions, extensions)) {
|
||
dlclose(dri2_dpy->driver);
|
||
return EGL_FALSE;
|
||
}
|
||
dri2_dpy->driver_extensions = extensions;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
void
|
||
dri2_setup_screen(_EGLDisplay *disp)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
unsigned int api_mask;
|
||
|
||
if (dri2_dpy->dri2) {
|
||
api_mask = dri2_dpy->dri2->getAPIMask(dri2_dpy->dri_screen);
|
||
} else {
|
||
assert(dri2_dpy->swrast);
|
||
api_mask = 1 << __DRI_API_OPENGL |
|
||
1 << __DRI_API_GLES |
|
||
1 << __DRI_API_GLES2 |
|
||
1 << __DRI_API_GLES3;
|
||
}
|
||
|
||
disp->ClientAPIs = 0;
|
||
if (api_mask & (1 <<__DRI_API_OPENGL))
|
||
disp->ClientAPIs |= EGL_OPENGL_BIT;
|
||
if (api_mask & (1 <<__DRI_API_GLES))
|
||
disp->ClientAPIs |= EGL_OPENGL_ES_BIT;
|
||
if (api_mask & (1 << __DRI_API_GLES2))
|
||
disp->ClientAPIs |= EGL_OPENGL_ES2_BIT;
|
||
if (api_mask & (1 << __DRI_API_GLES3))
|
||
disp->ClientAPIs |= EGL_OPENGL_ES3_BIT_KHR;
|
||
|
||
assert(dri2_dpy->dri2 || dri2_dpy->swrast);
|
||
disp->Extensions.KHR_surfaceless_context = EGL_TRUE;
|
||
disp->Extensions.MESA_configless_context = EGL_TRUE;
|
||
|
||
if (dri2_dpy->dri2 && dri2_dpy->dri2->base.version >= 3) {
|
||
disp->Extensions.KHR_create_context = EGL_TRUE;
|
||
|
||
if (dri2_dpy->robustness)
|
||
disp->Extensions.EXT_create_context_robustness = EGL_TRUE;
|
||
}
|
||
|
||
if (dri2_dpy->fence) {
|
||
disp->Extensions.KHR_fence_sync = EGL_TRUE;
|
||
disp->Extensions.KHR_wait_sync = EGL_TRUE;
|
||
if (dri2_dpy->fence->get_fence_from_cl_event)
|
||
disp->Extensions.KHR_cl_event2 = EGL_TRUE;
|
||
}
|
||
|
||
if (dri2_dpy->image) {
|
||
if (dri2_dpy->image->base.version >= 10 &&
|
||
dri2_dpy->image->getCapabilities != NULL) {
|
||
int capabilities;
|
||
|
||
capabilities = dri2_dpy->image->getCapabilities(dri2_dpy->dri_screen);
|
||
disp->Extensions.MESA_drm_image = (capabilities & __DRI_IMAGE_CAP_GLOBAL_NAMES) != 0;
|
||
|
||
if (dri2_dpy->image->base.version >= 11)
|
||
disp->Extensions.MESA_image_dma_buf_export = EGL_TRUE;
|
||
} else {
|
||
disp->Extensions.MESA_drm_image = EGL_TRUE;
|
||
if (dri2_dpy->image->base.version >= 11)
|
||
disp->Extensions.MESA_image_dma_buf_export = EGL_TRUE;
|
||
}
|
||
|
||
disp->Extensions.KHR_image_base = EGL_TRUE;
|
||
disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
|
||
if (dri2_dpy->image->base.version >= 5 &&
|
||
dri2_dpy->image->createImageFromTexture) {
|
||
disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE;
|
||
disp->Extensions.KHR_gl_texture_cubemap_image = EGL_TRUE;
|
||
}
|
||
#ifdef HAVE_LIBDRM
|
||
if (dri2_dpy->image->base.version >= 8 &&
|
||
dri2_dpy->image->createImageFromDmaBufs) {
|
||
disp->Extensions.EXT_image_dma_buf_import = EGL_TRUE;
|
||
}
|
||
#endif
|
||
}
|
||
}
|
||
|
||
/* All platforms but DRM call this function to create the screen, query the
|
||
* dri extensions, setup the vtables and populate the driver_configs.
|
||
* DRM inherits all that information from its display - GBM.
|
||
*/
|
||
EGLBoolean
|
||
dri2_create_screen(_EGLDisplay *disp)
|
||
{
|
||
const __DRIextension **extensions;
|
||
struct dri2_egl_display *dri2_dpy;
|
||
unsigned i;
|
||
|
||
dri2_dpy = disp->DriverData;
|
||
|
||
if (dri2_dpy->dri2) {
|
||
if (dri2_dpy->dri2->base.version >= 4) {
|
||
dri2_dpy->dri_screen =
|
||
dri2_dpy->dri2->createNewScreen2(0, dri2_dpy->fd,
|
||
dri2_dpy->extensions,
|
||
dri2_dpy->driver_extensions,
|
||
&dri2_dpy->driver_configs, disp);
|
||
} else {
|
||
dri2_dpy->dri_screen =
|
||
dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd,
|
||
dri2_dpy->extensions,
|
||
&dri2_dpy->driver_configs, disp);
|
||
}
|
||
} else {
|
||
assert(dri2_dpy->swrast);
|
||
if (dri2_dpy->swrast->base.version >= 4) {
|
||
dri2_dpy->dri_screen =
|
||
dri2_dpy->swrast->createNewScreen2(0, dri2_dpy->extensions,
|
||
dri2_dpy->driver_extensions,
|
||
&dri2_dpy->driver_configs, disp);
|
||
} else {
|
||
dri2_dpy->dri_screen =
|
||
dri2_dpy->swrast->createNewScreen(0, dri2_dpy->extensions,
|
||
&dri2_dpy->driver_configs, disp);
|
||
}
|
||
}
|
||
|
||
if (dri2_dpy->dri_screen == NULL) {
|
||
_eglLog(_EGL_WARNING, "DRI2: failed to create dri screen");
|
||
return EGL_FALSE;
|
||
}
|
||
|
||
dri2_dpy->own_dri_screen = 1;
|
||
|
||
extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen);
|
||
|
||
if (dri2_dpy->dri2) {
|
||
if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions))
|
||
goto cleanup_dri_screen;
|
||
} else {
|
||
assert(dri2_dpy->swrast);
|
||
if (!dri2_bind_extensions(dri2_dpy, swrast_core_extensions, extensions))
|
||
goto cleanup_dri_screen;
|
||
}
|
||
|
||
for (i = 0; extensions[i]; i++) {
|
||
if (strcmp(extensions[i]->name, __DRI2_ROBUSTNESS) == 0) {
|
||
dri2_dpy->robustness = (__DRIrobustnessExtension *) extensions[i];
|
||
}
|
||
if (strcmp(extensions[i]->name, __DRI2_CONFIG_QUERY) == 0) {
|
||
dri2_dpy->config = (__DRI2configQueryExtension *) extensions[i];
|
||
}
|
||
if (strcmp(extensions[i]->name, __DRI2_FENCE) == 0) {
|
||
dri2_dpy->fence = (__DRI2fenceExtension *) extensions[i];
|
||
}
|
||
}
|
||
|
||
dri2_setup_screen(disp);
|
||
|
||
return EGL_TRUE;
|
||
|
||
cleanup_dri_screen:
|
||
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
|
||
|
||
return EGL_FALSE;
|
||
}
|
||
|
||
/**
|
||
* Called via eglInitialize(), GLX_drv->API.Initialize().
|
||
*/
|
||
static EGLBoolean
|
||
dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp)
|
||
{
|
||
/* not until swrast_dri is supported */
|
||
if (disp->Options.UseFallback)
|
||
return EGL_FALSE;
|
||
|
||
switch (disp->Platform) {
|
||
#ifdef HAVE_X11_PLATFORM
|
||
case _EGL_PLATFORM_X11:
|
||
if (disp->Options.TestOnly)
|
||
return EGL_TRUE;
|
||
return dri2_initialize_x11(drv, disp);
|
||
#endif
|
||
|
||
#ifdef HAVE_DRM_PLATFORM
|
||
case _EGL_PLATFORM_DRM:
|
||
if (disp->Options.TestOnly)
|
||
return EGL_TRUE;
|
||
return dri2_initialize_drm(drv, disp);
|
||
#endif
|
||
#ifdef HAVE_WAYLAND_PLATFORM
|
||
case _EGL_PLATFORM_WAYLAND:
|
||
if (disp->Options.TestOnly)
|
||
return EGL_TRUE;
|
||
return dri2_initialize_wayland(drv, disp);
|
||
#endif
|
||
#ifdef HAVE_ANDROID_PLATFORM
|
||
case _EGL_PLATFORM_ANDROID:
|
||
if (disp->Options.TestOnly)
|
||
return EGL_TRUE;
|
||
return dri2_initialize_android(drv, disp);
|
||
#endif
|
||
|
||
default:
|
||
_eglLog(_EGL_WARNING, "No EGL platform enabled.");
|
||
return EGL_FALSE;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Called via eglTerminate(), drv->API.Terminate().
|
||
*/
|
||
static EGLBoolean
|
||
dri2_terminate(_EGLDriver *drv, _EGLDisplay *disp)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
unsigned i;
|
||
|
||
_eglReleaseDisplayResources(drv, disp);
|
||
_eglCleanupDisplay(disp);
|
||
|
||
if (dri2_dpy->own_dri_screen)
|
||
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
|
||
if (dri2_dpy->fd)
|
||
close(dri2_dpy->fd);
|
||
if (dri2_dpy->driver)
|
||
dlclose(dri2_dpy->driver);
|
||
free(dri2_dpy->device_name);
|
||
free(dri2_dpy->driver_name);
|
||
|
||
switch (disp->Platform) {
|
||
#ifdef HAVE_X11_PLATFORM
|
||
case _EGL_PLATFORM_X11:
|
||
if (dri2_dpy->own_device) {
|
||
xcb_disconnect(dri2_dpy->conn);
|
||
}
|
||
break;
|
||
#endif
|
||
#ifdef HAVE_DRM_PLATFORM
|
||
case _EGL_PLATFORM_DRM:
|
||
if (dri2_dpy->own_device) {
|
||
gbm_device_destroy(&dri2_dpy->gbm_dri->base.base);
|
||
}
|
||
break;
|
||
#endif
|
||
#ifdef HAVE_WAYLAND_PLATFORM
|
||
case _EGL_PLATFORM_WAYLAND:
|
||
if (dri2_dpy->wl_drm)
|
||
wl_drm_destroy(dri2_dpy->wl_drm);
|
||
if (dri2_dpy->wl_shm)
|
||
wl_shm_destroy(dri2_dpy->wl_shm);
|
||
wl_registry_destroy(dri2_dpy->wl_registry);
|
||
wl_event_queue_destroy(dri2_dpy->wl_queue);
|
||
if (dri2_dpy->own_device) {
|
||
wl_display_disconnect(dri2_dpy->wl_dpy);
|
||
}
|
||
break;
|
||
#endif
|
||
default:
|
||
break;
|
||
}
|
||
|
||
/* The drm platform does not create the screen/driver_configs but reuses
|
||
* the ones from the gbm device. As such the gbm itself is responsible
|
||
* for the cleanup.
|
||
*/
|
||
if (disp->Platform != _EGL_PLATFORM_DRM) {
|
||
for (i = 0; dri2_dpy->driver_configs[i]; i++)
|
||
free((__DRIconfig *) dri2_dpy->driver_configs[i]);
|
||
free(dri2_dpy->driver_configs);
|
||
}
|
||
free(dri2_dpy);
|
||
disp->DriverData = NULL;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
/**
|
||
* Set the error code after a call to
|
||
* dri2_egl_display::dri2::createContextAttribs.
|
||
*/
|
||
static void
|
||
dri2_create_context_attribs_error(int dri_error)
|
||
{
|
||
EGLint egl_error;
|
||
|
||
switch (dri_error) {
|
||
case __DRI_CTX_ERROR_SUCCESS:
|
||
return;
|
||
|
||
case __DRI_CTX_ERROR_NO_MEMORY:
|
||
egl_error = EGL_BAD_ALLOC;
|
||
break;
|
||
|
||
/* From the EGL_KHR_create_context spec, section "Errors":
|
||
*
|
||
* * If <config> does not support a client API context compatible
|
||
* with the requested API major and minor version, [...] context flags,
|
||
* and context reset notification behavior (for client API types where
|
||
* these attributes are supported), then an EGL_BAD_MATCH error is
|
||
* generated.
|
||
*
|
||
* * If an OpenGL ES context is requested and the values for
|
||
* attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
|
||
* EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
|
||
* is not defined, than an EGL_BAD_MATCH error is generated.
|
||
*
|
||
* * If an OpenGL context is requested, the requested version is
|
||
* greater than 3.2, and the value for attribute
|
||
* EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
|
||
* bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
|
||
* EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
|
||
* one of these bits set; or if the implementation does not support
|
||
* the requested profile, then an EGL_BAD_MATCH error is generated.
|
||
*/
|
||
case __DRI_CTX_ERROR_BAD_API:
|
||
case __DRI_CTX_ERROR_BAD_VERSION:
|
||
case __DRI_CTX_ERROR_BAD_FLAG:
|
||
egl_error = EGL_BAD_MATCH;
|
||
break;
|
||
|
||
/* From the EGL_KHR_create_context spec, section "Errors":
|
||
*
|
||
* * If an attribute name or attribute value in <attrib_list> is not
|
||
* recognized (including unrecognized bits in bitmask attributes),
|
||
* then an EGL_BAD_ATTRIBUTE error is generated."
|
||
*/
|
||
case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE:
|
||
case __DRI_CTX_ERROR_UNKNOWN_FLAG:
|
||
egl_error = EGL_BAD_ATTRIBUTE;
|
||
break;
|
||
|
||
default:
|
||
assert(0);
|
||
egl_error = EGL_BAD_MATCH;
|
||
break;
|
||
}
|
||
|
||
_eglError(egl_error, "dri2_create_context");
|
||
}
|
||
|
||
/**
|
||
* Called via eglCreateContext(), drv->API.CreateContext().
|
||
*/
|
||
static _EGLContext *
|
||
dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
|
||
_EGLContext *share_list, const EGLint *attrib_list)
|
||
{
|
||
struct dri2_egl_context *dri2_ctx;
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_context *dri2_ctx_shared = dri2_egl_context(share_list);
|
||
__DRIcontext *shared =
|
||
dri2_ctx_shared ? dri2_ctx_shared->dri_context : NULL;
|
||
struct dri2_egl_config *dri2_config = dri2_egl_config(conf);
|
||
const __DRIconfig *dri_config;
|
||
int api;
|
||
|
||
(void) drv;
|
||
|
||
dri2_ctx = malloc(sizeof *dri2_ctx);
|
||
if (!dri2_ctx) {
|
||
_eglError(EGL_BAD_ALLOC, "eglCreateContext");
|
||
return NULL;
|
||
}
|
||
|
||
if (!_eglInitContext(&dri2_ctx->base, disp, conf, attrib_list))
|
||
goto cleanup;
|
||
|
||
switch (dri2_ctx->base.ClientAPI) {
|
||
case EGL_OPENGL_ES_API:
|
||
switch (dri2_ctx->base.ClientMajorVersion) {
|
||
case 1:
|
||
api = __DRI_API_GLES;
|
||
break;
|
||
case 2:
|
||
api = __DRI_API_GLES2;
|
||
break;
|
||
case 3:
|
||
api = __DRI_API_GLES3;
|
||
break;
|
||
default:
|
||
_eglError(EGL_BAD_PARAMETER, "eglCreateContext");
|
||
free(dri2_ctx);
|
||
return NULL;
|
||
}
|
||
break;
|
||
case EGL_OPENGL_API:
|
||
if ((dri2_ctx->base.ClientMajorVersion >= 4
|
||
|| (dri2_ctx->base.ClientMajorVersion == 3
|
||
&& dri2_ctx->base.ClientMinorVersion >= 2))
|
||
&& dri2_ctx->base.Profile == EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR)
|
||
api = __DRI_API_OPENGL_CORE;
|
||
else
|
||
api = __DRI_API_OPENGL;
|
||
break;
|
||
default:
|
||
_eglError(EGL_BAD_PARAMETER, "eglCreateContext");
|
||
free(dri2_ctx);
|
||
return NULL;
|
||
}
|
||
|
||
if (conf != NULL) {
|
||
/* The config chosen here isn't necessarily
|
||
* used for surfaces later.
|
||
* A pixmap surface will use the single config.
|
||
* This opportunity depends on disabling the
|
||
* doubleBufferMode check in
|
||
* src/mesa/main/context.c:check_compatible()
|
||
*/
|
||
if (dri2_config->dri_double_config)
|
||
dri_config = dri2_config->dri_double_config;
|
||
else
|
||
dri_config = dri2_config->dri_single_config;
|
||
|
||
/* EGL_WINDOW_BIT is set only when there is a dri_double_config. This
|
||
* makes sure the back buffer will always be used.
|
||
*/
|
||
if (conf->SurfaceType & EGL_WINDOW_BIT)
|
||
dri2_ctx->base.WindowRenderBuffer = EGL_BACK_BUFFER;
|
||
}
|
||
else
|
||
dri_config = NULL;
|
||
|
||
if (dri2_dpy->dri2) {
|
||
if (dri2_dpy->dri2->base.version >= 3) {
|
||
unsigned error;
|
||
unsigned num_attribs = 0;
|
||
uint32_t ctx_attribs[8];
|
||
|
||
ctx_attribs[num_attribs++] = __DRI_CTX_ATTRIB_MAJOR_VERSION;
|
||
ctx_attribs[num_attribs++] = dri2_ctx->base.ClientMajorVersion;
|
||
ctx_attribs[num_attribs++] = __DRI_CTX_ATTRIB_MINOR_VERSION;
|
||
ctx_attribs[num_attribs++] = dri2_ctx->base.ClientMinorVersion;
|
||
|
||
if (dri2_ctx->base.Flags != 0) {
|
||
/* If the implementation doesn't support the __DRI2_ROBUSTNESS
|
||
* extension, don't even try to send it the robust-access flag.
|
||
* It may explode. Instead, generate the required EGL error here.
|
||
*/
|
||
if ((dri2_ctx->base.Flags & EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR) != 0
|
||
&& !dri2_dpy->robustness) {
|
||
_eglError(EGL_BAD_MATCH, "eglCreateContext");
|
||
goto cleanup;
|
||
}
|
||
|
||
ctx_attribs[num_attribs++] = __DRI_CTX_ATTRIB_FLAGS;
|
||
ctx_attribs[num_attribs++] = dri2_ctx->base.Flags;
|
||
}
|
||
|
||
if (dri2_ctx->base.ResetNotificationStrategy != EGL_NO_RESET_NOTIFICATION_KHR) {
|
||
/* If the implementation doesn't support the __DRI2_ROBUSTNESS
|
||
* extension, don't even try to send it a reset strategy. It may
|
||
* explode. Instead, generate the required EGL error here.
|
||
*/
|
||
if (!dri2_dpy->robustness) {
|
||
_eglError(EGL_BAD_CONFIG, "eglCreateContext");
|
||
goto cleanup;
|
||
}
|
||
|
||
ctx_attribs[num_attribs++] = __DRI_CTX_ATTRIB_RESET_STRATEGY;
|
||
ctx_attribs[num_attribs++] = __DRI_CTX_RESET_LOSE_CONTEXT;
|
||
}
|
||
|
||
assert(num_attribs <= ARRAY_SIZE(ctx_attribs));
|
||
|
||
dri2_ctx->dri_context =
|
||
dri2_dpy->dri2->createContextAttribs(dri2_dpy->dri_screen,
|
||
api,
|
||
dri_config,
|
||
shared,
|
||
num_attribs / 2,
|
||
ctx_attribs,
|
||
& error,
|
||
dri2_ctx);
|
||
dri2_create_context_attribs_error(error);
|
||
} else {
|
||
dri2_ctx->dri_context =
|
||
dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen,
|
||
api,
|
||
dri_config,
|
||
shared,
|
||
dri2_ctx);
|
||
}
|
||
} else {
|
||
assert(dri2_dpy->swrast);
|
||
dri2_ctx->dri_context =
|
||
dri2_dpy->swrast->createNewContextForAPI(dri2_dpy->dri_screen,
|
||
api,
|
||
dri_config,
|
||
shared,
|
||
dri2_ctx);
|
||
}
|
||
|
||
if (!dri2_ctx->dri_context)
|
||
goto cleanup;
|
||
|
||
return &dri2_ctx->base;
|
||
|
||
cleanup:
|
||
free(dri2_ctx);
|
||
return NULL;
|
||
}
|
||
|
||
/**
|
||
* Called via eglDestroyContext(), drv->API.DestroyContext().
|
||
*/
|
||
static EGLBoolean
|
||
dri2_destroy_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx)
|
||
{
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
|
||
if (_eglPutContext(ctx)) {
|
||
dri2_dpy->core->destroyContext(dri2_ctx->dri_context);
|
||
free(dri2_ctx);
|
||
}
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
/**
|
||
* Called via eglMakeCurrent(), drv->API.MakeCurrent().
|
||
*/
|
||
static EGLBoolean
|
||
dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf,
|
||
_EGLSurface *rsurf, _EGLContext *ctx)
|
||
{
|
||
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_surface *dri2_dsurf = dri2_egl_surface(dsurf);
|
||
struct dri2_egl_surface *dri2_rsurf = dri2_egl_surface(rsurf);
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
_EGLContext *old_ctx;
|
||
_EGLSurface *old_dsurf, *old_rsurf;
|
||
__DRIdrawable *ddraw, *rdraw;
|
||
__DRIcontext *cctx;
|
||
|
||
/* make new bindings */
|
||
if (!_eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf))
|
||
return EGL_FALSE;
|
||
|
||
/* flush before context switch */
|
||
if (old_ctx && dri2_drv->glFlush)
|
||
dri2_drv->glFlush();
|
||
|
||
ddraw = (dri2_dsurf) ? dri2_dsurf->dri_drawable : NULL;
|
||
rdraw = (dri2_rsurf) ? dri2_rsurf->dri_drawable : NULL;
|
||
cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL;
|
||
|
||
if (old_ctx) {
|
||
__DRIcontext *old_cctx = dri2_egl_context(old_ctx)->dri_context;
|
||
dri2_dpy->core->unbindContext(old_cctx);
|
||
}
|
||
|
||
if ((cctx == NULL && ddraw == NULL && rdraw == NULL) ||
|
||
dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
|
||
if (old_dsurf)
|
||
drv->API.DestroySurface(drv, disp, old_dsurf);
|
||
if (old_rsurf)
|
||
drv->API.DestroySurface(drv, disp, old_rsurf);
|
||
if (old_ctx)
|
||
drv->API.DestroyContext(drv, disp, old_ctx);
|
||
|
||
return EGL_TRUE;
|
||
} else {
|
||
/* undo the previous _eglBindContext */
|
||
_eglBindContext(old_ctx, old_dsurf, old_rsurf, &ctx, &dsurf, &rsurf);
|
||
assert(&dri2_ctx->base == ctx &&
|
||
&dri2_dsurf->base == dsurf &&
|
||
&dri2_rsurf->base == rsurf);
|
||
|
||
_eglPutSurface(dsurf);
|
||
_eglPutSurface(rsurf);
|
||
_eglPutContext(ctx);
|
||
|
||
_eglPutSurface(old_dsurf);
|
||
_eglPutSurface(old_rsurf);
|
||
_eglPutContext(old_ctx);
|
||
|
||
return EGL_FALSE;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Called from eglGetProcAddress() via drv->API.GetProcAddress().
|
||
*/
|
||
static _EGLProc
|
||
dri2_get_proc_address(_EGLDriver *drv, const char *procname)
|
||
{
|
||
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
||
|
||
return dri2_drv->get_proc_address(procname);
|
||
}
|
||
|
||
static _EGLSurface*
|
||
dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *dpy,
|
||
_EGLConfig *conf, void *native_window,
|
||
const EGLint *attrib_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->create_window_surface(drv, dpy, conf, native_window,
|
||
attrib_list);
|
||
}
|
||
|
||
static _EGLSurface*
|
||
dri2_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *dpy,
|
||
_EGLConfig *conf, void *native_pixmap,
|
||
const EGLint *attrib_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->create_pixmap_surface(drv, dpy, conf, native_pixmap,
|
||
attrib_list);
|
||
}
|
||
|
||
static _EGLSurface*
|
||
dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
|
||
_EGLConfig *conf, const EGLint *attrib_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->create_pbuffer_surface(drv, dpy, conf, attrib_list);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->destroy_surface(drv, dpy, surf);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_swap_interval(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
|
||
EGLint interval)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->swap_interval(drv, dpy, surf, interval);
|
||
}
|
||
|
||
/**
|
||
* Asks the client API to flush any rendering to the drawable so that we can
|
||
* do our swapbuffers.
|
||
*/
|
||
void
|
||
dri2_flush_drawable_for_swapbuffers(_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->flush) {
|
||
if (dri2_dpy->flush->base.version >= 4) {
|
||
/* We know there's a current context because:
|
||
*
|
||
* "If surface is not bound to the calling thread’s current
|
||
* context, an EGL_BAD_SURFACE error is generated."
|
||
*/
|
||
_EGLContext *ctx = _eglGetCurrentContext();
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
|
||
/* From the EGL 1.4 spec (page 52):
|
||
*
|
||
* "The contents of ancillary buffers are always undefined
|
||
* after calling eglSwapBuffers."
|
||
*/
|
||
dri2_dpy->flush->flush_with_flags(dri2_ctx->dri_context,
|
||
dri2_surf->dri_drawable,
|
||
__DRI2_FLUSH_DRAWABLE |
|
||
__DRI2_FLUSH_INVALIDATE_ANCILLARY,
|
||
__DRI2_THROTTLE_SWAPBUFFER);
|
||
} else {
|
||
dri2_dpy->flush->flush(dri2_surf->dri_drawable);
|
||
}
|
||
}
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->swap_buffers(drv, dpy, surf);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_swap_buffers_with_damage(_EGLDriver *drv, _EGLDisplay *dpy,
|
||
_EGLSurface *surf,
|
||
const EGLint *rects, EGLint n_rects)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->swap_buffers_with_damage(drv, dpy, surf,
|
||
rects, n_rects);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
|
||
EGLint numRects, const EGLint *rects)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->swap_buffers_region(drv, dpy, surf, numRects, rects);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_post_sub_buffer(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
|
||
EGLint x, EGLint y, EGLint width, EGLint height)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->post_sub_buffer(drv, dpy, surf, x, y, width, height);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_copy_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
|
||
void *native_pixmap_target)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->copy_buffers(drv, dpy, surf, native_pixmap_target);
|
||
}
|
||
|
||
static EGLint
|
||
dri2_query_buffer_age(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->query_buffer_age(drv, dpy, surf);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_wait_client(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(ctx->DrawSurface);
|
||
|
||
(void) drv;
|
||
|
||
/* FIXME: If EGL allows frontbuffer rendering for window surfaces,
|
||
* we need to copy fake to real here.*/
|
||
|
||
if (dri2_dpy->flush != NULL)
|
||
dri2_dpy->flush->flush(dri2_surf->dri_drawable);
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_wait_native(_EGLDriver *drv, _EGLDisplay *disp, EGLint engine)
|
||
{
|
||
(void) drv;
|
||
(void) disp;
|
||
|
||
if (engine != EGL_CORE_NATIVE_ENGINE)
|
||
return _eglError(EGL_BAD_PARAMETER, "eglWaitNative");
|
||
/* glXWaitX(); */
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_bind_tex_image(_EGLDriver *drv,
|
||
_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
||
struct dri2_egl_context *dri2_ctx;
|
||
_EGLContext *ctx;
|
||
GLint format, target;
|
||
|
||
ctx = _eglGetCurrentContext();
|
||
dri2_ctx = dri2_egl_context(ctx);
|
||
|
||
if (!_eglBindTexImage(drv, disp, surf, buffer))
|
||
return EGL_FALSE;
|
||
|
||
switch (dri2_surf->base.TextureFormat) {
|
||
case EGL_TEXTURE_RGB:
|
||
format = __DRI_TEXTURE_FORMAT_RGB;
|
||
break;
|
||
case EGL_TEXTURE_RGBA:
|
||
format = __DRI_TEXTURE_FORMAT_RGBA;
|
||
break;
|
||
default:
|
||
assert(!"Unexpected texture format in dri2_bind_tex_image()");
|
||
format = __DRI_TEXTURE_FORMAT_RGBA;
|
||
}
|
||
|
||
switch (dri2_surf->base.TextureTarget) {
|
||
case EGL_TEXTURE_2D:
|
||
target = GL_TEXTURE_2D;
|
||
break;
|
||
default:
|
||
target = GL_TEXTURE_2D;
|
||
assert(!"Unexpected texture target in dri2_bind_tex_image()");
|
||
}
|
||
|
||
(*dri2_dpy->tex_buffer->setTexBuffer2)(dri2_ctx->dri_context,
|
||
target, format,
|
||
dri2_surf->dri_drawable);
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_release_tex_image(_EGLDriver *drv,
|
||
_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
||
struct dri2_egl_context *dri2_ctx;
|
||
_EGLContext *ctx;
|
||
GLint target;
|
||
|
||
ctx = _eglGetCurrentContext();
|
||
dri2_ctx = dri2_egl_context(ctx);
|
||
|
||
if (!_eglReleaseTexImage(drv, disp, surf, buffer))
|
||
return EGL_FALSE;
|
||
|
||
switch (dri2_surf->base.TextureTarget) {
|
||
case EGL_TEXTURE_2D:
|
||
target = GL_TEXTURE_2D;
|
||
break;
|
||
default:
|
||
assert(0);
|
||
}
|
||
|
||
if (dri2_dpy->tex_buffer->base.version >= 3 &&
|
||
dri2_dpy->tex_buffer->releaseTexBuffer != NULL) {
|
||
(*dri2_dpy->tex_buffer->releaseTexBuffer)(dri2_ctx->dri_context,
|
||
target,
|
||
dri2_surf->dri_drawable);
|
||
}
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static _EGLImage*
|
||
dri2_create_image(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx,
|
||
EGLenum target, EGLClientBuffer buffer,
|
||
const EGLint *attr_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->create_image(drv, dpy, ctx, target, buffer,
|
||
attr_list);
|
||
}
|
||
|
||
static _EGLImage *
|
||
dri2_create_image_from_dri(_EGLDisplay *disp, __DRIimage *dri_image)
|
||
{
|
||
struct dri2_egl_image *dri2_img;
|
||
|
||
if (dri_image == NULL) {
|
||
_eglError(EGL_BAD_ALLOC, "dri2_create_image");
|
||
return NULL;
|
||
}
|
||
|
||
dri2_img = malloc(sizeof *dri2_img);
|
||
if (!dri2_img) {
|
||
_eglError(EGL_BAD_ALLOC, "dri2_create_image");
|
||
return NULL;
|
||
}
|
||
|
||
if (!_eglInitImage(&dri2_img->base, disp)) {
|
||
free(dri2_img);
|
||
return NULL;
|
||
}
|
||
|
||
dri2_img->dri_image = dri_image;
|
||
|
||
return &dri2_img->base;
|
||
}
|
||
|
||
static _EGLImage *
|
||
dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx,
|
||
EGLClientBuffer buffer,
|
||
const EGLint *attr_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
GLuint renderbuffer = (GLuint) (uintptr_t) buffer;
|
||
__DRIimage *dri_image;
|
||
|
||
if (renderbuffer == 0) {
|
||
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
dri_image =
|
||
dri2_dpy->image->createImageFromRenderbuffer(dri2_ctx->dri_context,
|
||
renderbuffer, NULL);
|
||
|
||
return dri2_create_image_from_dri(disp, dri_image);
|
||
}
|
||
|
||
#ifdef HAVE_LIBDRM
|
||
static _EGLImage *
|
||
dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
|
||
EGLClientBuffer buffer, const EGLint *attr_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
EGLint format, name, pitch, err;
|
||
_EGLImageAttribs attrs;
|
||
__DRIimage *dri_image;
|
||
|
||
name = (EGLint) (uintptr_t) buffer;
|
||
|
||
err = _eglParseImageAttribList(&attrs, disp, attr_list);
|
||
if (err != EGL_SUCCESS)
|
||
return NULL;
|
||
|
||
if (attrs.Width <= 0 || attrs.Height <= 0 ||
|
||
attrs.DRMBufferStrideMESA <= 0) {
|
||
_eglError(EGL_BAD_PARAMETER,
|
||
"bad width, height or stride");
|
||
return NULL;
|
||
}
|
||
|
||
switch (attrs.DRMBufferFormatMESA) {
|
||
case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
|
||
format = __DRI_IMAGE_FORMAT_ARGB8888;
|
||
pitch = attrs.DRMBufferStrideMESA;
|
||
break;
|
||
default:
|
||
_eglError(EGL_BAD_PARAMETER,
|
||
"dri2_create_image_khr: unsupported pixmap depth");
|
||
return NULL;
|
||
}
|
||
|
||
dri_image =
|
||
dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
|
||
attrs.Width,
|
||
attrs.Height,
|
||
format,
|
||
name,
|
||
pitch,
|
||
NULL);
|
||
|
||
return dri2_create_image_from_dri(disp, dri_image);
|
||
}
|
||
#endif
|
||
|
||
#ifdef HAVE_WAYLAND_PLATFORM
|
||
|
||
/* This structure describes how a wl_buffer maps to one or more
|
||
* __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
|
||
* offsets and strides of the planes in the buffer. This table maps a
|
||
* wl_drm format code to a description of the planes in the buffer
|
||
* that lets us create a __DRIimage for each of the planes. */
|
||
|
||
static const struct wl_drm_components_descriptor {
|
||
uint32_t dri_components;
|
||
EGLint components;
|
||
int nplanes;
|
||
} wl_drm_components[] = {
|
||
{ __DRI_IMAGE_COMPONENTS_RGB, EGL_TEXTURE_RGB, 1 },
|
||
{ __DRI_IMAGE_COMPONENTS_RGBA, EGL_TEXTURE_RGBA, 1 },
|
||
{ __DRI_IMAGE_COMPONENTS_Y_U_V, EGL_TEXTURE_Y_U_V_WL, 3 },
|
||
{ __DRI_IMAGE_COMPONENTS_Y_UV, EGL_TEXTURE_Y_UV_WL, 2 },
|
||
{ __DRI_IMAGE_COMPONENTS_Y_XUXV, EGL_TEXTURE_Y_XUXV_WL, 2 },
|
||
};
|
||
|
||
static _EGLImage *
|
||
dri2_create_image_wayland_wl_buffer(_EGLDisplay *disp, _EGLContext *ctx,
|
||
EGLClientBuffer _buffer,
|
||
const EGLint *attr_list)
|
||
{
|
||
struct wl_drm_buffer *buffer;
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
const struct wl_drm_components_descriptor *f;
|
||
__DRIimage *dri_image;
|
||
_EGLImageAttribs attrs;
|
||
EGLint err;
|
||
int32_t plane;
|
||
|
||
buffer = wayland_drm_buffer_get(dri2_dpy->wl_server_drm,
|
||
(struct wl_resource *) _buffer);
|
||
if (!buffer)
|
||
return NULL;
|
||
|
||
err = _eglParseImageAttribList(&attrs, disp, attr_list);
|
||
plane = attrs.PlaneWL;
|
||
if (err != EGL_SUCCESS) {
|
||
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_wayland_wl_buffer");
|
||
return NULL;
|
||
}
|
||
|
||
f = buffer->driver_format;
|
||
if (plane < 0 || plane >= f->nplanes) {
|
||
_eglError(EGL_BAD_PARAMETER,
|
||
"dri2_create_image_wayland_wl_buffer (plane out of bounds)");
|
||
return NULL;
|
||
}
|
||
|
||
dri_image = dri2_dpy->image->fromPlanar(buffer->driver_buffer, plane, NULL);
|
||
|
||
if (dri_image == NULL) {
|
||
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_wayland_wl_buffer");
|
||
return NULL;
|
||
}
|
||
|
||
return dri2_create_image_from_dri(disp, dri_image);
|
||
}
|
||
#endif
|
||
|
||
static EGLBoolean
|
||
dri2_get_sync_values_chromium(_EGLDisplay *dpy, _EGLSurface *surf,
|
||
EGLuint64KHR *ust, EGLuint64KHR *msc,
|
||
EGLuint64KHR *sbc)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->get_sync_values(dpy, surf, ust, msc, sbc);
|
||
}
|
||
|
||
/**
|
||
* Set the error code after a call to
|
||
* dri2_egl_image::dri_image::createImageFromTexture.
|
||
*/
|
||
static void
|
||
dri2_create_image_khr_texture_error(int dri_error)
|
||
{
|
||
EGLint egl_error;
|
||
|
||
switch (dri_error) {
|
||
case __DRI_IMAGE_ERROR_SUCCESS:
|
||
return;
|
||
|
||
case __DRI_IMAGE_ERROR_BAD_ALLOC:
|
||
egl_error = EGL_BAD_ALLOC;
|
||
break;
|
||
|
||
case __DRI_IMAGE_ERROR_BAD_MATCH:
|
||
egl_error = EGL_BAD_MATCH;
|
||
break;
|
||
|
||
case __DRI_IMAGE_ERROR_BAD_PARAMETER:
|
||
egl_error = EGL_BAD_PARAMETER;
|
||
break;
|
||
|
||
default:
|
||
assert(0);
|
||
egl_error = EGL_BAD_MATCH;
|
||
break;
|
||
}
|
||
|
||
_eglError(egl_error, "dri2_create_image_khr_texture");
|
||
}
|
||
|
||
static _EGLImage *
|
||
dri2_create_image_khr_texture(_EGLDisplay *disp, _EGLContext *ctx,
|
||
EGLenum target,
|
||
EGLClientBuffer buffer,
|
||
const EGLint *attr_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
struct dri2_egl_image *dri2_img;
|
||
GLuint texture = (GLuint) (uintptr_t) buffer;
|
||
_EGLImageAttribs attrs;
|
||
GLuint depth;
|
||
GLenum gl_target;
|
||
unsigned error;
|
||
|
||
if (texture == 0) {
|
||
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
if (_eglParseImageAttribList(&attrs, disp, attr_list) != EGL_SUCCESS)
|
||
return EGL_NO_IMAGE_KHR;
|
||
|
||
switch (target) {
|
||
case EGL_GL_TEXTURE_2D_KHR:
|
||
depth = 0;
|
||
gl_target = GL_TEXTURE_2D;
|
||
break;
|
||
case EGL_GL_TEXTURE_3D_KHR:
|
||
depth = attrs.GLTextureZOffset;
|
||
gl_target = GL_TEXTURE_3D;
|
||
break;
|
||
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR:
|
||
depth = target - EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR;
|
||
gl_target = GL_TEXTURE_CUBE_MAP;
|
||
break;
|
||
default:
|
||
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
dri2_img = malloc(sizeof *dri2_img);
|
||
if (!dri2_img) {
|
||
_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
if (!_eglInitImage(&dri2_img->base, disp)) {
|
||
_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
|
||
free(dri2_img);
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
dri2_img->dri_image =
|
||
dri2_dpy->image->createImageFromTexture(dri2_ctx->dri_context,
|
||
gl_target,
|
||
texture,
|
||
depth,
|
||
attrs.GLTextureLevel,
|
||
&error,
|
||
dri2_img);
|
||
dri2_create_image_khr_texture_error(error);
|
||
|
||
if (!dri2_img->dri_image) {
|
||
free(dri2_img);
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
return &dri2_img->base;
|
||
}
|
||
|
||
static struct wl_buffer*
|
||
dri2_create_wayland_buffer_from_image(_EGLDriver *drv, _EGLDisplay *dpy,
|
||
_EGLImage *img)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
return dri2_dpy->vtbl->create_wayland_buffer_from_image(drv, dpy, img);
|
||
}
|
||
|
||
#ifdef HAVE_LIBDRM
|
||
static EGLBoolean
|
||
dri2_check_dma_buf_attribs(const _EGLImageAttribs *attrs)
|
||
{
|
||
unsigned i;
|
||
|
||
/**
|
||
* The spec says:
|
||
*
|
||
* "Required attributes and their values are as follows:
|
||
*
|
||
* * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
|
||
*
|
||
* * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
|
||
* by drm_fourcc.h and used as the pixel_format parameter of the
|
||
* drm_mode_fb_cmd2 ioctl."
|
||
*
|
||
* and
|
||
*
|
||
* "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
|
||
* incomplete, EGL_BAD_PARAMETER is generated."
|
||
*/
|
||
if (attrs->Width <= 0 || attrs->Height <= 0 ||
|
||
!attrs->DMABufFourCC.IsPresent) {
|
||
_eglError(EGL_BAD_PARAMETER, "attribute(s) missing");
|
||
return EGL_FALSE;
|
||
}
|
||
|
||
/**
|
||
* Also:
|
||
*
|
||
* "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
|
||
* specified for a plane's pitch or offset isn't supported by EGL,
|
||
* EGL_BAD_ACCESS is generated."
|
||
*/
|
||
for (i = 0; i < ARRAY_SIZE(attrs->DMABufPlanePitches); ++i) {
|
||
if (attrs->DMABufPlanePitches[i].IsPresent &&
|
||
attrs->DMABufPlanePitches[i].Value <= 0) {
|
||
_eglError(EGL_BAD_ACCESS, "invalid pitch");
|
||
return EGL_FALSE;
|
||
}
|
||
}
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
/* Returns the total number of file descriptors. Zero indicates an error. */
|
||
static unsigned
|
||
dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
|
||
{
|
||
unsigned i, plane_n;
|
||
|
||
switch (attrs->DMABufFourCC.Value) {
|
||
case DRM_FORMAT_RGB332:
|
||
case DRM_FORMAT_BGR233:
|
||
case DRM_FORMAT_XRGB4444:
|
||
case DRM_FORMAT_XBGR4444:
|
||
case DRM_FORMAT_RGBX4444:
|
||
case DRM_FORMAT_BGRX4444:
|
||
case DRM_FORMAT_ARGB4444:
|
||
case DRM_FORMAT_ABGR4444:
|
||
case DRM_FORMAT_RGBA4444:
|
||
case DRM_FORMAT_BGRA4444:
|
||
case DRM_FORMAT_XRGB1555:
|
||
case DRM_FORMAT_XBGR1555:
|
||
case DRM_FORMAT_RGBX5551:
|
||
case DRM_FORMAT_BGRX5551:
|
||
case DRM_FORMAT_ARGB1555:
|
||
case DRM_FORMAT_ABGR1555:
|
||
case DRM_FORMAT_RGBA5551:
|
||
case DRM_FORMAT_BGRA5551:
|
||
case DRM_FORMAT_RGB565:
|
||
case DRM_FORMAT_BGR565:
|
||
case DRM_FORMAT_RGB888:
|
||
case DRM_FORMAT_BGR888:
|
||
case DRM_FORMAT_XRGB8888:
|
||
case DRM_FORMAT_XBGR8888:
|
||
case DRM_FORMAT_RGBX8888:
|
||
case DRM_FORMAT_BGRX8888:
|
||
case DRM_FORMAT_ARGB8888:
|
||
case DRM_FORMAT_ABGR8888:
|
||
case DRM_FORMAT_RGBA8888:
|
||
case DRM_FORMAT_BGRA8888:
|
||
case DRM_FORMAT_XRGB2101010:
|
||
case DRM_FORMAT_XBGR2101010:
|
||
case DRM_FORMAT_RGBX1010102:
|
||
case DRM_FORMAT_BGRX1010102:
|
||
case DRM_FORMAT_ARGB2101010:
|
||
case DRM_FORMAT_ABGR2101010:
|
||
case DRM_FORMAT_RGBA1010102:
|
||
case DRM_FORMAT_BGRA1010102:
|
||
case DRM_FORMAT_YUYV:
|
||
case DRM_FORMAT_YVYU:
|
||
case DRM_FORMAT_UYVY:
|
||
case DRM_FORMAT_VYUY:
|
||
plane_n = 1;
|
||
break;
|
||
case DRM_FORMAT_NV12:
|
||
case DRM_FORMAT_NV21:
|
||
case DRM_FORMAT_NV16:
|
||
case DRM_FORMAT_NV61:
|
||
plane_n = 2;
|
||
break;
|
||
case DRM_FORMAT_YUV410:
|
||
case DRM_FORMAT_YVU410:
|
||
case DRM_FORMAT_YUV411:
|
||
case DRM_FORMAT_YVU411:
|
||
case DRM_FORMAT_YUV420:
|
||
case DRM_FORMAT_YVU420:
|
||
case DRM_FORMAT_YUV422:
|
||
case DRM_FORMAT_YVU422:
|
||
case DRM_FORMAT_YUV444:
|
||
case DRM_FORMAT_YVU444:
|
||
plane_n = 3;
|
||
break;
|
||
default:
|
||
_eglError(EGL_BAD_ATTRIBUTE, "invalid format");
|
||
return 0;
|
||
}
|
||
|
||
/**
|
||
* The spec says:
|
||
*
|
||
* "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
|
||
* incomplete, EGL_BAD_PARAMETER is generated."
|
||
*/
|
||
for (i = 0; i < plane_n; ++i) {
|
||
if (!attrs->DMABufPlaneFds[i].IsPresent ||
|
||
!attrs->DMABufPlaneOffsets[i].IsPresent ||
|
||
!attrs->DMABufPlanePitches[i].IsPresent) {
|
||
_eglError(EGL_BAD_PARAMETER, "plane attribute(s) missing");
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* The spec also says:
|
||
*
|
||
* "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
|
||
* attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
|
||
* generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
|
||
* attributes are specified."
|
||
*/
|
||
for (i = plane_n; i < 3; ++i) {
|
||
if (attrs->DMABufPlaneFds[i].IsPresent ||
|
||
attrs->DMABufPlaneOffsets[i].IsPresent ||
|
||
attrs->DMABufPlanePitches[i].IsPresent) {
|
||
_eglError(EGL_BAD_ATTRIBUTE, "too many plane attributes");
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
return plane_n;
|
||
}
|
||
|
||
/**
|
||
* The spec says:
|
||
*
|
||
* "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
|
||
* EGL will take a reference to the dma_buf(s) which it will release at any
|
||
* time while the EGLDisplay is initialized. It is the responsibility of the
|
||
* application to close the dma_buf file descriptors."
|
||
*
|
||
* Therefore we must never close or otherwise modify the file descriptors.
|
||
*/
|
||
static _EGLImage *
|
||
dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
|
||
EGLClientBuffer buffer, const EGLint *attr_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
_EGLImage *res;
|
||
EGLint err;
|
||
_EGLImageAttribs attrs;
|
||
__DRIimage *dri_image;
|
||
unsigned num_fds;
|
||
unsigned i;
|
||
int fds[3];
|
||
int pitches[3];
|
||
int offsets[3];
|
||
unsigned error;
|
||
|
||
/**
|
||
* The spec says:
|
||
*
|
||
* ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
|
||
* error EGL_BAD_PARAMETER is generated."
|
||
*/
|
||
if (buffer != NULL) {
|
||
_eglError(EGL_BAD_PARAMETER, "buffer not NULL");
|
||
return NULL;
|
||
}
|
||
|
||
err = _eglParseImageAttribList(&attrs, disp, attr_list);
|
||
if (err != EGL_SUCCESS) {
|
||
_eglError(err, "bad attribute");
|
||
return NULL;
|
||
}
|
||
|
||
if (!dri2_check_dma_buf_attribs(&attrs))
|
||
return NULL;
|
||
|
||
num_fds = dri2_check_dma_buf_format(&attrs);
|
||
if (!num_fds)
|
||
return NULL;
|
||
|
||
for (i = 0; i < num_fds; ++i) {
|
||
fds[i] = attrs.DMABufPlaneFds[i].Value;
|
||
pitches[i] = attrs.DMABufPlanePitches[i].Value;
|
||
offsets[i] = attrs.DMABufPlaneOffsets[i].Value;
|
||
}
|
||
|
||
dri_image =
|
||
dri2_dpy->image->createImageFromDmaBufs(dri2_dpy->dri_screen,
|
||
attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
|
||
fds, num_fds, pitches, offsets,
|
||
attrs.DMABufYuvColorSpaceHint.Value,
|
||
attrs.DMABufSampleRangeHint.Value,
|
||
attrs.DMABufChromaHorizontalSiting.Value,
|
||
attrs.DMABufChromaVerticalSiting.Value,
|
||
&error,
|
||
NULL);
|
||
dri2_create_image_khr_texture_error(error);
|
||
|
||
if (!dri_image)
|
||
return EGL_NO_IMAGE_KHR;
|
||
|
||
res = dri2_create_image_from_dri(disp, dri_image);
|
||
|
||
return res;
|
||
}
|
||
#endif
|
||
|
||
_EGLImage *
|
||
dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
|
||
_EGLContext *ctx, EGLenum target,
|
||
EGLClientBuffer buffer, const EGLint *attr_list)
|
||
{
|
||
(void) drv;
|
||
|
||
switch (target) {
|
||
case EGL_GL_TEXTURE_2D_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR:
|
||
case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR:
|
||
return dri2_create_image_khr_texture(disp, ctx, target, buffer, attr_list);
|
||
case EGL_GL_RENDERBUFFER_KHR:
|
||
return dri2_create_image_khr_renderbuffer(disp, ctx, buffer, attr_list);
|
||
#ifdef HAVE_LIBDRM
|
||
case EGL_DRM_BUFFER_MESA:
|
||
return dri2_create_image_mesa_drm_buffer(disp, ctx, buffer, attr_list);
|
||
#endif
|
||
#ifdef HAVE_WAYLAND_PLATFORM
|
||
case EGL_WAYLAND_BUFFER_WL:
|
||
return dri2_create_image_wayland_wl_buffer(disp, ctx, buffer, attr_list);
|
||
#endif
|
||
#ifdef HAVE_LIBDRM
|
||
case EGL_LINUX_DMA_BUF_EXT:
|
||
return dri2_create_image_dma_buf(disp, ctx, buffer, attr_list);
|
||
#endif
|
||
default:
|
||
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_destroy_image_khr(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *image)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_image *dri2_img = dri2_egl_image(image);
|
||
|
||
(void) drv;
|
||
|
||
dri2_dpy->image->destroyImage(dri2_img->dri_image);
|
||
free(dri2_img);
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
#ifdef HAVE_LIBDRM
|
||
static _EGLImage *
|
||
dri2_create_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp,
|
||
const EGLint *attr_list)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_image *dri2_img;
|
||
_EGLImageAttribs attrs;
|
||
unsigned int dri_use, valid_mask;
|
||
int format;
|
||
EGLint err = EGL_SUCCESS;
|
||
|
||
(void) drv;
|
||
|
||
dri2_img = malloc(sizeof *dri2_img);
|
||
if (!dri2_img) {
|
||
_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
if (!attr_list) {
|
||
err = EGL_BAD_PARAMETER;
|
||
goto cleanup_img;
|
||
}
|
||
|
||
if (!_eglInitImage(&dri2_img->base, disp)) {
|
||
err = EGL_BAD_PARAMETER;
|
||
goto cleanup_img;
|
||
}
|
||
|
||
err = _eglParseImageAttribList(&attrs, disp, attr_list);
|
||
if (err != EGL_SUCCESS)
|
||
goto cleanup_img;
|
||
|
||
if (attrs.Width <= 0 || attrs.Height <= 0) {
|
||
_eglLog(_EGL_WARNING, "bad width or height (%dx%d)",
|
||
attrs.Width, attrs.Height);
|
||
goto cleanup_img;
|
||
}
|
||
|
||
switch (attrs.DRMBufferFormatMESA) {
|
||
case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
|
||
format = __DRI_IMAGE_FORMAT_ARGB8888;
|
||
break;
|
||
default:
|
||
_eglLog(_EGL_WARNING, "bad image format value 0x%04x",
|
||
attrs.DRMBufferFormatMESA);
|
||
goto cleanup_img;
|
||
}
|
||
|
||
valid_mask =
|
||
EGL_DRM_BUFFER_USE_SCANOUT_MESA |
|
||
EGL_DRM_BUFFER_USE_SHARE_MESA |
|
||
EGL_DRM_BUFFER_USE_CURSOR_MESA;
|
||
if (attrs.DRMBufferUseMESA & ~valid_mask) {
|
||
_eglLog(_EGL_WARNING, "bad image use bit 0x%04x",
|
||
attrs.DRMBufferUseMESA & ~valid_mask);
|
||
goto cleanup_img;
|
||
}
|
||
|
||
dri_use = 0;
|
||
if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SHARE_MESA)
|
||
dri_use |= __DRI_IMAGE_USE_SHARE;
|
||
if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SCANOUT_MESA)
|
||
dri_use |= __DRI_IMAGE_USE_SCANOUT;
|
||
if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_CURSOR_MESA)
|
||
dri_use |= __DRI_IMAGE_USE_CURSOR;
|
||
|
||
dri2_img->dri_image =
|
||
dri2_dpy->image->createImage(dri2_dpy->dri_screen,
|
||
attrs.Width, attrs.Height,
|
||
format, dri_use, dri2_img);
|
||
if (dri2_img->dri_image == NULL) {
|
||
err = EGL_BAD_ALLOC;
|
||
goto cleanup_img;
|
||
}
|
||
|
||
return &dri2_img->base;
|
||
|
||
cleanup_img:
|
||
free(dri2_img);
|
||
_eglError(err, "dri2_create_drm_image_mesa");
|
||
|
||
return EGL_NO_IMAGE_KHR;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_export_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img,
|
||
EGLint *name, EGLint *handle, EGLint *stride)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_image *dri2_img = dri2_egl_image(img);
|
||
|
||
(void) drv;
|
||
|
||
if (name && !dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_NAME, name)) {
|
||
_eglError(EGL_BAD_ALLOC, "dri2_export_drm_image_mesa");
|
||
return EGL_FALSE;
|
||
}
|
||
|
||
if (handle)
|
||
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_HANDLE, handle);
|
||
|
||
if (stride)
|
||
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_STRIDE, stride);
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_export_dma_buf_image_query_mesa(_EGLDriver *drv, _EGLDisplay *disp,
|
||
_EGLImage *img,
|
||
EGLint *fourcc, EGLint *nplanes,
|
||
EGLuint64KHR *modifiers)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_image *dri2_img = dri2_egl_image(img);
|
||
|
||
(void) drv;
|
||
|
||
|
||
if (nplanes)
|
||
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_NUM_PLANES, nplanes);
|
||
if (fourcc)
|
||
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_FOURCC, fourcc);
|
||
|
||
if (modifiers)
|
||
*modifiers = 0;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_export_dma_buf_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img,
|
||
int *fds, EGLint *strides, EGLint *offsets)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct dri2_egl_image *dri2_img = dri2_egl_image(img);
|
||
|
||
(void) drv;
|
||
|
||
/* rework later to provide multiple fds/strides/offsets */
|
||
if (fds)
|
||
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_FD, fds);
|
||
|
||
if (strides)
|
||
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
||
__DRI_IMAGE_ATTRIB_STRIDE, strides);
|
||
|
||
if (offsets)
|
||
offsets[0] = 0;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
#endif
|
||
|
||
#ifdef HAVE_WAYLAND_PLATFORM
|
||
|
||
static void
|
||
dri2_wl_reference_buffer(void *user_data, uint32_t name, int fd,
|
||
struct wl_drm_buffer *buffer)
|
||
{
|
||
_EGLDisplay *disp = user_data;
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
__DRIimage *img;
|
||
int i, dri_components = 0;
|
||
|
||
if (fd == -1)
|
||
img = dri2_dpy->image->createImageFromNames(dri2_dpy->dri_screen,
|
||
buffer->width,
|
||
buffer->height,
|
||
buffer->format,
|
||
(int*)&name, 1,
|
||
buffer->stride,
|
||
buffer->offset,
|
||
NULL);
|
||
else
|
||
img = dri2_dpy->image->createImageFromFds(dri2_dpy->dri_screen,
|
||
buffer->width,
|
||
buffer->height,
|
||
buffer->format,
|
||
&fd, 1,
|
||
buffer->stride,
|
||
buffer->offset,
|
||
NULL);
|
||
|
||
if (img == NULL)
|
||
return;
|
||
|
||
dri2_dpy->image->queryImage(img, __DRI_IMAGE_ATTRIB_COMPONENTS, &dri_components);
|
||
|
||
buffer->driver_format = NULL;
|
||
for (i = 0; i < ARRAY_SIZE(wl_drm_components); i++)
|
||
if (wl_drm_components[i].dri_components == dri_components)
|
||
buffer->driver_format = &wl_drm_components[i];
|
||
|
||
if (buffer->driver_format == NULL)
|
||
dri2_dpy->image->destroyImage(img);
|
||
else
|
||
buffer->driver_buffer = img;
|
||
}
|
||
|
||
static void
|
||
dri2_wl_release_buffer(void *user_data, struct wl_drm_buffer *buffer)
|
||
{
|
||
_EGLDisplay *disp = user_data;
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
|
||
dri2_dpy->image->destroyImage(buffer->driver_buffer);
|
||
}
|
||
|
||
static struct wayland_drm_callbacks wl_drm_callbacks = {
|
||
.authenticate = NULL,
|
||
.reference_buffer = dri2_wl_reference_buffer,
|
||
.release_buffer = dri2_wl_release_buffer
|
||
};
|
||
|
||
static EGLBoolean
|
||
dri2_bind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
|
||
struct wl_display *wl_dpy)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
int flags = 0;
|
||
uint64_t cap;
|
||
|
||
(void) drv;
|
||
|
||
if (dri2_dpy->wl_server_drm)
|
||
return EGL_FALSE;
|
||
|
||
wl_drm_callbacks.authenticate =
|
||
(int(*)(void *, uint32_t)) dri2_dpy->vtbl->authenticate;
|
||
|
||
#ifdef HAVE_LIBDRM
|
||
if (drmGetCap(dri2_dpy->fd, DRM_CAP_PRIME, &cap) == 0 &&
|
||
cap == (DRM_PRIME_CAP_IMPORT | DRM_PRIME_CAP_EXPORT) &&
|
||
dri2_dpy->image->base.version >= 7 &&
|
||
dri2_dpy->image->createImageFromFds != NULL)
|
||
flags |= WAYLAND_DRM_PRIME;
|
||
#endif
|
||
|
||
dri2_dpy->wl_server_drm =
|
||
wayland_drm_init(wl_dpy, dri2_dpy->device_name,
|
||
&wl_drm_callbacks, disp, flags);
|
||
|
||
if (!dri2_dpy->wl_server_drm)
|
||
return EGL_FALSE;
|
||
|
||
#ifdef HAVE_DRM_PLATFORM
|
||
/* We have to share the wl_drm instance with gbm, so gbm can convert
|
||
* wl_buffers to gbm bos. */
|
||
if (dri2_dpy->gbm_dri)
|
||
dri2_dpy->gbm_dri->wl_drm = dri2_dpy->wl_server_drm;
|
||
#endif
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_unbind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
|
||
struct wl_display *wl_dpy)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
|
||
(void) drv;
|
||
|
||
if (!dri2_dpy->wl_server_drm)
|
||
return EGL_FALSE;
|
||
|
||
wayland_drm_uninit(dri2_dpy->wl_server_drm);
|
||
dri2_dpy->wl_server_drm = NULL;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_query_wayland_buffer_wl(_EGLDriver *drv, _EGLDisplay *disp,
|
||
struct wl_resource *buffer_resource,
|
||
EGLint attribute, EGLint *value)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
||
struct wl_drm_buffer *buffer;
|
||
const struct wl_drm_components_descriptor *format;
|
||
|
||
buffer = wayland_drm_buffer_get(dri2_dpy->wl_server_drm, buffer_resource);
|
||
if (!buffer)
|
||
return EGL_FALSE;
|
||
|
||
format = buffer->driver_format;
|
||
switch (attribute) {
|
||
case EGL_TEXTURE_FORMAT:
|
||
*value = format->components;
|
||
return EGL_TRUE;
|
||
case EGL_WIDTH:
|
||
*value = buffer->width;
|
||
return EGL_TRUE;
|
||
case EGL_HEIGHT:
|
||
*value = buffer->height;
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
return EGL_FALSE;
|
||
}
|
||
#endif
|
||
|
||
static void
|
||
dri2_egl_ref_sync(struct dri2_egl_sync *sync)
|
||
{
|
||
p_atomic_inc(&sync->refcount);
|
||
}
|
||
|
||
static void
|
||
dri2_egl_unref_sync(struct dri2_egl_display *dri2_dpy,
|
||
struct dri2_egl_sync *dri2_sync)
|
||
{
|
||
if (p_atomic_dec_zero(&dri2_sync->refcount)) {
|
||
dri2_dpy->fence->destroy_fence(dri2_dpy->dri_screen, dri2_sync->fence);
|
||
free(dri2_sync);
|
||
}
|
||
}
|
||
|
||
static _EGLSync *
|
||
dri2_create_sync(_EGLDriver *drv, _EGLDisplay *dpy,
|
||
EGLenum type, const EGLint *attrib_list,
|
||
const EGLAttribKHR *attrib_list64)
|
||
{
|
||
_EGLContext *ctx = _eglGetCurrentContext();
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
struct dri2_egl_sync *dri2_sync;
|
||
|
||
dri2_sync = calloc(1, sizeof(struct dri2_egl_sync));
|
||
if (!dri2_sync) {
|
||
_eglError(EGL_BAD_ALLOC, "eglCreateSyncKHR");
|
||
return NULL;
|
||
}
|
||
|
||
if (!_eglInitSync(&dri2_sync->base, dpy, type, attrib_list,
|
||
attrib_list64)) {
|
||
free(dri2_sync);
|
||
return NULL;
|
||
}
|
||
|
||
switch (type) {
|
||
case EGL_SYNC_FENCE_KHR:
|
||
dri2_sync->fence = dri2_dpy->fence->create_fence(dri2_ctx->dri_context);
|
||
if (!dri2_sync->fence) {
|
||
/* Why did it fail? DRI doesn't return an error code, so we emit
|
||
* a generic EGL error that doesn't communicate user error.
|
||
*/
|
||
_eglError(EGL_BAD_ALLOC, "eglCreateSyncKHR");
|
||
free(dri2_sync);
|
||
return NULL;
|
||
}
|
||
break;
|
||
|
||
case EGL_SYNC_CL_EVENT_KHR:
|
||
dri2_sync->fence = dri2_dpy->fence->get_fence_from_cl_event(
|
||
dri2_dpy->dri_screen,
|
||
dri2_sync->base.CLEvent);
|
||
/* this can only happen if the cl_event passed in is invalid. */
|
||
if (!dri2_sync->fence) {
|
||
_eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
|
||
free(dri2_sync);
|
||
return NULL;
|
||
}
|
||
|
||
/* the initial status must be "signaled" if the cl_event is signaled */
|
||
if (dri2_dpy->fence->client_wait_sync(dri2_ctx->dri_context,
|
||
dri2_sync->fence, 0, 0))
|
||
dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR;
|
||
break;
|
||
}
|
||
|
||
p_atomic_set(&dri2_sync->refcount, 1);
|
||
return &dri2_sync->base;
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_destroy_sync(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync)
|
||
{
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
|
||
|
||
dri2_egl_unref_sync(dri2_dpy, dri2_sync);
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static EGLint
|
||
dri2_client_wait_sync(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
|
||
EGLint flags, EGLTimeKHR timeout)
|
||
{
|
||
_EGLContext *ctx = _eglGetCurrentContext();
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
|
||
unsigned wait_flags = 0;
|
||
EGLint ret = EGL_CONDITION_SATISFIED_KHR;
|
||
|
||
if (flags & EGL_SYNC_FLUSH_COMMANDS_BIT_KHR)
|
||
wait_flags |= __DRI2_FENCE_FLAG_FLUSH_COMMANDS;
|
||
|
||
/* the sync object should take a reference while waiting */
|
||
dri2_egl_ref_sync(dri2_sync);
|
||
|
||
if (dri2_dpy->fence->client_wait_sync(dri2_ctx->dri_context,
|
||
dri2_sync->fence, wait_flags,
|
||
timeout))
|
||
dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR;
|
||
else
|
||
ret = EGL_TIMEOUT_EXPIRED_KHR;
|
||
|
||
dri2_egl_unref_sync(dri2_dpy, dri2_sync);
|
||
return ret;
|
||
}
|
||
|
||
static EGLint
|
||
dri2_server_wait_sync(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync)
|
||
{
|
||
_EGLContext *ctx = _eglGetCurrentContext();
|
||
struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
|
||
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
||
struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
|
||
|
||
dri2_dpy->fence->server_wait_sync(dri2_ctx->dri_context,
|
||
dri2_sync->fence, 0);
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
static void
|
||
dri2_unload(_EGLDriver *drv)
|
||
{
|
||
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
||
|
||
if (dri2_drv->handle)
|
||
dlclose(dri2_drv->handle);
|
||
free(dri2_drv);
|
||
}
|
||
|
||
static EGLBoolean
|
||
dri2_load(_EGLDriver *drv)
|
||
{
|
||
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
||
#ifdef HAVE_SHARED_GLAPI
|
||
#ifdef HAVE_ANDROID_PLATFORM
|
||
const char *libname = "libglapi.so";
|
||
#else
|
||
const char *libname = "libglapi.so.0";
|
||
#endif
|
||
#else
|
||
/*
|
||
* Both libGL.so and libglapi.so are glapi providers. There is no way to
|
||
* tell which one to load.
|
||
*/
|
||
const char *libname = NULL;
|
||
#endif
|
||
void *handle;
|
||
|
||
/* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
|
||
handle = dlopen(libname, RTLD_LAZY | RTLD_GLOBAL);
|
||
if (handle) {
|
||
dri2_drv->get_proc_address = (_EGLProc (*)(const char *))
|
||
dlsym(handle, "_glapi_get_proc_address");
|
||
if (!dri2_drv->get_proc_address || !libname) {
|
||
/* no need to keep a reference */
|
||
dlclose(handle);
|
||
handle = NULL;
|
||
}
|
||
}
|
||
|
||
/* if glapi is not available, loading DRI drivers will fail */
|
||
if (!dri2_drv->get_proc_address) {
|
||
_eglLog(_EGL_WARNING, "DRI2: failed to find _glapi_get_proc_address");
|
||
return EGL_FALSE;
|
||
}
|
||
|
||
dri2_drv->glFlush = (void (*)(void))
|
||
dri2_drv->get_proc_address("glFlush");
|
||
|
||
dri2_drv->handle = handle;
|
||
|
||
return EGL_TRUE;
|
||
}
|
||
|
||
/**
|
||
* This is the main entrypoint into the driver, called by libEGL.
|
||
* Create a new _EGLDriver object and init its dispatch table.
|
||
*/
|
||
_EGLDriver *
|
||
_eglBuiltInDriverDRI2(const char *args)
|
||
{
|
||
struct dri2_egl_driver *dri2_drv;
|
||
|
||
(void) args;
|
||
|
||
dri2_drv = calloc(1, sizeof *dri2_drv);
|
||
if (!dri2_drv)
|
||
return NULL;
|
||
|
||
if (!dri2_load(&dri2_drv->base)) {
|
||
free(dri2_drv);
|
||
return NULL;
|
||
}
|
||
|
||
_eglInitDriverFallbacks(&dri2_drv->base);
|
||
dri2_drv->base.API.Initialize = dri2_initialize;
|
||
dri2_drv->base.API.Terminate = dri2_terminate;
|
||
dri2_drv->base.API.CreateContext = dri2_create_context;
|
||
dri2_drv->base.API.DestroyContext = dri2_destroy_context;
|
||
dri2_drv->base.API.MakeCurrent = dri2_make_current;
|
||
dri2_drv->base.API.CreateWindowSurface = dri2_create_window_surface;
|
||
dri2_drv->base.API.CreatePixmapSurface = dri2_create_pixmap_surface;
|
||
dri2_drv->base.API.CreatePbufferSurface = dri2_create_pbuffer_surface;
|
||
dri2_drv->base.API.DestroySurface = dri2_destroy_surface;
|
||
dri2_drv->base.API.GetProcAddress = dri2_get_proc_address;
|
||
dri2_drv->base.API.WaitClient = dri2_wait_client;
|
||
dri2_drv->base.API.WaitNative = dri2_wait_native;
|
||
dri2_drv->base.API.BindTexImage = dri2_bind_tex_image;
|
||
dri2_drv->base.API.ReleaseTexImage = dri2_release_tex_image;
|
||
dri2_drv->base.API.SwapInterval = dri2_swap_interval;
|
||
dri2_drv->base.API.SwapBuffers = dri2_swap_buffers;
|
||
dri2_drv->base.API.SwapBuffersWithDamageEXT = dri2_swap_buffers_with_damage;
|
||
dri2_drv->base.API.SwapBuffersRegionNOK = dri2_swap_buffers_region;
|
||
dri2_drv->base.API.PostSubBufferNV = dri2_post_sub_buffer;
|
||
dri2_drv->base.API.CopyBuffers = dri2_copy_buffers,
|
||
dri2_drv->base.API.QueryBufferAge = dri2_query_buffer_age;
|
||
dri2_drv->base.API.CreateImageKHR = dri2_create_image;
|
||
dri2_drv->base.API.DestroyImageKHR = dri2_destroy_image_khr;
|
||
dri2_drv->base.API.CreateWaylandBufferFromImageWL = dri2_create_wayland_buffer_from_image;
|
||
#ifdef HAVE_LIBDRM
|
||
dri2_drv->base.API.CreateDRMImageMESA = dri2_create_drm_image_mesa;
|
||
dri2_drv->base.API.ExportDRMImageMESA = dri2_export_drm_image_mesa;
|
||
dri2_drv->base.API.ExportDMABUFImageQueryMESA = dri2_export_dma_buf_image_query_mesa;
|
||
dri2_drv->base.API.ExportDMABUFImageMESA = dri2_export_dma_buf_image_mesa;
|
||
#endif
|
||
#ifdef HAVE_WAYLAND_PLATFORM
|
||
dri2_drv->base.API.BindWaylandDisplayWL = dri2_bind_wayland_display_wl;
|
||
dri2_drv->base.API.UnbindWaylandDisplayWL = dri2_unbind_wayland_display_wl;
|
||
dri2_drv->base.API.QueryWaylandBufferWL = dri2_query_wayland_buffer_wl;
|
||
#endif
|
||
dri2_drv->base.API.GetSyncValuesCHROMIUM = dri2_get_sync_values_chromium;
|
||
dri2_drv->base.API.CreateSyncKHR = dri2_create_sync;
|
||
dri2_drv->base.API.ClientWaitSyncKHR = dri2_client_wait_sync;
|
||
dri2_drv->base.API.WaitSyncKHR = dri2_server_wait_sync;
|
||
dri2_drv->base.API.DestroySyncKHR = dri2_destroy_sync;
|
||
|
||
dri2_drv->base.Name = "DRI2";
|
||
dri2_drv->base.Unload = dri2_unload;
|
||
|
||
return &dri2_drv->base;
|
||
}
|