| /* |
| * Copyright © 2010 Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
| * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Kristian Høgsberg <krh@bitplanet.net> |
| */ |
| |
| #define WL_HIDE_DEPRECATED |
| |
| #include <stdbool.h> |
| #include <stdint.h> |
| #include <stdbool.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <stdio.h> |
| #include <limits.h> |
| #include <dlfcn.h> |
| #include <fcntl.h> |
| #include <errno.h> |
| #include <unistd.h> |
| #ifdef HAVE_LIBDRM |
| #include <xf86drm.h> |
| #include <drm_fourcc.h> |
| #endif |
| #include <GL/gl.h> |
| #include <GL/internal/dri_interface.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| |
| #ifdef HAVE_WAYLAND_PLATFORM |
| #include "wayland-drm.h" |
| #include "wayland-drm-client-protocol.h" |
| #endif |
| |
| #include "egl_dri2.h" |
| #include "util/u_atomic.h" |
| |
| /* The kernel header drm_fourcc.h defines the DRM formats below. We duplicate |
| * some of the definitions here so that building Mesa won't bleeding-edge |
| * kernel headers. |
| */ |
| #ifndef DRM_FORMAT_R8 |
| #define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */ |
| #endif |
| |
| #ifndef DRM_FORMAT_RG88 |
| #define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */ |
| #endif |
| |
| #ifndef DRM_FORMAT_GR88 |
| #define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */ |
| #endif |
| |
| const __DRIuseInvalidateExtension use_invalidate = { |
| .base = { __DRI_USE_INVALIDATE, 1 } |
| }; |
| |
| EGLint dri2_to_egl_attribute_map[] = { |
| 0, |
| EGL_BUFFER_SIZE, /* __DRI_ATTRIB_BUFFER_SIZE */ |
| EGL_LEVEL, /* __DRI_ATTRIB_LEVEL */ |
| EGL_RED_SIZE, /* __DRI_ATTRIB_RED_SIZE */ |
| EGL_GREEN_SIZE, /* __DRI_ATTRIB_GREEN_SIZE */ |
| EGL_BLUE_SIZE, /* __DRI_ATTRIB_BLUE_SIZE */ |
| EGL_LUMINANCE_SIZE, /* __DRI_ATTRIB_LUMINANCE_SIZE */ |
| EGL_ALPHA_SIZE, /* __DRI_ATTRIB_ALPHA_SIZE */ |
| 0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */ |
| EGL_DEPTH_SIZE, /* __DRI_ATTRIB_DEPTH_SIZE */ |
| EGL_STENCIL_SIZE, /* __DRI_ATTRIB_STENCIL_SIZE */ |
| 0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */ |
| 0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */ |
| 0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */ |
| 0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */ |
| EGL_SAMPLE_BUFFERS, /* __DRI_ATTRIB_SAMPLE_BUFFERS */ |
| EGL_SAMPLES, /* __DRI_ATTRIB_SAMPLES */ |
| 0, /* __DRI_ATTRIB_RENDER_TYPE, */ |
| 0, /* __DRI_ATTRIB_CONFIG_CAVEAT */ |
| 0, /* __DRI_ATTRIB_CONFORMANT */ |
| 0, /* __DRI_ATTRIB_DOUBLE_BUFFER */ |
| 0, /* __DRI_ATTRIB_STEREO */ |
| 0, /* __DRI_ATTRIB_AUX_BUFFERS */ |
| 0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */ |
| 0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */ |
| 0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */ |
| 0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */ |
| 0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */ |
| 0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */ |
| 0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */ |
| 0, /* __DRI_ATTRIB_RED_MASK */ |
| 0, /* __DRI_ATTRIB_GREEN_MASK */ |
| 0, /* __DRI_ATTRIB_BLUE_MASK */ |
| 0, /* __DRI_ATTRIB_ALPHA_MASK */ |
| EGL_MAX_PBUFFER_WIDTH, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */ |
| EGL_MAX_PBUFFER_HEIGHT, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */ |
| EGL_MAX_PBUFFER_PIXELS, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */ |
| 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */ |
| 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */ |
| 0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */ |
| 0, /* __DRI_ATTRIB_SWAP_METHOD */ |
| EGL_MAX_SWAP_INTERVAL, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */ |
| EGL_MIN_SWAP_INTERVAL, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */ |
| 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */ |
| 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */ |
| 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */ |
| 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */ |
| EGL_Y_INVERTED_NOK, /* __DRI_ATTRIB_YINVERTED */ |
| 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */ |
| }; |
| |
| const __DRIconfig * |
| dri2_get_dri_config(struct dri2_egl_config *conf, EGLint surface_type, |
| EGLenum colorspace) |
| { |
| if (colorspace == EGL_GL_COLORSPACE_SRGB_KHR) |
| return surface_type == EGL_WINDOW_BIT ? conf->dri_srgb_double_config : |
| conf->dri_srgb_single_config; |
| else |
| return surface_type == EGL_WINDOW_BIT ? conf->dri_double_config : |
| conf->dri_single_config; |
| } |
| |
| static EGLBoolean |
| dri2_match_config(const _EGLConfig *conf, const _EGLConfig *criteria) |
| { |
| if (_eglCompareConfigs(conf, criteria, NULL, EGL_FALSE) != 0) |
| return EGL_FALSE; |
| |
| if (!_eglMatchConfig(conf, criteria)) |
| return EGL_FALSE; |
| |
| return EGL_TRUE; |
| } |
| |
| struct dri2_egl_config * |
| dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id, |
| EGLint surface_type, const EGLint *attr_list, |
| const unsigned int *rgba_masks) |
| { |
| struct dri2_egl_config *conf; |
| struct dri2_egl_display *dri2_dpy; |
| _EGLConfig base; |
| unsigned int attrib, value, double_buffer; |
| bool srgb = false; |
| EGLint key, bind_to_texture_rgb, bind_to_texture_rgba; |
| unsigned int dri_masks[4] = { 0, 0, 0, 0 }; |
| _EGLConfig *matching_config; |
| EGLint num_configs = 0; |
| EGLint config_id; |
| int i; |
| |
| dri2_dpy = disp->DriverData; |
| _eglInitConfig(&base, disp, id); |
| |
| i = 0; |
| double_buffer = 0; |
| bind_to_texture_rgb = 0; |
| bind_to_texture_rgba = 0; |
| |
| while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) { |
| switch (attrib) { |
| case __DRI_ATTRIB_RENDER_TYPE: |
| if (value & __DRI_ATTRIB_RGBA_BIT) |
| value = EGL_RGB_BUFFER; |
| else if (value & __DRI_ATTRIB_LUMINANCE_BIT) |
| value = EGL_LUMINANCE_BUFFER; |
| else |
| return NULL; |
| _eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value); |
| break; |
| |
| case __DRI_ATTRIB_CONFIG_CAVEAT: |
| if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG) |
| value = EGL_NON_CONFORMANT_CONFIG; |
| else if (value & __DRI_ATTRIB_SLOW_BIT) |
| value = EGL_SLOW_CONFIG; |
| else |
| value = EGL_NONE; |
| _eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value); |
| break; |
| |
| case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB: |
| bind_to_texture_rgb = value; |
| break; |
| |
| case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA: |
| bind_to_texture_rgba = value; |
| break; |
| |
| case __DRI_ATTRIB_DOUBLE_BUFFER: |
| double_buffer = value; |
| break; |
| |
| case __DRI_ATTRIB_RED_MASK: |
| dri_masks[0] = value; |
| break; |
| |
| case __DRI_ATTRIB_GREEN_MASK: |
| dri_masks[1] = value; |
| break; |
| |
| case __DRI_ATTRIB_BLUE_MASK: |
| dri_masks[2] = value; |
| break; |
| |
| case __DRI_ATTRIB_ALPHA_MASK: |
| dri_masks[3] = value; |
| break; |
| |
| case __DRI_ATTRIB_ACCUM_RED_SIZE: |
| case __DRI_ATTRIB_ACCUM_GREEN_SIZE: |
| case __DRI_ATTRIB_ACCUM_BLUE_SIZE: |
| case __DRI_ATTRIB_ACCUM_ALPHA_SIZE: |
| /* Don't expose visuals with the accumulation buffer. */ |
| if (value > 0) |
| return NULL; |
| break; |
| |
| case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE: |
| srgb = value != 0; |
| break; |
| |
| default: |
| key = dri2_to_egl_attribute_map[attrib]; |
| if (key != 0) |
| _eglSetConfigKey(&base, key, value); |
| break; |
| } |
| } |
| |
| if (attr_list) |
| for (i = 0; attr_list[i] != EGL_NONE; i += 2) |
| _eglSetConfigKey(&base, attr_list[i], attr_list[i+1]); |
| |
| if (rgba_masks && memcmp(rgba_masks, dri_masks, sizeof(dri_masks))) |
| return NULL; |
| |
| base.NativeRenderable = EGL_TRUE; |
| |
| base.SurfaceType = surface_type; |
| if (surface_type & (EGL_PBUFFER_BIT | |
| (disp->Extensions.NOK_texture_from_pixmap ? EGL_PIXMAP_BIT : 0))) { |
| base.BindToTextureRGB = bind_to_texture_rgb; |
| if (base.AlphaSize > 0) |
| base.BindToTextureRGBA = bind_to_texture_rgba; |
| } |
| |
| base.RenderableType = disp->ClientAPIs; |
| base.Conformant = disp->ClientAPIs; |
| |
| base.MinSwapInterval = dri2_dpy->min_swap_interval; |
| base.MaxSwapInterval = dri2_dpy->max_swap_interval; |
| |
| if (!_eglValidateConfig(&base, EGL_FALSE)) { |
| _eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id); |
| return NULL; |
| } |
| |
| config_id = base.ConfigID; |
| base.ConfigID = EGL_DONT_CARE; |
| base.SurfaceType = EGL_DONT_CARE; |
| num_configs = _eglFilterArray(disp->Configs, (void **) &matching_config, 1, |
| (_EGLArrayForEach) dri2_match_config, &base); |
| |
| if (num_configs == 1) { |
| conf = (struct dri2_egl_config *) matching_config; |
| |
| if (double_buffer && srgb && !conf->dri_srgb_double_config) |
| conf->dri_srgb_double_config = dri_config; |
| else if (double_buffer && !srgb && !conf->dri_double_config) |
| conf->dri_double_config = dri_config; |
| else if (!double_buffer && srgb && !conf->dri_srgb_single_config) |
| conf->dri_srgb_single_config = dri_config; |
| else if (!double_buffer && !srgb && !conf->dri_single_config) |
| conf->dri_single_config = dri_config; |
| else |
| /* a similar config type is already added (unlikely) => discard */ |
| return NULL; |
| } |
| else if (num_configs == 0) { |
| conf = calloc(1, sizeof *conf); |
| if (conf == NULL) |
| return NULL; |
| |
| memcpy(&conf->base, &base, sizeof base); |
| if (double_buffer) { |
| if (srgb) |
| conf->dri_srgb_double_config = dri_config; |
| else |
| conf->dri_double_config = dri_config; |
| } else { |
| if (srgb) |
| conf->dri_srgb_single_config = dri_config; |
| else |
| conf->dri_single_config = dri_config; |
| } |
| conf->base.ConfigID = config_id; |
| |
| _eglLinkConfig(&conf->base); |
| } |
| else { |
| assert(0); |
| return NULL; |
| } |
| |
| if (double_buffer) { |
| surface_type &= ~EGL_PIXMAP_BIT; |
| } |
| |
| conf->base.SurfaceType |= surface_type; |
| |
| return conf; |
| } |
| |
| __DRIimage * |
| dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data) |
| { |
| _EGLDisplay *disp = data; |
| struct dri2_egl_image *dri2_img; |
| _EGLImage *img; |
| |
| (void) screen; |
| |
| img = _eglLookupImage(image, disp); |
| if (img == NULL) { |
| _eglError(EGL_BAD_PARAMETER, "dri2_lookup_egl_image"); |
| return NULL; |
| } |
| |
| dri2_img = dri2_egl_image(image); |
| |
| return dri2_img->dri_image; |
| } |
| |
| const __DRIimageLookupExtension image_lookup_extension = { |
| .base = { __DRI_IMAGE_LOOKUP, 1 }, |
| |
| .lookupEGLImage = dri2_lookup_egl_image |
| }; |
| |
| struct dri2_extension_match { |
| const char *name; |
| int version; |
| int offset; |
| }; |
| |
| static struct dri2_extension_match dri2_driver_extensions[] = { |
| { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) }, |
| { __DRI_DRI2, 2, offsetof(struct dri2_egl_display, dri2) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static struct dri2_extension_match dri2_core_extensions[] = { |
| { __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) }, |
| { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) }, |
| { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static struct dri2_extension_match swrast_driver_extensions[] = { |
| { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) }, |
| { __DRI_SWRAST, 2, offsetof(struct dri2_egl_display, swrast) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static struct dri2_extension_match swrast_core_extensions[] = { |
| { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static EGLBoolean |
| dri2_bind_extensions(struct dri2_egl_display *dri2_dpy, |
| struct dri2_extension_match *matches, |
| const __DRIextension **extensions) |
| { |
| int i, j, ret = EGL_TRUE; |
| void *field; |
| |
| for (i = 0; extensions[i]; i++) { |
| _eglLog(_EGL_DEBUG, "DRI2: found extension `%s'", extensions[i]->name); |
| for (j = 0; matches[j].name; j++) { |
| if (strcmp(extensions[i]->name, matches[j].name) == 0 && |
| extensions[i]->version >= matches[j].version) { |
| field = ((char *) dri2_dpy + matches[j].offset); |
| *(const __DRIextension **) field = extensions[i]; |
| _eglLog(_EGL_INFO, "DRI2: found extension %s version %d", |
| extensions[i]->name, extensions[i]->version); |
| } |
| } |
| } |
| |
| for (j = 0; matches[j].name; j++) { |
| field = ((char *) dri2_dpy + matches[j].offset); |
| if (*(const __DRIextension **) field == NULL) { |
| _eglLog(_EGL_WARNING, "DRI2: did not find extension %s version %d", |
| matches[j].name, matches[j].version); |
| ret = EGL_FALSE; |
| } |
| } |
| |
| return ret; |
| } |
| |
| static const __DRIextension ** |
| dri2_open_driver(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = disp->DriverData; |
| const __DRIextension **extensions = NULL; |
| char path[PATH_MAX], *search_paths, *p, *next, *end; |
| char *get_extensions_name; |
| const __DRIextension **(*get_extensions)(void); |
| |
| search_paths = NULL; |
| if (geteuid() == getuid()) { |
| /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */ |
| search_paths = getenv("LIBGL_DRIVERS_PATH"); |
| } |
| if (search_paths == NULL) |
| search_paths = DEFAULT_DRIVER_DIR; |
| |
| dri2_dpy->driver = NULL; |
| end = search_paths + strlen(search_paths); |
| for (p = search_paths; p < end; p = next + 1) { |
| int len; |
| next = strchr(p, ':'); |
| if (next == NULL) |
| next = end; |
| |
| len = next - p; |
| #if GLX_USE_TLS |
| snprintf(path, sizeof path, |
| "%.*s/tls/%s_dri.so", len, p, dri2_dpy->driver_name); |
| dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL); |
| #endif |
| if (dri2_dpy->driver == NULL) { |
| snprintf(path, sizeof path, |
| "%.*s/%s_dri.so", len, p, dri2_dpy->driver_name); |
| dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL); |
| 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; |
| |
| #ifdef ANDROID |
| snprintf(path, sizeof path, "%.*s/gallium_dri.so", len, p); |
| dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL); |
| if (dri2_dpy->driver == NULL) |
| _eglLog(_EGL_DEBUG, "failed to open %s: %s\n", path, dlerror()); |
| else |
| break; |
| #endif |
| } |
| |
| if (dri2_dpy->driver == NULL) { |
| _eglLog(_EGL_WARNING, |
| "DRI2: failed to open %s (search paths %s)", |
| dri2_dpy->driver_name, search_paths); |
| return NULL; |
| } |
| |
| _eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path); |
| |
| if (asprintf(&get_extensions_name, "%s_%s", |
| __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 |
| 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; |
| } |
| |
| static unsigned |
| dri2_renderer_query_integer(struct dri2_egl_display *dri2_dpy, int param) |
| { |
| const __DRI2rendererQueryExtension *rendererQuery = dri2_dpy->rendererQuery; |
| unsigned int value = 0; |
| |
| if (!rendererQuery || |
| rendererQuery->queryInteger(dri2_dpy->dri_screen, param, &value) == -1) |
| return 0; |
| |
| return value; |
| } |
| |
| 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_renderer_query_integer(dri2_dpy, |
| __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB)) |
| disp->Extensions.KHR_gl_colorspace = 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; |
| } |
| if (dri2_renderer_query_integer(dri2_dpy, |
| __DRI2_RENDERER_HAS_TEXTURE_3D)) |
| disp->Extensions.KHR_gl_texture_3D_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]; |
| } |
| if (strcmp(extensions[i]->name, __DRI2_RENDERER_QUERY) == 0) { |
| dri2_dpy->rendererQuery = (__DRI2rendererQueryExtension *) 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_SURFACELESS_PLATFORM |
| case _EGL_PLATFORM_SURFACELESS: |
| if (disp->Options.TestOnly) |
| return EGL_TRUE; |
| return dri2_initialize_surfaceless(drv, disp); |
| #endif |
| |
| #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"); |
| } |
| |
| static bool |
| dri2_fill_context_attribs(struct dri2_egl_context *dri2_ctx, |
| struct dri2_egl_display *dri2_dpy, |
| uint32_t *ctx_attribs, |
| unsigned *num_attribs) |
| { |
| int pos = 0; |
| |
| assert(*num_attribs >= 8); |
| |
| ctx_attribs[pos++] = __DRI_CTX_ATTRIB_MAJOR_VERSION; |
| ctx_attribs[pos++] = dri2_ctx->base.ClientMajorVersion; |
| ctx_attribs[pos++] = __DRI_CTX_ATTRIB_MINOR_VERSION; |
| ctx_attribs[pos++] = 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"); |
| return false; |
| } |
| |
| ctx_attribs[pos++] = __DRI_CTX_ATTRIB_FLAGS; |
| ctx_attribs[pos++] = 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"); |
| return false; |
| } |
| |
| ctx_attribs[pos++] = __DRI_CTX_ATTRIB_RESET_STRATEGY; |
| ctx_attribs[pos++] = __DRI_CTX_RESET_LOSE_CONTEXT; |
| } |
| |
| *num_attribs = pos; |
| |
| return true; |
| } |
| |
| /** |
| * 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 = 8; |
| uint32_t ctx_attribs[8]; |
| |
| if (!dri2_fill_context_attribs(dri2_ctx, dri2_dpy, ctx_attribs, |
| &num_attribs)) |
| goto cleanup; |
| |
| 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_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; |
| |
| case __DRI_IMAGE_ERROR_BAD_ACCESS: |
| egl_error = EGL_BAD_ACCESS; |
| 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: |
| if (disp->Extensions.KHR_gl_texture_3D_image) { |
| depth = attrs.GLTextureZOffset; |
| gl_target = GL_TEXTURE_3D; |
| break; |
| } |
| else { |
| _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_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: |
| 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 _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); |
| } |
| |
| 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_R8: |
| case DRM_FORMAT_RG88: |
| case DRM_FORMAT_GR88: |
| 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; |
| } |
| 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 |
| |
| _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_TEXTURE_3D_KHR: |
| if (disp->Extensions.KHR_gl_texture_3D_image) { |
| return dri2_create_image_khr_texture(disp, ctx, target, buffer, attr_list); |
| } |
| else { |
| _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| 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); |
| case EGL_LINUX_DMA_BUF_EXT: |
| return dri2_create_image_dma_buf(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 |
| 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_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; |
| |
| 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; |
| |
| 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 EGLAttrib *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, EGLTime 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_ANDROID_PLATFORM |
| const char *libname = "libglapi.so"; |
| #elif defined(__APPLE__) |
| const char *libname = "libglapi.0.dylib"; |
| #else |
| const char *libname = "libglapi.so.0"; |
| #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; |
| } |