| /* |
| * 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> |
| */ |
| |
| #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> |
| #include <c11/threads.h> |
| #include <time.h> |
| #ifdef HAVE_LIBDRM |
| #include <xf86drm.h> |
| #include "drm-uapi/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-client.h> |
| #include "wayland-drm.h" |
| #include "wayland-drm-client-protocol.h" |
| #include "linux-dmabuf-unstable-v1-client-protocol.h" |
| #endif |
| |
| #ifdef HAVE_X11_PLATFORM |
| #include "X11/Xlibint.h" |
| #endif |
| |
| #include "egldefines.h" |
| #include "egl_dri2.h" |
| #include "GL/mesa_glinterop.h" |
| #include "loader/loader.h" |
| #include "util/os_file.h" |
| #include "util/u_atomic.h" |
| #include "util/u_vector.h" |
| #include "mapi/glapi/glapi.h" |
| #include "util/bitscan.h" |
| #include "util/u_math.h" |
| |
| /* Additional definitions not yet in the drm_fourcc.h. |
| */ |
| #ifndef DRM_FORMAT_P010 |
| #define DRM_FORMAT_P010 fourcc_code('P', '0', '1', '0') /* 2x2 subsampled Cb:Cr plane 10 bits per channel */ |
| #endif |
| |
| #ifndef DRM_FORMAT_P012 |
| #define DRM_FORMAT_P012 fourcc_code('P', '0', '1', '2') /* 2x2 subsampled Cb:Cr plane 12 bits per channel */ |
| #endif |
| |
| #ifndef DRM_FORMAT_P016 |
| #define DRM_FORMAT_P016 fourcc_code('P', '0', '1', '6') /* 2x2 subsampled Cb:Cr plane 16 bits per channel */ |
| #endif |
| |
| #define NUM_ATTRIBS 12 |
| |
| static const struct dri2_pbuffer_visual { |
| const char *format_name; |
| unsigned int dri_image_format; |
| int rgba_shifts[4]; |
| unsigned int rgba_sizes[4]; |
| } dri2_pbuffer_visuals[] = { |
| { |
| "ABGR16F", |
| __DRI_IMAGE_FORMAT_ABGR16161616F, |
| { 0, 16, 32, 48 }, |
| { 16, 16, 16, 16 } |
| }, |
| { |
| "XBGR16F", |
| __DRI_IMAGE_FORMAT_XBGR16161616F, |
| { 0, 16, 32, -1 }, |
| { 16, 16, 16, 0 } |
| }, |
| { |
| "A2RGB10", |
| __DRI_IMAGE_FORMAT_ARGB2101010, |
| { 20, 10, 0, 30 }, |
| { 10, 10, 10, 2 } |
| }, |
| { |
| "X2RGB10", |
| __DRI_IMAGE_FORMAT_XRGB2101010, |
| { 20, 10, 0, -1 }, |
| { 10, 10, 10, 0 } |
| }, |
| { |
| "ARGB8888", |
| __DRI_IMAGE_FORMAT_ARGB8888, |
| { 16, 8, 0, 24 }, |
| { 8, 8, 8, 8 } |
| }, |
| { |
| "RGB888", |
| __DRI_IMAGE_FORMAT_XRGB8888, |
| { 16, 8, 0, -1 }, |
| { 8, 8, 8, 0 } |
| }, |
| { |
| "RGB565", |
| __DRI_IMAGE_FORMAT_RGB565, |
| { 11, 5, 0, -1 }, |
| { 5, 6, 5, 0 } |
| }, |
| }; |
| |
| static void |
| dri_set_background_context(void *loaderPrivate) |
| { |
| _EGLContext *ctx = _eglGetCurrentContext(); |
| _EGLThreadInfo *t = _eglGetCurrentThread(); |
| |
| _eglBindContextToThread(ctx, t); |
| } |
| |
| static void |
| dri2_gl_flush() |
| { |
| static void (*glFlush)(void); |
| static mtx_t glFlushMutex = _MTX_INITIALIZER_NP; |
| |
| mtx_lock(&glFlushMutex); |
| if (!glFlush) |
| glFlush = _glapi_get_proc_address("glFlush"); |
| mtx_unlock(&glFlushMutex); |
| |
| /* if glFlush is not available things are horribly broken */ |
| if (!glFlush) { |
| _eglLog(_EGL_WARNING, "DRI2: failed to find glFlush entry point"); |
| return; |
| } |
| |
| glFlush(); |
| } |
| |
| static GLboolean |
| dri_is_thread_safe(void *loaderPrivate) |
| { |
| struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| UNUSED _EGLDisplay *display = dri2_surf->base.Resource.Display; |
| |
| #ifdef HAVE_X11_PLATFORM |
| Display *xdpy = (Display*)display->PlatformDisplay; |
| |
| /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib |
| * platform |
| * |
| * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'. |
| * It wll be NULL if XInitThreads wasn't called. |
| */ |
| if (display->Platform == _EGL_PLATFORM_X11 && xdpy && !xdpy->lock_fns) |
| return false; |
| #endif |
| |
| #ifdef HAVE_WAYLAND_PLATFORM |
| if (display->Platform == _EGL_PLATFORM_WAYLAND) |
| return true; |
| #endif |
| |
| return true; |
| } |
| |
| const __DRIbackgroundCallableExtension background_callable_extension = { |
| .base = { __DRI_BACKGROUND_CALLABLE, 2 }, |
| |
| .setBackgroundContext = dri_set_background_context, |
| .isThreadSafe = dri_is_thread_safe, |
| }; |
| |
| const __DRIuseInvalidateExtension use_invalidate = { |
| .base = { __DRI_USE_INVALIDATE, 1 } |
| }; |
| |
| static void |
| dri2_get_pbuffer_drawable_info(__DRIdrawable * draw, |
| int *x, int *y, int *w, int *h, |
| void *loaderPrivate) |
| { |
| struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| |
| *x = *y = 0; |
| *w = dri2_surf->base.Width; |
| *h = dri2_surf->base.Height; |
| } |
| |
| static int |
| dri2_get_bytes_per_pixel(struct dri2_egl_surface *dri2_surf) |
| { |
| const int depth = dri2_surf->base.Config->BufferSize; |
| return depth ? util_next_power_of_two(depth / 8) : 0; |
| } |
| |
| static void |
| dri2_put_image(__DRIdrawable * draw, int op, |
| int x, int y, int w, int h, |
| char *data, void *loaderPrivate) |
| { |
| struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| const int bpp = dri2_get_bytes_per_pixel(dri2_surf); |
| const int width = dri2_surf->base.Width; |
| const int height = dri2_surf->base.Height; |
| const int dst_stride = width*bpp; |
| const int src_stride = w*bpp; |
| const int x_offset = x*bpp; |
| int copy_width = src_stride; |
| |
| if (!dri2_surf->swrast_device_buffer) |
| dri2_surf->swrast_device_buffer = malloc(height*dst_stride); |
| |
| if (dri2_surf->swrast_device_buffer) { |
| const char *src = data; |
| char *dst = dri2_surf->swrast_device_buffer; |
| |
| dst += x_offset; |
| dst += y*dst_stride; |
| |
| /* Drivers are allowed to submit OOB PutImage requests, so clip here. */ |
| if (copy_width > dst_stride - x_offset) |
| copy_width = dst_stride - x_offset; |
| if (h > height - y) |
| h = height - y; |
| |
| for (; 0 < h; --h) { |
| memcpy(dst, src, copy_width); |
| dst += dst_stride; |
| src += src_stride; |
| } |
| } |
| } |
| |
| static void |
| dri2_get_image(__DRIdrawable * read, |
| int x, int y, int w, int h, |
| char *data, void *loaderPrivate) |
| { |
| struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| const int bpp = dri2_get_bytes_per_pixel(dri2_surf); |
| const int width = dri2_surf->base.Width; |
| const int height = dri2_surf->base.Height; |
| const int src_stride = width*bpp; |
| const int dst_stride = w*bpp; |
| const int x_offset = x*bpp; |
| int copy_width = dst_stride; |
| const char *src = dri2_surf->swrast_device_buffer; |
| char *dst = data; |
| |
| if (!src) { |
| memset(data, 0, copy_width * h); |
| return; |
| } |
| |
| src += x_offset; |
| src += y*src_stride; |
| |
| /* Drivers are allowed to submit OOB GetImage requests, so clip here. */ |
| if (copy_width > src_stride - x_offset) |
| copy_width = src_stride - x_offset; |
| if (h > height - y) |
| h = height - y; |
| |
| for (; 0 < h; --h) { |
| memcpy(dst, src, copy_width); |
| src += src_stride; |
| dst += dst_stride; |
| } |
| |
| } |
| |
| /* HACK: technically we should have swrast_null, instead of these. |
| */ |
| const __DRIswrastLoaderExtension swrast_pbuffer_loader_extension = { |
| .base = { __DRI_SWRAST_LOADER, 1 }, |
| .getDrawableInfo = dri2_get_pbuffer_drawable_info, |
| .putImage = dri2_put_image, |
| .getImage = dri2_get_image, |
| }; |
| |
| static const EGLint dri2_to_egl_attribute_map[__DRI_ATTRIB_MAX] = { |
| [__DRI_ATTRIB_BUFFER_SIZE ] = EGL_BUFFER_SIZE, |
| [__DRI_ATTRIB_LEVEL] = EGL_LEVEL, |
| [__DRI_ATTRIB_LUMINANCE_SIZE] = EGL_LUMINANCE_SIZE, |
| [__DRI_ATTRIB_DEPTH_SIZE] = EGL_DEPTH_SIZE, |
| [__DRI_ATTRIB_STENCIL_SIZE] = EGL_STENCIL_SIZE, |
| [__DRI_ATTRIB_SAMPLE_BUFFERS] = EGL_SAMPLE_BUFFERS, |
| [__DRI_ATTRIB_SAMPLES] = EGL_SAMPLES, |
| [__DRI_ATTRIB_MAX_PBUFFER_WIDTH] = EGL_MAX_PBUFFER_WIDTH, |
| [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT] = EGL_MAX_PBUFFER_HEIGHT, |
| [__DRI_ATTRIB_MAX_PBUFFER_PIXELS] = EGL_MAX_PBUFFER_PIXELS, |
| [__DRI_ATTRIB_MAX_SWAP_INTERVAL] = EGL_MAX_SWAP_INTERVAL, |
| [__DRI_ATTRIB_MIN_SWAP_INTERVAL] = EGL_MIN_SWAP_INTERVAL, |
| [__DRI_ATTRIB_YINVERTED] = EGL_Y_INVERTED_NOK, |
| }; |
| |
| const __DRIconfig * |
| dri2_get_dri_config(struct dri2_egl_config *conf, EGLint surface_type, |
| EGLenum colorspace) |
| { |
| const bool double_buffer = surface_type == EGL_WINDOW_BIT; |
| const bool srgb = colorspace == EGL_GL_COLORSPACE_SRGB_KHR; |
| |
| return conf->dri_config[double_buffer][srgb]; |
| } |
| |
| 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; |
| } |
| |
| void |
| dri2_get_shifts_and_sizes(const __DRIcoreExtension *core, |
| const __DRIconfig *config, int *shifts, |
| unsigned int *sizes) |
| { |
| unsigned int mask; |
| |
| if (core->getConfigAttrib(config, __DRI_ATTRIB_RED_SHIFT, (unsigned int *)&shifts[0])) { |
| core->getConfigAttrib(config, __DRI_ATTRIB_GREEN_SHIFT, (unsigned int *)&shifts[1]); |
| core->getConfigAttrib(config, __DRI_ATTRIB_BLUE_SHIFT, (unsigned int *)&shifts[2]); |
| core->getConfigAttrib(config, __DRI_ATTRIB_ALPHA_SHIFT, (unsigned int *)&shifts[3]); |
| } else { |
| /* Driver isn't exposing shifts, so convert masks to shifts */ |
| core->getConfigAttrib(config, __DRI_ATTRIB_RED_MASK, &mask); |
| shifts[0] = ffs(mask) - 1; |
| core->getConfigAttrib(config, __DRI_ATTRIB_GREEN_MASK, &mask); |
| shifts[1] = ffs(mask) - 1; |
| core->getConfigAttrib(config, __DRI_ATTRIB_BLUE_MASK, &mask); |
| shifts[2] = ffs(mask) - 1; |
| core->getConfigAttrib(config, __DRI_ATTRIB_ALPHA_MASK, &mask); |
| shifts[3] = ffs(mask) - 1; |
| } |
| |
| core->getConfigAttrib(config, __DRI_ATTRIB_RED_SIZE, &sizes[0]); |
| core->getConfigAttrib(config, __DRI_ATTRIB_GREEN_SIZE, &sizes[1]); |
| core->getConfigAttrib(config, __DRI_ATTRIB_BLUE_SIZE, &sizes[2]); |
| core->getConfigAttrib(config, __DRI_ATTRIB_ALPHA_SIZE, &sizes[3]); |
| } |
| |
| void |
| dri2_get_render_type_float(const __DRIcoreExtension *core, |
| const __DRIconfig *config, |
| bool *is_float) |
| { |
| unsigned int render_type; |
| |
| core->getConfigAttrib(config, __DRI_ATTRIB_RENDER_TYPE, &render_type); |
| *is_float = (render_type & __DRI_ATTRIB_FLOAT_BIT) ? true : false; |
| } |
| |
| unsigned int |
| dri2_image_format_for_pbuffer_config(struct dri2_egl_display *dri2_dpy, |
| const __DRIconfig *config) |
| { |
| int shifts[4]; |
| unsigned int sizes[4]; |
| |
| dri2_get_shifts_and_sizes(dri2_dpy->core, config, shifts, sizes); |
| |
| for (unsigned i = 0; i < ARRAY_SIZE(dri2_pbuffer_visuals); ++i) { |
| const struct dri2_pbuffer_visual *visual = &dri2_pbuffer_visuals[i]; |
| |
| if (shifts[0] == visual->rgba_shifts[0] && |
| shifts[1] == visual->rgba_shifts[1] && |
| shifts[2] == visual->rgba_shifts[2] && |
| shifts[3] == visual->rgba_shifts[3] && |
| sizes[0] == visual->rgba_sizes[0] && |
| sizes[1] == visual->rgba_sizes[1] && |
| sizes[2] == visual->rgba_sizes[2] && |
| sizes[3] == visual->rgba_sizes[3]) { |
| return visual->dri_image_format; |
| } |
| } |
| |
| return __DRI_IMAGE_FORMAT_NONE; |
| } |
| |
| struct dri2_egl_config * |
| dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id, |
| EGLint surface_type, const EGLint *attr_list, |
| const int *rgba_shifts, const unsigned int *rgba_sizes) |
| { |
| struct dri2_egl_config *conf; |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| _EGLConfig base; |
| unsigned int attrib, value, double_buffer; |
| bool srgb = false; |
| EGLint key, bind_to_texture_rgb, bind_to_texture_rgba; |
| int dri_shifts[4] = { -1, -1, -1, -1 }; |
| unsigned int dri_sizes[4] = { 0, 0, 0, 0 }; |
| _EGLConfig *matching_config; |
| EGLint num_configs = 0; |
| EGLint config_id; |
| |
| _eglInitConfig(&base, disp, id); |
| |
| double_buffer = 0; |
| bind_to_texture_rgb = 0; |
| bind_to_texture_rgba = 0; |
| |
| for (int i = 0; i < __DRI_ATTRIB_MAX; ++i) { |
| if (!dri2_dpy->core->indexConfigAttrib(dri_config, i, &attrib, &value)) |
| break; |
| |
| switch (attrib) { |
| case __DRI_ATTRIB_RENDER_TYPE: |
| if (value & __DRI_ATTRIB_FLOAT_BIT) |
| base.ComponentType = EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT; |
| if (value & __DRI_ATTRIB_RGBA_BIT) |
| value = EGL_RGB_BUFFER; |
| else if (value & __DRI_ATTRIB_LUMINANCE_BIT) |
| value = EGL_LUMINANCE_BUFFER; |
| else |
| return NULL; |
| base.ColorBufferType = 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; |
| base.ConfigCaveat = 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_SIZE: |
| dri_sizes[0] = value; |
| base.RedSize = value; |
| break; |
| |
| case __DRI_ATTRIB_RED_MASK: |
| dri_shifts[0] = ffs(value) - 1; |
| break; |
| |
| case __DRI_ATTRIB_RED_SHIFT: |
| dri_shifts[0] = value; |
| break; |
| |
| case __DRI_ATTRIB_GREEN_SIZE: |
| dri_sizes[1] = value; |
| base.GreenSize = value; |
| break; |
| |
| case __DRI_ATTRIB_GREEN_MASK: |
| dri_shifts[1] = ffs(value) - 1; |
| break; |
| |
| case __DRI_ATTRIB_GREEN_SHIFT: |
| dri_shifts[1] = value; |
| break; |
| |
| case __DRI_ATTRIB_BLUE_SIZE: |
| dri_sizes[2] = value; |
| base.BlueSize = value; |
| break; |
| |
| case __DRI_ATTRIB_BLUE_MASK: |
| dri_shifts[2] = ffs(value) - 1; |
| break; |
| |
| case __DRI_ATTRIB_BLUE_SHIFT: |
| dri_shifts[2] = value; |
| break; |
| |
| case __DRI_ATTRIB_ALPHA_SIZE: |
| dri_sizes[3] = value; |
| base.AlphaSize = value; |
| break; |
| |
| case __DRI_ATTRIB_ALPHA_MASK: |
| dri_shifts[3] = ffs(value) - 1; |
| break; |
| |
| case __DRI_ATTRIB_ALPHA_SHIFT: |
| dri_shifts[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; |
| if (!disp->Extensions.KHR_gl_colorspace && srgb) |
| return NULL; |
| break; |
| |
| case __DRI_ATTRIB_MAX_PBUFFER_WIDTH: |
| base.MaxPbufferWidth = _EGL_MAX_PBUFFER_WIDTH; |
| break; |
| case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT: |
| base.MaxPbufferHeight = _EGL_MAX_PBUFFER_HEIGHT; |
| break; |
| case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER: |
| if (disp->Extensions.KHR_mutable_render_buffer) |
| surface_type |= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR; |
| break; |
| default: |
| key = dri2_to_egl_attribute_map[attrib]; |
| if (key != 0) |
| _eglSetConfigKey(&base, key, value); |
| break; |
| } |
| } |
| |
| if (attr_list) |
| for (int i = 0; attr_list[i] != EGL_NONE; i += 2) |
| _eglSetConfigKey(&base, attr_list[i], attr_list[i+1]); |
| |
| if (rgba_shifts && memcmp(rgba_shifts, dri_shifts, sizeof(dri_shifts))) |
| return NULL; |
| |
| if (rgba_sizes && memcmp(rgba_sizes, dri_sizes, sizeof(dri_sizes))) |
| 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; |
| } |
| |
| if (double_buffer) { |
| surface_type &= ~EGL_PIXMAP_BIT; |
| } |
| |
| /* No support for pbuffer + MSAA for now. |
| * |
| * XXX TODO: pbuffer + MSAA does not work and causes crashes. |
| * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509 |
| */ |
| if (base.Samples) { |
| surface_type &= ~EGL_PBUFFER_BIT; |
| } |
| |
| if (!surface_type) |
| return NULL; |
| |
| 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 (!conf->dri_config[double_buffer][srgb]) |
| conf->dri_config[double_buffer][srgb] = 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; |
| |
| conf->dri_config[double_buffer][srgb] = dri_config; |
| |
| memcpy(&conf->base, &base, sizeof base); |
| conf->base.SurfaceType = 0; |
| conf->base.ConfigID = config_id; |
| |
| _eglLinkConfig(&conf->base); |
| } |
| else { |
| unreachable("duplicates should not be possible"); |
| return NULL; |
| } |
| |
| conf->base.SurfaceType |= surface_type; |
| |
| return conf; |
| } |
| |
| EGLBoolean |
| dri2_add_pbuffer_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| unsigned int format_count[ARRAY_SIZE(dri2_pbuffer_visuals)] = { 0 }; |
| unsigned int config_count = 0; |
| |
| for (unsigned i = 0; dri2_dpy->driver_configs[i] != NULL; i++) { |
| for (unsigned j = 0; j < ARRAY_SIZE(dri2_pbuffer_visuals); j++) { |
| struct dri2_egl_config *dri2_conf; |
| |
| dri2_conf = dri2_add_config(disp, dri2_dpy->driver_configs[i], |
| config_count + 1, EGL_PBUFFER_BIT, NULL, |
| dri2_pbuffer_visuals[j].rgba_shifts, dri2_pbuffer_visuals[j].rgba_sizes); |
| |
| if (dri2_conf) { |
| if (dri2_conf->base.ConfigID == config_count + 1) |
| config_count++; |
| format_count[j]++; |
| } |
| } |
| } |
| |
| for (unsigned i = 0; i < ARRAY_SIZE(format_count); i++) { |
| if (!format_count[i]) { |
| _eglLog(_EGL_DEBUG, "No DRI config supports native format %s", |
| dri2_pbuffer_visuals[i].format_name); |
| } |
| } |
| |
| return (config_count != 0); |
| } |
| |
| __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 const struct dri2_extension_match dri3_driver_extensions[] = { |
| { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) }, |
| { __DRI_IMAGE_DRIVER, 1, offsetof(struct dri2_egl_display, image_driver) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static const 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 const 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 const 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 const struct dri2_extension_match swrast_core_extensions[] = { |
| { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static const struct dri2_extension_match optional_driver_extensions[] = { |
| { __DRI_CONFIG_OPTIONS, 1, offsetof(struct dri2_egl_display, configOptions) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static const struct dri2_extension_match optional_core_extensions[] = { |
| { __DRI2_ROBUSTNESS, 1, offsetof(struct dri2_egl_display, robustness) }, |
| { __DRI2_NO_ERROR, 1, offsetof(struct dri2_egl_display, no_error) }, |
| { __DRI2_CONFIG_QUERY, 1, offsetof(struct dri2_egl_display, config) }, |
| { __DRI2_FENCE, 1, offsetof(struct dri2_egl_display, fence) }, |
| { __DRI2_BUFFER_DAMAGE, 1, offsetof(struct dri2_egl_display, buffer_damage) }, |
| { __DRI2_RENDERER_QUERY, 1, offsetof(struct dri2_egl_display, rendererQuery) }, |
| { __DRI2_INTEROP, 1, offsetof(struct dri2_egl_display, interop) }, |
| { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) }, |
| { __DRI2_FLUSH_CONTROL, 1, offsetof(struct dri2_egl_display, flush_control) }, |
| { __DRI2_BLOB, 1, offsetof(struct dri2_egl_display, blob) }, |
| { __DRI_MUTABLE_RENDER_BUFFER_DRIVER, 1, offsetof(struct dri2_egl_display, mutable_render_buffer) }, |
| { NULL, 0, 0 } |
| }; |
| |
| static EGLBoolean |
| dri2_bind_extensions(struct dri2_egl_display *dri2_dpy, |
| const struct dri2_extension_match *matches, |
| const __DRIextension **extensions, |
| bool optional) |
| { |
| int ret = EGL_TRUE; |
| void *field; |
| |
| for (int i = 0; extensions[i]; i++) { |
| _eglLog(_EGL_DEBUG, "found extension `%s'", extensions[i]->name); |
| for (int 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, "found extension %s version %d", |
| extensions[i]->name, extensions[i]->version); |
| break; |
| } |
| } |
| } |
| |
| for (int j = 0; matches[j].name; j++) { |
| field = ((char *) dri2_dpy + matches[j].offset); |
| if (*(const __DRIextension **) field == NULL) { |
| if (optional) { |
| _eglLog(_EGL_DEBUG, "did not find optional extension %s version %d", |
| matches[j].name, matches[j].version); |
| } else { |
| _eglLog(_EGL_WARNING, "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 = dri2_egl_display(disp); |
| static const char *search_path_vars[] = { |
| "LIBGL_DRIVERS_PATH", |
| NULL, |
| }; |
| |
| return loader_open_driver(dri2_dpy->driver_name, |
| &dri2_dpy->driver, |
| search_path_vars); |
| } |
| |
| static EGLBoolean |
| dri2_load_driver_common(_EGLDisplay *disp, |
| const struct dri2_extension_match *driver_extensions) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| const __DRIextension **extensions; |
| |
| extensions = dri2_open_driver(disp); |
| if (!extensions) |
| return EGL_FALSE; |
| |
| if (!dri2_bind_extensions(dri2_dpy, driver_extensions, extensions, false)) { |
| dlclose(dri2_dpy->driver); |
| dri2_dpy->driver = NULL; |
| return EGL_FALSE; |
| } |
| dri2_dpy->driver_extensions = extensions; |
| |
| dri2_bind_extensions(dri2_dpy, optional_driver_extensions, extensions, true); |
| |
| return EGL_TRUE; |
| } |
| |
| EGLBoolean |
| dri2_load_driver(_EGLDisplay *disp) |
| { |
| return dri2_load_driver_common(disp, dri2_driver_extensions); |
| } |
| |
| EGLBoolean |
| dri2_load_driver_dri3(_EGLDisplay *disp) |
| { |
| return dri2_load_driver_common(disp, dri3_driver_extensions); |
| } |
| |
| EGLBoolean |
| dri2_load_driver_swrast(_EGLDisplay *disp) |
| { |
| return dri2_load_driver_common(disp, swrast_driver_extensions); |
| } |
| |
| 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; |
| } |
| |
| static const char * |
| dri2_query_driver_name(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->driver_name; |
| } |
| |
| static char * |
| dri2_query_driver_config(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| const __DRIconfigOptionsExtension *ext = dri2_dpy->configOptions; |
| |
| if (ext->base.version >= 2) |
| return ext->getXml(dri2_dpy->driver_name); |
| |
| return strdup(ext->xml); |
| } |
| |
| |
| void |
| dri2_setup_screen(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| unsigned int api_mask; |
| |
| /* |
| * EGL 1.5 specification defines the default value to 1. Moreover, |
| * eglSwapInterval() is required to clamp requested value to the supported |
| * range. Since the default value is implicitly assumed to be supported, |
| * use it as both minimum and maximum for the platforms that do not allow |
| * changing the interval. Platforms, which allow it (e.g. x11, wayland) |
| * override these values already. |
| */ |
| dri2_dpy->min_swap_interval = 1; |
| dri2_dpy->max_swap_interval = 1; |
| dri2_dpy->default_swap_interval = 1; |
| |
| if (dri2_dpy->image_driver) { |
| api_mask = dri2_dpy->image_driver->getAPIMask(dri2_dpy->dri_screen); |
| } else 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)) && _eglIsApiValid(EGL_OPENGL_API)) |
| disp->ClientAPIs |= EGL_OPENGL_BIT; |
| if ((api_mask & (1 << __DRI_API_GLES)) && _eglIsApiValid(EGL_OPENGL_ES_API)) |
| disp->ClientAPIs |= EGL_OPENGL_ES_BIT; |
| if ((api_mask & (1 << __DRI_API_GLES2)) && _eglIsApiValid(EGL_OPENGL_ES_API)) |
| disp->ClientAPIs |= EGL_OPENGL_ES2_BIT; |
| if ((api_mask & (1 << __DRI_API_GLES3)) && _eglIsApiValid(EGL_OPENGL_ES_API)) |
| disp->ClientAPIs |= EGL_OPENGL_ES3_BIT_KHR; |
| |
| assert(dri2_dpy->image_driver || dri2_dpy->dri2 || dri2_dpy->swrast); |
| disp->Extensions.KHR_no_config_context = EGL_TRUE; |
| disp->Extensions.KHR_surfaceless_context = EGL_TRUE; |
| |
| if (dri2_dpy->configOptions) { |
| disp->Extensions.MESA_query_driver = EGL_TRUE; |
| } |
| |
| /* Report back to EGL the bitmask of priorities supported */ |
| disp->Extensions.IMG_context_priority = |
| dri2_renderer_query_integer(dri2_dpy, |
| __DRI2_RENDERER_HAS_CONTEXT_PRIORITY); |
| |
| disp->Extensions.EXT_pixel_format_float = EGL_TRUE; |
| |
| if (dri2_renderer_query_integer(dri2_dpy, |
| __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB)) |
| disp->Extensions.KHR_gl_colorspace = EGL_TRUE; |
| |
| if (dri2_dpy->image_driver || |
| (dri2_dpy->dri2 && dri2_dpy->dri2->base.version >= 3) || |
| (dri2_dpy->swrast && dri2_dpy->swrast->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->no_error) |
| disp->Extensions.KHR_create_context_no_error = 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->fence->base.version >= 2 && |
| dri2_dpy->fence->get_capabilities) { |
| unsigned capabilities = |
| dri2_dpy->fence->get_capabilities(dri2_dpy->dri_screen); |
| disp->Extensions.ANDROID_native_fence_sync = |
| (capabilities & __DRI_FENCE_CAP_NATIVE_FD) != 0; |
| } |
| } |
| |
| if (dri2_dpy->blob) |
| disp->Extensions.ANDROID_blob_cache = EGL_TRUE; |
| |
| disp->Extensions.KHR_reusable_sync = 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; |
| disp->Extensions.EXT_image_dma_buf_import_modifiers = EGL_TRUE; |
| } |
| #endif |
| } |
| |
| if (dri2_dpy->flush_control) |
| disp->Extensions.KHR_context_flush_control = EGL_TRUE; |
| |
| if (dri2_dpy->buffer_damage && dri2_dpy->buffer_damage->set_damage_region) |
| disp->Extensions.KHR_partial_update = EGL_TRUE; |
| } |
| |
| void |
| dri2_setup_swap_interval(_EGLDisplay *disp, int max_swap_interval) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| GLint vblank_mode = DRI_CONF_VBLANK_DEF_INTERVAL_1; |
| |
| /* Allow driconf to override applications.*/ |
| if (dri2_dpy->config) |
| dri2_dpy->config->configQueryi(dri2_dpy->dri_screen, |
| "vblank_mode", &vblank_mode); |
| switch (vblank_mode) { |
| case DRI_CONF_VBLANK_NEVER: |
| dri2_dpy->min_swap_interval = 0; |
| dri2_dpy->max_swap_interval = 0; |
| dri2_dpy->default_swap_interval = 0; |
| break; |
| case DRI_CONF_VBLANK_ALWAYS_SYNC: |
| dri2_dpy->min_swap_interval = 1; |
| dri2_dpy->max_swap_interval = max_swap_interval; |
| dri2_dpy->default_swap_interval = 1; |
| break; |
| case DRI_CONF_VBLANK_DEF_INTERVAL_0: |
| dri2_dpy->min_swap_interval = 0; |
| dri2_dpy->max_swap_interval = max_swap_interval; |
| dri2_dpy->default_swap_interval = 0; |
| break; |
| default: |
| case DRI_CONF_VBLANK_DEF_INTERVAL_1: |
| dri2_dpy->min_swap_interval = 0; |
| dri2_dpy->max_swap_interval = max_swap_interval; |
| dri2_dpy->default_swap_interval = 1; |
| break; |
| } |
| } |
| |
| /* All platforms but DRM call this function to create the screen and populate |
| * the driver_configs. DRM inherits that information from its display - GBM. |
| */ |
| EGLBoolean |
| dri2_create_screen(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| |
| if (dri2_dpy->image_driver) { |
| dri2_dpy->dri_screen = |
| dri2_dpy->image_driver->createNewScreen2(0, dri2_dpy->fd, |
| dri2_dpy->loader_extensions, |
| dri2_dpy->driver_extensions, |
| &dri2_dpy->driver_configs, |
| disp); |
| } else 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->loader_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->loader_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->loader_extensions, |
| dri2_dpy->driver_extensions, |
| &dri2_dpy->driver_configs, disp); |
| } else { |
| dri2_dpy->dri_screen = |
| dri2_dpy->swrast->createNewScreen(0, dri2_dpy->loader_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 = true; |
| return EGL_TRUE; |
| } |
| |
| EGLBoolean |
| dri2_setup_extensions(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| const struct dri2_extension_match *mandatory_core_extensions; |
| const __DRIextension **extensions; |
| |
| extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen); |
| |
| if (dri2_dpy->image_driver || dri2_dpy->dri2) |
| mandatory_core_extensions = dri2_core_extensions; |
| else |
| mandatory_core_extensions = swrast_core_extensions; |
| |
| if (!dri2_bind_extensions(dri2_dpy, mandatory_core_extensions, extensions, false)) |
| return EGL_FALSE; |
| |
| #ifdef HAVE_DRI3_MODIFIERS |
| dri2_dpy->multibuffers_available = |
| (dri2_dpy->dri3_major_version > 1 || (dri2_dpy->dri3_major_version == 1 && |
| dri2_dpy->dri3_minor_version >= 2)) && |
| (dri2_dpy->present_major_version > 1 || (dri2_dpy->present_major_version == 1 && |
| dri2_dpy->present_minor_version >= 2)) && |
| (dri2_dpy->image && dri2_dpy->image->base.version >= 15); |
| #endif |
| |
| dri2_bind_extensions(dri2_dpy, optional_core_extensions, extensions, true); |
| return EGL_TRUE; |
| } |
| |
| /** |
| * Called via eglInitialize(), GLX_drv->API.Initialize(). |
| * |
| * This must be guaranteed to be called exactly once, even if eglInitialize is |
| * called many times (without a eglTerminate in between). |
| */ |
| static EGLBoolean |
| dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp) |
| { |
| EGLBoolean ret = EGL_FALSE; |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| |
| /* In the case where the application calls eglMakeCurrent(context1), |
| * eglTerminate, then eglInitialize again (without a call to eglReleaseThread |
| * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still |
| * initialized, as we need it to be able to free context1 correctly. |
| * |
| * It would probably be safest to forcibly release the display with |
| * dri2_display_release, to make sure the display is reinitialized correctly. |
| * However, the EGL spec states that we need to keep a reference to the |
| * current context (so we cannot call dri2_make_current(NULL)), and therefore |
| * we would leak context1 as we would be missing the old display connection |
| * to free it up correctly. |
| */ |
| if (dri2_dpy) { |
| dri2_dpy->ref_count++; |
| return EGL_TRUE; |
| } |
| |
| loader_set_logger(_eglLog); |
| |
| switch (disp->Platform) { |
| case _EGL_PLATFORM_SURFACELESS: |
| ret = dri2_initialize_surfaceless(drv, disp); |
| break; |
| case _EGL_PLATFORM_DEVICE: |
| ret = dri2_initialize_device(drv, disp); |
| break; |
| case _EGL_PLATFORM_X11: |
| ret = dri2_initialize_x11(drv, disp); |
| break; |
| case _EGL_PLATFORM_DRM: |
| ret = dri2_initialize_drm(drv, disp); |
| break; |
| case _EGL_PLATFORM_WAYLAND: |
| ret = dri2_initialize_wayland(drv, disp); |
| break; |
| case _EGL_PLATFORM_ANDROID: |
| ret = dri2_initialize_android(drv, disp); |
| break; |
| default: |
| unreachable("Callers ensure we cannot get here."); |
| return EGL_FALSE; |
| } |
| |
| if (!ret) |
| return EGL_FALSE; |
| |
| dri2_dpy = dri2_egl_display(disp); |
| dri2_dpy->ref_count++; |
| |
| return EGL_TRUE; |
| } |
| |
| /** |
| * Decrement display reference count, and free up display if necessary. |
| */ |
| static void |
| dri2_display_release(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy; |
| |
| if (!disp) |
| return; |
| |
| dri2_dpy = dri2_egl_display(disp); |
| |
| assert(dri2_dpy->ref_count > 0); |
| dri2_dpy->ref_count--; |
| |
| if (dri2_dpy->ref_count > 0) |
| return; |
| |
| _eglCleanupDisplay(disp); |
| dri2_display_destroy(disp); |
| } |
| |
| void |
| dri2_display_destroy(_EGLDisplay *disp) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| |
| if (dri2_dpy->own_dri_screen) { |
| if (dri2_dpy->vtbl && dri2_dpy->vtbl->close_screen_notify) |
| dri2_dpy->vtbl->close_screen_notify(disp); |
| dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); |
| } |
| if (dri2_dpy->fd >= 0) |
| close(dri2_dpy->fd); |
| if (dri2_dpy->driver) |
| dlclose(dri2_dpy->driver); |
| free(dri2_dpy->driver_name); |
| |
| #ifdef HAVE_WAYLAND_PLATFORM |
| free(dri2_dpy->device_name); |
| #endif |
| |
| switch (disp->Platform) { |
| case _EGL_PLATFORM_X11: |
| dri2_teardown_x11(dri2_dpy); |
| break; |
| case _EGL_PLATFORM_DRM: |
| dri2_teardown_drm(dri2_dpy); |
| break; |
| case _EGL_PLATFORM_WAYLAND: |
| dri2_teardown_wayland(dri2_dpy); |
| break; |
| default: |
| /* TODO: add teardown for other platforms */ |
| 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 && dri2_dpy->driver_configs) { |
| for (unsigned 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; |
| } |
| |
| __DRIbuffer * |
| dri2_egl_surface_alloc_local_buffer(struct dri2_egl_surface *dri2_surf, |
| unsigned int att, unsigned int format) |
| { |
| struct dri2_egl_display *dri2_dpy = |
| dri2_egl_display(dri2_surf->base.Resource.Display); |
| |
| if (att >= ARRAY_SIZE(dri2_surf->local_buffers)) |
| return NULL; |
| |
| if (!dri2_surf->local_buffers[att]) { |
| dri2_surf->local_buffers[att] = |
| dri2_dpy->dri2->allocateBuffer(dri2_dpy->dri_screen, att, format, |
| dri2_surf->base.Width, dri2_surf->base.Height); |
| } |
| |
| return dri2_surf->local_buffers[att]; |
| } |
| |
| void |
| dri2_egl_surface_free_local_buffers(struct dri2_egl_surface *dri2_surf) |
| { |
| struct dri2_egl_display *dri2_dpy = |
| dri2_egl_display(dri2_surf->base.Resource.Display); |
| |
| for (int i = 0; i < ARRAY_SIZE(dri2_surf->local_buffers); i++) { |
| if (dri2_surf->local_buffers[i]) { |
| dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen, |
| dri2_surf->local_buffers[i]); |
| dri2_surf->local_buffers[i] = NULL; |
| } |
| } |
| } |
| |
| /** |
| * Called via eglTerminate(), drv->API.Terminate(). |
| * |
| * This must be guaranteed to be called exactly once, even if eglTerminate is |
| * called many times (without a eglInitialize in between). |
| */ |
| static EGLBoolean |
| dri2_terminate(_EGLDriver *drv, _EGLDisplay *disp) |
| { |
| /* Release all non-current Context/Surfaces. */ |
| _eglReleaseDisplayResources(drv, disp); |
| |
| dri2_display_release(disp); |
| |
| 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(!"unknown dri_error code"); |
| 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 >= NUM_ATTRIBS); |
| |
| 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 || dri2_ctx->base.NoError) { |
| /* 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 | |
| (dri2_ctx->base.NoError ? __DRI_CTX_FLAG_NO_ERROR : 0); |
| } |
| |
| 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; |
| } |
| |
| if (dri2_ctx->base.ContextPriority != EGL_CONTEXT_PRIORITY_MEDIUM_IMG) { |
| unsigned val; |
| |
| switch (dri2_ctx->base.ContextPriority) { |
| case EGL_CONTEXT_PRIORITY_HIGH_IMG: |
| val = __DRI_CTX_PRIORITY_HIGH; |
| break; |
| case EGL_CONTEXT_PRIORITY_MEDIUM_IMG: |
| val = __DRI_CTX_PRIORITY_MEDIUM; |
| break; |
| case EGL_CONTEXT_PRIORITY_LOW_IMG: |
| val = __DRI_CTX_PRIORITY_LOW; |
| break; |
| default: |
| _eglError(EGL_BAD_CONFIG, "eglCreateContext"); |
| return false; |
| } |
| |
| ctx_attribs[pos++] = __DRI_CTX_ATTRIB_PRIORITY; |
| ctx_attribs[pos++] = val; |
| } |
| |
| if (dri2_ctx->base.ReleaseBehavior == EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR) { |
| ctx_attribs[pos++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR; |
| ctx_attribs[pos++] = __DRI_CTX_RELEASE_BEHAVIOR_NONE; |
| } |
| |
| *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; |
| unsigned error; |
| unsigned num_attribs = NUM_ATTRIBS; |
| uint32_t ctx_attribs[NUM_ATTRIBS]; |
| |
| (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; |
| |
| /* The EGL_EXT_create_context_robustness spec says: |
| * |
| * "Add to the eglCreateContext context creation errors: [...] |
| * |
| * * If the reset notification behavior of <share_context> and the |
| * newly created context are different then an EGL_BAD_MATCH error is |
| * generated." |
| */ |
| if (share_list && share_list->ResetNotificationStrategy != |
| dri2_ctx->base.ResetNotificationStrategy) { |
| _eglError(EGL_BAD_MATCH, "eglCreateContext"); |
| goto cleanup; |
| } |
| |
| /* The EGL_KHR_create_context_no_error spec says: |
| * |
| * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR |
| * used to create <share_context> does not match the value of |
| * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created." |
| */ |
| if (share_list && share_list->NoError != dri2_ctx->base.NoError) { |
| _eglError(EGL_BAD_MATCH, "eglCreateContext"); |
| 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 if (dri2_ctx->base.ClientMajorVersion == 3 && |
| dri2_ctx->base.ClientMinorVersion == 1) |
| 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_config[1][0]) |
| dri_config = dri2_config->dri_config[1][0]; |
| else |
| dri_config = dri2_config->dri_config[0][0]; |
| } |
| else |
| dri_config = NULL; |
| |
| if (!dri2_fill_context_attribs(dri2_ctx, dri2_dpy, ctx_attribs, |
| &num_attribs)) |
| goto cleanup; |
| |
| if (dri2_dpy->image_driver) { |
| dri2_ctx->dri_context = |
| dri2_dpy->image_driver->createContextAttribs(dri2_dpy->dri_screen, |
| api, |
| dri_config, |
| shared, |
| num_attribs / 2, |
| ctx_attribs, |
| & error, |
| dri2_ctx); |
| dri2_create_context_attribs_error(error); |
| } else if (dri2_dpy->dri2) { |
| if (dri2_dpy->dri2->base.version >= 3) { |
| 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); |
| if (dri2_dpy->swrast->base.version >= 3) { |
| dri2_ctx->dri_context = |
| dri2_dpy->swrast->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->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; |
| } |
| |
| EGLBoolean |
| dri2_init_surface(_EGLSurface *surf, _EGLDisplay *disp, EGLint type, |
| _EGLConfig *conf, const EGLint *attrib_list, |
| EGLBoolean enable_out_fence, void *native_surface) |
| { |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| |
| dri2_surf->out_fence_fd = -1; |
| dri2_surf->enable_out_fence = false; |
| if (dri2_dpy->fence && dri2_dpy->fence->base.version >= 2 && |
| dri2_dpy->fence->get_capabilities && |
| (dri2_dpy->fence->get_capabilities(dri2_dpy->dri_screen) & |
| __DRI_FENCE_CAP_NATIVE_FD)) { |
| dri2_surf->enable_out_fence = enable_out_fence; |
| } |
| |
| return _eglInitSurface(surf, disp, type, conf, attrib_list, native_surface); |
| } |
| |
| static void |
| dri2_surface_set_out_fence_fd( _EGLSurface *surf, int fence_fd) |
| { |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| |
| if (dri2_surf->out_fence_fd >= 0) |
| close(dri2_surf->out_fence_fd); |
| |
| dri2_surf->out_fence_fd = fence_fd; |
| } |
| |
| void |
| dri2_fini_surface(_EGLSurface *surf) |
| { |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| |
| dri2_surface_set_out_fence_fd(surf, -1); |
| dri2_surf->enable_out_fence = false; |
| } |
| |
| static EGLBoolean |
| dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| |
| if (!_eglPutSurface(surf)) |
| return EGL_TRUE; |
| |
| return dri2_dpy->vtbl->destroy_surface(drv, disp, surf); |
| } |
| |
| static void |
| dri2_surf_update_fence_fd(_EGLContext *ctx, |
| _EGLDisplay *disp, _EGLSurface *surf) |
| { |
| __DRIcontext *dri_ctx = dri2_egl_context(ctx)->dri_context; |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| int fence_fd = -1; |
| void *fence; |
| |
| if (!dri2_surf->enable_out_fence) |
| return; |
| |
| fence = dri2_dpy->fence->create_fence_fd(dri_ctx, -1); |
| if (fence) { |
| fence_fd = dri2_dpy->fence->get_fence_fd(dri2_dpy->dri_screen, |
| fence); |
| dri2_dpy->fence->destroy_fence(dri2_dpy->dri_screen, fence); |
| } |
| dri2_surface_set_out_fence_fd(surf, fence_fd); |
| } |
| |
| EGLBoolean |
| dri2_create_drawable(struct dri2_egl_display *dri2_dpy, |
| const __DRIconfig *config, |
| struct dri2_egl_surface *dri2_surf, |
| void *loaderPrivate) |
| { |
| __DRIcreateNewDrawableFunc createNewDrawable; |
| |
| if (dri2_dpy->image_driver) |
| createNewDrawable = dri2_dpy->image_driver->createNewDrawable; |
| else if (dri2_dpy->dri2) |
| createNewDrawable = dri2_dpy->dri2->createNewDrawable; |
| else if (dri2_dpy->swrast) |
| createNewDrawable = dri2_dpy->swrast->createNewDrawable; |
| else |
| return _eglError(EGL_BAD_ALLOC, "no createNewDrawable"); |
| |
| dri2_surf->dri_drawable = createNewDrawable(dri2_dpy->dri_screen, |
| config, loaderPrivate); |
| if (dri2_surf->dri_drawable == NULL) |
| return _eglError(EGL_BAD_ALLOC, "createNewDrawable"); |
| |
| 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_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); |
| _EGLDisplay *old_disp = NULL; |
| struct dri2_egl_display *old_dri2_dpy = NULL; |
| _EGLContext *old_ctx; |
| _EGLSurface *old_dsurf, *old_rsurf; |
| _EGLSurface *tmp_dsurf, *tmp_rsurf; |
| __DRIdrawable *ddraw, *rdraw; |
| __DRIcontext *cctx; |
| EGLBoolean unbind; |
| |
| if (!dri2_dpy) |
| return _eglError(EGL_NOT_INITIALIZED, "eglMakeCurrent"); |
| |
| /* make new bindings */ |
| if (!_eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf)) { |
| /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */ |
| return EGL_FALSE; |
| } |
| |
| if (old_ctx) { |
| old_disp = old_ctx->Resource.Display; |
| old_dri2_dpy = dri2_egl_display(old_disp); |
| } |
| |
| /* flush before context switch */ |
| if (old_ctx) |
| dri2_gl_flush(); |
| |
| ddraw = (dsurf) ? dri2_dpy->vtbl->get_dri_drawable(dsurf) : NULL; |
| rdraw = (rsurf) ? dri2_dpy->vtbl->get_dri_drawable(rsurf) : NULL; |
| cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL; |
| |
| if (old_ctx) { |
| __DRIcontext *old_cctx = dri2_egl_context(old_ctx)->dri_context; |
| |
| if (old_dsurf) |
| dri2_surf_update_fence_fd(old_ctx, disp, old_dsurf); |
| |
| /* Disable shared buffer mode */ |
| if (old_dsurf && _eglSurfaceInSharedBufferMode(old_dsurf) && |
| old_dri2_dpy->vtbl->set_shared_buffer_mode) { |
| old_dri2_dpy->vtbl->set_shared_buffer_mode(old_disp, old_dsurf, false); |
| } |
| |
| dri2_dpy->core->unbindContext(old_cctx); |
| } |
| |
| unbind = (cctx == NULL && ddraw == NULL && rdraw == NULL); |
| |
| if (!unbind && !dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) { |
| /* undo the previous _eglBindContext */ |
| _eglBindContext(old_ctx, old_dsurf, old_rsurf, &ctx, &tmp_dsurf, &tmp_rsurf); |
| assert(&dri2_ctx->base == ctx && |
| tmp_dsurf == dsurf && |
| tmp_rsurf == rsurf); |
| |
| if (old_dsurf && _eglSurfaceInSharedBufferMode(old_dsurf) && |
| old_dri2_dpy->vtbl->set_shared_buffer_mode) { |
| old_dri2_dpy->vtbl->set_shared_buffer_mode(old_disp, old_dsurf, true); |
| } |
| |
| _eglPutSurface(dsurf); |
| _eglPutSurface(rsurf); |
| _eglPutContext(ctx); |
| |
| _eglPutSurface(old_dsurf); |
| _eglPutSurface(old_rsurf); |
| _eglPutContext(old_ctx); |
| |
| /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but |
| * setting the error to EGL_BAD_MATCH is surely better than leaving it |
| * as EGL_SUCCESS. |
| */ |
| return _eglError(EGL_BAD_MATCH, "eglMakeCurrent"); |
| } |
| |
| dri2_destroy_surface(drv, disp, old_dsurf); |
| dri2_destroy_surface(drv, disp, old_rsurf); |
| |
| if (!unbind) |
| dri2_dpy->ref_count++; |
| |
| if (old_ctx) { |
| dri2_destroy_context(drv, disp, old_ctx); |
| dri2_display_release(old_disp); |
| } |
| |
| if (dsurf && _eglSurfaceHasMutableRenderBuffer(dsurf) && |
| dri2_dpy->vtbl->set_shared_buffer_mode) { |
| /* Always update the shared buffer mode. This is obviously needed when |
| * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When |
| * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the |
| * case where external non-EGL API may have changed window's shared |
| * buffer mode since we last saw it. |
| */ |
| bool mode = (dsurf->ActiveRenderBuffer == EGL_SINGLE_BUFFER); |
| dri2_dpy->vtbl->set_shared_buffer_mode(disp, dsurf, mode); |
| } |
| |
| return EGL_TRUE; |
| } |
| |
| __DRIdrawable * |
| dri2_surface_get_dri_drawable(_EGLSurface *surf) |
| { |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| |
| return dri2_surf->dri_drawable; |
| } |
| |
| /* |
| * Called from eglGetProcAddress() via drv->API.GetProcAddress(). |
| */ |
| static _EGLProc |
| dri2_get_proc_address(_EGLDriver *drv, const char *procname) |
| { |
| return _glapi_get_proc_address(procname); |
| } |
| |
| static _EGLSurface* |
| dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLConfig *conf, void *native_window, |
| const EGLint *attrib_list) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->create_window_surface(drv, disp, conf, native_window, |
| attrib_list); |
| } |
| |
| static _EGLSurface* |
| dri2_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLConfig *conf, void *native_pixmap, |
| const EGLint *attrib_list) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| if (!dri2_dpy->vtbl->create_pixmap_surface) |
| return NULL; |
| return dri2_dpy->vtbl->create_pixmap_surface(drv, disp, conf, native_pixmap, |
| attrib_list); |
| } |
| |
| static _EGLSurface* |
| dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLConfig *conf, const EGLint *attrib_list) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| if (!dri2_dpy->vtbl->create_pbuffer_surface) |
| return NULL; |
| return dri2_dpy->vtbl->create_pbuffer_surface(drv, disp, conf, attrib_list); |
| } |
| |
| static EGLBoolean |
| dri2_swap_interval(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| EGLint interval) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| if (!dri2_dpy->vtbl->swap_interval) |
| return EGL_TRUE; |
| return dri2_dpy->vtbl->swap_interval(drv, disp, 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); |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(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, |
| dri_drawable, |
| __DRI2_FLUSH_DRAWABLE | |
| __DRI2_FLUSH_INVALIDATE_ANCILLARY, |
| __DRI2_THROTTLE_SWAPBUFFER); |
| } else { |
| dri2_dpy->flush->flush(dri_drawable); |
| } |
| } |
| } |
| |
| static EGLBoolean |
| dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| _EGLContext *ctx = _eglGetCurrentContext(); |
| EGLBoolean ret; |
| |
| if (ctx && surf) |
| dri2_surf_update_fence_fd(ctx, disp, surf); |
| ret = dri2_dpy->vtbl->swap_buffers(drv, disp, surf); |
| |
| /* SwapBuffers marks the end of the frame; reset the damage region for |
| * use again next time. |
| */ |
| if (ret && dri2_dpy->buffer_damage && |
| dri2_dpy->buffer_damage->set_damage_region) |
| dri2_dpy->buffer_damage->set_damage_region(dri_drawable, 0, NULL); |
| |
| return ret; |
| } |
| |
| static EGLBoolean |
| dri2_swap_buffers_with_damage(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLSurface *surf, |
| const EGLint *rects, EGLint n_rects) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| _EGLContext *ctx = _eglGetCurrentContext(); |
| EGLBoolean ret; |
| |
| if (ctx && surf) |
| dri2_surf_update_fence_fd(ctx, disp, surf); |
| ret = dri2_dpy->vtbl->swap_buffers_with_damage(drv, disp, surf, |
| rects, n_rects); |
| |
| /* SwapBuffers marks the end of the frame; reset the damage region for |
| * use again next time. |
| */ |
| if (ret && dri2_dpy->buffer_damage && |
| dri2_dpy->buffer_damage->set_damage_region) |
| dri2_dpy->buffer_damage->set_damage_region(dri_drawable, 0, NULL); |
| |
| return ret; |
| } |
| |
| static EGLBoolean |
| dri2_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| EGLint numRects, const EGLint *rects) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| EGLBoolean ret; |
| |
| ret = dri2_dpy->vtbl->swap_buffers_region(drv, disp, surf, numRects, rects); |
| |
| /* SwapBuffers marks the end of the frame; reset the damage region for |
| * use again next time. |
| */ |
| if (ret && dri2_dpy->buffer_damage && |
| dri2_dpy->buffer_damage->set_damage_region) |
| dri2_dpy->buffer_damage->set_damage_region(dri_drawable, 0, NULL); |
| |
| return ret; |
| } |
| |
| static EGLBoolean |
| dri2_set_damage_region(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| EGLint *rects, EGLint n_rects) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| __DRIdrawable *drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| |
| if (!dri2_dpy->buffer_damage || !dri2_dpy->buffer_damage->set_damage_region) |
| return EGL_FALSE; |
| |
| dri2_dpy->buffer_damage->set_damage_region(drawable, n_rects, rects); |
| return EGL_TRUE; |
| } |
| |
| static EGLBoolean |
| dri2_post_sub_buffer(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| EGLint x, EGLint y, EGLint width, EGLint height) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->post_sub_buffer(drv, disp, surf, x, y, width, height); |
| } |
| |
| static EGLBoolean |
| dri2_copy_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| void *native_pixmap_target) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->copy_buffers(drv, disp, surf, native_pixmap_target); |
| } |
| |
| static EGLint |
| dri2_query_buffer_age(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->query_buffer_age(drv, disp, surf); |
| } |
| |
| static EGLBoolean |
| dri2_wait_client(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| _EGLSurface *surf = ctx->DrawSurface; |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| |
| (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(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_context *dri2_ctx; |
| _EGLContext *ctx; |
| GLint format, target; |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| |
| ctx = _eglGetCurrentContext(); |
| dri2_ctx = dri2_egl_context(ctx); |
| |
| if (!_eglBindTexImage(drv, disp, surf, buffer)) |
| return EGL_FALSE; |
| |
| switch (surf->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 (surf->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, |
| 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_context *dri2_ctx; |
| _EGLContext *ctx; |
| GLint target; |
| __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf); |
| |
| ctx = _eglGetCurrentContext(); |
| dri2_ctx = dri2_egl_context(ctx); |
| |
| if (!_eglReleaseTexImage(drv, disp, surf, buffer)) |
| return EGL_FALSE; |
| |
| switch (surf->TextureTarget) { |
| case EGL_TEXTURE_2D: |
| target = GL_TEXTURE_2D; |
| break; |
| default: |
| assert(!"missing texture target"); |
| } |
| |
| if (dri2_dpy->tex_buffer->base.version >= 3 && |
| dri2_dpy->tex_buffer->releaseTexBuffer != NULL) { |
| dri2_dpy->tex_buffer->releaseTexBuffer(dri2_ctx->dri_context, |
| target, dri_drawable); |
| } |
| |
| return EGL_TRUE; |
| } |
| |
| static _EGLImage* |
| dri2_create_image(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx, |
| EGLenum target, EGLClientBuffer buffer, |
| const EGLint *attr_list) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->create_image(drv, disp, 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; |
| } |
| |
| _eglInitImage(&dri2_img->base, disp); |
| |
| dri2_img->dri_image = dri_image; |
| |
| return &dri2_img->base; |
| } |
| |
| /** |
| * Translate a DRI Image extension error code into an EGL error code. |
| */ |
| static EGLint |
| egl_error_from_dri_image_error(int dri_error) |
| { |
| switch (dri_error) { |
| case __DRI_IMAGE_ERROR_SUCCESS: |
| return EGL_SUCCESS; |
| case __DRI_IMAGE_ERROR_BAD_ALLOC: |
| return EGL_BAD_ALLOC; |
| case __DRI_IMAGE_ERROR_BAD_MATCH: |
| return EGL_BAD_MATCH; |
| case __DRI_IMAGE_ERROR_BAD_PARAMETER: |
| return EGL_BAD_PARAMETER; |
| case __DRI_IMAGE_ERROR_BAD_ACCESS: |
| return EGL_BAD_ACCESS; |
| default: |
| assert(!"unknown dri_error code"); |
| return EGL_BAD_ALLOC; |
| } |
| } |
| |
| 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; |
| } |
| |
| if (!disp->Extensions.KHR_gl_renderbuffer_image) { |
| _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| if (dri2_dpy->image->base.version >= 17 && |
| dri2_dpy->image->createImageFromRenderbuffer2) { |
| unsigned error = ~0; |
| |
| dri_image = dri2_dpy->image->createImageFromRenderbuffer2( |
| dri2_ctx->dri_context, renderbuffer, NULL, &error); |
| |
| assert(!!dri_image == (error == __DRI_IMAGE_ERROR_SUCCESS)); |
| |
| if (!dri_image) { |
| _eglError(egl_error_from_dri_image_error(error), "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| } else { |
| dri_image = dri2_dpy->image->createImageFromRenderbuffer( |
| dri2_ctx->dri_context, renderbuffer, NULL); |
| if (!dri_image) { |
| _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| } |
| |
| 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; |
| int32_t plane; |
| |
| buffer = wayland_drm_buffer_get(dri2_dpy->wl_server_drm, |
| (struct wl_resource *) _buffer); |
| if (!buffer) |
| return NULL; |
| |
| if (!_eglParseImageAttribList(&attrs, disp, attr_list)) |
| return NULL; |
| |
| plane = attrs.PlaneWL; |
| 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 && plane == 0) |
| dri_image = dri2_dpy->image->dupImage(buffer->driver_buffer, 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 *disp, _EGLSurface *surf, |
| EGLuint64KHR *ust, EGLuint64KHR *msc, |
| EGLuint64KHR *sbc) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->get_sync_values(disp, 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 = egl_error_from_dri_image_error(dri_error); |
| |
| if (egl_error != EGL_SUCCESS) |
| _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)) |
| return EGL_NO_IMAGE_KHR; |
| |
| switch (target) { |
| case EGL_GL_TEXTURE_2D_KHR: |
| if (!disp->Extensions.KHR_gl_texture_2D_image) { |
| _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| depth = 0; |
| gl_target = GL_TEXTURE_2D; |
| break; |
| case EGL_GL_TEXTURE_3D_KHR: |
| if (!disp->Extensions.KHR_gl_texture_3D_image) { |
| _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_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: |
| if (!disp->Extensions.KHR_gl_texture_cubemap_image) { |
| _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| depth = target - EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR; |
| gl_target = GL_TEXTURE_CUBE_MAP; |
| break; |
| default: |
| unreachable("Unexpected target in dri2_create_image_khr_texture()"); |
| 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; |
| } |
| |
| _eglInitImage(&dri2_img->base, disp); |
| |
| 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 EGLBoolean |
| dri2_query_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, |
| EGLint attribute, EGLint *value) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| if (!dri2_dpy->vtbl->query_surface) |
| return _eglQuerySurface(drv, disp, surf, attribute, value); |
| return dri2_dpy->vtbl->query_surface(drv, disp, surf, attribute, value); |
| } |
| |
| static struct wl_buffer* |
| dri2_create_wayland_buffer_from_image(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLImage *img) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| return dri2_dpy->vtbl->create_wayland_buffer_from_image(drv, disp, 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; |
| _EGLImageAttribs attrs; |
| __DRIimage *dri_image; |
| |
| name = (EGLint) (uintptr_t) buffer; |
| |
| if (!_eglParseImageAttribList(&attrs, disp, attr_list)) |
| 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) |
| { |
| /** |
| * 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) |
| return _eglError(EGL_BAD_PARAMETER, "attribute(s) missing"); |
| |
| /** |
| * 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 (unsigned i = 0; i < ARRAY_SIZE(attrs->DMABufPlanePitches); ++i) { |
| if (attrs->DMABufPlanePitches[i].IsPresent && |
| attrs->DMABufPlanePitches[i].Value <= 0) |
| return _eglError(EGL_BAD_ACCESS, "invalid pitch"); |
| } |
| |
| /** |
| * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following |
| * attribute values may be given. |
| * |
| * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and |
| * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes. |
| */ |
| for (unsigned i = 0; i < DMA_BUF_MAX_PLANES; ++i) { |
| if (attrs->DMABufPlaneModifiersLo[i].IsPresent != |
| attrs->DMABufPlaneModifiersHi[i].IsPresent) |
| return _eglError(EGL_BAD_PARAMETER, "modifier attribute lo or hi missing"); |
| } |
| |
| /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't |
| * mandate it, we only accept the same modifier across all planes. */ |
| for (unsigned i = 1; i < DMA_BUF_MAX_PLANES; ++i) { |
| if (attrs->DMABufPlaneFds[i].IsPresent) { |
| if ((attrs->DMABufPlaneModifiersLo[0].IsPresent != |
| attrs->DMABufPlaneModifiersLo[i].IsPresent) || |
| (attrs->DMABufPlaneModifiersLo[0].Value != |
| attrs->DMABufPlaneModifiersLo[i].Value) || |
| (attrs->DMABufPlaneModifiersHi[0].Value != |
| attrs->DMABufPlaneModifiersHi[i].Value)) |
| return _eglError(EGL_BAD_PARAMETER, "modifier attributes not equal"); |
| } |
| } |
| |
| return EGL_TRUE; |
| } |
| |
| /* Returns the total number of planes for the format or zero if it isn't a |
| * valid fourcc format. |
| */ |
| static unsigned |
| dri2_num_fourcc_format_planes(EGLint format) |
| { |
| switch (format) { |
| case DRM_FORMAT_R8: |
| case DRM_FORMAT_RG88: |
| case DRM_FORMAT_GR88: |
| case DRM_FORMAT_R16: |
| case DRM_FORMAT_GR1616: |
| 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_XBGR16161616F: |
| case DRM_FORMAT_ABGR16161616F: |
| case DRM_FORMAT_YUYV: |
| case DRM_FORMAT_YVYU: |
| case DRM_FORMAT_UYVY: |
| case DRM_FORMAT_VYUY: |
| case DRM_FORMAT_AYUV: |
| case DRM_FORMAT_XYUV8888: |
| return 1; |
| |
| case DRM_FORMAT_NV12: |
| case DRM_FORMAT_NV21: |
| case DRM_FORMAT_NV16: |
| case DRM_FORMAT_NV61: |
| case DRM_FORMAT_P010: |
| case DRM_FORMAT_P012: |
| case DRM_FORMAT_P016: |
| return 2; |
| |
| 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: |
| return 3; |
| |
| default: |
| return 0; |
| } |
| } |
| |
| /* Returns the total number of file descriptors. Zero indicates an error. */ |
| static unsigned |
| dri2_check_dma_buf_format(const _EGLImageAttribs *attrs) |
| { |
| unsigned plane_n = dri2_num_fourcc_format_planes(attrs->DMABufFourCC.Value); |
| if (plane_n == 0) { |
| _eglError(EGL_BAD_MATCH, "unknown drm fourcc format"); |
| return 0; |
| } |
| |
| for (unsigned i = plane_n; i < DMA_BUF_MAX_PLANES; i++) { |
| /** |
| * The modifiers extension spec says: |
| * |
| * "Modifiers may modify any attribute of a buffer import, including |
| * but not limited to adding extra planes to a format which |
| * otherwise does not have those planes. As an example, a modifier |
| * may add a plane for an external compression buffer to a |
| * single-plane format. The exact meaning and effect of any |
| * modifier is canonically defined by drm_fourcc.h, not as part of |
| * this extension." |
| */ |
| if (attrs->DMABufPlaneModifiersLo[i].IsPresent && |
| attrs->DMABufPlaneModifiersHi[i].IsPresent) { |
| plane_n = i + 1; |
| } |
| } |
| |
| /** |
| * The spec says: |
| * |
| * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is |
| * incomplete, EGL_BAD_PARAMETER is generated." |
| */ |
| for (unsigned 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_* |
| * or EGL_DMA_BUF_PLANE3_* attributes are specified." |
| */ |
| for (unsigned i = plane_n; i < DMA_BUF_MAX_PLANES; ++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; |
| } |
| |
| static EGLBoolean |
| dri2_query_dma_buf_formats(_EGLDriver *drv, _EGLDisplay *disp, |
| EGLint max, EGLint *formats, EGLint *count) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| if (max < 0 || (max > 0 && formats == NULL)) |
| return _eglError(EGL_BAD_PARAMETER, "invalid value for max count of formats"); |
| |
| if (dri2_dpy->image->base.version < 15 || |
| dri2_dpy->image->queryDmaBufFormats == NULL) |
| return EGL_FALSE; |
| |
| if (!dri2_dpy->image->queryDmaBufFormats(dri2_dpy->dri_screen, max, |
| formats, count)) |
| return EGL_FALSE; |
| |
| if (max > 0) { |
| /* Assert that all of the formats returned are actually fourcc formats. |
| * Some day, if we want the internal interface function to be able to |
| * return the fake fourcc formats defined in dri_interface.h, we'll have |
| * to do something more clever here to pair the list down to just real |
| * fourcc formats so that we don't leak the fake internal ones. |
| */ |
| for (int i = 0; i < *count; i++) { |
| assert(dri2_num_fourcc_format_planes(formats[i]) > 0); |
| } |
| } |
| |
| return EGL_TRUE; |
| } |
| |
| static EGLBoolean |
| dri2_query_dma_buf_modifiers(_EGLDriver *drv, _EGLDisplay *disp, EGLint format, |
| EGLint max, EGLuint64KHR *modifiers, |
| EGLBoolean *external_only, EGLint *count) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| |
| if (dri2_num_fourcc_format_planes(format) == 0) |
| return _eglError(EGL_BAD_PARAMETER, "invalid fourcc format"); |
| |
| if (max < 0) |
| return _eglError(EGL_BAD_PARAMETER, "invalid value for max count of formats"); |
| |
| if (max > 0 && modifiers == NULL) |
| return _eglError(EGL_BAD_PARAMETER, "invalid modifiers array"); |
| |
| if (dri2_dpy->image->base.version < 15 || |
| dri2_dpy->image->queryDmaBufModifiers == NULL) |
| return EGL_FALSE; |
| |
| if (dri2_dpy->image->queryDmaBufModifiers(dri2_dpy->dri_screen, format, |
| max, modifiers, |
| (unsigned int *) external_only, |
| count) == false) |
| return _eglError(EGL_BAD_PARAMETER, "invalid format"); |
| |
| return EGL_TRUE; |
| } |
| |
| /** |
| * 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. |
| */ |
| _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; |
| _EGLImageAttribs attrs; |
| __DRIimage *dri_image; |
| unsigned num_fds; |
| int fds[DMA_BUF_MAX_PLANES]; |
| int pitches[DMA_BUF_MAX_PLANES]; |
| int offsets[DMA_BUF_MAX_PLANES]; |
| uint64_t modifier; |
| bool has_modifier = false; |
| 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; |
| } |
| |
| if (!_eglParseImageAttribList(&attrs, disp, attr_list)) |
| 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 (unsigned i = 0; i < num_fds; ++i) { |
| fds[i] = attrs.DMABufPlaneFds[i].Value; |
| pitches[i] = attrs.DMABufPlanePitches[i].Value; |
| offsets[i] = attrs.DMABufPlaneOffsets[i].Value; |
| } |
| |
| /* dri2_check_dma_buf_attribs ensures that the modifier, if available, |
| * will be present in attrs.DMABufPlaneModifiersLo[0] and |
| * attrs.DMABufPlaneModifiersHi[0] */ |
| if (attrs.DMABufPlaneModifiersLo[0].IsPresent) { |
| modifier = combine_u32_into_u64(attrs.DMABufPlaneModifiersHi[0].Value, |
| attrs.DMABufPlaneModifiersLo[0].Value); |
| has_modifier = true; |
| } |
| |
| if (has_modifier) { |
| if (dri2_dpy->image->base.version < 15 || |
| dri2_dpy->image->createImageFromDmaBufs2 == NULL) { |
| _eglError(EGL_BAD_MATCH, "unsupported dma_buf format modifier"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| dri_image = |
| dri2_dpy->image->createImageFromDmaBufs2(dri2_dpy->dri_screen, |
| attrs.Width, attrs.Height, attrs.DMABufFourCC.Value, |
| modifier, fds, num_fds, pitches, offsets, |
| attrs.DMABufYuvColorSpaceHint.Value, |
| attrs.DMABufSampleRangeHint.Value, |
| attrs.DMABufChromaHorizontalSiting.Value, |
| attrs.DMABufChromaVerticalSiting.Value, |
| &error, |
| NULL); |
| } |
| else { |
| 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; |
| |
| (void) drv; |
| |
| if (!attr_list) { |
| _eglError(EGL_BAD_PARAMETER, __func__); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| if (!_eglParseImageAttribList(&attrs, disp, attr_list)) |
| return EGL_NO_IMAGE_KHR; |
| |
| if (attrs.Width <= 0 || attrs.Height <= 0) { |
| _eglError(EGL_BAD_PARAMETER, __func__); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| switch (attrs.DRMBufferFormatMESA) { |
| case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA: |
| format = __DRI_IMAGE_FORMAT_ARGB8888; |
| break; |
| default: |
| _eglError(EGL_BAD_PARAMETER, __func__); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| 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) { |
| _eglError(EGL_BAD_PARAMETER, __func__); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| 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 = malloc(sizeof *dri2_img); |
| if (!dri2_img) { |
| _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| _eglInitImage(&dri2_img->base, disp); |
| |
| 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) { |
| free(dri2_img); |
| _eglError(EGL_BAD_ALLOC, "dri2_create_drm_image_mesa"); |
| return EGL_NO_IMAGE_KHR; |
| } |
| |
| return &dri2_img->base; |
| } |
| |
| 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)) |
| return _eglError(EGL_BAD_ALLOC, "dri2_export_drm_image_mesa"); |
| |
| 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; |
| } |
| |
| /** |
| * Checks if we can support EGL_MESA_image_dma_buf_export on this image. |
| |
| * The spec provides a boolean return for the driver to reject exporting for |
| * basically any reason, but doesn't specify any particular error cases. For |
| * now, we just fail if we don't have a DRM fourcc for the format. |
| */ |
| static bool |
| dri2_can_export_dma_buf_image(_EGLDisplay *disp, _EGLImage *img) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_image *dri2_img = dri2_egl_image(img); |
| EGLint fourcc; |
| |
| if (!dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_FOURCC, &fourcc)) { |
| return false; |
| } |
| |
| return 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); |
| int num_planes; |
| |
| (void) drv; |
| |
| if (!dri2_can_export_dma_buf_image(disp, img)) |
| return EGL_FALSE; |
| |
| dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_NUM_PLANES, &num_planes); |
| if (nplanes) |
| *nplanes = num_planes; |
| |
| if (fourcc) |
| dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_FOURCC, fourcc); |
| |
| if (modifiers) { |
| int mod_hi, mod_lo; |
| uint64_t modifier = DRM_FORMAT_MOD_INVALID; |
| bool query; |
| |
| query = dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_MODIFIER_UPPER, |
| &mod_hi); |
| query &= dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_MODIFIER_LOWER, |
| &mod_lo); |
| if (query) |
| modifier = combine_u32_into_u64 (mod_hi, mod_lo); |
| |
| for (int i = 0; i < num_planes; i++) |
| modifiers[i] = modifier; |
| } |
| |
| 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); |
| EGLint nplanes; |
| |
| (void) drv; |
| |
| if (!dri2_can_export_dma_buf_image(disp, img)) |
| return EGL_FALSE; |
| |
| /* EGL_MESA_image_dma_buf_export spec says: |
| * "If the number of fds is less than the number of planes, then |
| * subsequent fd slots should contain -1." |
| */ |
| if (fds) { |
| /* Query nplanes so that we know how big the given array is. */ |
| dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_NUM_PLANES, &nplanes); |
| memset(fds, -1, nplanes * sizeof(int)); |
| } |
| |
| /* 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) { |
| int img_offset; |
| bool ret = dri2_dpy->image->queryImage(dri2_img->dri_image, |
| __DRI_IMAGE_ATTRIB_OFFSET, &img_offset); |
| if (ret) |
| offsets[0] = img_offset; |
| else |
| 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: |
| case EGL_GL_TEXTURE_3D_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); |
| 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 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 (int 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 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); |
| const struct wayland_drm_callbacks wl_drm_callbacks = { |
| .authenticate = (int(*)(void *, uint32_t)) dri2_dpy->vtbl->authenticate, |
| .reference_buffer = dri2_wl_reference_buffer, |
| .release_buffer = dri2_wl_release_buffer, |
| .is_format_supported = dri2_wl_is_format_supported |
| }; |
| int flags = 0; |
| uint64_t cap; |
| |
| (void) drv; |
| |
| if (dri2_dpy->wl_server_drm) |
| return EGL_FALSE; |
| |
| 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)) { |
| switch (dri2_sync->base.Type) { |
| case EGL_SYNC_REUSABLE_KHR: |
| cnd_destroy(&dri2_sync->cond); |
| break; |
| case EGL_SYNC_NATIVE_FENCE_ANDROID: |
| if (dri2_sync->base.SyncFd != EGL_NO_NATIVE_FENCE_FD_ANDROID) |
| close(dri2_sync->base.SyncFd); |
| break; |
| default: |
| break; |
| } |
| |
| if (dri2_sync->fence) |
| dri2_dpy->fence->destroy_fence(dri2_dpy->dri_screen, dri2_sync->fence); |
| |
| free(dri2_sync); |
| } |
| } |
| |
| static _EGLSync * |
| dri2_create_sync(_EGLDriver *drv, _EGLDisplay *disp, |
| EGLenum type, const EGLAttrib *attrib_list) |
| { |
| _EGLContext *ctx = _eglGetCurrentContext(); |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); |
| struct dri2_egl_sync *dri2_sync; |
| EGLint ret; |
| pthread_condattr_t attr; |
| |
| dri2_sync = calloc(1, sizeof(struct dri2_egl_sync)); |
| if (!dri2_sync) { |
| _eglError(EGL_BAD_ALLOC, "eglCreateSyncKHR"); |
| return NULL; |
| } |
| |
| if (!_eglInitSync(&dri2_sync->base, disp, type, attrib_list)) { |
| 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; |
| |
| case EGL_SYNC_REUSABLE_KHR: |
| /* intialize attr */ |
| ret = pthread_condattr_init(&attr); |
| |
| if (ret) { |
| _eglError(EGL_BAD_ACCESS, "eglCreateSyncKHR"); |
| free(dri2_sync); |
| return NULL; |
| } |
| |
| /* change clock attribute to CLOCK_MONOTONIC */ |
| ret = pthread_condattr_setclock(&attr, CLOCK_MONOTONIC); |
| |
| if (ret) { |
| _eglError(EGL_BAD_ACCESS, "eglCreateSyncKHR"); |
| free(dri2_sync); |
| return NULL; |
| } |
| |
| ret = pthread_cond_init(&dri2_sync->cond, &attr); |
| |
| if (ret) { |
| _eglError(EGL_BAD_ACCESS, "eglCreateSyncKHR"); |
| free(dri2_sync); |
| return NULL; |
| } |
| |
| /* initial status of reusable sync must be "unsignaled" */ |
| dri2_sync->base.SyncStatus = EGL_UNSIGNALED_KHR; |
| break; |
| |
| case EGL_SYNC_NATIVE_FENCE_ANDROID: |
| if (dri2_dpy->fence->create_fence_fd) { |
| dri2_sync->fence = dri2_dpy->fence->create_fence_fd( |
| dri2_ctx->dri_context, |
| dri2_sync->base.SyncFd); |
| } |
| if (!dri2_sync->fence) { |
| _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR"); |
| free(dri2_sync); |
| return NULL; |
| } |
| break; |
| } |
| |
| p_atomic_set(&dri2_sync->refcount, 1); |
| return &dri2_sync->base; |
| } |
| |
| static EGLBoolean |
| dri2_destroy_sync(_EGLDriver *drv, _EGLDisplay *disp, _EGLSync *sync) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync); |
| EGLint ret = EGL_TRUE; |
| EGLint err; |
| |
| /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet, |
| * then unlock all threads possibly blocked by the reusable sync before |
| * destroying it. |
| */ |
| if (dri2_sync->base.Type == EGL_SYNC_REUSABLE_KHR && |
| dri2_sync->base.SyncStatus == EGL_UNSIGNALED_KHR) { |
| dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR; |
| /* unblock all threads currently blocked by sync */ |
| err = cnd_broadcast(&dri2_sync->cond); |
| |
| if (err) { |
| _eglError(EGL_BAD_ACCESS, "eglDestroySyncKHR"); |
| ret = EGL_FALSE; |
| } |
| } |
| |
| dri2_egl_unref_sync(dri2_dpy, dri2_sync); |
| |
| return ret; |
| } |
| |
| static EGLint |
| dri2_dup_native_fence_fd(_EGLDriver *drv, _EGLDisplay *disp, _EGLSync *sync) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync); |
| |
| assert(sync->Type == EGL_SYNC_NATIVE_FENCE_ANDROID); |
| |
| if (sync->SyncFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) { |
| /* try to retrieve the actual native fence fd.. if rendering is |
| * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD: |
| */ |
| sync->SyncFd = dri2_dpy->fence->get_fence_fd(dri2_dpy->dri_screen, |
| dri2_sync->fence); |
| } |
| |
| if (sync->SyncFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) { |
| /* if native fence fd still not created, return an error: */ |
| _eglError(EGL_BAD_PARAMETER, "eglDupNativeFenceFDANDROID"); |
| return EGL_NO_NATIVE_FENCE_FD_ANDROID; |
| } |
| |
| return os_dupfd_cloexec(sync->SyncFd); |
| } |
| |
| static void |
| dri2_set_blob_cache_funcs(_EGLDriver *drv, _EGLDisplay *disp, |
| EGLSetBlobFuncANDROID set, |
| EGLGetBlobFuncANDROID get) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| dri2_dpy->blob->set_cache_funcs(dri2_dpy->dri_screen, |
| disp->BlobCacheSet, |
| disp->BlobCacheGet); |
| } |
| |
| static EGLint |
| dri2_client_wait_sync(_EGLDriver *drv, _EGLDisplay *disp, _EGLSync *sync, |
| EGLint flags, EGLTime timeout) |
| { |
| _EGLContext *ctx = _eglGetCurrentContext(); |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 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; |
| |
| /* The EGL_KHR_fence_sync spec states: |
| * |
| * "If no context is current for the bound API, |
| * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored. |
| */ |
| if (dri2_ctx && 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); |
| |
| switch (sync->Type) { |
| case EGL_SYNC_FENCE_KHR: |
| case EGL_SYNC_NATIVE_FENCE_ANDROID: |
| case EGL_SYNC_CL_EVENT_KHR: |
| if (dri2_dpy->fence->client_wait_sync(dri2_ctx ? dri2_ctx->dri_context : NULL, |
| dri2_sync->fence, wait_flags, |
| timeout)) |
| dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR; |
| else |
| ret = EGL_TIMEOUT_EXPIRED_KHR; |
| break; |
| |
| case EGL_SYNC_REUSABLE_KHR: |
| if (dri2_ctx && dri2_sync->base.SyncStatus == EGL_UNSIGNALED_KHR && |
| (flags & EGL_SYNC_FLUSH_COMMANDS_BIT_KHR)) { |
| /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */ |
| dri2_gl_flush(); |
| } |
| |
| /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/ |
| if (timeout == EGL_FOREVER_KHR) { |
| mtx_lock(&dri2_sync->mutex); |
| cnd_wait(&dri2_sync->cond, &dri2_sync->mutex); |
| mtx_unlock(&dri2_sync->mutex); |
| } else { |
| /* if reusable sync has not been yet signaled */ |
| if (dri2_sync->base.SyncStatus != EGL_SIGNALED_KHR) { |
| /* timespecs for cnd_timedwait */ |
| struct timespec current; |
| struct timespec expire; |
| |
| /* We override the clock to monotonic when creating the condition |
| * variable. */ |
| clock_gettime(CLOCK_MONOTONIC, ¤t); |
| |
| /* calculating when to expire */ |
| expire.tv_nsec = timeout % 1000000000L; |
| expire.tv_sec = timeout / 1000000000L; |
| |
| expire.tv_nsec += current.tv_nsec; |
| expire.tv_sec += current.tv_sec; |
| |
| /* expire.nsec now is a number between 0 and 1999999998 */ |
| if (expire.tv_nsec > 999999999L) { |
| expire.tv_sec++; |
| expire.tv_nsec -= 1000000000L; |
| } |
| |
| mtx_lock(&dri2_sync->mutex); |
| ret = cnd_timedwait(&dri2_sync->cond, &dri2_sync->mutex, &expire); |
| mtx_unlock(&dri2_sync->mutex); |
| |
| if (ret == thrd_busy) { |
| if (dri2_sync->base.SyncStatus == EGL_UNSIGNALED_KHR) { |
| ret = EGL_TIMEOUT_EXPIRED_KHR; |
| } else { |
| _eglError(EGL_BAD_ACCESS, "eglClientWaitSyncKHR"); |
| ret = EGL_FALSE; |
| } |
| } |
| } |
| } |
| break; |
| } |
| dri2_egl_unref_sync(dri2_dpy, dri2_sync); |
| |
| return ret; |
| } |
| |
| static EGLBoolean |
| dri2_signal_sync(_EGLDriver *drv, _EGLDisplay *disp, _EGLSync *sync, |
| EGLenum mode) |
| { |
| struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync); |
| EGLint ret; |
| |
| if (sync->Type != EGL_SYNC_REUSABLE_KHR) |
| return _eglError(EGL_BAD_MATCH, "eglSignalSyncKHR"); |
| |
| if (mode != EGL_SIGNALED_KHR && mode != EGL_UNSIGNALED_KHR) |
| return _eglError(EGL_BAD_ATTRIBUTE, "eglSignalSyncKHR"); |
| |
| dri2_sync->base.SyncStatus = mode; |
| |
| if (mode == EGL_SIGNALED_KHR) { |
| ret = cnd_broadcast(&dri2_sync->cond); |
| |
| /* fail to broadcast */ |
| if (ret) |
| return _eglError(EGL_BAD_ACCESS, "eglSignalSyncKHR"); |
| } |
| |
| return EGL_TRUE; |
| } |
| |
| static EGLint |
| dri2_server_wait_sync(_EGLDriver *drv, _EGLDisplay *disp, _EGLSync *sync) |
| { |
| _EGLContext *ctx = _eglGetCurrentContext(); |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| 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 int |
| dri2_interop_query_device_info(_EGLDisplay *disp, _EGLContext *ctx, |
| struct mesa_glinterop_device_info *out) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); |
| |
| if (!dri2_dpy->interop) |
| return MESA_GLINTEROP_UNSUPPORTED; |
| |
| return dri2_dpy->interop->query_device_info(dri2_ctx->dri_context, out); |
| } |
| |
| static int |
| dri2_interop_export_object(_EGLDisplay *disp, _EGLContext *ctx, |
| struct mesa_glinterop_export_in *in, |
| struct mesa_glinterop_export_out *out) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); |
| |
| if (!dri2_dpy->interop) |
| return MESA_GLINTEROP_UNSUPPORTED; |
| |
| return dri2_dpy->interop->export_object(dri2_ctx->dri_context, in, out); |
| } |
| |
| /** |
| * This is the main entrypoint into the driver, called by libEGL. |
| * Gets an _EGLDriver object and init its dispatch table. |
| */ |
| void |
| _eglInitDriver(_EGLDriver *dri2_drv) |
| { |
| dri2_drv->API.Initialize = dri2_initialize; |
| dri2_drv->API.Terminate = dri2_terminate; |
| dri2_drv->API.CreateContext = dri2_create_context; |
| dri2_drv->API.DestroyContext = dri2_destroy_context; |
| dri2_drv->API.MakeCurrent = dri2_make_current; |
| dri2_drv->API.CreateWindowSurface = dri2_create_window_surface; |
| dri2_drv->API.CreatePixmapSurface = dri2_create_pixmap_surface; |
| dri2_drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface; |
| dri2_drv->API.DestroySurface = dri2_destroy_surface; |
| dri2_drv->API.GetProcAddress = dri2_get_proc_address; |
| dri2_drv->API.WaitClient = dri2_wait_client; |
| dri2_drv->API.WaitNative = dri2_wait_native; |
| dri2_drv->API.BindTexImage = dri2_bind_tex_image; |
| dri2_drv->API.ReleaseTexImage = dri2_release_tex_image; |
| dri2_drv->API.SwapInterval = dri2_swap_interval; |
| dri2_drv->API.SwapBuffers = dri2_swap_buffers; |
| dri2_drv->API.SwapBuffersWithDamageEXT = dri2_swap_buffers_with_damage; |
| dri2_drv->API.SwapBuffersRegionNOK = dri2_swap_buffers_region; |
| dri2_drv->API.SetDamageRegion = dri2_set_damage_region; |
| dri2_drv->API.PostSubBufferNV = dri2_post_sub_buffer; |
| dri2_drv->API.CopyBuffers = dri2_copy_buffers, |
| dri2_drv->API.QueryBufferAge = dri2_query_buffer_age; |
| dri2_drv->API.CreateImageKHR = dri2_create_image; |
| dri2_drv->API.DestroyImageKHR = dri2_destroy_image_khr; |
| dri2_drv->API.CreateWaylandBufferFromImageWL = dri2_create_wayland_buffer_from_image; |
| dri2_drv->API.QuerySurface = dri2_query_surface; |
| dri2_drv->API.QueryDriverName = dri2_query_driver_name; |
| dri2_drv->API.QueryDriverConfig = dri2_query_driver_config; |
| #ifdef HAVE_LIBDRM |
| dri2_drv->API.CreateDRMImageMESA = dri2_create_drm_image_mesa; |
| dri2_drv->API.ExportDRMImageMESA = dri2_export_drm_image_mesa; |
| dri2_drv->API.ExportDMABUFImageQueryMESA = dri2_export_dma_buf_image_query_mesa; |
| dri2_drv->API.ExportDMABUFImageMESA = dri2_export_dma_buf_image_mesa; |
| dri2_drv->API.QueryDmaBufFormatsEXT = dri2_query_dma_buf_formats; |
| dri2_drv->API.QueryDmaBufModifiersEXT = dri2_query_dma_buf_modifiers; |
| #endif |
| #ifdef HAVE_WAYLAND_PLATFORM |
| dri2_drv->API.BindWaylandDisplayWL = dri2_bind_wayland_display_wl; |
| dri2_drv->API.UnbindWaylandDisplayWL = dri2_unbind_wayland_display_wl; |
| dri2_drv->API.QueryWaylandBufferWL = dri2_query_wayland_buffer_wl; |
| #endif |
| dri2_drv->API.GetSyncValuesCHROMIUM = dri2_get_sync_values_chromium; |
| dri2_drv->API.CreateSyncKHR = dri2_create_sync; |
| dri2_drv->API.ClientWaitSyncKHR = dri2_client_wait_sync; |
| dri2_drv->API.SignalSyncKHR = dri2_signal_sync; |
| dri2_drv->API.WaitSyncKHR = dri2_server_wait_sync; |
| dri2_drv->API.DestroySyncKHR = dri2_destroy_sync; |
| dri2_drv->API.GLInteropQueryDeviceInfo = dri2_interop_query_device_info; |
| dri2_drv->API.GLInteropExportObject = dri2_interop_export_object; |
| dri2_drv->API.DupNativeFenceFDANDROID = dri2_dup_native_fence_fd; |
| dri2_drv->API.SetBlobCacheFuncsANDROID = dri2_set_blob_cache_funcs; |
| } |