/*
* Copyright © 2011-2012 Intel Corporation
+ * Copyright © 2012 Collabora, Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* Benjamin Franzke <benjaminfranzke@googlemail.com>
*/
+#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <unistd.h>
#include <fcntl.h>
#include <xf86drm.h>
+#include <sys/mman.h>
#include "egl_dri2.h"
#include "egl_dri2_fallbacks.h"
}
static const struct wl_callback_listener sync_listener = {
- sync_callback
+ .done = sync_callback
};
static int
dri2_surf->color_buffers[i].locked = 0;
}
-static struct wl_buffer_listener wl_buffer_listener = {
- wl_buffer_release
+static const struct wl_buffer_listener wl_buffer_listener = {
+ .release = wl_buffer_release
};
static void
(*dri2_dpy->flush->invalidate)(dri2_surf->dri_drawable);
}
+static void
+destroy_window_callback(void *data)
+{
+ struct dri2_egl_surface *dri2_surf = data;
+ dri2_surf->wl_win = NULL;
+}
+
/**
* Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
*/
static _EGLSurface *
-dri2_wl_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
- _EGLConfig *conf, EGLNativeWindowType window,
+dri2_wl_create_surface(_EGLDriver *drv, _EGLDisplay *disp,
+ _EGLConfig *conf, void *native_window,
const EGLint *attrib_list)
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_config *dri2_conf = dri2_egl_config(conf);
+ struct wl_egl_window *window = native_window;
struct dri2_egl_surface *dri2_surf;
+ const __DRIconfig *config;
(void) drv;
- dri2_surf = malloc(sizeof *dri2_surf);
+ dri2_surf = calloc(1, sizeof *dri2_surf);
if (!dri2_surf) {
_eglError(EGL_BAD_ALLOC, "dri2_create_surface");
return NULL;
}
-
- memset(dri2_surf, 0, sizeof *dri2_surf);
- if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
+
+ if (!_eglInitSurface(&dri2_surf->base, disp, EGL_WINDOW_BIT, conf, attrib_list))
goto cleanup_surf;
if (conf->RedSize == 5)
else
dri2_surf->format = WL_DRM_FORMAT_ARGB8888;
- switch (type) {
- case EGL_WINDOW_BIT:
- dri2_surf->wl_win = (struct wl_egl_window *) window;
-
- dri2_surf->wl_win->private = dri2_surf;
- dri2_surf->wl_win->resize_callback = resize_callback;
-
- dri2_surf->base.Width = -1;
- dri2_surf->base.Height = -1;
- break;
- default:
+ if (!window) {
+ _eglError(EGL_BAD_NATIVE_WINDOW, "dri2_create_surface");
goto cleanup_surf;
}
+ dri2_surf->wl_win = window;
+
+ dri2_surf->wl_win->private = dri2_surf;
+ dri2_surf->wl_win->resize_callback = resize_callback;
+ dri2_surf->wl_win->destroy_window_callback = destroy_window_callback;
+
+ dri2_surf->base.Width = -1;
+ dri2_surf->base.Height = -1;
+
+ config = dri2_get_dri_config(dri2_conf, EGL_WINDOW_BIT,
+ dri2_surf->base.GLColorspace);
+
dri2_surf->dri_drawable =
- (*dri2_dpy->dri2->createNewDrawable) (dri2_dpy->dri_screen,
- type == EGL_WINDOW_BIT ?
- dri2_conf->dri_double_config :
- dri2_conf->dri_single_config,
- dri2_surf);
+ (*dri2_dpy->dri2->createNewDrawable)(dri2_dpy->dri_screen, config,
+ dri2_surf);
if (dri2_surf->dri_drawable == NULL) {
_eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable");
- goto cleanup_dri_drawable;
+ goto cleanup_surf;
}
return &dri2_surf->base;
- cleanup_dri_drawable:
- dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable);
cleanup_surf:
free(dri2_surf);
*/
static _EGLSurface *
dri2_wl_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
- _EGLConfig *conf, EGLNativeWindowType window,
+ _EGLConfig *conf, void *native_window,
const EGLint *attrib_list)
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
_EGLSurface *surf;
- surf = dri2_wl_create_surface(drv, disp, EGL_WINDOW_BIT, conf,
- window, attrib_list);
+ surf = dri2_wl_create_surface(drv, disp, conf, native_window, attrib_list);
if (surf != NULL)
dri2_wl_swap_interval(drv, disp, surf, dri2_dpy->default_swap_interval);
return surf;
}
+static _EGLSurface *
+dri2_wl_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp,
+ _EGLConfig *conf, void *native_window,
+ const EGLint *attrib_list)
+{
+ /* From the EGL_EXT_platform_wayland spec, version 3:
+ *
+ * It is not valid to call eglCreatePlatformPixmapSurfaceEXT with a <dpy>
+ * that belongs to Wayland. Any such call fails and generates
+ * EGL_BAD_PARAMETER.
+ */
+ _eglError(EGL_BAD_PARAMETER, "cannot create EGL pixmap surfaces on "
+ "Wayland");
+ return NULL;
+}
+
/**
* Called via eglDestroySurface(), drv->API.DestroySurface().
*/
(void) drv;
- if (!_eglPutSurface(surf))
- return EGL_TRUE;
-
(*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable);
for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
wl_buffer_destroy(dri2_surf->color_buffers[i].wl_buffer);
if (dri2_surf->color_buffers[i].dri_image)
dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].dri_image);
+ if (dri2_surf->color_buffers[i].linear_copy)
+ dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].linear_copy);
+ if (dri2_surf->color_buffers[i].data)
+ munmap(dri2_surf->color_buffers[i].data,
+ dri2_surf->color_buffers[i].data_size);
}
- for (i = 0; i < __DRI_BUFFER_COUNT; i++)
- if (dri2_surf->dri_buffers[i] &&
- dri2_surf->dri_buffers[i]->attachment != __DRI_BUFFER_BACK_LEFT)
- dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
- dri2_surf->dri_buffers[i]);
+ if (dri2_dpy->dri2) {
+ for (i = 0; i < __DRI_BUFFER_COUNT; i++)
+ if (dri2_surf->dri_buffers[i] &&
+ dri2_surf->dri_buffers[i]->attachment != __DRI_BUFFER_BACK_LEFT)
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->dri_buffers[i]);
+ }
if (dri2_surf->throttle_callback)
wl_callback_destroy(dri2_surf->throttle_callback);
- if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
+ if (dri2_surf->wl_win) {
dri2_surf->wl_win->private = NULL;
dri2_surf->wl_win->resize_callback = NULL;
+ dri2_surf->wl_win->destroy_window_callback = NULL;
}
free(surf);
wl_buffer_destroy(dri2_surf->color_buffers[i].wl_buffer);
if (dri2_surf->color_buffers[i].dri_image)
dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].dri_image);
+ if (dri2_surf->color_buffers[i].linear_copy)
+ dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].linear_copy);
+ if (dri2_surf->color_buffers[i].data)
+ munmap(dri2_surf->color_buffers[i].data,
+ dri2_surf->color_buffers[i].data_size);
dri2_surf->color_buffers[i].wl_buffer = NULL;
dri2_surf->color_buffers[i].dri_image = NULL;
+ dri2_surf->color_buffers[i].linear_copy = NULL;
+ dri2_surf->color_buffers[i].data = NULL;
dri2_surf->color_buffers[i].locked = 0;
}
- for (i = 0; i < __DRI_BUFFER_COUNT; i++)
- if (dri2_surf->dri_buffers[i] &&
- dri2_surf->dri_buffers[i]->attachment != __DRI_BUFFER_BACK_LEFT)
- dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
- dri2_surf->dri_buffers[i]);
+ if (dri2_dpy->dri2) {
+ for (i = 0; i < __DRI_BUFFER_COUNT; i++)
+ if (dri2_surf->dri_buffers[i] &&
+ dri2_surf->dri_buffers[i]->attachment != __DRI_BUFFER_BACK_LEFT)
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->dri_buffers[i]);
+ }
}
static int
{
struct dri2_egl_display *dri2_dpy =
dri2_egl_display(dri2_surf->base.Resource.Display);
- int i;
+ int i, use_flags;
+ unsigned int dri_image_format;
- /* We always want to throttle to some event (either a frame callback or
- * a sync request) after the commit so that we can be sure the
- * compositor has had a chance to handle it and send us a release event
- * before we look for a free buffer */
- while (dri2_surf->throttle_callback != NULL)
- if (wl_display_dispatch_queue(dri2_dpy->wl_dpy,
- dri2_dpy->wl_queue) == -1)
- return -1;
+ /* currently supports three WL DRM formats,
+ * WL_DRM_FORMAT_ARGB8888, WL_DRM_FORMAT_XRGB8888,
+ * and WL_DRM_FORMAT_RGB565
+ */
+ switch (dri2_surf->format) {
+ case WL_DRM_FORMAT_ARGB8888:
+ dri_image_format = __DRI_IMAGE_FORMAT_ARGB8888;
+ break;
+ case WL_DRM_FORMAT_XRGB8888:
+ dri_image_format = __DRI_IMAGE_FORMAT_XRGB8888;
+ break;
+ case WL_DRM_FORMAT_RGB565:
+ dri_image_format = __DRI_IMAGE_FORMAT_RGB565;
+ break;
+ default:
+ /* format is not supported */
+ return -1;
+ }
+
+ /* There might be a buffer release already queued that wasn't processed */
+ wl_display_dispatch_queue_pending(dri2_dpy->wl_dpy, dri2_dpy->wl_queue);
if (dri2_surf->back == NULL) {
for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
if (dri2_surf->back == NULL)
return -1;
+
+ use_flags = __DRI_IMAGE_USE_SHARE | __DRI_IMAGE_USE_BACKBUFFER;
+
+ if (dri2_dpy->is_different_gpu &&
+ dri2_surf->back->linear_copy == NULL) {
+ dri2_surf->back->linear_copy =
+ dri2_dpy->image->createImage(dri2_dpy->dri_screen,
+ dri2_surf->base.Width,
+ dri2_surf->base.Height,
+ dri_image_format,
+ use_flags |
+ __DRI_IMAGE_USE_LINEAR,
+ NULL);
+ if (dri2_surf->back->linear_copy == NULL)
+ return -1;
+ }
+
if (dri2_surf->back->dri_image == NULL) {
- dri2_surf->back->dri_image =
+ dri2_surf->back->dri_image =
dri2_dpy->image->createImage(dri2_dpy->dri_screen,
dri2_surf->base.Width,
dri2_surf->base.Height,
- __DRI_IMAGE_FORMAT_ARGB8888,
- __DRI_IMAGE_USE_SHARE,
+ dri_image_format,
+ dri2_dpy->is_different_gpu ?
+ 0 : use_flags,
NULL);
dri2_surf->back->age = 0;
}
dri2_egl_display(dri2_surf->base.Resource.Display);
int i;
- if (dri2_surf->base.Type == EGL_WINDOW_BIT &&
- (dri2_surf->base.Width != dri2_surf->wl_win->width ||
- dri2_surf->base.Height != dri2_surf->wl_win->height)) {
+ if (dri2_surf->base.Width != dri2_surf->wl_win->width ||
+ dri2_surf->base.Height != dri2_surf->wl_win->height) {
dri2_wl_release_buffers(dri2_surf);
dri2_surf->color_buffers[i].wl_buffer) {
wl_buffer_destroy(dri2_surf->color_buffers[i].wl_buffer);
dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].dri_image);
+ if (dri2_dpy->is_different_gpu)
+ dri2_dpy->image->destroyImage(dri2_surf->color_buffers[i].linear_copy);
dri2_surf->color_buffers[i].wl_buffer = NULL;
dri2_surf->color_buffers[i].dri_image = NULL;
+ dri2_surf->color_buffers[i].linear_copy = NULL;
}
}
unsigned int *attachments, int count,
int *out_count, void *loaderPrivate)
{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
unsigned int *attachments_with_format;
__DRIbuffer *buffer;
- const unsigned int format = 32;
+ unsigned int bpp;
+
int i;
- attachments_with_format = calloc(count * 2, sizeof(unsigned int));
+ switch (dri2_surf->format) {
+ case WL_DRM_FORMAT_ARGB8888:
+ case WL_DRM_FORMAT_XRGB8888:
+ bpp = 32;
+ break;
+ case WL_DRM_FORMAT_RGB565:
+ bpp = 16;
+ break;
+ default:
+ /* format is not supported */
+ return NULL;
+ }
+
+ attachments_with_format = calloc(count, 2 * sizeof(unsigned int));
if (!attachments_with_format) {
*out_count = 0;
return NULL;
for (i = 0; i < count; ++i) {
attachments_with_format[2*i] = attachments[i];
- attachments_with_format[2*i + 1] = format;
+ attachments_with_format[2*i + 1] = bpp;
}
buffer =
(void) loaderPrivate;
}
+static const __DRIdri2LoaderExtension dri2_loader_extension = {
+ .base = { __DRI_DRI2_LOADER, 3 },
+
+ .getBuffers = dri2_wl_get_buffers,
+ .flushFrontBuffer = dri2_wl_flush_front_buffer,
+ .getBuffersWithFormat = dri2_wl_get_buffers_with_format,
+};
+
static const __DRIimageLoaderExtension image_loader_extension = {
.base = { __DRI_IMAGE_LOADER, 1 },
}
static const struct wl_callback_listener throttle_listener = {
- wayland_throttle_callback
+ .done = wayland_throttle_callback
};
static void
{
struct dri2_egl_display *dri2_dpy =
dri2_egl_display(dri2_surf->base.Resource.Display);
+ __DRIimage *image;
int fd, stride, name;
if (dri2_surf->current->wl_buffer != NULL)
return;
+ if (dri2_dpy->is_different_gpu) {
+ image = dri2_surf->current->linear_copy;
+ } else {
+ image = dri2_surf->current->dri_image;
+ }
if (dri2_dpy->capabilities & WL_DRM_CAPABILITY_PRIME) {
- dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
- __DRI_IMAGE_ATTRIB_FD, &fd);
- dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
- __DRI_IMAGE_ATTRIB_STRIDE, &stride);
+ dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_FD, &fd);
+ dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &stride);
dri2_surf->current->wl_buffer =
wl_drm_create_prime_buffer(dri2_dpy->wl_drm,
0, 0);
close(fd);
} else {
- dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
- __DRI_IMAGE_ATTRIB_NAME, &name);
- dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
- __DRI_IMAGE_ATTRIB_STRIDE, &stride);
+ dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_NAME, &name);
+ dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &stride);
dri2_surf->current->wl_buffer =
wl_drm_create_buffer(dri2_dpy->wl_drm,
&wl_buffer_listener, dri2_surf);
}
+static EGLBoolean
+try_damage_buffer(struct dri2_egl_surface *dri2_surf,
+ const EGLint *rects,
+ EGLint n_rects)
+{
+/* The WL_SURFACE_DAMAGE_BUFFER_SINCE_VERSION macro and
+ * wl_proxy_get_version() were both introduced in wayland 1.10.
+ * Instead of bumping our wayland dependency we just make this
+ * function conditional on the required 1.10 features, falling
+ * back to old (correct but suboptimal) behaviour for older
+ * wayland.
+ */
+#ifdef WL_SURFACE_DAMAGE_BUFFER_SINCE_VERSION
+ int i;
+
+ if (wl_proxy_get_version((struct wl_proxy *) dri2_surf->wl_win->surface)
+ < WL_SURFACE_DAMAGE_BUFFER_SINCE_VERSION)
+ return EGL_FALSE;
+
+ for (i = 0; i < n_rects; i++) {
+ const int *rect = &rects[i * 4];
+
+ wl_surface_damage_buffer(dri2_surf->wl_win->surface,
+ rect[0],
+ dri2_surf->base.Height - rect[1] - rect[3],
+ rect[2], rect[3]);
+ }
+ return EGL_TRUE;
+#endif
+ return EGL_FALSE;
+}
/**
* Called via eglSwapBuffers(), drv->API.SwapBuffers().
*/
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
- struct dri2_egl_context *dri2_ctx;
- _EGLContext *ctx;
int i;
+ while (dri2_surf->throttle_callback != NULL)
+ if (wl_display_dispatch_queue(dri2_dpy->wl_dpy,
+ dri2_dpy->wl_queue) == -1)
+ return -1;
+
for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++)
if (dri2_surf->color_buffers[i].age > 0)
dri2_surf->color_buffers[i].age++;
dri2_surf->dx = 0;
dri2_surf->dy = 0;
- if (n_rects == 0) {
+ /* If the compositor doesn't support damage_buffer, we deliberately
+ * ignore the damage region and post maximum damage, due to
+ * https://bugs.freedesktop.org/78190 */
+ if (!n_rects || !try_damage_buffer(dri2_surf, rects, n_rects))
wl_surface_damage(dri2_surf->wl_win->surface,
0, 0, INT32_MAX, INT32_MAX);
- } else {
- for (i = 0; i < n_rects; i++) {
- const int *rect = &rects[i * 4];
- wl_surface_damage(dri2_surf->wl_win->surface,
- rect[0],
- dri2_surf->base.Height - rect[1] - rect[3],
- rect[2], rect[3]);
- }
- }
- if (dri2_dpy->flush->base.version >= 4) {
- ctx = _eglGetCurrentContext();
- dri2_ctx = dri2_egl_context(ctx);
- (*dri2_dpy->flush->flush_with_flags)(dri2_ctx->dri_context,
- dri2_surf->dri_drawable,
- __DRI2_FLUSH_DRAWABLE,
- __DRI2_THROTTLE_SWAPBUFFER);
- } else {
- (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
+ if (dri2_dpy->is_different_gpu) {
+ _EGLContext *ctx = _eglGetCurrentContext();
+ struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
+ dri2_dpy->image->blitImage(dri2_ctx->dri_context,
+ dri2_surf->current->linear_copy,
+ dri2_surf->current->dri_image,
+ 0, 0, dri2_surf->base.Width,
+ dri2_surf->base.Height,
+ 0, 0, dri2_surf->base.Width,
+ dri2_surf->base.Height, 0);
}
+ dri2_flush_drawable_for_swapbuffers(disp, draw);
(*dri2_dpy->flush->invalidate)(dri2_surf->dri_drawable);
wl_surface_commit(dri2_surf->wl_win->surface);
}
static struct wl_buffer *
-dri2_wl_create_wayland_buffer_from_image_wl(_EGLDriver *drv,
- _EGLDisplay *disp,
- _EGLImage *img)
+dri2_wl_create_wayland_buffer_from_image(_EGLDriver *drv,
+ _EGLDisplay *disp,
+ _EGLImage *img)
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_image *dri2_img = dri2_egl_image(img);
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
int ret = 0;
+ if (dri2_dpy->is_render_node) {
+ _eglLog(_EGL_WARNING, "wayland-egl: client asks server to "
+ "authenticate for render-nodes");
+ return 0;
+ }
dri2_dpy->authenticated = 0;
wl_drm_authenticate(dri2_dpy->wl_drm, id);
if (!dri2_dpy->device_name)
return;
-#ifdef O_CLOEXEC
- dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR | O_CLOEXEC);
- if (dri2_dpy->fd == -1 && errno == EINVAL)
-#endif
- {
- dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR);
- if (dri2_dpy->fd != -1)
- fcntl(dri2_dpy->fd, F_SETFD, fcntl(dri2_dpy->fd, F_GETFD) |
- FD_CLOEXEC);
- }
+ dri2_dpy->fd = loader_open_device(dri2_dpy->device_name);
if (dri2_dpy->fd == -1) {
_eglLog(_EGL_WARNING, "wayland-egl: could not open %s (%s)",
dri2_dpy->device_name, strerror(errno));
return;
}
- drmGetMagic(dri2_dpy->fd, &magic);
- wl_drm_authenticate(dri2_dpy->wl_drm, magic);
+ if (drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER) {
+ dri2_dpy->authenticated = 1;
+ } else {
+ drmGetMagic(dri2_dpy->fd, &magic);
+ wl_drm_authenticate(dri2_dpy->wl_drm, magic);
+ }
}
static void
}
static const struct wl_drm_listener drm_listener = {
- drm_handle_device,
- drm_handle_format,
- drm_handle_authenticated,
- drm_handle_capabilities
+ .device = drm_handle_device,
+ .format = drm_handle_format,
+ .authenticated = drm_handle_authenticated,
+ .capabilities = drm_handle_capabilities
};
static void
-registry_handle_global(void *data, struct wl_registry *registry, uint32_t name,
+registry_handle_global_drm(void *data, struct wl_registry *registry, uint32_t name,
const char *interface, uint32_t version)
{
struct dri2_egl_display *dri2_dpy = data;
{
}
-static const struct wl_registry_listener registry_listener = {
- registry_handle_global,
- registry_handle_global_remove
+static const struct wl_registry_listener registry_listener_drm = {
+ .global = registry_handle_global_drm,
+ .global_remove = registry_handle_global_remove
};
static EGLBoolean
static struct dri2_egl_display_vtbl dri2_wl_display_vtbl = {
.authenticate = dri2_wl_authenticate,
.create_window_surface = dri2_wl_create_window_surface,
- .create_pixmap_surface = dri2_fallback_create_pixmap_surface,
+ .create_pixmap_surface = dri2_wl_create_pixmap_surface,
.create_pbuffer_surface = dri2_fallback_create_pbuffer_surface,
.destroy_surface = dri2_wl_destroy_surface,
+ .create_image = dri2_create_image_khr,
.swap_interval = dri2_wl_swap_interval,
.swap_buffers = dri2_wl_swap_buffers,
.swap_buffers_with_damage = dri2_wl_swap_buffers_with_damage,
.post_sub_buffer = dri2_fallback_post_sub_buffer,
.copy_buffers = dri2_fallback_copy_buffers,
.query_buffer_age = dri2_wl_query_buffer_age,
+ .create_wayland_buffer_from_image = dri2_wl_create_wayland_buffer_from_image,
+ .get_sync_values = dri2_fallback_get_sync_values,
+ .get_dri_drawable = dri2_surface_get_dri_drawable,
};
-EGLBoolean
-dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
+static const __DRIextension *dri2_loader_extensions[] = {
+ &dri2_loader_extension.base,
+ &image_loader_extension.base,
+ &image_lookup_extension.base,
+ &use_invalidate.base,
+ NULL,
+};
+
+static const __DRIextension *image_loader_extensions[] = {
+ &image_loader_extension.base,
+ &image_lookup_extension.base,
+ &use_invalidate.base,
+ NULL,
+};
+
+static EGLBoolean
+dri2_wl_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ static const struct {
+ const char *format_name;
+ int has_format;
+ unsigned int rgba_masks[4];
+ } visuals[] = {
+ { "XRGB8888", HAS_XRGB8888, { 0xff0000, 0xff00, 0x00ff, 0xff000000 } },
+ { "ARGB8888", HAS_ARGB8888, { 0xff0000, 0xff00, 0x00ff, 0 } },
+ { "RGB565", HAS_RGB565, { 0x00f800, 0x07e0, 0x001f, 0 } },
+ };
+ unsigned int format_count[ARRAY_SIZE(visuals)] = { 0 };
+ unsigned int count, i, j;
+
+ count = 0;
+ for (i = 0; dri2_dpy->driver_configs[i]; i++) {
+ for (j = 0; j < ARRAY_SIZE(visuals); j++) {
+ struct dri2_egl_config *dri2_conf;
+
+ if (!(dri2_dpy->formats & visuals[j].has_format))
+ continue;
+
+ dri2_conf = dri2_add_config(disp, dri2_dpy->driver_configs[i],
+ count + 1, EGL_WINDOW_BIT, NULL, visuals[j].rgba_masks);
+ if (dri2_conf) {
+ count++;
+ format_count[j]++;
+ }
+ }
+ }
+
+ for (i = 0; i < ARRAY_SIZE(format_count); i++) {
+ if (!format_count[i]) {
+ _eglLog(_EGL_DEBUG, "No DRI config supports native format %s",
+ visuals[i].format_name);
+ }
+ }
+
+ return (count != 0);
+}
+
+static EGLBoolean
+dri2_initialize_wayland_drm(_EGLDriver *drv, _EGLDisplay *disp)
{
struct dri2_egl_display *dri2_dpy;
- const __DRIconfig *config;
- uint32_t types;
- int i;
- static const unsigned int argb_masks[4] =
- { 0xff0000, 0xff00, 0xff, 0xff000000 };
- static const unsigned int rgb_masks[4] = { 0xff0000, 0xff00, 0xff, 0 };
- static const unsigned int rgb565_masks[4] = { 0xf800, 0x07e0, 0x001f, 0 };
loader_set_logger(_eglLog);
- drv->API.CreateWaylandBufferFromImageWL =
- dri2_wl_create_wayland_buffer_from_image_wl;
-
dri2_dpy = calloc(1, sizeof *dri2_dpy);
if (!dri2_dpy)
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
wl_proxy_set_queue((struct wl_proxy *) dri2_dpy->wl_registry,
dri2_dpy->wl_queue);
wl_registry_add_listener(dri2_dpy->wl_registry,
- ®istry_listener, dri2_dpy);
+ ®istry_listener_drm, dri2_dpy);
if (roundtrip(dri2_dpy) < 0 || dri2_dpy->wl_drm == NULL)
- goto cleanup_dpy;
+ goto cleanup_registry;
if (roundtrip(dri2_dpy) < 0 || dri2_dpy->fd == -1)
goto cleanup_drm;
if (roundtrip(dri2_dpy) < 0 || !dri2_dpy->authenticated)
goto cleanup_fd;
- dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0);
+ dri2_dpy->fd = loader_get_user_preferred_fd(dri2_dpy->fd,
+ &dri2_dpy->is_different_gpu);
+ if (dri2_dpy->is_different_gpu) {
+ free(dri2_dpy->device_name);
+ dri2_dpy->device_name = loader_get_device_name_for_fd(dri2_dpy->fd);
+ if (!dri2_dpy->device_name) {
+ _eglError(EGL_BAD_ALLOC, "wayland-egl: failed to get device name "
+ "for requested GPU");
+ goto cleanup_fd;
+ }
+ }
+
+ /* we have to do the check now, because loader_get_user_preferred_fd
+ * will return a render-node when the requested gpu is different
+ * to the server, but also if the client asks for the same gpu than
+ * the server by requesting its pci-id */
+ dri2_dpy->is_render_node = drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER;
+
+ dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd);
if (dri2_dpy->driver_name == NULL) {
_eglError(EGL_BAD_ALLOC, "DRI2: failed to get driver name");
goto cleanup_fd;
if (!dri2_load_driver(disp))
goto cleanup_driver_name;
- dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
- dri2_dpy->dri2_loader_extension.base.version = 3;
- dri2_dpy->dri2_loader_extension.getBuffers = dri2_wl_get_buffers;
- dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_wl_flush_front_buffer;
- dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
- dri2_wl_get_buffers_with_format;
-
- dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
- dri2_dpy->extensions[1] = &image_loader_extension.base;
- dri2_dpy->extensions[2] = &image_lookup_extension.base;
- dri2_dpy->extensions[3] = &use_invalidate.base;
- dri2_dpy->extensions[4] = NULL;
-
- dri2_dpy->swap_available = EGL_TRUE;
+ /* render nodes cannot use Gem names, and thus do not support
+ * the __DRI_DRI2_LOADER extension */
+ if (!dri2_dpy->is_render_node)
+ dri2_dpy->loader_extensions = dri2_loader_extensions;
+ else
+ dri2_dpy->loader_extensions = image_loader_extensions;
if (!dri2_create_screen(disp))
goto cleanup_driver;
dri2_wl_setup_swap_interval(dri2_dpy);
- /* The server shouldn't advertise WL_DRM_CAPABILITY_PRIME if the driver
- * doesn't have createImageFromFds, since we're using the same driver on
- * both sides. We don't want crash if that happens anyway, so fall back to
- * gem names if we don't have prime support. */
+ /* To use Prime, we must have _DRI_IMAGE v7 at least.
+ * createImageFromFds support indicates that Prime export/import
+ * is supported by the driver. Fall back to
+ * gem names if we don't have Prime support. */
if (dri2_dpy->image->base.version < 7 ||
dri2_dpy->image->createImageFromFds == NULL)
- dri2_dpy->capabilities &= WL_DRM_CAPABILITY_PRIME;
+ dri2_dpy->capabilities &= ~WL_DRM_CAPABILITY_PRIME;
+
+ /* We cannot use Gem names with render-nodes, only prime fds (dma-buf).
+ * The server needs to accept them */
+ if (dri2_dpy->is_render_node &&
+ !(dri2_dpy->capabilities & WL_DRM_CAPABILITY_PRIME)) {
+ _eglLog(_EGL_WARNING, "wayland-egl: display is not render-node capable");
+ goto cleanup_screen;
+ }
- types = EGL_WINDOW_BIT;
- for (i = 0; dri2_dpy->driver_configs[i]; i++) {
- config = dri2_dpy->driver_configs[i];
- if (dri2_dpy->formats & HAS_XRGB8888)
- dri2_add_config(disp, config, i + 1, types, NULL, rgb_masks);
- if (dri2_dpy->formats & HAS_ARGB8888)
- dri2_add_config(disp, config, i + 1, types, NULL, argb_masks);
- if (dri2_dpy->formats & HAS_RGB565)
- dri2_add_config(disp, config, i + 1, types, NULL, rgb565_masks);
+ if (dri2_dpy->is_different_gpu &&
+ (dri2_dpy->image->base.version < 9 ||
+ dri2_dpy->image->blitImage == NULL)) {
+ _eglLog(_EGL_WARNING, "wayland-egl: Different GPU selected, but the "
+ "Image extension in the driver is not "
+ "compatible. Version 9 or later and blitImage() "
+ "are required");
+ goto cleanup_screen;
+ }
+
+ if (!dri2_wl_add_configs_for_visuals(drv, disp)) {
+ _eglError(EGL_NOT_INITIALIZED, "DRI2: failed to add configs");
+ goto cleanup_screen;
}
- disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
- disp->Extensions.WL_create_wayland_buffer_from_image = EGL_TRUE;
+ dri2_set_WL_bind_wayland_display(drv, disp);
+ /* When cannot convert EGLImage to wl_buffer when on a different gpu,
+ * because the buffer of the EGLImage has likely a tiling mode the server
+ * gpu won't support. These is no way to check for now. Thus do not support the
+ * extension */
+ if (!dri2_dpy->is_different_gpu) {
+ disp->Extensions.WL_create_wayland_buffer_from_image = EGL_TRUE;
+ } else {
+ dri2_wl_display_vtbl.create_wayland_buffer_from_image =
+ dri2_fallback_create_wayland_buffer_from_image;
+ }
disp->Extensions.EXT_buffer_age = EGL_TRUE;
disp->Extensions.EXT_swap_buffers_with_damage = EGL_TRUE;
- /* we're supporting EGL 1.4 */
- disp->VersionMajor = 1;
- disp->VersionMinor = 4;
-
/* Fill vtbl last to prevent accidentally calling virtual function during
* initialization.
*/
return EGL_TRUE;
+ cleanup_screen:
+ dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
cleanup_driver:
dlclose(dri2_dpy->driver);
cleanup_driver_name:
cleanup_drm:
free(dri2_dpy->device_name);
wl_drm_destroy(dri2_dpy->wl_drm);
+ cleanup_registry:
+ wl_registry_destroy(dri2_dpy->wl_registry);
+ wl_event_queue_destroy(dri2_dpy->wl_queue);
+ if (disp->PlatformDisplay == NULL)
+ wl_display_disconnect(dri2_dpy->wl_dpy);
cleanup_dpy:
free(dri2_dpy);
-
+ disp->DriverData = NULL;
+
return EGL_FALSE;
}
+
+static int
+dri2_wl_swrast_get_stride_for_format(int format, int w)
+{
+ if (format == WL_SHM_FORMAT_RGB565)
+ return 2 * w;
+ else /* ARGB8888 || XRGB8888 */
+ return 4 * w;
+}
+
+/*
+ * Taken from weston shared/os-compatibility.c
+ */
+
+#ifndef HAVE_MKOSTEMP
+
+static int
+set_cloexec_or_close(int fd)
+{
+ long flags;
+
+ if (fd == -1)
+ return -1;
+
+ flags = fcntl(fd, F_GETFD);
+ if (flags == -1)
+ goto err;
+
+ if (fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1)
+ goto err;
+
+ return fd;
+
+err:
+ close(fd);
+ return -1;
+}
+
+#endif
+
+/*
+ * Taken from weston shared/os-compatibility.c
+ */
+
+static int
+create_tmpfile_cloexec(char *tmpname)
+{
+ int fd;
+
+#ifdef HAVE_MKOSTEMP
+ fd = mkostemp(tmpname, O_CLOEXEC);
+ if (fd >= 0)
+ unlink(tmpname);
+#else
+ fd = mkstemp(tmpname);
+ if (fd >= 0) {
+ fd = set_cloexec_or_close(fd);
+ unlink(tmpname);
+ }
+#endif
+
+ return fd;
+}
+
+/*
+ * Taken from weston shared/os-compatibility.c
+ *
+ * Create a new, unique, anonymous file of the given size, and
+ * return the file descriptor for it. The file descriptor is set
+ * CLOEXEC. The file is immediately suitable for mmap()'ing
+ * the given size at offset zero.
+ *
+ * The file should not have a permanent backing store like a disk,
+ * but may have if XDG_RUNTIME_DIR is not properly implemented in OS.
+ *
+ * The file name is deleted from the file system.
+ *
+ * The file is suitable for buffer sharing between processes by
+ * transmitting the file descriptor over Unix sockets using the
+ * SCM_RIGHTS methods.
+ *
+ * If the C library implements posix_fallocate(), it is used to
+ * guarantee that disk space is available for the file at the
+ * given size. If disk space is insufficent, errno is set to ENOSPC.
+ * If posix_fallocate() is not supported, program may receive
+ * SIGBUS on accessing mmap()'ed file contents instead.
+ */
+static int
+os_create_anonymous_file(off_t size)
+{
+ static const char template[] = "/mesa-shared-XXXXXX";
+ const char *path;
+ char *name;
+ int fd;
+ int ret;
+
+ path = getenv("XDG_RUNTIME_DIR");
+ if (!path) {
+ errno = ENOENT;
+ return -1;
+ }
+
+ name = malloc(strlen(path) + sizeof(template));
+ if (!name)
+ return -1;
+
+ strcpy(name, path);
+ strcat(name, template);
+
+ fd = create_tmpfile_cloexec(name);
+
+ free(name);
+
+ if (fd < 0)
+ return -1;
+
+ ret = ftruncate(fd, size);
+ if (ret < 0) {
+ close(fd);
+ return -1;
+ }
+
+ return fd;
+}
+
+
+static EGLBoolean
+dri2_wl_swrast_allocate_buffer(struct dri2_egl_display *dri2_dpy,
+ int format, int w, int h,
+ void **data, int *size,
+ struct wl_buffer **buffer)
+{
+ struct wl_shm_pool *pool;
+ int fd, stride, size_map;
+ void *data_map;
+
+ stride = dri2_wl_swrast_get_stride_for_format(format, w);
+ size_map = h * stride;
+
+ /* Create a sharable buffer */
+ fd = os_create_anonymous_file(size_map);
+ if (fd < 0)
+ return EGL_FALSE;
+
+ data_map = mmap(NULL, size_map, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
+ if (data_map == MAP_FAILED) {
+ close(fd);
+ return EGL_FALSE;
+ }
+
+ /* Share it in a wl_buffer */
+ pool = wl_shm_create_pool(dri2_dpy->wl_shm, fd, size_map);
+ *buffer = wl_shm_pool_create_buffer(pool, 0, w, h, stride, format);
+ wl_shm_pool_destroy(pool);
+ close(fd);
+
+ *data = data_map;
+ *size = size_map;
+ return EGL_TRUE;
+}
+
+static int
+swrast_update_buffers(struct dri2_egl_surface *dri2_surf)
+{
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+ int i;
+
+ /* we need to do the following operations only once per frame */
+ if (dri2_surf->back)
+ return 0;
+
+ if (dri2_surf->base.Width != dri2_surf->wl_win->width ||
+ dri2_surf->base.Height != dri2_surf->wl_win->height) {
+
+ dri2_wl_release_buffers(dri2_surf);
+
+ dri2_surf->base.Width = dri2_surf->wl_win->width;
+ dri2_surf->base.Height = dri2_surf->wl_win->height;
+ dri2_surf->dx = dri2_surf->wl_win->dx;
+ dri2_surf->dy = dri2_surf->wl_win->dy;
+ dri2_surf->current = NULL;
+ }
+
+ /* find back buffer */
+
+ /* There might be a buffer release already queued that wasn't processed */
+ wl_display_dispatch_queue_pending(dri2_dpy->wl_dpy, dri2_dpy->wl_queue);
+
+ /* try get free buffer already created */
+ for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
+ if (!dri2_surf->color_buffers[i].locked &&
+ dri2_surf->color_buffers[i].wl_buffer) {
+ dri2_surf->back = &dri2_surf->color_buffers[i];
+ break;
+ }
+ }
+
+ /* else choose any another free location */
+ if (!dri2_surf->back) {
+ for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
+ if (!dri2_surf->color_buffers[i].locked) {
+ dri2_surf->back = &dri2_surf->color_buffers[i];
+ if (!dri2_wl_swrast_allocate_buffer(dri2_dpy,
+ dri2_surf->format,
+ dri2_surf->base.Width,
+ dri2_surf->base.Height,
+ &dri2_surf->back->data,
+ &dri2_surf->back->data_size,
+ &dri2_surf->back->wl_buffer)) {
+ _eglError(EGL_BAD_ALLOC, "failed to allocate color buffer");
+ return -1;
+ }
+ wl_proxy_set_queue((struct wl_proxy *) dri2_surf->back->wl_buffer,
+ dri2_dpy->wl_queue);
+ wl_buffer_add_listener(dri2_surf->back->wl_buffer,
+ &wl_buffer_listener, dri2_surf);
+ break;
+ }
+ }
+ }
+
+ if (!dri2_surf->back) {
+ _eglError(EGL_BAD_ALLOC, "failed to find free buffer");
+ return -1;
+ }
+
+ dri2_surf->back->locked = 1;
+
+ /* If we have an extra unlocked buffer at this point, we had to do triple
+ * buffering for a while, but now can go back to just double buffering.
+ * That means we can free any unlocked buffer now. */
+ for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
+ if (!dri2_surf->color_buffers[i].locked &&
+ dri2_surf->color_buffers[i].wl_buffer) {
+ wl_buffer_destroy(dri2_surf->color_buffers[i].wl_buffer);
+ munmap(dri2_surf->color_buffers[i].data,
+ dri2_surf->color_buffers[i].data_size);
+ dri2_surf->color_buffers[i].wl_buffer = NULL;
+ dri2_surf->color_buffers[i].data = NULL;
+ }
+ }
+
+ return 0;
+}
+
+static void*
+dri2_wl_swrast_get_frontbuffer_data(struct dri2_egl_surface *dri2_surf)
+{
+ /* if there has been a resize: */
+ if (!dri2_surf->current)
+ return NULL;
+
+ return dri2_surf->current->data;
+}
+
+static void*
+dri2_wl_swrast_get_backbuffer_data(struct dri2_egl_surface *dri2_surf)
+{
+ assert(dri2_surf->back);
+ return dri2_surf->back->data;
+}
+
+static void
+dri2_wl_swrast_commit_backbuffer(struct dri2_egl_surface *dri2_surf)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(dri2_surf->base.Resource.Display);
+
+ while (dri2_surf->throttle_callback != NULL)
+ if (wl_display_dispatch_queue(dri2_dpy->wl_dpy,
+ dri2_dpy->wl_queue) == -1)
+ return;
+
+ if (dri2_surf->base.SwapInterval > 0) {
+ dri2_surf->throttle_callback =
+ wl_surface_frame(dri2_surf->wl_win->surface);
+ wl_callback_add_listener(dri2_surf->throttle_callback,
+ &throttle_listener, dri2_surf);
+ wl_proxy_set_queue((struct wl_proxy *) dri2_surf->throttle_callback,
+ dri2_dpy->wl_queue);
+ }
+
+ dri2_surf->current = dri2_surf->back;
+ dri2_surf->back = NULL;
+
+ wl_surface_attach(dri2_surf->wl_win->surface,
+ dri2_surf->current->wl_buffer,
+ dri2_surf->dx, dri2_surf->dy);
+
+ dri2_surf->wl_win->attached_width = dri2_surf->base.Width;
+ dri2_surf->wl_win->attached_height = dri2_surf->base.Height;
+ /* reset resize growing parameters */
+ dri2_surf->dx = 0;
+ dri2_surf->dy = 0;
+
+ wl_surface_damage(dri2_surf->wl_win->surface,
+ 0, 0, INT32_MAX, INT32_MAX);
+ wl_surface_commit(dri2_surf->wl_win->surface);
+
+ /* If we're not waiting for a frame callback then we'll at least throttle
+ * to a sync callback so that we always give a chance for the compositor to
+ * handle the commit and send a release event before checking for a free
+ * buffer */
+ if (dri2_surf->throttle_callback == NULL) {
+ dri2_surf->throttle_callback = wl_display_sync(dri2_dpy->wl_dpy);
+ wl_callback_add_listener(dri2_surf->throttle_callback,
+ &throttle_listener, dri2_surf);
+ wl_proxy_set_queue((struct wl_proxy *) dri2_surf->throttle_callback,
+ dri2_dpy->wl_queue);
+ }
+
+ wl_display_flush(dri2_dpy->wl_dpy);
+}
+
+static void
+dri2_wl_swrast_get_drawable_info(__DRIdrawable * draw,
+ int *x, int *y, int *w, int *h,
+ void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+
+ (void) swrast_update_buffers(dri2_surf);
+ *x = 0;
+ *y = 0;
+ *w = dri2_surf->base.Width;
+ *h = dri2_surf->base.Height;
+}
+
+static void
+dri2_wl_swrast_get_image(__DRIdrawable * read,
+ int x, int y, int w, int h,
+ char *data, void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+ int copy_width = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, w);
+ int x_offset = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, x);
+ int src_stride = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, dri2_surf->base.Width);
+ int dst_stride = copy_width;
+ char *src, *dst;
+
+ src = dri2_wl_swrast_get_frontbuffer_data(dri2_surf);
+ if (!src) {
+ memset(data, 0, copy_width * h);
+ return;
+ }
+
+ assert(data != src);
+ assert(copy_width <= src_stride);
+
+ src += x_offset;
+ src += y * src_stride;
+ dst = data;
+
+ if (copy_width > src_stride-x_offset)
+ copy_width = src_stride-x_offset;
+ if (h > dri2_surf->base.Height-y)
+ h = dri2_surf->base.Height-y;
+
+ for (; h>0; h--) {
+ memcpy(dst, src, copy_width);
+ src += src_stride;
+ dst += dst_stride;
+ }
+}
+
+static void
+dri2_wl_swrast_put_image2(__DRIdrawable * draw, int op,
+ int x, int y, int w, int h, int stride,
+ char *data, void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+ int copy_width = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, w);
+ int dst_stride = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, dri2_surf->base.Width);
+ int x_offset = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, x);
+ char *src, *dst;
+
+ assert(copy_width <= stride);
+
+ (void) swrast_update_buffers(dri2_surf);
+ dst = dri2_wl_swrast_get_backbuffer_data(dri2_surf);
+
+ /* partial copy, copy old content */
+ if (copy_width < dst_stride)
+ dri2_wl_swrast_get_image(draw, 0, 0,
+ dri2_surf->base.Width, dri2_surf->base.Height,
+ dst, loaderPrivate);
+
+ dst += x_offset;
+ dst += y * dst_stride;
+
+ src = data;
+
+ /* drivers expect we do these checks (and some rely on it) */
+ if (copy_width > dst_stride-x_offset)
+ copy_width = dst_stride-x_offset;
+ if (h > dri2_surf->base.Height-y)
+ h = dri2_surf->base.Height-y;
+
+ for (; h>0; h--) {
+ memcpy(dst, src, copy_width);
+ src += stride;
+ dst += dst_stride;
+ }
+ dri2_wl_swrast_commit_backbuffer(dri2_surf);
+}
+
+static void
+dri2_wl_swrast_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;
+ int stride;
+
+ stride = dri2_wl_swrast_get_stride_for_format(dri2_surf->format, w);
+ dri2_wl_swrast_put_image2(draw, op, x, y, w, h,
+ stride, data, loaderPrivate);
+}
+
+/**
+ * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
+ */
+static _EGLSurface *
+dri2_wl_swrast_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);
+ struct dri2_egl_config *dri2_conf = dri2_egl_config(conf);
+ struct wl_egl_window *window = native_window;
+ struct dri2_egl_surface *dri2_surf;
+ const __DRIconfig *config;
+
+ (void) drv;
+
+ dri2_surf = calloc(1, sizeof *dri2_surf);
+ if (!dri2_surf) {
+ _eglError(EGL_BAD_ALLOC, "dri2_create_surface");
+ return NULL;
+ }
+
+ if (!_eglInitSurface(&dri2_surf->base, disp, EGL_WINDOW_BIT, conf, attrib_list))
+ goto cleanup_surf;
+
+ if (conf->RedSize == 5)
+ dri2_surf->format = WL_SHM_FORMAT_RGB565;
+ else if (conf->AlphaSize == 0)
+ dri2_surf->format = WL_SHM_FORMAT_XRGB8888;
+ else
+ dri2_surf->format = WL_SHM_FORMAT_ARGB8888;
+
+ dri2_surf->wl_win = window;
+
+ dri2_surf->base.Width = -1;
+ dri2_surf->base.Height = -1;
+
+ config = dri2_get_dri_config(dri2_conf, EGL_WINDOW_BIT,
+ dri2_surf->base.GLColorspace);
+
+ dri2_surf->dri_drawable =
+ (*dri2_dpy->swrast->createNewDrawable)(dri2_dpy->dri_screen,
+ config, dri2_surf);
+ if (dri2_surf->dri_drawable == NULL) {
+ _eglError(EGL_BAD_ALLOC, "swrast->createNewDrawable");
+ goto cleanup_surf;
+ }
+
+ dri2_wl_swap_interval(drv, disp, &dri2_surf->base,
+ dri2_dpy->default_swap_interval);
+
+ return &dri2_surf->base;
+
+ cleanup_surf:
+ free(dri2_surf);
+
+ return NULL;
+}
+
+static EGLBoolean
+dri2_wl_swrast_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
+
+ dri2_dpy->core->swapBuffers(dri2_surf->dri_drawable);
+ return EGL_TRUE;
+}
+
+static void
+shm_handle_format(void *data, struct wl_shm *shm, uint32_t format)
+{
+ struct dri2_egl_display *dri2_dpy = data;
+
+ switch (format) {
+ case WL_SHM_FORMAT_ARGB8888:
+ dri2_dpy->formats |= HAS_ARGB8888;
+ break;
+ case WL_SHM_FORMAT_XRGB8888:
+ dri2_dpy->formats |= HAS_XRGB8888;
+ break;
+ case WL_SHM_FORMAT_RGB565:
+ dri2_dpy->formats |= HAS_RGB565;
+ break;
+ }
+}
+
+static const struct wl_shm_listener shm_listener = {
+ .format = shm_handle_format
+};
+
+static void
+registry_handle_global_swrast(void *data, struct wl_registry *registry, uint32_t name,
+ const char *interface, uint32_t version)
+{
+ struct dri2_egl_display *dri2_dpy = data;
+
+ if (strcmp(interface, "wl_shm") == 0) {
+ dri2_dpy->wl_shm =
+ wl_registry_bind(registry, name, &wl_shm_interface, 1);
+ wl_shm_add_listener(dri2_dpy->wl_shm, &shm_listener, dri2_dpy);
+ }
+}
+
+static const struct wl_registry_listener registry_listener_swrast = {
+ .global = registry_handle_global_swrast,
+ .global_remove = registry_handle_global_remove
+};
+
+static struct dri2_egl_display_vtbl dri2_wl_swrast_display_vtbl = {
+ .authenticate = NULL,
+ .create_window_surface = dri2_wl_swrast_create_window_surface,
+ .create_pixmap_surface = dri2_wl_create_pixmap_surface,
+ .create_pbuffer_surface = dri2_fallback_create_pbuffer_surface,
+ .destroy_surface = dri2_wl_destroy_surface,
+ .create_image = dri2_fallback_create_image_khr,
+ .swap_interval = dri2_wl_swap_interval,
+ .swap_buffers = dri2_wl_swrast_swap_buffers,
+ .swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage,
+ .swap_buffers_region = dri2_fallback_swap_buffers_region,
+ .post_sub_buffer = dri2_fallback_post_sub_buffer,
+ .copy_buffers = dri2_fallback_copy_buffers,
+ .query_buffer_age = dri2_fallback_query_buffer_age,
+ .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
+ .get_sync_values = dri2_fallback_get_sync_values,
+ .get_dri_drawable = dri2_surface_get_dri_drawable,
+};
+
+static const __DRIswrastLoaderExtension swrast_loader_extension = {
+ .base = { __DRI_SWRAST_LOADER, 2 },
+
+ .getDrawableInfo = dri2_wl_swrast_get_drawable_info,
+ .putImage = dri2_wl_swrast_put_image,
+ .getImage = dri2_wl_swrast_get_image,
+ .putImage2 = dri2_wl_swrast_put_image2,
+};
+
+static const __DRIextension *swrast_loader_extensions[] = {
+ &swrast_loader_extension.base,
+ NULL,
+};
+
+static EGLBoolean
+dri2_initialize_wayland_swrast(_EGLDriver *drv, _EGLDisplay *disp)
+{
+ struct dri2_egl_display *dri2_dpy;
+
+ loader_set_logger(_eglLog);
+
+ dri2_dpy = calloc(1, sizeof *dri2_dpy);
+ if (!dri2_dpy)
+ return _eglError(EGL_BAD_ALLOC, "eglInitialize");
+
+ disp->DriverData = (void *) dri2_dpy;
+ if (disp->PlatformDisplay == NULL) {
+ dri2_dpy->wl_dpy = wl_display_connect(NULL);
+ if (dri2_dpy->wl_dpy == NULL)
+ goto cleanup_dpy;
+ dri2_dpy->own_device = 1;
+ } else {
+ dri2_dpy->wl_dpy = disp->PlatformDisplay;
+ }
+
+ dri2_dpy->wl_queue = wl_display_create_queue(dri2_dpy->wl_dpy);
+
+ if (dri2_dpy->own_device)
+ wl_display_dispatch_pending(dri2_dpy->wl_dpy);
+
+ dri2_dpy->wl_registry = wl_display_get_registry(dri2_dpy->wl_dpy);
+ wl_proxy_set_queue((struct wl_proxy *) dri2_dpy->wl_registry,
+ dri2_dpy->wl_queue);
+ wl_registry_add_listener(dri2_dpy->wl_registry,
+ ®istry_listener_swrast, dri2_dpy);
+
+ if (roundtrip(dri2_dpy) < 0 || dri2_dpy->wl_shm == NULL)
+ goto cleanup_registry;
+
+ if (roundtrip(dri2_dpy) < 0 || dri2_dpy->formats == 0)
+ goto cleanup_shm;
+
+ dri2_dpy->fd = -1;
+ dri2_dpy->driver_name = strdup("swrast");
+ if (!dri2_load_driver_swrast(disp))
+ goto cleanup_shm;
+
+ dri2_dpy->loader_extensions = swrast_loader_extensions;
+
+ if (!dri2_create_screen(disp))
+ goto cleanup_driver;
+
+ dri2_wl_setup_swap_interval(dri2_dpy);
+
+ if (!dri2_wl_add_configs_for_visuals(drv, disp)) {
+ _eglError(EGL_NOT_INITIALIZED, "DRI2: failed to add configs");
+ goto cleanup_screen;
+ }
+
+ /* Fill vtbl last to prevent accidentally calling virtual function during
+ * initialization.
+ */
+ dri2_dpy->vtbl = &dri2_wl_swrast_display_vtbl;
+
+ return EGL_TRUE;
+
+ cleanup_screen:
+ dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
+ cleanup_driver:
+ dlclose(dri2_dpy->driver);
+ cleanup_shm:
+ wl_shm_destroy(dri2_dpy->wl_shm);
+ cleanup_registry:
+ wl_registry_destroy(dri2_dpy->wl_registry);
+ wl_event_queue_destroy(dri2_dpy->wl_queue);
+ if (disp->PlatformDisplay == NULL)
+ wl_display_disconnect(dri2_dpy->wl_dpy);
+ cleanup_dpy:
+ free(dri2_dpy);
+ disp->DriverData = NULL;
+
+ return EGL_FALSE;
+}
+
+EGLBoolean
+dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
+{
+ EGLBoolean initialized = EGL_TRUE;
+
+ int hw_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
+
+ if (hw_accel) {
+ if (!dri2_initialize_wayland_drm(drv, disp)) {
+ initialized = dri2_initialize_wayland_swrast(drv, disp);
+ }
+ } else {
+ initialized = dri2_initialize_wayland_swrast(drv, disp);
+ }
+
+ return initialized;
+
+}