| /* |
| * Mesa 3-D graphics library |
| * Version: 7.11 |
| * |
| * Copyright (C) 2011 Benjamin Franzke <benjaminfranzke@googlemail.com> |
| * |
| * 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 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. |
| */ |
| |
| #include "util/u_memory.h" |
| #include "util/u_inlines.h" |
| |
| #include "pipe/p_compiler.h" |
| #include "pipe/p_screen.h" |
| #include "pipe/p_context.h" |
| #include "pipe/p_state.h" |
| #include "state_tracker/drm_driver.h" |
| |
| #include "egllog.h" |
| #include <errno.h> |
| |
| #include "native_wayland.h" |
| |
| #include <wayland-client.h> |
| #include "wayland-drm-client-protocol.h" |
| #include "wayland-egl-priv.h" |
| |
| #include "common/native_wayland_drm_bufmgr_helper.h" |
| |
| #include <xf86drm.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <fcntl.h> |
| |
| struct wayland_drm_display { |
| struct wayland_display base; |
| |
| const struct native_event_handler *event_handler; |
| |
| struct wl_drm *wl_drm; |
| struct wl_drm *wl_server_drm; /* for EGL_WL_bind_wayland_display */ |
| int fd; |
| char *device_name; |
| boolean authenticated; |
| }; |
| |
| static INLINE struct wayland_drm_display * |
| wayland_drm_display(const struct native_display *ndpy) |
| { |
| return (struct wayland_drm_display *) ndpy; |
| } |
| |
| static void |
| wayland_drm_display_destroy(struct native_display *ndpy) |
| { |
| struct wayland_drm_display *drmdpy = wayland_drm_display(ndpy); |
| |
| if (drmdpy->wl_drm) |
| wl_drm_destroy(drmdpy->wl_drm); |
| if (drmdpy->device_name) |
| FREE(drmdpy->device_name); |
| if (drmdpy->base.configs) |
| FREE(drmdpy->base.configs); |
| if (drmdpy->base.own_dpy) |
| wl_display_disconnect(drmdpy->base.dpy); |
| |
| ndpy_uninit(ndpy); |
| |
| if (drmdpy->fd) |
| close(drmdpy->fd); |
| |
| FREE(drmdpy); |
| } |
| |
| static struct wl_buffer * |
| wayland_create_drm_buffer(struct wayland_display *display, |
| struct wayland_surface *surface, |
| enum native_attachment attachment) |
| { |
| struct wayland_drm_display *drmdpy = (struct wayland_drm_display *) display; |
| struct pipe_screen *screen = drmdpy->base.base.screen; |
| struct pipe_resource *resource; |
| struct winsys_handle wsh; |
| uint width, height; |
| enum wl_drm_format format; |
| |
| resource = resource_surface_get_single_resource(surface->rsurf, attachment); |
| resource_surface_get_size(surface->rsurf, &width, &height); |
| |
| wsh.type = DRM_API_HANDLE_TYPE_SHARED; |
| screen->resource_get_handle(screen, resource, &wsh); |
| |
| pipe_resource_reference(&resource, NULL); |
| |
| switch (surface->color_format) { |
| case PIPE_FORMAT_B8G8R8A8_UNORM: |
| format = WL_DRM_FORMAT_ARGB8888; |
| break; |
| case PIPE_FORMAT_B8G8R8X8_UNORM: |
| format = WL_DRM_FORMAT_XRGB8888; |
| break; |
| default: |
| return NULL; |
| break; |
| } |
| |
| return wl_drm_create_buffer(drmdpy->wl_drm, wsh.handle, |
| width, height, wsh.stride, format); |
| } |
| |
| static void |
| drm_handle_device(void *data, struct wl_drm *drm, const char *device) |
| { |
| struct wayland_drm_display *drmdpy = data; |
| drm_magic_t magic; |
| |
| drmdpy->device_name = strdup(device); |
| if (!drmdpy->device_name) |
| return; |
| |
| #ifdef O_CLOEXEC |
| drmdpy->fd = open(drmdpy->device_name, O_RDWR | O_CLOEXEC); |
| if (drmdpy->fd == -1 && errno == EINVAL) |
| #endif |
| { |
| drmdpy->fd = open(drmdpy->device_name, O_RDWR); |
| if (drmdpy->fd != -1) |
| fcntl(drmdpy->fd, F_SETFD, fcntl(drmdpy->fd, F_GETFD) | FD_CLOEXEC); |
| } |
| if (drmdpy->fd == -1) { |
| _eglLog(_EGL_WARNING, "wayland-egl: could not open %s (%s)", |
| drmdpy->device_name, strerror(errno)); |
| return; |
| } |
| |
| drmGetMagic(drmdpy->fd, &magic); |
| wl_drm_authenticate(drmdpy->wl_drm, magic); |
| } |
| |
| static void |
| drm_handle_format(void *data, struct wl_drm *drm, uint32_t format) |
| { |
| struct wayland_drm_display *drmdpy = data; |
| |
| switch (format) { |
| case WL_DRM_FORMAT_ARGB8888: |
| drmdpy->base.formats |= HAS_ARGB8888; |
| break; |
| case WL_DRM_FORMAT_XRGB8888: |
| drmdpy->base.formats |= HAS_XRGB8888; |
| break; |
| } |
| } |
| |
| static void |
| drm_handle_authenticated(void *data, struct wl_drm *drm) |
| { |
| struct wayland_drm_display *drmdpy = data; |
| |
| drmdpy->authenticated = true; |
| } |
| |
| static const struct wl_drm_listener drm_listener = { |
| drm_handle_device, |
| drm_handle_format, |
| drm_handle_authenticated |
| }; |
| |
| static void |
| registry_handle_global(void *data, struct wl_registry *registry, uint32_t name, |
| const char *interface, uint32_t version) |
| { |
| struct wayland_drm_display *drmdpy = data; |
| |
| if (strcmp(interface, "wl_drm") == 0) { |
| drmdpy->wl_drm = wl_registry_bind(registry, name, &wl_drm_interface, 1); |
| wl_drm_add_listener(drmdpy->wl_drm, &drm_listener, drmdpy); |
| } |
| } |
| |
| static const struct wl_registry_listener registry_listener = { |
| registry_handle_global |
| }; |
| |
| static boolean |
| wayland_drm_display_init_screen(struct native_display *ndpy) |
| { |
| struct wayland_drm_display *drmdpy = wayland_drm_display(ndpy); |
| |
| drmdpy->base.queue = wl_display_create_queue(drmdpy->base.dpy); |
| drmdpy->base.registry = wl_display_get_registry(drmdpy->base.dpy); |
| wl_proxy_set_queue((struct wl_proxy *) drmdpy->base.registry, |
| drmdpy->base.queue); |
| wl_registry_add_listener(drmdpy->base.registry, ®istry_listener, drmdpy); |
| if (wayland_roundtrip(&drmdpy->base) < 0 || drmdpy->wl_drm == NULL) |
| return FALSE; |
| |
| wl_drm_add_listener(drmdpy->wl_drm, &drm_listener, drmdpy); |
| if (wayland_roundtrip(&drmdpy->base) < 0 || drmdpy->fd == -1) |
| return FALSE; |
| |
| if (wayland_roundtrip(&drmdpy->base) < 0 || !drmdpy->authenticated) |
| return FALSE; |
| |
| if (drmdpy->base.formats == 0) |
| return FALSE; |
| |
| drmdpy->base.base.screen = |
| drmdpy->event_handler->new_drm_screen(&drmdpy->base.base, |
| NULL, drmdpy->fd); |
| if (!drmdpy->base.base.screen) { |
| _eglLog(_EGL_WARNING, "failed to create DRM screen"); |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| |
| static struct native_display_buffer wayland_drm_display_buffer = { |
| /* use the helpers */ |
| drm_display_import_native_buffer, |
| drm_display_export_native_buffer |
| }; |
| |
| static int |
| wayland_drm_display_authenticate(void *user_data, uint32_t magic) |
| { |
| struct native_display *ndpy = user_data; |
| struct wayland_drm_display *drmdpy = wayland_drm_display(ndpy); |
| boolean current_authenticate, authenticated; |
| |
| current_authenticate = drmdpy->authenticated; |
| |
| wl_drm_authenticate(drmdpy->wl_drm, magic); |
| wl_display_roundtrip(drmdpy->base.dpy); |
| authenticated = drmdpy->authenticated; |
| |
| drmdpy->authenticated = current_authenticate; |
| |
| return authenticated ? 0 : -1; |
| } |
| |
| static struct wayland_drm_callbacks wl_drm_callbacks = { |
| wayland_drm_display_authenticate, |
| egl_g3d_wl_drm_helper_reference_buffer, |
| egl_g3d_wl_drm_helper_unreference_buffer |
| }; |
| |
| static boolean |
| wayland_drm_display_bind_wayland_display(struct native_display *ndpy, |
| struct wl_display *wl_dpy) |
| { |
| struct wayland_drm_display *drmdpy = wayland_drm_display(ndpy); |
| |
| if (drmdpy->wl_server_drm) |
| return FALSE; |
| |
| drmdpy->wl_server_drm = |
| wayland_drm_init(wl_dpy, drmdpy->device_name, |
| &wl_drm_callbacks, ndpy); |
| |
| if (!drmdpy->wl_server_drm) |
| return FALSE; |
| |
| return TRUE; |
| } |
| |
| static boolean |
| wayland_drm_display_unbind_wayland_display(struct native_display *ndpy, |
| struct wl_display *wl_dpy) |
| { |
| struct wayland_drm_display *drmdpy = wayland_drm_display(ndpy); |
| |
| if (!drmdpy->wl_server_drm) |
| return FALSE; |
| |
| wayland_drm_uninit(drmdpy->wl_server_drm); |
| drmdpy->wl_server_drm = NULL; |
| |
| return TRUE; |
| } |
| |
| static struct native_display_wayland_bufmgr wayland_drm_display_wayland_bufmgr = { |
| wayland_drm_display_bind_wayland_display, |
| wayland_drm_display_unbind_wayland_display, |
| egl_g3d_wl_drm_common_wl_buffer_get_resource, |
| egl_g3d_wl_drm_common_query_buffer |
| }; |
| |
| |
| struct wayland_display * |
| wayland_create_drm_display(struct wl_display *dpy, |
| const struct native_event_handler *event_handler) |
| { |
| struct wayland_drm_display *drmdpy; |
| |
| drmdpy = CALLOC_STRUCT(wayland_drm_display); |
| if (!drmdpy) |
| return NULL; |
| |
| drmdpy->event_handler = event_handler; |
| |
| drmdpy->base.dpy = dpy; |
| if (!drmdpy->base.dpy) { |
| wayland_drm_display_destroy(&drmdpy->base.base); |
| return NULL; |
| } |
| |
| drmdpy->base.base.init_screen = wayland_drm_display_init_screen; |
| drmdpy->base.base.destroy = wayland_drm_display_destroy; |
| drmdpy->base.base.buffer = &wayland_drm_display_buffer; |
| drmdpy->base.base.wayland_bufmgr = &wayland_drm_display_wayland_bufmgr; |
| |
| drmdpy->base.create_buffer = wayland_create_drm_buffer; |
| |
| return &drmdpy->base; |
| } |
| |
| /* vim: set sw=3 ts=8 sts=3 expandtab: */ |