diff options
Diffstat (limited to 'src/gallium/state_trackers/egl/wayland')
| -rw-r--r-- | src/gallium/state_trackers/egl/wayland/native_wayland.c | 594 | ||||
| -rw-r--r-- | src/gallium/state_trackers/egl/wayland/native_wayland.h | 96 |
2 files changed, 690 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/egl/wayland/native_wayland.c b/src/gallium/state_trackers/egl/wayland/native_wayland.c new file mode 100644 index 00000000000..c526c599d08 --- /dev/null +++ b/src/gallium/state_trackers/egl/wayland/native_wayland.c @@ -0,0 +1,594 @@ +/* + * Mesa 3-D graphics library + * Version: 7.11 + * + * Copyright (C) 2011 Benjamin Franzke <[email protected]> + * + * 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 "native_wayland.h" + +/* see get_drm_screen_name */ +#include <radeon_drm.h> +#include "radeon/drm/radeon_drm_public.h" + +#include <wayland-client.h> +#include "wayland-egl-priv.h" + +#include <xf86drm.h> + +static struct native_event_handler *wayland_event_handler; + +static void +sync_callback(void *data) +{ + int *done = data; + + *done = 1; +} + +static void +force_roundtrip(struct wl_display *display) +{ + int done = 0; + + wl_display_sync_callback(display, sync_callback, &done); + wl_display_iterate(display, WL_DISPLAY_WRITABLE); + while (!done) + wl_display_iterate(display, WL_DISPLAY_READABLE); +} + +static const struct native_config ** +wayland_display_get_configs (struct native_display *ndpy, int *num_configs) +{ + struct wayland_display *display = wayland_display(ndpy); + const struct native_config **configs; + + if (!display->config) { + struct native_config *nconf; + enum pipe_format format; + display->config = CALLOC(1, sizeof(*display->config)); + if (!display->config) + return NULL; + nconf = &display->config->base; + + nconf->buffer_mask = + (1 << NATIVE_ATTACHMENT_FRONT_LEFT) | + (1 << NATIVE_ATTACHMENT_BACK_LEFT); + + format = PIPE_FORMAT_B8G8R8X8_UNORM; + + nconf->color_format = format; + nconf->window_bit = TRUE; + nconf->pixmap_bit = TRUE; + } + + configs = MALLOC(sizeof(*configs)); + if (configs) { + configs[0] = &display->config->base; + if (num_configs) + *num_configs = 1; + } + + return configs; +} + +static int +wayland_display_get_param(struct native_display *ndpy, + enum native_param_type param) +{ + int val; + + switch (param) { + case NATIVE_PARAM_USE_NATIVE_BUFFER: + case NATIVE_PARAM_PRESERVE_BUFFER: + case NATIVE_PARAM_MAX_SWAP_INTERVAL: + default: + val = 0; + break; + } + + return val; +} + +static boolean +wayland_display_is_pixmap_supported(struct native_display *ndpy, + EGLNativePixmapType pix, + const struct native_config *nconf) +{ + /* all wl_egl_pixmaps are supported */ + + return TRUE; +} + +static void +wayland_display_destroy(struct native_display *ndpy) +{ + struct wayland_display *display = wayland_display(ndpy); + + if (display->config) + FREE(display->config); + + if (display->base.screen) + display->base.screen->destroy(display->base.screen); + + FREE(display); +} + + +static struct wl_buffer * +wayland_create_buffer(struct wayland_surface *surface, + enum native_attachment attachment) +{ + struct wayland_display *display = surface->display; + struct pipe_resource *resource; + struct winsys_handle wsh; + uint width, height; + + resource = resource_surface_get_single_resource(surface->rsurf, attachment); + resource_surface_get_size(surface->rsurf, &width, &height); + + wsh.type = DRM_API_HANDLE_TYPE_SHARED; + display->base.screen->resource_get_handle(display->base.screen, resource, &wsh); + + pipe_resource_reference(&resource, NULL); + + return wl_drm_create_buffer(display->dpy->drm, wsh.handle, + width, height, + wsh.stride, surface->win->visual); +} + +static void +wayland_pixmap_destroy(struct wl_egl_pixmap *egl_pixmap) +{ + struct pipe_resource *resource = egl_pixmap->driver_private; + + assert(resource); + + pipe_resource_reference(&resource, NULL); + + egl_pixmap->driver_private = NULL; + egl_pixmap->destroy = NULL; + egl_pixmap->name = 0; +} + +static void +wayland_pixmap_surface_intialize(struct wayland_surface *surface) +{ + struct native_display *ndpy = &surface->display->base; + struct pipe_resource *resource; + struct winsys_handle wsh; + const enum native_attachment front_natt = NATIVE_ATTACHMENT_FRONT_LEFT; + + if (surface->pix->name > 0) + return; + + resource = resource_surface_get_single_resource(surface->rsurf, front_natt); + + wsh.type = DRM_API_HANDLE_TYPE_SHARED; + ndpy->screen->resource_get_handle(ndpy->screen, resource, &wsh); + + surface->pix->name = wsh.handle; + surface->pix->stride = wsh.stride; + surface->pix->destroy = wayland_pixmap_destroy; + surface->pix->driver_private = resource; +} + +static void +wayland_window_surface_handle_resize(struct wayland_surface *surface) +{ + int i; + + if (resource_surface_set_size(surface->rsurf, + surface->win->width, surface->win->height)) { + for (i = 0; i < WL_BUFFER_COUNT; ++i) { + if (surface->buffer[i]) + wl_buffer_destroy(surface->buffer[i]); + surface->buffer[i] = NULL; + } + } + + surface->dx = surface->win->dx; + surface->dy = surface->win->dy; + surface->win->dx = 0; + surface->win->dy = 0; +} + +static boolean +wayland_surface_validate(struct native_surface *nsurf, uint attachment_mask, + unsigned int *seq_num, struct pipe_resource **textures, + int *width, int *height) +{ + struct wayland_surface *surface = wayland_surface(nsurf); + + if (surface->type == WL_WINDOW_SURFACE) + wayland_window_surface_handle_resize(surface); + + if (!resource_surface_add_resources(surface->rsurf, attachment_mask | + surface->attachment_mask)) + return FALSE; + + if (textures) + resource_surface_get_resources(surface->rsurf, textures, attachment_mask); + + if (seq_num) + *seq_num = surface->sequence_number; + + resource_surface_get_size(surface->rsurf, (uint *) width, (uint *) height); + + if (surface->type == WL_PIXMAP_SURFACE) + wayland_pixmap_surface_intialize(surface); + + return TRUE; +} + +static void +wayland_frame_callback(void *data, uint32_t time) +{ + struct wayland_surface *surface = data; + + surface->block_swap_buffers = FALSE; +} + +static INLINE void +wayland_buffers_swap(struct wl_buffer **buffer, + enum wayland_buffer_type buf1, + enum wayland_buffer_type buf2) +{ + struct wl_buffer *tmp = buffer[buf1]; + buffer[buf1] = buffer[buf2]; + buffer[buf2] = tmp; +} + +static boolean +wayland_surface_swap_buffers(struct native_surface *nsurf) +{ + struct wayland_surface *surface = wayland_surface(nsurf); + struct wayland_display *display = surface->display; + + while (surface->block_swap_buffers) + wl_display_iterate(display->dpy->display, WL_DISPLAY_READABLE); + + surface->block_swap_buffers = TRUE; + wl_display_frame_callback(display->dpy->display, wayland_frame_callback, + surface); + + if (surface->type == WL_WINDOW_SURFACE) { + resource_surface_swap_buffers(surface->rsurf, + NATIVE_ATTACHMENT_FRONT_LEFT, NATIVE_ATTACHMENT_BACK_LEFT, FALSE); + + wayland_buffers_swap(surface->buffer, WL_BUFFER_FRONT, WL_BUFFER_BACK); + + if (surface->buffer[WL_BUFFER_FRONT] == NULL) + surface->buffer[WL_BUFFER_FRONT] = + wayland_create_buffer(surface, NATIVE_ATTACHMENT_FRONT_LEFT); + + wl_surface_attach(surface->win->surface, surface->buffer[WL_BUFFER_FRONT], + surface->dx, surface->dy); + + resource_surface_get_size(surface->rsurf, + (uint *) &surface->win->attached_width, + (uint *) &surface->win->attached_height); + surface->dx = 0; + surface->dy = 0; + } + + surface->sequence_number++; + wayland_event_handler->invalid_surface(&display->base, + &surface->base, surface->sequence_number); + + return TRUE; +} + +static boolean +wayland_surface_present(struct native_surface *nsurf, + enum native_attachment natt, + boolean preserve, + uint swap_interval) +{ + struct wayland_surface *surface = wayland_surface(nsurf); + uint width, height; + boolean ret; + + if (preserve || swap_interval) + return FALSE; + + switch (natt) { + case NATIVE_ATTACHMENT_FRONT_LEFT: + ret = TRUE; + break; + case NATIVE_ATTACHMENT_BACK_LEFT: + ret = wayland_surface_swap_buffers(nsurf); + break; + default: + ret = FALSE; + break; + } + + if (surface->type == WL_WINDOW_SURFACE) { + resource_surface_get_size(surface->rsurf, &width, &height); + wl_surface_damage(surface->win->surface, 0, 0, width, height); + } + + return ret; +} + +static void +wayland_surface_wait(struct native_surface *nsurf) +{ + /* no-op */ +} + +static void +wayland_surface_destroy(struct native_surface *nsurf) +{ + struct wayland_surface *surface = wayland_surface(nsurf); + enum wayland_buffer_type buffer; + + for (buffer = 0; buffer < WL_BUFFER_COUNT; ++buffer) { + if (surface->buffer[buffer]) + wl_buffer_destroy(surface->buffer[buffer]); + } + + resource_surface_destroy(surface->rsurf); + FREE(surface); +} + +static struct native_surface * +wayland_create_pixmap_surface(struct native_display *ndpy, + EGLNativePixmapType pix, + const struct native_config *nconf) +{ + struct wayland_display *display = wayland_display(ndpy); + struct wayland_config *config = wayland_config(nconf); + struct wayland_surface *surface; + struct wl_egl_pixmap *egl_pixmap = (struct wl_egl_pixmap *) pix; + enum native_attachment natt = NATIVE_ATTACHMENT_FRONT_LEFT; + + surface = CALLOC_STRUCT(wayland_surface); + if (!surface) + return NULL; + + surface->display = display; + if (config) + surface->color_format = config->base.color_format; + else + surface->color_format = PIPE_FORMAT_B8G8R8X8_UNORM; + + surface->type = WL_PIXMAP_SURFACE; + surface->pix = egl_pixmap; + + surface->attachment_mask = (1 << NATIVE_ATTACHMENT_FRONT_LEFT); + + surface->rsurf = resource_surface_create(display->base.screen, + surface->color_format, + PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT); + + if (!surface->rsurf) { + FREE(surface); + return NULL; + } + + resource_surface_set_size(surface->rsurf, + egl_pixmap->width, egl_pixmap->height); + + /* the pixmap is already allocated, so import it */ + if (surface->pix->name > 0) + resource_surface_import_resource(surface->rsurf, natt, + surface->pix->driver_private); + + surface->base.destroy = wayland_surface_destroy; + surface->base.present = wayland_surface_present; + surface->base.validate = wayland_surface_validate; + surface->base.wait = wayland_surface_wait; + + return &surface->base; +} + +static struct native_surface * +wayland_create_window_surface(struct native_display *ndpy, + EGLNativeWindowType win, + const struct native_config *nconf) +{ + struct wayland_display *display = wayland_display(ndpy); + struct wayland_config *config = wayland_config(nconf); + struct wayland_surface *surface; + + surface = CALLOC_STRUCT(wayland_surface); + if (!surface) + return NULL; + + surface->display = display; + surface->color_format = config->base.color_format; + + surface->win = (struct wl_egl_window *) win; + + surface->block_swap_buffers = FALSE; + surface->type = WL_WINDOW_SURFACE; + + surface->buffer[WL_BUFFER_FRONT] = NULL; + surface->buffer[WL_BUFFER_BACK] = NULL; + surface->attachment_mask = (1 << NATIVE_ATTACHMENT_FRONT_LEFT) | + (1 << NATIVE_ATTACHMENT_BACK_LEFT); + + surface->rsurf = resource_surface_create(display->base.screen, + surface->color_format, + PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT); + + if (!surface->rsurf) { + FREE(surface); + return NULL; + } + + surface->base.destroy = wayland_surface_destroy; + surface->base.present = wayland_surface_present; + surface->base.validate = wayland_surface_validate; + surface->base.wait = wayland_surface_wait; + + return &surface->base; +} + +static const char * +get_drm_screen_name(int fd, drmVersionPtr version) +{ + const char *name = version->name; + + if (name && !strcmp(name, "radeon")) { + int chip_id; + struct drm_radeon_info info; + + memset(&info, 0, sizeof(info)); + info.request = RADEON_INFO_DEVICE_ID; + info.value = pointer_to_intptr(&chip_id); + if (drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info)) != 0) + return NULL; + + name = is_r3xx(chip_id) ? "r300" : "r600"; + } + + return name; +} + +static boolean +wayland_display_init_screen(struct native_display *ndpy) +{ + struct wayland_display *display = wayland_display(ndpy); + drmVersionPtr version; + const char *driver_name; + + if (display->dpy->fd == -1) + force_roundtrip(display->dpy->display); + if (display->dpy->fd == -1) + return FALSE; + + if (!display->dpy->authenticated) + force_roundtrip(display->dpy->display); + if (!display->dpy->authenticated) + return FALSE; + + version = drmGetVersion(display->dpy->fd); + if (!version) { + _eglLog(_EGL_WARNING, "invalid fd %d", display->dpy->fd); + return FALSE; + } + + /* FIXME: share this with native_drm or egl_dri2 */ + driver_name = get_drm_screen_name(display->dpy->fd, version); + + display->base.screen = + wayland_event_handler->new_drm_screen(&display->base, + driver_name, display->dpy->fd); + drmFreeVersion(version); + + if (!display->base.screen) { + _eglLog(_EGL_WARNING, "failed to create DRM screen"); + return FALSE; + } + + return TRUE; +} + + +static void +wayland_set_event_handler(struct native_event_handler *event_handler) +{ + wayland_event_handler = event_handler; +} + +static struct pipe_resource * +wayland_display_import_buffer(struct native_display *ndpy, + const struct pipe_resource *templ, + void *buf) +{ + return ndpy->screen->resource_from_handle(ndpy->screen, + templ, (struct winsys_handle *) buf); +} + +static boolean +wayland_display_export_buffer(struct native_display *ndpy, + struct pipe_resource *res, + void *buf) +{ + return ndpy->screen->resource_get_handle(ndpy->screen, + res, (struct winsys_handle *) buf); +} + +static struct native_display_buffer wayland_display_buffer = { + wayland_display_import_buffer, + wayland_display_export_buffer +}; + +static struct native_display * +wayland_display_create(void *dpy, boolean use_sw, void *user_data) +{ + struct wayland_display *display; + + display = CALLOC_STRUCT(wayland_display); + if (!display) + return NULL; + + display->base.user_data = user_data; + + display->dpy = dpy; + if (!display->dpy->display) { + wayland_display_destroy(&display->base); + return NULL; + } + + if (!wayland_display_init_screen(&display->base)) { + wayland_display_destroy(&display->base); + return NULL; + } + + display->base.destroy = wayland_display_destroy; + display->base.get_param = wayland_display_get_param; + display->base.get_configs = wayland_display_get_configs; + display->base.is_pixmap_supported = wayland_display_is_pixmap_supported; + display->base.create_window_surface = wayland_create_window_surface; + display->base.create_pixmap_surface = wayland_create_pixmap_surface; + display->base.buffer = &wayland_display_buffer; + + return &display->base; +} + +static const struct native_platform wayland_platform = { + "wayland", /* name */ + wayland_set_event_handler, + wayland_display_create +}; + +const struct native_platform * +native_get_wayland_platform(void) +{ + return &wayland_platform; +} diff --git a/src/gallium/state_trackers/egl/wayland/native_wayland.h b/src/gallium/state_trackers/egl/wayland/native_wayland.h new file mode 100644 index 00000000000..8790f26aabd --- /dev/null +++ b/src/gallium/state_trackers/egl/wayland/native_wayland.h @@ -0,0 +1,96 @@ +/* + * Mesa 3-D graphics library + * Version: 7.11 + * + * Copyright (C) 2011 Benjamin Franzke <[email protected]> + * + * 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. + */ + +#ifndef _NATIVE_WAYLAND_H_ +#define _NATIVE_WAYLAND_H_ + +#include "pipe/p_compiler.h" +#include "pipe/p_format.h" + +#include "common/native.h" +#include "common/native_helper.h" + +#include "wayland-egl-priv.h" + +struct wayland_display { + struct native_display base; + + struct wayland_config *config; + struct wl_egl_display *dpy; +}; + +enum wayland_buffer_type { + WL_BUFFER_FRONT, + WL_BUFFER_BACK, + WL_BUFFER_COUNT +}; + +enum wayland_surface_type { + WL_WINDOW_SURFACE, + WL_PIXMAP_SURFACE, + WL_PBUFFER_SURFACE +}; + +struct wayland_surface { + struct native_surface base; + struct wayland_display *display; + + struct wl_egl_window *win; + struct wl_egl_pixmap *pix; + enum wayland_surface_type type; + int dx, dy; + struct resource_surface *rsurf; + enum pipe_format color_format; + + unsigned int sequence_number; + struct wl_buffer *buffer[WL_BUFFER_COUNT]; + unsigned int attachment_mask; + + boolean block_swap_buffers; +}; + +struct wayland_config { + struct native_config base; +}; + +static INLINE struct wayland_display * +wayland_display(const struct native_display *ndpy) +{ + return (struct wayland_display *) ndpy; +} + +static INLINE struct wayland_surface * +wayland_surface(const struct native_surface *nsurf) +{ + return (struct wayland_surface *) nsurf; +} + +static INLINE struct wayland_config * +wayland_config(const struct native_config *nconf) +{ + return (struct wayland_config *) nconf; +} + +#endif /* _NATIVE_WAYLAND_H_ */ |