#include <dlfcn.h>
#include <errno.h>
#include <unistd.h>
+#include <fcntl.h>
+#include <xf86drm.h>
#include "egl_dri2.h"
+#include <wayland-client.h>
+#include "wayland-drm-client-protocol.h"
+
+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 void
+wl_buffer_release(void *data, struct wl_buffer *buffer)
+{
+ struct dri2_egl_surface *dri2_surf = data;
+ int i;
+
+ for (i = 0; i < WL_BUFFER_COUNT; ++i)
+ if (dri2_surf->wl_drm_buffer[i] == buffer)
+ break;
+
+ assert(i <= WL_BUFFER_COUNT);
+
+ /* not found? */
+ if (i == WL_BUFFER_COUNT)
+ return;
+
+ dri2_surf->wl_buffer_lock[i] = 0;
+
+}
+
+static struct wl_buffer_listener wl_buffer_listener = {
+ wl_buffer_release
+};
+
/**
* Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
*/
if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
goto cleanup_surf;
- for (i = 0; i < WL_BUFFER_COUNT; ++i)
+ for (i = 0; i < WL_BUFFER_COUNT; ++i) {
dri2_surf->wl_drm_buffer[i] = NULL;
+ dri2_surf->wl_buffer_lock[i] = 0;
+ }
for (i = 0; i < __DRI_BUFFER_COUNT; ++i)
dri2_surf->dri_buffers[i] = NULL;
+ dri2_surf->pending_buffer = NULL;
+ dri2_surf->third_buffer = NULL;
dri2_surf->block_swap_buffers = EGL_FALSE;
switch (type) {
dri2_surf->base.Width = dri2_surf->wl_pix->width;
dri2_surf->base.Height = dri2_surf->wl_pix->height;
- if (dri2_surf->wl_pix->name > 0) {
+ if (dri2_surf->wl_pix->driver_private) {
dri2_buf = dri2_surf->wl_pix->driver_private;
dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT] = dri2_buf->dri_buffer;
}
dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
dri2_surf->dri_buffers[i]);
+ if (dri2_surf->third_buffer) {
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->third_buffer);
+ }
+
free(surf);
return EGL_TRUE;
egl_pixmap->driver_private = NULL;
egl_pixmap->destroy = NULL;
- egl_pixmap->name = 0;
+}
+
+static struct wl_buffer *
+wayland_create_buffer(struct dri2_egl_surface *dri2_surf,
+ __DRIbuffer *buffer,
+ struct wl_visual *visual)
+{
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+ struct wl_buffer *buf;
+
+ buf = wl_drm_create_buffer(dri2_dpy->wl_drm, buffer->name,
+ dri2_surf->base.Width, dri2_surf->base.Height,
+ buffer->pitch, visual);
+ wl_buffer_add_listener(buf, &wl_buffer_listener, dri2_surf);
+
+ return buf;
}
static void
switch (dri2_surf->type) {
case DRI2_WINDOW_SURFACE:
/* allocate a front buffer for our double-buffered window*/
+ if (dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT] != NULL)
+ break;
dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT] =
dri2_dpy->dri2->allocateBuffer(dri2_dpy->dri_screen,
__DRI_BUFFER_FRONT_LEFT, format,
dri2_buf->dri_buffer = dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT];
dri2_buf->dri2_dpy = dri2_dpy;
- dri2_surf->wl_pix->name = dri2_buf->dri_buffer->name;
- dri2_surf->wl_pix->stride = dri2_buf->dri_buffer->pitch;
dri2_surf->wl_pix->driver_private = dri2_buf;
dri2_surf->wl_pix->destroy = dri2_wl_egl_pixmap_destroy;
break;
}
}
+static void
+dri2_release_pending_buffer(void *data)
+{
+ struct dri2_egl_surface *dri2_surf = data;
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+
+ /* FIXME: print internal error */
+ if (!dri2_surf->pending_buffer)
+ return;
+
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->pending_buffer);
+ dri2_surf->pending_buffer = NULL;
+}
+
+static void
+dri2_release_buffers(struct dri2_egl_surface *dri2_surf)
+{
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+ int i;
+
+ if (dri2_surf->third_buffer) {
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->third_buffer);
+ dri2_surf->third_buffer = NULL;
+ }
+
+ for (i = 0; i < __DRI_BUFFER_COUNT; ++i) {
+ if (dri2_surf->dri_buffers[i]) {
+ switch (i) {
+ case __DRI_BUFFER_FRONT_LEFT:
+ if (dri2_surf->pending_buffer)
+ force_roundtrip(dri2_dpy->wl_dpy);
+ dri2_surf->pending_buffer = dri2_surf->dri_buffers[i];
+ wl_display_sync_callback(dri2_dpy->wl_dpy,
+ dri2_release_pending_buffer, dri2_surf);
+ break;
+ default:
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->dri_buffers[i]);
+ break;
+ }
+ dri2_surf->dri_buffers[i] = NULL;
+ }
+ }
+}
+
+static inline void
+pointer_swap(const void **p1, const void **p2)
+{
+ const void *tmp = *p1;
+ *p1 = *p2;
+ *p2 = tmp;
+}
+
+static void
+destroy_third_buffer(struct dri2_egl_surface *dri2_surf)
+{
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+
+ if (dri2_surf->third_buffer == NULL)
+ return;
+
+ dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
+ dri2_surf->third_buffer);
+ dri2_surf->third_buffer = NULL;
+
+ if (dri2_surf->wl_drm_buffer[WL_BUFFER_THIRD])
+ wl_buffer_destroy(dri2_surf->wl_drm_buffer[WL_BUFFER_THIRD]);
+ dri2_surf->wl_drm_buffer[WL_BUFFER_THIRD] = NULL;
+ dri2_surf->wl_buffer_lock[WL_BUFFER_THIRD] = 0;
+}
+
+static void
+swap_wl_buffers(struct dri2_egl_surface *dri2_surf,
+ enum wayland_buffer_type a, enum wayland_buffer_type b)
+{
+ int tmp;
+
+ tmp = dri2_surf->wl_buffer_lock[a];
+ dri2_surf->wl_buffer_lock[a] = dri2_surf->wl_buffer_lock[b];
+ dri2_surf->wl_buffer_lock[b] = tmp;
+
+ pointer_swap((const void **) &dri2_surf->wl_drm_buffer[a],
+ (const void **) &dri2_surf->wl_drm_buffer[b]);
+}
+
+static void
+swap_back_and_third(struct dri2_egl_surface *dri2_surf)
+{
+ if (dri2_surf->wl_buffer_lock[WL_BUFFER_THIRD])
+ destroy_third_buffer(dri2_surf);
+
+ pointer_swap((const void **) &dri2_surf->dri_buffers[__DRI_BUFFER_BACK_LEFT],
+ (const void **) &dri2_surf->third_buffer);
+
+ swap_wl_buffers(dri2_surf, WL_BUFFER_BACK, WL_BUFFER_THIRD);
+}
+
+static void
+dri2_prior_buffer_creation(struct dri2_egl_surface *dri2_surf,
+ unsigned int type)
+{
+ switch (type) {
+ case __DRI_BUFFER_BACK_LEFT:
+ if (dri2_surf->wl_buffer_lock[WL_BUFFER_BACK])
+ swap_back_and_third(dri2_surf);
+ else if (dri2_surf->third_buffer)
+ destroy_third_buffer(dri2_surf);
+ break;
+ default:
+ break;
+
+ }
+}
+
static __DRIbuffer *
dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
int *width, int *height,
if (dri2_surf->type == DRI2_WINDOW_SURFACE &&
(dri2_surf->base.Width != dri2_surf->wl_win->width ||
dri2_surf->base.Height != dri2_surf->wl_win->height)) {
- for (i = 0; i < __DRI_BUFFER_COUNT; ++i) {
- if (dri2_surf->dri_buffers[i]) {
- dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
- dri2_surf->dri_buffers[i]);
- dri2_surf->dri_buffers[i] = NULL;
- }
- }
+
+ dri2_release_buffers(dri2_surf);
dri2_surf->base.Width = dri2_surf->wl_win->width;
dri2_surf->base.Height = dri2_surf->wl_win->height;
if (dri2_surf->wl_drm_buffer[i])
wl_buffer_destroy(dri2_surf->wl_drm_buffer[i]);
dri2_surf->wl_drm_buffer[i] = NULL;
+ dri2_surf->wl_buffer_lock[i] = 0;
}
}
assert(attachments[i] < __DRI_BUFFER_COUNT);
assert(dri2_surf->buffer_count < 5);
+ dri2_prior_buffer_creation(dri2_surf, attachments[i]);
+
if (dri2_surf->dri_buffers[attachments[i]] == NULL) {
dri2_surf->dri_buffers[attachments[i]] =
assert(dri2_surf->type == DRI2_PIXMAP_SURFACE ||
dri2_surf->dri_buffers[__DRI_BUFFER_BACK_LEFT]);
+ if (dri2_surf->type == DRI2_PIXMAP_SURFACE && !dri2_surf->wl_pix->buffer)
+ dri2_surf->wl_pix->buffer =
+ wayland_create_buffer(dri2_surf,
+ dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT],
+ dri2_surf->wl_pix->visual);
+
*out_count = dri2_surf->buffer_count;
if (dri2_surf->buffer_count == 0)
return NULL;
#endif
}
-static struct wl_buffer *
-wayland_create_buffer(struct dri2_egl_surface *dri2_surf, __DRIbuffer *buffer)
-{
- struct dri2_egl_display *dri2_dpy =
- dri2_egl_display(dri2_surf->base.Resource.Display);
-
- return wl_drm_create_buffer(dri2_dpy->wl_dpy->drm, buffer->name,
- dri2_surf->base.Width, dri2_surf->base.Height,
- buffer->pitch, dri2_surf->wl_win->visual);
-}
-
static void
-wayland_frame_callback(void *data, uint32_t time)
+wayland_frame_callback(struct wl_surface *surface, void *data, uint32_t time)
{
struct dri2_egl_surface *dri2_surf = data;
dri2_surf->block_swap_buffers = EGL_FALSE;
}
-static inline void
-pointer_swap(const void **p1, const void **p2)
-{
- const void *tmp = *p1;
- *p1 = *p2;
- *p2 = tmp;
-}
-
/**
* Called via eglSwapBuffers(), drv->API.SwapBuffers().
*/
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
while (dri2_surf->block_swap_buffers)
- wl_display_iterate(dri2_dpy->wl_dpy->display, WL_DISPLAY_READABLE);
+ wl_display_iterate(dri2_dpy->wl_dpy, WL_DISPLAY_READABLE);
dri2_surf->block_swap_buffers = EGL_TRUE;
- wl_display_frame_callback(dri2_dpy->wl_dpy->display,
- wayland_frame_callback, dri2_surf);
+ wl_display_frame_callback(dri2_dpy->wl_dpy,
+ dri2_surf->wl_win->surface,
+ wayland_frame_callback, dri2_surf);
if (dri2_surf->type == DRI2_WINDOW_SURFACE) {
pointer_swap(
dri2_surf->dri_buffers[__DRI_BUFFER_BACK_LEFT]->attachment =
__DRI_BUFFER_BACK_LEFT;
- pointer_swap((const void **) &dri2_surf->wl_drm_buffer[WL_BUFFER_FRONT],
- (const void **) &dri2_surf->wl_drm_buffer[WL_BUFFER_BACK]);
+ swap_wl_buffers(dri2_surf, WL_BUFFER_FRONT, WL_BUFFER_BACK);
if (!dri2_surf->wl_drm_buffer[WL_BUFFER_FRONT])
dri2_surf->wl_drm_buffer[WL_BUFFER_FRONT] =
wayland_create_buffer(dri2_surf,
- dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT]);
+ dri2_surf->dri_buffers[__DRI_BUFFER_FRONT_LEFT],
+ dri2_surf->wl_win->visual);
+ wl_buffer_damage(dri2_surf->wl_drm_buffer[WL_BUFFER_FRONT], 0, 0,
+ dri2_surf->base.Width, dri2_surf->base.Height);
wl_surface_attach(dri2_surf->wl_win->surface,
dri2_surf->wl_drm_buffer[WL_BUFFER_FRONT],
dri2_surf->dx, dri2_surf->dy);
+ dri2_surf->wl_buffer_lock[WL_BUFFER_FRONT] = 1;
dri2_surf->wl_win->attached_width = dri2_surf->base.Width;
dri2_surf->wl_win->attached_height = dri2_surf->base.Height;
wl_egl_pixmap->width,
wl_egl_pixmap->height);
- wl_egl_pixmap->name = dri2_buf->dri_buffer->name;
- wl_egl_pixmap->stride = dri2_buf->dri_buffer->pitch;
wl_egl_pixmap->destroy = dri2_wl_egl_pixmap_destroy;
wl_egl_pixmap->driver_private = dri2_buf;
+ wl_egl_pixmap->buffer =
+ wl_drm_create_buffer(dri2_dpy->wl_drm,
+ dri2_buf->dri_buffer->name,
+ wl_egl_pixmap->width,
+ wl_egl_pixmap->height,
+ dri2_buf->dri_buffer->pitch,
+ wl_egl_pixmap->visual);
+
wl_attr_list[1] = wl_egl_pixmap->width;
wl_attr_list[3] = wl_egl_pixmap->height;
- wl_attr_list[5] = wl_egl_pixmap->stride / 4;
-
+ wl_attr_list[5] = dri2_buf->dri_buffer->pitch / 4;
return dri2_create_image_khr(disp->Driver, disp, ctx, EGL_DRM_BUFFER_MESA,
- (EGLClientBuffer)(intptr_t) wl_egl_pixmap->name, wl_attr_list);
+ (EGLClientBuffer)(intptr_t) dri2_buf->dri_buffer->name, wl_attr_list);
}
static _EGLImage *
}
}
+static int
+dri2_wayland_authenticate(_EGLDisplay *disp, uint32_t id)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ int ret = 0;
+
+ dri2_dpy->authenticated = 0;
+
+ wl_drm_authenticate(dri2_dpy->wl_drm, id);
+ force_roundtrip(dri2_dpy->wl_dpy);
+
+ if (!dri2_dpy->authenticated)
+ ret = -1;
+
+ /* reset authenticated */
+ dri2_dpy->authenticated = 1;
+
+ return ret;
+}
+
/**
* Called via eglTerminate(), drv->API.Terminate().
*/
}
static void
-sync_callback(void *data)
+drm_handle_device(void *data, struct wl_drm *drm, const char *device)
{
- int *done = data;
+ struct dri2_egl_display *dri2_dpy = data;
+ drm_magic_t magic;
+
+ dri2_dpy->device_name = strdup(device);
+ if (!dri2_dpy->device_name)
+ return;
+
+ dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR);
+ if (dri2_dpy->fd == -1) {
+ _eglLog(_EGL_WARNING, "wayland-egl: could not open %s (%s)",
+ dri2_dpy->device_name, strerror(errno));
+ return;
+ }
- *done = 1;
+ drmGetMagic(dri2_dpy->fd, &magic);
+ wl_drm_authenticate(dri2_dpy->wl_drm, magic);
}
static void
-force_roundtrip(struct wl_display *display)
+drm_handle_authenticated(void *data, struct wl_drm *drm)
{
- int done = 0;
+ struct dri2_egl_display *dri2_dpy = data;
- wl_display_sync_callback(display, sync_callback, &done);
- wl_display_iterate(display, WL_DISPLAY_WRITABLE);
- while (!done)
- wl_display_iterate(display, WL_DISPLAY_READABLE);
+ dri2_dpy->authenticated = 1;
}
+static const struct wl_drm_listener drm_listener = {
+ drm_handle_device,
+ drm_handle_authenticated
+};
+
EGLBoolean
dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
{
struct dri2_egl_display *dri2_dpy;
+ uint32_t id;
int i;
drv->API.CreateWindowSurface = dri2_create_window_surface;
if (!dri2_dpy)
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
+ memset(dri2_dpy, 0, sizeof *dri2_dpy);
+
disp->DriverData = (void *) dri2_dpy;
- dri2_dpy->wl_dpy = disp->PlatformDisplay;
+ if (disp->PlatformDisplay == NULL) {
+ dri2_dpy->wl_dpy = wl_display_connect(NULL);
+ if (dri2_dpy->wl_dpy == NULL)
+ goto cleanup_dpy;
+ } else {
+ dri2_dpy->wl_dpy = disp->PlatformDisplay;
+ }
- if (dri2_dpy->wl_dpy->fd == -1)
- force_roundtrip(dri2_dpy->wl_dpy->display);
- if (dri2_dpy->wl_dpy->fd == -1)
+ id = wl_display_get_global(dri2_dpy->wl_dpy, "wl_drm", 1);
+ if (id == 0)
+ force_roundtrip(dri2_dpy->wl_dpy);
+ id = wl_display_get_global(dri2_dpy->wl_dpy, "wl_drm", 1);
+ if (id == 0)
goto cleanup_dpy;
-
- dri2_dpy->fd = dup(dri2_dpy->wl_dpy->fd);
- if (dri2_dpy->fd < 0) {
- _eglError(EGL_BAD_ALLOC, "DRI2: failed to dup fd");
+ dri2_dpy->wl_drm = wl_drm_create(dri2_dpy->wl_dpy, id, 1);
+ if (!dri2_dpy->wl_drm)
goto cleanup_dpy;
- }
+ wl_drm_add_listener(dri2_dpy->wl_drm, &drm_listener, dri2_dpy);
+ force_roundtrip(dri2_dpy->wl_dpy);
+ if (dri2_dpy->fd == -1)
+ goto cleanup_drm;
- if (!dri2_dpy->wl_dpy->authenticated)
- force_roundtrip(dri2_dpy->wl_dpy->display);
- if (!dri2_dpy->wl_dpy->authenticated)
- goto cleanup_dpy;
+ force_roundtrip(dri2_dpy->wl_dpy);
+ if (!dri2_dpy->authenticated)
+ goto cleanup_fd;
dri2_dpy->driver_name = dri2_get_driver_for_fd(dri2_dpy->fd);
if (dri2_dpy->driver_name == NULL) {
if (!dri2_load_driver(disp))
goto cleanup_driver_name;
- dri2_dpy->loader_extension.base.name = __DRI_DRI2_LOADER;
- dri2_dpy->loader_extension.base.version = 3;
- dri2_dpy->loader_extension.getBuffers = dri2_get_buffers;
- dri2_dpy->loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
- dri2_dpy->loader_extension.getBuffersWithFormat =
+ 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_get_buffers;
+ dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
+ dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
dri2_get_buffers_with_format;
- dri2_dpy->extensions[0] = &dri2_dpy->loader_extension.base;
+ dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
dri2_dpy->extensions[1] = &image_lookup_extension.base;
- dri2_dpy->extensions[2] = NULL;
+ dri2_dpy->extensions[2] = &use_invalidate.base;
+ dri2_dpy->extensions[3] = NULL;
if (!dri2_create_screen(disp))
goto cleanup_driver;
for (i = 0; dri2_dpy->driver_configs[i]; i++)
dri2_add_config(disp, dri2_dpy->driver_configs[i], i + 1, 0,
- EGL_WINDOW_BIT | EGL_PIXMAP_BIT, NULL);
+ EGL_WINDOW_BIT | EGL_PIXMAP_BIT, NULL, NULL);
- disp->Extensions.MESA_drm_image = EGL_TRUE;
- disp->Extensions.KHR_image_base = EGL_TRUE;
disp->Extensions.KHR_image_pixmap = EGL_TRUE;
- disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
- disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE;
+
+ disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
+ dri2_dpy->authenticate = dri2_wayland_authenticate;
/* we're supporting EGL 1.4 */
disp->VersionMajor = 1;
free(dri2_dpy->driver_name);
cleanup_fd:
close(dri2_dpy->fd);
+ cleanup_drm:
+ free(dri2_dpy->device_name);
+ wl_drm_destroy(dri2_dpy->wl_drm);
cleanup_dpy:
free(dri2_dpy);
projects / mesa.git / blobdiff