X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fegl%2Fdrivers%2Fdri2%2Fegl_dri2.c;h=ba728a1583ba8331ba9c028e66b8496a17ae9162;hb=58911b86a15676f116c693e84ea6b9ebabb906ed;hp=aa384cb11725a0fca85a208101948e58d6afa9d4;hpb=992382762a74fd834926fd2c3cd9e14a186e2dd5;p=mesa.git diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c index aa384cb1172..ba728a1583b 100644 --- a/src/egl/drivers/dri2/egl_dri2.c +++ b/src/egl/drivers/dri2/egl_dri2.c @@ -36,87 +36,15 @@ #include #include #include -#include -#include -#include -#include - -#include -#include "eglconfig.h" -#include "eglcontext.h" -#include "egldisplay.h" -#include "egldriver.h" -#include "eglcurrent.h" -#include "egllog.h" -#include "eglsurface.h" -#include "eglimage.h" - -#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) - -struct dri2_egl_driver -{ - _EGLDriver base; - - void (*glFlush)(void); -}; - -struct dri2_egl_display -{ - xcb_connection_t *conn; - int dri2_major; - int dri2_minor; - __DRIscreen *dri_screen; - const __DRIconfig **driver_configs; - void *driver; - __DRIcoreExtension *core; - __DRIdri2Extension *dri2; - __DRI2flushExtension *flush; - __DRItexBufferExtension *tex_buffer; - __DRIimageExtension *image; - int fd; - - char *device_name; - char *driver_name; - - __DRIdri2LoaderExtension loader_extension; - __DRIimageLookupExtension image_lookup_extension; - const __DRIextension *extensions[3]; -}; - -struct dri2_egl_context -{ - _EGLContext base; - __DRIcontext *dri_context; -}; - -struct dri2_egl_surface -{ - _EGLSurface base; - __DRIdrawable *dri_drawable; - xcb_drawable_t drawable; - __DRIbuffer buffers[5]; - int buffer_count; - xcb_xfixes_region_t region; - int have_fake_front; - int swap_interval; -}; +#include +#include -struct dri2_egl_config -{ - _EGLConfig base; - const __DRIconfig *dri_config; -}; +#include "egl_dri2.h" -struct dri2_egl_image -{ - _EGLImage base; - __DRIimage *dri_image; +const __DRIuseInvalidateExtension use_invalidate = { + { __DRI_USE_INVALIDATE, 1 } }; -/* standard typecasts */ -_EGL_DRIVER_STANDARD_TYPECASTS(dri2_egl) -_EGL_DRIVER_TYPECAST(dri2_egl_image, _EGLImage, obj) - EGLint dri2_to_egl_attribute_map[] = { 0, EGL_BUFFER_SIZE, /* __DRI_ATTRIB_BUFFER_SIZE */ @@ -166,23 +94,45 @@ EGLint dri2_to_egl_attribute_map[] = { 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */ 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */ EGL_Y_INVERTED_NOK, /* __DRI_ATTRIB_YINVERTED */ + 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */ }; -static void +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; +} + +struct dri2_egl_config * dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id, - int depth, xcb_visualtype_t *visual) + int depth, EGLint surface_type, const EGLint *attr_list, + const unsigned int *rgba_masks) { struct dri2_egl_config *conf; struct dri2_egl_display *dri2_dpy; _EGLConfig base; unsigned int attrib, value, double_buffer; EGLint key, bind_to_texture_rgb, bind_to_texture_rgba; + unsigned int dri_masks[4] = { 0, 0, 0, 0 }; + _EGLConfig *matching_config; + EGLint num_configs = 0; + EGLint config_id; int i; dri2_dpy = disp->DriverData; _eglInitConfig(&base, disp, id); i = 0; + double_buffer = 0; + bind_to_texture_rgb = 0; + bind_to_texture_rgba = 0; + while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) { switch (attrib) { case __DRI_ATTRIB_RENDER_TYPE: @@ -217,6 +167,22 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id, double_buffer = value; break; + case __DRI_ATTRIB_RED_MASK: + dri_masks[0] = value; + break; + + case __DRI_ATTRIB_GREEN_MASK: + dri_masks[1] = value; + break; + + case __DRI_ATTRIB_BLUE_MASK: + dri_masks[2] = value; + break; + + case __DRI_ATTRIB_ALPHA_MASK: + dri_masks[3] = value; + break; + default: key = dri2_to_egl_attribute_map[attrib]; if (key != 0) @@ -225,151 +191,89 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id, } } - /* In EGL, double buffer or not isn't a config attribute. Pixmaps - * surfaces are always single buffered, pbuffer surfaces are always - * back buffers and windows can be either, selected by passing an - * attribute at window surface construction time. To support this - * we ignore all double buffer configs and manipulate the buffer we - * return in the getBuffer callback to get the behaviour we want. */ + if (attr_list) + for (i = 0; attr_list[i] != EGL_NONE; i += 2) + _eglSetConfigKey(&base, attr_list[i], attr_list[i+1]); - if (double_buffer) - return; + if (depth > 0 && depth != base.BufferSize) + return NULL; - if (visual != NULL) { - if (depth != _eglGetConfigKey(&base, EGL_BUFFER_SIZE)) - return; + if (rgba_masks && memcmp(rgba_masks, dri_masks, sizeof(dri_masks))) + return NULL; - _eglSetConfigKey(&base, EGL_SURFACE_TYPE, - EGL_WINDOW_BIT | EGL_PIXMAP_BIT | EGL_PBUFFER_BIT | - EGL_SWAP_BEHAVIOR_PRESERVED_BIT); + base.NativeRenderable = EGL_TRUE; - _eglSetConfigKey(&base, EGL_NATIVE_VISUAL_ID, visual->visual_id); - _eglSetConfigKey(&base, EGL_NATIVE_VISUAL_TYPE, visual->_class); - } else { - _eglSetConfigKey(&base, EGL_SURFACE_TYPE, - EGL_PIXMAP_BIT | EGL_PBUFFER_BIT); + 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; } - _eglSetConfigKey(&base, EGL_NATIVE_RENDERABLE, EGL_TRUE); - _eglSetConfigKey(&base, EGL_BIND_TO_TEXTURE_RGB, bind_to_texture_rgb); - if (_eglGetConfigKey(&base, EGL_ALPHA_SIZE) > 0) - _eglSetConfigKey(&base, - EGL_BIND_TO_TEXTURE_RGBA, bind_to_texture_rgba); - - _eglSetConfigKey(&base, EGL_RENDERABLE_TYPE, disp->ClientAPIsMask); - _eglSetConfigKey(&base, EGL_CONFORMANT, disp->ClientAPIsMask); + base.RenderableType = disp->ClientAPIs; + base.Conformant = disp->ClientAPIs; if (!_eglValidateConfig(&base, EGL_FALSE)) { _eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id); - return; + return NULL; } - conf = malloc(sizeof *conf); - if (conf != NULL) { - memcpy(&conf->base, &base, sizeof base); - conf->dri_config = dri_config; - _eglAddConfig(disp, &conf->base); + 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 (double_buffer && !conf->dri_double_config) + conf->dri_double_config = dri_config; + else if (!double_buffer && !conf->dri_single_config) + conf->dri_single_config = dri_config; + else + /* a similar config type is already added (unlikely) => discard */ + return NULL; } -} + else if (num_configs == 0) { + conf = malloc(sizeof *conf); + if (conf == NULL) + return NULL; -/** - * Process list of buffer received from the server - * - * Processes the list of buffers received in a reply from the server to either - * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat. - */ -static void -dri2_process_buffers(struct dri2_egl_surface *dri2_surf, - xcb_dri2_dri2_buffer_t *buffers, unsigned count) -{ - struct dri2_egl_display *dri2_dpy = - dri2_egl_display(dri2_surf->base.Resource.Display); - xcb_rectangle_t rectangle; - int i; + memcpy(&conf->base, &base, sizeof base); + if (double_buffer) { + conf->dri_double_config = dri_config; + conf->dri_single_config = NULL; + } else { + conf->dri_single_config = dri_config; + conf->dri_double_config = NULL; + } + conf->base.SurfaceType = 0; + conf->base.ConfigID = config_id; - dri2_surf->buffer_count = count; - dri2_surf->have_fake_front = 0; - - /* This assumes the DRI2 buffer attachment tokens matches the - * __DRIbuffer tokens. */ - for (i = 0; i < count; i++) { - dri2_surf->buffers[i].attachment = buffers[i].attachment; - dri2_surf->buffers[i].name = buffers[i].name; - dri2_surf->buffers[i].pitch = buffers[i].pitch; - dri2_surf->buffers[i].cpp = buffers[i].cpp; - dri2_surf->buffers[i].flags = buffers[i].flags; - - /* We only use the DRI drivers single buffer configs. This - * means that if we try to render to a window, DRI2 will give us - * the fake front buffer, which we'll use as a back buffer. - * Note that EGL doesn't require that several clients rendering - * to the same window must see the same aux buffers. */ - if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_FAKE_FRONT_LEFT) - dri2_surf->have_fake_front = 1; + _eglLinkConfig(&conf->base); } - - if (dri2_surf->region != XCB_NONE) - xcb_xfixes_destroy_region(dri2_dpy->conn, dri2_surf->region); - - rectangle.x = 0; - rectangle.y = 0; - rectangle.width = dri2_surf->base.Width; - rectangle.height = dri2_surf->base.Height; - dri2_surf->region = xcb_generate_id(dri2_dpy->conn); - xcb_xfixes_create_region(dri2_dpy->conn, dri2_surf->region, 1, &rectangle); -} - -static __DRIbuffer * -dri2_get_buffers(__DRIdrawable * driDrawable, - int *width, int *height, - unsigned int *attachments, int count, - int *out_count, void *loaderPrivate) -{ - struct dri2_egl_surface *dri2_surf = loaderPrivate; - struct dri2_egl_display *dri2_dpy = - dri2_egl_display(dri2_surf->base.Resource.Display); - xcb_dri2_dri2_buffer_t *buffers; - xcb_dri2_get_buffers_reply_t *reply; - xcb_dri2_get_buffers_cookie_t cookie; - - cookie = xcb_dri2_get_buffers_unchecked (dri2_dpy->conn, - dri2_surf->drawable, - count, count, attachments); - reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, cookie, NULL); - buffers = xcb_dri2_get_buffers_buffers (reply); - if (buffers == NULL) + else { + assert(0); return NULL; + } - *out_count = reply->count; - dri2_surf->base.Width = *width = reply->width; - dri2_surf->base.Height = *height = reply->height; - dri2_process_buffers(dri2_surf, buffers, *out_count); - - free(reply); - - return dri2_surf->buffers; -} - -static void -dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate) -{ - /* FIXME: Does EGL support front buffer rendering at all? */ - -#if 0 - struct dri2_egl_surface *dri2_surf = loaderPrivate; + conf->base.SurfaceType |= surface_type & (!double_buffer ? EGL_PIXMAP_BIT: + (EGL_WINDOW_BIT | EGL_PBUFFER_BIT | EGL_SWAP_BEHAVIOR_PRESERVED_BIT)); - dri2WaitGL(dri2_surf); -#endif + return conf; } -static __DRIimage * -dri2_lookup_egl_image(__DRIcontext *context, void *image, void *data) +__DRIimage * +dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data) { - struct dri2_egl_context *dri2_ctx = data; - _EGLDisplay *disp = dri2_ctx->base.Resource.Display; + _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"); @@ -381,41 +285,10 @@ dri2_lookup_egl_image(__DRIcontext *context, void *image, void *data) return dri2_img->dri_image; } -static __DRIbuffer * -dri2_get_buffers_with_format(__DRIdrawable * driDrawable, - int *width, int *height, - unsigned int *attachments, int count, - int *out_count, void *loaderPrivate) -{ - struct dri2_egl_surface *dri2_surf = loaderPrivate; - struct dri2_egl_display *dri2_dpy = - dri2_egl_display(dri2_surf->base.Resource.Display); - xcb_dri2_dri2_buffer_t *buffers; - xcb_dri2_get_buffers_with_format_reply_t *reply; - xcb_dri2_get_buffers_with_format_cookie_t cookie; - xcb_dri2_attach_format_t *format_attachments; - - format_attachments = (xcb_dri2_attach_format_t *) attachments; - cookie = xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy->conn, - dri2_surf->drawable, - count, count, - format_attachments); - - reply = xcb_dri2_get_buffers_with_format_reply (dri2_dpy->conn, - cookie, NULL); - if (reply == NULL) - return NULL; - - buffers = xcb_dri2_get_buffers_with_format_buffers (reply); - dri2_surf->base.Width = *width = reply->width; - dri2_surf->base.Height = *height = reply->height; - *out_count = reply->count; - dri2_process_buffers(dri2_surf, buffers, *out_count); - - free(reply); - - return dri2_surf->buffers; -} +const __DRIimageLookupExtension image_lookup_extension = { + { __DRI_IMAGE_LOOKUP, 1 }, + dri2_lookup_egl_image +}; static const char dri_driver_path[] = DEFAULT_DRIVER_DIR; @@ -428,13 +301,24 @@ struct dri2_extension_match { static struct dri2_extension_match dri2_driver_extensions[] = { { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) }, { __DRI_DRI2, 1, offsetof(struct dri2_egl_display, dri2) }, - { NULL } + { NULL, 0, 0 } }; static 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 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 } +}; + +static struct dri2_extension_match swrast_core_extensions[] = { + { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) }, { NULL } }; @@ -471,165 +355,8 @@ dri2_bind_extensions(struct dri2_egl_display *dri2_dpy, return ret; } -static char * -dri2_strndup(const char *s, int length) -{ - char *d; - - d = malloc(length + 1); - if (d == NULL) - return NULL; - - memcpy(d, s, length); - d[length] = '\0'; - - return d; -} - -static EGLBoolean -dri2_connect(struct dri2_egl_display *dri2_dpy) -{ - xcb_xfixes_query_version_reply_t *xfixes_query; - xcb_xfixes_query_version_cookie_t xfixes_query_cookie; - xcb_dri2_query_version_reply_t *dri2_query; - xcb_dri2_query_version_cookie_t dri2_query_cookie; - xcb_dri2_connect_reply_t *connect; - xcb_dri2_connect_cookie_t connect_cookie; - xcb_generic_error_t *error; - xcb_screen_iterator_t s; - - xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id); - xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id); - - xfixes_query_cookie = xcb_xfixes_query_version(dri2_dpy->conn, - XCB_XFIXES_MAJOR_VERSION, - XCB_XFIXES_MINOR_VERSION); - - dri2_query_cookie = xcb_dri2_query_version (dri2_dpy->conn, - XCB_DRI2_MAJOR_VERSION, - XCB_DRI2_MINOR_VERSION); - - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - connect_cookie = xcb_dri2_connect_unchecked (dri2_dpy->conn, - s.data->root, - XCB_DRI2_DRIVER_TYPE_DRI); - - xfixes_query = - xcb_xfixes_query_version_reply (dri2_dpy->conn, - xfixes_query_cookie, &error); - if (xfixes_query == NULL || - error != NULL || xfixes_query->major_version < 2) { - _eglLog(_EGL_FATAL, "DRI2: failed to query xfixes version"); - free(error); - return EGL_FALSE; - } - free(xfixes_query); - - dri2_query = - xcb_dri2_query_version_reply (dri2_dpy->conn, dri2_query_cookie, &error); - if (dri2_query == NULL || error != NULL) { - _eglLog(_EGL_FATAL, "DRI2: failed to query version"); - free(error); - return EGL_FALSE; - } - dri2_dpy->dri2_major = dri2_query->major_version; - dri2_dpy->dri2_minor = dri2_query->minor_version; - free(dri2_query); - - connect = xcb_dri2_connect_reply (dri2_dpy->conn, connect_cookie, NULL); - if (connect == NULL || - connect->driver_name_length + connect->device_name_length == 0) { - _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); - return EGL_FALSE; - } - - dri2_dpy->device_name = - dri2_strndup(xcb_dri2_connect_device_name (connect), - xcb_dri2_connect_device_name_length (connect)); - - dri2_dpy->driver_name = - dri2_strndup(xcb_dri2_connect_driver_name (connect), - xcb_dri2_connect_driver_name_length (connect)); - - if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) { - free(dri2_dpy->device_name); - free(dri2_dpy->driver_name); - free(connect); - return EGL_FALSE; - } - free(connect); - - return EGL_TRUE; -} - -static EGLBoolean -dri2_authenticate(struct dri2_egl_display *dri2_dpy) -{ - xcb_dri2_authenticate_reply_t *authenticate; - xcb_dri2_authenticate_cookie_t authenticate_cookie; - xcb_screen_iterator_t s; - drm_magic_t magic; - - if (drmGetMagic(dri2_dpy->fd, &magic)) { - _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic"); - return EGL_FALSE; - } - - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - authenticate_cookie = - xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, magic); - authenticate = - xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL); - if (authenticate == NULL || !authenticate->authenticated) { - _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); - free(authenticate); - return EGL_FALSE; - } - - free(authenticate); - - return EGL_TRUE; -} - -static EGLBoolean -dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy, - _EGLDisplay *disp) -{ - xcb_screen_iterator_t s; - xcb_depth_iterator_t d; - xcb_visualtype_t *visuals; - int i, j, id; - - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - d = xcb_screen_allowed_depths_iterator(s.data); - id = 1; - while (d.rem > 0) { - EGLBoolean class_added[6] = { 0, }; - - visuals = xcb_depth_visuals(d.data); - for (i = 0; i < xcb_depth_visuals_length(d.data); i++) { - if (class_added[visuals[i]._class]) - continue; - - class_added[visuals[i]._class] = EGL_TRUE; - for (j = 0; dri2_dpy->driver_configs[j]; j++) - dri2_add_config(disp, dri2_dpy->driver_configs[j], - id++, d.data->depth, &visuals[i]); - } - - xcb_depth_next(&d); - } - - if (!disp->NumConfigs) { - _eglLog(_EGL_WARNING, "DRI2: failed to create any config"); - return EGL_FALSE; - } - - return EGL_TRUE; -} - -static EGLBoolean -dri2_load_driver(_EGLDisplay *disp) +static const __DRIextension ** +dri2_open_driver(_EGLDisplay *disp) { struct dri2_egl_display *dri2_dpy = disp->DriverData; const __DRIextension **extensions; @@ -668,9 +395,9 @@ dri2_load_driver(_EGLDisplay *disp) if (dri2_dpy->driver == NULL) { _eglLog(_EGL_WARNING, - "DRI2: failed to open any driver (search paths %s)", - search_paths); - return EGL_FALSE; + "DRI2: failed to open %s (search paths %s)", + dri2_dpy->driver_name, search_paths); + return NULL; } _eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path); @@ -679,9 +406,21 @@ dri2_load_driver(_EGLDisplay *disp) _eglLog(_EGL_WARNING, "DRI2: driver exports no extensions (%s)", dlerror()); dlclose(dri2_dpy->driver); - return EGL_FALSE; } + return extensions; +} + +EGLBoolean +dri2_load_driver(_EGLDisplay *disp) +{ + struct dri2_egl_display *dri2_dpy = disp->DriverData; + const __DRIextension **extensions; + + extensions = dri2_open_driver(disp); + if (!extensions) + return EGL_FALSE; + if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) { dlclose(dri2_dpy->driver); return EGL_FALSE; @@ -690,139 +429,160 @@ dri2_load_driver(_EGLDisplay *disp) return EGL_TRUE; } - -/** - * Called via eglInitialize(), GLX_drv->API.Initialize(). - */ -static EGLBoolean -dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, - EGLint *major, EGLint *minor) +EGLBoolean +dri2_load_driver_swrast(_EGLDisplay *disp) { + struct dri2_egl_display *dri2_dpy = disp->DriverData; const __DRIextension **extensions; - struct dri2_egl_display *dri2_dpy; - unsigned int api_mask; - dri2_dpy = malloc(sizeof *dri2_dpy); - if (!dri2_dpy) - return _eglError(EGL_BAD_ALLOC, "eglInitialize"); + dri2_dpy->driver_name = "swrast"; + extensions = dri2_open_driver(disp); - disp->DriverData = (void *) dri2_dpy; - if (disp->NativeDisplay == NULL) { - dri2_dpy->conn = xcb_connect(0, 0); - } else { - dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay); - } + if (!extensions) + return EGL_FALSE; - if (xcb_connection_has_error(dri2_dpy->conn)) { - _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); - goto cleanup_dpy; + if (!dri2_bind_extensions(dri2_dpy, swrast_driver_extensions, extensions)) { + dlclose(dri2_dpy->driver); + return EGL_FALSE; } - if (dri2_dpy->conn) { - if (!dri2_connect(dri2_dpy)) - goto cleanup_conn; - } + return EGL_TRUE; +} - if (!dri2_load_driver(disp)) - goto cleanup_conn; +void +dri2_setup_screen(_EGLDisplay *disp) +{ + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + unsigned int api_mask; - dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR); - if (dri2_dpy->fd == -1) { - _eglLog(_EGL_WARNING, - "DRI2: could not open %s (%s)", dri2_dpy->device_name, - strerror(errno)); - goto cleanup_driver; + if (dri2_dpy->dri2) { + if (dri2_dpy->dri2->base.version >= 2) + api_mask = dri2_dpy->dri2->getAPIMask(dri2_dpy->dri_screen); + else + api_mask = 1 << __DRI_API_OPENGL; + } else { + assert(dri2_dpy->swrast); + if (dri2_dpy->swrast->base.version >= 2) + api_mask = 1 << __DRI_API_OPENGL | 1 << __DRI_API_GLES | 1 << __DRI_API_GLES2; + else + api_mask = 1 << __DRI_API_OPENGL; } - if (dri2_dpy->conn) { - if (!dri2_authenticate(dri2_dpy)) - goto cleanup_fd; - } + disp->ClientAPIs = 0; + if (api_mask & (1 <<__DRI_API_OPENGL)) + disp->ClientAPIs |= EGL_OPENGL_BIT; + if (api_mask & (1 <<__DRI_API_GLES)) + disp->ClientAPIs |= EGL_OPENGL_ES_BIT; + if (api_mask & (1 << __DRI_API_GLES2)) + disp->ClientAPIs |= EGL_OPENGL_ES2_BIT; - if (dri2_dpy->dri2_minor >= 1) { - 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_get_buffers_with_format; + if (dri2_dpy->dri2) { + if (dri2_dpy->dri2->base.version >= 2) { + disp->Extensions.KHR_surfaceless_gles1 = EGL_TRUE; + disp->Extensions.KHR_surfaceless_gles2 = EGL_TRUE; + disp->Extensions.KHR_surfaceless_opengl = EGL_TRUE; + } } else { - dri2_dpy->loader_extension.base.name = __DRI_DRI2_LOADER; - dri2_dpy->loader_extension.base.version = 2; - dri2_dpy->loader_extension.getBuffers = dri2_get_buffers; - dri2_dpy->loader_extension.flushFrontBuffer = dri2_flush_front_buffer; - dri2_dpy->loader_extension.getBuffersWithFormat = NULL; + assert(dri2_dpy->swrast); + if (dri2_dpy->swrast->base.version >= 2) { + disp->Extensions.KHR_surfaceless_gles1 = EGL_TRUE; + disp->Extensions.KHR_surfaceless_gles2 = EGL_TRUE; + disp->Extensions.KHR_surfaceless_opengl = EGL_TRUE; + } + } + + if (dri2_dpy->image) { + disp->Extensions.MESA_drm_image = EGL_TRUE; + disp->Extensions.KHR_image_base = EGL_TRUE; + disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE; } - - dri2_dpy->image_lookup_extension.base.name = __DRI_IMAGE_LOOKUP; - dri2_dpy->image_lookup_extension.base.version = 1; - dri2_dpy->image_lookup_extension.lookupEGLImage = dri2_lookup_egl_image; +} + +EGLBoolean +dri2_create_screen(_EGLDisplay *disp) +{ + const __DRIextension **extensions; + struct dri2_egl_display *dri2_dpy; - dri2_dpy->extensions[0] = &dri2_dpy->loader_extension.base; - dri2_dpy->extensions[1] = &dri2_dpy->image_lookup_extension.base; - dri2_dpy->extensions[2] = NULL; + dri2_dpy = disp->DriverData; - dri2_dpy->dri_screen = - dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions, - &dri2_dpy->driver_configs, dri2_dpy); + if (dri2_dpy->dri2) { + dri2_dpy->dri_screen = + dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions, + &dri2_dpy->driver_configs, disp); + } else { + assert(dri2_dpy->swrast); + dri2_dpy->dri_screen = + dri2_dpy->swrast->createNewScreen(0, dri2_dpy->extensions, + &dri2_dpy->driver_configs, disp); + } if (dri2_dpy->dri_screen == NULL) { _eglLog(_EGL_WARNING, "DRI2: failed to create dri screen"); - goto cleanup_fd; + return EGL_FALSE; } - extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen); - if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions)) - goto cleanup_dri_screen; - - if (dri2_dpy->dri2->base.version >= 2) - api_mask = dri2_dpy->dri2->getAPIMask(dri2_dpy->dri_screen); - else - api_mask = __DRI_API_OPENGL; - - disp->ClientAPIsMask = 0; - if (api_mask & (1 <<__DRI_API_OPENGL)) - disp->ClientAPIsMask |= EGL_OPENGL_BIT; - if (api_mask & (1 <<__DRI_API_GLES)) - disp->ClientAPIsMask |= EGL_OPENGL_ES_BIT; - if (api_mask & (1 << __DRI_API_GLES2)) - disp->ClientAPIsMask |= EGL_OPENGL_ES2_BIT; + dri2_dpy->own_dri_screen = 1; - if (dri2_dpy->conn) { - if (!dri2_add_configs_for_visuals(dri2_dpy, disp)) - goto cleanup_configs; + extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen); + + if (dri2_dpy->dri2) { + if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions)) + goto cleanup_dri_screen; + } else { + assert(dri2_dpy->swrast); + if (!dri2_bind_extensions(dri2_dpy, swrast_core_extensions, extensions)) + goto cleanup_dri_screen; } - 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.NOK_swap_region = EGL_TRUE; - disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE; - - /* we're supporting EGL 1.4 */ - *major = 1; - *minor = 4; + dri2_setup_screen(disp); return EGL_TRUE; - cleanup_configs: - _eglCleanupDisplay(disp); cleanup_dri_screen: dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); - cleanup_fd: - close(dri2_dpy->fd); - cleanup_driver: - dlclose(dri2_dpy->driver); - cleanup_conn: - if (disp->NativeDisplay == NULL) - xcb_disconnect(dri2_dpy->conn); - cleanup_dpy: - free(dri2_dpy); return EGL_FALSE; } +/** + * Called via eglInitialize(), GLX_drv->API.Initialize(). + */ +static EGLBoolean +dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp) +{ + /* not until swrast_dri is supported */ + if (disp->Options.UseFallback) + return EGL_FALSE; + + switch (disp->Platform) { +#ifdef HAVE_X11_PLATFORM + case _EGL_PLATFORM_X11: + if (disp->Options.TestOnly) + return EGL_TRUE; + return dri2_initialize_x11(drv, disp); +#endif + +#ifdef HAVE_LIBUDEV +#ifdef HAVE_DRM_PLATFORM + case _EGL_PLATFORM_DRM: + if (disp->Options.TestOnly) + return EGL_TRUE; + return dri2_initialize_drm(drv, disp); +#endif +#ifdef HAVE_WAYLAND_PLATFORM + case _EGL_PLATFORM_WAYLAND: + if (disp->Options.TestOnly) + return EGL_TRUE; + return dri2_initialize_wayland(drv, disp); +#endif +#endif + + default: + return EGL_FALSE; + } +} + /** * Called via eglTerminate(), drv->API.Terminate(). */ @@ -834,11 +594,37 @@ dri2_terminate(_EGLDriver *drv, _EGLDisplay *disp) _eglReleaseDisplayResources(drv, disp); _eglCleanupDisplay(disp); - dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); - close(dri2_dpy->fd); - dlclose(dri2_dpy->driver); - if (disp->NativeDisplay == NULL) - xcb_disconnect(dri2_dpy->conn); + if (dri2_dpy->own_dri_screen) + dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); + if (dri2_dpy->fd) + close(dri2_dpy->fd); + if (dri2_dpy->driver) + dlclose(dri2_dpy->driver); + + if (disp->PlatformDisplay == NULL) { + switch (disp->Platform) { +#ifdef HAVE_X11_PLATFORM + case _EGL_PLATFORM_X11: + xcb_disconnect(dri2_dpy->conn); + break; +#endif +#ifdef HAVE_WAYLAND_PLATFORM + case _EGL_PLATFORM_WAYLAND: + wl_display_destroy(dri2_dpy->wl_dpy); + break; +#endif +#ifdef HAVE_DRM_PLATFORM + case _EGL_PLATFORM_DRM: + if (dri2_dpy->own_gbm_device) { + gbm_device_destroy(&dri2_dpy->gbm_dri->base.base); + } + break; +#endif + default: + break; + } + } + free(dri2_dpy); disp->DriverData = NULL; @@ -857,8 +643,11 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf, struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); struct dri2_egl_context *dri2_ctx_shared = dri2_egl_context(share_list); struct dri2_egl_config *dri2_config = dri2_egl_config(conf); + const __DRIconfig *dri_config; int api; + (void) drv; + dri2_ctx = malloc(sizeof *dri2_ctx); if (!dri2_ctx) { _eglError(EGL_BAD_ALLOC, "eglCreateContext"); @@ -890,23 +679,61 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf, return NULL; } - if (dri2_dpy->dri2->base.version >= 2) { - dri2_ctx->dri_context = - dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen, - api, - dri2_config->dri_config, - dri2_ctx_shared ? - dri2_ctx_shared->dri_context : NULL, - dri2_ctx); - } else if (api == __DRI_API_OPENGL) { - dri2_ctx->dri_context = - dri2_dpy->dri2->createNewContext(dri2_dpy->dri_screen, - dri2_config->dri_config, - dri2_ctx_shared ? - dri2_ctx_shared->dri_context : NULL, - dri2_ctx); + 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_double_config) + dri_config = dri2_config->dri_double_config; + else + dri_config = dri2_config->dri_single_config; + } + else + dri_config = NULL; + + if (dri2_dpy->dri2) { + if (dri2_dpy->dri2->base.version >= 2) { + dri2_ctx->dri_context = + dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen, + api, + dri_config, + dri2_ctx_shared ? + dri2_ctx_shared->dri_context : NULL, + dri2_ctx); + } else if (api == __DRI_API_OPENGL) { + dri2_ctx->dri_context = + dri2_dpy->dri2->createNewContext(dri2_dpy->dri_screen, + dri_config, + dri2_ctx_shared ? + dri2_ctx_shared->dri_context : NULL, + dri2_ctx); + } else { + /* fail */ + } } else { - /* fail */ + assert(dri2_dpy->swrast); + if (dri2_dpy->swrast->base.version >= 2) { + dri2_ctx->dri_context = + dri2_dpy->swrast->createNewContextForAPI(dri2_dpy->dri_screen, + api, + dri_config, + dri2_ctx_shared ? + dri2_ctx_shared->dri_context : NULL, + dri2_ctx); + } else if (api == __DRI_API_OPENGL) { + dri2_ctx->dri_context = + dri2_dpy->core->createNewContext(dri2_dpy->dri_screen, + dri_config, + dri2_ctx_shared ? + dri2_ctx_shared->dri_context : NULL, + dri2_ctx); + } else { + /* fail */ + } } if (!dri2_ctx->dri_context) @@ -919,23 +746,19 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf, return NULL; } +/** + * Called via eglDestroyContext(), drv->API.DestroyContext(). + */ static EGLBoolean -dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf) +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); - struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); - - if (_eglIsSurfaceBound(surf)) - return EGL_TRUE; - - (*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable); - - xcb_dri2_destroy_drawable (dri2_dpy->conn, dri2_surf->drawable); - - if (surf->Type == EGL_PBUFFER_BIT) - xcb_free_pixmap (dri2_dpy->conn, dri2_surf->drawable); - free(surf); + if (_eglPutContext(ctx)) { + dri2_dpy->core->destroyContext(dri2_ctx->dri_context); + free(dri2_ctx); + } return EGL_TRUE; } @@ -952,230 +775,66 @@ dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf, struct dri2_egl_surface *dri2_dsurf = dri2_egl_surface(dsurf); struct dri2_egl_surface *dri2_rsurf = dri2_egl_surface(rsurf); struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); + _EGLContext *old_ctx; + _EGLSurface *old_dsurf, *old_rsurf; __DRIdrawable *ddraw, *rdraw; __DRIcontext *cctx; - /* bind the new context and return the "orphaned" one */ - if (!_eglBindContext(&ctx, &dsurf, &rsurf)) + /* make new bindings */ + if (!_eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf)) return EGL_FALSE; /* flush before context switch */ - if (ctx && dri2_drv->glFlush) + if (old_ctx && dri2_drv->glFlush) dri2_drv->glFlush(); ddraw = (dri2_dsurf) ? dri2_dsurf->dri_drawable : NULL; rdraw = (dri2_rsurf) ? dri2_rsurf->dri_drawable : NULL; cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL; + if (old_ctx) { + __DRIcontext *old_cctx = dri2_egl_context(old_ctx)->dri_context; + dri2_dpy->core->unbindContext(old_cctx); + } + if ((cctx == NULL && ddraw == NULL && rdraw == NULL) || dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) { - if (dsurf && !_eglIsSurfaceLinked(dsurf)) - dri2_destroy_surface(drv, disp, dsurf); - if (rsurf && rsurf != dsurf && !_eglIsSurfaceLinked(dsurf)) - dri2_destroy_surface(drv, disp, rsurf); - if (ctx != NULL && !_eglIsContextLinked(ctx)) - dri2_dpy->core->unbindContext(dri2_egl_context(ctx)->dri_context); + if (old_dsurf) + drv->API.DestroySurface(drv, disp, old_dsurf); + if (old_rsurf) + drv->API.DestroySurface(drv, disp, old_rsurf); + if (old_ctx) + drv->API.DestroyContext(drv, disp, old_ctx); return EGL_TRUE; } else { - _eglBindContext(&ctx, &dsurf, &rsurf); + /* undo the previous _eglBindContext */ + _eglBindContext(old_ctx, old_dsurf, old_rsurf, &ctx, &dsurf, &rsurf); + assert(&dri2_ctx->base == ctx && + &dri2_dsurf->base == dsurf && + &dri2_rsurf->base == rsurf); + + _eglPutSurface(dsurf); + _eglPutSurface(rsurf); + _eglPutContext(ctx); + + _eglPutSurface(old_dsurf); + _eglPutSurface(old_rsurf); + _eglPutContext(old_ctx); return EGL_FALSE; } } -/** - * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface(). +/* + * Called from eglGetProcAddress() via drv->API.GetProcAddress(). */ -static _EGLSurface * -dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type, - _EGLConfig *conf, EGLNativeWindowType 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 dri2_egl_surface *dri2_surf; - xcb_get_geometry_cookie_t cookie; - xcb_get_geometry_reply_t *reply; - xcb_screen_iterator_t s; - xcb_generic_error_t *error; - - dri2_surf = malloc(sizeof *dri2_surf); - if (!dri2_surf) { - _eglError(EGL_BAD_ALLOC, "dri2_create_surface"); - return NULL; - } - - if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list)) - goto cleanup_surf; - - dri2_surf->region = XCB_NONE; - if (type == EGL_PBUFFER_BIT) { - dri2_surf->drawable = xcb_generate_id(dri2_dpy->conn); - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - xcb_create_pixmap(dri2_dpy->conn, - _eglGetConfigKey(conf, EGL_BUFFER_SIZE), - dri2_surf->drawable, s.data->root, - dri2_surf->base.Width, dri2_surf->base.Height); - } else { - dri2_surf->drawable = window; - } - - dri2_surf->dri_drawable = - (*dri2_dpy->dri2->createNewDrawable) (dri2_dpy->dri_screen, - dri2_conf->dri_config, dri2_surf); - if (dri2_surf->dri_drawable == NULL) { - _eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable"); - goto cleanup_pixmap; - } - - xcb_dri2_create_drawable (dri2_dpy->conn, dri2_surf->drawable); - - if (type != EGL_PBUFFER_BIT) { - cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable); - reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error); - if (reply == NULL || error != NULL) { - _eglError(EGL_BAD_ALLOC, "xcb_get_geometry"); - free(error); - goto cleanup_dri_drawable; - } - - dri2_surf->base.Width = reply->width; - dri2_surf->base.Height = reply->height; - free(reply); - } - - return &dri2_surf->base; - - cleanup_dri_drawable: - dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable); - cleanup_pixmap: - if (type == EGL_PBUFFER_BIT) - xcb_free_pixmap(dri2_dpy->conn, dri2_surf->drawable); - cleanup_surf: - free(dri2_surf); - - return NULL; -} - -/** - * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface(). - */ -static _EGLSurface * -dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp, - _EGLConfig *conf, EGLNativeWindowType window, - const EGLint *attrib_list) -{ - return dri2_create_surface(drv, disp, EGL_WINDOW_BIT, conf, - window, attrib_list); -} - -static _EGLSurface * -dri2_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp, - _EGLConfig *conf, EGLNativePixmapType pixmap, - const EGLint *attrib_list) -{ - return dri2_create_surface(drv, disp, EGL_PIXMAP_BIT, conf, - pixmap, attrib_list); -} - -static _EGLSurface * -dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp, - _EGLConfig *conf, const EGLint *attrib_list) -{ - return dri2_create_surface(drv, disp, EGL_PBUFFER_BIT, conf, - XCB_WINDOW_NONE, attrib_list); -} - -static EGLBoolean -dri2_copy_region(_EGLDriver *drv, _EGLDisplay *disp, - _EGLSurface *draw, xcb_xfixes_region_t region) +static _EGLProc +dri2_get_proc_address(_EGLDriver *drv, const char *procname) { struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); - struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); - struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); - _EGLContext *ctx; - xcb_dri2_copy_region_cookie_t cookie; - - if (dri2_drv->glFlush) { - ctx = _eglGetCurrentContext(); - if (ctx && ctx->DrawSurface == &dri2_surf->base) - dri2_drv->glFlush(); - } - - (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable); -#if 0 - /* FIXME: Add support for dri swapbuffers, that'll give us swap - * interval and page flipping (at least for fullscreen windows) as - * well as the page flip event. Unless surface->SwapBehavior is - * EGL_BUFFER_PRESERVED. */ -#if __DRI2_FLUSH_VERSION >= 2 - if (pdraw->psc->f) - (*pdraw->psc->f->flushInvalidate)(pdraw->driDrawable); -#endif -#endif - - if (!dri2_surf->have_fake_front) - return EGL_TRUE; - - cookie = xcb_dri2_copy_region_unchecked(dri2_dpy->conn, - dri2_surf->drawable, - region, - XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT, - XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT); - free(xcb_dri2_copy_region_reply(dri2_dpy->conn, cookie, NULL)); - - return EGL_TRUE; -} - -static EGLBoolean -dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) -{ - struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); - - return dri2_copy_region(drv, disp, draw, dri2_surf->region); -} - -static EGLBoolean -dri2_swap_buffers_region(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw, - EGLint numRects, const EGLint *rects) -{ - struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); - struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); - EGLBoolean ret; - xcb_xfixes_region_t region; - xcb_rectangle_t rectangles[16]; - int i; - - if (numRects > ARRAY_SIZE(rectangles)) - return dri2_copy_region(drv, disp, draw, dri2_surf->region); - - /* FIXME: Invert y here? */ - for (i = 0; i < numRects; i++) { - rectangles[i].x = rects[i * 4]; - rectangles[i].y = rects[i * 4 + 1]; - rectangles[i].width = rects[i * 4 + 2]; - rectangles[i].height = rects[i * 4 + 3]; - } - - region = xcb_generate_id(dri2_dpy->conn); - xcb_xfixes_create_region(dri2_dpy->conn, region, numRects, rectangles); - ret = dri2_copy_region(drv, disp, draw, region); - xcb_xfixes_destroy_region(dri2_dpy->conn, region); - - return ret; -} - -/* - * Called from eglGetProcAddress() via drv->API.GetProcAddress(). - */ -static _EGLProc -dri2_get_proc_address(_EGLDriver *drv, const char *procname) -{ - /* FIXME: Do we need to support lookup of EGL symbols too? */ - - return (_EGLProc) _glapi_get_proc_address(procname); + return dri2_drv->get_proc_address(procname); } static EGLBoolean @@ -1184,6 +843,8 @@ dri2_wait_client(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx) struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); struct dri2_egl_surface *dri2_surf = dri2_egl_surface(ctx->DrawSurface); + (void) drv; + /* FIXME: If EGL allows frontbuffer rendering for window surfaces, * we need to copy fake to real here.*/ @@ -1195,6 +856,9 @@ dri2_wait_client(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx) 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(); */ @@ -1202,38 +866,6 @@ dri2_wait_native(_EGLDriver *drv, _EGLDisplay *disp, EGLint engine) return EGL_TRUE; } -static void -dri2_unload(_EGLDriver *drv) -{ - struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); - free(dri2_drv); -} - -static EGLBoolean -dri2_copy_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, - EGLNativePixmapType target) -{ - struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); - struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); - xcb_gcontext_t gc; - - (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable); - - gc = xcb_generate_id(dri2_dpy->conn); - xcb_create_gc(dri2_dpy->conn, gc, target, 0, NULL); - xcb_copy_area(dri2_dpy->conn, - dri2_surf->drawable, - target, - gc, - 0, 0, - 0, 0, - dri2_surf->base.Width, - dri2_surf->base.Height); - xcb_free_gc(dri2_dpy->conn, gc); - - return EGL_TRUE; -} - static EGLBoolean dri2_bind_tex_image(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer) @@ -1280,138 +912,193 @@ static EGLBoolean dri2_release_tex_image(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer) { +#if __DRI_TEX_BUFFER_VERSION >= 3 + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); + struct dri2_egl_context *dri2_ctx; + _EGLContext *ctx; + GLint target; + + ctx = _eglGetCurrentContext(); + dri2_ctx = dri2_egl_context(ctx); + + if (!_eglReleaseTexImage(drv, disp, surf, buffer)) + return EGL_FALSE; + + switch (dri2_surf->base.TextureTarget) { + case EGL_TEXTURE_2D: + target = GL_TEXTURE_2D; + break; + default: + assert(0); + } + if (dri2_dpy->tex_buffer->releaseTexBuffer!=NULL) + (*dri2_dpy->tex_buffer->releaseTexBuffer)(dri2_ctx->dri_context, + target, + dri2_surf->dri_drawable); +#endif + return EGL_TRUE; } static _EGLImage * -dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx, - EGLClientBuffer buffer, const EGLint *attr_list) +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); struct dri2_egl_image *dri2_img; - unsigned int attachments[1]; - xcb_drawable_t drawable; - xcb_dri2_get_buffers_cookie_t buffers_cookie; - xcb_dri2_get_buffers_reply_t *buffers_reply; - xcb_dri2_dri2_buffer_t *buffers; - xcb_get_geometry_cookie_t geometry_cookie; - xcb_get_geometry_reply_t *geometry_reply; - xcb_generic_error_t *error; - int stride, format; - - drawable = (xcb_drawable_t) buffer; - xcb_dri2_create_drawable (dri2_dpy->conn, drawable); - attachments[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT; - buffers_cookie = - xcb_dri2_get_buffers_unchecked (dri2_dpy->conn, - drawable, 1, 1, attachments); - geometry_cookie = xcb_get_geometry (dri2_dpy->conn, drawable); - buffers_reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, - buffers_cookie, NULL); - buffers = xcb_dri2_get_buffers_buffers (buffers_reply); - if (buffers == NULL) { - return NULL; + GLuint renderbuffer = (GLuint) (uintptr_t) buffer; + + if (renderbuffer == 0) { + _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; } - geometry_reply = xcb_get_geometry_reply (dri2_dpy->conn, - geometry_cookie, &error); - if (geometry_reply == NULL || error != NULL) { - _eglError(EGL_BAD_ALLOC, "xcb_get_geometry"); - free(error); - free(buffers_reply); + dri2_img = malloc(sizeof *dri2_img); + if (!dri2_img) { + _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; } - switch (geometry_reply->depth) { - case 16: - format = __DRI_IMAGE_FORMAT_RGB565; - break; - case 24: - format = __DRI_IMAGE_FORMAT_XRGB8888; - break; - case 32: + if (!_eglInitImage(&dri2_img->base, disp)) { + free(dri2_img); + return EGL_NO_IMAGE_KHR; + } + + dri2_img->dri_image = + dri2_dpy->image->createImageFromRenderbuffer(dri2_ctx->dri_context, + renderbuffer, + dri2_img); + + return &dri2_img->base; +} + +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); + struct dri2_egl_image *dri2_img; + EGLint format, name, pitch, err; + _EGLImageAttribs attrs; + + (void) ctx; + + name = (EGLint) (uintptr_t) buffer; + + err = _eglParseImageAttribList(&attrs, disp, attr_list); + if (err != EGL_SUCCESS) + 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"); - free(buffers_reply); - free(geometry_reply); return NULL; } dri2_img = malloc(sizeof *dri2_img); if (!dri2_img) { - free(buffers_reply); - free(geometry_reply); - _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); - return EGL_NO_IMAGE_KHR; + _eglError(EGL_BAD_ALLOC, "dri2_create_image_mesa_drm"); + return NULL; } - if (!_eglInitImage(&dri2_img->base, disp, attr_list)) { - free(buffers_reply); - free(geometry_reply); - return EGL_NO_IMAGE_KHR; + if (!_eglInitImage(&dri2_img->base, disp)) { + free(dri2_img); + return NULL; } - stride = buffers[0].pitch / buffers[0].cpp; dri2_img->dri_image = - dri2_dpy->image->createImageFromName(dri2_ctx->dri_context, - buffers_reply->width, - buffers_reply->height, + dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen, + attrs.Width, + attrs.Height, format, - buffers[0].name, - stride, + name, + pitch, dri2_img); - - free(buffers_reply); - free(geometry_reply); + if (dri2_img->dri_image == NULL) { + free(dri2_img); + _eglError(EGL_BAD_ALLOC, "dri2_create_image_mesa_drm"); + return NULL; + } return &dri2_img->base; } +#ifdef HAVE_WAYLAND_PLATFORM static _EGLImage * -dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx, - EGLClientBuffer buffer, - const EGLint *attr_list) +dri2_reference_drm_image(_EGLDisplay *disp, _EGLContext *ctx, + __DRIimage *dri_image, EGLint width, EGLint height) { 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 renderbuffer = (GLuint) buffer; + EGLint attr_list[] = { + EGL_WIDTH, 0, + EGL_HEIGHT, 0, + EGL_DRM_BUFFER_STRIDE_MESA, 0, + EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA, + EGL_NONE + }; + EGLint name, stride; + + dri2_dpy->image->queryImage(dri_image, __DRI_IMAGE_ATTRIB_NAME, &name); + dri2_dpy->image->queryImage(dri_image, __DRI_IMAGE_ATTRIB_STRIDE, &stride); - if (renderbuffer == 0) { - _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); - return EGL_NO_IMAGE_KHR; - } + attr_list[1] = width; + attr_list[3] = height; + attr_list[5] = stride / 4; - dri2_img = malloc(sizeof *dri2_img); - if (!dri2_img) { - _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); - return EGL_NO_IMAGE_KHR; - } + return dri2_create_image_mesa_drm_buffer(disp, ctx, + (EGLClientBuffer)(intptr_t) name, + attr_list); +} - if (!_eglInitImage(&dri2_img->base, disp, attr_list)) - return EGL_NO_IMAGE_KHR; +static _EGLImage * +dri2_create_image_wayland_wl_buffer(_EGLDisplay *disp, _EGLContext *ctx, + EGLClientBuffer _buffer, + const EGLint *attr_list) +{ + struct wl_buffer *buffer = (struct wl_buffer *) _buffer; + (void) attr_list; - dri2_img->dri_image = - dri2_dpy->image->createImageFromRenderbuffer(dri2_ctx->dri_context, - renderbuffer, - dri2_img); + if (!wayland_buffer_is_drm(buffer)) + return NULL; - return &dri2_img->base; + return dri2_reference_drm_image(disp, ctx, + wayland_drm_buffer_get_buffer(buffer), + buffer->width, + buffer->height); } +#endif -static _EGLImage * +_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_NATIVE_PIXMAP_KHR: - return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list); case EGL_GL_RENDERBUFFER_KHR: return dri2_create_image_khr_renderbuffer(disp, ctx, buffer, attr_list); + case EGL_DRM_BUFFER_MESA: + return dri2_create_image_mesa_drm_buffer(disp, ctx, buffer, attr_list); +#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; @@ -1424,51 +1111,298 @@ 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; } +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; + EGLint err = EGL_SUCCESS; + + (void) drv; + + dri2_img = malloc(sizeof *dri2_img); + if (!dri2_img) { + _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; + } + + if (!attr_list) { + err = EGL_BAD_PARAMETER; + goto cleanup_img; + } + + if (!_eglInitImage(&dri2_img->base, disp)) { + err = EGL_BAD_PARAMETER; + goto cleanup_img; + } + + err = _eglParseImageAttribList(&attrs, disp, attr_list); + if (err != EGL_SUCCESS) + goto cleanup_img; + + if (attrs.Width <= 0 || attrs.Height <= 0) { + _eglLog(_EGL_WARNING, "bad width or height (%dx%d)", + attrs.Width, attrs.Height); + goto cleanup_img; + } + + switch (attrs.DRMBufferFormatMESA) { + case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA: + format = __DRI_IMAGE_FORMAT_ARGB8888; + break; + default: + _eglLog(_EGL_WARNING, "bad image format value 0x%04x", + attrs.DRMBufferFormatMESA); + goto cleanup_img; + } + + 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) { + _eglLog(_EGL_WARNING, "bad image use bit 0x%04x", + attrs.DRMBufferUseMESA & ~valid_mask); + goto cleanup_img; + } + + 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->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) { + err = EGL_BAD_ALLOC; + goto cleanup_img; + } + + return &dri2_img->base; + + cleanup_img: + free(dri2_img); + _eglError(err, "dri2_create_drm_image_mesa"); + + return EGL_NO_IMAGE_KHR; +} + +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)) { + _eglError(EGL_BAD_ALLOC, "dri2_export_drm_image_mesa"); + return EGL_FALSE; + } + + 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; +} + +#ifdef HAVE_WAYLAND_PLATFORM + +static void * +dri2_wl_reference_buffer(void *user_data, uint32_t name, + int32_t width, int32_t height, + uint32_t stride, struct wl_visual *visual) +{ + _EGLDisplay *disp = user_data; + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + __DRIimage *image; + + image = dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen, + width, height, + __DRI_IMAGE_FORMAT_ARGB8888, + name, stride / 4, + NULL); + + return image; +} + +static void +dri2_wl_release_buffer(void *user_data, void *buffer) +{ + _EGLDisplay *disp = user_data; + __DRIimage *image = buffer; + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + + dri2_dpy->image->destroyImage(image); +} + +static struct wayland_drm_callbacks wl_drm_callbacks = { + .authenticate = NULL, + .reference_buffer = dri2_wl_reference_buffer, + .release_buffer = dri2_wl_release_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); + + (void) drv; + + if (dri2_dpy->wl_server_drm) + return EGL_FALSE; + + wl_drm_callbacks.authenticate = + (int(*)(void *, uint32_t)) dri2_dpy->authenticate; + + dri2_dpy->wl_server_drm = + wayland_drm_init(wl_dpy, dri2_dpy->device_name, + &wl_drm_callbacks, disp); + + if (!dri2_dpy->wl_server_drm) + return EGL_FALSE; + + 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; +} +#endif + +static void +dri2_unload(_EGLDriver *drv) +{ + struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); + + if (dri2_drv->handle) + dlclose(dri2_drv->handle); + free(dri2_drv); +} + +static EGLBoolean +dri2_load(_EGLDriver *drv) +{ + struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); +#ifdef HAVE_SHARED_GLAPI + const char *libname = "libglapi.so.0"; +#else + /* + * Both libGL.so and libglapi.so are glapi providers. There is no way to + * tell which one to load. + */ + const char *libname = NULL; +#endif + void *handle; + + /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */ + handle = dlopen(libname, RTLD_LAZY | RTLD_GLOBAL); + if (handle) { + dri2_drv->get_proc_address = (_EGLProc (*)(const char *)) + dlsym(handle, "_glapi_get_proc_address"); + if (!dri2_drv->get_proc_address || !libname) { + /* no need to keep a reference */ + dlclose(handle); + handle = NULL; + } + } + + /* if glapi is not available, loading DRI drivers will fail */ + if (!dri2_drv->get_proc_address) { + _eglLog(_EGL_WARNING, "DRI2: failed to find _glapi_get_proc_address"); + return EGL_FALSE; + } + + dri2_drv->glFlush = (void (*)(void)) + dri2_drv->get_proc_address("glFlush"); + + dri2_drv->handle = handle; + + return EGL_TRUE; +} + /** * This is the main entrypoint into the driver, called by libEGL. * Create a new _EGLDriver object and init its dispatch table. */ _EGLDriver * -_eglMain(const char *args) +_EGL_MAIN(const char *args) { struct dri2_egl_driver *dri2_drv; + (void) args; + dri2_drv = malloc(sizeof *dri2_drv); if (!dri2_drv) return NULL; memset(dri2_drv, 0, sizeof *dri2_drv); + + if (!dri2_load(&dri2_drv->base)) { + free(dri2_drv); + return NULL; + } + _eglInitDriverFallbacks(&dri2_drv->base); dri2_drv->base.API.Initialize = dri2_initialize; dri2_drv->base.API.Terminate = dri2_terminate; dri2_drv->base.API.CreateContext = dri2_create_context; + dri2_drv->base.API.DestroyContext = dri2_destroy_context; dri2_drv->base.API.MakeCurrent = dri2_make_current; - dri2_drv->base.API.CreateWindowSurface = dri2_create_window_surface; - dri2_drv->base.API.CreatePixmapSurface = dri2_create_pixmap_surface; - dri2_drv->base.API.CreatePbufferSurface = dri2_create_pbuffer_surface; - dri2_drv->base.API.DestroySurface = dri2_destroy_surface; - dri2_drv->base.API.SwapBuffers = dri2_swap_buffers; dri2_drv->base.API.GetProcAddress = dri2_get_proc_address; dri2_drv->base.API.WaitClient = dri2_wait_client; dri2_drv->base.API.WaitNative = dri2_wait_native; - dri2_drv->base.API.CopyBuffers = dri2_copy_buffers; dri2_drv->base.API.BindTexImage = dri2_bind_tex_image; dri2_drv->base.API.ReleaseTexImage = dri2_release_tex_image; dri2_drv->base.API.CreateImageKHR = dri2_create_image_khr; dri2_drv->base.API.DestroyImageKHR = dri2_destroy_image_khr; - dri2_drv->base.API.SwapBuffersRegionNOK = dri2_swap_buffers_region; + dri2_drv->base.API.CreateDRMImageMESA = dri2_create_drm_image_mesa; + dri2_drv->base.API.ExportDRMImageMESA = dri2_export_drm_image_mesa; +#ifdef HAVE_WAYLAND_PLATFORM + dri2_drv->base.API.BindWaylandDisplayWL = dri2_bind_wayland_display_wl; + dri2_drv->base.API.UnbindWaylandDisplayWL = dri2_unbind_wayland_display_wl; +#endif dri2_drv->base.Name = "DRI2"; dri2_drv->base.Unload = dri2_unload; - dri2_drv->glFlush = - (void (*)(void)) dri2_get_proc_address(&dri2_drv->base, "glFlush"); - return &dri2_drv->base; }