#include <xcb/dri2.h>
#include <xcb/xfixes.h>
#include <X11/Xlib-xcb.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef HAVE_LIBUDEV
+#include <libudev.h>
+#endif
#include <glapi/glapi.h>
-#include "eglconfigutil.h"
#include "eglconfig.h"
#include "eglcontext.h"
#include "egldisplay.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;
- void *driver;
- __DRIcoreExtension *core;
- __DRIdri2Extension *dri2;
- __DRI2flushExtension *flush;
- int fd;
+ 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;
- const __DRIextension *extensions[2];
+ const __DRIextension *extensions[3];
};
struct dri2_egl_context
__DRIbuffer buffers[5];
int buffer_count;
xcb_xfixes_region_t region;
- int have_back;
int have_fake_front;
int swap_interval;
};
struct dri2_egl_config
{
- _EGLConfig base;
+ _EGLConfig base;
const __DRIconfig *dri_config;
};
+struct dri2_egl_image
+{
+ _EGLImage base;
+ __DRIimage *dri_image;
+};
+
/* standard typecasts */
_EGL_DRIVER_STANDARD_TYPECASTS(dri2_egl)
+_EGL_DRIVER_TYPECAST(dri2_egl_image, _EGLImage, obj)
+
+static const __DRIuseInvalidateExtension use_invalidate = {
+ { __DRI_USE_INVALIDATE, 1 }
+};
EGLint dri2_to_egl_attribute_map[] = {
0,
EGL_RED_SIZE, /* __DRI_ATTRIB_RED_SIZE */
EGL_GREEN_SIZE, /* __DRI_ATTRIB_GREEN_SIZE */
EGL_BLUE_SIZE, /* __DRI_ATTRIB_BLUE_SIZE */
- 0, /* __DRI_ATTRIB_LUMINANCE_SIZE */
+ EGL_LUMINANCE_SIZE, /* __DRI_ATTRIB_LUMINANCE_SIZE */
EGL_ALPHA_SIZE, /* __DRI_ATTRIB_ALPHA_SIZE */
0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
EGL_DEPTH_SIZE, /* __DRI_ATTRIB_DEPTH_SIZE */
0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
- 0, /* __DRI_ATTRIB_YINVERTED */
+ EGL_Y_INVERTED_NOK, /* __DRI_ATTRIB_YINVERTED */
};
-static void
-dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id)
+static struct dri2_egl_config *
+dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
+ int depth, EGLint surface_type)
{
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;
int i;
dri2_dpy = disp->DriverData;
- conf = malloc(sizeof *conf);
- if (conf == NULL)
- return;
-
- conf->dri_config = dri_config;
- _eglInitConfig(&conf->base, disp, id);
+ _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 0:
- break;
-
case __DRI_ATTRIB_RENDER_TYPE:
if (value & __DRI_ATTRIB_RGBA_BIT)
value = EGL_RGB_BUFFER;
value = EGL_LUMINANCE_BUFFER;
else
/* not valid */;
- _eglSetConfigKey(&conf->base, EGL_COLOR_BUFFER_TYPE, value);
+ _eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value);
break;
case __DRI_ATTRIB_CONFIG_CAVEAT:
value = EGL_SLOW_CONFIG;
else
value = EGL_NONE;
- _eglSetConfigKey(&conf->base, EGL_CONFIG_CAVEAT, value);
+ _eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value);
break;
case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB:
default:
key = dri2_to_egl_attribute_map[attrib];
if (key != 0)
- _eglSetConfigKey(&conf->base, key, value);
+ _eglSetConfigKey(&base, key, value);
break;
}
}
- /* EGL_SWAP_BEHAVIOR_PRESERVED_BIT */
+ /* 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 (double_buffer) {
- /* FIXME: Figure out how to get the visual ID and types */
- _eglSetConfigKey(&conf->base, EGL_SURFACE_TYPE, EGL_WINDOW_BIT);
- _eglSetConfigKey(&conf->base, EGL_NATIVE_VISUAL_ID, 0x21);
- _eglSetConfigKey(&conf->base, EGL_NATIVE_VISUAL_TYPE,
- XCB_VISUAL_CLASS_TRUE_COLOR);
- } else {
- _eglSetConfigKey(&conf->base,
- EGL_SURFACE_TYPE, EGL_PIXMAP_BIT | EGL_PBUFFER_BIT);
- _eglSetConfigKey(&conf->base,
- EGL_BIND_TO_TEXTURE_RGB, bind_to_texture_rgb);
- _eglSetConfigKey(&conf->base,
- EGL_BIND_TO_TEXTURE_RGBA, bind_to_texture_rgba);
+ if (double_buffer)
+ return NULL;
+
+ if (depth > 0 && depth != base.BufferSize)
+ return NULL;
+
+ base.NativeRenderable = EGL_TRUE;
+
+ base.SurfaceType = surface_type;
+ if (surface_type & (EGL_PIXMAP_BIT | EGL_PBUFFER_BIT)) {
+ base.BindToTextureRGB = bind_to_texture_rgb;
+ if (base.AlphaSize > 0)
+ base.BindToTextureRGBA = bind_to_texture_rgba;
}
- /* EGL_OPENGL_ES_BIT, EGL_OPENVG_BIT, EGL_OPENGL_ES2_BIT */
- _eglSetConfigKey(&conf->base, EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT);
- _eglSetConfigKey(&conf->base, EGL_CONFORMANT, EGL_OPENGL_BIT);
+ base.RenderableType = disp->ClientAPIsMask;
+ base.Conformant = disp->ClientAPIsMask;
- if (!_eglValidateConfig(&conf->base, EGL_FALSE)) {
+ if (!_eglValidateConfig(&base, EGL_FALSE)) {
_eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id);
- free(conf);
- 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);
}
- _eglAddConfig(disp, &conf->base);
+ return conf;
}
/**
struct dri2_egl_display *dri2_dpy =
dri2_egl_display(dri2_surf->base.Resource.Display);
xcb_rectangle_t rectangle;
- int i;
+ unsigned i;
dri2_surf->buffer_count = count;
dri2_surf->have_fake_front = 0;
- dri2_surf->have_back = 0;
/* This assumes the DRI2 buffer attachment tokens matches the
* __DRIbuffer tokens. */
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;
- if (dri2_surf->buffers[i].attachment == __DRI_BUFFER_BACK_LEFT)
- dri2_surf->have_back = 1;
}
if (dri2_surf->region != XCB_NONE)
xcb_dri2_get_buffers_reply_t *reply;
xcb_dri2_get_buffers_cookie_t cookie;
+ (void) driDrawable;
+
cookie = xcb_dri2_get_buffers_unchecked (dri2_dpy->conn,
dri2_surf->drawable,
count, count, attachments);
static void
dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate)
{
+ (void) driDrawable;
+
/* FIXME: Does EGL support front buffer rendering at all? */
#if 0
struct dri2_egl_surface *dri2_surf = loaderPrivate;
dri2WaitGL(dri2_surf);
+#else
+ (void) loaderPrivate;
#endif
}
+static __DRIimage *
+dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data)
+{
+ _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");
+ return NULL;
+ }
+
+ dri2_img = dri2_egl_image(image);
+
+ return dri2_img->dri_image;
+}
+
+static const __DRIimageLookupExtension image_lookup_extension = {
+ { __DRI_IMAGE_LOOKUP, 1 },
+ dri2_lookup_egl_image
+};
+
static __DRIbuffer *
dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
int *width, int *height,
xcb_dri2_get_buffers_with_format_cookie_t cookie;
xcb_dri2_attach_format_t *format_attachments;
+ (void) driDrawable;
+
format_attachments = (xcb_dri2_attach_format_t *) attachments;
cookie = xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy->conn,
dri2_surf->drawable,
return dri2_surf->buffers;
}
-#ifdef GLX_USE_TLS
-static const char dri_driver_format[] = "%.*s/tls/%.*s_dri.so";
-#else
-static const char dri_driver_format[] = "%.*s/%.*s_dri.so";
-#endif
-
static const char dri_driver_path[] = DEFAULT_DRIVER_DIR;
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) },
- { NULL }
+ { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
+ { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
+ { NULL, 0, 0 }
};
static EGLBoolean
return ret;
}
-/**
- * Called via eglInitialize(), GLX_drv->API.Initialize().
- */
+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_initialize(_EGLDriver *drv, _EGLDisplay *disp,
- EGLint *major, EGLint *minor)
+dri2_connect(struct dri2_egl_display *dri2_dpy)
{
- const __DRIextension **extensions;
- const __DRIconfig **driver_configs;
- struct dri2_egl_display *dri2_dpy;
- char path[PATH_MAX], *search_paths, *p, *next, *end;
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_dri2_authenticate_reply_t *authenticate;
- xcb_dri2_authenticate_cookie_t authenticate_cookie;
xcb_generic_error_t *error;
- drm_magic_t magic;
xcb_screen_iterator_t s;
- int i;
-
- dri2_dpy = malloc(sizeof *dri2_dpy);
- if (!dri2_dpy)
- return _eglError(EGL_BAD_ALLOC, "eglInitialize");
-
- disp->DriverData = (void *) dri2_dpy;
- if (disp->NativeDisplay != NULL)
- dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay);
- else
- dri2_dpy->conn = xcb_connect(0, 0);
- if (!dri2_dpy->conn) {
- _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
- goto cleanup_dpy;
- }
xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id);
xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id);
error != NULL || xfixes_query->major_version < 2) {
_eglLog(_EGL_FATAL, "DRI2: failed to query xfixes version");
free(error);
- goto cleanup_conn;
+ return EGL_FALSE;
}
free(xfixes_query);
if (dri2_query == NULL || error != NULL) {
_eglLog(_EGL_FATAL, "DRI2: failed to query version");
free(error);
- goto cleanup_conn;
+ return EGL_FALSE;
}
dri2_dpy->dri2_major = dri2_query->major_version;
dri2_dpy->dri2_minor = dri2_query->minor_version;
if (connect == NULL ||
connect->driver_name_length + connect->device_name_length == 0) {
_eglLog(_EGL_FATAL, "DRI2: failed to authenticate");
- goto cleanup_connect;
+ 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;
+ struct dri2_egl_config *conf;
+ EGLint surface_type;
+
+ s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn));
+ d = xcb_screen_allowed_depths_iterator(s.data);
+ id = 1;
+
+ surface_type =
+ EGL_WINDOW_BIT |
+ EGL_PIXMAP_BIT |
+ EGL_PBUFFER_BIT |
+ EGL_SWAP_BEHAVIOR_PRESERVED_BIT;
+
+ 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++) {
+ conf = dri2_add_config(disp, dri2_dpy->driver_configs[j],
+ id++, d.data->depth, surface_type);
+ if (conf == NULL)
+ continue;
+ _eglSetConfigKey(&conf->base,
+ EGL_NATIVE_VISUAL_ID, visuals[i].visual_id);
+ _eglSetConfigKey(&conf->base,
+ EGL_NATIVE_VISUAL_TYPE, visuals[i]._class);
+ }
+ }
+
+ xcb_depth_next(&d);
}
+ if (!_eglGetArraySize(disp->Configs)) {
+ _eglLog(_EGL_WARNING, "DRI2: failed to create any config");
+ return EGL_FALSE;
+ }
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+dri2_load_driver(_EGLDisplay *disp)
+{
+ struct dri2_egl_display *dri2_dpy = disp->DriverData;
+ const __DRIextension **extensions;
+ char path[PATH_MAX], *search_paths, *p, *next, *end;
+
search_paths = NULL;
if (geteuid() == getuid()) {
/* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
dri2_dpy->driver = NULL;
end = search_paths + strlen(search_paths);
for (p = search_paths; p < end && dri2_dpy->driver == NULL; p = next + 1) {
+ int len;
next = strchr(p, ':');
if (next == NULL)
next = end;
+ len = next - p;
+#if GLX_USE_TLS
snprintf(path, sizeof path,
- dri_driver_format,
- (int) (next - p), p,
- xcb_dri2_connect_driver_name_length (connect),
- xcb_dri2_connect_driver_name (connect));
-
+ "%.*s/tls/%s_dri.so", len, p, dri2_dpy->driver_name);
dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
+#endif
+ if (dri2_dpy->driver == NULL) {
+ snprintf(path, sizeof path,
+ "%.*s/%s_dri.so", len, p, dri2_dpy->driver_name);
+ dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
+ if (dri2_dpy->driver == NULL)
+ _eglLog(_EGL_DEBUG, "failed to open %s: %s\n", path, dlerror());
+ }
}
if (dri2_dpy->driver == NULL) {
- _eglLog(_EGL_FATAL,
+ _eglLog(_EGL_WARNING,
"DRI2: failed to open any driver (search paths %s)",
search_paths);
- goto cleanup_connect;
+ return EGL_FALSE;
}
_eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path);
extensions = dlsym(dri2_dpy->driver, __DRI_DRIVER_EXTENSIONS);
if (extensions == NULL) {
- _eglLog(_EGL_FATAL,
+ _eglLog(_EGL_WARNING,
"DRI2: driver exports no extensions (%s)", dlerror());
- goto cleanup_driver;
+ dlclose(dri2_dpy->driver);
+ return EGL_FALSE;
}
- if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions))
- goto cleanup_driver;
+ if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) {
+ dlclose(dri2_dpy->driver);
+ return EGL_FALSE;
+ }
- snprintf(path, sizeof path, "%.*s",
- xcb_dri2_connect_device_name_length (connect),
- xcb_dri2_connect_device_name (connect));
- dri2_dpy->fd = open (path, O_RDWR);
- if (dri2_dpy->fd == -1) {
- _eglLog(_EGL_FATAL,
- "DRI2: could not open %s (%s)", path, strerror(errno));
- goto cleanup_driver;
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+dri2_create_screen(_EGLDisplay *disp)
+{
+ const __DRIextension **extensions;
+ struct dri2_egl_display *dri2_dpy;
+ unsigned int api_mask;
+
+ dri2_dpy = disp->DriverData;
+ dri2_dpy->dri_screen =
+ dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions,
+ &dri2_dpy->driver_configs, disp);
+
+ if (dri2_dpy->dri_screen == NULL) {
+ _eglLog(_EGL_WARNING, "DRI2: failed to create dri screen");
+ return EGL_FALSE;
}
- if (drmGetMagic(dri2_dpy->fd, &magic)) {
- _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic");
- goto cleanup_fd;
+ 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;
+
+ 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;
}
- 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);
- goto cleanup_fd;
+ return EGL_TRUE;
+
+ cleanup_dri_screen:
+ dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
+
+ return EGL_FALSE;
+}
+
+static EGLBoolean
+dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp,
+ EGLint *major, EGLint *minor)
+{
+ struct dri2_egl_display *dri2_dpy;
+
+ (void) drv;
+
+ dri2_dpy = malloc(sizeof *dri2_dpy);
+ if (!dri2_dpy)
+ return _eglError(EGL_BAD_ALLOC, "eglInitialize");
+
+ disp->DriverData = (void *) dri2_dpy;
+ if (disp->PlatformDisplay == NULL) {
+ dri2_dpy->conn = xcb_connect(0, 0);
+ } else {
+ dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay);
+ }
+
+ if (xcb_connection_has_error(dri2_dpy->conn)) {
+ _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
+ goto cleanup_dpy;
+ }
+
+ if (dri2_dpy->conn) {
+ if (!dri2_connect(dri2_dpy))
+ goto cleanup_conn;
+ }
+
+ if (!dri2_load_driver(disp))
+ goto cleanup_conn;
+
+ 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->conn) {
+ if (!dri2_authenticate(dri2_dpy))
+ goto cleanup_fd;
}
- free(authenticate);
if (dri2_dpy->dri2_minor >= 1) {
dri2_dpy->loader_extension.base.name = __DRI_DRI2_LOADER;
dri2_dpy->loader_extension.base.version = 3;
}
dri2_dpy->extensions[0] = &dri2_dpy->loader_extension.base;
- dri2_dpy->extensions[1] = NULL;
+ dri2_dpy->extensions[1] = &image_lookup_extension.base;
+ dri2_dpy->extensions[2] = NULL;
- dri2_dpy->dri_screen =
- dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions,
- &driver_configs, dri2_dpy);
-
- if (dri2_dpy->dri_screen == NULL) {
- _eglLog(_EGL_FATAL, "DRI2: failed to create dri screen");
+ if (!dri2_create_screen(disp))
goto cleanup_fd;
- }
- extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen);
- if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions))
- goto cleanup_dri_screen;
-
- for (i = 0; driver_configs[i]; i++)
- dri2_add_config(disp, driver_configs[i], i + 1);
- if (!disp->NumConfigs) {
- _eglLog(_EGL_WARNING, "DRI2: failed to create any config");
- goto cleanup_configs;
+ if (dri2_dpy->conn) {
+ if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
+ goto cleanup_configs;
}
- disp->ClientAPIsMask = EGL_OPENGL_BIT;
+ 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.NOK_swap_region = EGL_TRUE;
+ disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE;
/* we're supporting EGL 1.4 */
*major = 1;
*minor = 4;
- free (connect);
+
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_connect:
- free(connect);
cleanup_conn:
- if (disp->NativeDisplay == NULL)
+ if (disp->PlatformDisplay == NULL)
xcb_disconnect(dri2_dpy->conn);
cleanup_dpy:
free(dri2_dpy);
return EGL_FALSE;
}
+#ifdef HAVE_LIBUDEV
+
+struct dri2_driver_map {
+ int vendor_id;
+ const char *driver;
+ const int *chip_ids;
+ int num_chips_ids;
+};
+
+const int i915_chip_ids[] = {
+ 0x3577, /* PCI_CHIP_I830_M */
+ 0x2562, /* PCI_CHIP_845_G */
+ 0x3582, /* PCI_CHIP_I855_GM */
+ 0x2572, /* PCI_CHIP_I865_G */
+ 0x2582, /* PCI_CHIP_I915_G */
+ 0x258a, /* PCI_CHIP_E7221_G */
+ 0x2592, /* PCI_CHIP_I915_GM */
+ 0x2772, /* PCI_CHIP_I945_G */
+ 0x27a2, /* PCI_CHIP_I945_GM */
+ 0x27ae, /* PCI_CHIP_I945_GME */
+ 0x29b2, /* PCI_CHIP_Q35_G */
+ 0x29c2, /* PCI_CHIP_G33_G */
+ 0x29d2, /* PCI_CHIP_Q33_G */
+ 0xa011, /* Pineview */
+};
+
+const int i965_chip_ids[] = {
+ 0x29a2, /* PCI_CHIP_I965_G */
+ 0x2992, /* PCI_CHIP_I965_Q */
+ 0x2982, /* PCI_CHIP_I965_G_1 */
+ 0x2972, /* PCI_CHIP_I946_GZ */
+ 0x2a02, /* PCI_CHIP_I965_GM */
+ 0x2a12, /* PCI_CHIP_I965_GME */
+ 0x2a42, /* PCI_CHIP_GM45_GM */
+ 0x2e02, /* PCI_CHIP_IGD_E_G */
+ 0x2e12, /* PCI_CHIP_Q45_G */
+ 0x2e22, /* PCI_CHIP_G45_G */
+ 0x2e32, /* PCI_CHIP_G41_G */
+};
+
+const struct dri2_driver_map driver_map[] = {
+ { 0x8086, "i915", i915_chip_ids, ARRAY_SIZE(i915_chip_ids) },
+ { 0x8086, "i965", i965_chip_ids, ARRAY_SIZE(i965_chip_ids) },
+};
+
+static char *
+dri2_get_driver_for_fd(int fd)
+{
+ struct udev *udev;
+ struct udev_device *device, *parent;
+ struct stat buf;
+ const char *pci_id;
+ char *driver = NULL;
+ int vendor_id, chip_id, i, j;
+
+ udev = udev_new();
+ if (fstat(fd, &buf) < 0) {
+ _eglLog(_EGL_WARNING, "EGL-DRI2: failed to stat fd %d", fd);
+ goto out;
+ }
+
+ device = udev_device_new_from_devnum(udev, 'c', buf.st_rdev);
+ if (device == NULL) {
+ _eglLog(_EGL_WARNING,
+ "EGL-DRI2: could not create udev device for fd %d", fd);
+ goto out;
+ }
+
+ parent = udev_device_get_parent(device);
+ if (parent == NULL) {
+ _eglLog(_EGL_WARNING, "DRI2: could not get parent device");
+ goto out;
+ }
+
+ pci_id = udev_device_get_property_value(parent, "PCI_ID");
+ if (pci_id == NULL || sscanf(pci_id, "%x:%x", &vendor_id, &chip_id) != 2) {
+ _eglLog(_EGL_WARNING, "EGL-DRI2: malformed or no PCI ID");
+ goto out;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(driver_map); i++) {
+ if (vendor_id != driver_map[i].vendor_id)
+ continue;
+ for (j = 0; j < driver_map[i].num_chips_ids; j++)
+ if (driver_map[i].chip_ids[j] == chip_id) {
+ driver = strdup(driver_map[i].driver);
+ _eglLog(_EGL_DEBUG, "pci id for %d: %04x:%04x, driver %s",
+ fd, vendor_id, chip_id, driver);
+ goto out;
+ }
+ }
+
+ out:
+ udev_device_unref(device);
+ udev_unref(udev);
+
+ return driver;
+}
+
+static EGLBoolean
+dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp,
+ EGLint *major, EGLint *minor)
+{
+ struct dri2_egl_display *dri2_dpy;
+ int i;
+
+ dri2_dpy = malloc(sizeof *dri2_dpy);
+ if (!dri2_dpy)
+ return _eglError(EGL_BAD_ALLOC, "eglInitialize");
+
+ disp->DriverData = (void *) dri2_dpy;
+ dri2_dpy->fd = (int) disp->PlatformDisplay;
+
+ dri2_dpy->driver_name = dri2_get_driver_for_fd(dri2_dpy->fd);
+ if (dri2_dpy->driver_name == NULL)
+ return _eglError(EGL_BAD_ALLOC, "DRI2: failed to get driver name");
+
+ if (!dri2_load_driver(disp))
+ goto cleanup_driver_name;
+
+ dri2_dpy->extensions[0] = &image_lookup_extension.base;
+ dri2_dpy->extensions[1] = &use_invalidate.base;
+ dri2_dpy->extensions[2] = 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, 0);
+
+ disp->Extensions.MESA_drm_image = EGL_TRUE;
+ disp->Extensions.KHR_image_base = EGL_TRUE;
+ disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
+ disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE;
+
+ /* we're supporting EGL 1.4 */
+ *major = 1;
+ *minor = 4;
+
+ return EGL_TRUE;
+
+ cleanup_driver:
+ dlclose(dri2_dpy->driver);
+ cleanup_driver_name:
+ free(dri2_dpy->driver_name);
+
+ return EGL_FALSE;
+}
+
+#endif
+
+/**
+ * Called via eglInitialize(), GLX_drv->API.Initialize().
+ */
+static EGLBoolean
+dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp,
+ EGLint *major, EGLint *minor)
+{
+ switch (disp->Platform) {
+ case _EGL_PLATFORM_X11:
+ return dri2_initialize_x11(drv, disp, major, minor);
+
+#ifdef HAVE_LIBUDEV
+ case _EGL_PLATFORM_DRM:
+ return dri2_initialize_drm(drv, disp, major, minor);
+#endif
+
+ default:
+ return EGL_FALSE;
+ }
+}
+
/**
* Called via eglTerminate(), drv->API.Terminate().
*/
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
close(dri2_dpy->fd);
dlclose(dri2_dpy->driver);
- if (disp->NativeDisplay == NULL)
+ if (disp->PlatformDisplay == NULL)
xcb_disconnect(dri2_dpy->conn);
free(dri2_dpy);
disp->DriverData = NULL;
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) {
if (!_eglInitContext(&dri2_ctx->base, disp, conf, attrib_list))
goto cleanup;
- 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);
+ switch (dri2_ctx->base.ClientAPI) {
+ case EGL_OPENGL_ES_API:
+ switch (dri2_ctx->base.ClientVersion) {
+ case 1:
+ api = __DRI_API_GLES;
+ break;
+ case 2:
+ api = __DRI_API_GLES2;
+ break;
+ default:
+ _eglError(EGL_BAD_PARAMETER, "eglCreateContext");
+ return NULL;
+ }
+ break;
+ case EGL_OPENGL_API:
+ api = __DRI_API_OPENGL;
+ break;
+ default:
+ _eglError(EGL_BAD_PARAMETER, "eglCreateContext");
+ return NULL;
+ }
+
+ if (conf != NULL)
+ dri_config = dri2_config->dri_config;
+ else
+ dri_config = NULL;
+
+ 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,
+ dri2_config->dri_config,
+ dri2_ctx_shared ?
+ dri2_ctx_shared->dri_context : NULL,
+ dri2_ctx);
+ } else {
+ /* fail */
+ }
if (!dri2_ctx->dri_context)
goto cleanup;
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
+ (void) drv;
+
if (_eglIsSurfaceBound(surf))
return EGL_TRUE;
dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf,
_EGLSurface *rsurf, _EGLContext *ctx)
{
+ 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_dsurf = dri2_egl_surface(dsurf);
struct dri2_egl_surface *dri2_rsurf = dri2_egl_surface(rsurf);
if (!_eglBindContext(&ctx, &dsurf, &rsurf))
return EGL_FALSE;
+ /* flush before context switch */
+ if (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;
xcb_screen_iterator_t s;
xcb_generic_error_t *error;
+ (void) drv;
+
dri2_surf = malloc(sizeof *dri2_surf);
if (!dri2_surf) {
_eglError(EGL_BAD_ALLOC, "dri2_create_surface");
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),
+ xcb_create_pixmap(dri2_dpy->conn, conf->BufferSize,
dri2_surf->drawable, s.data->root,
dri2_surf->base.Width, dri2_surf->base.Height);
} else {
}
static EGLBoolean
-dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
+dri2_copy_region(_EGLDriver *drv, _EGLDisplay *disp,
+ _EGLSurface *draw, xcb_xfixes_region_t region)
{
+ 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. */
+ * 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_back)
+ if (!dri2_surf->have_fake_front)
return EGL_TRUE;
cookie = xcb_dri2_copy_region_unchecked(dri2_dpy->conn,
dri2_surf->drawable,
- dri2_surf->region,
+ region,
XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT,
- XCB_DRI2_ATTACHMENT_BUFFER_BACK_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 > (int)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)
{
+ (void) drv;
+
/* FIXME: Do we need to support lookup of EGL symbols too? */
return (_EGLProc) _glapi_get_proc_address(procname);
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.*/
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(); */
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
xcb_gcontext_t gc;
+ (void) drv;
+
(*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
gc = xcb_generate_id(dri2_dpy->conn);
return EGL_TRUE;
}
+static EGLBoolean
+dri2_bind_tex_image(_EGLDriver *drv,
+ _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
+{
+ 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 format, target;
+
+ ctx = _eglGetCurrentContext();
+ dri2_ctx = dri2_egl_context(ctx);
+
+ if (!_eglBindTexImage(drv, disp, surf, buffer))
+ return EGL_FALSE;
+
+ switch (dri2_surf->base.TextureFormat) {
+ case EGL_TEXTURE_RGB:
+ format = __DRI_TEXTURE_FORMAT_RGB;
+ break;
+ case EGL_TEXTURE_RGBA:
+ format = __DRI_TEXTURE_FORMAT_RGBA;
+ break;
+ default:
+ assert(0);
+ }
+
+ switch (dri2_surf->base.TextureTarget) {
+ case EGL_TEXTURE_2D:
+ target = GL_TEXTURE_2D;
+ break;
+ default:
+ assert(0);
+ }
+
+ (*dri2_dpy->tex_buffer->setTexBuffer2)(dri2_ctx->dri_context,
+ target, format,
+ dri2_surf->dri_drawable);
+
+ return EGL_TRUE;
+}
+
+static EGLBoolean
+dri2_release_tex_image(_EGLDriver *drv,
+ _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
+{
+ (void) drv;
+ (void) disp;
+ (void) surf;
+ (void) buffer;
+
+ return EGL_TRUE;
+}
+
+static _EGLImage *
+dri2_create_image_khr_pixmap(_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;
+ 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;
+
+ (void) ctx;
+
+ 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;
+ }
+
+ 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);
+ }
+
+ switch (geometry_reply->depth) {
+ case 16:
+ format = __DRI_IMAGE_FORMAT_RGB565;
+ break;
+ case 24:
+ format = __DRI_IMAGE_FORMAT_XRGB8888;
+ break;
+ case 32:
+ format = __DRI_IMAGE_FORMAT_ARGB8888;
+ 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;
+ }
+
+ if (!_eglInitImage(&dri2_img->base, disp)) {
+ free(buffers_reply);
+ free(geometry_reply);
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ stride = buffers[0].pitch / buffers[0].cpp;
+ dri2_img->dri_image =
+ dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
+ buffers_reply->width,
+ buffers_reply->height,
+ format,
+ buffers[0].name,
+ stride,
+ dri2_img);
+
+ free(buffers_reply);
+ free(geometry_reply);
+
+ return &dri2_img->base;
+}
+
+static _EGLImage *
+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;
+ GLuint renderbuffer = (GLuint) buffer;
+
+ if (renderbuffer == 0) {
+ _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ dri2_img = malloc(sizeof *dri2_img);
+ if (!dri2_img) {
+ _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+
+ if (!_eglInitImage(&dri2_img->base, disp))
+ 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) 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");
+ return NULL;
+ }
+
+ dri2_img = malloc(sizeof *dri2_img);
+ if (!dri2_img) {
+ _eglError(EGL_BAD_ALLOC, "dri2_create_image_mesa_drm");
+ return NULL;
+ }
+
+ if (!_eglInitImage(&dri2_img->base, disp)) {
+ free(dri2_img);
+ return NULL;
+ }
+
+ dri2_img->dri_image =
+ dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
+ attrs.Width,
+ attrs.Height,
+ format,
+ name,
+ pitch,
+ dri2_img);
+ if (dri2_img->dri_image == NULL) {
+ free(dri2_img);
+ _eglError(EGL_BAD_ALLOC, "dri2_create_image_mesa_drm");
+ return NULL;
+ }
+
+ return &dri2_img->base;
+}
+
+static _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);
+ default:
+ _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
+ return EGL_NO_IMAGE_KHR;
+ }
+}
+
+static EGLBoolean
+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;
+ 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;
+
+ 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;
+}
+
/**
* This is the main entrypoint into the driver, called by libEGL.
* Create a new _EGLDriver object and init its dispatch table.
{
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);
_eglInitDriverFallbacks(&dri2_drv->base);
dri2_drv->base.API.Initialize = dri2_initialize;
dri2_drv->base.API.Terminate = dri2_terminate;
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;
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;
}