static void
set_max_gl_versions(struct intel_screen *screen)
{
int gl_version_override = _mesa_get_gl_version_override();
switch (screen->gen) {
case 7:
screen->max_gl_core_version = 31;
screen->max_gl_compat_version = 30;
screen->max_gl_es1_version = 11;
screen->max_gl_es2_version = 30;
break;
case 6:
screen->max_gl_core_version = 31;
screen->max_gl_compat_version = 30;
screen->max_gl_es1_version = 11;
screen->max_gl_es2_version = 30;
break;
case 5:
case 4:
screen->max_gl_core_version = 0;
screen->max_gl_compat_version = 21;
screen->max_gl_es1_version = 11;
screen->max_gl_es2_version = 20;
break;
default:
assert(!"unrecognized intel_screen::gen");
break;
}
if (gl_version_override >= 31) {
screen->max_gl_core_version = MAX2(screen->max_gl_core_version,
gl_version_override);
} else {
screen->max_gl_compat_version = MAX2(screen->max_gl_compat_version,
gl_version_override);
}
#ifndef FEATURE_ES1
screen->max_gl_es1_version = 0;
#endif
#ifndef FEATURE_ES2
screen->max_gl_es2_version = 0;
#endif
}
/**
* This is the first entrypoint in the driver called by the DRI driver loader
* after dlopen()ing it.
*
* It's used to create global state for the driver across contexts on the same
* Display.
*/
static __DRIscreen *
driCreateNewScreen2(int scrn, int fd,
const __DRIextension **extensions,
const __DRIextension **driver_extensions,
const __DRIconfig ***driver_configs, void *data)
{
static const __DRIextension *emptyExtensionList[] = { NULL };
__DRIscreen *psp;
psp = calloc(1, sizeof(*psp));
if (!psp)
return NULL;
/* By default, use the global driDriverAPI symbol (non-megadrivers). */
psp->driver = globalDriverAPI;
/* If the driver exposes its vtable through its extensions list
* (megadrivers), use that instead.
*/
if (driver_extensions) {
for (int i = 0; driver_extensions[i]; i++) {
if (strcmp(driver_extensions[i]->name, __DRI_DRIVER_VTABLE) == 0) {
psp->driver =
((__DRIDriverVtableExtension *)driver_extensions[i])->vtable;
}
}
}
setupLoaderExtensions(psp, extensions);
#ifndef __NOT_HAVE_DRM_H
if (fd != -1) {
drmVersionPtr version = drmGetVersion(fd);
if (version) {
psp->drm_version.major = version->version_major;
psp->drm_version.minor = version->version_minor;
psp->drm_version.patch = version->version_patchlevel;
drmFreeVersion(version);
}
}
#endif
psp->loaderPrivate = data;
psp->extensions = emptyExtensionList;
psp->fd = fd;
psp->myNum = scrn;
*driver_configs = psp->driver->InitScreen(psp);
if (*driver_configs == NULL) {
free(psp);
return NULL;
}
int gl_version_override = _mesa_get_gl_version_override();
if (gl_version_override >= 31) {
psp->max_gl_core_version = MAX2(psp->max_gl_core_version,
gl_version_override);
} else {
psp->max_gl_compat_version = MAX2(psp->max_gl_compat_version,
gl_version_override);
}
psp->api_mask = (1 << __DRI_API_OPENGL);
if (psp->max_gl_core_version > 0)
psp->api_mask |= (1 << __DRI_API_OPENGL_CORE);
if (psp->max_gl_es1_version > 0)
psp->api_mask |= (1 << __DRI_API_GLES);
if (psp->max_gl_es2_version > 0)
psp->api_mask |= (1 << __DRI_API_GLES2);
if (psp->max_gl_es2_version >= 30)
psp->api_mask |= (1 << __DRI_API_GLES3);
driParseOptionInfo(&psp->optionInfo, __dri2ConfigOptions);
driParseConfigFiles(&psp->optionCache, &psp->optionInfo, psp->myNum, "dri2");
return psp;
}
