monado/src/xrt/targets/common/target_instance.c

// Copyright 2020, Collabora, Ltd.
// SPDX-License-Identifier: BSL-1.0
/*!
 * @file
 * @brief  Shared default implementation of the instance with compositor.
 * @author Jakob Bornecrantz <jakob@collabora.com>
 */

#include "target_instance_parts.h"

#include "xrt/xrt_gfx_native.h"

static int
t_instance_create_native_compositor(struct xrt_instance *xinst,
                                    struct xrt_device *xdev,
                                    struct xrt_compositor_native **out_xcn)
{
	struct xrt_compositor_native *xcn = xrt_gfx_provider_create_native(xdev);

	if (xcn == NULL) {
		return -1;
	}

	*out_xcn = xcn;

	return 0;
}

/*
 *
 * Exported function(s).
 *
 */

int
xrt_instance_create(struct xrt_instance_info *i_info, struct xrt_instance **out_xinst)
{
	struct xrt_prober *xp = NULL;

	int ret = xrt_prober_create_with_lists(&xp, &target_lists);
	if (ret < 0) {
		return ret;
	}

	struct t_instance *tinst = U_TYPED_CALLOC(struct t_instance);
	tinst->base.select = t_instance_select;
	tinst->base.create_native_compositor = t_instance_create_native_compositor;
	tinst->base.get_prober = t_instance_get_prober;
	tinst->base.destroy = t_instance_destroy;
	tinst->xp = xp;

	*out_xinst = &tinst->base;

	return 0;
}