/**************************************************************************

 *

 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA

 * All Rights Reserved.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the

 * "Software"), to deal in the Software without restriction, including

 * without limitation the rights to use, copy, modify, merge, publish,

 * distribute, sub license, and/or sell copies of the Software, and to

 * permit persons to whom the Software is furnished to do so, subject to

 * the following conditions:

 *

 * The above copyright notice and this permission notice (including the

 * next paragraph) shall be included in all copies or substantial portions

 * of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL

 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,

 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE

 * USE OR OTHER DEALINGS IN THE SOFTWARE.

 *

 **************************************************************************/

#include <errno.h>

#include <stdlib.h>

#include <string.h>

#include "libdrm_macros.h"

#include "internal.h"

drm_public int kms_create(int fd, struct kms_driver **out)

{

	return linux_create(fd, out);

}

drm_public int kms_get_prop(struct kms_driver *kms, unsigned key, unsigned *out)

{

	switch (key) {

	case KMS_BO_TYPE:

		break;

	default:

		return -EINVAL;

	}

	return kms->get_prop(kms, key, out);

}

drm_public int kms_destroy(struct kms_driver **kms)

{

	if (!(*kms))

		return 0;

	free(*kms);

	*kms = NULL;

	return 0;

}

drm_public int kms_bo_create(struct kms_driver *kms, const unsigned *attr, struct kms_bo **out)

{

	unsigned width = 0;

	unsigned height = 0;

	enum kms_bo_type type = KMS_BO_TYPE_SCANOUT_X8R8G8B8;

	int i;

	for (i = 0; attr[i];) {

		unsigned key = attr[i++];

		unsigned value = attr[i++];

		switch (key) {

		case KMS_WIDTH:

			width = value;

			break;

		case KMS_HEIGHT:

			height = value;

			break;

		case KMS_BO_TYPE:

			type = value;

			break;

		default:

			return -EINVAL;

		}

	}

	if (width == 0 || height == 0)

		return -EINVAL;

	/* XXX sanity check type */

	if (type == KMS_BO_TYPE_CURSOR_64X64_A8R8G8B8 &&

	    (width != 64 || height != 64))

		return -EINVAL;

	return kms->bo_create(kms, width, height, type, attr, out);

}

drm_public int kms_bo_get_prop(struct kms_bo *bo, unsigned key, unsigned *out)

{

	switch (key) {

	case KMS_PITCH:

		*out = bo->pitch;

		break;

	case KMS_HANDLE:

		*out = bo->handle;

		break;

	default:

		return -EINVAL;

	}

	return 0;

}

drm_public int kms_bo_map(struct kms_bo *bo, void **out)

{

	return bo->kms->bo_map(bo, out);

}

drm_public int kms_bo_unmap(struct kms_bo *bo)

{

	return bo->kms->bo_unmap(bo);

}

drm_public int kms_bo_destroy(struct kms_bo **bo)

{

	int ret;

	if (!(*bo))

		return 0;

	ret = (*bo)->kms->bo_destroy(*bo);

	if (ret)

		return ret;

	*bo = NULL;

	return 0;

}