/*
 * Copyright (C) 2011 Intel Corporation
 *
 * 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 PRECISION INSIGHT 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.
 *
 * Authors:
 *    Xiang Haihao <haihao.xiang@intel.com>
 *
 */

#ifndef _GEN7_MFD_H_
#define _GEN7_MFD_H_

#include <xf86drm.h>
#include <drm.h>
#include <i915_drm.h>
#include <intel_bufmgr.h>
#include "i965_decoder.h"

#define GEN7_VC1_I_PICTURE			0
#define GEN7_VC1_P_PICTURE			1
#define GEN7_VC1_B_PICTURE			2
#define GEN7_VC1_BI_PICTURE			3
#define GEN7_VC1_SKIPPED_PICTURE	4

#define GEN7_JPEG_ROTATION_0		0
#define GEN7_JPEG_ROTATION_90		1
#define GEN7_JPEG_ROTATION_270		2
#define GEN7_JPEG_ROTATION_180		3

#define GEN7_YUV400					0
#define GEN7_YUV420					1
#define GEN7_YUV422H_2Y				2
#define GEN7_YUV444					3
#define GEN7_YUV411					4
#define GEN7_YUV422V_2Y				5
#define GEN7_YUV422H_4Y				6
#define GEN7_YUV422V_4Y				7

struct gen7_vc1_surface {
	dri_bo *dmv_top;
	dri_bo *dmv_bottom;
	int frame_coding_mode;
	int picture_type_top;
	int picture_type_bottom;
	int range_reduction_frame;
	int reference_distance;
	int intensity_compensation_top;
	int intensity_compensation_bottom;
	int luma_scale;
	int luma_scale_top[2];
	int luma_scale_bottom[2];
	int luma_shift;
	int luma_shift_top[2];
	int luma_shift_bottom[2];
};

struct hw_context;

struct gen7_mfd_context {
	struct hw_context base;

	union {
		VAIQMatrixBufferMPEG2 mpeg2;
		VAIQMatrixBufferH264  h264;     /* flat scaling lists (default) */
	} iq_matrix;

	GenFrameStoreContext fs_ctx;
	GenFrameStore       reference_surface[MAX_GEN_REFERENCE_FRAMES];
	GenBuffer           post_deblocking_output;
	GenBuffer           pre_deblocking_output;
	GenBuffer           intra_row_store_scratch_buffer;
	GenBuffer           deblocking_filter_row_store_scratch_buffer;
	GenBuffer           bsd_mpc_row_store_scratch_buffer;
	GenBuffer           mpr_row_store_scratch_buffer;
	GenBuffer           bitplane_read_buffer;
	GenBuffer           segmentation_buffer;

	VASurfaceID jpeg_wa_surface_id;
	struct object_surface *jpeg_wa_surface_object;
	dri_bo *jpeg_wa_slice_data_bo;

	unsigned int decoder_format_mode : 1;
	int wa_mpeg2_slice_vertical_position;

	void *driver_context;
};

static VAConfigAttrib *gen7_lookup_config_attribute(struct object_config *obj_config, VAConfigAttribType type)
{
	int i;

	for (i = 0; i < obj_config->num_attribs; i++) {
		VAConfigAttrib * const attrib = &obj_config->attrib_list[i];
		if (attrib->type == type)
			return attrib;
	}
	return NULL;
}

#endif /* _GEN7_MFD_H_ */
