drm/amdgpu: add initial VCN2.0 support (v2)

# add VCN block

amdgpu-y += \

	amdgpu_vcn.o \

	vcn_v1_0.o

	vcn_v1_0.o \

	vcn_v2_0.o

# add ATHUB block

amdgpu-y += \

	UVD_STATUS__BUSY = 0x5,

	UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF = 0x1,

	UVD_STATUS__RBC_BUSY = 0x1,

	UVD_PGFSM_STATUS_UVDJ_PWR_ON = 0,

};

enum internal_dpg_state {

/*

 * Copyright 2018 Advanced Micro Devices, Inc.

 *

 * 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, sublicense,

 * 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 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 NONINFRINGEMENT.  IN NO EVENT SHALL

 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.

 *

 */

#ifndef __VCN_V2_0_H__

#define __VCN_V2_0_H__

extern const struct amdgpu_ip_block_version vcn_v2_0_ip_block;

#endif /* __VCN_V2_0_H__ */