/*
 * Copyright(c) 2011-2016 Intel Corporation. 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, 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 (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 NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS 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 _GVT_REG_H
#define _GVT_REG_H

#define INTEL_GVT_PCI_CLASS_VGA_OTHER   0x80

#define INTEL_GVT_PCI_GMCH_CONTROL	0x50
#define   BDW_GMCH_GMS_SHIFT		8
#define   BDW_GMCH_GMS_MASK		0xff

#define INTEL_GVT_PCI_SWSCI		0xe8
#define   SWSCI_SCI_SELECT		(1 << 15)
#define   SWSCI_SCI_TRIGGER		1

#define INTEL_GVT_PCI_OPREGION		0xfc

#define INTEL_GVT_OPREGION_CLID		0x1AC
#define INTEL_GVT_OPREGION_SCIC		0x200
#define   OPREGION_SCIC_FUNC_MASK	0x1E
#define   OPREGION_SCIC_FUNC_SHIFT	1
#define   OPREGION_SCIC_SUBFUNC_MASK	0xFF00
#define   OPREGION_SCIC_SUBFUNC_SHIFT	8
#define   OPREGION_SCIC_EXIT_MASK	0xE0
#define INTEL_GVT_OPREGION_SCIC_F_GETBIOSDATA         4
#define INTEL_GVT_OPREGION_SCIC_F_GETBIOSCALLBACKS    6
#define INTEL_GVT_OPREGION_SCIC_SF_SUPPRTEDCALLS      0
#define INTEL_GVT_OPREGION_SCIC_SF_REQEUSTEDCALLBACKS 1
#define INTEL_GVT_OPREGION_PARM                   0x204

#define INTEL_GVT_OPREGION_PAGES	2
#define INTEL_GVT_OPREGION_SIZE		(INTEL_GVT_OPREGION_PAGES * PAGE_SIZE)
#define INTEL_GVT_OPREGION_VBT_OFFSET	0x400
#define INTEL_GVT_OPREGION_VBT_SIZE	\
		(INTEL_GVT_OPREGION_SIZE - INTEL_GVT_OPREGION_VBT_OFFSET)

#define VGT_SPRSTRIDE(pipe)	_PIPE(pipe, _SPRA_STRIDE, _PLANE_STRIDE_2_B)

#define _REG_701C0(pipe, plane) (0x701c0 + pipe * 0x1000 + (plane - 1) * 0x100)
#define _REG_701C4(pipe, plane) (0x701c4 + pipe * 0x1000 + (plane - 1) * 0x100)

#define GFX_MODE_BIT_SET_IN_MASK(val, bit) \
		((((bit) & 0xffff0000) == 0) && !!((val) & (((bit) << 16))))

#define FORCEWAKE_RENDER_GEN9_REG 0xa278
#define FORCEWAKE_ACK_RENDER_GEN9_REG 0x0D84
#define FORCEWAKE_BLITTER_GEN9_REG 0xa188
#define FORCEWAKE_ACK_BLITTER_GEN9_REG 0x130044
#define FORCEWAKE_MEDIA_GEN9_REG 0xa270
#define FORCEWAKE_ACK_MEDIA_GEN9_REG 0x0D88
#define FORCEWAKE_ACK_HSW_REG 0x130044

#define RB_HEAD_OFF_MASK	((1U << 21) - (1U << 2))
#define RB_TAIL_OFF_MASK	((1U << 21) - (1U << 3))
#define RB_TAIL_SIZE_MASK	((1U << 21) - (1U << 12))
#define _RING_CTL_BUF_SIZE(ctl) (((ctl) & RB_TAIL_SIZE_MASK) + \
		I915_GTT_PAGE_SIZE)

#endif