root/sys/dev/pci/drm/i915/gvt/reg.h
/*
 * 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 SKL_FLIP_EVENT(pipe, plane) (PRIMARY_A_FLIP_DONE + (plane) * 3 + (pipe))

#define REG50080_FLIP_TYPE_MASK 0x3
#define REG50080_FLIP_TYPE_ASYNC        0x1

#define REG_50080(_pipe, _plane) ({ \
        typeof(_pipe) (p) = (_pipe); \
        typeof(_plane) (q) = (_plane); \
        (((p) == PIPE_A) ? (((q) == PLANE_PRIMARY) ? (_MMIO(0x50080)) : \
                (_MMIO(0x50090))) : \
        (((p) == PIPE_B) ? (((q) == PLANE_PRIMARY) ? (_MMIO(0x50088)) : \
                (_MMIO(0x50098))) : \
        (((p) == PIPE_C) ? (((q) == PLANE_PRIMARY) ? (_MMIO(0x5008C)) : \
                (_MMIO(0x5009C))) : \
                (_MMIO(0x50080))))); })

#define REG_50080_TO_PIPE(_reg) ({ \
        typeof(_reg) (reg) = (_reg); \
        (((reg) == 0x50080 || (reg) == 0x50090) ? (PIPE_A) : \
        (((reg) == 0x50088 || (reg) == 0x50098) ? (PIPE_B) : \
        (((reg) == 0x5008C || (reg) == 0x5009C) ? (PIPE_C) : \
        (INVALID_PIPE)))); })

#define REG_50080_TO_PLANE(_reg) ({ \
        typeof(_reg) (reg) = (_reg); \
        (((reg) == 0x50080 || (reg) == 0x50088 || (reg) == 0x5008C) ? \
                (PLANE_PRIMARY) : \
        (((reg) == 0x50090 || (reg) == 0x50098 || (reg) == 0x5009C) ? \
                (PLANE_SPRITE0) : (I915_MAX_PLANES))); })

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

#define IS_MASKED_BITS_ENABLED(_val, _b) \
                (((_val) & _MASKED_BIT_ENABLE(_b)) == _MASKED_BIT_ENABLE(_b))
#define IS_MASKED_BITS_DISABLED(_val, _b) \
                ((_val) & _MASKED_BIT_DISABLE(_b))

#define FORCEWAKE_RENDER_GEN9_REG 0xa278
#define FORCEWAKE_ACK_RENDER_GEN9_REG 0x0D84
#define FORCEWAKE_GT_GEN9_REG 0xa188
#define FORCEWAKE_ACK_GT_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_WRAP_CNT_MAX    ((1 << 11) - 1)
#define RB_HEAD_WRAP_CNT_OFF    21
#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)

#define PCH_GPIO_BASE   _MMIO(0xc5010)

#define PCH_GMBUS0      _MMIO(0xc5100)
#define PCH_GMBUS1      _MMIO(0xc5104)
#define PCH_GMBUS2      _MMIO(0xc5108)
#define PCH_GMBUS3      _MMIO(0xc510c)
#define PCH_GMBUS4      _MMIO(0xc5110)
#define PCH_GMBUS5      _MMIO(0xc5120)

#define TRVATTL3PTRDW(i)        _MMIO(0x4de0 + (i) * 4)
#define TRNULLDETCT             _MMIO(0x4de8)
#define TRINVTILEDETCT          _MMIO(0x4dec)
#define TRVADR                  _MMIO(0x4df0)
#define TRTTE                   _MMIO(0x4df4)
#define RING_EXCC(base)         _MMIO((base) + 0x28)
#define RING_GFX_MODE(base)     _MMIO((base) + 0x29c)
#define VF_GUARDBAND            _MMIO(0x83a4)

#define BCS_TILE_REGISTER_VAL_OFFSET (0x43*4)

/* XXX FIXME i915 has changed PP_XXX definition */
#define PCH_PP_STATUS  _MMIO(0xc7200)
#define PCH_PP_CONTROL _MMIO(0xc7204)
#define PCH_PP_ON_DELAYS _MMIO(0xc7208)
#define PCH_PP_OFF_DELAYS _MMIO(0xc720c)
#define PCH_PP_DIVISOR _MMIO(0xc7210)

#endif