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1/* SPDX-License-Identifier: MIT */
2/* Copyright © 2024 Intel Corporation */
3
4#ifndef __INTEL_FBC_REGS__
5#define __INTEL_FBC_REGS__
6
7#include "intel_display_reg_defs.h"
8
9#define FBC_CFB_BASE _MMIO(0x3200) /* 4k page aligned */
10#define FBC_LL_BASE _MMIO(0x3204) /* 4k page aligned */
11#define FBC_CONTROL _MMIO(0x3208)
12#define FBC_CTL_EN REG_BIT(31)
13#define FBC_CTL_PERIODIC REG_BIT(30)
14#define FBC_CTL_INTERVAL_MASK REG_GENMASK(29, 16)
15#define FBC_CTL_INTERVAL(x) REG_FIELD_PREP(FBC_CTL_INTERVAL_MASK, (x))
16#define FBC_CTL_STOP_ON_MOD REG_BIT(15)
17#define FBC_CTL_UNCOMPRESSIBLE REG_BIT(14) /* i915+ */
18#define FBC_CTL_C3_IDLE REG_BIT(13) /* i945gm only */
19#define FBC_CTL_STRIDE_MASK REG_GENMASK(12, 5)
20#define FBC_CTL_STRIDE(x) REG_FIELD_PREP(FBC_CTL_STRIDE_MASK, (x))
21#define FBC_CTL_FENCENO_MASK REG_GENMASK(3, 0)
22#define FBC_CTL_FENCENO(x) REG_FIELD_PREP(FBC_CTL_FENCENO_MASK, (x))
23#define FBC_COMMAND _MMIO(0x320c)
24#define FBC_CMD_COMPRESS REG_BIT(0)
25#define FBC_STATUS _MMIO(0x3210)
26#define FBC_STAT_COMPRESSING REG_BIT(31)
27#define FBC_STAT_COMPRESSED REG_BIT(30)
28#define FBC_STAT_MODIFIED REG_BIT(29)
29#define FBC_STAT_CURRENT_LINE_MASK REG_GENMASK(10, 0)
30#define FBC_CONTROL2 _MMIO(0x3214) /* i965gm only */
31#define FBC_CTL_FENCE_DBL REG_BIT(4)
32#define FBC_CTL_IDLE_MASK REG_GENMASK(3, 2)
33#define FBC_CTL_IDLE_IMM REG_FIELD_PREP(FBC_CTL_IDLE_MASK, 0)
34#define FBC_CTL_IDLE_FULL REG_FIELD_PREP(FBC_CTL_IDLE_MASK, 1)
35#define FBC_CTL_IDLE_LINE REG_FIELD_PREP(FBC_CTL_IDLE_MASK, 2)
36#define FBC_CTL_IDLE_DEBUG REG_FIELD_PREP(FBC_CTL_IDLE_MASK, 3)
37#define FBC_CTL_CPU_FENCE_EN REG_BIT(1)
38#define FBC_CTL_PLANE_MASK REG_GENMASK(1, 0)
39#define FBC_CTL_PLANE(i9xx_plane) REG_FIELD_PREP(FBC_CTL_PLANE_MASK, (i9xx_plane))
40#define FBC_FENCE_OFF _MMIO(0x3218) /* i965gm only, BSpec typo has 321Bh */
41#define FBC_MOD_NUM _MMIO(0x3220) /* i965gm only */
42#define FBC_MOD_NUM_MASK REG_GENMASK(31, 1)
43#define FBC_MOD_NUM_VALID REG_BIT(0)
44#define FBC_TAG(i) _MMIO(0x3300 + (i) * 4) /* 49 reisters */
45#define FBC_TAG_MASK REG_GENMASK(1, 0) /* 16 tags per register */
46#define FBC_TAG_MODIFIED REG_FIELD_PREP(FBC_TAG_MASK, 0)
47#define FBC_TAG_UNCOMPRESSED REG_FIELD_PREP(FBC_TAG_MASK, 1)
48#define FBC_TAG_UNCOMPRESSIBLE REG_FIELD_PREP(FBC_TAG_MASK, 2)
49#define FBC_TAG_COMPRESSED REG_FIELD_PREP(FBC_TAG_MASK, 3)
50
51#define FBC_LL_SIZE (1536)
52
53#define DPFC_CB_BASE _MMIO(0x3200)
54#define ILK_DPFC_CB_BASE(fbc_id) _MMIO_PIPE((fbc_id), 0x43200, 0x43240)
55#define DPFC_CONTROL _MMIO(0x3208)
56#define ILK_DPFC_CONTROL(fbc_id) _MMIO_PIPE((fbc_id), 0x43208, 0x43248)
57#define DPFC_CTL_EN REG_BIT(31)
58#define DPFC_CTL_PLANE_MASK_G4X REG_BIT(30) /* g4x-snb */
59#define DPFC_CTL_PLANE_G4X(i9xx_plane) REG_FIELD_PREP(DPFC_CTL_PLANE_MASK_G4X, (i9xx_plane))
60#define DPFC_CTL_FENCE_EN_G4X REG_BIT(29) /* g4x-snb */
61#define DPFC_CTL_PLANE_MASK_IVB REG_GENMASK(30, 29) /* ivb only */
62#define DPFC_CTL_PLANE_IVB(i9xx_plane) REG_FIELD_PREP(DPFC_CTL_PLANE_MASK_IVB, (i9xx_plane))
63#define DPFC_CTL_FENCE_EN_IVB REG_BIT(28) /* ivb+ */
64#define DPFC_CTL_PERSISTENT_MODE REG_BIT(25) /* g4x-snb */
65#define DPFC_CTL_PLANE_BINDING_MASK REG_GENMASK(12, 11) /* lnl+ */
66#define DPFC_CTL_PLANE_BINDING(plane_id) REG_FIELD_PREP(DPFC_CTL_PLANE_BINDING_MASK, (plane_id))
67#define DPFC_CTL_FALSE_COLOR REG_BIT(10) /* ivb+ */
68#define DPFC_CTL_SR_EN REG_BIT(10) /* g4x only */
69#define DPFC_CTL_SR_EXIT_DIS REG_BIT(9) /* g4x only */
70#define DPFC_CTL_LIMIT_MASK REG_GENMASK(7, 6)
71#define DPFC_CTL_LIMIT_1X REG_FIELD_PREP(DPFC_CTL_LIMIT_MASK, 0)
72#define DPFC_CTL_LIMIT_2X REG_FIELD_PREP(DPFC_CTL_LIMIT_MASK, 1)
73#define DPFC_CTL_LIMIT_4X REG_FIELD_PREP(DPFC_CTL_LIMIT_MASK, 2)
74#define DPFC_CTL_FENCENO_MASK REG_GENMASK(3, 0)
75#define DPFC_CTL_FENCENO(fence) REG_FIELD_PREP(DPFC_CTL_FENCENO_MASK, (fence))
76#define DPFC_RECOMP_CTL _MMIO(0x320c)
77#define ILK_DPFC_RECOMP_CTL(fbc_id) _MMIO_PIPE((fbc_id), 0x4320c, 0x4324c)
78#define DPFC_RECOMP_STALL_EN REG_BIT(27)
79#define DPFC_RECOMP_STALL_WM_MASK REG_GENMASK(26, 16)
80#define DPFC_RECOMP_TIMER_COUNT_MASK REG_GENMASK(5, 0)
81#define DPFC_STATUS _MMIO(0x3210)
82#define ILK_DPFC_STATUS(fbc_id) _MMIO_PIPE((fbc_id), 0x43210, 0x43250)
83#define DPFC_INVAL_SEG_MASK REG_GENMASK(26, 16)
84#define DPFC_COMP_SEG_MASK REG_GENMASK(10, 0)
85#define DPFC_STATUS2 _MMIO(0x3214)
86#define ILK_DPFC_STATUS2(fbc_id) _MMIO_PIPE((fbc_id), 0x43214, 0x43254)
87#define DPFC_COMP_SEG_MASK_IVB REG_GENMASK(11, 0)
88#define DPFC_FENCE_YOFF _MMIO(0x3218)
89#define ILK_DPFC_FENCE_YOFF(fbc_id) _MMIO_PIPE((fbc_id), 0x43218, 0x43258)
90#define DPFC_CHICKEN _MMIO(0x3224)
91#define ILK_DPFC_CHICKEN(fbc_id) _MMIO_PIPE((fbc_id), 0x43224, 0x43264)
92#define DPFC_HT_MODIFY REG_BIT(31) /* pre-ivb */
93#define DPFC_NUKE_ON_ANY_MODIFICATION REG_BIT(23) /* bdw+ */
94#define DPFC_CHICKEN_COMP_DUMMY_PIXEL REG_BIT(14) /* glk+ */
95#define DPFC_CHICKEN_FORCE_SLB_INVALIDATION REG_BIT(13) /* icl+ */
96#define DPFC_DISABLE_DUMMY0 REG_BIT(8) /* ivb+ */
97
98#define GLK_FBC_STRIDE(fbc_id) _MMIO_PIPE((fbc_id), 0x43228, 0x43268)
99#define FBC_STRIDE_OVERRIDE REG_BIT(15)
100#define FBC_STRIDE_MASK REG_GENMASK(14, 0)
101#define FBC_STRIDE(x) REG_FIELD_PREP(FBC_STRIDE_MASK, (x))
102
103#define ILK_FBC_RT_BASE _MMIO(0x2128)
104#define ILK_FBC_RT_VALID REG_BIT(0)
105#define SNB_FBC_FRONT_BUFFER REG_BIT(1)
106
107#define SNB_DPFC_CTL_SA _MMIO(0x100100)
108#define SNB_DPFC_FENCE_EN REG_BIT(29)
109#define SNB_DPFC_FENCENO_MASK REG_GENMASK(4, 0)
110#define SNB_DPFC_FENCENO(fence) REG_FIELD_PREP(SNB_DPFC_FENCENO_MASK, (fence))
111#define SNB_DPFC_CPU_FENCE_OFFSET _MMIO(0x100104)
112
113#define IVB_FBC_RT_BASE _MMIO(0x7020)
114#define IVB_FBC_RT_BASE_UPPER _MMIO(0x7024)
115
116#define MSG_FBC_REND_STATE(fbc_id) _MMIO_PIPE((fbc_id), 0x50380, 0x50384)
117#define FBC_REND_NUKE REG_BIT(2)
118#define FBC_REND_CACHE_CLEAN REG_BIT(1)
119
120#endif /* __INTEL_FBC_REGS__ */