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drm/i915: Hold rcu_read_lock when iterating over the radixtree (vma idr)
[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / i915 / i915_guc_reg.h
1 /*
2 * Copyright © 2014 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 *
23 */
24 #ifndef _I915_GUC_REG_H_
25 #define _I915_GUC_REG_H_
26
27 /* Definitions of GuC H/W registers, bits, etc */
28
29 #define GUC_STATUS _MMIO(0xc000)
30 #define GS_RESET_SHIFT 0
31 #define GS_MIA_IN_RESET (0x01 << GS_RESET_SHIFT)
32 #define GS_BOOTROM_SHIFT 1
33 #define GS_BOOTROM_MASK (0x7F << GS_BOOTROM_SHIFT)
34 #define GS_BOOTROM_RSA_FAILED (0x50 << GS_BOOTROM_SHIFT)
35 #define GS_BOOTROM_JUMP_PASSED (0x76 << GS_BOOTROM_SHIFT)
36 #define GS_UKERNEL_SHIFT 8
37 #define GS_UKERNEL_MASK (0xFF << GS_UKERNEL_SHIFT)
38 #define GS_UKERNEL_LAPIC_DONE (0x30 << GS_UKERNEL_SHIFT)
39 #define GS_UKERNEL_DPC_ERROR (0x60 << GS_UKERNEL_SHIFT)
40 #define GS_UKERNEL_READY (0xF0 << GS_UKERNEL_SHIFT)
41 #define GS_MIA_SHIFT 16
42 #define GS_MIA_MASK (0x07 << GS_MIA_SHIFT)
43 #define GS_MIA_CORE_STATE (0x01 << GS_MIA_SHIFT)
44 #define GS_MIA_HALT_REQUESTED (0x02 << GS_MIA_SHIFT)
45 #define GS_MIA_ISR_ENTRY (0x04 << GS_MIA_SHIFT)
46 #define GS_AUTH_STATUS_SHIFT 30
47 #define GS_AUTH_STATUS_MASK (0x03 << GS_AUTH_STATUS_SHIFT)
48 #define GS_AUTH_STATUS_BAD (0x01 << GS_AUTH_STATUS_SHIFT)
49 #define GS_AUTH_STATUS_GOOD (0x02 << GS_AUTH_STATUS_SHIFT)
50
51 #define SOFT_SCRATCH(n) _MMIO(0xc180 + (n) * 4)
52 #define SOFT_SCRATCH_COUNT 16
53
54 #define UOS_RSA_SCRATCH(i) _MMIO(0xc200 + (i) * 4)
55 #define UOS_RSA_SCRATCH_MAX_COUNT 64
56 #define DMA_ADDR_0_LOW _MMIO(0xc300)
57 #define DMA_ADDR_0_HIGH _MMIO(0xc304)
58 #define DMA_ADDR_1_LOW _MMIO(0xc308)
59 #define DMA_ADDR_1_HIGH _MMIO(0xc30c)
60 #define DMA_ADDRESS_SPACE_WOPCM (7 << 16)
61 #define DMA_ADDRESS_SPACE_GTT (8 << 16)
62 #define DMA_COPY_SIZE _MMIO(0xc310)
63 #define DMA_CTRL _MMIO(0xc314)
64 #define HUC_UKERNEL (1<<9)
65 #define UOS_MOVE (1<<4)
66 #define START_DMA (1<<0)
67 #define DMA_GUC_WOPCM_OFFSET _MMIO(0xc340)
68 #define HUC_LOADING_AGENT_VCR (0<<1)
69 #define HUC_LOADING_AGENT_GUC (1<<1)
70 #define GUC_WOPCM_OFFSET_VALUE 0x80000 /* 512KB */
71 #define GUC_MAX_IDLE_COUNT _MMIO(0xC3E4)
72
73 #define HUC_STATUS2 _MMIO(0xD3B0)
74 #define HUC_FW_VERIFIED (1<<7)
75
76 /* Defines WOPCM space available to GuC firmware */
77 #define GUC_WOPCM_SIZE _MMIO(0xc050)
78 /* GuC addresses below GUC_WOPCM_TOP don't map through the GTT */
79 #define GUC_WOPCM_TOP (0x80 << 12) /* 512KB */
80 #define BXT_GUC_WOPCM_RC6_RESERVED (0x10 << 12) /* 64KB */
81
82 /* GuC addresses above GUC_GGTT_TOP also don't map through the GTT */
83 #define GUC_GGTT_TOP 0xFEE00000
84
85 #define GEN8_GT_PM_CONFIG _MMIO(0x138140)
86 #define GEN9LP_GT_PM_CONFIG _MMIO(0x138140)
87 #define GEN9_GT_PM_CONFIG _MMIO(0x13816c)
88 #define GT_DOORBELL_ENABLE (1<<0)
89
90 #define GEN8_GTCR _MMIO(0x4274)
91 #define GEN8_GTCR_INVALIDATE (1<<0)
92
93 #define GUC_ARAT_C6DIS _MMIO(0xA178)
94
95 #define GUC_SHIM_CONTROL _MMIO(0xc064)
96 #define GUC_DISABLE_SRAM_INIT_TO_ZEROES (1<<0)
97 #define GUC_ENABLE_READ_CACHE_LOGIC (1<<1)
98 #define GUC_ENABLE_MIA_CACHING (1<<2)
99 #define GUC_GEN10_MSGCH_ENABLE (1<<4)
100 #define GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA (1<<9)
101 #define GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA (1<<10)
102 #define GUC_ENABLE_MIA_CLOCK_GATING (1<<15)
103 #define GUC_GEN10_SHIM_WC_ENABLE (1<<21)
104
105 #define GUC_SHIM_CONTROL_VALUE (GUC_DISABLE_SRAM_INIT_TO_ZEROES | \
106 GUC_ENABLE_READ_CACHE_LOGIC | \
107 GUC_ENABLE_MIA_CACHING | \
108 GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA | \
109 GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA | \
110 GUC_ENABLE_MIA_CLOCK_GATING)
111
112 #define GUC_SEND_INTERRUPT _MMIO(0xc4c8)
113 #define GUC_SEND_TRIGGER (1<<0)
114
115 #define GEN8_DRBREGL(x) _MMIO(0x1000 + (x) * 8)
116 #define GEN8_DRB_VALID (1<<0)
117 #define GEN8_DRBREGU(x) _MMIO(0x1000 + (x) * 8 + 4)
118
119 #define DE_GUCRMR _MMIO(0x44054)
120
121 #define GUC_BCS_RCS_IER _MMIO(0xC550)
122 #define GUC_VCS2_VCS1_IER _MMIO(0xC554)
123 #define GUC_WD_VECS_IER _MMIO(0xC558)
124 #define GUC_PM_P24C_IER _MMIO(0xC55C)
125
126 #endif