1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
/*
* 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.
*
* Authors:
* Zhiyuan Lv <zhiyuan.lv@intel.com>
* Zhi Wang <zhi.a.wang@intel.com>
*
* Contributors:
* Min He <min.he@intel.com>
* Bing Niu <bing.niu@intel.com>
* Ping Gao <ping.a.gao@intel.com>
* Tina Zhang <tina.zhang@intel.com>
*
*/
#ifndef _GVT_EXECLIST_H_
#define _GVT_EXECLIST_H_
#include <linux/types.h>
struct execlist_ctx_descriptor_format {
union {
u32 ldw;
struct {
u32 valid : 1;
u32 force_pd_restore : 1;
u32 force_restore : 1;
u32 addressing_mode : 2;
u32 llc_coherency : 1;
u32 fault_handling : 2;
u32 privilege_access : 1;
u32 reserved : 3;
u32 lrca : 20;
};
};
union {
u32 udw;
u32 context_id;
};
};
struct execlist_status_format {
union {
u32 ldw;
struct {
u32 current_execlist_pointer :1;
u32 execlist_write_pointer :1;
u32 execlist_queue_full :1;
u32 execlist_1_valid :1;
u32 execlist_0_valid :1;
u32 last_ctx_switch_reason :9;
u32 current_active_elm_status :2;
u32 arbitration_enable :1;
u32 execlist_1_active :1;
u32 execlist_0_active :1;
u32 reserved :13;
};
};
union {
u32 udw;
u32 context_id;
};
};
struct execlist_context_status_pointer_format {
union {
u32 dw;
struct {
u32 write_ptr :3;
u32 reserved :5;
u32 read_ptr :3;
u32 reserved2 :5;
u32 mask :16;
};
};
};
struct execlist_context_status_format {
union {
u32 ldw;
struct {
u32 idle_to_active :1;
u32 preempted :1;
u32 element_switch :1;
u32 active_to_idle :1;
u32 context_complete :1;
u32 wait_on_sync_flip :1;
u32 wait_on_vblank :1;
u32 wait_on_semaphore :1;
u32 wait_on_scanline :1;
u32 reserved :2;
u32 semaphore_wait_mode :1;
u32 display_plane :3;
u32 lite_restore :1;
u32 reserved_2 :16;
};
};
union {
u32 udw;
u32 context_id;
};
};
struct execlist_mmio_pair {
u32 addr;
u32 val;
};
/* The first 52 dwords in register state context */
struct execlist_ring_context {
u32 nop1;
u32 lri_cmd_1;
struct execlist_mmio_pair ctx_ctrl;
struct execlist_mmio_pair ring_header;
struct execlist_mmio_pair ring_tail;
struct execlist_mmio_pair rb_start;
struct execlist_mmio_pair rb_ctrl;
struct execlist_mmio_pair bb_cur_head_UDW;
struct execlist_mmio_pair bb_cur_head_LDW;
struct execlist_mmio_pair bb_state;
struct execlist_mmio_pair second_bb_addr_UDW;
struct execlist_mmio_pair second_bb_addr_LDW;
struct execlist_mmio_pair second_bb_state;
struct execlist_mmio_pair bb_per_ctx_ptr;
struct execlist_mmio_pair rcs_indirect_ctx;
struct execlist_mmio_pair rcs_indirect_ctx_offset;
u32 nop2;
u32 nop3;
u32 nop4;
u32 lri_cmd_2;
struct execlist_mmio_pair ctx_timestamp;
/*
* pdps[8]={ pdp3_UDW, pdp3_LDW, pdp2_UDW, pdp2_LDW,
* pdp1_UDW, pdp1_LDW, pdp0_UDW, pdp0_LDW}
*/
struct execlist_mmio_pair pdps[8];
};
struct intel_vgpu_elsp_dwords {
u32 data[4];
u32 index;
};
struct intel_vgpu_execlist_slot {
struct execlist_ctx_descriptor_format ctx[2];
u32 index;
};
struct intel_vgpu_execlist {
struct intel_vgpu_execlist_slot slot[2];
struct intel_vgpu_execlist_slot *running_slot;
struct intel_vgpu_execlist_slot *pending_slot;
struct execlist_ctx_descriptor_format *running_context;
struct intel_vgpu *vgpu;
struct intel_vgpu_elsp_dwords elsp_dwords;
const struct intel_engine_cs *engine;
};
void intel_vgpu_clean_execlist(struct intel_vgpu *vgpu);
int intel_vgpu_init_execlist(struct intel_vgpu *vgpu);
int intel_vgpu_submit_execlist(struct intel_vgpu *vgpu,
const struct intel_engine_cs *engine);
#endif /*_GVT_EXECLIST_H_*/
|
