1 /*
2  * Copyright © 2017 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 BRW_PIPE_CONTROL_DOT_H
25 #define BRW_PIPE_CONTROL_DOT_H
26 
27 struct brw_context;
28 struct gen_device_info;
29 struct brw_bo;
30 
31 /** @{
32  *
33  * PIPE_CONTROL operation, a combination MI_FLUSH and register write with
34  * additional flushing control.
35  */
36 #define _3DSTATE_PIPE_CONTROL		(CMD_3D | (3 << 27) | (2 << 24))
37 #define PIPE_CONTROL_CS_STALL		(1 << 20)
38 #define PIPE_CONTROL_GLOBAL_SNAPSHOT_COUNT_RESET	(1 << 19)
39 #define PIPE_CONTROL_TLB_INVALIDATE	(1 << 18)
40 #define PIPE_CONTROL_SYNC_GFDT		(1 << 17)
41 #define PIPE_CONTROL_MEDIA_STATE_CLEAR	(1 << 16)
42 #define PIPE_CONTROL_NO_WRITE		(0 << 14)
43 #define PIPE_CONTROL_WRITE_IMMEDIATE	(1 << 14)
44 #define PIPE_CONTROL_WRITE_DEPTH_COUNT	(2 << 14)
45 #define PIPE_CONTROL_WRITE_TIMESTAMP	(3 << 14)
46 #define PIPE_CONTROL_DEPTH_STALL	(1 << 13)
47 #define PIPE_CONTROL_RENDER_TARGET_FLUSH (1 << 12)
48 #define PIPE_CONTROL_INSTRUCTION_INVALIDATE (1 << 11)
49 #define PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE	(1 << 10) /* GM45+ only */
50 #define PIPE_CONTROL_ISP_DIS		(1 << 9)
51 #define PIPE_CONTROL_INTERRUPT_ENABLE	(1 << 8)
52 #define PIPE_CONTROL_FLUSH_ENABLE	(1 << 7) /* Gen7+ only */
53 /* GT */
54 #define PIPE_CONTROL_DATA_CACHE_FLUSH   	(1 << 5)
55 #define PIPE_CONTROL_VF_CACHE_INVALIDATE	(1 << 4)
56 #define PIPE_CONTROL_CONST_CACHE_INVALIDATE	(1 << 3)
57 #define PIPE_CONTROL_STATE_CACHE_INVALIDATE	(1 << 2)
58 #define PIPE_CONTROL_STALL_AT_SCOREBOARD	(1 << 1)
59 #define PIPE_CONTROL_DEPTH_CACHE_FLUSH		(1 << 0)
60 #define PIPE_CONTROL_PPGTT_WRITE	(0 << 2)
61 #define PIPE_CONTROL_GLOBAL_GTT_WRITE	(1 << 2)
62 
63 #define PIPE_CONTROL_CACHE_FLUSH_BITS \
64    (PIPE_CONTROL_DEPTH_CACHE_FLUSH | PIPE_CONTROL_DATA_CACHE_FLUSH | \
65     PIPE_CONTROL_RENDER_TARGET_FLUSH)
66 
67 #define PIPE_CONTROL_CACHE_INVALIDATE_BITS \
68    (PIPE_CONTROL_STATE_CACHE_INVALIDATE | PIPE_CONTROL_CONST_CACHE_INVALIDATE | \
69     PIPE_CONTROL_VF_CACHE_INVALIDATE | PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE | \
70     PIPE_CONTROL_INSTRUCTION_INVALIDATE)
71 
72 /** @} */
73 
74 int brw_init_pipe_control(struct brw_context *brw,
75 			  const struct gen_device_info *info);
76 void brw_fini_pipe_control(struct brw_context *brw);
77 
78 void brw_emit_pipe_control_flush(struct brw_context *brw, uint32_t flags);
79 void brw_emit_pipe_control_write(struct brw_context *brw, uint32_t flags,
80                                  struct brw_bo *bo, uint32_t offset,
81                                  uint64_t imm);
82 void brw_emit_end_of_pipe_sync(struct brw_context *brw, uint32_t flags);
83 void brw_emit_mi_flush(struct brw_context *brw);
84 void brw_emit_post_sync_nonzero_flush(struct brw_context *brw);
85 void brw_emit_depth_stall_flushes(struct brw_context *brw);
86 void gen7_emit_vs_workaround_flush(struct brw_context *brw);
87 void gen7_emit_cs_stall_flush(struct brw_context *brw);
88 void gen10_emit_isp_disable(struct brw_context *brw);
89 
90 #endif
91