1 /*
2 * Copyright 2019 Advanced Micro Devices, Inc.
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 shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25
26 #include "../dmub_srv.h"
27 #include "dmub_reg.h"
28 #include "dmub_dcn21.h"
29
30 #include "dcn/dcn_2_1_0_offset.h"
31 #include "dcn/dcn_2_1_0_sh_mask.h"
32 #include "renoir_ip_offset.h"
33
34 #define BASE_INNER(seg) DMU_BASE__INST0_SEG##seg
35 #define CTX dmub
36 #define REGS dmub->regs
37
38 /* Registers. */
39
40 const struct dmub_srv_common_regs dmub_srv_dcn21_regs = {
41 #define DMUB_SR(reg) REG_OFFSET(reg),
42 {
43 DMUB_COMMON_REGS()
44 DMCUB_INTERNAL_REGS()
45 },
46 #undef DMUB_SR
47
48 #define DMUB_SF(reg, field) FD_MASK(reg, field),
49 { DMUB_COMMON_FIELDS() },
50 #undef DMUB_SF
51
52 #define DMUB_SF(reg, field) FD_SHIFT(reg, field),
53 { DMUB_COMMON_FIELDS() },
54 #undef DMUB_SF
55 };
56
57 /* Shared functions. */
58
dmub_dcn21_is_phy_init(struct dmub_srv * dmub)59 bool dmub_dcn21_is_phy_init(struct dmub_srv *dmub)
60 {
61 return REG_READ(DMCUB_SCRATCH10) == 0;
62 }
63