dmub/src/dmub_dcn21.c

0001 /*
0002  * Copyright 2019 Advanced Micro Devices, Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  *
0022  * Authors: AMD
0023  *
0024  */
0025
0026 #include "../dmub_srv.h"
0027 #include "dmub_reg.h"
0028 #include "dmub_dcn21.h"
0029
0030 #include "dcn/dcn_2_1_0_offset.h"
0031 #include "dcn/dcn_2_1_0_sh_mask.h"
0032 #include "renoir_ip_offset.h"
0033
0034 #define BASE_INNER(seg) DMU_BASE__INST0_SEG##seg
0035 #define CTX dmub
0036 #define REGS dmub->regs
0037
0038 /* Registers. */
0039
0040 const struct dmub_srv_common_regs dmub_srv_dcn21_regs = {
0041 #define DMUB_SR(reg) REG_OFFSET(reg),
0042     {
0043         DMUB_COMMON_REGS()
0044         DMCUB_INTERNAL_REGS()
0045     },
0046 #undef DMUB_SR
0047
0048 #define DMUB_SF(reg, field) FD_MASK(reg, field),
0049     { DMUB_COMMON_FIELDS() },
0050 #undef DMUB_SF
0051
0052 #define DMUB_SF(reg, field) FD_SHIFT(reg, field),
0053     { DMUB_COMMON_FIELDS() },
0054 #undef DMUB_SF
0055 };
0056
0057 /* Shared functions. */
0058
0059 bool dmub_dcn21_is_phy_init(struct dmub_srv *dmub)
0060 {
0061     return REG_READ(DMCUB_SCRATCH10) == 0;
0062 }