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 { DMUB_COMMON_REGS() }, 43 #undef DMUB_SR 44 45 #define DMUB_SF(reg, field) FD_MASK(reg, field), 46 { DMUB_COMMON_FIELDS() }, 47 #undef DMUB_SF 48 49 #define DMUB_SF(reg, field) FD_SHIFT(reg, field), 50 { DMUB_COMMON_FIELDS() }, 51 #undef DMUB_SF 52 }; 53 54 /* Shared functions. */ 55 56 bool dmub_dcn21_is_phy_init(struct dmub_srv *dmub) 57 { 58 return REG_READ(DMCUB_SCRATCH10) == 0; 59 } 60