| /* |
| * Copyright 2019 Advanced Micro Devices, Inc. |
| * |
| * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: AMD |
| * |
| */ |
| #include "dc_bios_types.h" |
| #include "dcn31/dcn31_hpo_dp_link_encoder.h" |
| #include "dcn32_hpo_dp_link_encoder.h" |
| #include "reg_helper.h" |
| #include "stream_encoder.h" |
| |
| #define DC_LOGGER \ |
| enc3->base.ctx->logger |
| |
| #define REG(reg)\ |
| (enc3->regs->reg) |
| |
| #undef FN |
| #define FN(reg_name, field_name) \ |
| enc3->hpo_le_shift->field_name, enc3->hpo_le_mask->field_name |
| |
| #define CTX \ |
| enc3->base.ctx |
| |
| static bool dcn32_hpo_dp_link_enc_is_in_alt_mode( |
| struct hpo_dp_link_encoder *enc) |
| { |
| struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); |
| uint32_t dp_alt_mode_disable = 0; |
| |
| ASSERT((enc->transmitter >= TRANSMITTER_UNIPHY_A) && (enc->transmitter <= TRANSMITTER_UNIPHY_E)); |
| |
| /* if value == 1 alt mode is disabled, otherwise it is enabled */ |
| REG_GET(RDPCSTX_PHY_CNTL6[enc->transmitter], RDPCS_PHY_DPALT_DISABLE, &dp_alt_mode_disable); |
| return (dp_alt_mode_disable == 0); |
| } |
| |
| |
| |
| static struct hpo_dp_link_encoder_funcs dcn32_hpo_dp_link_encoder_funcs = { |
| .enable_link_phy = dcn31_hpo_dp_link_enc_enable_dp_output, |
| .disable_link_phy = dcn31_hpo_dp_link_enc_disable_output, |
| .link_enable = dcn31_hpo_dp_link_enc_enable, |
| .link_disable = dcn31_hpo_dp_link_enc_disable, |
| .set_link_test_pattern = dcn31_hpo_dp_link_enc_set_link_test_pattern, |
| .update_stream_allocation_table = dcn31_hpo_dp_link_enc_update_stream_allocation_table, |
| .set_throttled_vcp_size = dcn31_hpo_dp_link_enc_set_throttled_vcp_size, |
| .is_in_alt_mode = dcn32_hpo_dp_link_enc_is_in_alt_mode, |
| .read_state = dcn31_hpo_dp_link_enc_read_state, |
| .set_ffe = dcn31_hpo_dp_link_enc_set_ffe, |
| }; |
| |
| void hpo_dp_link_encoder32_construct(struct dcn31_hpo_dp_link_encoder *enc31, |
| struct dc_context *ctx, |
| uint32_t inst, |
| const struct dcn31_hpo_dp_link_encoder_registers *hpo_le_regs, |
| const struct dcn31_hpo_dp_link_encoder_shift *hpo_le_shift, |
| const struct dcn31_hpo_dp_link_encoder_mask *hpo_le_mask) |
| { |
| enc31->base.ctx = ctx; |
| |
| enc31->base.inst = inst; |
| enc31->base.funcs = &dcn32_hpo_dp_link_encoder_funcs; |
| enc31->base.hpd_source = HPD_SOURCEID_UNKNOWN; |
| enc31->base.transmitter = TRANSMITTER_UNKNOWN; |
| |
| enc31->regs = hpo_le_regs; |
| enc31->hpo_le_shift = hpo_le_shift; |
| enc31->hpo_le_mask = hpo_le_mask; |
| } |