diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.h new file mode 100644 index 000000000000..3736b5548a25 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.h @@ -0,0 +1,173 @@ +/* + * Copyright 2012-15 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 + * + */ + +#ifndef __DC_LINK_ENCODER__DCN20_H__ +#define __DC_LINK_ENCODER__DCN20_H__ + +#include "dcn10/dcn10_link_encoder.h" + +#define DCN2_AUX_REG_LIST(id)\ + AUX_REG_LIST(id), \ + SRI(AUX_DPHY_TX_CONTROL, DP_AUX, id) + +#define UNIPHY_MASK_SH_LIST(mask_sh)\ + LE_SF(UNIPHYA_CHANNEL_XBAR_CNTL, UNIPHY_LINK_ENABLE, mask_sh) + +#define LINK_ENCODER_MASK_SH_LIST_DCN20(mask_sh)\ + LINK_ENCODER_MASK_SH_LIST_DCN10(mask_sh),\ + LE_SF(DP0_DP_DPHY_CNTL, DPHY_FEC_EN, mask_sh),\ + LE_SF(DP0_DP_DPHY_CNTL, DPHY_FEC_READY_SHADOW, mask_sh),\ + LE_SF(DP0_DP_DPHY_CNTL, DPHY_FEC_ACTIVE_STATUS, mask_sh),\ + LE_SF(DIG0_DIG_LANE_ENABLE, DIG_LANE0EN, mask_sh),\ + LE_SF(DIG0_DIG_LANE_ENABLE, DIG_LANE1EN, mask_sh),\ + LE_SF(DIG0_DIG_LANE_ENABLE, DIG_LANE2EN, mask_sh),\ + LE_SF(DIG0_DIG_LANE_ENABLE, DIG_LANE3EN, mask_sh),\ + LE_SF(DIG0_DIG_LANE_ENABLE, DIG_CLK_EN, mask_sh),\ + LE_SF(DIG0_TMDS_CTL_BITS, TMDS_CTL0, mask_sh), \ + UNIPHY_MASK_SH_LIST(mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_START_WINDOW, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_HALF_SYM_DETECT_LEN, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_TRANSITION_FILTER_EN, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_ALLOW_BELOW_THRESHOLD_PHASE_DETECT, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_ALLOW_BELOW_THRESHOLD_START, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_ALLOW_BELOW_THRESHOLD_STOP, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_PHASE_DETECT_LEN, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_RX_CONTROL0, AUX_RX_DETECTION_THRESHOLD, mask_sh), \ + LE_SF(DP_AUX0_AUX_DPHY_TX_CONTROL, AUX_TX_PRECHARGE_LEN, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_TX_CONTROL, AUX_TX_PRECHARGE_SYMBOLS, mask_sh),\ + LE_SF(DP_AUX0_AUX_DPHY_TX_CONTROL, AUX_MODE_DET_CHECK_DELAY, mask_sh) + +#define UNIPHY_DCN2_REG_LIST(id) \ + SRI(CLOCK_ENABLE, SYMCLK, id), \ + SRI(CHANNEL_XBAR_CNTL, UNIPHY, id) + +struct mpll_cfg { + uint32_t mpllb_ana_v2i; + uint32_t mpllb_ana_freq_vco; + uint32_t mpllb_ana_cp_int; + uint32_t mpllb_ana_cp_prop; + uint32_t mpllb_multiplier; + uint32_t ref_clk_mpllb_div; + bool mpllb_word_div2_en; + bool mpllb_ssc_en; + bool mpllb_div5_clk_en; + bool mpllb_div_clk_en; + bool mpllb_fracn_en; + bool mpllb_pmix_en; + uint32_t mpllb_div_multiplier; + uint32_t mpllb_tx_clk_div; + uint32_t mpllb_fracn_quot; + uint32_t mpllb_fracn_den; + uint32_t mpllb_ssc_peak; + uint32_t mpllb_ssc_stepsize; + uint32_t mpllb_ssc_up_spread; + uint32_t mpllb_fracn_rem; + uint32_t mpllb_hdmi_div; + // TODO: May not mpll params, need to figure out. + uint32_t tx_vboost_lvl; + uint32_t hdmi_pixel_clk_div; + uint32_t ref_range; + uint32_t ref_clk; + bool hdmimode_enable; +}; + +struct dpcssys_phy_seq_cfg { + bool program_fuse; + bool bypass_sram; + bool lane_en[4]; + bool use_calibration_setting; + struct mpll_cfg mpll_cfg; + bool load_sram_fw; +#if 0 + + bool hdmimode_enable; + bool silver2; + bool ext_refclk_en; + uint32_t dp_tx0_term_ctrl; + uint32_t dp_tx1_term_ctrl; + uint32_t dp_tx2_term_ctrl; + uint32_t dp_tx3_term_ctrl; + uint32_t fw_data[0x1000]; + uint32_t dp_tx0_width; + uint32_t dp_tx1_width; + uint32_t dp_tx2_width; + uint32_t dp_tx3_width; + uint32_t dp_tx0_rate; + uint32_t dp_tx1_rate; + uint32_t dp_tx2_rate; + uint32_t dp_tx3_rate; + uint32_t dp_tx0_eq_main; + uint32_t dp_tx0_eq_pre; + uint32_t dp_tx0_eq_post; + uint32_t dp_tx1_eq_main; + uint32_t dp_tx1_eq_pre; + uint32_t dp_tx1_eq_post; + uint32_t dp_tx2_eq_main; + uint32_t dp_tx2_eq_pre; + uint32_t dp_tx2_eq_post; + uint32_t dp_tx3_eq_main; + uint32_t dp_tx3_eq_pre; + uint32_t dp_tx3_eq_post; + bool data_swap_en; + bool data_order_invert_en; + uint32_t ldpcs_fifo_start_delay; + uint32_t rdpcs_fifo_start_delay; + bool rdpcs_reg_fifo_error_mask; + bool rdpcs_tx_fifo_error_mask; + bool rdpcs_dpalt_disable_mask; + bool rdpcs_dpalt_4lane_mask; +#endif +}; + +struct dcn20_link_encoder { + struct dcn10_link_encoder enc10; + struct dpcssys_phy_seq_cfg phy_seq_cfg; +}; + +void enc2_fec_set_enable(struct link_encoder *enc, bool enable); +void enc2_fec_set_ready(struct link_encoder *enc, bool ready); +bool enc2_fec_is_active(struct link_encoder *enc); +void enc2_hw_init(struct link_encoder *enc); + +#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT +void link_enc2_read_state(struct link_encoder *enc, struct link_enc_state *s); +#endif + +void dcn20_link_encoder_enable_dp_output( + struct link_encoder *enc, + const struct dc_link_settings *link_settings, + enum clock_source_id clock_source); + +void dcn20_link_encoder_construct( + struct dcn20_link_encoder *enc20, + const struct encoder_init_data *init_data, + const struct encoder_feature_support *enc_features, + const struct dcn10_link_enc_registers *link_regs, + const struct dcn10_link_enc_aux_registers *aux_regs, + const struct dcn10_link_enc_hpd_registers *hpd_regs, + const struct dcn10_link_enc_shift *link_shift, + const struct dcn10_link_enc_mask *link_mask); + +#endif /* __DC_LINK_ENCODER__DCN20_H__ */ |