/* * 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 * */ #include #include "dc_bios_types.h" #include "dcn20_stream_encoder.h" #include "reg_helper.h" #include "hw_shared.h" #define DC_LOGGER \ enc1->base.ctx->logger #define REG(reg)\ (enc1->regs->reg) #undef FN #define FN(reg_name, field_name) \ enc1->se_shift->field_name, enc1->se_mask->field_name #define CTX \ enc1->base.ctx static void enc2_update_hdmi_info_packet( struct dcn10_stream_encoder *enc1, uint32_t packet_index, const struct dc_info_packet *info_packet) { uint32_t cont, send, line; if (info_packet->valid) { enc1_update_generic_info_packet( enc1, packet_index, info_packet); /* enable transmission of packet(s) - * packet transmission begins on the next frame */ cont = 1; /* send packet(s) every frame */ send = 1; /* select line number to send packets on */ line = 2; } else { cont = 0; send = 0; line = 0; } /* DP_SEC_GSP[x]_LINE_REFERENCE - keep default value REFER_TO_DP_SOF */ /* choose which generic packet control to use */ switch (packet_index) { case 0: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC0_CONT, cont, HDMI_GENERIC0_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL1, HDMI_GENERIC0_LINE, line); break; case 1: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC1_CONT, cont, HDMI_GENERIC1_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL1, HDMI_GENERIC1_LINE, line); break; case 2: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC2_CONT, cont, HDMI_GENERIC2_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL2, HDMI_GENERIC2_LINE, line); break; case 3: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC3_CONT, cont, HDMI_GENERIC3_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL2, HDMI_GENERIC3_LINE, line); break; case 4: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC4_CONT, cont, HDMI_GENERIC4_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL3, HDMI_GENERIC4_LINE, line); break; case 5: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC5_CONT, cont, HDMI_GENERIC5_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL3, HDMI_GENERIC5_LINE, line); break; case 6: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC6_CONT, cont, HDMI_GENERIC6_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL4, HDMI_GENERIC6_LINE, line); break; case 7: REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL0, HDMI_GENERIC7_CONT, cont, HDMI_GENERIC7_SEND, send); REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL4, HDMI_GENERIC7_LINE, line); break; default: /* invalid HW packet index */ DC_LOG_WARNING( "Invalid HW packet index: %s()\n", __func__); return; } } static void enc2_stream_encoder_update_hdmi_info_packets( struct stream_encoder *enc, const struct encoder_info_frame *info_frame) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); /* for bring up, disable dp double TODO */ REG_UPDATE(HDMI_DB_CONTROL, HDMI_DB_DISABLE, 1); /*Always add mandatory packets first followed by optional ones*/ enc2_update_hdmi_info_packet(enc1, 0, &info_frame->avi); enc2_update_hdmi_info_packet(enc1, 1, &info_frame->hfvsif); enc2_update_hdmi_info_packet(enc1, 2, &info_frame->gamut); enc2_update_hdmi_info_packet(enc1, 3, &info_frame->vendor); enc2_update_hdmi_info_packet(enc1, 4, &info_frame->spd); enc2_update_hdmi_info_packet(enc1, 5, &info_frame->hdrsmd); } static void enc2_stream_encoder_stop_hdmi_info_packets( struct stream_encoder *enc) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); /* stop generic packets 0,1 on HDMI */ REG_SET_4(HDMI_GENERIC_PACKET_CONTROL0, 0, HDMI_GENERIC0_CONT, 0, HDMI_GENERIC0_SEND, 0, HDMI_GENERIC1_CONT, 0, HDMI_GENERIC1_SEND, 0); REG_SET_2(HDMI_GENERIC_PACKET_CONTROL1, 0, HDMI_GENERIC0_LINE, 0, HDMI_GENERIC1_LINE, 0); /* stop generic packets 2,3 on HDMI */ REG_SET_4(HDMI_GENERIC_PACKET_CONTROL0, 0, HDMI_GENERIC2_CONT, 0, HDMI_GENERIC2_SEND, 0, HDMI_GENERIC3_CONT, 0, HDMI_GENERIC3_SEND, 0); REG_SET_2(HDMI_GENERIC_PACKET_CONTROL2, 0, HDMI_GENERIC2_LINE, 0, HDMI_GENERIC3_LINE, 0); /* stop generic packets 4,5 on HDMI */ REG_SET_4(HDMI_GENERIC_PACKET_CONTROL0, 0, HDMI_GENERIC4_CONT, 0, HDMI_GENERIC4_SEND, 0, HDMI_GENERIC5_CONT, 0, HDMI_GENERIC5_SEND, 0); REG_SET_2(HDMI_GENERIC_PACKET_CONTROL3, 0, HDMI_GENERIC4_LINE, 0, HDMI_GENERIC5_LINE, 0); /* stop generic packets 6,7 on HDMI */ REG_SET_4(HDMI_GENERIC_PACKET_CONTROL0, 0, HDMI_GENERIC6_CONT, 0, HDMI_GENERIC6_SEND, 0, HDMI_GENERIC7_CONT, 0, HDMI_GENERIC7_SEND, 0); REG_SET_2(HDMI_GENERIC_PACKET_CONTROL4, 0, HDMI_GENERIC6_LINE, 0, HDMI_GENERIC7_LINE, 0); } /* Update GSP7 SDP 128 byte long */ static void enc2_update_gsp7_128_info_packet( struct dcn10_stream_encoder *enc1, const struct dc_info_packet_128 *info_packet) { uint32_t i; /* TODOFPGA Figure out a proper number for max_retries polling for lock * use 50 for now. */ uint32_t max_retries = 50; const uint32_t *content = (const uint32_t *) &info_packet->sb[0]; ASSERT(info_packet->hb1 == DC_DP_INFOFRAME_TYPE_PPS); /* Configure for PPS packet size (128 bytes) */ REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP7_PPS, 1); /* We need turn on clock before programming AFMT block*/ REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1); /* Poll dig_update_lock is not locked -> asic internal signal * assumes otg master lock will unlock it */ /*REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_LOCK_STATUS, 0, 10, max_retries);*/ /* Wait for HW/SW GSP memory access conflict to go away */ REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT, 0, 10, max_retries); /* Clear HW/SW memory access conflict flag */ REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1); /* write generic packet header */ REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_INDEX, 7); REG_SET_4(AFMT_GENERIC_HDR, 0, AFMT_GENERIC_HB0, info_packet->hb0, AFMT_GENERIC_HB1, info_packet->hb1, AFMT_GENERIC_HB2, info_packet->hb2, AFMT_GENERIC_HB3, info_packet->hb3); /* Write generic packet content 128 bytes long. Four sets are used (indexes 7 * through 10) to fit 128 bytes. */ for (i = 0; i < 4; i++) { uint32_t packet_index = 7 + i; REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_INDEX, packet_index); REG_WRITE(AFMT_GENERIC_0, *content++); REG_WRITE(AFMT_GENERIC_1, *content++); REG_WRITE(AFMT_GENERIC_2, *content++); REG_WRITE(AFMT_GENERIC_3, *content++); REG_WRITE(AFMT_GENERIC_4, *content++); REG_WRITE(AFMT_GENERIC_5, *content++); REG_WRITE(AFMT_GENERIC_6, *content++); REG_WRITE(AFMT_GENERIC_7, *content++); } REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, AFMT_GENERIC7_FRAME_UPDATE, 1); } /* Set DSC-related configuration. * dsc_mode: 0 disables DSC, other values enable DSC in specified format * sc_bytes_per_pixel: Bytes per pixel in u3.28 format * dsc_slice_width: Slice width in pixels */ static void enc2_dp_set_dsc_config(struct stream_encoder *enc, enum optc_dsc_mode dsc_mode, uint32_t dsc_bytes_per_pixel, uint32_t dsc_slice_width) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); REG_UPDATE_2(DP_DSC_CNTL, DP_DSC_MODE, dsc_mode, DP_DSC_SLICE_WIDTH, dsc_slice_width); REG_SET(DP_DSC_BYTES_PER_PIXEL, 0, DP_DSC_BYTES_PER_PIXEL, dsc_bytes_per_pixel); } static void enc2_dp_set_dsc_pps_info_packet(struct stream_encoder *enc, bool enable, uint8_t *dsc_packed_pps) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); if (enable) { struct dc_info_packet_128 pps_sdp; ASSERT(dsc_packed_pps); /* Load PPS into infoframe (SDP) registers */ pps_sdp.valid = true; pps_sdp.hb0 = 0; pps_sdp.hb1 = DC_DP_INFOFRAME_TYPE_PPS; pps_sdp.hb2 = 127; pps_sdp.hb3 = 0; memcpy(&pps_sdp.sb[0], dsc_packed_pps, sizeof(pps_sdp.sb)); enc2_update_gsp7_128_info_packet(enc1, &pps_sdp); /* Enable Generic Stream Packet 7 (GSP) transmission */ //REG_UPDATE(DP_SEC_CNTL, // DP_SEC_GSP7_ENABLE, 1); /* SW should make sure VBID[6] update line number is bigger * than PPS transmit line number */ REG_UPDATE(DP_SEC_CNTL6, DP_SEC_GSP7_LINE_NUM, 2); REG_UPDATE_2(DP_MSA_VBID_MISC, DP_VBID6_LINE_REFERENCE, 0, DP_VBID6_LINE_NUM, 3); /* Send PPS data at the line number specified above. * DP spec requires PPS to be sent only when it changes, however since * decoder has to be able to handle its change on every frame, we're * sending it always (i.e. on every frame) to reduce the chance it'd be * missed by decoder. If it turns out required to send PPS only when it * changes, we can use DP_SEC_GSP7_SEND register. */ REG_UPDATE_2(DP_SEC_CNTL, DP_SEC_GSP7_ENABLE, 1, DP_SEC_STREAM_ENABLE, 1); } else { /* Disable Generic Stream Packet 7 (GSP) transmission */ REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP7_ENABLE, 0); REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP7_PPS, 0); } } /* this function read dsc related register fields to be logged later in dcn10_log_hw_state * into a dcn_dsc_state struct. */ static void enc2_read_state(struct stream_encoder *enc, struct enc_state *s) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); //if dsc is enabled, continue to read REG_GET(DP_DSC_CNTL, DP_DSC_MODE, &s->dsc_mode); if (s->dsc_mode) { REG_GET(DP_DSC_CNTL, DP_DSC_SLICE_WIDTH, &s->dsc_slice_width); REG_GET(DP_SEC_CNTL6, DP_SEC_GSP7_LINE_NUM, &s->sec_gsp_pps_line_num); REG_GET(DP_MSA_VBID_MISC, DP_VBID6_LINE_REFERENCE, &s->vbid6_line_reference); REG_GET(DP_MSA_VBID_MISC, DP_VBID6_LINE_NUM, &s->vbid6_line_num); REG_GET(DP_SEC_CNTL, DP_SEC_GSP7_ENABLE, &s->sec_gsp_pps_enable); REG_GET(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, &s->sec_stream_enable); } } /* Set Dynamic Metadata-configuration. * enable_dme: TRUE: enables Dynamic Metadata Enfine, FALSE: disables DME * hubp_requestor_id: HUBP physical instance that is the source of dynamic metadata * only needs to be set when enable_dme is TRUE * dmdata_mode: dynamic metadata packet type: DP, HDMI, or Dolby Vision * * Ensure the OTG master update lock is set when changing DME configuration. */ void enc2_set_dynamic_metadata(struct stream_encoder *enc, bool enable_dme, uint32_t hubp_requestor_id, enum dynamic_metadata_mode dmdata_mode) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); if (enable_dme) { REG_UPDATE_2(DME_CONTROL, METADATA_HUBP_REQUESTOR_ID, hubp_requestor_id, METADATA_STREAM_TYPE, (dmdata_mode == dmdata_dolby_vision) ? 1 : 0); /* Use default line reference DP_SOF for bringup. * Should use OTG_SOF for DRR cases */ if (dmdata_mode == dmdata_dp) REG_UPDATE_3(DP_SEC_METADATA_TRANSMISSION, DP_SEC_METADATA_PACKET_ENABLE, 1, DP_SEC_METADATA_PACKET_LINE_REFERENCE, 0, DP_SEC_METADATA_PACKET_LINE, 20); else { REG_UPDATE_3(HDMI_METADATA_PACKET_CONTROL, HDMI_METADATA_PACKET_ENABLE, 1, HDMI_METADATA_PACKET_LINE_REFERENCE, 0, HDMI_METADATA_PACKET_LINE, 2); if (dmdata_mode == dmdata_dolby_vision) REG_UPDATE(DIG_FE_CNTL, DOLBY_VISION_EN, 1); } REG_UPDATE(DME_CONTROL, METADATA_ENGINE_EN, 1); } else { REG_UPDATE(DME_CONTROL, METADATA_ENGINE_EN, 0); if (dmdata_mode == dmdata_dp) REG_UPDATE(DP_SEC_METADATA_TRANSMISSION, DP_SEC_METADATA_PACKET_ENABLE, 0); else { REG_UPDATE(HDMI_METADATA_PACKET_CONTROL, HDMI_METADATA_PACKET_ENABLE, 0); REG_UPDATE(DIG_FE_CNTL, DOLBY_VISION_EN, 0); } } } static void enc2_stream_encoder_update_dp_info_packets( struct stream_encoder *enc, const struct encoder_info_frame *info_frame) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); uint32_t dmdata_packet_enabled = 0; enc1_stream_encoder_update_dp_info_packets(enc, info_frame); /* check if dynamic metadata packet transmission is enabled */ REG_GET(DP_SEC_METADATA_TRANSMISSION, DP_SEC_METADATA_PACKET_ENABLE, &dmdata_packet_enabled); if (dmdata_packet_enabled) REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); } static bool is_two_pixels_per_containter(const struct dc_crtc_timing *timing) { bool two_pix = timing->pixel_encoding == PIXEL_ENCODING_YCBCR420; two_pix = two_pix || (timing->flags.DSC && timing->pixel_encoding == PIXEL_ENCODING_YCBCR422 && !timing->dsc_cfg.ycbcr422_simple); return two_pix; } void enc2_stream_encoder_dp_unblank( struct stream_encoder *enc, const struct encoder_unblank_param *param) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); if (param->link_settings.link_rate != LINK_RATE_UNKNOWN) { uint32_t n_vid = 0x8000; uint32_t m_vid; uint32_t n_multiply = 0; uint64_t m_vid_l = n_vid; /* YCbCr 4:2:0 : Computed VID_M will be 2X the input rate */ if (is_two_pixels_per_containter(¶m->timing) || param->opp_cnt > 1) { /*this logic should be the same in get_pixel_clock_parameters() */ n_multiply = 1; } /* M / N = Fstream / Flink * m_vid / n_vid = pixel rate / link rate */ m_vid_l *= param->timing.pix_clk_100hz / 10; m_vid_l = div_u64(m_vid_l, param->link_settings.link_rate * LINK_RATE_REF_FREQ_IN_KHZ); m_vid = (uint32_t) m_vid_l; /* enable auto measurement */ REG_UPDATE(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 0); /* auto measurement need 1 full 0x8000 symbol cycle to kick in, * therefore program initial value for Mvid and Nvid */ REG_UPDATE(DP_VID_N, DP_VID_N, n_vid); REG_UPDATE(DP_VID_M, DP_VID_M, m_vid); REG_UPDATE_2(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 1, DP_VID_N_MUL, n_multiply); } /* make sure stream is disabled before resetting steer fifo */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, false); REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS, 0, 10, 5000); /* set DIG_START to 0x1 to reset FIFO */ REG_UPDATE(DIG_FE_CNTL, DIG_START, 1); udelay(1); /* write 0 to take the FIFO out of reset */ REG_UPDATE(DIG_FE_CNTL, DIG_START, 0); /* switch DP encoder to CRTC data, but reset it the fifo first. It may happen * that it overflows during mode transition, and sometimes doesn't recover. */ REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, 1); udelay(10); REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, 0); /* wait 100us for DIG/DP logic to prime * (i.e. a few video lines) */ udelay(100); /* the hardware would start sending video at the start of the next DP * frame (i.e. rising edge of the vblank). * NOTE: We used to program DP_VID_STREAM_DIS_DEFER = 2 here, but this * register has no effect on enable transition! HW always guarantees * VID_STREAM enable at start of next frame, and this is not * programmable */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, true); } static void enc2_dp_set_odm_combine( struct stream_encoder *enc, bool odm_combine) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_COMBINE, odm_combine); } void enc2_stream_encoder_dp_set_stream_attribute( struct stream_encoder *enc, struct dc_crtc_timing *crtc_timing, enum dc_color_space output_color_space, bool use_vsc_sdp_for_colorimetry, uint32_t enable_sdp_splitting) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); enc1_stream_encoder_dp_set_stream_attribute(enc, crtc_timing, output_color_space, use_vsc_sdp_for_colorimetry, enable_sdp_splitting); REG_UPDATE(DP_SEC_FRAMING4, DP_SST_SDP_SPLITTING, enable_sdp_splitting); } uint32_t enc2_get_fifo_cal_average_level( struct stream_encoder *enc) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); uint32_t fifo_level; REG_GET(DIG_FIFO_STATUS, DIG_FIFO_CAL_AVERAGE_LEVEL, &fifo_level); return fifo_level; } static const struct stream_encoder_funcs dcn20_str_enc_funcs = { .dp_set_odm_combine = enc2_dp_set_odm_combine, .dp_set_stream_attribute = enc2_stream_encoder_dp_set_stream_attribute, .hdmi_set_stream_attribute = enc1_stream_encoder_hdmi_set_stream_attribute, .dvi_set_stream_attribute = enc1_stream_encoder_dvi_set_stream_attribute, .set_throttled_vcp_size = enc1_stream_encoder_set_throttled_vcp_size, .update_hdmi_info_packets = enc2_stream_encoder_update_hdmi_info_packets, .stop_hdmi_info_packets = enc2_stream_encoder_stop_hdmi_info_packets, .update_dp_info_packets = enc2_stream_encoder_update_dp_info_packets, .send_immediate_sdp_message = enc1_stream_encoder_send_immediate_sdp_message, .stop_dp_info_packets = enc1_stream_encoder_stop_dp_info_packets, .dp_blank = enc1_stream_encoder_dp_blank, .dp_unblank = enc2_stream_encoder_dp_unblank, .audio_mute_control = enc1_se_audio_mute_control, .dp_audio_setup = enc1_se_dp_audio_setup, .dp_audio_enable = enc1_se_dp_audio_enable, .dp_audio_disable = enc1_se_dp_audio_disable, .hdmi_audio_setup = enc1_se_hdmi_audio_setup, .hdmi_audio_disable = enc1_se_hdmi_audio_disable, .setup_stereo_sync = enc1_setup_stereo_sync, .set_avmute = enc1_stream_encoder_set_avmute, .dig_connect_to_otg = enc1_dig_connect_to_otg, .dig_source_otg = enc1_dig_source_otg, .dp_get_pixel_format = enc1_stream_encoder_dp_get_pixel_format, .enc_read_state = enc2_read_state, .dp_set_dsc_config = enc2_dp_set_dsc_config, .dp_set_dsc_pps_info_packet = enc2_dp_set_dsc_pps_info_packet, .set_dynamic_metadata = enc2_set_dynamic_metadata, .hdmi_reset_stream_attribute = enc1_reset_hdmi_stream_attribute, .get_fifo_cal_average_level = enc2_get_fifo_cal_average_level, }; void dcn20_stream_encoder_construct( struct dcn10_stream_encoder *enc1, struct dc_context *ctx, struct dc_bios *bp, enum engine_id eng_id, const struct dcn10_stream_enc_registers *regs, const struct dcn10_stream_encoder_shift *se_shift, const struct dcn10_stream_encoder_mask *se_mask) { enc1->base.funcs = &dcn20_str_enc_funcs; enc1->base.ctx = ctx; enc1->base.id = eng_id; enc1->base.bp = bp; enc1->regs = regs; enc1->se_shift = se_shift; enc1->se_mask = se_mask; enc1->base.stream_enc_inst = eng_id - ENGINE_ID_DIGA; }