diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c | 851 |
1 files changed, 851 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c new file mode 100644 index 000000000000..f5e80a0db72b --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c @@ -0,0 +1,851 @@ +/* + * Copyright 2020 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 "dcn30_dio_stream_encoder.h" +#include "reg_helper.h" +#include "hw_shared.h" +#include "core_types.h" +#include <linux/delay.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 VBI_LINE_0 0 +#define HDMI_CLOCK_CHANNEL_RATE_MORE_340M 340000 + +#define CTX \ + enc1->base.ctx + + +void convert_dc_info_packet_to_128( + const struct dc_info_packet *info_packet, + struct dc_info_packet_128 *info_packet_128) +{ + unsigned int i; + + info_packet_128->hb0 = info_packet->hb0; + info_packet_128->hb1 = info_packet->hb1; + info_packet_128->hb2 = info_packet->hb2; + info_packet_128->hb3 = info_packet->hb3; + + for (i = 0; i < 32; i++) { + info_packet_128->sb[i] = info_packet->sb[i]; + } + +} +static void enc3_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->base.vpg->funcs->update_generic_info_packet( + enc1->base.vpg, + 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; + case 8: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC8_CONT, cont, + HDMI_GENERIC8_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL7, + HDMI_GENERIC8_LINE, line); + break; + case 9: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC9_CONT, cont, + HDMI_GENERIC9_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL7, + HDMI_GENERIC9_LINE, line); + break; + case 10: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC10_CONT, cont, + HDMI_GENERIC10_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL8, + HDMI_GENERIC10_LINE, line); + break; + case 11: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC11_CONT, cont, + HDMI_GENERIC11_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL8, + HDMI_GENERIC11_LINE, line); + break; + case 12: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC12_CONT, cont, + HDMI_GENERIC12_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL9, + HDMI_GENERIC12_LINE, line); + break; + case 13: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC13_CONT, cont, + HDMI_GENERIC13_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL9, + HDMI_GENERIC13_LINE, line); + break; + case 14: + REG_UPDATE_2(HDMI_GENERIC_PACKET_CONTROL6, + HDMI_GENERIC14_CONT, cont, + HDMI_GENERIC14_SEND, send); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL10, + HDMI_GENERIC14_LINE, line); + break; + default: + /* invalid HW packet index */ + DC_LOG_WARNING( + "Invalid HW packet index: %s()\n", + __func__); + return; + } +} + +static void enc3_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); + REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1); + + /*Always add mandatory packets first followed by optional ones*/ + enc3_update_hdmi_info_packet(enc1, 0, &info_frame->avi); + enc3_update_hdmi_info_packet(enc1, 5, &info_frame->hfvsif); + enc3_update_hdmi_info_packet(enc1, 2, &info_frame->gamut); + enc3_update_hdmi_info_packet(enc1, 1, &info_frame->vendor); + enc3_update_hdmi_info_packet(enc1, 3, &info_frame->spd); + enc3_update_hdmi_info_packet(enc1, 4, &info_frame->hdrsmd); +} + +static void enc3_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); + + /* stop generic packets 8,9 on HDMI */ + REG_SET_4(HDMI_GENERIC_PACKET_CONTROL6, 0, + HDMI_GENERIC8_CONT, 0, + HDMI_GENERIC8_SEND, 0, + HDMI_GENERIC9_CONT, 0, + HDMI_GENERIC9_SEND, 0); + REG_SET_2(HDMI_GENERIC_PACKET_CONTROL7, 0, + HDMI_GENERIC8_LINE, 0, + HDMI_GENERIC9_LINE, 0); + + /* stop generic packets 10,11 on HDMI */ + REG_SET_4(HDMI_GENERIC_PACKET_CONTROL6, 0, + HDMI_GENERIC10_CONT, 0, + HDMI_GENERIC10_SEND, 0, + HDMI_GENERIC11_CONT, 0, + HDMI_GENERIC11_SEND, 0); + REG_SET_2(HDMI_GENERIC_PACKET_CONTROL8, 0, + HDMI_GENERIC10_LINE, 0, + HDMI_GENERIC11_LINE, 0); + + /* stop generic packets 12,13 on HDMI */ + REG_SET_4(HDMI_GENERIC_PACKET_CONTROL6, 0, + HDMI_GENERIC12_CONT, 0, + HDMI_GENERIC12_SEND, 0, + HDMI_GENERIC13_CONT, 0, + HDMI_GENERIC13_SEND, 0); + REG_SET_2(HDMI_GENERIC_PACKET_CONTROL9, 0, + HDMI_GENERIC12_LINE, 0, + HDMI_GENERIC13_LINE, 0); + + /* stop generic packet 14 on HDMI */ + REG_SET_2(HDMI_GENERIC_PACKET_CONTROL6, 0, + HDMI_GENERIC14_CONT, 0, + HDMI_GENERIC14_SEND, 0); + REG_UPDATE(HDMI_GENERIC_PACKET_CONTROL10, + HDMI_GENERIC14_LINE, 0); +} + +/* 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 enc3_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 enc3_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 pps_sdp; + int i; + + /* Configure for PPS packet size (128 bytes) */ + REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP11_PPS, 1); + + /* We need turn on clock before programming AFMT block + * + * TODO: We may not need this here anymore since update_generic_info_packet + * no longer touches AFMT + */ + REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1); + + /* 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; + + for (i = 0; i < 4; i++) { + memcpy(pps_sdp.sb, &dsc_packed_pps[i * 32], 32); + enc1->base.vpg->funcs->update_generic_info_packet( + enc1->base.vpg, + 11 + i, + &pps_sdp); + } + + /* SW should make sure VBID[6] update line number is bigger + * than PPS transmit line number + */ + REG_UPDATE(DP_GSP11_CNTL, + DP_SEC_GSP11_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_GSP11_SEND register. + */ + REG_UPDATE(DP_GSP11_CNTL, + DP_SEC_GSP11_ENABLE, 1); + REG_UPDATE(DP_SEC_CNTL, + DP_SEC_STREAM_ENABLE, 1); + } else { + /* Disable Generic Stream Packet 11 (GSP) transmission */ + REG_UPDATE(DP_GSP11_CNTL, DP_SEC_GSP11_ENABLE, 0); + REG_UPDATE(DP_SEC_CNTL2, DP_SEC_GSP11_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 enc3_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_GSP11_CNTL, DP_SEC_GSP11_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_GSP11_CNTL, DP_SEC_GSP11_ENABLE, &s->sec_gsp_pps_enable); + REG_GET(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, &s->sec_stream_enable); + } +} + +static void enc3_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 value = 0; + uint32_t dmdata_packet_enabled = 0; + + if (info_frame->vsc.valid) { + enc->vpg->funcs->update_generic_info_packet( + enc->vpg, + 0, /* packetIndex */ + &info_frame->vsc); + } + if (info_frame->spd.valid) { + enc->vpg->funcs->update_generic_info_packet( + enc->vpg, + 2, /* packetIndex */ + &info_frame->spd); + } + if (info_frame->hdrsmd.valid) { + enc->vpg->funcs->update_generic_info_packet( + enc->vpg, + 3, /* packetIndex */ + &info_frame->hdrsmd); + } + /* packetIndex 4 is used for send immediate sdp message, and please + * use other packetIndex (such as 5,6) for other info packet + */ + + /* enable/disable transmission of packet(s). + * If enabled, packet transmission begins on the next frame + */ + REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP0_ENABLE, info_frame->vsc.valid); + REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid); + REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid); + + + /* This bit is the master enable bit. + * When enabling secondary stream engine, + * this master bit must also be set. + * This register shared with audio info frame. + * Therefore we need to enable master bit + * if at least on of the fields is not 0 + */ + value = REG_READ(DP_SEC_CNTL); + if (value) + REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); + + /* 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 void enc3_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); +} + +/* setup stream encoder in dvi mode */ +void enc3_stream_encoder_dvi_set_stream_attribute( + struct stream_encoder *enc, + struct dc_crtc_timing *crtc_timing, + bool is_dual_link) +{ + struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); + + if (!enc->ctx->dc->debug.avoid_vbios_exec_table) { + struct bp_encoder_control cntl = {0}; + + cntl.action = ENCODER_CONTROL_SETUP; + cntl.engine_id = enc1->base.id; + cntl.signal = is_dual_link ? + SIGNAL_TYPE_DVI_DUAL_LINK : SIGNAL_TYPE_DVI_SINGLE_LINK; + cntl.enable_dp_audio = false; + cntl.pixel_clock = crtc_timing->pix_clk_100hz / 10; + cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR; + + if (enc1->base.bp->funcs->encoder_control( + enc1->base.bp, &cntl) != BP_RESULT_OK) + return; + + } else { + + //Set pattern for clock channel, default vlue 0x63 does not work + REG_UPDATE(DIG_CLOCK_PATTERN, DIG_CLOCK_PATTERN, 0x1F); + + //DIG_BE_TMDS_DVI_MODE : TMDS-DVI mode is already set in link_encoder_setup + + //DIG_SOURCE_SELECT is already set in dig_connect_to_otg + + /* 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); + udelay(1); + } + + ASSERT(crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB); + ASSERT(crtc_timing->display_color_depth == COLOR_DEPTH_888); + enc1_stream_encoder_set_stream_attribute_helper(enc1, crtc_timing); +} + +/* setup stream encoder in hdmi mode */ +static void enc3_stream_encoder_hdmi_set_stream_attribute( + struct stream_encoder *enc, + struct dc_crtc_timing *crtc_timing, + int actual_pix_clk_khz, + bool enable_audio) +{ + struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); + + if (!enc->ctx->dc->debug.avoid_vbios_exec_table) { + struct bp_encoder_control cntl = {0}; + + cntl.action = ENCODER_CONTROL_SETUP; + cntl.engine_id = enc1->base.id; + cntl.signal = SIGNAL_TYPE_HDMI_TYPE_A; + cntl.enable_dp_audio = enable_audio; + cntl.pixel_clock = actual_pix_clk_khz; + cntl.lanes_number = LANE_COUNT_FOUR; + + if (enc1->base.bp->funcs->encoder_control( + enc1->base.bp, &cntl) != BP_RESULT_OK) + return; + + } else { + + //Set pattern for clock channel, default vlue 0x63 does not work + REG_UPDATE(DIG_CLOCK_PATTERN, DIG_CLOCK_PATTERN, 0x1F); + + //DIG_BE_TMDS_HDMI_MODE : TMDS-HDMI mode is already set in link_encoder_setup + + //DIG_SOURCE_SELECT is already set in dig_connect_to_otg + + /* 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); + udelay(1); + } + + /* Configure pixel encoding */ + enc1_stream_encoder_set_stream_attribute_helper(enc1, crtc_timing); + + /* setup HDMI engine */ + REG_UPDATE_6(HDMI_CONTROL, + HDMI_PACKET_GEN_VERSION, 1, + HDMI_KEEPOUT_MODE, 1, + HDMI_DEEP_COLOR_ENABLE, 0, + HDMI_DATA_SCRAMBLE_EN, 0, + HDMI_NO_EXTRA_NULL_PACKET_FILLED, 1, + HDMI_CLOCK_CHANNEL_RATE, 0); + + /* Configure color depth */ + switch (crtc_timing->display_color_depth) { + case COLOR_DEPTH_888: + REG_UPDATE(HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0); + break; + case COLOR_DEPTH_101010: + if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) { + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 1, + HDMI_DEEP_COLOR_ENABLE, 0); + } else { + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 1, + HDMI_DEEP_COLOR_ENABLE, 1); + } + break; + case COLOR_DEPTH_121212: + if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) { + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 2, + HDMI_DEEP_COLOR_ENABLE, 0); + } else { + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 2, + HDMI_DEEP_COLOR_ENABLE, 1); + } + break; + case COLOR_DEPTH_161616: + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 3, + HDMI_DEEP_COLOR_ENABLE, 1); + break; + default: + break; + } + + if (actual_pix_clk_khz >= HDMI_CLOCK_CHANNEL_RATE_MORE_340M) { + /* enable HDMI data scrambler + * HDMI_CLOCK_CHANNEL_RATE_MORE_340M + * Clock channel frequency is 1/4 of character rate. + */ + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DATA_SCRAMBLE_EN, 1, + HDMI_CLOCK_CHANNEL_RATE, 1); + } else if (crtc_timing->flags.LTE_340MCSC_SCRAMBLE) { + + /* TODO: New feature for DCE11, still need to implement */ + + /* enable HDMI data scrambler + * HDMI_CLOCK_CHANNEL_FREQ_EQUAL_TO_CHAR_RATE + * Clock channel frequency is the same + * as character rate + */ + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DATA_SCRAMBLE_EN, 1, + HDMI_CLOCK_CHANNEL_RATE, 0); + } + + + /* Enable transmission of General Control packet on every frame */ + REG_UPDATE_3(HDMI_VBI_PACKET_CONTROL, + HDMI_GC_CONT, 1, + HDMI_GC_SEND, 1, + HDMI_NULL_SEND, 1); + + /* following belongs to audio */ + /* Enable Audio InfoFrame packet transmission. */ + REG_UPDATE(HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1); + + /* update double-buffered AUDIO_INFO registers immediately */ + ASSERT (enc->afmt); + enc->afmt->funcs->audio_info_immediate_update(enc->afmt); + + /* Select line number on which to send Audio InfoFrame packets */ + REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, + VBI_LINE_0 + 2); + + /* set HDMI GC AVMUTE */ + REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, 0); +} + +static void enc3_audio_mute_control( + struct stream_encoder *enc, + bool mute) +{ + ASSERT (enc->afmt); + enc->afmt->funcs->audio_mute_control(enc->afmt, mute); +} + +static void enc3_se_dp_audio_setup( + struct stream_encoder *enc, + unsigned int az_inst, + struct audio_info *info) +{ + ASSERT (enc->afmt); + enc->afmt->funcs->se_audio_setup(enc->afmt, az_inst, info); +} + +#define DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT 0x8000 +#define DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC 1 + +static void enc3_se_setup_dp_audio( + struct stream_encoder *enc) +{ + struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); + + /* --- DP Audio packet configurations --- */ + + /* ATP Configuration */ + REG_SET(DP_SEC_AUD_N, 0, + DP_SEC_AUD_N, DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT); + + /* Async/auto-calc timestamp mode */ + REG_SET(DP_SEC_TIMESTAMP, 0, DP_SEC_TIMESTAMP_MODE, + DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC); + + ASSERT (enc->afmt); + enc->afmt->funcs->setup_dp_audio(enc->afmt); +} + +static void enc3_se_dp_audio_enable( + struct stream_encoder *enc) +{ + enc1_se_enable_audio_clock(enc, true); + enc3_se_setup_dp_audio(enc); + enc1_se_enable_dp_audio(enc); +} + +static void enc3_se_setup_hdmi_audio( + struct stream_encoder *enc, + const struct audio_crtc_info *crtc_info) +{ + struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); + + struct audio_clock_info audio_clock_info = {0}; + + /* Setup audio in AFMT - program AFMT block associated with DIO */ + ASSERT (enc->afmt); + enc->afmt->funcs->setup_hdmi_audio(enc->afmt); + + /* HDMI_AUDIO_PACKET_CONTROL */ + REG_UPDATE(HDMI_AUDIO_PACKET_CONTROL, + HDMI_AUDIO_DELAY_EN, 1); + + /* HDMI_ACR_PACKET_CONTROL */ + REG_UPDATE_3(HDMI_ACR_PACKET_CONTROL, + HDMI_ACR_AUTO_SEND, 1, + HDMI_ACR_SOURCE, 0, + HDMI_ACR_AUDIO_PRIORITY, 0); + + /* Program audio clock sample/regeneration parameters */ + get_audio_clock_info(crtc_info->color_depth, + crtc_info->requested_pixel_clock_100Hz, + crtc_info->calculated_pixel_clock_100Hz, + &audio_clock_info); + DC_LOG_HW_AUDIO( + "\n%s:Input::requested_pixel_clock_100Hz = %d" \ + "calculated_pixel_clock_100Hz = %d \n", __func__, \ + crtc_info->requested_pixel_clock_100Hz, \ + crtc_info->calculated_pixel_clock_100Hz); + + /* HDMI_ACR_32_0__HDMI_ACR_CTS_32_MASK */ + REG_UPDATE(HDMI_ACR_32_0, HDMI_ACR_CTS_32, audio_clock_info.cts_32khz); + + /* HDMI_ACR_32_1__HDMI_ACR_N_32_MASK */ + REG_UPDATE(HDMI_ACR_32_1, HDMI_ACR_N_32, audio_clock_info.n_32khz); + + /* HDMI_ACR_44_0__HDMI_ACR_CTS_44_MASK */ + REG_UPDATE(HDMI_ACR_44_0, HDMI_ACR_CTS_44, audio_clock_info.cts_44khz); + + /* HDMI_ACR_44_1__HDMI_ACR_N_44_MASK */ + REG_UPDATE(HDMI_ACR_44_1, HDMI_ACR_N_44, audio_clock_info.n_44khz); + + /* HDMI_ACR_48_0__HDMI_ACR_CTS_48_MASK */ + REG_UPDATE(HDMI_ACR_48_0, HDMI_ACR_CTS_48, audio_clock_info.cts_48khz); + + /* HDMI_ACR_48_1__HDMI_ACR_N_48_MASK */ + REG_UPDATE(HDMI_ACR_48_1, HDMI_ACR_N_48, audio_clock_info.n_48khz); + + /* Video driver cannot know in advance which sample rate will + * be used by HD Audio driver + * HDMI_ACR_PACKET_CONTROL__HDMI_ACR_N_MULTIPLE field is + * programmed below in interruppt callback + */ +} + +static void enc3_se_hdmi_audio_setup( + struct stream_encoder *enc, + unsigned int az_inst, + struct audio_info *info, + struct audio_crtc_info *audio_crtc_info) +{ + enc1_se_enable_audio_clock(enc, true); + enc3_se_setup_hdmi_audio(enc, audio_crtc_info); + ASSERT (enc->afmt); + enc->afmt->funcs->se_audio_setup(enc->afmt, az_inst, info); +} + + +static const struct stream_encoder_funcs dcn30_str_enc_funcs = { + .dp_set_odm_combine = + enc3_dp_set_odm_combine, + .dp_set_stream_attribute = + enc2_stream_encoder_dp_set_stream_attribute, + .hdmi_set_stream_attribute = + enc3_stream_encoder_hdmi_set_stream_attribute, + .dvi_set_stream_attribute = + enc3_stream_encoder_dvi_set_stream_attribute, + .set_mst_bandwidth = + enc1_stream_encoder_set_mst_bandwidth, + .update_hdmi_info_packets = + enc3_stream_encoder_update_hdmi_info_packets, + .stop_hdmi_info_packets = + enc3_stream_encoder_stop_hdmi_info_packets, + .update_dp_info_packets = + enc3_stream_encoder_update_dp_info_packets, + .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 = enc3_audio_mute_control, + + .dp_audio_setup = enc3_se_dp_audio_setup, + .dp_audio_enable = enc3_se_dp_audio_enable, + .dp_audio_disable = enc1_se_dp_audio_disable, + + .hdmi_audio_setup = enc3_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 = enc3_read_state, + .dp_set_dsc_config = enc3_dp_set_dsc_config, + .dp_set_dsc_pps_info_packet = enc3_dp_set_dsc_pps_info_packet, + .set_dynamic_metadata = enc2_set_dynamic_metadata, + .hdmi_reset_stream_attribute = enc1_reset_hdmi_stream_attribute, +}; + +void dcn30_dio_stream_encoder_construct( + struct dcn10_stream_encoder *enc1, + struct dc_context *ctx, + struct dc_bios *bp, + enum engine_id eng_id, + struct vpg *vpg, + struct afmt *afmt, + 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 = &dcn30_str_enc_funcs; + enc1->base.ctx = ctx; + enc1->base.id = eng_id; + enc1->base.bp = bp; + enc1->base.vpg = vpg; + enc1->base.afmt = afmt; + enc1->regs = regs; + enc1->se_shift = se_shift; + enc1->se_mask = se_mask; + enc1->base.stream_enc_inst = vpg->inst; +} + |