diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 1638 |
1 files changed, 1638 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c new file mode 100644 index 000000000000..83bae207371d --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -0,0 +1,1638 @@ +/* + * 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 "dc_bios_types.h" +#include "dce_stream_encoder.h" +#include "reg_helper.h" + +enum DP_PIXEL_ENCODING { +DP_PIXEL_ENCODING_RGB444 = 0x00000000, +DP_PIXEL_ENCODING_YCBCR422 = 0x00000001, +DP_PIXEL_ENCODING_YCBCR444 = 0x00000002, +DP_PIXEL_ENCODING_RGB_WIDE_GAMUT = 0x00000003, +DP_PIXEL_ENCODING_Y_ONLY = 0x00000004, +DP_PIXEL_ENCODING_YCBCR420 = 0x00000005, +DP_PIXEL_ENCODING_RESERVED = 0x00000006, +}; + + +enum DP_COMPONENT_DEPTH { +DP_COMPONENT_DEPTH_6BPC = 0x00000000, +DP_COMPONENT_DEPTH_8BPC = 0x00000001, +DP_COMPONENT_DEPTH_10BPC = 0x00000002, +DP_COMPONENT_DEPTH_12BPC = 0x00000003, +DP_COMPONENT_DEPTH_16BPC = 0x00000004, +DP_COMPONENT_DEPTH_RESERVED = 0x00000005, +}; + + +#define REG(reg)\ + (enc110->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + enc110->se_shift->field_name, enc110->se_mask->field_name + +#define VBI_LINE_0 0 +#define DP_BLANK_MAX_RETRY 20 +#define HDMI_CLOCK_CHANNEL_RATE_MORE_340M 340000 + +#ifndef TMDS_CNTL__TMDS_PIXEL_ENCODING_MASK + #define TMDS_CNTL__TMDS_PIXEL_ENCODING_MASK 0x00000010L + #define TMDS_CNTL__TMDS_COLOR_FORMAT_MASK 0x00000300L + #define TMDS_CNTL__TMDS_PIXEL_ENCODING__SHIFT 0x00000004 + #define TMDS_CNTL__TMDS_COLOR_FORMAT__SHIFT 0x00000008 +#endif + +enum { + DP_MST_UPDATE_MAX_RETRY = 50 +}; + +#define DCE110_SE(audio)\ + container_of(audio, struct dce110_stream_encoder, base) + +#define CTX \ + enc110->base.ctx + +static void dce110_update_generic_info_packet( + struct dce110_stream_encoder *enc110, + uint32_t packet_index, + const struct encoder_info_packet *info_packet) +{ + uint32_t regval; + /* TODOFPGA Figure out a proper number for max_retries polling for lock + * use 50 for now. + */ + uint32_t max_retries = 50; + + /*we need turn on clock before programming AFMT block*/ + REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1); + + if (REG(AFMT_VBI_PACKET_CONTROL1)) { + if (packet_index >= 8) + ASSERT(0); + + /* poll dig_update_lock is not locked -> asic internal signal + * assume otg master lock will unlock it + */ +/* REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_LOCK_STATUS, + 0, 10, max_retries);*/ + + /* check if HW reading GSP memory */ + REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT, + 0, 10, max_retries); + + /* HW does is not reading GSP memory not reading too long -> + * something wrong. clear GPS memory access and notify? + * hw SW is writing to GSP memory + */ + REG_UPDATE(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_CONFLICT_CLR, 1); + } + /* choose which generic packet to use */ + { + regval = REG_READ(AFMT_VBI_PACKET_CONTROL); + REG_UPDATE(AFMT_VBI_PACKET_CONTROL, + AFMT_GENERIC_INDEX, packet_index); + } + + /* write generic packet header + * (4th byte is for GENERIC0 only) */ + { + 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 contents + * (we never use last 4 bytes) + * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers */ + { + const uint32_t *content = + (const uint32_t *) &info_packet->sb[0]; + + 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); + } + + if (!REG(AFMT_VBI_PACKET_CONTROL1)) { + /* force double-buffered packet update */ + REG_UPDATE_2(AFMT_VBI_PACKET_CONTROL, + AFMT_GENERIC0_UPDATE, (packet_index == 0), + AFMT_GENERIC2_UPDATE, (packet_index == 2)); + } +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (REG(AFMT_VBI_PACKET_CONTROL1)) { + switch (packet_index) { + case 0: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC0_FRAME_UPDATE, 1); + break; + case 1: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC1_FRAME_UPDATE, 1); + break; + case 2: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC2_FRAME_UPDATE, 1); + break; + case 3: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC3_FRAME_UPDATE, 1); + break; + case 4: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC4_FRAME_UPDATE, 1); + break; + case 5: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC5_FRAME_UPDATE, 1); + break; + case 6: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC6_FRAME_UPDATE, 1); + break; + case 7: + REG_UPDATE(AFMT_VBI_PACKET_CONTROL1, + AFMT_GENERIC7_FRAME_UPDATE, 1); + break; + default: + break; + } + } +#endif +} + +static void dce110_update_hdmi_info_packet( + struct dce110_stream_encoder *enc110, + uint32_t packet_index, + const struct encoder_info_packet *info_packet) +{ + struct dc_context *ctx = enc110->base.ctx; + uint32_t cont, send, line; + + if (info_packet->valid) { + dce110_update_generic_info_packet( + enc110, + 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; + } + + /* choose which generic packet control to use */ + switch (packet_index) { + case 0: + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0, + HDMI_GENERIC0_CONT, cont, + HDMI_GENERIC0_SEND, send, + HDMI_GENERIC0_LINE, line); + break; + case 1: + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL0, + HDMI_GENERIC1_CONT, cont, + HDMI_GENERIC1_SEND, send, + HDMI_GENERIC1_LINE, line); + break; + case 2: + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1, + HDMI_GENERIC0_CONT, cont, + HDMI_GENERIC0_SEND, send, + HDMI_GENERIC0_LINE, line); + break; + case 3: + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL1, + HDMI_GENERIC1_CONT, cont, + HDMI_GENERIC1_SEND, send, + HDMI_GENERIC1_LINE, line); + break; +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + case 4: + if (REG(HDMI_GENERIC_PACKET_CONTROL2)) + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2, + HDMI_GENERIC0_CONT, cont, + HDMI_GENERIC0_SEND, send, + HDMI_GENERIC0_LINE, line); + break; + case 5: + if (REG(HDMI_GENERIC_PACKET_CONTROL2)) + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL2, + HDMI_GENERIC1_CONT, cont, + HDMI_GENERIC1_SEND, send, + HDMI_GENERIC1_LINE, line); + break; + case 6: + if (REG(HDMI_GENERIC_PACKET_CONTROL3)) + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3, + HDMI_GENERIC0_CONT, cont, + HDMI_GENERIC0_SEND, send, + HDMI_GENERIC0_LINE, line); + break; + case 7: + if (REG(HDMI_GENERIC_PACKET_CONTROL3)) + REG_UPDATE_3(HDMI_GENERIC_PACKET_CONTROL3, + HDMI_GENERIC1_CONT, cont, + HDMI_GENERIC1_SEND, send, + HDMI_GENERIC1_LINE, line); + break; +#endif + default: + /* invalid HW packet index */ + dm_logger_write( + ctx->logger, LOG_WARNING, + "Invalid HW packet index: %s()\n", + __func__); + return; + } +} + +/* setup stream encoder in dp mode */ +static void dce110_stream_encoder_dp_set_stream_attribute( + struct stream_encoder *enc, + struct dc_crtc_timing *crtc_timing, + enum dc_color_space output_color_space) +{ +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + uint32_t h_active_start; + uint32_t v_active_start; + uint32_t misc0 = 0; + uint32_t misc1 = 0; + uint32_t h_blank; + uint32_t h_back_porch; + uint8_t synchronous_clock = 0; /* asynchronous mode */ + uint8_t colorimetry_bpc; + uint8_t dynamic_range_rgb = 0; /*full range*/ + uint8_t dynamic_range_ycbcr = 1; /*bt709*/ +#endif + + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (REG(DP_DB_CNTL)) + REG_UPDATE(DP_DB_CNTL, DP_DB_DISABLE, 1); +#endif + + /* set pixel encoding */ + switch (crtc_timing->pixel_encoding) { + case PIXEL_ENCODING_YCBCR422: + REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING, + DP_PIXEL_ENCODING_YCBCR422); + break; + case PIXEL_ENCODING_YCBCR444: + REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING, + DP_PIXEL_ENCODING_YCBCR444); + + if (crtc_timing->flags.Y_ONLY) + if (crtc_timing->display_color_depth != COLOR_DEPTH_666) + /* HW testing only, no use case yet. + * Color depth of Y-only could be + * 8, 10, 12, 16 bits */ + REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING, + DP_PIXEL_ENCODING_Y_ONLY); + /* Note: DP_MSA_MISC1 bit 7 is the indicator + * of Y-only mode. + * This bit is set in HW if register + * DP_PIXEL_ENCODING is programmed to 0x4 */ + break; + case PIXEL_ENCODING_YCBCR420: + REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING, + DP_PIXEL_ENCODING_YCBCR420); + if (enc110->se_mask->DP_VID_M_DOUBLE_VALUE_EN) + REG_UPDATE(DP_VID_TIMING, DP_VID_M_DOUBLE_VALUE_EN, 1); + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (enc110->se_mask->DP_VID_N_MUL) + REG_UPDATE(DP_VID_TIMING, DP_VID_N_MUL, 1); +#endif + break; + default: + REG_UPDATE(DP_PIXEL_FORMAT, DP_PIXEL_ENCODING, + DP_PIXEL_ENCODING_RGB444); + break; + } + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (REG(DP_MSA_MISC)) + misc1 = REG_READ(DP_MSA_MISC); +#endif + + /* set color depth */ + + switch (crtc_timing->display_color_depth) { + case COLOR_DEPTH_666: + REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH, + 0); + break; + case COLOR_DEPTH_888: + REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH, + DP_COMPONENT_DEPTH_8BPC); + break; + case COLOR_DEPTH_101010: + REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH, + DP_COMPONENT_DEPTH_10BPC); + + break; + case COLOR_DEPTH_121212: + REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH, + DP_COMPONENT_DEPTH_12BPC); + break; + default: + REG_UPDATE(DP_PIXEL_FORMAT, DP_COMPONENT_DEPTH, + DP_COMPONENT_DEPTH_6BPC); + break; + } + + /* set dynamic range and YCbCr range */ + + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + switch (crtc_timing->display_color_depth) { + case COLOR_DEPTH_666: + colorimetry_bpc = 0; + break; + case COLOR_DEPTH_888: + colorimetry_bpc = 1; + break; + case COLOR_DEPTH_101010: + colorimetry_bpc = 2; + break; + case COLOR_DEPTH_121212: + colorimetry_bpc = 3; + break; + default: + colorimetry_bpc = 0; + break; + } + + misc0 = misc0 | synchronous_clock; + misc0 = colorimetry_bpc << 5; + + if (REG(DP_MSA_TIMING_PARAM1)) { + switch (output_color_space) { + case COLOR_SPACE_SRGB: + misc0 = misc0 | 0x0; + misc1 = misc1 & ~0x80; /* bit7 = 0*/ + dynamic_range_rgb = 0; /*full range*/ + break; + case COLOR_SPACE_SRGB_LIMITED: + misc0 = misc0 | 0x8; /* bit3=1 */ + misc1 = misc1 & ~0x80; /* bit7 = 0*/ + dynamic_range_rgb = 1; /*limited range*/ + break; + case COLOR_SPACE_YCBCR601: + case COLOR_SPACE_YCBCR601_LIMITED: + misc0 = misc0 | 0x8; /* bit3=1, bit4=0 */ + misc1 = misc1 & ~0x80; /* bit7 = 0*/ + dynamic_range_ycbcr = 0; /*bt601*/ + if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) + misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */ + else if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR444) + misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */ + break; + case COLOR_SPACE_YCBCR709: + case COLOR_SPACE_YCBCR709_LIMITED: + misc0 = misc0 | 0x18; /* bit3=1, bit4=1 */ + misc1 = misc1 & ~0x80; /* bit7 = 0*/ + dynamic_range_ycbcr = 1; /*bt709*/ + if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) + misc0 = misc0 | 0x2; /* bit2=0, bit1=1 */ + else if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR444) + misc0 = misc0 | 0x4; /* bit2=1, bit1=0 */ + break; + case COLOR_SPACE_2020_RGB_LIMITEDRANGE: + dynamic_range_rgb = 1; /*limited range*/ + break; + case COLOR_SPACE_2020_RGB_FULLRANGE: + case COLOR_SPACE_2020_YCBCR: + case COLOR_SPACE_XR_RGB: + case COLOR_SPACE_MSREF_SCRGB: + case COLOR_SPACE_ADOBERGB: + case COLOR_SPACE_DCIP3: + case COLOR_SPACE_XV_YCC_709: + case COLOR_SPACE_XV_YCC_601: + case COLOR_SPACE_DISPLAYNATIVE: + case COLOR_SPACE_DOLBYVISION: + case COLOR_SPACE_APPCTRL: + case COLOR_SPACE_CUSTOMPOINTS: + case COLOR_SPACE_UNKNOWN: + /* do nothing */ + break; + } + if (enc110->se_mask->DP_DYN_RANGE && enc110->se_mask->DP_YCBCR_RANGE) + REG_UPDATE_2( + DP_PIXEL_FORMAT, + DP_DYN_RANGE, dynamic_range_rgb, + DP_YCBCR_RANGE, dynamic_range_ycbcr); + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (REG(DP_MSA_COLORIMETRY)) + REG_SET(DP_MSA_COLORIMETRY, 0, DP_MSA_MISC0, misc0); + + if (REG(DP_MSA_MISC)) + REG_WRITE(DP_MSA_MISC, misc1); /* MSA_MISC1 */ + + /* dcn new register + * dc_crtc_timing is vesa dmt struct. data from edid + */ + if (REG(DP_MSA_TIMING_PARAM1)) + REG_SET_2(DP_MSA_TIMING_PARAM1, 0, + DP_MSA_HTOTAL, crtc_timing->h_total, + DP_MSA_VTOTAL, crtc_timing->v_total); +#endif + + /* calcuate from vesa timing parameters + * h_active_start related to leading edge of sync + */ + + h_blank = crtc_timing->h_total - crtc_timing->h_border_left - + crtc_timing->h_addressable - crtc_timing->h_border_right; + + h_back_porch = h_blank - crtc_timing->h_front_porch - + crtc_timing->h_sync_width; + + /* start at begining of left border */ + h_active_start = crtc_timing->h_sync_width + h_back_porch; + + + v_active_start = crtc_timing->v_total - crtc_timing->v_border_top - + crtc_timing->v_addressable - crtc_timing->v_border_bottom - + crtc_timing->v_front_porch; + + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + /* start at begining of left border */ + if (REG(DP_MSA_TIMING_PARAM2)) + REG_SET_2(DP_MSA_TIMING_PARAM2, 0, + DP_MSA_HSTART, h_active_start, + DP_MSA_VSTART, v_active_start); + + if (REG(DP_MSA_TIMING_PARAM3)) + REG_SET_4(DP_MSA_TIMING_PARAM3, 0, + DP_MSA_HSYNCWIDTH, + crtc_timing->h_sync_width, + DP_MSA_HSYNCPOLARITY, + !crtc_timing->flags.HSYNC_POSITIVE_POLARITY, + DP_MSA_VSYNCWIDTH, + crtc_timing->v_sync_width, + DP_MSA_VSYNCPOLARITY, + !crtc_timing->flags.VSYNC_POSITIVE_POLARITY); + + /* HWDITH include border or overscan */ + if (REG(DP_MSA_TIMING_PARAM4)) + REG_SET_2(DP_MSA_TIMING_PARAM4, 0, + DP_MSA_HWIDTH, crtc_timing->h_border_left + + crtc_timing->h_addressable + crtc_timing->h_border_right, + DP_MSA_VHEIGHT, crtc_timing->v_border_top + + crtc_timing->v_addressable + crtc_timing->v_border_bottom); +#endif + } +#endif +} + +static void dce110_stream_encoder_set_stream_attribute_helper( + struct dce110_stream_encoder *enc110, + struct dc_crtc_timing *crtc_timing) +{ + if (enc110->regs->TMDS_CNTL) { + switch (crtc_timing->pixel_encoding) { + case PIXEL_ENCODING_YCBCR422: + REG_UPDATE(TMDS_CNTL, TMDS_PIXEL_ENCODING, 1); + break; + default: + REG_UPDATE(TMDS_CNTL, TMDS_PIXEL_ENCODING, 0); + break; + } + REG_UPDATE(TMDS_CNTL, TMDS_COLOR_FORMAT, 0); + } else if (enc110->regs->DIG_FE_CNTL) { + switch (crtc_timing->pixel_encoding) { + case PIXEL_ENCODING_YCBCR422: + REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 1); + break; + default: + REG_UPDATE(DIG_FE_CNTL, TMDS_PIXEL_ENCODING, 0); + break; + } + REG_UPDATE(DIG_FE_CNTL, TMDS_COLOR_FORMAT, 0); + } + +} + +/* setup stream encoder in hdmi mode */ +static void dce110_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 dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + struct bp_encoder_control cntl = {0}; + + cntl.action = ENCODER_CONTROL_SETUP; + cntl.engine_id = enc110->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 (enc110->base.bp->funcs->encoder_control( + enc110->base.bp, &cntl) != BP_RESULT_OK) + return; + + dce110_stream_encoder_set_stream_attribute_helper(enc110, crtc_timing); + + /* setup HDMI engine */ + if (!enc110->se_mask->HDMI_DATA_SCRAMBLE_EN) { + REG_UPDATE_3(HDMI_CONTROL, + HDMI_PACKET_GEN_VERSION, 1, + HDMI_KEEPOUT_MODE, 1, + HDMI_DEEP_COLOR_ENABLE, 0); + } else if (enc110->regs->DIG_FE_CNTL) { + REG_UPDATE_5(HDMI_CONTROL, + HDMI_PACKET_GEN_VERSION, 1, + HDMI_KEEPOUT_MODE, 1, + HDMI_DEEP_COLOR_ENABLE, 0, + HDMI_DATA_SCRAMBLE_EN, 0, + HDMI_CLOCK_CHANNEL_RATE, 0); + } + + 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 (enc110->se_mask->HDMI_DATA_SCRAMBLE_EN) { + 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); + } + } + + REG_UPDATE_3(HDMI_VBI_PACKET_CONTROL, + HDMI_GC_CONT, 1, + HDMI_GC_SEND, 1, + HDMI_NULL_SEND, 1); + + /* following belongs to audio */ + REG_UPDATE(HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1); + + REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1); + + REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, + VBI_LINE_0 + 2); + + REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, 0); + +} + +/* setup stream encoder in dvi mode */ +static void dce110_stream_encoder_dvi_set_stream_attribute( + struct stream_encoder *enc, + struct dc_crtc_timing *crtc_timing, + bool is_dual_link) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + struct bp_encoder_control cntl = {0}; + + cntl.action = ENCODER_CONTROL_SETUP; + cntl.engine_id = enc110->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_khz; + cntl.lanes_number = (is_dual_link) ? LANE_COUNT_EIGHT : LANE_COUNT_FOUR; + + if (enc110->base.bp->funcs->encoder_control( + enc110->base.bp, &cntl) != BP_RESULT_OK) + return; + + ASSERT(crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB); + ASSERT(crtc_timing->display_color_depth == COLOR_DEPTH_888); + dce110_stream_encoder_set_stream_attribute_helper(enc110, crtc_timing); +} + +static void dce110_stream_encoder_set_mst_bandwidth( + struct stream_encoder *enc, + struct fixed31_32 avg_time_slots_per_mtp) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + uint32_t x = dal_fixed31_32_floor( + avg_time_slots_per_mtp); + uint32_t y = dal_fixed31_32_ceil( + dal_fixed31_32_shl( + dal_fixed31_32_sub_int( + avg_time_slots_per_mtp, + x), + 26)); + + { + REG_SET_2(DP_MSE_RATE_CNTL, 0, + DP_MSE_RATE_X, x, + DP_MSE_RATE_Y, y); + } + + /* wait for update to be completed on the link */ + /* i.e. DP_MSE_RATE_UPDATE_PENDING field (read only) */ + /* is reset to 0 (not pending) */ + REG_WAIT(DP_MSE_RATE_UPDATE, DP_MSE_RATE_UPDATE_PENDING, + 0, + 10, DP_MST_UPDATE_MAX_RETRY); +} + +static void dce110_stream_encoder_update_hdmi_info_packets( + struct stream_encoder *enc, + const struct encoder_info_frame *info_frame) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + if (enc110->se_mask->HDMI_AVI_INFO_CONT && + enc110->se_mask->HDMI_AVI_INFO_SEND) { + + if (info_frame->avi.valid) { + const uint32_t *content = + (const uint32_t *) &info_frame->avi.sb[0]; + + REG_WRITE(AFMT_AVI_INFO0, content[0]); + + REG_WRITE(AFMT_AVI_INFO1, content[1]); + + REG_WRITE(AFMT_AVI_INFO2, content[2]); + + REG_WRITE(AFMT_AVI_INFO3, content[3]); + + REG_UPDATE(AFMT_AVI_INFO3, AFMT_AVI_INFO_VERSION, + info_frame->avi.hb1); + + REG_UPDATE_2(HDMI_INFOFRAME_CONTROL0, + HDMI_AVI_INFO_SEND, 1, + HDMI_AVI_INFO_CONT, 1); + + REG_UPDATE(HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, + VBI_LINE_0 + 2); + + } else { + REG_UPDATE_2(HDMI_INFOFRAME_CONTROL0, + HDMI_AVI_INFO_SEND, 0, + HDMI_AVI_INFO_CONT, 0); + } + } + + if (enc110->se_mask->HDMI_AVI_INFO_CONT && + enc110->se_mask->HDMI_AVI_INFO_SEND) { + dce110_update_hdmi_info_packet(enc110, 0, &info_frame->vendor); + dce110_update_hdmi_info_packet(enc110, 1, &info_frame->gamut); + dce110_update_hdmi_info_packet(enc110, 2, &info_frame->spd); + dce110_update_hdmi_info_packet(enc110, 3, &info_frame->hdrsmd); + } + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (enc110->se_mask->HDMI_DB_DISABLE) { + /* for bring up, disable dp double TODO */ + if (REG(HDMI_DB_CONTROL)) + REG_UPDATE(HDMI_DB_CONTROL, HDMI_DB_DISABLE, 1); + + dce110_update_hdmi_info_packet(enc110, 0, &info_frame->avi); + dce110_update_hdmi_info_packet(enc110, 1, &info_frame->vendor); + dce110_update_hdmi_info_packet(enc110, 2, &info_frame->gamut); + dce110_update_hdmi_info_packet(enc110, 3, &info_frame->spd); + dce110_update_hdmi_info_packet(enc110, 4, &info_frame->hdrsmd); + } +#endif +} + +static void dce110_stream_encoder_stop_hdmi_info_packets( + struct stream_encoder *enc) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + /* stop generic packets 0 & 1 on HDMI */ + REG_SET_6(HDMI_GENERIC_PACKET_CONTROL0, 0, + HDMI_GENERIC1_CONT, 0, + HDMI_GENERIC1_LINE, 0, + HDMI_GENERIC1_SEND, 0, + HDMI_GENERIC0_CONT, 0, + HDMI_GENERIC0_LINE, 0, + HDMI_GENERIC0_SEND, 0); + + /* stop generic packets 2 & 3 on HDMI */ + REG_SET_6(HDMI_GENERIC_PACKET_CONTROL1, 0, + HDMI_GENERIC0_CONT, 0, + HDMI_GENERIC0_LINE, 0, + HDMI_GENERIC0_SEND, 0, + HDMI_GENERIC1_CONT, 0, + HDMI_GENERIC1_LINE, 0, + HDMI_GENERIC1_SEND, 0); + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + /* stop generic packets 2 & 3 on HDMI */ + if (REG(HDMI_GENERIC_PACKET_CONTROL2)) + REG_SET_6(HDMI_GENERIC_PACKET_CONTROL2, 0, + HDMI_GENERIC0_CONT, 0, + HDMI_GENERIC0_LINE, 0, + HDMI_GENERIC0_SEND, 0, + HDMI_GENERIC1_CONT, 0, + HDMI_GENERIC1_LINE, 0, + HDMI_GENERIC1_SEND, 0); + + if (REG(HDMI_GENERIC_PACKET_CONTROL3)) + REG_SET_6(HDMI_GENERIC_PACKET_CONTROL3, 0, + HDMI_GENERIC0_CONT, 0, + HDMI_GENERIC0_LINE, 0, + HDMI_GENERIC0_SEND, 0, + HDMI_GENERIC1_CONT, 0, + HDMI_GENERIC1_LINE, 0, + HDMI_GENERIC1_SEND, 0); +#endif +} + +static void dce110_stream_encoder_update_dp_info_packets( + struct stream_encoder *enc, + const struct encoder_info_frame *info_frame) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + uint32_t value = REG_READ(DP_SEC_CNTL); + + if (info_frame->vsc.valid) + dce110_update_generic_info_packet( + enc110, + 0, /* packetIndex */ + &info_frame->vsc); + + if (info_frame->spd.valid) + dce110_update_generic_info_packet( + enc110, + 2, /* packetIndex */ + &info_frame->spd); + + if (info_frame->hdrsmd.valid) + dce110_update_generic_info_packet( + enc110, + 3, /* packetIndex */ + &info_frame->hdrsmd); + + /* 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 + */ + if (value) + REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); +} + +static void dce110_stream_encoder_stop_dp_info_packets( + struct stream_encoder *enc) +{ + /* stop generic packets on DP */ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + uint32_t value = REG_READ(DP_SEC_CNTL); + + if (enc110->se_mask->DP_SEC_AVI_ENABLE) { + REG_SET_7(DP_SEC_CNTL, 0, + DP_SEC_GSP0_ENABLE, 0, + DP_SEC_GSP1_ENABLE, 0, + DP_SEC_GSP2_ENABLE, 0, + DP_SEC_GSP3_ENABLE, 0, + DP_SEC_AVI_ENABLE, 0, + DP_SEC_MPG_ENABLE, 0, + DP_SEC_STREAM_ENABLE, 0); + } + +#if defined(CONFIG_DRM_AMD_DC_DCN1_0) + if (enc110->se_mask->DP_SEC_GSP7_ENABLE) { + REG_SET_10(DP_SEC_CNTL, 0, + DP_SEC_GSP0_ENABLE, 0, + DP_SEC_GSP1_ENABLE, 0, + DP_SEC_GSP2_ENABLE, 0, + DP_SEC_GSP3_ENABLE, 0, + DP_SEC_GSP4_ENABLE, 0, + DP_SEC_GSP5_ENABLE, 0, + DP_SEC_GSP6_ENABLE, 0, + DP_SEC_GSP7_ENABLE, 0, + DP_SEC_MPG_ENABLE, 0, + DP_SEC_STREAM_ENABLE, 0); + } +#endif + /* this register shared with audio info frame. + * therefore we need to keep master enabled + * if at least one of the fields is not 0 */ + + if (value) + REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); + +} + +static void dce110_stream_encoder_dp_blank( + struct stream_encoder *enc) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + uint32_t retries = 0; + uint32_t max_retries = DP_BLANK_MAX_RETRY * 10; + + /* Note: For CZ, we are changing driver default to disable + * stream deferred to next VBLANK. If results are positive, we + * will make the same change to all DCE versions. There are a + * handful of panels that cannot handle disable stream at + * HBLANK and will result in a white line flash across the + * screen on stream disable. */ + + /* Specify the video stream disable point + * (2 = start of the next vertical blank) */ + REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_DIS_DEFER, 2); + /* Larger delay to wait until VBLANK - use max retry of + * 10us*3000=30ms. This covers 16.6ms of typical 60 Hz mode + + * a little more because we may not trust delay accuracy. + */ + max_retries = DP_BLANK_MAX_RETRY * 150; + + /* disable DP stream */ + REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0); + + /* the encoder stops sending the video stream + * at the start of the vertical blanking. + * Poll for DP_VID_STREAM_STATUS == 0 + */ + + REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS, + 0, + 10, max_retries); + + ASSERT(retries <= max_retries); + + /* Tell the DP encoder to ignore timing from CRTC, must be done after + * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is + * complete, stream status will be stuck in video stream enabled state, + * i.e. DP_VID_STREAM_STATUS stuck at 1. + */ + + REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true); +} + +/* output video stream to link encoder */ +static void dce110_stream_encoder_dp_unblank( + struct stream_encoder *enc, + const struct encoder_unblank_param *param) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + if (param->link_settings.link_rate != LINK_RATE_UNKNOWN) { + uint32_t n_vid = 0x8000; + uint32_t m_vid; + + /* M / N = Fstream / Flink + * m_vid / n_vid = pixel rate / link rate + */ + + uint64_t m_vid_l = n_vid; + + m_vid_l *= param->pixel_clk_khz; + 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(DP_VID_TIMING, DP_VID_M_N_GEN_EN, 1); + } + + /* set DIG_START to 0x1 to resync FIFO */ + + REG_UPDATE(DIG_FE_CNTL, DIG_START, 1); + + /* switch DP encoder to CRTC data */ + + 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 dce110_stream_encoder_set_avmute( + struct stream_encoder *enc, + bool enable) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + unsigned int value = enable ? 1 : 0; + + REG_UPDATE(HDMI_GC, HDMI_GC_AVMUTE, value); +} + + +#define DP_SEC_AUD_N__DP_SEC_AUD_N__DEFAULT 0x8000 +#define DP_SEC_TIMESTAMP__DP_SEC_TIMESTAMP_MODE__AUTO_CALC 1 + +#include "include/audio_types.h" + +/** +* speakersToChannels +* +* @brief +* translate speakers to channels +* +* FL - Front Left +* FR - Front Right +* RL - Rear Left +* RR - Rear Right +* RC - Rear Center +* FC - Front Center +* FLC - Front Left Center +* FRC - Front Right Center +* RLC - Rear Left Center +* RRC - Rear Right Center +* LFE - Low Freq Effect +* +* FC +* FLC FRC +* FL FR +* +* LFE +* () +* +* +* RL RR +* RLC RRC +* RC +* +* ch 8 7 6 5 4 3 2 1 +* 0b00000011 - - - - - - FR FL +* 0b00000111 - - - - - LFE FR FL +* 0b00001011 - - - - FC - FR FL +* 0b00001111 - - - - FC LFE FR FL +* 0b00010011 - - - RC - - FR FL +* 0b00010111 - - - RC - LFE FR FL +* 0b00011011 - - - RC FC - FR FL +* 0b00011111 - - - RC FC LFE FR FL +* 0b00110011 - - RR RL - - FR FL +* 0b00110111 - - RR RL - LFE FR FL +* 0b00111011 - - RR RL FC - FR FL +* 0b00111111 - - RR RL FC LFE FR FL +* 0b01110011 - RC RR RL - - FR FL +* 0b01110111 - RC RR RL - LFE FR FL +* 0b01111011 - RC RR RL FC - FR FL +* 0b01111111 - RC RR RL FC LFE FR FL +* 0b11110011 RRC RLC RR RL - - FR FL +* 0b11110111 RRC RLC RR RL - LFE FR FL +* 0b11111011 RRC RLC RR RL FC - FR FL +* 0b11111111 RRC RLC RR RL FC LFE FR FL +* 0b11000011 FRC FLC - - - - FR FL +* 0b11000111 FRC FLC - - - LFE FR FL +* 0b11001011 FRC FLC - - FC - FR FL +* 0b11001111 FRC FLC - - FC LFE FR FL +* 0b11010011 FRC FLC - RC - - FR FL +* 0b11010111 FRC FLC - RC - LFE FR FL +* 0b11011011 FRC FLC - RC FC - FR FL +* 0b11011111 FRC FLC - RC FC LFE FR FL +* 0b11110011 FRC FLC RR RL - - FR FL +* 0b11110111 FRC FLC RR RL - LFE FR FL +* 0b11111011 FRC FLC RR RL FC - FR FL +* 0b11111111 FRC FLC RR RL FC LFE FR FL +* +* @param +* speakers - speaker information as it comes from CEA audio block +*/ +/* translate speakers to channels */ + +union audio_cea_channels { + uint8_t all; + struct audio_cea_channels_bits { + uint32_t FL:1; + uint32_t FR:1; + uint32_t LFE:1; + uint32_t FC:1; + uint32_t RL_RC:1; + uint32_t RR:1; + uint32_t RC_RLC_FLC:1; + uint32_t RRC_FRC:1; + } channels; +}; + +struct audio_clock_info { + /* pixel clock frequency*/ + uint32_t pixel_clock_in_10khz; + /* N - 32KHz audio */ + uint32_t n_32khz; + /* CTS - 32KHz audio*/ + uint32_t cts_32khz; + uint32_t n_44khz; + uint32_t cts_44khz; + uint32_t n_48khz; + uint32_t cts_48khz; +}; + +/* 25.2MHz/1.001*/ +/* 25.2MHz/1.001*/ +/* 25.2MHz*/ +/* 27MHz */ +/* 27MHz*1.001*/ +/* 27MHz*1.001*/ +/* 54MHz*/ +/* 54MHz*1.001*/ +/* 74.25MHz/1.001*/ +/* 74.25MHz*/ +/* 148.5MHz/1.001*/ +/* 148.5MHz*/ + +static const struct audio_clock_info audio_clock_info_table[16] = { + {2517, 4576, 28125, 7007, 31250, 6864, 28125}, + {2518, 4576, 28125, 7007, 31250, 6864, 28125}, + {2520, 4096, 25200, 6272, 28000, 6144, 25200}, + {2700, 4096, 27000, 6272, 30000, 6144, 27000}, + {2702, 4096, 27027, 6272, 30030, 6144, 27027}, + {2703, 4096, 27027, 6272, 30030, 6144, 27027}, + {5400, 4096, 54000, 6272, 60000, 6144, 54000}, + {5405, 4096, 54054, 6272, 60060, 6144, 54054}, + {7417, 11648, 210937, 17836, 234375, 11648, 140625}, + {7425, 4096, 74250, 6272, 82500, 6144, 74250}, + {14835, 11648, 421875, 8918, 234375, 5824, 140625}, + {14850, 4096, 148500, 6272, 165000, 6144, 148500}, + {29670, 5824, 421875, 4459, 234375, 5824, 281250}, + {29700, 3072, 222750, 4704, 247500, 5120, 247500}, + {59340, 5824, 843750, 8918, 937500, 5824, 562500}, + {59400, 3072, 445500, 9408, 990000, 6144, 594000} +}; + +static const struct audio_clock_info audio_clock_info_table_36bpc[14] = { + {2517, 9152, 84375, 7007, 48875, 9152, 56250}, + {2518, 9152, 84375, 7007, 48875, 9152, 56250}, + {2520, 4096, 37800, 6272, 42000, 6144, 37800}, + {2700, 4096, 40500, 6272, 45000, 6144, 40500}, + {2702, 8192, 81081, 6272, 45045, 8192, 54054}, + {2703, 8192, 81081, 6272, 45045, 8192, 54054}, + {5400, 4096, 81000, 6272, 90000, 6144, 81000}, + {5405, 4096, 81081, 6272, 90090, 6144, 81081}, + {7417, 11648, 316406, 17836, 351562, 11648, 210937}, + {7425, 4096, 111375, 6272, 123750, 6144, 111375}, + {14835, 11648, 632812, 17836, 703125, 11648, 421875}, + {14850, 4096, 222750, 6272, 247500, 6144, 222750}, + {29670, 5824, 632812, 8918, 703125, 5824, 421875}, + {29700, 4096, 445500, 4704, 371250, 5120, 371250} +}; + +static const struct audio_clock_info audio_clock_info_table_48bpc[14] = { + {2517, 4576, 56250, 7007, 62500, 6864, 56250}, + {2518, 4576, 56250, 7007, 62500, 6864, 56250}, + {2520, 4096, 50400, 6272, 56000, 6144, 50400}, + {2700, 4096, 54000, 6272, 60000, 6144, 54000}, + {2702, 4096, 54054, 6267, 60060, 8192, 54054}, + {2703, 4096, 54054, 6272, 60060, 8192, 54054}, + {5400, 4096, 108000, 6272, 120000, 6144, 108000}, + {5405, 4096, 108108, 6272, 120120, 6144, 108108}, + {7417, 11648, 421875, 17836, 468750, 11648, 281250}, + {7425, 4096, 148500, 6272, 165000, 6144, 148500}, + {14835, 11648, 843750, 8918, 468750, 11648, 281250}, + {14850, 4096, 297000, 6272, 330000, 6144, 297000}, + {29670, 5824, 843750, 4459, 468750, 5824, 562500}, + {29700, 3072, 445500, 4704, 495000, 5120, 495000} + + +}; + +static union audio_cea_channels speakers_to_channels( + struct audio_speaker_flags speaker_flags) +{ + union audio_cea_channels cea_channels = {0}; + + /* these are one to one */ + cea_channels.channels.FL = speaker_flags.FL_FR; + cea_channels.channels.FR = speaker_flags.FL_FR; + cea_channels.channels.LFE = speaker_flags.LFE; + cea_channels.channels.FC = speaker_flags.FC; + + /* if Rear Left and Right exist move RC speaker to channel 7 + * otherwise to channel 5 + */ + if (speaker_flags.RL_RR) { + cea_channels.channels.RL_RC = speaker_flags.RL_RR; + cea_channels.channels.RR = speaker_flags.RL_RR; + cea_channels.channels.RC_RLC_FLC = speaker_flags.RC; + } else { + cea_channels.channels.RL_RC = speaker_flags.RC; + } + + /* FRONT Left Right Center and REAR Left Right Center are exclusive */ + if (speaker_flags.FLC_FRC) { + cea_channels.channels.RC_RLC_FLC = speaker_flags.FLC_FRC; + cea_channels.channels.RRC_FRC = speaker_flags.FLC_FRC; + } else { + cea_channels.channels.RC_RLC_FLC = speaker_flags.RLC_RRC; + cea_channels.channels.RRC_FRC = speaker_flags.RLC_RRC; + } + + return cea_channels; +} + +static uint32_t calc_max_audio_packets_per_line( + const struct audio_crtc_info *crtc_info) +{ + uint32_t max_packets_per_line; + + max_packets_per_line = + crtc_info->h_total - crtc_info->h_active; + + if (crtc_info->pixel_repetition) + max_packets_per_line *= crtc_info->pixel_repetition; + + /* for other hdmi features */ + max_packets_per_line -= 58; + /* for Control Period */ + max_packets_per_line -= 16; + /* Number of Audio Packets per Line */ + max_packets_per_line /= 32; + + return max_packets_per_line; +} + +static void get_audio_clock_info( + enum dc_color_depth color_depth, + uint32_t crtc_pixel_clock_in_khz, + uint32_t actual_pixel_clock_in_khz, + struct audio_clock_info *audio_clock_info) +{ + const struct audio_clock_info *clock_info; + uint32_t index; + uint32_t crtc_pixel_clock_in_10khz = crtc_pixel_clock_in_khz / 10; + uint32_t audio_array_size; + + switch (color_depth) { + case COLOR_DEPTH_161616: + clock_info = audio_clock_info_table_48bpc; + audio_array_size = ARRAY_SIZE( + audio_clock_info_table_48bpc); + break; + case COLOR_DEPTH_121212: + clock_info = audio_clock_info_table_36bpc; + audio_array_size = ARRAY_SIZE( + audio_clock_info_table_36bpc); + break; + default: + clock_info = audio_clock_info_table; + audio_array_size = ARRAY_SIZE( + audio_clock_info_table); + break; + } + + if (clock_info != NULL) { + /* search for exact pixel clock in table */ + for (index = 0; index < audio_array_size; index++) { + if (clock_info[index].pixel_clock_in_10khz > + crtc_pixel_clock_in_10khz) + break; /* not match */ + else if (clock_info[index].pixel_clock_in_10khz == + crtc_pixel_clock_in_10khz) { + /* match found */ + *audio_clock_info = clock_info[index]; + return; + } + } + } + + /* not found */ + if (actual_pixel_clock_in_khz == 0) + actual_pixel_clock_in_khz = crtc_pixel_clock_in_khz; + + /* See HDMI spec the table entry under + * pixel clock of "Other". */ + audio_clock_info->pixel_clock_in_10khz = + actual_pixel_clock_in_khz / 10; + audio_clock_info->cts_32khz = actual_pixel_clock_in_khz; + audio_clock_info->cts_44khz = actual_pixel_clock_in_khz; + audio_clock_info->cts_48khz = actual_pixel_clock_in_khz; + + audio_clock_info->n_32khz = 4096; + audio_clock_info->n_44khz = 6272; + audio_clock_info->n_48khz = 6144; +} + +static void dce110_se_audio_setup( + struct stream_encoder *enc, + unsigned int az_inst, + struct audio_info *audio_info) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + uint32_t speakers = 0; + uint32_t channels = 0; + + ASSERT(audio_info); + if (audio_info == NULL) + /* This should not happen.it does so we don't get BSOD*/ + return; + + speakers = audio_info->flags.info.ALLSPEAKERS; + channels = speakers_to_channels(audio_info->flags.speaker_flags).all; + + /* setup the audio stream source select (audio -> dig mapping) */ + REG_SET(AFMT_AUDIO_SRC_CONTROL, 0, AFMT_AUDIO_SRC_SELECT, az_inst); + + /* Channel allocation */ + REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL2, AFMT_AUDIO_CHANNEL_ENABLE, channels); +} + +static void dce110_se_setup_hdmi_audio( + struct stream_encoder *enc, + const struct audio_crtc_info *crtc_info) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + struct audio_clock_info audio_clock_info = {0}; + uint32_t max_packets_per_line; + + /* For now still do calculation, although this field is ignored when + above HDMI_PACKET_GEN_VERSION set to 1 */ + max_packets_per_line = calc_max_audio_packets_per_line(crtc_info); + + /* HDMI_AUDIO_PACKET_CONTROL */ + REG_UPDATE_2(HDMI_AUDIO_PACKET_CONTROL, + HDMI_AUDIO_PACKETS_PER_LINE, max_packets_per_line, + HDMI_AUDIO_DELAY_EN, 1); + + /* AFMT_AUDIO_PACKET_CONTROL */ + REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1); + + /* AFMT_AUDIO_PACKET_CONTROL2 */ + REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2, + AFMT_AUDIO_LAYOUT_OVRD, 0, + AFMT_60958_OSF_OVRD, 0); + + /* 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, + crtc_info->calculated_pixel_clock, + &audio_clock_info); + dm_logger_write(enc->ctx->logger, LOG_HW_AUDIO, + "\n%s:Input::requested_pixel_clock = %d" \ + "calculated_pixel_clock = %d \n", __func__, \ + crtc_info->requested_pixel_clock, \ + crtc_info->calculated_pixel_clock); + + /* 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 */ + + /* AFMT_60958_0__AFMT_60958_CS_CHANNEL_NUMBER_L_MASK & + AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */ + REG_UPDATE_2(AFMT_60958_0, + AFMT_60958_CS_CHANNEL_NUMBER_L, 1, + AFMT_60958_CS_CLOCK_ACCURACY, 0); + + /* AFMT_60958_1 AFMT_60958_CS_CHALNNEL_NUMBER_R */ + REG_UPDATE(AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2); + + /*AFMT_60958_2 now keep this settings until + * Programming guide comes out*/ + REG_UPDATE_6(AFMT_60958_2, + AFMT_60958_CS_CHANNEL_NUMBER_2, 3, + AFMT_60958_CS_CHANNEL_NUMBER_3, 4, + AFMT_60958_CS_CHANNEL_NUMBER_4, 5, + AFMT_60958_CS_CHANNEL_NUMBER_5, 6, + AFMT_60958_CS_CHANNEL_NUMBER_6, 7, + AFMT_60958_CS_CHANNEL_NUMBER_7, 8); +} + +static void dce110_se_setup_dp_audio( + struct stream_encoder *enc) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_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); + + /* --- The following are the registers + * copied from the SetupHDMI --- */ + + /* AFMT_AUDIO_PACKET_CONTROL */ + REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1); + + /* AFMT_AUDIO_PACKET_CONTROL2 */ + /* Program the ATP and AIP next */ + REG_UPDATE_2(AFMT_AUDIO_PACKET_CONTROL2, + AFMT_AUDIO_LAYOUT_OVRD, 0, + AFMT_60958_OSF_OVRD, 0); + + /* AFMT_INFOFRAME_CONTROL0 */ + REG_UPDATE(AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1); + + /* AFMT_60958_0__AFMT_60958_CS_CLOCK_ACCURACY_MASK */ + REG_UPDATE(AFMT_60958_0, AFMT_60958_CS_CLOCK_ACCURACY, 0); +} + +static void dce110_se_enable_audio_clock( + struct stream_encoder *enc, + bool enable) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + if (REG(AFMT_CNTL) == 0) + return; /* DCE8/10 does not have this register */ + + REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, !!enable); + + /* wait for AFMT clock to turn on, + * expectation: this should complete in 1-2 reads + * + * REG_WAIT(AFMT_CNTL, AFMT_AUDIO_CLOCK_ON, !!enable, 1, 10); + * + * TODO: wait for clock_on does not work well. May need HW + * program sequence. But audio seems work normally even without wait + * for clock_on status change + */ +} + +static void dce110_se_enable_dp_audio( + struct stream_encoder *enc) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + /* Enable Audio packets */ + REG_UPDATE(DP_SEC_CNTL, DP_SEC_ASP_ENABLE, 1); + + /* Program the ATP and AIP next */ + REG_UPDATE_2(DP_SEC_CNTL, + DP_SEC_ATP_ENABLE, 1, + DP_SEC_AIP_ENABLE, 1); + + /* Program STREAM_ENABLE after all the other enables. */ + REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); +} + +static void dce110_se_disable_dp_audio( + struct stream_encoder *enc) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + uint32_t value = REG_READ(DP_SEC_CNTL); + + /* Disable Audio packets */ + REG_UPDATE_5(DP_SEC_CNTL, + DP_SEC_ASP_ENABLE, 0, + DP_SEC_ATP_ENABLE, 0, + DP_SEC_AIP_ENABLE, 0, + DP_SEC_ACM_ENABLE, 0, + DP_SEC_STREAM_ENABLE, 0); + + /* This register shared with encoder info frame. Therefore we need to + keep master enabled if at least on of the fields is not 0 */ + if (value != 0) + REG_UPDATE(DP_SEC_CNTL, DP_SEC_STREAM_ENABLE, 1); + +} + +void dce110_se_audio_mute_control( + struct stream_encoder *enc, + bool mute) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + + REG_UPDATE(AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, !mute); +} + +void dce110_se_dp_audio_setup( + struct stream_encoder *enc, + unsigned int az_inst, + struct audio_info *info) +{ + dce110_se_audio_setup(enc, az_inst, info); +} + +void dce110_se_dp_audio_enable( + struct stream_encoder *enc) +{ + dce110_se_enable_audio_clock(enc, true); + dce110_se_setup_dp_audio(enc); + dce110_se_enable_dp_audio(enc); +} + +void dce110_se_dp_audio_disable( + struct stream_encoder *enc) +{ + dce110_se_disable_dp_audio(enc); + dce110_se_enable_audio_clock(enc, false); +} + +void dce110_se_hdmi_audio_setup( + struct stream_encoder *enc, + unsigned int az_inst, + struct audio_info *info, + struct audio_crtc_info *audio_crtc_info) +{ + dce110_se_enable_audio_clock(enc, true); + dce110_se_setup_hdmi_audio(enc, audio_crtc_info); + dce110_se_audio_setup(enc, az_inst, info); +} + +void dce110_se_hdmi_audio_disable( + struct stream_encoder *enc) +{ + dce110_se_enable_audio_clock(enc, false); +} + + +static void setup_stereo_sync( + struct stream_encoder *enc, + int tg_inst, bool enable) +{ + struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); + REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_SELECT, tg_inst); + REG_UPDATE(DIG_FE_CNTL, DIG_STEREOSYNC_GATE_EN, !enable); +} + + +static const struct stream_encoder_funcs dce110_str_enc_funcs = { + .dp_set_stream_attribute = + dce110_stream_encoder_dp_set_stream_attribute, + .hdmi_set_stream_attribute = + dce110_stream_encoder_hdmi_set_stream_attribute, + .dvi_set_stream_attribute = + dce110_stream_encoder_dvi_set_stream_attribute, + .set_mst_bandwidth = + dce110_stream_encoder_set_mst_bandwidth, + .update_hdmi_info_packets = + dce110_stream_encoder_update_hdmi_info_packets, + .stop_hdmi_info_packets = + dce110_stream_encoder_stop_hdmi_info_packets, + .update_dp_info_packets = + dce110_stream_encoder_update_dp_info_packets, + .stop_dp_info_packets = + dce110_stream_encoder_stop_dp_info_packets, + .dp_blank = + dce110_stream_encoder_dp_blank, + .dp_unblank = + dce110_stream_encoder_dp_unblank, + .audio_mute_control = dce110_se_audio_mute_control, + + .dp_audio_setup = dce110_se_dp_audio_setup, + .dp_audio_enable = dce110_se_dp_audio_enable, + .dp_audio_disable = dce110_se_dp_audio_disable, + + .hdmi_audio_setup = dce110_se_hdmi_audio_setup, + .hdmi_audio_disable = dce110_se_hdmi_audio_disable, + .setup_stereo_sync = setup_stereo_sync, + .set_avmute = dce110_stream_encoder_set_avmute, + +}; + +void dce110_stream_encoder_construct( + struct dce110_stream_encoder *enc110, + struct dc_context *ctx, + struct dc_bios *bp, + enum engine_id eng_id, + const struct dce110_stream_enc_registers *regs, + const struct dce_stream_encoder_shift *se_shift, + const struct dce_stream_encoder_mask *se_mask) +{ + enc110->base.funcs = &dce110_str_enc_funcs; + enc110->base.ctx = ctx; + enc110->base.id = eng_id; + enc110->base.bp = bp; + enc110->regs = regs; + enc110->se_shift = se_shift; + enc110->se_mask = se_mask; +} |