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Rev | Author | Line No. | Line |
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1403 | serge | 1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. |
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3 | * Copyright 2008 Red Hat Inc. |
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4 | * Copyright 2009 Christian König. |
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5 | * |
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6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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7 | * copy of this software and associated documentation files (the "Software"), |
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8 | * to deal in the Software without restriction, including without limitation |
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9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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10 | * and/or sell copies of the Software, and to permit persons to whom the |
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11 | * Software is furnished to do so, subject to the following conditions: |
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12 | * |
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13 | * The above copyright notice and this permission notice shall be included in |
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14 | * all copies or substantial portions of the Software. |
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15 | * |
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16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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22 | * OTHER DEALINGS IN THE SOFTWARE. |
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23 | * |
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24 | * Authors: Christian König |
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25 | */ |
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2997 | Serge | 26 | #include |
27 | #include |
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1403 | serge | 28 | #include "radeon.h" |
1963 | serge | 29 | #include "radeon_asic.h" |
2997 | Serge | 30 | #include "r600d.h" |
1403 | serge | 31 | #include "atom.h" |
32 | |||
33 | /* |
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34 | * HDMI color format |
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35 | */ |
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36 | enum r600_hdmi_color_format { |
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37 | RGB = 0, |
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38 | YCC_422 = 1, |
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39 | YCC_444 = 2 |
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40 | }; |
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41 | |||
42 | /* |
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43 | * IEC60958 status bits |
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44 | */ |
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45 | enum r600_hdmi_iec_status_bits { |
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46 | AUDIO_STATUS_DIG_ENABLE = 0x01, |
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47 | AUDIO_STATUS_V = 0x02, |
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48 | AUDIO_STATUS_VCFG = 0x04, |
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49 | AUDIO_STATUS_EMPHASIS = 0x08, |
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50 | AUDIO_STATUS_COPYRIGHT = 0x10, |
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51 | AUDIO_STATUS_NONAUDIO = 0x20, |
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52 | AUDIO_STATUS_PROFESSIONAL = 0x40, |
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53 | AUDIO_STATUS_LEVEL = 0x80 |
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54 | }; |
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55 | |||
2997 | Serge | 56 | static const struct radeon_hdmi_acr r600_hdmi_predefined_acr[] = { |
1403 | serge | 57 | /* 32kHz 44.1kHz 48kHz */ |
58 | /* Clock N CTS N CTS N CTS */ |
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59 | { 25174, 4576, 28125, 7007, 31250, 6864, 28125 }, /* 25,20/1.001 MHz */ |
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60 | { 25200, 4096, 25200, 6272, 28000, 6144, 25200 }, /* 25.20 MHz */ |
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61 | { 27000, 4096, 27000, 6272, 30000, 6144, 27000 }, /* 27.00 MHz */ |
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62 | { 27027, 4096, 27027, 6272, 30030, 6144, 27027 }, /* 27.00*1.001 MHz */ |
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63 | { 54000, 4096, 54000, 6272, 60000, 6144, 54000 }, /* 54.00 MHz */ |
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64 | { 54054, 4096, 54054, 6272, 60060, 6144, 54054 }, /* 54.00*1.001 MHz */ |
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65 | { 74175, 11648, 210937, 17836, 234375, 11648, 140625 }, /* 74.25/1.001 MHz */ |
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66 | { 74250, 4096, 74250, 6272, 82500, 6144, 74250 }, /* 74.25 MHz */ |
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67 | { 148351, 11648, 421875, 8918, 234375, 5824, 140625 }, /* 148.50/1.001 MHz */ |
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68 | { 148500, 4096, 148500, 6272, 165000, 6144, 148500 }, /* 148.50 MHz */ |
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69 | { 0, 4096, 0, 6272, 0, 6144, 0 } /* Other */ |
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70 | }; |
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71 | |||
72 | /* |
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73 | * calculate CTS value if it's not found in the table |
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74 | */ |
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2997 | Serge | 75 | static void r600_hdmi_calc_cts(uint32_t clock, int *CTS, int N, int freq) |
1403 | serge | 76 | { |
77 | if (*CTS == 0) |
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1963 | serge | 78 | *CTS = clock * N / (128 * freq) * 1000; |
1403 | serge | 79 | DRM_DEBUG("Using ACR timing N=%d CTS=%d for frequency %d\n", |
80 | N, *CTS, freq); |
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81 | } |
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82 | |||
2997 | Serge | 83 | struct radeon_hdmi_acr r600_hdmi_acr(uint32_t clock) |
84 | { |
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85 | struct radeon_hdmi_acr res; |
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86 | u8 i; |
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87 | |||
88 | for (i = 0; r600_hdmi_predefined_acr[i].clock != clock && |
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89 | r600_hdmi_predefined_acr[i].clock != 0; i++) |
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90 | ; |
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91 | res = r600_hdmi_predefined_acr[i]; |
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92 | |||
93 | /* In case some CTS are missing */ |
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94 | r600_hdmi_calc_cts(clock, &res.cts_32khz, res.n_32khz, 32000); |
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95 | r600_hdmi_calc_cts(clock, &res.cts_44_1khz, res.n_44_1khz, 44100); |
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96 | r600_hdmi_calc_cts(clock, &res.cts_48khz, res.n_48khz, 48000); |
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97 | |||
98 | return res; |
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99 | } |
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100 | |||
1403 | serge | 101 | /* |
102 | * update the N and CTS parameters for a given pixel clock rate |
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103 | */ |
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104 | static void r600_hdmi_update_ACR(struct drm_encoder *encoder, uint32_t clock) |
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105 | { |
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106 | struct drm_device *dev = encoder->dev; |
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107 | struct radeon_device *rdev = dev->dev_private; |
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2997 | Serge | 108 | struct radeon_hdmi_acr acr = r600_hdmi_acr(clock); |
109 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
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110 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
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111 | uint32_t offset = dig->afmt->offset; |
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1403 | serge | 112 | |
2997 | Serge | 113 | WREG32(HDMI0_ACR_32_0 + offset, HDMI0_ACR_CTS_32(acr.cts_32khz)); |
114 | WREG32(HDMI0_ACR_32_1 + offset, acr.n_32khz); |
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1403 | serge | 115 | |
2997 | Serge | 116 | WREG32(HDMI0_ACR_44_0 + offset, HDMI0_ACR_CTS_44(acr.cts_44_1khz)); |
117 | WREG32(HDMI0_ACR_44_1 + offset, acr.n_44_1khz); |
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1403 | serge | 118 | |
2997 | Serge | 119 | WREG32(HDMI0_ACR_48_0 + offset, HDMI0_ACR_CTS_48(acr.cts_48khz)); |
120 | WREG32(HDMI0_ACR_48_1 + offset, acr.n_48khz); |
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1403 | serge | 121 | } |
122 | |||
123 | /* |
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124 | * calculate the crc for a given info frame |
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125 | */ |
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126 | static void r600_hdmi_infoframe_checksum(uint8_t packetType, |
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127 | uint8_t versionNumber, |
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128 | uint8_t length, |
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129 | uint8_t *frame) |
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130 | { |
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131 | int i; |
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132 | frame[0] = packetType + versionNumber + length; |
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133 | for (i = 1; i <= length; i++) |
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134 | frame[0] += frame[i]; |
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135 | frame[0] = 0x100 - frame[0]; |
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136 | } |
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137 | |||
138 | /* |
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139 | * build a HDMI Video Info Frame |
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140 | */ |
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141 | static void r600_hdmi_videoinfoframe( |
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142 | struct drm_encoder *encoder, |
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143 | enum r600_hdmi_color_format color_format, |
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144 | int active_information_present, |
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145 | uint8_t active_format_aspect_ratio, |
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146 | uint8_t scan_information, |
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147 | uint8_t colorimetry, |
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148 | uint8_t ex_colorimetry, |
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149 | uint8_t quantization, |
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150 | int ITC, |
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151 | uint8_t picture_aspect_ratio, |
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152 | uint8_t video_format_identification, |
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153 | uint8_t pixel_repetition, |
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154 | uint8_t non_uniform_picture_scaling, |
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155 | uint8_t bar_info_data_valid, |
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156 | uint16_t top_bar, |
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157 | uint16_t bottom_bar, |
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158 | uint16_t left_bar, |
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159 | uint16_t right_bar |
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160 | ) |
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161 | { |
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162 | struct drm_device *dev = encoder->dev; |
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163 | struct radeon_device *rdev = dev->dev_private; |
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2997 | Serge | 164 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
165 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
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166 | uint32_t offset = dig->afmt->offset; |
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1403 | serge | 167 | |
168 | uint8_t frame[14]; |
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169 | |||
170 | frame[0x0] = 0; |
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171 | frame[0x1] = |
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172 | (scan_information & 0x3) | |
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173 | ((bar_info_data_valid & 0x3) << 2) | |
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174 | ((active_information_present & 0x1) << 4) | |
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175 | ((color_format & 0x3) << 5); |
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176 | frame[0x2] = |
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177 | (active_format_aspect_ratio & 0xF) | |
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178 | ((picture_aspect_ratio & 0x3) << 4) | |
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179 | ((colorimetry & 0x3) << 6); |
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180 | frame[0x3] = |
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181 | (non_uniform_picture_scaling & 0x3) | |
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182 | ((quantization & 0x3) << 2) | |
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183 | ((ex_colorimetry & 0x7) << 4) | |
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184 | ((ITC & 0x1) << 7); |
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185 | frame[0x4] = (video_format_identification & 0x7F); |
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186 | frame[0x5] = (pixel_repetition & 0xF); |
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187 | frame[0x6] = (top_bar & 0xFF); |
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188 | frame[0x7] = (top_bar >> 8); |
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189 | frame[0x8] = (bottom_bar & 0xFF); |
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190 | frame[0x9] = (bottom_bar >> 8); |
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191 | frame[0xA] = (left_bar & 0xFF); |
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192 | frame[0xB] = (left_bar >> 8); |
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193 | frame[0xC] = (right_bar & 0xFF); |
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194 | frame[0xD] = (right_bar >> 8); |
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195 | |||
196 | r600_hdmi_infoframe_checksum(0x82, 0x02, 0x0D, frame); |
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2997 | Serge | 197 | /* Our header values (type, version, length) should be alright, Intel |
198 | * is using the same. Checksum function also seems to be OK, it works |
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199 | * fine for audio infoframe. However calculated value is always lower |
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200 | * by 2 in comparison to fglrx. It breaks displaying anything in case |
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201 | * of TVs that strictly check the checksum. Hack it manually here to |
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202 | * workaround this issue. */ |
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203 | frame[0x0] += 2; |
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1403 | serge | 204 | |
2997 | Serge | 205 | WREG32(HDMI0_AVI_INFO0 + offset, |
1403 | serge | 206 | frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24)); |
2997 | Serge | 207 | WREG32(HDMI0_AVI_INFO1 + offset, |
1403 | serge | 208 | frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24)); |
2997 | Serge | 209 | WREG32(HDMI0_AVI_INFO2 + offset, |
1403 | serge | 210 | frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24)); |
2997 | Serge | 211 | WREG32(HDMI0_AVI_INFO3 + offset, |
1403 | serge | 212 | frame[0xC] | (frame[0xD] << 8)); |
213 | } |
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214 | |||
215 | /* |
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216 | * build a Audio Info Frame |
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217 | */ |
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218 | static void r600_hdmi_audioinfoframe( |
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219 | struct drm_encoder *encoder, |
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220 | uint8_t channel_count, |
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221 | uint8_t coding_type, |
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222 | uint8_t sample_size, |
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223 | uint8_t sample_frequency, |
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224 | uint8_t format, |
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225 | uint8_t channel_allocation, |
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226 | uint8_t level_shift, |
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227 | int downmix_inhibit |
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228 | ) |
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229 | { |
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230 | struct drm_device *dev = encoder->dev; |
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231 | struct radeon_device *rdev = dev->dev_private; |
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2997 | Serge | 232 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
233 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
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234 | uint32_t offset = dig->afmt->offset; |
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1403 | serge | 235 | |
236 | uint8_t frame[11]; |
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237 | |||
238 | frame[0x0] = 0; |
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239 | frame[0x1] = (channel_count & 0x7) | ((coding_type & 0xF) << 4); |
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240 | frame[0x2] = (sample_size & 0x3) | ((sample_frequency & 0x7) << 2); |
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241 | frame[0x3] = format; |
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242 | frame[0x4] = channel_allocation; |
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243 | frame[0x5] = ((level_shift & 0xF) << 3) | ((downmix_inhibit & 0x1) << 7); |
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244 | frame[0x6] = 0; |
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245 | frame[0x7] = 0; |
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246 | frame[0x8] = 0; |
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247 | frame[0x9] = 0; |
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248 | frame[0xA] = 0; |
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249 | |||
250 | r600_hdmi_infoframe_checksum(0x84, 0x01, 0x0A, frame); |
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251 | |||
2997 | Serge | 252 | WREG32(HDMI0_AUDIO_INFO0 + offset, |
1403 | serge | 253 | frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24)); |
2997 | Serge | 254 | WREG32(HDMI0_AUDIO_INFO1 + offset, |
1403 | serge | 255 | frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x8] << 24)); |
256 | } |
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257 | |||
258 | /* |
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259 | * test if audio buffer is filled enough to start playing |
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260 | */ |
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2997 | Serge | 261 | static bool r600_hdmi_is_audio_buffer_filled(struct drm_encoder *encoder) |
1403 | serge | 262 | { |
263 | struct drm_device *dev = encoder->dev; |
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264 | struct radeon_device *rdev = dev->dev_private; |
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2997 | Serge | 265 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
266 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
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267 | uint32_t offset = dig->afmt->offset; |
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1403 | serge | 268 | |
2997 | Serge | 269 | return (RREG32(HDMI0_STATUS + offset) & 0x10) != 0; |
1403 | serge | 270 | } |
271 | |||
272 | /* |
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273 | * have buffer status changed since last call? |
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274 | */ |
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275 | int r600_hdmi_buffer_status_changed(struct drm_encoder *encoder) |
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276 | { |
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277 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
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2997 | Serge | 278 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
1403 | serge | 279 | int status, result; |
280 | |||
2997 | Serge | 281 | if (!dig->afmt || !dig->afmt->enabled) |
1403 | serge | 282 | return 0; |
283 | |||
284 | status = r600_hdmi_is_audio_buffer_filled(encoder); |
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2997 | Serge | 285 | result = dig->afmt->last_buffer_filled_status != status; |
286 | dig->afmt->last_buffer_filled_status = status; |
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1403 | serge | 287 | |
288 | return result; |
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289 | } |
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290 | |||
291 | /* |
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292 | * write the audio workaround status to the hardware |
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293 | */ |
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2997 | Serge | 294 | static void r600_hdmi_audio_workaround(struct drm_encoder *encoder) |
1403 | serge | 295 | { |
296 | struct drm_device *dev = encoder->dev; |
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297 | struct radeon_device *rdev = dev->dev_private; |
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298 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
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2997 | Serge | 299 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
300 | uint32_t offset = dig->afmt->offset; |
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301 | bool hdmi_audio_workaround = false; /* FIXME */ |
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302 | u32 value; |
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1403 | serge | 303 | |
2997 | Serge | 304 | if (!hdmi_audio_workaround || |
305 | r600_hdmi_is_audio_buffer_filled(encoder)) |
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306 | value = 0; /* disable workaround */ |
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307 | else |
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308 | value = HDMI0_AUDIO_TEST_EN; /* enable workaround */ |
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309 | WREG32_P(HDMI0_AUDIO_PACKET_CONTROL + offset, |
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310 | value, ~HDMI0_AUDIO_TEST_EN); |
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1403 | serge | 311 | } |
312 | |||
313 | |||
314 | /* |
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315 | * update the info frames with the data from the current display mode |
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316 | */ |
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317 | void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mode) |
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318 | { |
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319 | struct drm_device *dev = encoder->dev; |
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320 | struct radeon_device *rdev = dev->dev_private; |
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2997 | Serge | 321 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
322 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
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323 | uint32_t offset; |
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1403 | serge | 324 | |
2997 | Serge | 325 | /* Silent, r600_hdmi_enable will raise WARN for us */ |
326 | if (!dig->afmt->enabled) |
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1963 | serge | 327 | return; |
2997 | Serge | 328 | offset = dig->afmt->offset; |
1963 | serge | 329 | |
2997 | Serge | 330 | // r600_audio_set_clock(encoder, mode->clock); |
1403 | serge | 331 | |
2997 | Serge | 332 | WREG32(HDMI0_VBI_PACKET_CONTROL + offset, |
333 | HDMI0_NULL_SEND); /* send null packets when required */ |
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1403 | serge | 334 | |
2997 | Serge | 335 | WREG32(HDMI0_AUDIO_CRC_CONTROL + offset, 0x1000); |
1403 | serge | 336 | |
2997 | Serge | 337 | if (ASIC_IS_DCE32(rdev)) { |
338 | WREG32(HDMI0_AUDIO_PACKET_CONTROL + offset, |
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339 | HDMI0_AUDIO_DELAY_EN(1) | /* default audio delay */ |
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340 | HDMI0_AUDIO_PACKETS_PER_LINE(3)); /* should be suffient for all audio modes and small enough for all hblanks */ |
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341 | WREG32(AFMT_AUDIO_PACKET_CONTROL + offset, |
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342 | AFMT_AUDIO_SAMPLE_SEND | /* send audio packets */ |
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343 | AFMT_60958_CS_UPDATE); /* allow 60958 channel status fields to be updated */ |
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344 | } else { |
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345 | WREG32(HDMI0_AUDIO_PACKET_CONTROL + offset, |
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346 | HDMI0_AUDIO_SAMPLE_SEND | /* send audio packets */ |
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347 | HDMI0_AUDIO_DELAY_EN(1) | /* default audio delay */ |
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348 | HDMI0_AUDIO_PACKETS_PER_LINE(3) | /* should be suffient for all audio modes and small enough for all hblanks */ |
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349 | HDMI0_60958_CS_UPDATE); /* allow 60958 channel status fields to be updated */ |
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350 | } |
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1403 | serge | 351 | |
2997 | Serge | 352 | WREG32(HDMI0_ACR_PACKET_CONTROL + offset, |
353 | HDMI0_ACR_AUTO_SEND | /* allow hw to sent ACR packets when required */ |
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354 | HDMI0_ACR_SOURCE); /* select SW CTS value */ |
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1403 | serge | 355 | |
2997 | Serge | 356 | WREG32(HDMI0_VBI_PACKET_CONTROL + offset, |
357 | HDMI0_NULL_SEND | /* send null packets when required */ |
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358 | HDMI0_GC_SEND | /* send general control packets */ |
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359 | HDMI0_GC_CONT); /* send general control packets every frame */ |
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1403 | serge | 360 | |
2997 | Serge | 361 | /* TODO: HDMI0_AUDIO_INFO_UPDATE */ |
362 | WREG32(HDMI0_INFOFRAME_CONTROL0 + offset, |
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363 | HDMI0_AVI_INFO_SEND | /* enable AVI info frames */ |
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364 | HDMI0_AVI_INFO_CONT | /* send AVI info frames every frame/field */ |
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365 | HDMI0_AUDIO_INFO_SEND | /* enable audio info frames (frames won't be set until audio is enabled) */ |
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366 | HDMI0_AUDIO_INFO_CONT); /* send audio info frames every frame/field */ |
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367 | |||
368 | WREG32(HDMI0_INFOFRAME_CONTROL1 + offset, |
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369 | HDMI0_AVI_INFO_LINE(2) | /* anything other than 0 */ |
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370 | HDMI0_AUDIO_INFO_LINE(2)); /* anything other than 0 */ |
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371 | |||
372 | WREG32(HDMI0_GC + offset, 0); /* unset HDMI0_GC_AVMUTE */ |
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373 | |||
1403 | serge | 374 | r600_hdmi_videoinfoframe(encoder, RGB, 0, 0, 0, 0, |
375 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); |
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376 | |||
2997 | Serge | 377 | r600_hdmi_update_ACR(encoder, mode->clock); |
378 | |||
1963 | serge | 379 | /* it's unknown what these bits do excatly, but it's indeed quite useful for debugging */ |
2997 | Serge | 380 | WREG32(HDMI0_RAMP_CONTROL0 + offset, 0x00FFFFFF); |
381 | WREG32(HDMI0_RAMP_CONTROL1 + offset, 0x007FFFFF); |
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382 | WREG32(HDMI0_RAMP_CONTROL2 + offset, 0x00000001); |
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383 | WREG32(HDMI0_RAMP_CONTROL3 + offset, 0x00000001); |
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1403 | serge | 384 | |
385 | r600_hdmi_audio_workaround(encoder); |
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386 | } |
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387 | |||
2997 | Serge | 388 | #if 0 |
1403 | serge | 389 | /* |
390 | * update settings with current parameters from audio engine |
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391 | */ |
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1963 | serge | 392 | void r600_hdmi_update_audio_settings(struct drm_encoder *encoder) |
1403 | serge | 393 | { |
394 | struct drm_device *dev = encoder->dev; |
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395 | struct radeon_device *rdev = dev->dev_private; |
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2997 | Serge | 396 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
397 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
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398 | struct r600_audio audio = r600_audio_status(rdev); |
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399 | uint32_t offset; |
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1403 | serge | 400 | uint32_t iec; |
401 | |||
2997 | Serge | 402 | if (!dig->afmt || !dig->afmt->enabled) |
1403 | serge | 403 | return; |
2997 | Serge | 404 | offset = dig->afmt->offset; |
1403 | serge | 405 | |
406 | DRM_DEBUG("%s with %d channels, %d Hz sampling rate, %d bits per sample,\n", |
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407 | r600_hdmi_is_audio_buffer_filled(encoder) ? "playing" : "stopped", |
||
2997 | Serge | 408 | audio.channels, audio.rate, audio.bits_per_sample); |
1403 | serge | 409 | DRM_DEBUG("0x%02X IEC60958 status bits and 0x%02X category code\n", |
2997 | Serge | 410 | (int)audio.status_bits, (int)audio.category_code); |
1403 | serge | 411 | |
412 | iec = 0; |
||
2997 | Serge | 413 | if (audio.status_bits & AUDIO_STATUS_PROFESSIONAL) |
1403 | serge | 414 | iec |= 1 << 0; |
2997 | Serge | 415 | if (audio.status_bits & AUDIO_STATUS_NONAUDIO) |
1403 | serge | 416 | iec |= 1 << 1; |
2997 | Serge | 417 | if (audio.status_bits & AUDIO_STATUS_COPYRIGHT) |
1403 | serge | 418 | iec |= 1 << 2; |
2997 | Serge | 419 | if (audio.status_bits & AUDIO_STATUS_EMPHASIS) |
1403 | serge | 420 | iec |= 1 << 3; |
421 | |||
2997 | Serge | 422 | iec |= HDMI0_60958_CS_CATEGORY_CODE(audio.category_code); |
1403 | serge | 423 | |
2997 | Serge | 424 | switch (audio.rate) { |
425 | case 32000: |
||
426 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0x3); |
||
427 | break; |
||
428 | case 44100: |
||
429 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0x0); |
||
430 | break; |
||
431 | case 48000: |
||
432 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0x2); |
||
433 | break; |
||
434 | case 88200: |
||
435 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0x8); |
||
436 | break; |
||
437 | case 96000: |
||
438 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0xa); |
||
439 | break; |
||
440 | case 176400: |
||
441 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0xc); |
||
442 | break; |
||
443 | case 192000: |
||
444 | iec |= HDMI0_60958_CS_SAMPLING_FREQUENCY(0xe); |
||
445 | break; |
||
1403 | serge | 446 | } |
447 | |||
2997 | Serge | 448 | WREG32(HDMI0_60958_0 + offset, iec); |
1403 | serge | 449 | |
450 | iec = 0; |
||
2997 | Serge | 451 | switch (audio.bits_per_sample) { |
452 | case 16: |
||
453 | iec |= HDMI0_60958_CS_WORD_LENGTH(0x2); |
||
1963 | serge | 454 | break; |
2997 | Serge | 455 | case 20: |
456 | iec |= HDMI0_60958_CS_WORD_LENGTH(0x3); |
||
1963 | serge | 457 | break; |
2997 | Serge | 458 | case 24: |
459 | iec |= HDMI0_60958_CS_WORD_LENGTH(0xb); |
||
1963 | serge | 460 | break; |
461 | } |
||
2997 | Serge | 462 | if (audio.status_bits & AUDIO_STATUS_V) |
463 | iec |= 0x5 << 16; |
||
464 | WREG32_P(HDMI0_60958_1 + offset, iec, ~0x5000f); |
||
1963 | serge | 465 | |
2997 | Serge | 466 | r600_hdmi_audioinfoframe(encoder, audio.channels - 1, 0, 0, 0, 0, 0, 0, |
467 | 0); |
||
1403 | serge | 468 | |
2997 | Serge | 469 | r600_hdmi_audio_workaround(encoder); |
1963 | serge | 470 | } |
2997 | Serge | 471 | #endif |
1963 | serge | 472 | |
1403 | serge | 473 | /* |
1963 | serge | 474 | * enable the HDMI engine |
1403 | serge | 475 | */ |
1963 | serge | 476 | void r600_hdmi_enable(struct drm_encoder *encoder) |
1403 | serge | 477 | { |
478 | struct drm_device *dev = encoder->dev; |
||
479 | struct radeon_device *rdev = dev->dev_private; |
||
480 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
||
2997 | Serge | 481 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
1963 | serge | 482 | uint32_t offset; |
2997 | Serge | 483 | u32 hdmi; |
1403 | serge | 484 | |
2997 | Serge | 485 | if (ASIC_IS_DCE6(rdev)) |
1403 | serge | 486 | return; |
487 | |||
2997 | Serge | 488 | /* Silent, r600_hdmi_enable will raise WARN for us */ |
489 | if (dig->afmt->enabled) |
||
1963 | serge | 490 | return; |
2997 | Serge | 491 | offset = dig->afmt->offset; |
1403 | serge | 492 | |
2997 | Serge | 493 | /* Older chipsets require setting HDMI and routing manually */ |
494 | if (rdev->family >= CHIP_R600 && !ASIC_IS_DCE3(rdev)) { |
||
495 | hdmi = HDMI0_ERROR_ACK | HDMI0_ENABLE; |
||
1403 | serge | 496 | switch (radeon_encoder->encoder_id) { |
497 | case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1: |
||
2997 | Serge | 498 | WREG32_P(AVIVO_TMDSA_CNTL, AVIVO_TMDSA_CNTL_HDMI_EN, |
499 | ~AVIVO_TMDSA_CNTL_HDMI_EN); |
||
500 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_TMDSA); |
||
1403 | serge | 501 | break; |
502 | case ENCODER_OBJECT_ID_INTERNAL_LVTM1: |
||
2997 | Serge | 503 | WREG32_P(AVIVO_LVTMA_CNTL, AVIVO_LVTMA_CNTL_HDMI_EN, |
504 | ~AVIVO_LVTMA_CNTL_HDMI_EN); |
||
505 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_LVTMA); |
||
506 | break; |
||
507 | case ENCODER_OBJECT_ID_INTERNAL_DDI: |
||
508 | WREG32_P(DDIA_CNTL, DDIA_HDMI_EN, ~DDIA_HDMI_EN); |
||
509 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_DDIA); |
||
510 | break; |
||
511 | case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: |
||
512 | hdmi |= HDMI0_STREAM(HDMI0_STREAM_DVOA); |
||
1403 | serge | 513 | break; |
514 | default: |
||
2997 | Serge | 515 | dev_err(rdev->dev, "Invalid encoder for HDMI: 0x%X\n", |
516 | radeon_encoder->encoder_id); |
||
1403 | serge | 517 | break; |
518 | } |
||
2997 | Serge | 519 | WREG32(HDMI0_CONTROL + offset, hdmi); |
1963 | serge | 520 | } |
521 | |||
2997 | Serge | 522 | if (rdev->irq.installed) { |
1963 | serge | 523 | /* if irq is available use it */ |
2997 | Serge | 524 | // radeon_irq_kms_enable_afmt(rdev, dig->afmt->id); |
525 | } |
||
1963 | serge | 526 | |
2997 | Serge | 527 | dig->afmt->enabled = true; |
528 | |||
1963 | serge | 529 | DRM_DEBUG("Enabling HDMI interface @ 0x%04X for encoder 0x%x\n", |
2997 | Serge | 530 | offset, radeon_encoder->encoder_id); |
1403 | serge | 531 | } |
532 | |||
533 | /* |
||
1963 | serge | 534 | * disable the HDMI engine |
1403 | serge | 535 | */ |
1963 | serge | 536 | void r600_hdmi_disable(struct drm_encoder *encoder) |
1403 | serge | 537 | { |
1963 | serge | 538 | struct drm_device *dev = encoder->dev; |
539 | struct radeon_device *rdev = dev->dev_private; |
||
1403 | serge | 540 | struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); |
2997 | Serge | 541 | struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; |
1963 | serge | 542 | uint32_t offset; |
1403 | serge | 543 | |
2997 | Serge | 544 | if (ASIC_IS_DCE6(rdev)) |
1963 | serge | 545 | return; |
546 | |||
2997 | Serge | 547 | /* Called for ATOM_ENCODER_MODE_HDMI only */ |
548 | if (!dig || !dig->afmt) { |
||
549 | WARN_ON(1); |
||
1963 | serge | 550 | return; |
551 | } |
||
2997 | Serge | 552 | if (!dig->afmt->enabled) |
553 | return; |
||
554 | offset = dig->afmt->offset; |
||
1963 | serge | 555 | |
556 | DRM_DEBUG("Disabling HDMI interface @ 0x%04X for encoder 0x%x\n", |
||
557 | offset, radeon_encoder->encoder_id); |
||
558 | |||
2997 | Serge | 559 | /* disable irq */ |
560 | // radeon_irq_kms_disable_afmt(rdev, dig->afmt->id); |
||
561 | |||
562 | /* Older chipsets not handled by AtomBIOS */ |
||
563 | if (rdev->family >= CHIP_R600 && !ASIC_IS_DCE3(rdev)) { |
||
1403 | serge | 564 | switch (radeon_encoder->encoder_id) { |
565 | case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1: |
||
2997 | Serge | 566 | WREG32_P(AVIVO_TMDSA_CNTL, 0, |
567 | ~AVIVO_TMDSA_CNTL_HDMI_EN); |
||
1403 | serge | 568 | break; |
569 | case ENCODER_OBJECT_ID_INTERNAL_LVTM1: |
||
2997 | Serge | 570 | WREG32_P(AVIVO_LVTMA_CNTL, 0, |
571 | ~AVIVO_LVTMA_CNTL_HDMI_EN); |
||
1403 | serge | 572 | break; |
2997 | Serge | 573 | case ENCODER_OBJECT_ID_INTERNAL_DDI: |
574 | WREG32_P(DDIA_CNTL, 0, ~DDIA_HDMI_EN); |
||
575 | break; |
||
576 | case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: |
||
577 | break; |
||
1403 | serge | 578 | default: |
2997 | Serge | 579 | dev_err(rdev->dev, "Invalid encoder for HDMI: 0x%X\n", |
580 | radeon_encoder->encoder_id); |
||
1403 | serge | 581 | break; |
582 | } |
||
2997 | Serge | 583 | WREG32(HDMI0_CONTROL + offset, HDMI0_ERROR_ACK); |
1963 | serge | 584 | } |
1403 | serge | 585 | |
2997 | Serge | 586 | dig->afmt->enabled = false; |
1403 | serge | 587 | }><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>=> |