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1408 | serge | 1 | /* |
2 | * Copyright © 2006 Keith Packard |
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3 | * Copyright © 2007-2008 Dave Airlie |
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4 | * Copyright © 2007-2008 Intel Corporation |
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5 | * Jesse Barnes |
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6 | * |
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7 | * Permission is hereby granted, free of charge, to any person obtaining a |
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8 | * copy of this software and associated documentation files (the "Software"), |
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9 | * to deal in the Software without restriction, including without limitation |
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10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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11 | * and/or sell copies of the Software, and to permit persons to whom the |
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12 | * Software is furnished to do so, subject to the following conditions: |
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13 | * |
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14 | * The above copyright notice and this permission notice shall be included in |
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15 | * all copies or substantial portions of the Software. |
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16 | * |
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17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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20 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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23 | * OTHER DEALINGS IN THE SOFTWARE. |
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24 | */ |
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25 | #ifndef __DRM_CRTC_H__ |
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26 | #define __DRM_CRTC_H__ |
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27 | |||
28 | #include |
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1630 | serge | 29 | #include |
1408 | serge | 30 | #include |
31 | #include |
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32 | |||
33 | #include |
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34 | |||
35 | struct drm_device; |
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36 | struct drm_mode_set; |
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37 | struct drm_framebuffer; |
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38 | |||
39 | |||
40 | #define DRM_MODE_OBJECT_CRTC 0xcccccccc |
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41 | #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 |
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42 | #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 |
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43 | #define DRM_MODE_OBJECT_MODE 0xdededede |
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44 | #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 |
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45 | #define DRM_MODE_OBJECT_FB 0xfbfbfbfb |
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46 | #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb |
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47 | |||
48 | struct drm_mode_object { |
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49 | uint32_t id; |
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50 | uint32_t type; |
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51 | }; |
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52 | |||
53 | /* |
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54 | * Note on terminology: here, for brevity and convenience, we refer to connector |
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55 | * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, |
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56 | * DVI, etc. And 'screen' refers to the whole of the visible display, which |
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57 | * may span multiple monitors (and therefore multiple CRTC and connector |
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58 | * structures). |
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59 | */ |
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60 | |||
61 | enum drm_mode_status { |
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62 | MODE_OK = 0, /* Mode OK */ |
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63 | MODE_HSYNC, /* hsync out of range */ |
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64 | MODE_VSYNC, /* vsync out of range */ |
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65 | MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ |
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66 | MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ |
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67 | MODE_BAD_WIDTH, /* requires an unsupported linepitch */ |
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1964 | serge | 68 | MODE_NOMODE, /* no mode with a matching name */ |
1408 | serge | 69 | MODE_NO_INTERLACE, /* interlaced mode not supported */ |
70 | MODE_NO_DBLESCAN, /* doublescan mode not supported */ |
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71 | MODE_NO_VSCAN, /* multiscan mode not supported */ |
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72 | MODE_MEM, /* insufficient video memory */ |
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73 | MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ |
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74 | MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ |
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75 | MODE_MEM_VIRT, /* insufficient video memory given virtual size */ |
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76 | MODE_NOCLOCK, /* no fixed clock available */ |
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77 | MODE_CLOCK_HIGH, /* clock required is too high */ |
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78 | MODE_CLOCK_LOW, /* clock required is too low */ |
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79 | MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ |
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80 | MODE_BAD_HVALUE, /* horizontal timing was out of range */ |
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81 | MODE_BAD_VVALUE, /* vertical timing was out of range */ |
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82 | MODE_BAD_VSCAN, /* VScan value out of range */ |
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83 | MODE_HSYNC_NARROW, /* horizontal sync too narrow */ |
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84 | MODE_HSYNC_WIDE, /* horizontal sync too wide */ |
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85 | MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ |
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86 | MODE_HBLANK_WIDE, /* horizontal blanking too wide */ |
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87 | MODE_VSYNC_NARROW, /* vertical sync too narrow */ |
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88 | MODE_VSYNC_WIDE, /* vertical sync too wide */ |
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89 | MODE_VBLANK_NARROW, /* vertical blanking too narrow */ |
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90 | MODE_VBLANK_WIDE, /* vertical blanking too wide */ |
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91 | MODE_PANEL, /* exceeds panel dimensions */ |
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92 | MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ |
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93 | MODE_ONE_WIDTH, /* only one width is supported */ |
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94 | MODE_ONE_HEIGHT, /* only one height is supported */ |
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95 | MODE_ONE_SIZE, /* only one resolution is supported */ |
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96 | MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ |
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97 | MODE_UNVERIFIED = -3, /* mode needs to reverified */ |
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98 | MODE_BAD = -2, /* unspecified reason */ |
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99 | MODE_ERROR = -1 /* error condition */ |
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100 | }; |
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101 | |||
102 | #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ |
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103 | DRM_MODE_TYPE_CRTC_C) |
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104 | |||
105 | #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ |
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106 | .name = nm, .status = 0, .type = (t), .clock = (c), \ |
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107 | .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ |
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108 | .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ |
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109 | .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ |
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110 | .vscan = (vs), .flags = (f), .vrefresh = 0 |
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111 | |||
112 | #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ |
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113 | |||
114 | struct drm_display_mode { |
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115 | /* Header */ |
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116 | struct list_head head; |
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117 | struct drm_mode_object base; |
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118 | |||
119 | char name[DRM_DISPLAY_MODE_LEN]; |
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120 | |||
121 | int connector_count; |
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122 | enum drm_mode_status status; |
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123 | int type; |
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124 | |||
125 | /* Proposed mode values */ |
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126 | int clock; /* in kHz */ |
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127 | int hdisplay; |
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128 | int hsync_start; |
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129 | int hsync_end; |
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130 | int htotal; |
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131 | int hskew; |
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132 | int vdisplay; |
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133 | int vsync_start; |
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134 | int vsync_end; |
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135 | int vtotal; |
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136 | int vscan; |
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137 | unsigned int flags; |
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138 | |||
139 | /* Addressable image size (may be 0 for projectors, etc.) */ |
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140 | int width_mm; |
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141 | int height_mm; |
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142 | |||
143 | /* Actual mode we give to hw */ |
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144 | int clock_index; |
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145 | int synth_clock; |
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146 | int crtc_hdisplay; |
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147 | int crtc_hblank_start; |
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148 | int crtc_hblank_end; |
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149 | int crtc_hsync_start; |
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150 | int crtc_hsync_end; |
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151 | int crtc_htotal; |
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152 | int crtc_hskew; |
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153 | int crtc_vdisplay; |
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154 | int crtc_vblank_start; |
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155 | int crtc_vblank_end; |
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156 | int crtc_vsync_start; |
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157 | int crtc_vsync_end; |
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158 | int crtc_vtotal; |
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159 | int crtc_hadjusted; |
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160 | int crtc_vadjusted; |
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161 | |||
162 | /* Driver private mode info */ |
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163 | int private_size; |
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164 | int *private; |
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165 | int private_flags; |
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166 | |||
167 | int vrefresh; /* in Hz */ |
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168 | int hsync; /* in kHz */ |
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169 | }; |
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170 | |||
171 | enum drm_connector_status { |
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172 | connector_status_connected = 1, |
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173 | connector_status_disconnected = 2, |
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174 | connector_status_unknown = 3, |
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175 | }; |
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176 | |||
177 | enum subpixel_order { |
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178 | SubPixelUnknown = 0, |
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179 | SubPixelHorizontalRGB, |
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180 | SubPixelHorizontalBGR, |
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181 | SubPixelVerticalRGB, |
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182 | SubPixelVerticalBGR, |
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183 | SubPixelNone, |
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184 | }; |
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185 | |||
1964 | serge | 186 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
187 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) |
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188 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) |
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1408 | serge | 189 | /* |
190 | * Describes a given display (e.g. CRT or flat panel) and its limitations. |
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191 | */ |
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192 | struct drm_display_info { |
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193 | char name[DRM_DISPLAY_INFO_LEN]; |
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1964 | serge | 194 | |
1408 | serge | 195 | /* Physical size */ |
196 | unsigned int width_mm; |
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197 | unsigned int height_mm; |
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198 | |||
199 | /* Clock limits FIXME: storage format */ |
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200 | unsigned int min_vfreq, max_vfreq; |
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201 | unsigned int min_hfreq, max_hfreq; |
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202 | unsigned int pixel_clock; |
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1964 | serge | 203 | unsigned int bpc; |
1408 | serge | 204 | |
205 | enum subpixel_order subpixel_order; |
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1964 | serge | 206 | u32 color_formats; |
1408 | serge | 207 | |
2161 | serge | 208 | u8 cea_rev; |
209 | |||
1408 | serge | 210 | char *raw_edid; /* if any */ |
211 | }; |
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212 | |||
213 | struct drm_framebuffer_funcs { |
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214 | void (*destroy)(struct drm_framebuffer *framebuffer); |
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215 | int (*create_handle)(struct drm_framebuffer *fb, |
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216 | struct drm_file *file_priv, |
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217 | unsigned int *handle); |
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218 | /** |
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219 | * Optinal callback for the dirty fb ioctl. |
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220 | * |
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221 | * Userspace can notify the driver via this callback |
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222 | * that a area of the framebuffer has changed and should |
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223 | * be flushed to the display hardware. |
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224 | * |
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225 | * See documentation in drm_mode.h for the struct |
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226 | * drm_mode_fb_dirty_cmd for more information as all |
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227 | * the semantics and arguments have a one to one mapping |
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228 | * on this function. |
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229 | */ |
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1964 | serge | 230 | int (*dirty)(struct drm_framebuffer *framebuffer, |
231 | struct drm_file *file_priv, unsigned flags, |
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1408 | serge | 232 | unsigned color, struct drm_clip_rect *clips, |
233 | unsigned num_clips); |
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234 | }; |
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235 | |||
236 | struct drm_framebuffer { |
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237 | struct drm_device *dev; |
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238 | struct list_head head; |
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239 | struct drm_mode_object base; |
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240 | const struct drm_framebuffer_funcs *funcs; |
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241 | unsigned int pitch; |
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242 | unsigned int width; |
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243 | unsigned int height; |
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244 | /* depth can be 15 or 16 */ |
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245 | unsigned int depth; |
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246 | int bits_per_pixel; |
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247 | int flags; |
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248 | struct list_head filp_head; |
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249 | /* if you are using the helper */ |
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250 | void *helper_private; |
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251 | }; |
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252 | |||
253 | struct drm_property_blob { |
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254 | struct drm_mode_object base; |
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255 | struct list_head head; |
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256 | unsigned int length; |
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257 | void *data; |
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258 | }; |
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259 | |||
260 | struct drm_property_enum { |
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261 | uint64_t value; |
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262 | struct list_head head; |
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263 | char name[DRM_PROP_NAME_LEN]; |
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264 | }; |
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265 | |||
266 | struct drm_property { |
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267 | struct list_head head; |
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268 | struct drm_mode_object base; |
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269 | uint32_t flags; |
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270 | char name[DRM_PROP_NAME_LEN]; |
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271 | uint32_t num_values; |
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272 | uint64_t *values; |
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273 | |||
274 | struct list_head enum_blob_list; |
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275 | }; |
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276 | |||
277 | struct drm_crtc; |
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278 | struct drm_connector; |
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279 | struct drm_encoder; |
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280 | struct drm_pending_vblank_event; |
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281 | |||
282 | /** |
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283 | * drm_crtc_funcs - control CRTCs for a given device |
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1964 | serge | 284 | * @reset: reset CRTC after state has been invalidate (e.g. resume) |
1408 | serge | 285 | * @dpms: control display power levels |
286 | * @save: save CRTC state |
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287 | * @resore: restore CRTC state |
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288 | * @lock: lock the CRTC |
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289 | * @unlock: unlock the CRTC |
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290 | * @shadow_allocate: allocate shadow pixmap |
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291 | * @shadow_create: create shadow pixmap for rotation support |
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292 | * @shadow_destroy: free shadow pixmap |
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293 | * @mode_fixup: fixup proposed mode |
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294 | * @mode_set: set the desired mode on the CRTC |
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295 | * @gamma_set: specify color ramp for CRTC |
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296 | * @destroy: deinit and free object. |
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297 | * |
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298 | * The drm_crtc_funcs structure is the central CRTC management structure |
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299 | * in the DRM. Each CRTC controls one or more connectors (note that the name |
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300 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. |
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301 | * connectors, not just CRTs). |
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302 | * |
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303 | * Each driver is responsible for filling out this structure at startup time, |
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304 | * in addition to providing other modesetting features, like i2c and DDC |
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305 | * bus accessors. |
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306 | */ |
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307 | struct drm_crtc_funcs { |
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308 | /* Save CRTC state */ |
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309 | void (*save)(struct drm_crtc *crtc); /* suspend? */ |
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310 | /* Restore CRTC state */ |
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311 | void (*restore)(struct drm_crtc *crtc); /* resume? */ |
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1964 | serge | 312 | /* Reset CRTC state */ |
313 | void (*reset)(struct drm_crtc *crtc); |
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1408 | serge | 314 | |
315 | /* cursor controls */ |
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316 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, |
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317 | uint32_t handle, uint32_t width, uint32_t height); |
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318 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
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319 | |||
320 | /* Set gamma on the CRTC */ |
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321 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, |
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1964 | serge | 322 | uint32_t start, uint32_t size); |
1408 | serge | 323 | /* Object destroy routine */ |
324 | void (*destroy)(struct drm_crtc *crtc); |
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325 | |||
326 | int (*set_config)(struct drm_mode_set *set); |
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327 | |||
328 | /* |
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329 | * Flip to the given framebuffer. This implements the page |
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1964 | serge | 330 | * flip ioctl described in drm_mode.h, specifically, the |
1408 | serge | 331 | * implementation must return immediately and block all |
332 | * rendering to the current fb until the flip has completed. |
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333 | * If userspace set the event flag in the ioctl, the event |
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334 | * argument will point to an event to send back when the flip |
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335 | * completes, otherwise it will be NULL. |
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336 | */ |
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337 | int (*page_flip)(struct drm_crtc *crtc, |
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338 | struct drm_framebuffer *fb, |
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339 | struct drm_pending_vblank_event *event); |
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340 | }; |
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341 | |||
342 | /** |
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343 | * drm_crtc - central CRTC control structure |
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344 | * @enabled: is this CRTC enabled? |
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345 | * @x: x position on screen |
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346 | * @y: y position on screen |
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347 | * @funcs: CRTC control functions |
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348 | * |
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349 | * Each CRTC may have one or more connectors associated with it. This structure |
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350 | * allows the CRTC to be controlled. |
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351 | */ |
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352 | struct drm_crtc { |
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353 | struct drm_device *dev; |
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354 | struct list_head head; |
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355 | |||
356 | struct drm_mode_object base; |
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357 | |||
358 | /* framebuffer the connector is currently bound to */ |
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359 | struct drm_framebuffer *fb; |
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360 | |||
361 | bool enabled; |
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362 | |||
1964 | serge | 363 | /* Requested mode from modesetting. */ |
1408 | serge | 364 | struct drm_display_mode mode; |
365 | |||
1964 | serge | 366 | /* Programmed mode in hw, after adjustments for encoders, |
367 | * crtc, panel scaling etc. Needed for timestamping etc. |
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368 | */ |
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369 | struct drm_display_mode hwmode; |
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370 | |||
1408 | serge | 371 | int x, y; |
372 | const struct drm_crtc_funcs *funcs; |
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373 | |||
374 | /* CRTC gamma size for reporting to userspace */ |
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375 | uint32_t gamma_size; |
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376 | uint16_t *gamma_store; |
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377 | |||
1964 | serge | 378 | /* Constants needed for precise vblank and swap timestamping. */ |
379 | s64 framedur_ns, linedur_ns, pixeldur_ns; |
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380 | |||
1408 | serge | 381 | /* if you are using the helper */ |
382 | void *helper_private; |
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383 | }; |
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384 | |||
385 | |||
386 | /** |
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387 | * drm_connector_funcs - control connectors on a given device |
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388 | * @dpms: set power state (see drm_crtc_funcs above) |
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389 | * @save: save connector state |
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390 | * @restore: restore connector state |
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1964 | serge | 391 | * @reset: reset connector after state has been invalidate (e.g. resume) |
1408 | serge | 392 | * @mode_valid: is this mode valid on the given connector? |
393 | * @mode_fixup: try to fixup proposed mode for this connector |
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394 | * @mode_set: set this mode |
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395 | * @detect: is this connector active? |
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396 | * @get_modes: get mode list for this connector |
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397 | * @set_property: property for this connector may need update |
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398 | * @destroy: make object go away |
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399 | * @force: notify the driver the connector is forced on |
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400 | * |
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401 | * Each CRTC may have one or more connectors attached to it. The functions |
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402 | * below allow the core DRM code to control connectors, enumerate available modes, |
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403 | * etc. |
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404 | */ |
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405 | struct drm_connector_funcs { |
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406 | void (*dpms)(struct drm_connector *connector, int mode); |
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407 | void (*save)(struct drm_connector *connector); |
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408 | void (*restore)(struct drm_connector *connector); |
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1964 | serge | 409 | void (*reset)(struct drm_connector *connector); |
410 | |||
411 | /* Check to see if anything is attached to the connector. |
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412 | * @force is set to false whilst polling, true when checking the |
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413 | * connector due to user request. @force can be used by the driver |
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414 | * to avoid expensive, destructive operations during automated |
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415 | * probing. |
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416 | */ |
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417 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
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418 | bool force); |
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1408 | serge | 419 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
420 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
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421 | uint64_t val); |
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422 | void (*destroy)(struct drm_connector *connector); |
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423 | void (*force)(struct drm_connector *connector); |
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424 | }; |
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425 | |||
426 | struct drm_encoder_funcs { |
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1964 | serge | 427 | void (*reset)(struct drm_encoder *encoder); |
1408 | serge | 428 | void (*destroy)(struct drm_encoder *encoder); |
429 | }; |
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430 | |||
431 | #define DRM_CONNECTOR_MAX_UMODES 16 |
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432 | #define DRM_CONNECTOR_MAX_PROPERTY 16 |
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433 | #define DRM_CONNECTOR_LEN 32 |
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434 | #define DRM_CONNECTOR_MAX_ENCODER 2 |
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435 | |||
436 | /** |
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437 | * drm_encoder - central DRM encoder structure |
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438 | */ |
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439 | struct drm_encoder { |
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440 | struct drm_device *dev; |
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441 | struct list_head head; |
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442 | |||
443 | struct drm_mode_object base; |
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444 | int encoder_type; |
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445 | uint32_t possible_crtcs; |
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446 | uint32_t possible_clones; |
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447 | |||
448 | struct drm_crtc *crtc; |
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449 | const struct drm_encoder_funcs *funcs; |
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450 | void *helper_private; |
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451 | }; |
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452 | |||
453 | enum drm_connector_force { |
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454 | DRM_FORCE_UNSPECIFIED, |
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455 | DRM_FORCE_OFF, |
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456 | DRM_FORCE_ON, /* force on analog part normally */ |
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457 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ |
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458 | }; |
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459 | |||
1964 | serge | 460 | /* should we poll this connector for connects and disconnects */ |
461 | /* hot plug detectable */ |
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462 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) |
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463 | /* poll for connections */ |
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464 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) |
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465 | /* can cleanly poll for disconnections without flickering the screen */ |
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466 | /* DACs should rarely do this without a lot of testing */ |
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467 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) |
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468 | |||
1408 | serge | 469 | /** |
470 | * drm_connector - central DRM connector control structure |
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471 | * @crtc: CRTC this connector is currently connected to, NULL if none |
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472 | * @interlace_allowed: can this connector handle interlaced modes? |
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473 | * @doublescan_allowed: can this connector handle doublescan? |
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474 | * @available_modes: modes available on this connector (from get_modes() + user) |
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475 | * @initial_x: initial x position for this connector |
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476 | * @initial_y: initial y position for this connector |
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477 | * @status: connector connected? |
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478 | * @funcs: connector control functions |
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479 | * |
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480 | * Each connector may be connected to one or more CRTCs, or may be clonable by |
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481 | * another connector if they can share a CRTC. Each connector also has a specific |
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482 | * position in the broader display (referred to as a 'screen' though it could |
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483 | * span multiple monitors). |
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484 | */ |
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485 | struct drm_connector { |
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486 | struct drm_device *dev; |
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1964 | serge | 487 | struct device kdev; |
1408 | serge | 488 | struct device_attribute *attr; |
489 | struct list_head head; |
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490 | |||
491 | struct drm_mode_object base; |
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492 | |||
493 | int connector_type; |
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494 | int connector_type_id; |
||
495 | bool interlace_allowed; |
||
496 | bool doublescan_allowed; |
||
497 | struct list_head modes; /* list of modes on this connector */ |
||
498 | |||
499 | int initial_x, initial_y; |
||
500 | enum drm_connector_status status; |
||
501 | |||
502 | /* these are modes added by probing with DDC or the BIOS */ |
||
503 | struct list_head probed_modes; |
||
504 | |||
505 | struct drm_display_info display_info; |
||
506 | const struct drm_connector_funcs *funcs; |
||
507 | |||
508 | struct list_head user_modes; |
||
509 | struct drm_property_blob *edid_blob_ptr; |
||
510 | u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; |
||
511 | uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; |
||
512 | |||
1964 | serge | 513 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
514 | |||
1408 | serge | 515 | /* requested DPMS state */ |
516 | int dpms; |
||
517 | |||
518 | void *helper_private; |
||
519 | |||
520 | /* forced on connector */ |
||
521 | enum drm_connector_force force; |
||
522 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
||
523 | uint32_t force_encoder_id; |
||
524 | struct drm_encoder *encoder; /* currently active encoder */ |
||
1987 | serge | 525 | |
526 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
||
1408 | serge | 527 | }; |
528 | |||
529 | /** |
||
530 | * struct drm_mode_set |
||
531 | * |
||
532 | * Represents a single crtc the connectors that it drives with what mode |
||
533 | * and from which framebuffer it scans out from. |
||
534 | * |
||
535 | * This is used to set modes. |
||
536 | */ |
||
537 | struct drm_mode_set { |
||
538 | struct list_head head; |
||
539 | |||
540 | struct drm_framebuffer *fb; |
||
541 | struct drm_crtc *crtc; |
||
542 | struct drm_display_mode *mode; |
||
543 | |||
544 | uint32_t x; |
||
545 | uint32_t y; |
||
546 | |||
547 | struct drm_connector **connectors; |
||
548 | size_t num_connectors; |
||
549 | }; |
||
550 | |||
551 | /** |
||
552 | * struct drm_mode_config_funcs - configure CRTCs for a given screen layout |
||
553 | */ |
||
554 | struct drm_mode_config_funcs { |
||
555 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); |
||
1964 | serge | 556 | void (*output_poll_changed)(struct drm_device *dev); |
1408 | serge | 557 | }; |
558 | |||
559 | struct drm_mode_group { |
||
560 | uint32_t num_crtcs; |
||
561 | uint32_t num_encoders; |
||
562 | uint32_t num_connectors; |
||
563 | |||
564 | /* list of object IDs for this group */ |
||
565 | uint32_t *id_list; |
||
566 | }; |
||
567 | |||
568 | /** |
||
569 | * drm_mode_config - Mode configuration control structure |
||
570 | * |
||
571 | */ |
||
572 | struct drm_mode_config { |
||
1630 | serge | 573 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
574 | struct mutex idr_mutex; /* for IDR management */ |
||
1408 | serge | 575 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
576 | /* this is limited to one for now */ |
||
577 | int num_fb; |
||
578 | struct list_head fb_list; |
||
579 | int num_connector; |
||
580 | struct list_head connector_list; |
||
581 | int num_encoder; |
||
582 | struct list_head encoder_list; |
||
583 | |||
584 | int num_crtc; |
||
585 | struct list_head crtc_list; |
||
586 | |||
587 | struct list_head property_list; |
||
588 | |||
589 | int min_width, min_height; |
||
590 | int max_width, max_height; |
||
591 | struct drm_mode_config_funcs *funcs; |
||
592 | resource_size_t fb_base; |
||
593 | |||
1964 | serge | 594 | /* output poll support */ |
595 | bool poll_enabled; |
||
596 | // struct delayed_work output_poll_work; |
||
597 | |||
1408 | serge | 598 | /* pointers to standard properties */ |
599 | struct list_head property_blob_list; |
||
600 | struct drm_property *edid_property; |
||
601 | struct drm_property *dpms_property; |
||
602 | |||
603 | /* DVI-I properties */ |
||
604 | struct drm_property *dvi_i_subconnector_property; |
||
605 | struct drm_property *dvi_i_select_subconnector_property; |
||
606 | |||
607 | /* TV properties */ |
||
608 | struct drm_property *tv_subconnector_property; |
||
609 | struct drm_property *tv_select_subconnector_property; |
||
610 | struct drm_property *tv_mode_property; |
||
611 | struct drm_property *tv_left_margin_property; |
||
612 | struct drm_property *tv_right_margin_property; |
||
613 | struct drm_property *tv_top_margin_property; |
||
614 | struct drm_property *tv_bottom_margin_property; |
||
615 | struct drm_property *tv_brightness_property; |
||
616 | struct drm_property *tv_contrast_property; |
||
617 | struct drm_property *tv_flicker_reduction_property; |
||
618 | struct drm_property *tv_overscan_property; |
||
619 | struct drm_property *tv_saturation_property; |
||
620 | struct drm_property *tv_hue_property; |
||
621 | |||
622 | /* Optional properties */ |
||
623 | struct drm_property *scaling_mode_property; |
||
624 | struct drm_property *dithering_mode_property; |
||
625 | struct drm_property *dirty_info_property; |
||
626 | }; |
||
627 | |||
628 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) |
||
629 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) |
||
630 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) |
||
631 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) |
||
632 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) |
||
633 | #define obj_to_property(x) container_of(x, struct drm_property, base) |
||
634 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) |
||
635 | |||
636 | |||
637 | extern void drm_crtc_init(struct drm_device *dev, |
||
638 | struct drm_crtc *crtc, |
||
639 | const struct drm_crtc_funcs *funcs); |
||
640 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
||
641 | |||
642 | extern void drm_connector_init(struct drm_device *dev, |
||
643 | struct drm_connector *connector, |
||
644 | const struct drm_connector_funcs *funcs, |
||
645 | int connector_type); |
||
646 | |||
647 | extern void drm_connector_cleanup(struct drm_connector *connector); |
||
648 | |||
649 | extern void drm_encoder_init(struct drm_device *dev, |
||
650 | struct drm_encoder *encoder, |
||
651 | const struct drm_encoder_funcs *funcs, |
||
652 | int encoder_type); |
||
653 | |||
654 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
||
655 | |||
656 | extern char *drm_get_connector_name(struct drm_connector *connector); |
||
657 | extern char *drm_get_dpms_name(int val); |
||
658 | extern char *drm_get_dvi_i_subconnector_name(int val); |
||
659 | extern char *drm_get_dvi_i_select_name(int val); |
||
660 | extern char *drm_get_tv_subconnector_name(int val); |
||
661 | extern char *drm_get_tv_select_name(int val); |
||
1987 | serge | 662 | extern void drm_fb_release(struct drm_file *file_priv); |
1408 | serge | 663 | extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); |
664 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
||
665 | struct i2c_adapter *adapter); |
||
666 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
||
667 | extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); |
||
668 | extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); |
||
669 | extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, |
||
1964 | serge | 670 | const struct drm_display_mode *mode); |
1408 | serge | 671 | extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); |
672 | extern void drm_mode_config_init(struct drm_device *dev); |
||
1964 | serge | 673 | extern void drm_mode_config_reset(struct drm_device *dev); |
1408 | serge | 674 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
675 | extern void drm_mode_set_name(struct drm_display_mode *mode); |
||
676 | extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); |
||
677 | extern int drm_mode_width(struct drm_display_mode *mode); |
||
678 | extern int drm_mode_height(struct drm_display_mode *mode); |
||
679 | |||
680 | /* for us by fb module */ |
||
681 | extern int drm_mode_attachmode_crtc(struct drm_device *dev, |
||
682 | struct drm_crtc *crtc, |
||
683 | struct drm_display_mode *mode); |
||
684 | extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); |
||
685 | |||
686 | extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); |
||
687 | extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); |
||
688 | extern void drm_mode_list_concat(struct list_head *head, |
||
689 | struct list_head *new); |
||
690 | extern void drm_mode_validate_size(struct drm_device *dev, |
||
691 | struct list_head *mode_list, |
||
692 | int maxX, int maxY, int maxPitch); |
||
693 | extern void drm_mode_prune_invalid(struct drm_device *dev, |
||
694 | struct list_head *mode_list, bool verbose); |
||
695 | extern void drm_mode_sort(struct list_head *mode_list); |
||
1964 | serge | 696 | extern int drm_mode_hsync(const struct drm_display_mode *mode); |
697 | extern int drm_mode_vrefresh(const struct drm_display_mode *mode); |
||
1408 | serge | 698 | extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, |
699 | int adjust_flags); |
||
700 | extern void drm_mode_connector_list_update(struct drm_connector *connector); |
||
701 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, |
||
702 | struct edid *edid); |
||
703 | extern int drm_connector_property_set_value(struct drm_connector *connector, |
||
704 | struct drm_property *property, |
||
705 | uint64_t value); |
||
706 | extern int drm_connector_property_get_value(struct drm_connector *connector, |
||
707 | struct drm_property *property, |
||
708 | uint64_t *value); |
||
709 | extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); |
||
710 | extern void drm_framebuffer_set_object(struct drm_device *dev, |
||
711 | unsigned long handle); |
||
712 | extern int drm_framebuffer_init(struct drm_device *dev, |
||
713 | struct drm_framebuffer *fb, |
||
714 | const struct drm_framebuffer_funcs *funcs); |
||
715 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
||
716 | extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); |
||
717 | extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); |
||
718 | extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); |
||
719 | extern bool drm_crtc_in_use(struct drm_crtc *crtc); |
||
720 | |||
721 | extern int drm_connector_attach_property(struct drm_connector *connector, |
||
722 | struct drm_property *property, uint64_t init_val); |
||
723 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
||
724 | const char *name, int num_values); |
||
725 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
||
726 | extern int drm_property_add_enum(struct drm_property *property, int index, |
||
727 | uint64_t value, const char *name); |
||
728 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); |
||
729 | extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, |
||
730 | char *formats[]); |
||
731 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); |
||
732 | extern int drm_mode_create_dithering_property(struct drm_device *dev); |
||
733 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
||
734 | extern char *drm_get_encoder_name(struct drm_encoder *encoder); |
||
735 | |||
736 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, |
||
737 | struct drm_encoder *encoder); |
||
738 | extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, |
||
739 | struct drm_encoder *encoder); |
||
740 | extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
||
741 | int gamma_size); |
||
742 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
||
743 | uint32_t id, uint32_t type); |
||
744 | /* IOCTLs */ |
||
745 | extern int drm_mode_getresources(struct drm_device *dev, |
||
746 | void *data, struct drm_file *file_priv); |
||
747 | |||
748 | extern int drm_mode_getcrtc(struct drm_device *dev, |
||
749 | void *data, struct drm_file *file_priv); |
||
750 | extern int drm_mode_getconnector(struct drm_device *dev, |
||
751 | void *data, struct drm_file *file_priv); |
||
752 | extern int drm_mode_setcrtc(struct drm_device *dev, |
||
753 | void *data, struct drm_file *file_priv); |
||
754 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
||
755 | void *data, struct drm_file *file_priv); |
||
756 | extern int drm_mode_addfb(struct drm_device *dev, |
||
757 | void *data, struct drm_file *file_priv); |
||
758 | extern int drm_mode_rmfb(struct drm_device *dev, |
||
759 | void *data, struct drm_file *file_priv); |
||
760 | extern int drm_mode_getfb(struct drm_device *dev, |
||
761 | void *data, struct drm_file *file_priv); |
||
762 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
||
763 | void *data, struct drm_file *file_priv); |
||
764 | extern int drm_mode_addmode_ioctl(struct drm_device *dev, |
||
765 | void *data, struct drm_file *file_priv); |
||
766 | extern int drm_mode_rmmode_ioctl(struct drm_device *dev, |
||
767 | void *data, struct drm_file *file_priv); |
||
768 | extern int drm_mode_attachmode_ioctl(struct drm_device *dev, |
||
769 | void *data, struct drm_file *file_priv); |
||
770 | extern int drm_mode_detachmode_ioctl(struct drm_device *dev, |
||
771 | void *data, struct drm_file *file_priv); |
||
772 | |||
773 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, |
||
774 | void *data, struct drm_file *file_priv); |
||
775 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, |
||
776 | void *data, struct drm_file *file_priv); |
||
777 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, |
||
778 | void *data, struct drm_file *file_priv); |
||
779 | extern int drm_mode_hotplug_ioctl(struct drm_device *dev, |
||
780 | void *data, struct drm_file *file_priv); |
||
781 | extern int drm_mode_replacefb(struct drm_device *dev, |
||
782 | void *data, struct drm_file *file_priv); |
||
783 | extern int drm_mode_getencoder(struct drm_device *dev, |
||
784 | void *data, struct drm_file *file_priv); |
||
785 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, |
||
786 | void *data, struct drm_file *file_priv); |
||
787 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, |
||
788 | void *data, struct drm_file *file_priv); |
||
1964 | serge | 789 | extern u8 *drm_find_cea_extension(struct edid *edid); |
1408 | serge | 790 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
1964 | serge | 791 | extern bool drm_detect_monitor_audio(struct edid *edid); |
1408 | serge | 792 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
793 | void *data, struct drm_file *file_priv); |
||
794 | extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, |
||
795 | int hdisplay, int vdisplay, int vrefresh, |
||
796 | bool reduced, bool interlaced, bool margins); |
||
797 | extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, |
||
798 | int hdisplay, int vdisplay, int vrefresh, |
||
799 | bool interlaced, int margins); |
||
1964 | serge | 800 | extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, |
801 | int hdisplay, int vdisplay, int vrefresh, |
||
802 | bool interlaced, int margins, int GTF_M, |
||
803 | int GTF_2C, int GTF_K, int GTF_2J); |
||
1408 | serge | 804 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
805 | int hdisplay, int vdisplay); |
||
1430 | serge | 806 | |
2161 | serge | 807 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
1430 | serge | 808 | extern bool drm_edid_is_valid(struct edid *edid); |
1964 | serge | 809 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
810 | int hsize, int vsize, int fresh); |
||
1408 | serge | 811 | #endif /* __DRM_CRTC_H__ */><>><>><>2) |