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2325 | Serge | 1 | /* i915_drv.h -- Private header for the I915 driver -*- linux-c -*- |
2 | */ |
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3 | /* |
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4 | * |
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5 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
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6 | * All Rights Reserved. |
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7 | * |
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8 | * Permission is hereby granted, free of charge, to any person obtaining a |
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9 | * copy of this software and associated documentation files (the |
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10 | * "Software"), to deal in the Software without restriction, including |
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11 | * without limitation the rights to use, copy, modify, merge, publish, |
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12 | * distribute, sub license, and/or sell copies of the Software, and to |
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13 | * permit persons to whom the Software is furnished to do so, subject to |
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14 | * the following conditions: |
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15 | * |
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16 | * The above copyright notice and this permission notice (including the |
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17 | * next paragraph) shall be included in all copies or substantial portions |
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18 | * of the Software. |
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19 | * |
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20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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21 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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22 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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23 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
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24 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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25 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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26 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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27 | * |
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28 | */ |
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29 | |||
30 | #ifndef _I915_DRV_H_ |
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31 | #define _I915_DRV_H_ |
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32 | |||
33 | #include "i915_reg.h" |
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34 | //#include "intel_bios.h" |
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35 | //#include "intel_ringbuffer.h" |
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36 | //#include |
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37 | //#include |
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38 | //#include |
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39 | //#include |
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40 | |||
41 | #include |
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42 | |||
43 | /* General customization: |
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44 | */ |
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45 | |||
46 | #define DRIVER_AUTHOR "Tungsten Graphics, Inc." |
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47 | |||
48 | #define DRIVER_NAME "i915" |
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49 | #define DRIVER_DESC "Intel Graphics" |
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50 | #define DRIVER_DATE "20080730" |
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51 | |||
52 | enum pipe { |
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53 | PIPE_A = 0, |
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54 | PIPE_B, |
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55 | PIPE_C, |
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56 | I915_MAX_PIPES |
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57 | }; |
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58 | #define pipe_name(p) ((p) + 'A') |
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59 | |||
60 | enum plane { |
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61 | PLANE_A = 0, |
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62 | PLANE_B, |
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63 | PLANE_C, |
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64 | }; |
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65 | #define plane_name(p) ((p) + 'A') |
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66 | |||
67 | #define I915_GEM_GPU_DOMAINS (~(I915_GEM_DOMAIN_CPU | I915_GEM_DOMAIN_GTT)) |
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68 | |||
69 | #define for_each_pipe(p) for ((p) = 0; (p) < dev_priv->num_pipe; (p)++) |
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70 | |||
71 | /* Interface history: |
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72 | * |
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73 | * 1.1: Original. |
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74 | * 1.2: Add Power Management |
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75 | * 1.3: Add vblank support |
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76 | * 1.4: Fix cmdbuffer path, add heap destroy |
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77 | * 1.5: Add vblank pipe configuration |
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78 | * 1.6: - New ioctl for scheduling buffer swaps on vertical blank |
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79 | * - Support vertical blank on secondary display pipe |
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80 | */ |
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81 | #define DRIVER_MAJOR 1 |
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82 | #define DRIVER_MINOR 6 |
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83 | #define DRIVER_PATCHLEVEL 0 |
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84 | |||
85 | #define WATCH_COHERENCY 0 |
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86 | #define WATCH_LISTS 0 |
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87 | |||
88 | #define I915_GEM_PHYS_CURSOR_0 1 |
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89 | #define I915_GEM_PHYS_CURSOR_1 2 |
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90 | #define I915_GEM_PHYS_OVERLAY_REGS 3 |
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91 | #define I915_MAX_PHYS_OBJECT (I915_GEM_PHYS_OVERLAY_REGS) |
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92 | |||
93 | struct mem_block { |
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94 | struct mem_block *next; |
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95 | struct mem_block *prev; |
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96 | int start; |
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97 | int size; |
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98 | struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */ |
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99 | }; |
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100 | |||
101 | struct opregion_header; |
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102 | struct opregion_acpi; |
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103 | struct opregion_swsci; |
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104 | struct opregion_asle; |
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105 | |||
106 | struct intel_opregion { |
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107 | struct opregion_header *header; |
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108 | struct opregion_acpi *acpi; |
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109 | struct opregion_swsci *swsci; |
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110 | struct opregion_asle *asle; |
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111 | void *vbt; |
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112 | u32 __iomem *lid_state; |
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113 | }; |
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114 | #define OPREGION_SIZE (8*1024) |
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115 | |||
116 | struct intel_overlay; |
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117 | struct intel_overlay_error_state; |
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118 | |||
119 | |||
120 | #define I915_FENCE_REG_NONE -1 |
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121 | |||
122 | struct drm_i915_fence_reg { |
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123 | struct list_head lru_list; |
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124 | struct drm_i915_gem_object *obj; |
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125 | uint32_t setup_seqno; |
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126 | }; |
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127 | |||
128 | struct sdvo_device_mapping { |
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129 | u8 initialized; |
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130 | u8 dvo_port; |
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131 | u8 slave_addr; |
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132 | u8 dvo_wiring; |
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133 | u8 i2c_pin; |
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134 | u8 i2c_speed; |
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135 | u8 ddc_pin; |
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136 | }; |
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137 | |||
138 | struct intel_display_error_state; |
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139 | |||
140 | struct drm_i915_error_state { |
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141 | u32 eir; |
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142 | u32 pgtbl_er; |
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143 | u32 pipestat[I915_MAX_PIPES]; |
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144 | u32 ipeir; |
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145 | u32 ipehr; |
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146 | u32 instdone; |
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147 | u32 acthd; |
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148 | u32 error; /* gen6+ */ |
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149 | u32 bcs_acthd; /* gen6+ blt engine */ |
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150 | u32 bcs_ipehr; |
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151 | u32 bcs_ipeir; |
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152 | u32 bcs_instdone; |
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153 | u32 bcs_seqno; |
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154 | u32 vcs_acthd; /* gen6+ bsd engine */ |
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155 | u32 vcs_ipehr; |
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156 | u32 vcs_ipeir; |
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157 | u32 vcs_instdone; |
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158 | u32 vcs_seqno; |
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159 | u32 instpm; |
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160 | u32 instps; |
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161 | u32 instdone1; |
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162 | u32 seqno; |
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163 | u64 bbaddr; |
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164 | u64 fence[16]; |
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165 | struct timeval time; |
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166 | struct drm_i915_error_object { |
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167 | int page_count; |
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168 | u32 gtt_offset; |
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169 | u32 *pages[0]; |
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170 | } *ringbuffer[I915_NUM_RINGS], *batchbuffer[I915_NUM_RINGS]; |
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171 | struct drm_i915_error_buffer { |
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172 | u32 size; |
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173 | u32 name; |
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174 | u32 seqno; |
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175 | u32 gtt_offset; |
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176 | u32 read_domains; |
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177 | u32 write_domain; |
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178 | s32 fence_reg:5; |
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179 | s32 pinned:2; |
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180 | u32 tiling:2; |
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181 | u32 dirty:1; |
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182 | u32 purgeable:1; |
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183 | u32 ring:4; |
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184 | u32 cache_level:2; |
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185 | } *active_bo, *pinned_bo; |
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186 | u32 active_bo_count, pinned_bo_count; |
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187 | struct intel_overlay_error_state *overlay; |
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188 | struct intel_display_error_state *display; |
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189 | }; |
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190 | |||
191 | struct drm_i915_display_funcs { |
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192 | void (*dpms)(struct drm_crtc *crtc, int mode); |
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193 | bool (*fbc_enabled)(struct drm_device *dev); |
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194 | void (*enable_fbc)(struct drm_crtc *crtc, unsigned long interval); |
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195 | void (*disable_fbc)(struct drm_device *dev); |
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196 | int (*get_display_clock_speed)(struct drm_device *dev); |
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197 | int (*get_fifo_size)(struct drm_device *dev, int plane); |
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198 | void (*update_wm)(struct drm_device *dev); |
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199 | int (*crtc_mode_set)(struct drm_crtc *crtc, |
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200 | struct drm_display_mode *mode, |
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201 | struct drm_display_mode *adjusted_mode, |
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202 | int x, int y, |
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203 | struct drm_framebuffer *old_fb); |
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204 | void (*fdi_link_train)(struct drm_crtc *crtc); |
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205 | void (*init_clock_gating)(struct drm_device *dev); |
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206 | void (*init_pch_clock_gating)(struct drm_device *dev); |
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207 | int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc, |
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208 | struct drm_framebuffer *fb, |
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209 | struct drm_i915_gem_object *obj); |
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210 | int (*update_plane)(struct drm_crtc *crtc, struct drm_framebuffer *fb, |
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211 | int x, int y); |
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212 | /* clock updates for mode set */ |
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213 | /* cursor updates */ |
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214 | /* render clock increase/decrease */ |
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215 | /* display clock increase/decrease */ |
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216 | /* pll clock increase/decrease */ |
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217 | }; |
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218 | |||
219 | struct intel_device_info { |
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220 | u8 gen; |
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221 | u8 is_mobile : 1; |
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222 | u8 is_i85x : 1; |
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223 | u8 is_i915g : 1; |
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224 | u8 is_i945gm : 1; |
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225 | u8 is_g33 : 1; |
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226 | u8 need_gfx_hws : 1; |
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227 | u8 is_g4x : 1; |
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228 | u8 is_pineview : 1; |
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229 | u8 is_broadwater : 1; |
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230 | u8 is_crestline : 1; |
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231 | u8 is_ivybridge : 1; |
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232 | u8 has_fbc : 1; |
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233 | u8 has_pipe_cxsr : 1; |
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234 | u8 has_hotplug : 1; |
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235 | u8 cursor_needs_physical : 1; |
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236 | u8 has_overlay : 1; |
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237 | u8 overlay_needs_physical : 1; |
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238 | u8 supports_tv : 1; |
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239 | u8 has_bsd_ring : 1; |
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240 | u8 has_blt_ring : 1; |
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241 | }; |
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242 | |||
243 | enum no_fbc_reason { |
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244 | FBC_NO_OUTPUT, /* no outputs enabled to compress */ |
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245 | FBC_STOLEN_TOO_SMALL, /* not enough space to hold compressed buffers */ |
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246 | FBC_UNSUPPORTED_MODE, /* interlace or doublescanned mode */ |
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247 | FBC_MODE_TOO_LARGE, /* mode too large for compression */ |
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248 | FBC_BAD_PLANE, /* fbc not supported on plane */ |
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249 | FBC_NOT_TILED, /* buffer not tiled */ |
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250 | FBC_MULTIPLE_PIPES, /* more than one pipe active */ |
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251 | FBC_MODULE_PARAM, |
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252 | }; |
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253 | |||
254 | enum intel_pch { |
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255 | PCH_IBX, /* Ibexpeak PCH */ |
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256 | PCH_CPT, /* Cougarpoint PCH */ |
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257 | }; |
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258 | |||
259 | #define QUIRK_PIPEA_FORCE (1<<0) |
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260 | #define QUIRK_LVDS_SSC_DISABLE (1<<1) |
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261 | |||
262 | struct intel_fbdev; |
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263 | struct intel_fbc_work; |
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264 | |||
265 | |||
266 | typedef struct drm_i915_private { |
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267 | struct drm_device *dev; |
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268 | |||
269 | const struct intel_device_info *info; |
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270 | |||
271 | int has_gem; |
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272 | int relative_constants_mode; |
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273 | |||
274 | void __iomem *regs; |
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275 | u32 gt_fifo_count; |
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276 | |||
277 | // struct intel_gmbus { |
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278 | // struct i2c_adapter adapter; |
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279 | // struct i2c_adapter *force_bit; |
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280 | // u32 reg0; |
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281 | // } *gmbus; |
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282 | |||
283 | struct pci_dev *bridge_dev; |
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284 | // struct intel_ring_buffer ring[I915_NUM_RINGS]; |
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285 | uint32_t next_seqno; |
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286 | |||
287 | // drm_dma_handle_t *status_page_dmah; |
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288 | // uint32_t counter; |
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289 | // drm_local_map_t hws_map; |
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290 | // struct drm_i915_gem_object *pwrctx; |
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291 | // struct drm_i915_gem_object *renderctx; |
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292 | |||
293 | // struct resource mch_res; |
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294 | |||
295 | unsigned int cpp; |
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296 | int back_offset; |
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297 | int front_offset; |
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298 | int current_page; |
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299 | int page_flipping; |
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300 | |||
301 | atomic_t irq_received; |
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302 | |||
303 | /* protects the irq masks */ |
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304 | spinlock_t irq_lock; |
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305 | /** Cached value of IMR to avoid reads in updating the bitfield */ |
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306 | u32 pipestat[2]; |
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307 | u32 irq_mask; |
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308 | u32 gt_irq_mask; |
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309 | u32 pch_irq_mask; |
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310 | |||
311 | u32 hotplug_supported_mask; |
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312 | // struct work_struct hotplug_work; |
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313 | |||
314 | int tex_lru_log_granularity; |
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315 | int allow_batchbuffer; |
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316 | struct mem_block *agp_heap; |
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317 | unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds; |
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318 | int vblank_pipe; |
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319 | int num_pipe; |
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320 | |||
321 | /* For hangcheck timer */ |
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322 | #define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */ |
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323 | // struct timer_list hangcheck_timer; |
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324 | int hangcheck_count; |
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325 | uint32_t last_acthd; |
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326 | uint32_t last_instdone; |
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327 | uint32_t last_instdone1; |
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328 | |||
329 | unsigned long cfb_size; |
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330 | unsigned int cfb_fb; |
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331 | enum plane cfb_plane; |
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332 | int cfb_y; |
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333 | // struct intel_fbc_work *fbc_work; |
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334 | |||
335 | // struct intel_opregion opregion; |
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336 | |||
337 | /* overlay */ |
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338 | // struct intel_overlay *overlay; |
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339 | |||
340 | /* LVDS info */ |
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341 | int backlight_level; /* restore backlight to this value */ |
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342 | bool backlight_enabled; |
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343 | struct drm_display_mode *panel_fixed_mode; |
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344 | struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */ |
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345 | struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */ |
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346 | |||
347 | /* Feature bits from the VBIOS */ |
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348 | unsigned int int_tv_support:1; |
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349 | unsigned int lvds_dither:1; |
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350 | unsigned int lvds_vbt:1; |
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351 | unsigned int int_crt_support:1; |
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352 | unsigned int lvds_use_ssc:1; |
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353 | int lvds_ssc_freq; |
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354 | struct { |
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355 | int rate; |
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356 | int lanes; |
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357 | int preemphasis; |
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358 | int vswing; |
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359 | |||
360 | bool initialized; |
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361 | bool support; |
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362 | int bpp; |
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363 | // struct edp_power_seq pps; |
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364 | } edp; |
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365 | bool no_aux_handshake; |
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366 | |||
367 | // struct notifier_block lid_notifier; |
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368 | |||
369 | int crt_ddc_pin; |
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370 | // struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */ |
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371 | int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */ |
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372 | int num_fence_regs; /* 8 on pre-965, 16 otherwise */ |
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373 | |||
374 | unsigned int fsb_freq, mem_freq, is_ddr3; |
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375 | |||
376 | spinlock_t error_lock; |
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377 | // struct drm_i915_error_state *first_error; |
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378 | // struct work_struct error_work; |
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379 | // struct completion error_completion; |
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380 | // struct workqueue_struct *wq; |
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381 | |||
382 | /* Display functions */ |
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383 | // struct drm_i915_display_funcs display; |
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384 | |||
385 | /* PCH chipset type */ |
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386 | enum intel_pch pch_type; |
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387 | |||
388 | unsigned long quirks; |
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389 | |||
390 | /* Register state */ |
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391 | bool modeset_on_lid; |
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392 | u8 saveLBB; |
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393 | u32 saveDSPACNTR; |
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394 | u32 saveDSPBCNTR; |
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395 | u32 saveDSPARB; |
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396 | u32 saveHWS; |
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397 | u32 savePIPEACONF; |
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398 | u32 savePIPEBCONF; |
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399 | u32 savePIPEASRC; |
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400 | u32 savePIPEBSRC; |
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401 | u32 saveFPA0; |
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402 | u32 saveFPA1; |
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403 | u32 saveDPLL_A; |
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404 | u32 saveDPLL_A_MD; |
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405 | u32 saveHTOTAL_A; |
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406 | u32 saveHBLANK_A; |
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407 | u32 saveHSYNC_A; |
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408 | u32 saveVTOTAL_A; |
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409 | u32 saveVBLANK_A; |
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410 | u32 saveVSYNC_A; |
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411 | u32 saveBCLRPAT_A; |
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412 | u32 saveTRANSACONF; |
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413 | u32 saveTRANS_HTOTAL_A; |
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414 | u32 saveTRANS_HBLANK_A; |
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415 | u32 saveTRANS_HSYNC_A; |
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416 | u32 saveTRANS_VTOTAL_A; |
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417 | u32 saveTRANS_VBLANK_A; |
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418 | u32 saveTRANS_VSYNC_A; |
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419 | u32 savePIPEASTAT; |
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420 | u32 saveDSPASTRIDE; |
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421 | u32 saveDSPASIZE; |
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422 | u32 saveDSPAPOS; |
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423 | u32 saveDSPAADDR; |
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424 | u32 saveDSPASURF; |
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425 | u32 saveDSPATILEOFF; |
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426 | u32 savePFIT_PGM_RATIOS; |
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427 | u32 saveBLC_HIST_CTL; |
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428 | u32 saveBLC_PWM_CTL; |
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429 | u32 saveBLC_PWM_CTL2; |
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430 | u32 saveBLC_CPU_PWM_CTL; |
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431 | u32 saveBLC_CPU_PWM_CTL2; |
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432 | u32 saveFPB0; |
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433 | u32 saveFPB1; |
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434 | u32 saveDPLL_B; |
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435 | u32 saveDPLL_B_MD; |
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436 | u32 saveHTOTAL_B; |
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437 | u32 saveHBLANK_B; |
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438 | u32 saveHSYNC_B; |
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439 | u32 saveVTOTAL_B; |
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440 | u32 saveVBLANK_B; |
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441 | u32 saveVSYNC_B; |
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442 | u32 saveBCLRPAT_B; |
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443 | u32 saveTRANSBCONF; |
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444 | u32 saveTRANS_HTOTAL_B; |
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445 | u32 saveTRANS_HBLANK_B; |
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446 | u32 saveTRANS_HSYNC_B; |
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447 | u32 saveTRANS_VTOTAL_B; |
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448 | u32 saveTRANS_VBLANK_B; |
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449 | u32 saveTRANS_VSYNC_B; |
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450 | u32 savePIPEBSTAT; |
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451 | u32 saveDSPBSTRIDE; |
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452 | u32 saveDSPBSIZE; |
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453 | u32 saveDSPBPOS; |
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454 | u32 saveDSPBADDR; |
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455 | u32 saveDSPBSURF; |
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456 | u32 saveDSPBTILEOFF; |
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457 | u32 saveVGA0; |
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458 | u32 saveVGA1; |
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459 | u32 saveVGA_PD; |
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460 | u32 saveVGACNTRL; |
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461 | u32 saveADPA; |
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462 | u32 saveLVDS; |
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463 | u32 savePP_ON_DELAYS; |
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464 | u32 savePP_OFF_DELAYS; |
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465 | u32 saveDVOA; |
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466 | u32 saveDVOB; |
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467 | u32 saveDVOC; |
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468 | u32 savePP_ON; |
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469 | u32 savePP_OFF; |
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470 | u32 savePP_CONTROL; |
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471 | u32 savePP_DIVISOR; |
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472 | u32 savePFIT_CONTROL; |
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473 | u32 save_palette_a[256]; |
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474 | u32 save_palette_b[256]; |
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475 | u32 saveDPFC_CB_BASE; |
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476 | u32 saveFBC_CFB_BASE; |
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477 | u32 saveFBC_LL_BASE; |
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478 | u32 saveFBC_CONTROL; |
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479 | u32 saveFBC_CONTROL2; |
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480 | u32 saveIER; |
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481 | u32 saveIIR; |
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482 | u32 saveIMR; |
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483 | u32 saveDEIER; |
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484 | u32 saveDEIMR; |
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485 | u32 saveGTIER; |
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486 | u32 saveGTIMR; |
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487 | u32 saveFDI_RXA_IMR; |
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488 | u32 saveFDI_RXB_IMR; |
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489 | u32 saveCACHE_MODE_0; |
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490 | u32 saveMI_ARB_STATE; |
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491 | u32 saveSWF0[16]; |
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492 | u32 saveSWF1[16]; |
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493 | u32 saveSWF2[3]; |
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494 | u8 saveMSR; |
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495 | u8 saveSR[8]; |
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496 | u8 saveGR[25]; |
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497 | u8 saveAR_INDEX; |
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498 | u8 saveAR[21]; |
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499 | u8 saveDACMASK; |
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500 | u8 saveCR[37]; |
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501 | uint64_t saveFENCE[16]; |
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502 | u32 saveCURACNTR; |
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503 | u32 saveCURAPOS; |
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504 | u32 saveCURABASE; |
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505 | u32 saveCURBCNTR; |
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506 | u32 saveCURBPOS; |
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507 | u32 saveCURBBASE; |
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508 | u32 saveCURSIZE; |
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509 | u32 saveDP_B; |
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510 | u32 saveDP_C; |
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511 | u32 saveDP_D; |
||
512 | u32 savePIPEA_GMCH_DATA_M; |
||
513 | u32 savePIPEB_GMCH_DATA_M; |
||
514 | u32 savePIPEA_GMCH_DATA_N; |
||
515 | u32 savePIPEB_GMCH_DATA_N; |
||
516 | u32 savePIPEA_DP_LINK_M; |
||
517 | u32 savePIPEB_DP_LINK_M; |
||
518 | u32 savePIPEA_DP_LINK_N; |
||
519 | u32 savePIPEB_DP_LINK_N; |
||
520 | u32 saveFDI_RXA_CTL; |
||
521 | u32 saveFDI_TXA_CTL; |
||
522 | u32 saveFDI_RXB_CTL; |
||
523 | u32 saveFDI_TXB_CTL; |
||
524 | u32 savePFA_CTL_1; |
||
525 | u32 savePFB_CTL_1; |
||
526 | u32 savePFA_WIN_SZ; |
||
527 | u32 savePFB_WIN_SZ; |
||
528 | u32 savePFA_WIN_POS; |
||
529 | u32 savePFB_WIN_POS; |
||
530 | u32 savePCH_DREF_CONTROL; |
||
531 | u32 saveDISP_ARB_CTL; |
||
532 | u32 savePIPEA_DATA_M1; |
||
533 | u32 savePIPEA_DATA_N1; |
||
534 | u32 savePIPEA_LINK_M1; |
||
535 | u32 savePIPEA_LINK_N1; |
||
536 | u32 savePIPEB_DATA_M1; |
||
537 | u32 savePIPEB_DATA_N1; |
||
538 | u32 savePIPEB_LINK_M1; |
||
539 | u32 savePIPEB_LINK_N1; |
||
540 | u32 saveMCHBAR_RENDER_STANDBY; |
||
541 | u32 savePCH_PORT_HOTPLUG; |
||
542 | |||
543 | struct { |
||
544 | /** Bridge to intel-gtt-ko */ |
||
545 | const struct intel_gtt *gtt; |
||
546 | /** Memory allocator for GTT stolen memory */ |
||
547 | // struct drm_mm stolen; |
||
548 | /** Memory allocator for GTT */ |
||
549 | // struct drm_mm gtt_space; |
||
550 | /** List of all objects in gtt_space. Used to restore gtt |
||
551 | * mappings on resume */ |
||
552 | struct list_head gtt_list; |
||
553 | |||
554 | /** Usable portion of the GTT for GEM */ |
||
555 | unsigned long gtt_start; |
||
556 | unsigned long gtt_mappable_end; |
||
557 | unsigned long gtt_end; |
||
558 | |||
559 | // struct io_mapping *gtt_mapping; |
||
560 | int gtt_mtrr; |
||
561 | |||
562 | // struct shrinker inactive_shrinker; |
||
563 | |||
564 | /** |
||
565 | * List of objects currently involved in rendering. |
||
566 | * |
||
567 | * Includes buffers having the contents of their GPU caches |
||
568 | * flushed, not necessarily primitives. last_rendering_seqno |
||
569 | * represents when the rendering involved will be completed. |
||
570 | * |
||
571 | * A reference is held on the buffer while on this list. |
||
572 | */ |
||
573 | struct list_head active_list; |
||
574 | |||
575 | /** |
||
576 | * List of objects which are not in the ringbuffer but which |
||
577 | * still have a write_domain which needs to be flushed before |
||
578 | * unbinding. |
||
579 | * |
||
580 | * last_rendering_seqno is 0 while an object is in this list. |
||
581 | * |
||
582 | * A reference is held on the buffer while on this list. |
||
583 | */ |
||
584 | struct list_head flushing_list; |
||
585 | |||
586 | /** |
||
587 | * LRU list of objects which are not in the ringbuffer and |
||
588 | * are ready to unbind, but are still in the GTT. |
||
589 | * |
||
590 | * last_rendering_seqno is 0 while an object is in this list. |
||
591 | * |
||
592 | * A reference is not held on the buffer while on this list, |
||
593 | * as merely being GTT-bound shouldn't prevent its being |
||
594 | * freed, and we'll pull it off the list in the free path. |
||
595 | */ |
||
596 | struct list_head inactive_list; |
||
597 | |||
598 | /** |
||
599 | * LRU list of objects which are not in the ringbuffer but |
||
600 | * are still pinned in the GTT. |
||
601 | */ |
||
602 | struct list_head pinned_list; |
||
603 | |||
604 | /** LRU list of objects with fence regs on them. */ |
||
605 | struct list_head fence_list; |
||
606 | |||
607 | /** |
||
608 | * List of objects currently pending being freed. |
||
609 | * |
||
610 | * These objects are no longer in use, but due to a signal |
||
611 | * we were prevented from freeing them at the appointed time. |
||
612 | */ |
||
613 | struct list_head deferred_free_list; |
||
614 | |||
615 | /** |
||
616 | * We leave the user IRQ off as much as possible, |
||
617 | * but this means that requests will finish and never |
||
618 | * be retired once the system goes idle. Set a timer to |
||
619 | * fire periodically while the ring is running. When it |
||
620 | * fires, go retire requests. |
||
621 | */ |
||
622 | // struct delayed_work retire_work; |
||
623 | |||
624 | /** |
||
625 | * Are we in a non-interruptible section of code like |
||
626 | * modesetting? |
||
627 | */ |
||
628 | bool interruptible; |
||
629 | |||
630 | /** |
||
631 | * Flag if the X Server, and thus DRM, is not currently in |
||
632 | * control of the device. |
||
633 | * |
||
634 | * This is set between LeaveVT and EnterVT. It needs to be |
||
635 | * replaced with a semaphore. It also needs to be |
||
636 | * transitioned away from for kernel modesetting. |
||
637 | */ |
||
638 | int suspended; |
||
639 | |||
640 | /** |
||
641 | * Flag if the hardware appears to be wedged. |
||
642 | * |
||
643 | * This is set when attempts to idle the device timeout. |
||
644 | * It prevents command submission from occurring and makes |
||
645 | * every pending request fail |
||
646 | */ |
||
647 | atomic_t wedged; |
||
648 | |||
649 | /** Bit 6 swizzling required for X tiling */ |
||
650 | uint32_t bit_6_swizzle_x; |
||
651 | /** Bit 6 swizzling required for Y tiling */ |
||
652 | uint32_t bit_6_swizzle_y; |
||
653 | |||
654 | /* storage for physical objects */ |
||
655 | // struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT]; |
||
656 | |||
657 | /* accounting, useful for userland debugging */ |
||
658 | size_t gtt_total; |
||
659 | size_t mappable_gtt_total; |
||
660 | size_t object_memory; |
||
661 | u32 object_count; |
||
662 | } mm; |
||
663 | // struct sdvo_device_mapping sdvo_mappings[2]; |
||
664 | /* indicate whether the LVDS_BORDER should be enabled or not */ |
||
665 | unsigned int lvds_border_bits; |
||
666 | /* Panel fitter placement and size for Ironlake+ */ |
||
667 | u32 pch_pf_pos, pch_pf_size; |
||
668 | int panel_t3, panel_t12; |
||
669 | |||
670 | // struct drm_crtc *plane_to_crtc_mapping[2]; |
||
671 | // struct drm_crtc *pipe_to_crtc_mapping[2]; |
||
672 | // wait_queue_head_t pending_flip_queue; |
||
673 | bool flip_pending_is_done; |
||
674 | |||
675 | /* Reclocking support */ |
||
676 | bool render_reclock_avail; |
||
677 | bool lvds_downclock_avail; |
||
678 | /* indicates the reduced downclock for LVDS*/ |
||
679 | int lvds_downclock; |
||
680 | // struct work_struct idle_work; |
||
681 | // struct timer_list idle_timer; |
||
682 | bool busy; |
||
683 | u16 orig_clock; |
||
684 | int child_dev_num; |
||
685 | // struct child_device_config *child_dev; |
||
686 | // struct drm_connector *int_lvds_connector; |
||
687 | // struct drm_connector *int_edp_connector; |
||
688 | |||
689 | bool mchbar_need_disable; |
||
690 | |||
691 | // struct work_struct rps_work; |
||
692 | spinlock_t rps_lock; |
||
693 | u32 pm_iir; |
||
694 | |||
695 | u8 cur_delay; |
||
696 | u8 min_delay; |
||
697 | u8 max_delay; |
||
698 | u8 fmax; |
||
699 | u8 fstart; |
||
700 | |||
701 | u64 last_count1; |
||
702 | unsigned long last_time1; |
||
703 | u64 last_count2; |
||
704 | // struct timespec last_time2; |
||
705 | unsigned long gfx_power; |
||
706 | int c_m; |
||
707 | int r_t; |
||
708 | u8 corr; |
||
709 | spinlock_t *mchdev_lock; |
||
710 | |||
711 | // enum no_fbc_reason no_fbc_reason; |
||
712 | |||
713 | // struct drm_mm_node *compressed_fb; |
||
714 | // struct drm_mm_node *compressed_llb; |
||
715 | |||
716 | unsigned long last_gpu_reset; |
||
717 | |||
718 | /* list of fbdev register on this device */ |
||
719 | // struct intel_fbdev *fbdev; |
||
720 | |||
721 | // struct backlight_device *backlight; |
||
722 | |||
723 | // struct drm_property *broadcast_rgb_property; |
||
724 | // struct drm_property *force_audio_property; |
||
725 | |||
726 | atomic_t forcewake_count; |
||
727 | } drm_i915_private_t; |
||
728 | |||
729 | enum i915_cache_level { |
||
730 | I915_CACHE_NONE, |
||
731 | I915_CACHE_LLC, |
||
732 | I915_CACHE_LLC_MLC, /* gen6+ */ |
||
733 | }; |
||
734 | |||
735 | |||
736 | #define to_intel_bo(x) container_of(x, struct drm_i915_gem_object, base) |
||
737 | |||
738 | /** |
||
739 | * Request queue structure. |
||
740 | * |
||
741 | * The request queue allows us to note sequence numbers that have been emitted |
||
742 | * and may be associated with active buffers to be retired. |
||
743 | * |
||
744 | * By keeping this list, we can avoid having to do questionable |
||
745 | * sequence-number comparisons on buffer last_rendering_seqnos, and associate |
||
746 | * an emission time with seqnos for tracking how far ahead of the GPU we are. |
||
747 | */ |
||
748 | struct drm_i915_gem_request { |
||
749 | /** On Which ring this request was generated */ |
||
750 | struct intel_ring_buffer *ring; |
||
751 | |||
752 | /** GEM sequence number associated with this request. */ |
||
753 | uint32_t seqno; |
||
754 | |||
755 | /** Time at which this request was emitted, in jiffies. */ |
||
756 | unsigned long emitted_jiffies; |
||
757 | |||
758 | /** global list entry for this request */ |
||
759 | struct list_head list; |
||
760 | |||
761 | struct drm_i915_file_private *file_priv; |
||
762 | /** file_priv list entry for this request */ |
||
763 | struct list_head client_list; |
||
764 | }; |
||
765 | |||
766 | struct drm_i915_file_private { |
||
767 | struct { |
||
768 | // struct spinlock lock; |
||
769 | struct list_head request_list; |
||
770 | } mm; |
||
771 | }; |
||
772 | |||
773 | #define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info) |
||
774 | |||
775 | #define IS_I830(dev) ((dev)->pci_device == 0x3577) |
||
776 | #define IS_845G(dev) ((dev)->pci_device == 0x2562) |
||
777 | #define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x) |
||
778 | #define IS_I865G(dev) ((dev)->pci_device == 0x2572) |
||
779 | #define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g) |
||
780 | #define IS_I915GM(dev) ((dev)->pci_device == 0x2592) |
||
781 | #define IS_I945G(dev) ((dev)->pci_device == 0x2772) |
||
782 | #define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm) |
||
783 | #define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater) |
||
784 | #define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline) |
||
785 | #define IS_GM45(dev) ((dev)->pci_device == 0x2A42) |
||
786 | #define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x) |
||
787 | #define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001) |
||
788 | #define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011) |
||
789 | #define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) |
||
790 | #define IS_G33(dev) (INTEL_INFO(dev)->is_g33) |
||
791 | #define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042) |
||
792 | #define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046) |
||
793 | #define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge) |
||
794 | #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) |
||
795 | |||
796 | /* |
||
797 | * The genX designation typically refers to the render engine, so render |
||
798 | * capability related checks should use IS_GEN, while display and other checks |
||
799 | * have their own (e.g. HAS_PCH_SPLIT for ILK+ display, IS_foo for particular |
||
800 | * chips, etc.). |
||
801 | */ |
||
802 | #define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2) |
||
803 | #define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3) |
||
804 | #define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4) |
||
805 | #define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5) |
||
806 | #define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6) |
||
807 | #define IS_GEN7(dev) (INTEL_INFO(dev)->gen == 7) |
||
808 | |||
809 | #define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring) |
||
810 | #define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring) |
||
811 | #define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws) |
||
812 | |||
813 | #define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay) |
||
814 | #define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical) |
||
815 | |||
816 | /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte |
||
817 | * rows, which changed the alignment requirements and fence programming. |
||
818 | */ |
||
819 | #define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \ |
||
820 | IS_I915GM(dev))) |
||
821 | #define SUPPORTS_DIGITAL_OUTPUTS(dev) (!IS_GEN2(dev) && !IS_PINEVIEW(dev)) |
||
822 | #define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_GEN5(dev)) |
||
823 | #define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_GEN5(dev)) |
||
824 | #define SUPPORTS_EDP(dev) (IS_IRONLAKE_M(dev)) |
||
825 | #define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv) |
||
826 | #define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug) |
||
827 | /* dsparb controlled by hw only */ |
||
828 | #define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev)) |
||
829 | |||
830 | #define HAS_FW_BLC(dev) (INTEL_INFO(dev)->gen > 2) |
||
831 | #define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr) |
||
832 | #define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc) |
||
833 | |||
834 | #define HAS_PCH_SPLIT(dev) (IS_GEN5(dev) || IS_GEN6(dev) || IS_IVYBRIDGE(dev)) |
||
835 | #define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5) |
||
836 | |||
837 | #define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type) |
||
838 | #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) |
||
839 | #define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) |
||
840 | |||
841 | //#include "i915_trace.h" |
||
842 | |||
843 | extern int i915_max_ioctl; |
||
844 | extern unsigned int i915_fbpercrtc; |
||
845 | extern int i915_panel_ignore_lid; |
||
846 | extern unsigned int i915_powersave; |
||
847 | extern unsigned int i915_semaphores; |
||
848 | extern unsigned int i915_lvds_downclock; |
||
849 | extern unsigned int i915_panel_use_ssc; |
||
850 | extern int i915_vbt_sdvo_panel_type; |
||
851 | extern unsigned int i915_enable_rc6; |
||
852 | extern unsigned int i915_enable_fbc; |
||
853 | extern bool i915_enable_hangcheck; |
||
854 | |||
855 | extern int i915_resume(struct drm_device *dev); |
||
856 | extern int i915_master_create(struct drm_device *dev, struct drm_master *master); |
||
857 | extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master); |
||
858 | |||
859 | /* i915_dma.c */ |
||
860 | extern void i915_kernel_lost_context(struct drm_device * dev); |
||
861 | extern int i915_driver_load(struct drm_device *, unsigned long flags); |
||
862 | extern int i915_driver_unload(struct drm_device *); |
||
863 | extern int i915_driver_open(struct drm_device *dev, struct drm_file *file_priv); |
||
864 | extern void i915_driver_lastclose(struct drm_device * dev); |
||
865 | extern void i915_driver_preclose(struct drm_device *dev, |
||
866 | struct drm_file *file_priv); |
||
867 | extern void i915_driver_postclose(struct drm_device *dev, |
||
868 | struct drm_file *file_priv); |
||
869 | extern int i915_driver_device_is_agp(struct drm_device * dev); |
||
870 | extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, |
||
871 | unsigned long arg); |
||
872 | extern int i915_emit_box(struct drm_device *dev, |
||
873 | struct drm_clip_rect *box, |
||
874 | int DR1, int DR4); |
||
875 | extern int i915_reset(struct drm_device *dev, u8 flags); |
||
876 | extern unsigned long i915_chipset_val(struct drm_i915_private *dev_priv); |
||
877 | extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); |
||
878 | extern unsigned long i915_gfx_val(struct drm_i915_private *dev_priv); |
||
879 | extern void i915_update_gfx_val(struct drm_i915_private *dev_priv); |
||
880 | |||
881 | |||
882 | /* i915_irq.c */ |
||
883 | void i915_hangcheck_elapsed(unsigned long data); |
||
884 | void i915_handle_error(struct drm_device *dev, bool wedged); |
||
885 | extern int i915_irq_emit(struct drm_device *dev, void *data, |
||
886 | struct drm_file *file_priv); |
||
887 | extern int i915_irq_wait(struct drm_device *dev, void *data, |
||
888 | struct drm_file *file_priv); |
||
889 | |||
890 | extern void intel_irq_init(struct drm_device *dev); |
||
891 | |||
892 | extern int i915_vblank_pipe_set(struct drm_device *dev, void *data, |
||
893 | struct drm_file *file_priv); |
||
894 | extern int i915_vblank_pipe_get(struct drm_device *dev, void *data, |
||
895 | struct drm_file *file_priv); |
||
896 | extern int i915_vblank_swap(struct drm_device *dev, void *data, |
||
897 | struct drm_file *file_priv); |
||
898 | |||
899 | void |
||
900 | i915_enable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); |
||
901 | |||
902 | void |
||
903 | i915_disable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); |
||
904 | |||
905 | void intel_enable_asle (struct drm_device *dev); |
||
906 | |||
907 | #ifdef CONFIG_DEBUG_FS |
||
908 | extern void i915_destroy_error_state(struct drm_device *dev); |
||
909 | #else |
||
910 | #define i915_destroy_error_state(x) |
||
911 | #endif |
||
912 | |||
913 | |||
914 | /* i915_mem.c */ |
||
915 | extern int i915_mem_alloc(struct drm_device *dev, void *data, |
||
916 | struct drm_file *file_priv); |
||
917 | extern int i915_mem_free(struct drm_device *dev, void *data, |
||
918 | struct drm_file *file_priv); |
||
919 | extern int i915_mem_init_heap(struct drm_device *dev, void *data, |
||
920 | struct drm_file *file_priv); |
||
921 | extern int i915_mem_destroy_heap(struct drm_device *dev, void *data, |
||
922 | struct drm_file *file_priv); |
||
923 | extern void i915_mem_takedown(struct mem_block **heap); |
||
924 | extern void i915_mem_release(struct drm_device * dev, |
||
925 | struct drm_file *file_priv, struct mem_block *heap); |
||
926 | /* i915_gem.c */ |
||
927 | int i915_gem_init_ioctl(struct drm_device *dev, void *data, |
||
928 | struct drm_file *file_priv); |
||
929 | int i915_gem_create_ioctl(struct drm_device *dev, void *data, |
||
930 | struct drm_file *file_priv); |
||
931 | int i915_gem_pread_ioctl(struct drm_device *dev, void *data, |
||
932 | struct drm_file *file_priv); |
||
933 | int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, |
||
934 | struct drm_file *file_priv); |
||
935 | int i915_gem_mmap_ioctl(struct drm_device *dev, void *data, |
||
936 | struct drm_file *file_priv); |
||
937 | int i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data, |
||
938 | struct drm_file *file_priv); |
||
939 | int i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, |
||
940 | struct drm_file *file_priv); |
||
941 | int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data, |
||
942 | struct drm_file *file_priv); |
||
943 | int i915_gem_execbuffer(struct drm_device *dev, void *data, |
||
944 | struct drm_file *file_priv); |
||
945 | int i915_gem_execbuffer2(struct drm_device *dev, void *data, |
||
946 | struct drm_file *file_priv); |
||
947 | int i915_gem_pin_ioctl(struct drm_device *dev, void *data, |
||
948 | struct drm_file *file_priv); |
||
949 | int i915_gem_unpin_ioctl(struct drm_device *dev, void *data, |
||
950 | struct drm_file *file_priv); |
||
951 | int i915_gem_busy_ioctl(struct drm_device *dev, void *data, |
||
952 | struct drm_file *file_priv); |
||
953 | int i915_gem_throttle_ioctl(struct drm_device *dev, void *data, |
||
954 | struct drm_file *file_priv); |
||
955 | int i915_gem_madvise_ioctl(struct drm_device *dev, void *data, |
||
956 | struct drm_file *file_priv); |
||
957 | int i915_gem_entervt_ioctl(struct drm_device *dev, void *data, |
||
958 | struct drm_file *file_priv); |
||
959 | int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, |
||
960 | struct drm_file *file_priv); |
||
961 | int i915_gem_set_tiling(struct drm_device *dev, void *data, |
||
962 | struct drm_file *file_priv); |
||
963 | int i915_gem_get_tiling(struct drm_device *dev, void *data, |
||
964 | struct drm_file *file_priv); |
||
965 | int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data, |
||
966 | struct drm_file *file_priv); |
||
967 | void i915_gem_load(struct drm_device *dev); |
||
968 | int i915_gem_init_object(struct drm_gem_object *obj); |
||
969 | int __must_check i915_gem_flush_ring(struct intel_ring_buffer *ring, |
||
970 | uint32_t invalidate_domains, |
||
971 | uint32_t flush_domains); |
||
972 | struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev, |
||
973 | size_t size); |
||
974 | void i915_gem_free_object(struct drm_gem_object *obj); |
||
975 | int __must_check i915_gem_object_pin(struct drm_i915_gem_object *obj, |
||
976 | uint32_t alignment, |
||
977 | bool map_and_fenceable); |
||
978 | void i915_gem_object_unpin(struct drm_i915_gem_object *obj); |
||
979 | int __must_check i915_gem_object_unbind(struct drm_i915_gem_object *obj); |
||
980 | void i915_gem_release_mmap(struct drm_i915_gem_object *obj); |
||
981 | void i915_gem_lastclose(struct drm_device *dev); |
||
982 | |||
983 | int __must_check i915_mutex_lock_interruptible(struct drm_device *dev); |
||
984 | int __must_check i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj); |
||
985 | void i915_gem_object_move_to_active(struct drm_i915_gem_object *obj, |
||
986 | struct intel_ring_buffer *ring, |
||
987 | u32 seqno); |
||
988 | |||
989 | int i915_gem_dumb_create(struct drm_file *file_priv, |
||
990 | struct drm_device *dev, |
||
991 | struct drm_mode_create_dumb *args); |
||
992 | int i915_gem_mmap_gtt(struct drm_file *file_priv, struct drm_device *dev, |
||
993 | uint32_t handle, uint64_t *offset); |
||
994 | int i915_gem_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev, |
||
995 | uint32_t handle); |
||
996 | /** |
||
997 | * Returns true if seq1 is later than seq2. |
||
998 | */ |
||
999 | //static inline bool |
||
1000 | //i915_seqno_passed(uint32_t seq1, uint32_t seq2) |
||
1001 | //{ |
||
1002 | // return (int32_t)(seq1 - seq2) >= 0; |
||
1003 | //} |
||
1004 | |||
1005 | //static inline u32 |
||
1006 | //i915_gem_next_request_seqno(struct intel_ring_buffer *ring) |
||
1007 | //{ |
||
1008 | // drm_i915_private_t *dev_priv = ring->dev->dev_private; |
||
1009 | // return ring->outstanding_lazy_request = dev_priv->next_seqno; |
||
1010 | //} |
||
1011 | |||
1012 | /* |
||
1013 | void i915_gem_retire_requests(struct drm_device *dev); |
||
1014 | void i915_gem_reset(struct drm_device *dev); |
||
1015 | void i915_gem_clflush_object(struct drm_i915_gem_object *obj); |
||
1016 | int __must_check i915_gem_object_set_domain(struct drm_i915_gem_object *obj, |
||
1017 | uint32_t read_domains, |
||
1018 | uint32_t write_domain); |
||
1019 | int __must_check i915_gem_object_finish_gpu(struct drm_i915_gem_object *obj); |
||
1020 | int __must_check i915_gem_init_ringbuffer(struct drm_device *dev); |
||
1021 | void i915_gem_cleanup_ringbuffer(struct drm_device *dev); |
||
1022 | void i915_gem_do_init(struct drm_device *dev, |
||
1023 | unsigned long start, |
||
1024 | unsigned long mappable_end, |
||
1025 | unsigned long end); |
||
1026 | int __must_check i915_gpu_idle(struct drm_device *dev); |
||
1027 | int __must_check i915_gem_idle(struct drm_device *dev); |
||
1028 | int __must_check i915_add_request(struct intel_ring_buffer *ring, |
||
1029 | struct drm_file *file, |
||
1030 | struct drm_i915_gem_request *request); |
||
1031 | int __must_check i915_wait_request(struct intel_ring_buffer *ring, |
||
1032 | uint32_t seqno); |
||
1033 | int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); |
||
1034 | int __must_check |
||
1035 | i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, |
||
1036 | bool write); |
||
1037 | int __must_check |
||
1038 | i915_gem_object_pin_to_display_plane(struct drm_i915_gem_object *obj, |
||
1039 | u32 alignment, |
||
1040 | struct intel_ring_buffer *pipelined); |
||
1041 | int i915_gem_attach_phys_object(struct drm_device *dev, |
||
1042 | struct drm_i915_gem_object *obj, |
||
1043 | int id, |
||
1044 | int align); |
||
1045 | void i915_gem_detach_phys_object(struct drm_device *dev, |
||
1046 | struct drm_i915_gem_object *obj); |
||
1047 | void i915_gem_free_all_phys_object(struct drm_device *dev); |
||
1048 | void i915_gem_release(struct drm_device *dev, struct drm_file *file); |
||
1049 | |||
1050 | uint32_t |
||
1051 | i915_gem_get_unfenced_gtt_alignment(struct drm_device *dev, |
||
1052 | uint32_t size, |
||
1053 | int tiling_mode); |
||
1054 | |||
1055 | int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj, |
||
1056 | enum i915_cache_level cache_level); |
||
1057 | */ |
||
1058 | |||
1059 | /* i915_gem_gtt.c */ |
||
1060 | void i915_gem_restore_gtt_mappings(struct drm_device *dev); |
||
1061 | int __must_check i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj); |
||
1062 | void i915_gem_gtt_rebind_object(struct drm_i915_gem_object *obj, |
||
1063 | enum i915_cache_level cache_level); |
||
1064 | void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj); |
||
1065 | |||
1066 | /* i915_gem_evict.c */ |
||
1067 | int __must_check i915_gem_evict_something(struct drm_device *dev, int min_size, |
||
1068 | unsigned alignment, bool mappable); |
||
1069 | int __must_check i915_gem_evict_everything(struct drm_device *dev, |
||
1070 | bool purgeable_only); |
||
1071 | int __must_check i915_gem_evict_inactive(struct drm_device *dev, |
||
1072 | bool purgeable_only); |
||
1073 | |||
1074 | /* i915_gem_tiling.c */ |
||
1075 | void i915_gem_detect_bit_6_swizzle(struct drm_device *dev); |
||
1076 | void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj); |
||
1077 | void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj); |
||
1078 | |||
1079 | /* i915_gem_debug.c */ |
||
1080 | void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len, |
||
1081 | const char *where, uint32_t mark); |
||
1082 | #if WATCH_LISTS |
||
1083 | int i915_verify_lists(struct drm_device *dev); |
||
1084 | #else |
||
1085 | #define i915_verify_lists(dev) 0 |
||
1086 | #endif |
||
1087 | void i915_gem_object_check_coherency(struct drm_i915_gem_object *obj, |
||
1088 | int handle); |
||
1089 | void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len, |
||
1090 | const char *where, uint32_t mark); |
||
1091 | |||
1092 | /* i915_debugfs.c */ |
||
1093 | int i915_debugfs_init(struct drm_minor *minor); |
||
1094 | void i915_debugfs_cleanup(struct drm_minor *minor); |
||
1095 | |||
1096 | /* i915_suspend.c */ |
||
1097 | extern int i915_save_state(struct drm_device *dev); |
||
1098 | extern int i915_restore_state(struct drm_device *dev); |
||
1099 | |||
1100 | /* i915_suspend.c */ |
||
1101 | extern int i915_save_state(struct drm_device *dev); |
||
1102 | extern int i915_restore_state(struct drm_device *dev); |
||
1103 | |||
1104 | /* intel_i2c.c */ |
||
1105 | extern int intel_setup_gmbus(struct drm_device *dev); |
||
1106 | extern void intel_teardown_gmbus(struct drm_device *dev); |
||
1107 | extern void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed); |
||
1108 | extern void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit); |
||
1109 | |||
1110 | //extern inline bool intel_gmbus_is_forced_bit(struct i2c_adapter *adapter) |
||
1111 | //{ |
||
1112 | // return container_of(adapter, struct intel_gmbus, adapter)->force_bit; |
||
1113 | //} |
||
1114 | |||
1115 | extern void intel_i2c_reset(struct drm_device *dev); |
||
1116 | |||
1117 | /* intel_opregion.c */ |
||
1118 | extern int intel_opregion_setup(struct drm_device *dev); |
||
1119 | #ifdef CONFIG_ACPI |
||
1120 | extern void intel_opregion_init(struct drm_device *dev); |
||
1121 | extern void intel_opregion_fini(struct drm_device *dev); |
||
1122 | extern void intel_opregion_asle_intr(struct drm_device *dev); |
||
1123 | extern void intel_opregion_gse_intr(struct drm_device *dev); |
||
1124 | extern void intel_opregion_enable_asle(struct drm_device *dev); |
||
1125 | #else |
||
1126 | static inline void intel_opregion_init(struct drm_device *dev) { return; } |
||
1127 | static inline void intel_opregion_fini(struct drm_device *dev) { return; } |
||
1128 | static inline void intel_opregion_asle_intr(struct drm_device *dev) { return; } |
||
1129 | static inline void intel_opregion_gse_intr(struct drm_device *dev) { return; } |
||
1130 | static inline void intel_opregion_enable_asle(struct drm_device *dev) { return; } |
||
1131 | #endif |
||
1132 | |||
1133 | /* intel_acpi.c */ |
||
1134 | #ifdef CONFIG_ACPI |
||
1135 | extern void intel_register_dsm_handler(void); |
||
1136 | extern void intel_unregister_dsm_handler(void); |
||
1137 | #else |
||
1138 | static inline void intel_register_dsm_handler(void) { return; } |
||
1139 | static inline void intel_unregister_dsm_handler(void) { return; } |
||
1140 | #endif /* CONFIG_ACPI */ |
||
1141 | |||
1142 | /* modesetting */ |
||
1143 | extern void intel_modeset_init(struct drm_device *dev); |
||
1144 | extern void intel_modeset_gem_init(struct drm_device *dev); |
||
1145 | extern void intel_modeset_cleanup(struct drm_device *dev); |
||
1146 | extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state); |
||
1147 | extern bool intel_fbc_enabled(struct drm_device *dev); |
||
1148 | extern void intel_disable_fbc(struct drm_device *dev); |
||
1149 | extern bool ironlake_set_drps(struct drm_device *dev, u8 val); |
||
1150 | extern void ironlake_enable_rc6(struct drm_device *dev); |
||
1151 | extern void gen6_set_rps(struct drm_device *dev, u8 val); |
||
1152 | extern void intel_detect_pch (struct drm_device *dev); |
||
1153 | extern int intel_trans_dp_port_sel (struct drm_crtc *crtc); |
||
1154 | |||
1155 | /* overlay */ |
||
1156 | #ifdef CONFIG_DEBUG_FS |
||
1157 | extern struct intel_overlay_error_state *intel_overlay_capture_error_state(struct drm_device *dev); |
||
1158 | extern void intel_overlay_print_error_state(struct seq_file *m, struct intel_overlay_error_state *error); |
||
1159 | |||
1160 | extern struct intel_display_error_state *intel_display_capture_error_state(struct drm_device *dev); |
||
1161 | extern void intel_display_print_error_state(struct seq_file *m, |
||
1162 | struct drm_device *dev, |
||
1163 | struct intel_display_error_state *error); |
||
1164 | #endif |
||
1165 | |||
1166 | #define LP_RING(d) (&((struct drm_i915_private *)(d))->ring[RCS]) |
||
1167 | |||
1168 | #define BEGIN_LP_RING(n) \ |
||
1169 | intel_ring_begin(LP_RING(dev_priv), (n)) |
||
1170 | |||
1171 | #define OUT_RING(x) \ |
||
1172 | intel_ring_emit(LP_RING(dev_priv), x) |
||
1173 | |||
1174 | #define ADVANCE_LP_RING() \ |
||
1175 | intel_ring_advance(LP_RING(dev_priv)) |
||
1176 | |||
1177 | /** |
||
1178 | * Lock test for when it's just for synchronization of ring access. |
||
1179 | * |
||
1180 | * In that case, we don't need to do it when GEM is initialized as nobody else |
||
1181 | * has access to the ring. |
||
1182 | */ |
||
1183 | #define RING_LOCK_TEST_WITH_RETURN(dev, file) do { \ |
||
1184 | if (LP_RING(dev->dev_private)->obj == NULL) \ |
||
1185 | LOCK_TEST_WITH_RETURN(dev, file); \ |
||
1186 | } while (0) |
||
1187 | |||
1188 | /* On SNB platform, before reading ring registers forcewake bit |
||
1189 | * must be set to prevent GT core from power down and stale values being |
||
1190 | * returned. |
||
1191 | */ |
||
1192 | void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv); |
||
1193 | void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv); |
||
1194 | void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv); |
||
1195 | |||
1196 | /* We give fast paths for the really cool registers */ |
||
1197 | #define NEEDS_FORCE_WAKE(dev_priv, reg) \ |
||
1198 | (((dev_priv)->info->gen >= 6) && \ |
||
1199 | ((reg) < 0x40000) && \ |
||
1200 | ((reg) != FORCEWAKE)) |
||
1201 | |||
1202 | #define __i915_read(x, y) \ |
||
1203 | static inline u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg) { \ |
||
1204 | u##x val = 0; \ |
||
1205 | if (NEEDS_FORCE_WAKE((dev_priv), (reg))) { \ |
||
1206 | gen6_gt_force_wake_get(dev_priv); \ |
||
1207 | val = read##y(dev_priv->regs + reg); \ |
||
1208 | gen6_gt_force_wake_put(dev_priv); \ |
||
1209 | } else { \ |
||
1210 | val = read##y(dev_priv->regs + reg); \ |
||
1211 | } \ |
||
1212 | trace_i915_reg_rw(false, reg, val, sizeof(val)); \ |
||
1213 | return val; \ |
||
1214 | } |
||
1215 | |||
1216 | __i915_read(8, b) |
||
1217 | __i915_read(16, w) |
||
1218 | __i915_read(32, l) |
||
1219 | __i915_read(64, q) |
||
1220 | #undef __i915_read |
||
1221 | |||
1222 | #define __i915_write(x, y) \ |
||
1223 | static inline void i915_write##x(struct drm_i915_private *dev_priv, u32 reg, u##x val) { \ |
||
1224 | trace_i915_reg_rw(true, reg, val, sizeof(val)); \ |
||
1225 | if (NEEDS_FORCE_WAKE((dev_priv), (reg))) { \ |
||
1226 | __gen6_gt_wait_for_fifo(dev_priv); \ |
||
1227 | } \ |
||
1228 | write##y(val, dev_priv->regs + reg); \ |
||
1229 | } |
||
1230 | __i915_write(8, b) |
||
1231 | __i915_write(16, w) |
||
1232 | __i915_write(32, l) |
||
1233 | __i915_write(64, q) |
||
1234 | #undef __i915_write |
||
1235 | |||
1236 | #define I915_READ8(reg) i915_read8(dev_priv, (reg)) |
||
1237 | #define I915_WRITE8(reg, val) i915_write8(dev_priv, (reg), (val)) |
||
1238 | |||
1239 | #define I915_READ16(reg) i915_read16(dev_priv, (reg)) |
||
1240 | #define I915_WRITE16(reg, val) i915_write16(dev_priv, (reg), (val)) |
||
1241 | #define I915_READ16_NOTRACE(reg) readw(dev_priv->regs + (reg)) |
||
1242 | #define I915_WRITE16_NOTRACE(reg, val) writew(val, dev_priv->regs + (reg)) |
||
1243 | |||
1244 | #define I915_READ(reg) i915_read32(dev_priv, (reg)) |
||
1245 | #define I915_WRITE(reg, val) i915_write32(dev_priv, (reg), (val)) |
||
1246 | #define I915_READ_NOTRACE(reg) readl(dev_priv->regs + (reg)) |
||
1247 | #define I915_WRITE_NOTRACE(reg, val) writel(val, dev_priv->regs + (reg)) |
||
1248 | |||
1249 | #define I915_WRITE64(reg, val) i915_write64(dev_priv, (reg), (val)) |
||
1250 | #define I915_READ64(reg) i915_read64(dev_priv, (reg)) |
||
1251 | |||
1252 | #define POSTING_READ(reg) (void)I915_READ_NOTRACE(reg) |
||
1253 | #define POSTING_READ16(reg) (void)I915_READ16_NOTRACE(reg) |
||
1254 | |||
1255 | |||
1256 | #endif>1) |