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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 | |||
3480 | Serge | 33 | #include |
34 | |||
2325 | Serge | 35 | #include "i915_reg.h" |
2327 | Serge | 36 | #include "intel_bios.h" |
2326 | Serge | 37 | #include "intel_ringbuffer.h" |
3243 | Serge | 38 | #include |
2325 | Serge | 39 | //#include |
2330 | Serge | 40 | #include |
3031 | serge | 41 | #include |
2332 | Serge | 42 | #include |
2325 | Serge | 43 | //#include |
44 | |||
45 | #include |
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3243 | Serge | 46 | #include |
2325 | Serge | 47 | |
2360 | Serge | 48 | |
2325 | Serge | 49 | /* General customization: |
50 | */ |
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51 | |||
3031 | serge | 52 | #define I915_TILING_NONE 0 |
2327 | Serge | 53 | |
3031 | serge | 54 | #define VGA_RSRC_NONE 0x00 |
55 | #define VGA_RSRC_LEGACY_IO 0x01 |
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56 | #define VGA_RSRC_LEGACY_MEM 0x02 |
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57 | #define VGA_RSRC_LEGACY_MASK (VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM) |
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58 | /* Non-legacy access */ |
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59 | #define VGA_RSRC_NORMAL_IO 0x04 |
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60 | #define VGA_RSRC_NORMAL_MEM 0x08 |
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2327 | Serge | 61 | |
2325 | Serge | 62 | #define DRIVER_AUTHOR "Tungsten Graphics, Inc." |
63 | |||
64 | #define DRIVER_NAME "i915" |
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65 | #define DRIVER_DESC "Intel Graphics" |
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66 | #define DRIVER_DATE "20080730" |
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67 | |||
68 | enum pipe { |
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69 | PIPE_A = 0, |
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70 | PIPE_B, |
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71 | PIPE_C, |
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72 | I915_MAX_PIPES |
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73 | }; |
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74 | #define pipe_name(p) ((p) + 'A') |
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75 | |||
3243 | Serge | 76 | enum transcoder { |
77 | TRANSCODER_A = 0, |
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78 | TRANSCODER_B, |
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79 | TRANSCODER_C, |
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80 | TRANSCODER_EDP = 0xF, |
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81 | }; |
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82 | #define transcoder_name(t) ((t) + 'A') |
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83 | |||
2325 | Serge | 84 | enum plane { |
85 | PLANE_A = 0, |
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86 | PLANE_B, |
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87 | PLANE_C, |
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88 | }; |
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89 | #define plane_name(p) ((p) + 'A') |
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90 | |||
3031 | serge | 91 | enum port { |
92 | PORT_A = 0, |
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93 | PORT_B, |
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94 | PORT_C, |
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95 | PORT_D, |
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96 | PORT_E, |
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97 | I915_MAX_PORTS |
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98 | }; |
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99 | #define port_name(p) ((p) + 'A') |
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100 | |||
3480 | Serge | 101 | #define I915_GEM_GPU_DOMAINS \ |
102 | (I915_GEM_DOMAIN_RENDER | \ |
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103 | I915_GEM_DOMAIN_SAMPLER | \ |
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104 | I915_GEM_DOMAIN_COMMAND | \ |
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105 | I915_GEM_DOMAIN_INSTRUCTION | \ |
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106 | I915_GEM_DOMAIN_VERTEX) |
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2325 | Serge | 107 | |
108 | #define for_each_pipe(p) for ((p) = 0; (p) < dev_priv->num_pipe; (p)++) |
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109 | |||
3031 | serge | 110 | #define for_each_encoder_on_crtc(dev, __crtc, intel_encoder) \ |
111 | list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \ |
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112 | if ((intel_encoder)->base.crtc == (__crtc)) |
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113 | |||
114 | struct intel_pch_pll { |
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115 | int refcount; /* count of number of CRTCs sharing this PLL */ |
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116 | int active; /* count of number of active CRTCs (i.e. DPMS on) */ |
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117 | bool on; /* is the PLL actually active? Disabled during modeset */ |
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118 | int pll_reg; |
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119 | int fp0_reg; |
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120 | int fp1_reg; |
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121 | }; |
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122 | #define I915_NUM_PLLS 2 |
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123 | |||
3480 | Serge | 124 | /* Used by dp and fdi links */ |
125 | struct intel_link_m_n { |
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126 | uint32_t tu; |
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127 | uint32_t gmch_m; |
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128 | uint32_t gmch_n; |
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129 | uint32_t link_m; |
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130 | uint32_t link_n; |
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131 | }; |
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132 | |||
133 | void intel_link_compute_m_n(int bpp, int nlanes, |
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134 | int pixel_clock, int link_clock, |
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135 | struct intel_link_m_n *m_n); |
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136 | |||
3243 | Serge | 137 | struct intel_ddi_plls { |
138 | int spll_refcount; |
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139 | int wrpll1_refcount; |
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140 | int wrpll2_refcount; |
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141 | }; |
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142 | |||
2325 | Serge | 143 | /* Interface history: |
144 | * |
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145 | * 1.1: Original. |
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146 | * 1.2: Add Power Management |
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147 | * 1.3: Add vblank support |
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148 | * 1.4: Fix cmdbuffer path, add heap destroy |
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149 | * 1.5: Add vblank pipe configuration |
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150 | * 1.6: - New ioctl for scheduling buffer swaps on vertical blank |
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151 | * - Support vertical blank on secondary display pipe |
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152 | */ |
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153 | #define DRIVER_MAJOR 1 |
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154 | #define DRIVER_MINOR 6 |
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155 | #define DRIVER_PATCHLEVEL 0 |
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156 | |||
157 | #define WATCH_COHERENCY 0 |
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158 | #define WATCH_LISTS 0 |
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3031 | serge | 159 | #define WATCH_GTT 0 |
2325 | Serge | 160 | |
161 | #define I915_GEM_PHYS_CURSOR_0 1 |
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162 | #define I915_GEM_PHYS_CURSOR_1 2 |
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163 | #define I915_GEM_PHYS_OVERLAY_REGS 3 |
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164 | #define I915_MAX_PHYS_OBJECT (I915_GEM_PHYS_OVERLAY_REGS) |
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165 | |||
3480 | Serge | 166 | struct drm_i915_gem_phys_object { |
167 | int id; |
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168 | struct page **page_list; |
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169 | drm_dma_handle_t *handle; |
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170 | struct drm_i915_gem_object *cur_obj; |
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171 | }; |
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2325 | Serge | 172 | |
173 | struct opregion_header; |
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174 | struct opregion_acpi; |
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175 | struct opregion_swsci; |
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176 | struct opregion_asle; |
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2342 | Serge | 177 | struct drm_i915_private; |
2325 | Serge | 178 | |
179 | struct intel_opregion { |
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3031 | serge | 180 | struct opregion_header __iomem *header; |
181 | struct opregion_acpi __iomem *acpi; |
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182 | struct opregion_swsci __iomem *swsci; |
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183 | struct opregion_asle __iomem *asle; |
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184 | void __iomem *vbt; |
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2325 | Serge | 185 | u32 __iomem *lid_state; |
186 | }; |
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187 | #define OPREGION_SIZE (8*1024) |
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188 | |||
189 | struct intel_overlay; |
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190 | struct intel_overlay_error_state; |
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191 | |||
2330 | Serge | 192 | struct drm_i915_master_private { |
193 | drm_local_map_t *sarea; |
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194 | struct _drm_i915_sarea *sarea_priv; |
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195 | }; |
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2325 | Serge | 196 | #define I915_FENCE_REG_NONE -1 |
2342 | Serge | 197 | #define I915_MAX_NUM_FENCES 16 |
198 | /* 16 fences + sign bit for FENCE_REG_NONE */ |
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199 | #define I915_MAX_NUM_FENCE_BITS 5 |
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2325 | Serge | 200 | |
201 | struct drm_i915_fence_reg { |
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202 | struct list_head lru_list; |
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203 | struct drm_i915_gem_object *obj; |
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3031 | serge | 204 | int pin_count; |
2325 | Serge | 205 | }; |
206 | |||
207 | struct sdvo_device_mapping { |
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208 | u8 initialized; |
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209 | u8 dvo_port; |
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210 | u8 slave_addr; |
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211 | u8 dvo_wiring; |
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212 | u8 i2c_pin; |
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213 | u8 ddc_pin; |
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214 | }; |
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215 | |||
216 | struct intel_display_error_state; |
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217 | |||
218 | struct drm_i915_error_state { |
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3243 | Serge | 219 | struct kref ref; |
2325 | Serge | 220 | u32 eir; |
221 | u32 pgtbl_er; |
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3031 | serge | 222 | u32 ier; |
223 | u32 ccid; |
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3243 | Serge | 224 | u32 derrmr; |
225 | u32 forcewake; |
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3031 | serge | 226 | bool waiting[I915_NUM_RINGS]; |
2325 | Serge | 227 | u32 pipestat[I915_MAX_PIPES]; |
3031 | serge | 228 | u32 tail[I915_NUM_RINGS]; |
229 | u32 head[I915_NUM_RINGS]; |
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3243 | Serge | 230 | u32 ctl[I915_NUM_RINGS]; |
3031 | serge | 231 | u32 ipeir[I915_NUM_RINGS]; |
232 | u32 ipehr[I915_NUM_RINGS]; |
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233 | u32 instdone[I915_NUM_RINGS]; |
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234 | u32 acthd[I915_NUM_RINGS]; |
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235 | u32 semaphore_mboxes[I915_NUM_RINGS][I915_NUM_RINGS - 1]; |
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3243 | Serge | 236 | u32 semaphore_seqno[I915_NUM_RINGS][I915_NUM_RINGS - 1]; |
3031 | serge | 237 | u32 rc_psmi[I915_NUM_RINGS]; /* sleep state */ |
238 | /* our own tracking of ring head and tail */ |
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239 | u32 cpu_ring_head[I915_NUM_RINGS]; |
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240 | u32 cpu_ring_tail[I915_NUM_RINGS]; |
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2325 | Serge | 241 | u32 error; /* gen6+ */ |
3031 | serge | 242 | u32 err_int; /* gen7 */ |
243 | u32 instpm[I915_NUM_RINGS]; |
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244 | u32 instps[I915_NUM_RINGS]; |
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245 | u32 extra_instdone[I915_NUM_INSTDONE_REG]; |
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246 | u32 seqno[I915_NUM_RINGS]; |
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2325 | Serge | 247 | u64 bbaddr; |
3031 | serge | 248 | u32 fault_reg[I915_NUM_RINGS]; |
249 | u32 done_reg; |
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250 | u32 faddr[I915_NUM_RINGS]; |
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2342 | Serge | 251 | u64 fence[I915_MAX_NUM_FENCES]; |
2325 | Serge | 252 | struct timeval time; |
3031 | serge | 253 | struct drm_i915_error_ring { |
2325 | Serge | 254 | struct drm_i915_error_object { |
255 | int page_count; |
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256 | u32 gtt_offset; |
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257 | u32 *pages[0]; |
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3031 | serge | 258 | } *ringbuffer, *batchbuffer; |
259 | struct drm_i915_error_request { |
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260 | long jiffies; |
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261 | u32 seqno; |
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262 | u32 tail; |
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263 | } *requests; |
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264 | int num_requests; |
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265 | } ring[I915_NUM_RINGS]; |
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2325 | Serge | 266 | struct drm_i915_error_buffer { |
267 | u32 size; |
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268 | u32 name; |
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3031 | serge | 269 | u32 rseqno, wseqno; |
2325 | Serge | 270 | u32 gtt_offset; |
271 | u32 read_domains; |
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272 | u32 write_domain; |
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2342 | Serge | 273 | s32 fence_reg:I915_MAX_NUM_FENCE_BITS; |
2325 | Serge | 274 | s32 pinned:2; |
275 | u32 tiling:2; |
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276 | u32 dirty:1; |
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277 | u32 purgeable:1; |
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3031 | serge | 278 | s32 ring:4; |
2325 | Serge | 279 | u32 cache_level:2; |
280 | } *active_bo, *pinned_bo; |
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281 | u32 active_bo_count, pinned_bo_count; |
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282 | struct intel_overlay_error_state *overlay; |
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283 | struct intel_display_error_state *display; |
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284 | }; |
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285 | |||
286 | struct drm_i915_display_funcs { |
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287 | bool (*fbc_enabled)(struct drm_device *dev); |
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288 | void (*enable_fbc)(struct drm_crtc *crtc, unsigned long interval); |
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289 | void (*disable_fbc)(struct drm_device *dev); |
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290 | int (*get_display_clock_speed)(struct drm_device *dev); |
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291 | int (*get_fifo_size)(struct drm_device *dev, int plane); |
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292 | void (*update_wm)(struct drm_device *dev); |
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2342 | Serge | 293 | void (*update_sprite_wm)(struct drm_device *dev, int pipe, |
294 | uint32_t sprite_width, int pixel_size); |
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3031 | serge | 295 | void (*update_linetime_wm)(struct drm_device *dev, int pipe, |
296 | struct drm_display_mode *mode); |
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3243 | Serge | 297 | void (*modeset_global_resources)(struct drm_device *dev); |
2325 | Serge | 298 | int (*crtc_mode_set)(struct drm_crtc *crtc, |
299 | struct drm_display_mode *mode, |
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300 | struct drm_display_mode *adjusted_mode, |
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301 | int x, int y, |
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302 | struct drm_framebuffer *old_fb); |
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3031 | serge | 303 | void (*crtc_enable)(struct drm_crtc *crtc); |
304 | void (*crtc_disable)(struct drm_crtc *crtc); |
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305 | void (*off)(struct drm_crtc *crtc); |
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2342 | Serge | 306 | void (*write_eld)(struct drm_connector *connector, |
307 | struct drm_crtc *crtc); |
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2325 | Serge | 308 | void (*fdi_link_train)(struct drm_crtc *crtc); |
309 | void (*init_clock_gating)(struct drm_device *dev); |
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310 | int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc, |
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311 | struct drm_framebuffer *fb, |
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312 | struct drm_i915_gem_object *obj); |
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313 | int (*update_plane)(struct drm_crtc *crtc, struct drm_framebuffer *fb, |
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314 | int x, int y); |
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3480 | Serge | 315 | void (*hpd_irq_setup)(struct drm_device *dev); |
2325 | Serge | 316 | /* clock updates for mode set */ |
317 | /* cursor updates */ |
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318 | /* render clock increase/decrease */ |
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319 | /* display clock increase/decrease */ |
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320 | /* pll clock increase/decrease */ |
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321 | }; |
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322 | |||
3031 | serge | 323 | struct drm_i915_gt_funcs { |
324 | void (*force_wake_get)(struct drm_i915_private *dev_priv); |
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325 | void (*force_wake_put)(struct drm_i915_private *dev_priv); |
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326 | }; |
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327 | |||
328 | #define DEV_INFO_FLAGS \ |
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329 | DEV_INFO_FLAG(is_mobile) DEV_INFO_SEP \ |
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330 | DEV_INFO_FLAG(is_i85x) DEV_INFO_SEP \ |
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331 | DEV_INFO_FLAG(is_i915g) DEV_INFO_SEP \ |
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332 | DEV_INFO_FLAG(is_i945gm) DEV_INFO_SEP \ |
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333 | DEV_INFO_FLAG(is_g33) DEV_INFO_SEP \ |
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334 | DEV_INFO_FLAG(need_gfx_hws) DEV_INFO_SEP \ |
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335 | DEV_INFO_FLAG(is_g4x) DEV_INFO_SEP \ |
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336 | DEV_INFO_FLAG(is_pineview) DEV_INFO_SEP \ |
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337 | DEV_INFO_FLAG(is_broadwater) DEV_INFO_SEP \ |
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338 | DEV_INFO_FLAG(is_crestline) DEV_INFO_SEP \ |
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339 | DEV_INFO_FLAG(is_ivybridge) DEV_INFO_SEP \ |
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340 | DEV_INFO_FLAG(is_valleyview) DEV_INFO_SEP \ |
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341 | DEV_INFO_FLAG(is_haswell) DEV_INFO_SEP \ |
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342 | DEV_INFO_FLAG(has_force_wake) DEV_INFO_SEP \ |
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343 | DEV_INFO_FLAG(has_fbc) DEV_INFO_SEP \ |
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344 | DEV_INFO_FLAG(has_pipe_cxsr) DEV_INFO_SEP \ |
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345 | DEV_INFO_FLAG(has_hotplug) DEV_INFO_SEP \ |
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346 | DEV_INFO_FLAG(cursor_needs_physical) DEV_INFO_SEP \ |
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347 | DEV_INFO_FLAG(has_overlay) DEV_INFO_SEP \ |
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348 | DEV_INFO_FLAG(overlay_needs_physical) DEV_INFO_SEP \ |
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349 | DEV_INFO_FLAG(supports_tv) DEV_INFO_SEP \ |
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350 | DEV_INFO_FLAG(has_bsd_ring) DEV_INFO_SEP \ |
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351 | DEV_INFO_FLAG(has_blt_ring) DEV_INFO_SEP \ |
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352 | DEV_INFO_FLAG(has_llc) |
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353 | |||
2325 | Serge | 354 | struct intel_device_info { |
3480 | Serge | 355 | u32 display_mmio_offset; |
2325 | Serge | 356 | u8 gen; |
2342 | Serge | 357 | u8 is_mobile:1; |
358 | u8 is_i85x:1; |
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359 | u8 is_i915g:1; |
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360 | u8 is_i945gm:1; |
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361 | u8 is_g33:1; |
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362 | u8 need_gfx_hws:1; |
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363 | u8 is_g4x:1; |
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364 | u8 is_pineview:1; |
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365 | u8 is_broadwater:1; |
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366 | u8 is_crestline:1; |
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367 | u8 is_ivybridge:1; |
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3031 | serge | 368 | u8 is_valleyview:1; |
369 | u8 has_force_wake:1; |
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370 | u8 is_haswell:1; |
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2342 | Serge | 371 | u8 has_fbc:1; |
372 | u8 has_pipe_cxsr:1; |
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373 | u8 has_hotplug:1; |
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374 | u8 cursor_needs_physical:1; |
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375 | u8 has_overlay:1; |
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376 | u8 overlay_needs_physical:1; |
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377 | u8 supports_tv:1; |
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378 | u8 has_bsd_ring:1; |
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379 | u8 has_blt_ring:1; |
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3031 | serge | 380 | u8 has_llc:1; |
2325 | Serge | 381 | }; |
382 | |||
3480 | Serge | 383 | enum i915_cache_level { |
384 | I915_CACHE_NONE = 0, |
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385 | I915_CACHE_LLC, |
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386 | I915_CACHE_LLC_MLC, /* gen6+, in docs at least! */ |
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387 | }; |
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388 | |||
389 | /* The Graphics Translation Table is the way in which GEN hardware translates a |
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390 | * Graphics Virtual Address into a Physical Address. In addition to the normal |
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391 | * collateral associated with any va->pa translations GEN hardware also has a |
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392 | * portion of the GTT which can be mapped by the CPU and remain both coherent |
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393 | * and correct (in cases like swizzling). That region is referred to as GMADR in |
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394 | * the spec. |
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395 | */ |
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396 | struct i915_gtt { |
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397 | unsigned long start; /* Start offset of used GTT */ |
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398 | size_t total; /* Total size GTT can map */ |
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399 | size_t stolen_size; /* Total size of stolen memory */ |
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400 | |||
401 | unsigned long mappable_end; /* End offset that we can CPU map */ |
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402 | struct io_mapping *mappable; /* Mapping to our CPU mappable region */ |
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403 | phys_addr_t mappable_base; /* PA of our GMADR */ |
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404 | |||
405 | /** "Graphics Stolen Memory" holds the global PTEs */ |
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406 | void __iomem *gsm; |
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407 | |||
408 | bool do_idle_maps; |
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409 | dma_addr_t scratch_page_dma; |
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410 | struct page *scratch_page; |
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411 | |||
412 | /* global gtt ops */ |
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413 | int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total, |
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414 | size_t *stolen, phys_addr_t *mappable_base, |
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415 | unsigned long *mappable_end); |
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416 | void (*gtt_remove)(struct drm_device *dev); |
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417 | void (*gtt_clear_range)(struct drm_device *dev, |
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418 | unsigned int first_entry, |
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419 | unsigned int num_entries); |
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420 | void (*gtt_insert_entries)(struct drm_device *dev, |
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421 | struct sg_table *st, |
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422 | unsigned int pg_start, |
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423 | enum i915_cache_level cache_level); |
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424 | }; |
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425 | #define gtt_total_entries(gtt) ((gtt).total >> PAGE_SHIFT) |
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426 | |||
3031 | serge | 427 | #define I915_PPGTT_PD_ENTRIES 512 |
428 | #define I915_PPGTT_PT_ENTRIES 1024 |
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429 | struct i915_hw_ppgtt { |
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3243 | Serge | 430 | struct drm_device *dev; |
3031 | serge | 431 | unsigned num_pd_entries; |
3243 | Serge | 432 | struct page **pt_pages; |
3031 | serge | 433 | uint32_t pd_offset; |
434 | dma_addr_t *pt_dma_addr; |
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435 | dma_addr_t scratch_page_dma_addr; |
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3480 | Serge | 436 | |
437 | /* pte functions, mirroring the interface of the global gtt. */ |
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438 | void (*clear_range)(struct i915_hw_ppgtt *ppgtt, |
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439 | unsigned int first_entry, |
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440 | unsigned int num_entries); |
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441 | void (*insert_entries)(struct i915_hw_ppgtt *ppgtt, |
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442 | struct sg_table *st, |
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443 | unsigned int pg_start, |
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444 | enum i915_cache_level cache_level); |
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445 | void (*cleanup)(struct i915_hw_ppgtt *ppgtt); |
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3031 | serge | 446 | }; |
447 | |||
448 | |||
449 | /* This must match up with the value previously used for execbuf2.rsvd1. */ |
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450 | #define DEFAULT_CONTEXT_ID 0 |
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451 | struct i915_hw_context { |
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452 | int id; |
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453 | bool is_initialized; |
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454 | struct drm_i915_file_private *file_priv; |
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455 | struct intel_ring_buffer *ring; |
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456 | struct drm_i915_gem_object *obj; |
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457 | }; |
||
458 | |||
2325 | Serge | 459 | enum no_fbc_reason { |
460 | FBC_NO_OUTPUT, /* no outputs enabled to compress */ |
||
461 | FBC_STOLEN_TOO_SMALL, /* not enough space to hold compressed buffers */ |
||
462 | FBC_UNSUPPORTED_MODE, /* interlace or doublescanned mode */ |
||
463 | FBC_MODE_TOO_LARGE, /* mode too large for compression */ |
||
464 | FBC_BAD_PLANE, /* fbc not supported on plane */ |
||
465 | FBC_NOT_TILED, /* buffer not tiled */ |
||
466 | FBC_MULTIPLE_PIPES, /* more than one pipe active */ |
||
467 | FBC_MODULE_PARAM, |
||
468 | }; |
||
469 | |||
470 | enum intel_pch { |
||
3031 | serge | 471 | PCH_NONE = 0, /* No PCH present */ |
2325 | Serge | 472 | PCH_IBX, /* Ibexpeak PCH */ |
473 | PCH_CPT, /* Cougarpoint PCH */ |
||
3031 | serge | 474 | PCH_LPT, /* Lynxpoint PCH */ |
2325 | Serge | 475 | }; |
476 | |||
3243 | Serge | 477 | enum intel_sbi_destination { |
478 | SBI_ICLK, |
||
479 | SBI_MPHY, |
||
480 | }; |
||
481 | |||
2325 | Serge | 482 | #define QUIRK_PIPEA_FORCE (1<<0) |
483 | #define QUIRK_LVDS_SSC_DISABLE (1<<1) |
||
3031 | serge | 484 | #define QUIRK_INVERT_BRIGHTNESS (1<<2) |
2325 | Serge | 485 | |
486 | struct intel_fbdev; |
||
487 | struct intel_fbc_work; |
||
488 | |||
3031 | serge | 489 | struct intel_gmbus { |
490 | struct i2c_adapter adapter; |
||
3243 | Serge | 491 | u32 force_bit; |
3031 | serge | 492 | u32 reg0; |
493 | u32 gpio_reg; |
||
494 | struct i2c_algo_bit_data bit_algo; |
||
495 | struct drm_i915_private *dev_priv; |
||
496 | }; |
||
497 | |||
3243 | Serge | 498 | struct i915_suspend_saved_registers { |
2325 | Serge | 499 | u8 saveLBB; |
500 | u32 saveDSPACNTR; |
||
501 | u32 saveDSPBCNTR; |
||
502 | u32 saveDSPARB; |
||
503 | u32 savePIPEACONF; |
||
504 | u32 savePIPEBCONF; |
||
505 | u32 savePIPEASRC; |
||
506 | u32 savePIPEBSRC; |
||
507 | u32 saveFPA0; |
||
508 | u32 saveFPA1; |
||
509 | u32 saveDPLL_A; |
||
510 | u32 saveDPLL_A_MD; |
||
511 | u32 saveHTOTAL_A; |
||
512 | u32 saveHBLANK_A; |
||
513 | u32 saveHSYNC_A; |
||
514 | u32 saveVTOTAL_A; |
||
515 | u32 saveVBLANK_A; |
||
516 | u32 saveVSYNC_A; |
||
517 | u32 saveBCLRPAT_A; |
||
518 | u32 saveTRANSACONF; |
||
519 | u32 saveTRANS_HTOTAL_A; |
||
520 | u32 saveTRANS_HBLANK_A; |
||
521 | u32 saveTRANS_HSYNC_A; |
||
522 | u32 saveTRANS_VTOTAL_A; |
||
523 | u32 saveTRANS_VBLANK_A; |
||
524 | u32 saveTRANS_VSYNC_A; |
||
525 | u32 savePIPEASTAT; |
||
526 | u32 saveDSPASTRIDE; |
||
527 | u32 saveDSPASIZE; |
||
528 | u32 saveDSPAPOS; |
||
529 | u32 saveDSPAADDR; |
||
530 | u32 saveDSPASURF; |
||
531 | u32 saveDSPATILEOFF; |
||
532 | u32 savePFIT_PGM_RATIOS; |
||
533 | u32 saveBLC_HIST_CTL; |
||
534 | u32 saveBLC_PWM_CTL; |
||
535 | u32 saveBLC_PWM_CTL2; |
||
536 | u32 saveBLC_CPU_PWM_CTL; |
||
537 | u32 saveBLC_CPU_PWM_CTL2; |
||
538 | u32 saveFPB0; |
||
539 | u32 saveFPB1; |
||
540 | u32 saveDPLL_B; |
||
541 | u32 saveDPLL_B_MD; |
||
542 | u32 saveHTOTAL_B; |
||
543 | u32 saveHBLANK_B; |
||
544 | u32 saveHSYNC_B; |
||
545 | u32 saveVTOTAL_B; |
||
546 | u32 saveVBLANK_B; |
||
547 | u32 saveVSYNC_B; |
||
548 | u32 saveBCLRPAT_B; |
||
549 | u32 saveTRANSBCONF; |
||
550 | u32 saveTRANS_HTOTAL_B; |
||
551 | u32 saveTRANS_HBLANK_B; |
||
552 | u32 saveTRANS_HSYNC_B; |
||
553 | u32 saveTRANS_VTOTAL_B; |
||
554 | u32 saveTRANS_VBLANK_B; |
||
555 | u32 saveTRANS_VSYNC_B; |
||
556 | u32 savePIPEBSTAT; |
||
557 | u32 saveDSPBSTRIDE; |
||
558 | u32 saveDSPBSIZE; |
||
559 | u32 saveDSPBPOS; |
||
560 | u32 saveDSPBADDR; |
||
561 | u32 saveDSPBSURF; |
||
562 | u32 saveDSPBTILEOFF; |
||
563 | u32 saveVGA0; |
||
564 | u32 saveVGA1; |
||
565 | u32 saveVGA_PD; |
||
566 | u32 saveVGACNTRL; |
||
567 | u32 saveADPA; |
||
568 | u32 saveLVDS; |
||
569 | u32 savePP_ON_DELAYS; |
||
570 | u32 savePP_OFF_DELAYS; |
||
571 | u32 saveDVOA; |
||
572 | u32 saveDVOB; |
||
573 | u32 saveDVOC; |
||
574 | u32 savePP_ON; |
||
575 | u32 savePP_OFF; |
||
576 | u32 savePP_CONTROL; |
||
577 | u32 savePP_DIVISOR; |
||
578 | u32 savePFIT_CONTROL; |
||
579 | u32 save_palette_a[256]; |
||
580 | u32 save_palette_b[256]; |
||
581 | u32 saveDPFC_CB_BASE; |
||
582 | u32 saveFBC_CFB_BASE; |
||
583 | u32 saveFBC_LL_BASE; |
||
584 | u32 saveFBC_CONTROL; |
||
585 | u32 saveFBC_CONTROL2; |
||
586 | u32 saveIER; |
||
587 | u32 saveIIR; |
||
588 | u32 saveIMR; |
||
589 | u32 saveDEIER; |
||
590 | u32 saveDEIMR; |
||
591 | u32 saveGTIER; |
||
592 | u32 saveGTIMR; |
||
593 | u32 saveFDI_RXA_IMR; |
||
594 | u32 saveFDI_RXB_IMR; |
||
595 | u32 saveCACHE_MODE_0; |
||
596 | u32 saveMI_ARB_STATE; |
||
597 | u32 saveSWF0[16]; |
||
598 | u32 saveSWF1[16]; |
||
599 | u32 saveSWF2[3]; |
||
600 | u8 saveMSR; |
||
601 | u8 saveSR[8]; |
||
602 | u8 saveGR[25]; |
||
603 | u8 saveAR_INDEX; |
||
604 | u8 saveAR[21]; |
||
605 | u8 saveDACMASK; |
||
606 | u8 saveCR[37]; |
||
2342 | Serge | 607 | uint64_t saveFENCE[I915_MAX_NUM_FENCES]; |
2325 | Serge | 608 | u32 saveCURACNTR; |
609 | u32 saveCURAPOS; |
||
610 | u32 saveCURABASE; |
||
611 | u32 saveCURBCNTR; |
||
612 | u32 saveCURBPOS; |
||
613 | u32 saveCURBBASE; |
||
614 | u32 saveCURSIZE; |
||
615 | u32 saveDP_B; |
||
616 | u32 saveDP_C; |
||
617 | u32 saveDP_D; |
||
618 | u32 savePIPEA_GMCH_DATA_M; |
||
619 | u32 savePIPEB_GMCH_DATA_M; |
||
620 | u32 savePIPEA_GMCH_DATA_N; |
||
621 | u32 savePIPEB_GMCH_DATA_N; |
||
622 | u32 savePIPEA_DP_LINK_M; |
||
623 | u32 savePIPEB_DP_LINK_M; |
||
624 | u32 savePIPEA_DP_LINK_N; |
||
625 | u32 savePIPEB_DP_LINK_N; |
||
626 | u32 saveFDI_RXA_CTL; |
||
627 | u32 saveFDI_TXA_CTL; |
||
628 | u32 saveFDI_RXB_CTL; |
||
629 | u32 saveFDI_TXB_CTL; |
||
630 | u32 savePFA_CTL_1; |
||
631 | u32 savePFB_CTL_1; |
||
632 | u32 savePFA_WIN_SZ; |
||
633 | u32 savePFB_WIN_SZ; |
||
634 | u32 savePFA_WIN_POS; |
||
635 | u32 savePFB_WIN_POS; |
||
636 | u32 savePCH_DREF_CONTROL; |
||
637 | u32 saveDISP_ARB_CTL; |
||
638 | u32 savePIPEA_DATA_M1; |
||
639 | u32 savePIPEA_DATA_N1; |
||
640 | u32 savePIPEA_LINK_M1; |
||
641 | u32 savePIPEA_LINK_N1; |
||
642 | u32 savePIPEB_DATA_M1; |
||
643 | u32 savePIPEB_DATA_N1; |
||
644 | u32 savePIPEB_LINK_M1; |
||
645 | u32 savePIPEB_LINK_N1; |
||
646 | u32 saveMCHBAR_RENDER_STANDBY; |
||
647 | u32 savePCH_PORT_HOTPLUG; |
||
3243 | Serge | 648 | }; |
2325 | Serge | 649 | |
3243 | Serge | 650 | struct intel_gen6_power_mgmt { |
651 | struct work_struct work; |
||
652 | u32 pm_iir; |
||
653 | /* lock - irqsave spinlock that protectects the work_struct and |
||
654 | * pm_iir. */ |
||
655 | spinlock_t lock; |
||
656 | |||
657 | /* The below variables an all the rps hw state are protected by |
||
658 | * dev->struct mutext. */ |
||
659 | u8 cur_delay; |
||
660 | u8 min_delay; |
||
661 | u8 max_delay; |
||
662 | |||
663 | struct delayed_work delayed_resume_work; |
||
664 | |||
665 | /* |
||
666 | * Protects RPS/RC6 register access and PCU communication. |
||
667 | * Must be taken after struct_mutex if nested. |
||
668 | */ |
||
669 | struct mutex hw_lock; |
||
670 | }; |
||
671 | |||
3480 | Serge | 672 | /* defined intel_pm.c */ |
673 | extern spinlock_t mchdev_lock; |
||
674 | |||
3243 | Serge | 675 | struct intel_ilk_power_mgmt { |
676 | u8 cur_delay; |
||
677 | u8 min_delay; |
||
678 | u8 max_delay; |
||
679 | u8 fmax; |
||
680 | u8 fstart; |
||
681 | |||
682 | u64 last_count1; |
||
683 | unsigned long last_time1; |
||
684 | unsigned long chipset_power; |
||
685 | u64 last_count2; |
||
686 | struct timespec last_time2; |
||
687 | unsigned long gfx_power; |
||
688 | u8 corr; |
||
689 | |||
690 | int c_m; |
||
691 | int r_t; |
||
692 | |||
693 | struct drm_i915_gem_object *pwrctx; |
||
694 | struct drm_i915_gem_object *renderctx; |
||
695 | }; |
||
696 | |||
697 | struct i915_dri1_state { |
||
698 | unsigned allow_batchbuffer : 1; |
||
699 | u32 __iomem *gfx_hws_cpu_addr; |
||
700 | |||
701 | unsigned int cpp; |
||
702 | int back_offset; |
||
703 | int front_offset; |
||
704 | int current_page; |
||
705 | int page_flipping; |
||
706 | |||
707 | uint32_t counter; |
||
708 | }; |
||
709 | |||
710 | struct intel_l3_parity { |
||
711 | u32 *remap_info; |
||
712 | struct work_struct error_work; |
||
713 | }; |
||
714 | |||
3480 | Serge | 715 | struct i915_gem_mm { |
716 | /** Memory allocator for GTT stolen memory */ |
||
717 | struct drm_mm stolen; |
||
718 | /** Memory allocator for GTT */ |
||
719 | struct drm_mm gtt_space; |
||
720 | /** List of all objects in gtt_space. Used to restore gtt |
||
721 | * mappings on resume */ |
||
722 | struct list_head bound_list; |
||
723 | /** |
||
724 | * List of objects which are not bound to the GTT (thus |
||
725 | * are idle and not used by the GPU) but still have |
||
726 | * (presumably uncached) pages still attached. |
||
727 | */ |
||
728 | struct list_head unbound_list; |
||
729 | |||
730 | /** Usable portion of the GTT for GEM */ |
||
731 | unsigned long stolen_base; /* limited to low memory (32-bit) */ |
||
732 | |||
733 | int gtt_mtrr; |
||
734 | |||
735 | /** PPGTT used for aliasing the PPGTT with the GTT */ |
||
736 | struct i915_hw_ppgtt *aliasing_ppgtt; |
||
737 | |||
738 | bool shrinker_no_lock_stealing; |
||
739 | |||
740 | /** |
||
741 | * List of objects currently involved in rendering. |
||
742 | * |
||
743 | * Includes buffers having the contents of their GPU caches |
||
744 | * flushed, not necessarily primitives. last_rendering_seqno |
||
745 | * represents when the rendering involved will be completed. |
||
746 | * |
||
747 | * A reference is held on the buffer while on this list. |
||
748 | */ |
||
749 | struct list_head active_list; |
||
750 | |||
751 | /** |
||
752 | * LRU list of objects which are not in the ringbuffer and |
||
753 | * are ready to unbind, but are still in the GTT. |
||
754 | * |
||
755 | * last_rendering_seqno is 0 while an object is in this list. |
||
756 | * |
||
757 | * A reference is not held on the buffer while on this list, |
||
758 | * as merely being GTT-bound shouldn't prevent its being |
||
759 | * freed, and we'll pull it off the list in the free path. |
||
760 | */ |
||
761 | struct list_head inactive_list; |
||
762 | |||
763 | /** LRU list of objects with fence regs on them. */ |
||
764 | struct list_head fence_list; |
||
765 | |||
766 | /** |
||
767 | * We leave the user IRQ off as much as possible, |
||
768 | * but this means that requests will finish and never |
||
769 | * be retired once the system goes idle. Set a timer to |
||
770 | * fire periodically while the ring is running. When it |
||
771 | * fires, go retire requests. |
||
772 | */ |
||
773 | struct delayed_work retire_work; |
||
774 | |||
775 | /** |
||
776 | * Are we in a non-interruptible section of code like |
||
777 | * modesetting? |
||
778 | */ |
||
779 | bool interruptible; |
||
780 | |||
781 | /** |
||
782 | * Flag if the X Server, and thus DRM, is not currently in |
||
783 | * control of the device. |
||
784 | * |
||
785 | * This is set between LeaveVT and EnterVT. It needs to be |
||
786 | * replaced with a semaphore. It also needs to be |
||
787 | * transitioned away from for kernel modesetting. |
||
788 | */ |
||
789 | int suspended; |
||
790 | |||
791 | /** Bit 6 swizzling required for X tiling */ |
||
792 | uint32_t bit_6_swizzle_x; |
||
793 | /** Bit 6 swizzling required for Y tiling */ |
||
794 | uint32_t bit_6_swizzle_y; |
||
795 | |||
796 | /* storage for physical objects */ |
||
797 | struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT]; |
||
798 | |||
799 | /* accounting, useful for userland debugging */ |
||
800 | size_t object_memory; |
||
801 | u32 object_count; |
||
802 | }; |
||
803 | |||
804 | struct i915_gpu_error { |
||
805 | /* For hangcheck timer */ |
||
806 | #define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */ |
||
807 | #define DRM_I915_HANGCHECK_JIFFIES msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD) |
||
808 | struct timer_list hangcheck_timer; |
||
809 | int hangcheck_count; |
||
810 | uint32_t last_acthd[I915_NUM_RINGS]; |
||
811 | uint32_t prev_instdone[I915_NUM_INSTDONE_REG]; |
||
812 | |||
813 | /* For reset and error_state handling. */ |
||
814 | spinlock_t lock; |
||
815 | /* Protected by the above dev->gpu_error.lock. */ |
||
816 | struct drm_i915_error_state *first_error; |
||
817 | struct work_struct work; |
||
818 | |||
819 | unsigned long last_reset; |
||
820 | |||
821 | /** |
||
822 | * State variable and reset counter controlling the reset flow |
||
823 | * |
||
824 | * Upper bits are for the reset counter. This counter is used by the |
||
825 | * wait_seqno code to race-free noticed that a reset event happened and |
||
826 | * that it needs to restart the entire ioctl (since most likely the |
||
827 | * seqno it waited for won't ever signal anytime soon). |
||
828 | * |
||
829 | * This is important for lock-free wait paths, where no contended lock |
||
830 | * naturally enforces the correct ordering between the bail-out of the |
||
831 | * waiter and the gpu reset work code. |
||
832 | * |
||
833 | * Lowest bit controls the reset state machine: Set means a reset is in |
||
834 | * progress. This state will (presuming we don't have any bugs) decay |
||
835 | * into either unset (successful reset) or the special WEDGED value (hw |
||
836 | * terminally sour). All waiters on the reset_queue will be woken when |
||
837 | * that happens. |
||
838 | */ |
||
839 | atomic_t reset_counter; |
||
840 | |||
841 | /** |
||
842 | * Special values/flags for reset_counter |
||
843 | * |
||
844 | * Note that the code relies on |
||
845 | * I915_WEDGED & I915_RESET_IN_PROGRESS_FLAG |
||
846 | * being true. |
||
847 | */ |
||
848 | #define I915_RESET_IN_PROGRESS_FLAG 1 |
||
849 | #define I915_WEDGED 0xffffffff |
||
850 | |||
851 | /** |
||
852 | * Waitqueue to signal when the reset has completed. Used by clients |
||
853 | * that wait for dev_priv->mm.wedged to settle. |
||
854 | */ |
||
855 | wait_queue_head_t reset_queue; |
||
856 | |||
857 | /* For gpu hang simulation. */ |
||
858 | unsigned int stop_rings; |
||
859 | }; |
||
860 | |||
861 | enum modeset_restore { |
||
862 | MODESET_ON_LID_OPEN, |
||
863 | MODESET_DONE, |
||
864 | MODESET_SUSPENDED, |
||
865 | }; |
||
866 | |||
3243 | Serge | 867 | typedef struct drm_i915_private { |
868 | struct drm_device *dev; |
||
869 | |||
870 | const struct intel_device_info *info; |
||
871 | |||
872 | int relative_constants_mode; |
||
873 | |||
874 | void __iomem *regs; |
||
875 | |||
876 | struct drm_i915_gt_funcs gt; |
||
877 | /** gt_fifo_count and the subsequent register write are synchronized |
||
878 | * with dev->struct_mutex. */ |
||
879 | unsigned gt_fifo_count; |
||
880 | /** forcewake_count is protected by gt_lock */ |
||
881 | unsigned forcewake_count; |
||
882 | /** gt_lock is also taken in irq contexts. */ |
||
3480 | Serge | 883 | spinlock_t gt_lock; |
3243 | Serge | 884 | |
885 | struct intel_gmbus gmbus[GMBUS_NUM_PORTS]; |
||
886 | |||
3480 | Serge | 887 | |
3243 | Serge | 888 | /** gmbus_mutex protects against concurrent usage of the single hw gmbus |
889 | * controller on different i2c buses. */ |
||
890 | struct mutex gmbus_mutex; |
||
891 | |||
892 | /** |
||
893 | * Base address of the gmbus and gpio block. |
||
894 | */ |
||
895 | uint32_t gpio_mmio_base; |
||
896 | |||
3480 | Serge | 897 | wait_queue_head_t gmbus_wait_queue; |
898 | |||
3243 | Serge | 899 | struct pci_dev *bridge_dev; |
900 | struct intel_ring_buffer ring[I915_NUM_RINGS]; |
||
3480 | Serge | 901 | uint32_t last_seqno, next_seqno; |
3243 | Serge | 902 | |
903 | drm_dma_handle_t *status_page_dmah; |
||
904 | struct resource mch_res; |
||
905 | |||
906 | atomic_t irq_received; |
||
907 | |||
908 | /* protects the irq masks */ |
||
909 | spinlock_t irq_lock; |
||
910 | |||
3480 | Serge | 911 | /* To control wakeup latency, e.g. for irq-driven dp aux transfers. */ |
912 | // struct pm_qos_request pm_qos; |
||
913 | |||
3243 | Serge | 914 | /* DPIO indirect register protection */ |
3480 | Serge | 915 | struct mutex dpio_lock; |
3243 | Serge | 916 | |
917 | /** Cached value of IMR to avoid reads in updating the bitfield */ |
||
918 | u32 pipestat[2]; |
||
919 | u32 irq_mask; |
||
920 | u32 gt_irq_mask; |
||
921 | |||
922 | u32 hotplug_supported_mask; |
||
923 | struct work_struct hotplug_work; |
||
3480 | Serge | 924 | bool enable_hotplug_processing; |
3243 | Serge | 925 | |
926 | int num_pipe; |
||
927 | int num_pch_pll; |
||
928 | |||
929 | unsigned long cfb_size; |
||
930 | unsigned int cfb_fb; |
||
931 | enum plane cfb_plane; |
||
932 | int cfb_y; |
||
933 | struct intel_fbc_work *fbc_work; |
||
934 | |||
935 | struct intel_opregion opregion; |
||
936 | |||
937 | /* overlay */ |
||
938 | struct intel_overlay *overlay; |
||
3480 | Serge | 939 | unsigned int sprite_scaling_enabled; |
3243 | Serge | 940 | |
941 | /* LVDS info */ |
||
942 | int backlight_level; /* restore backlight to this value */ |
||
943 | bool backlight_enabled; |
||
944 | struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */ |
||
945 | struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */ |
||
946 | |||
947 | /* Feature bits from the VBIOS */ |
||
948 | unsigned int int_tv_support:1; |
||
949 | unsigned int lvds_dither:1; |
||
950 | unsigned int lvds_vbt:1; |
||
951 | unsigned int int_crt_support:1; |
||
952 | unsigned int lvds_use_ssc:1; |
||
953 | unsigned int display_clock_mode:1; |
||
954 | int lvds_ssc_freq; |
||
955 | unsigned int bios_lvds_val; /* initial [PCH_]LVDS reg val in VBIOS */ |
||
2325 | Serge | 956 | struct { |
3243 | Serge | 957 | int rate; |
958 | int lanes; |
||
959 | int preemphasis; |
||
960 | int vswing; |
||
961 | |||
962 | bool initialized; |
||
963 | bool support; |
||
964 | int bpp; |
||
965 | struct edp_power_seq pps; |
||
966 | } edp; |
||
967 | bool no_aux_handshake; |
||
968 | |||
969 | int crt_ddc_pin; |
||
970 | struct drm_i915_fence_reg fence_regs[I915_MAX_NUM_FENCES]; /* assume 965 */ |
||
971 | int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */ |
||
972 | int num_fence_regs; /* 8 on pre-965, 16 otherwise */ |
||
973 | |||
974 | unsigned int fsb_freq, mem_freq, is_ddr3; |
||
975 | |||
976 | struct workqueue_struct *wq; |
||
977 | |||
978 | /* Display functions */ |
||
979 | struct drm_i915_display_funcs display; |
||
980 | |||
981 | /* PCH chipset type */ |
||
982 | enum intel_pch pch_type; |
||
983 | unsigned short pch_id; |
||
984 | |||
985 | unsigned long quirks; |
||
986 | |||
3480 | Serge | 987 | enum modeset_restore modeset_restore; |
988 | struct mutex modeset_restore_lock; |
||
3243 | Serge | 989 | |
3480 | Serge | 990 | struct i915_gtt gtt; |
2325 | Serge | 991 | |
3480 | Serge | 992 | struct i915_gem_mm mm; |
2325 | Serge | 993 | |
3031 | serge | 994 | /* Kernel Modesetting */ |
995 | |||
2327 | Serge | 996 | struct sdvo_device_mapping sdvo_mappings[2]; |
2325 | Serge | 997 | /* indicate whether the LVDS_BORDER should be enabled or not */ |
998 | unsigned int lvds_border_bits; |
||
999 | /* Panel fitter placement and size for Ironlake+ */ |
||
1000 | u32 pch_pf_pos, pch_pf_size; |
||
1001 | |||
2342 | Serge | 1002 | struct drm_crtc *plane_to_crtc_mapping[3]; |
1003 | struct drm_crtc *pipe_to_crtc_mapping[3]; |
||
2352 | Serge | 1004 | wait_queue_head_t pending_flip_queue; |
2325 | Serge | 1005 | |
3031 | serge | 1006 | struct intel_pch_pll pch_plls[I915_NUM_PLLS]; |
3243 | Serge | 1007 | struct intel_ddi_plls ddi_plls; |
3031 | serge | 1008 | |
2325 | Serge | 1009 | /* Reclocking support */ |
1010 | bool render_reclock_avail; |
||
1011 | bool lvds_downclock_avail; |
||
1012 | /* indicates the reduced downclock for LVDS*/ |
||
1013 | int lvds_downclock; |
||
1014 | u16 orig_clock; |
||
1015 | int child_dev_num; |
||
2327 | Serge | 1016 | struct child_device_config *child_dev; |
2325 | Serge | 1017 | |
1018 | bool mchbar_need_disable; |
||
1019 | |||
3243 | Serge | 1020 | struct intel_l3_parity l3_parity; |
1021 | |||
3031 | serge | 1022 | /* gen6+ rps state */ |
3243 | Serge | 1023 | struct intel_gen6_power_mgmt rps; |
2325 | Serge | 1024 | |
3031 | serge | 1025 | /* ilk-only ips/rps state. Everything in here is protected by the global |
1026 | * mchdev_lock in intel_pm.c */ |
||
3243 | Serge | 1027 | struct intel_ilk_power_mgmt ips; |
2325 | Serge | 1028 | |
2336 | Serge | 1029 | enum no_fbc_reason no_fbc_reason; |
2325 | Serge | 1030 | |
3031 | serge | 1031 | struct drm_mm_node *compressed_fb; |
1032 | struct drm_mm_node *compressed_llb; |
||
2325 | Serge | 1033 | |
3480 | Serge | 1034 | struct i915_gpu_error gpu_error; |
2325 | Serge | 1035 | |
1036 | /* list of fbdev register on this device */ |
||
2332 | Serge | 1037 | struct intel_fbdev *fbdev; |
2325 | Serge | 1038 | |
3243 | Serge | 1039 | /* |
1040 | * The console may be contended at resume, but we don't |
||
1041 | * want it to block on it. |
||
1042 | */ |
||
1043 | struct work_struct console_resume_work; |
||
1044 | |||
2325 | Serge | 1045 | // struct backlight_device *backlight; |
1046 | |||
3031 | serge | 1047 | struct drm_property *broadcast_rgb_property; |
1048 | struct drm_property *force_audio_property; |
||
1049 | |||
1050 | bool hw_contexts_disabled; |
||
1051 | uint32_t hw_context_size; |
||
3243 | Serge | 1052 | |
3480 | Serge | 1053 | u32 fdi_rx_config; |
3243 | Serge | 1054 | |
1055 | struct i915_suspend_saved_registers regfile; |
||
1056 | |||
1057 | /* Old dri1 support infrastructure, beware the dragons ya fools entering |
||
1058 | * here! */ |
||
1059 | struct i915_dri1_state dri1; |
||
2325 | Serge | 1060 | } drm_i915_private_t; |
1061 | |||
3031 | serge | 1062 | /* Iterate over initialised rings */ |
1063 | #define for_each_ring(ring__, dev_priv__, i__) \ |
||
1064 | for ((i__) = 0; (i__) < I915_NUM_RINGS; (i__)++) \ |
||
1065 | if (((ring__) = &(dev_priv__)->ring[(i__)]), intel_ring_initialized((ring__))) |
||
1066 | |||
1067 | enum hdmi_force_audio { |
||
1068 | HDMI_AUDIO_OFF_DVI = -2, /* no aux data for HDMI-DVI converter */ |
||
1069 | HDMI_AUDIO_OFF, /* force turn off HDMI audio */ |
||
1070 | HDMI_AUDIO_AUTO, /* trust EDID */ |
||
1071 | HDMI_AUDIO_ON, /* force turn on HDMI audio */ |
||
1072 | }; |
||
1073 | |||
3480 | Serge | 1074 | #define I915_GTT_RESERVED ((struct drm_mm_node *)0x1) |
2325 | Serge | 1075 | |
3031 | serge | 1076 | struct drm_i915_gem_object_ops { |
1077 | /* Interface between the GEM object and its backing storage. |
||
1078 | * get_pages() is called once prior to the use of the associated set |
||
1079 | * of pages before to binding them into the GTT, and put_pages() is |
||
1080 | * called after we no longer need them. As we expect there to be |
||
1081 | * associated cost with migrating pages between the backing storage |
||
1082 | * and making them available for the GPU (e.g. clflush), we may hold |
||
1083 | * onto the pages after they are no longer referenced by the GPU |
||
1084 | * in case they may be used again shortly (for example migrating the |
||
1085 | * pages to a different memory domain within the GTT). put_pages() |
||
1086 | * will therefore most likely be called when the object itself is |
||
1087 | * being released or under memory pressure (where we attempt to |
||
1088 | * reap pages for the shrinker). |
||
1089 | */ |
||
1090 | int (*get_pages)(struct drm_i915_gem_object *); |
||
1091 | void (*put_pages)(struct drm_i915_gem_object *); |
||
1092 | }; |
||
1093 | |||
2327 | Serge | 1094 | struct drm_i915_gem_object { |
1095 | struct drm_gem_object base; |
||
2325 | Serge | 1096 | |
3031 | serge | 1097 | const struct drm_i915_gem_object_ops *ops; |
1098 | |||
2327 | Serge | 1099 | /** Current space allocated to this object in the GTT, if any. */ |
1100 | struct drm_mm_node *gtt_space; |
||
3480 | Serge | 1101 | /** Stolen memory for this object, instead of being backed by shmem. */ |
1102 | struct drm_mm_node *stolen; |
||
2327 | Serge | 1103 | struct list_head gtt_list; |
1104 | |||
3031 | serge | 1105 | /** This object's place on the active/inactive lists */ |
2327 | Serge | 1106 | struct list_head ring_list; |
1107 | struct list_head mm_list; |
||
1108 | /** This object's place in the batchbuffer or on the eviction list */ |
||
1109 | struct list_head exec_list; |
||
1110 | |||
1111 | /** |
||
3031 | serge | 1112 | * This is set if the object is on the active lists (has pending |
1113 | * rendering and so a non-zero seqno), and is not set if it i s on |
||
1114 | * inactive (ready to be unbound) list. |
||
2327 | Serge | 1115 | */ |
2342 | Serge | 1116 | unsigned int active:1; |
2327 | Serge | 1117 | |
1118 | /** |
||
1119 | * This is set if the object has been written to since last bound |
||
1120 | * to the GTT |
||
1121 | */ |
||
2342 | Serge | 1122 | unsigned int dirty:1; |
2327 | Serge | 1123 | |
1124 | /** |
||
1125 | * Fence register bits (if any) for this object. Will be set |
||
1126 | * as needed when mapped into the GTT. |
||
1127 | * Protected by dev->struct_mutex. |
||
1128 | */ |
||
2342 | Serge | 1129 | signed int fence_reg:I915_MAX_NUM_FENCE_BITS; |
2327 | Serge | 1130 | |
1131 | /** |
||
1132 | * Advice: are the backing pages purgeable? |
||
1133 | */ |
||
2342 | Serge | 1134 | unsigned int madv:2; |
2327 | Serge | 1135 | |
1136 | /** |
||
1137 | * Current tiling mode for the object. |
||
1138 | */ |
||
2342 | Serge | 1139 | unsigned int tiling_mode:2; |
3031 | serge | 1140 | /** |
1141 | * Whether the tiling parameters for the currently associated fence |
||
1142 | * register have changed. Note that for the purposes of tracking |
||
1143 | * tiling changes we also treat the unfenced register, the register |
||
1144 | * slot that the object occupies whilst it executes a fenced |
||
1145 | * command (such as BLT on gen2/3), as a "fence". |
||
1146 | */ |
||
1147 | unsigned int fence_dirty:1; |
||
2327 | Serge | 1148 | |
1149 | /** How many users have pinned this object in GTT space. The following |
||
1150 | * users can each hold at most one reference: pwrite/pread, pin_ioctl |
||
1151 | * (via user_pin_count), execbuffer (objects are not allowed multiple |
||
1152 | * times for the same batchbuffer), and the framebuffer code. When |
||
1153 | * switching/pageflipping, the framebuffer code has at most two buffers |
||
1154 | * pinned per crtc. |
||
1155 | * |
||
1156 | * In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3 |
||
1157 | * bits with absolutely no headroom. So use 4 bits. */ |
||
2342 | Serge | 1158 | unsigned int pin_count:4; |
2327 | Serge | 1159 | #define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf |
1160 | |||
1161 | /** |
||
1162 | * Is the object at the current location in the gtt mappable and |
||
1163 | * fenceable? Used to avoid costly recalculations. |
||
1164 | */ |
||
2342 | Serge | 1165 | unsigned int map_and_fenceable:1; |
2327 | Serge | 1166 | |
1167 | /** |
||
1168 | * Whether the current gtt mapping needs to be mappable (and isn't just |
||
1169 | * mappable by accident). Track pin and fault separate for a more |
||
1170 | * accurate mappable working set. |
||
1171 | */ |
||
2342 | Serge | 1172 | unsigned int fault_mappable:1; |
1173 | unsigned int pin_mappable:1; |
||
2327 | Serge | 1174 | |
1175 | /* |
||
1176 | * Is the GPU currently using a fence to access this buffer, |
||
1177 | */ |
||
1178 | unsigned int pending_fenced_gpu_access:1; |
||
1179 | unsigned int fenced_gpu_access:1; |
||
1180 | |||
1181 | unsigned int cache_level:2; |
||
1182 | |||
3031 | serge | 1183 | unsigned int has_aliasing_ppgtt_mapping:1; |
1184 | unsigned int has_global_gtt_mapping:1; |
||
1185 | unsigned int has_dma_mapping:1; |
||
2327 | Serge | 1186 | |
3243 | Serge | 1187 | struct sg_table *pages; |
3031 | serge | 1188 | int pages_pin_count; |
2327 | Serge | 1189 | |
3031 | serge | 1190 | /* prime dma-buf support */ |
1191 | void *dma_buf_vmapping; |
||
1192 | int vmapping_count; |
||
1193 | |||
2327 | Serge | 1194 | /** |
1195 | * Used for performing relocations during execbuffer insertion. |
||
1196 | */ |
||
1197 | struct hlist_node exec_node; |
||
1198 | unsigned long exec_handle; |
||
1199 | struct drm_i915_gem_exec_object2 *exec_entry; |
||
1200 | |||
1201 | /** |
||
1202 | * Current offset of the object in GTT space. |
||
1203 | * |
||
1204 | * This is the same as gtt_space->start |
||
1205 | */ |
||
1206 | uint32_t gtt_offset; |
||
1207 | |||
3031 | serge | 1208 | struct intel_ring_buffer *ring; |
1209 | |||
2327 | Serge | 1210 | /** Breadcrumb of last rendering to the buffer. */ |
3031 | serge | 1211 | uint32_t last_read_seqno; |
1212 | uint32_t last_write_seqno; |
||
2327 | Serge | 1213 | /** Breadcrumb of last fenced GPU access to the buffer. */ |
1214 | uint32_t last_fenced_seqno; |
||
1215 | |||
1216 | /** Current tiling stride for the object, if it's tiled. */ |
||
1217 | uint32_t stride; |
||
1218 | |||
1219 | /** Record of address bit 17 of each page at last unbind. */ |
||
1220 | unsigned long *bit_17; |
||
1221 | |||
1222 | /** User space pin count and filp owning the pin */ |
||
1223 | uint32_t user_pin_count; |
||
1224 | struct drm_file *pin_filp; |
||
1225 | |||
1226 | /** for phy allocated objects */ |
||
1227 | struct drm_i915_gem_phys_object *phys_obj; |
||
1228 | }; |
||
3243 | Serge | 1229 | #define to_gem_object(obj) (&((struct drm_i915_gem_object *)(obj))->base) |
2327 | Serge | 1230 | |
2325 | Serge | 1231 | #define to_intel_bo(x) container_of(x, struct drm_i915_gem_object, base) |
1232 | |||
1233 | /** |
||
1234 | * Request queue structure. |
||
1235 | * |
||
1236 | * The request queue allows us to note sequence numbers that have been emitted |
||
1237 | * and may be associated with active buffers to be retired. |
||
1238 | * |
||
1239 | * By keeping this list, we can avoid having to do questionable |
||
1240 | * sequence-number comparisons on buffer last_rendering_seqnos, and associate |
||
1241 | * an emission time with seqnos for tracking how far ahead of the GPU we are. |
||
1242 | */ |
||
1243 | struct drm_i915_gem_request { |
||
1244 | /** On Which ring this request was generated */ |
||
1245 | struct intel_ring_buffer *ring; |
||
1246 | |||
1247 | /** GEM sequence number associated with this request. */ |
||
1248 | uint32_t seqno; |
||
1249 | |||
3031 | serge | 1250 | /** Postion in the ringbuffer of the end of the request */ |
1251 | u32 tail; |
||
1252 | |||
2325 | Serge | 1253 | /** Time at which this request was emitted, in jiffies. */ |
1254 | unsigned long emitted_jiffies; |
||
1255 | |||
1256 | /** global list entry for this request */ |
||
1257 | struct list_head list; |
||
1258 | |||
1259 | struct drm_i915_file_private *file_priv; |
||
1260 | /** file_priv list entry for this request */ |
||
1261 | struct list_head client_list; |
||
1262 | }; |
||
1263 | |||
1264 | struct drm_i915_file_private { |
||
1265 | struct { |
||
3480 | Serge | 1266 | spinlock_t lock; |
2325 | Serge | 1267 | struct list_head request_list; |
1268 | } mm; |
||
3031 | serge | 1269 | struct idr context_idr; |
2325 | Serge | 1270 | }; |
1271 | |||
1272 | #define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info) |
||
1273 | |||
1274 | #define IS_I830(dev) ((dev)->pci_device == 0x3577) |
||
1275 | #define IS_845G(dev) ((dev)->pci_device == 0x2562) |
||
1276 | #define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x) |
||
1277 | #define IS_I865G(dev) ((dev)->pci_device == 0x2572) |
||
1278 | #define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g) |
||
1279 | #define IS_I915GM(dev) ((dev)->pci_device == 0x2592) |
||
1280 | #define IS_I945G(dev) ((dev)->pci_device == 0x2772) |
||
1281 | #define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm) |
||
1282 | #define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater) |
||
1283 | #define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline) |
||
1284 | #define IS_GM45(dev) ((dev)->pci_device == 0x2A42) |
||
1285 | #define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x) |
||
1286 | #define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001) |
||
1287 | #define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011) |
||
1288 | #define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) |
||
1289 | #define IS_G33(dev) (INTEL_INFO(dev)->is_g33) |
||
1290 | #define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042) |
||
1291 | #define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046) |
||
1292 | #define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge) |
||
3243 | Serge | 1293 | #define IS_IVB_GT1(dev) ((dev)->pci_device == 0x0156 || \ |
1294 | (dev)->pci_device == 0x0152 || \ |
||
1295 | (dev)->pci_device == 0x015a) |
||
1296 | #define IS_SNB_GT1(dev) ((dev)->pci_device == 0x0102 || \ |
||
1297 | (dev)->pci_device == 0x0106 || \ |
||
1298 | (dev)->pci_device == 0x010A) |
||
3031 | serge | 1299 | #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) |
1300 | #define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell) |
||
2325 | Serge | 1301 | #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) |
3243 | Serge | 1302 | #define IS_ULT(dev) (IS_HASWELL(dev) && \ |
1303 | ((dev)->pci_device & 0xFF00) == 0x0A00) |
||
2325 | Serge | 1304 | |
1305 | /* |
||
1306 | * The genX designation typically refers to the render engine, so render |
||
1307 | * capability related checks should use IS_GEN, while display and other checks |
||
1308 | * have their own (e.g. HAS_PCH_SPLIT for ILK+ display, IS_foo for particular |
||
1309 | * chips, etc.). |
||
1310 | */ |
||
1311 | #define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2) |
||
1312 | #define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3) |
||
1313 | #define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4) |
||
1314 | #define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5) |
||
1315 | #define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6) |
||
1316 | #define IS_GEN7(dev) (INTEL_INFO(dev)->gen == 7) |
||
1317 | |||
1318 | #define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring) |
||
1319 | #define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring) |
||
3031 | serge | 1320 | #define HAS_LLC(dev) (INTEL_INFO(dev)->has_llc) |
2325 | Serge | 1321 | #define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws) |
1322 | |||
3031 | serge | 1323 | #define HAS_HW_CONTEXTS(dev) (INTEL_INFO(dev)->gen >= 6) |
1324 | #define HAS_ALIASING_PPGTT(dev) (INTEL_INFO(dev)->gen >=6 && !IS_VALLEYVIEW(dev)) |
||
1325 | |||
2325 | Serge | 1326 | #define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay) |
1327 | #define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical) |
||
1328 | |||
3243 | Serge | 1329 | /* Early gen2 have a totally busted CS tlb and require pinned batches. */ |
1330 | #define HAS_BROKEN_CS_TLB(dev) (IS_I830(dev) || IS_845G(dev)) |
||
1331 | |||
2325 | Serge | 1332 | /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte |
1333 | * rows, which changed the alignment requirements and fence programming. |
||
1334 | */ |
||
1335 | #define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \ |
||
1336 | IS_I915GM(dev))) |
||
1337 | #define SUPPORTS_DIGITAL_OUTPUTS(dev) (!IS_GEN2(dev) && !IS_PINEVIEW(dev)) |
||
1338 | #define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_GEN5(dev)) |
||
1339 | #define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_GEN5(dev)) |
||
1340 | #define SUPPORTS_EDP(dev) (IS_IRONLAKE_M(dev)) |
||
1341 | #define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv) |
||
1342 | #define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug) |
||
1343 | /* dsparb controlled by hw only */ |
||
1344 | #define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev)) |
||
1345 | |||
1346 | #define HAS_FW_BLC(dev) (INTEL_INFO(dev)->gen > 2) |
||
1347 | #define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr) |
||
1348 | #define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc) |
||
1349 | |||
1350 | #define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5) |
||
1351 | |||
3480 | Serge | 1352 | #define HAS_DDI(dev) (IS_HASWELL(dev)) |
1353 | |||
3243 | Serge | 1354 | #define INTEL_PCH_DEVICE_ID_MASK 0xff00 |
1355 | #define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00 |
||
1356 | #define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00 |
||
1357 | #define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00 |
||
1358 | #define INTEL_PCH_LPT_DEVICE_ID_TYPE 0x8c00 |
||
1359 | #define INTEL_PCH_LPT_LP_DEVICE_ID_TYPE 0x9c00 |
||
1360 | |||
2325 | Serge | 1361 | #define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type) |
3031 | serge | 1362 | #define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT) |
2325 | Serge | 1363 | #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) |
1364 | #define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) |
||
3031 | serge | 1365 | #define HAS_PCH_SPLIT(dev) (INTEL_PCH_TYPE(dev) != PCH_NONE) |
2325 | Serge | 1366 | |
3031 | serge | 1367 | #define HAS_FORCE_WAKE(dev) (INTEL_INFO(dev)->has_force_wake) |
2325 | Serge | 1368 | |
3031 | serge | 1369 | #define HAS_L3_GPU_CACHE(dev) (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) |
2325 | Serge | 1370 | |
3031 | serge | 1371 | #define GT_FREQUENCY_MULTIPLIER 50 |
1372 | |||
1373 | #include "i915_trace.h" |
||
1374 | |||
1375 | /** |
||
1376 | * RC6 is a special power stage which allows the GPU to enter an very |
||
1377 | * low-voltage mode when idle, using down to 0V while at this stage. This |
||
1378 | * stage is entered automatically when the GPU is idle when RC6 support is |
||
1379 | * enabled, and as soon as new workload arises GPU wakes up automatically as well. |
||
1380 | * |
||
1381 | * There are different RC6 modes available in Intel GPU, which differentiate |
||
1382 | * among each other with the latency required to enter and leave RC6 and |
||
1383 | * voltage consumed by the GPU in different states. |
||
1384 | * |
||
1385 | * The combination of the following flags define which states GPU is allowed |
||
1386 | * to enter, while RC6 is the normal RC6 state, RC6p is the deep RC6, and |
||
1387 | * RC6pp is deepest RC6. Their support by hardware varies according to the |
||
1388 | * GPU, BIOS, chipset and platform. RC6 is usually the safest one and the one |
||
1389 | * which brings the most power savings; deeper states save more power, but |
||
1390 | * require higher latency to switch to and wake up. |
||
1391 | */ |
||
1392 | #define INTEL_RC6_ENABLE (1<<0) |
||
1393 | #define INTEL_RC6p_ENABLE (1<<1) |
||
1394 | #define INTEL_RC6pp_ENABLE (1<<2) |
||
1395 | |||
1396 | extern unsigned int i915_fbpercrtc __always_unused; |
||
1397 | extern int i915_panel_ignore_lid __read_mostly; |
||
1398 | extern unsigned int i915_powersave __read_mostly; |
||
1399 | extern int i915_semaphores __read_mostly; |
||
1400 | extern unsigned int i915_lvds_downclock __read_mostly; |
||
1401 | extern int i915_lvds_channel_mode __read_mostly; |
||
1402 | extern int i915_panel_use_ssc __read_mostly; |
||
1403 | extern int i915_vbt_sdvo_panel_type __read_mostly; |
||
1404 | extern int i915_enable_rc6 __read_mostly; |
||
1405 | extern int i915_enable_fbc __read_mostly; |
||
1406 | extern bool i915_enable_hangcheck __read_mostly; |
||
1407 | extern int i915_enable_ppgtt __read_mostly; |
||
1408 | extern unsigned int i915_preliminary_hw_support __read_mostly; |
||
3480 | Serge | 1409 | extern int i915_disable_power_well __read_mostly; |
3031 | serge | 1410 | |
2325 | Serge | 1411 | extern int i915_master_create(struct drm_device *dev, struct drm_master *master); |
1412 | extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master); |
||
1413 | |||
1414 | /* i915_dma.c */ |
||
3031 | serge | 1415 | void i915_update_dri1_breadcrumb(struct drm_device *dev); |
2325 | Serge | 1416 | extern void i915_kernel_lost_context(struct drm_device * dev); |
1417 | extern int i915_driver_load(struct drm_device *, unsigned long flags); |
||
1418 | extern int i915_driver_unload(struct drm_device *); |
||
1419 | extern int i915_driver_open(struct drm_device *dev, struct drm_file *file_priv); |
||
1420 | extern void i915_driver_lastclose(struct drm_device * dev); |
||
1421 | extern void i915_driver_preclose(struct drm_device *dev, |
||
1422 | struct drm_file *file_priv); |
||
1423 | extern void i915_driver_postclose(struct drm_device *dev, |
||
1424 | struct drm_file *file_priv); |
||
1425 | extern int i915_driver_device_is_agp(struct drm_device * dev); |
||
3031 | serge | 1426 | #ifdef CONFIG_COMPAT |
2325 | Serge | 1427 | extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, |
1428 | unsigned long arg); |
||
3031 | serge | 1429 | #endif |
2325 | Serge | 1430 | extern int i915_emit_box(struct drm_device *dev, |
1431 | struct drm_clip_rect *box, |
||
1432 | int DR1, int DR4); |
||
3031 | serge | 1433 | extern int intel_gpu_reset(struct drm_device *dev); |
1434 | extern int i915_reset(struct drm_device *dev); |
||
2325 | Serge | 1435 | extern unsigned long i915_chipset_val(struct drm_i915_private *dev_priv); |
1436 | extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); |
||
1437 | extern unsigned long i915_gfx_val(struct drm_i915_private *dev_priv); |
||
1438 | extern void i915_update_gfx_val(struct drm_i915_private *dev_priv); |
||
1439 | |||
1440 | |||
1441 | /* i915_irq.c */ |
||
1442 | void i915_hangcheck_elapsed(unsigned long data); |
||
1443 | void i915_handle_error(struct drm_device *dev, bool wedged); |
||
1444 | |||
1445 | extern void intel_irq_init(struct drm_device *dev); |
||
3480 | Serge | 1446 | extern void intel_hpd_init(struct drm_device *dev); |
3031 | serge | 1447 | extern void intel_gt_init(struct drm_device *dev); |
3243 | Serge | 1448 | extern void intel_gt_reset(struct drm_device *dev); |
2325 | Serge | 1449 | |
3031 | serge | 1450 | void i915_error_state_free(struct kref *error_ref); |
2325 | Serge | 1451 | |
1452 | void |
||
1453 | i915_enable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); |
||
1454 | |||
1455 | void |
||
1456 | i915_disable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); |
||
1457 | |||
2342 | Serge | 1458 | void intel_enable_asle(struct drm_device *dev); |
2325 | Serge | 1459 | |
1460 | #ifdef CONFIG_DEBUG_FS |
||
1461 | extern void i915_destroy_error_state(struct drm_device *dev); |
||
1462 | #else |
||
1463 | #define i915_destroy_error_state(x) |
||
1464 | #endif |
||
1465 | |||
1466 | |||
1467 | /* i915_gem.c */ |
||
1468 | int i915_gem_init_ioctl(struct drm_device *dev, void *data, |
||
1469 | struct drm_file *file_priv); |
||
1470 | int i915_gem_create_ioctl(struct drm_device *dev, void *data, |
||
1471 | struct drm_file *file_priv); |
||
1472 | int i915_gem_pread_ioctl(struct drm_device *dev, void *data, |
||
1473 | struct drm_file *file_priv); |
||
1474 | int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, |
||
1475 | struct drm_file *file_priv); |
||
1476 | int i915_gem_mmap_ioctl(struct drm_device *dev, void *data, |
||
1477 | struct drm_file *file_priv); |
||
1478 | int i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data, |
||
1479 | struct drm_file *file_priv); |
||
1480 | int i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, |
||
1481 | struct drm_file *file_priv); |
||
1482 | int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data, |
||
1483 | struct drm_file *file_priv); |
||
1484 | int i915_gem_execbuffer(struct drm_device *dev, void *data, |
||
1485 | struct drm_file *file_priv); |
||
1486 | int i915_gem_execbuffer2(struct drm_device *dev, void *data, |
||
1487 | struct drm_file *file_priv); |
||
1488 | int i915_gem_pin_ioctl(struct drm_device *dev, void *data, |
||
1489 | struct drm_file *file_priv); |
||
1490 | int i915_gem_unpin_ioctl(struct drm_device *dev, void *data, |
||
1491 | struct drm_file *file_priv); |
||
1492 | int i915_gem_busy_ioctl(struct drm_device *dev, void *data, |
||
1493 | struct drm_file *file_priv); |
||
3031 | serge | 1494 | int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data, |
1495 | struct drm_file *file); |
||
1496 | int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, |
||
1497 | struct drm_file *file); |
||
2325 | Serge | 1498 | int i915_gem_throttle_ioctl(struct drm_device *dev, void *data, |
1499 | struct drm_file *file_priv); |
||
1500 | int i915_gem_madvise_ioctl(struct drm_device *dev, void *data, |
||
1501 | struct drm_file *file_priv); |
||
1502 | int i915_gem_entervt_ioctl(struct drm_device *dev, void *data, |
||
1503 | struct drm_file *file_priv); |
||
1504 | int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, |
||
1505 | struct drm_file *file_priv); |
||
1506 | int i915_gem_set_tiling(struct drm_device *dev, void *data, |
||
1507 | struct drm_file *file_priv); |
||
1508 | int i915_gem_get_tiling(struct drm_device *dev, void *data, |
||
1509 | struct drm_file *file_priv); |
||
1510 | int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data, |
||
1511 | struct drm_file *file_priv); |
||
3031 | serge | 1512 | int i915_gem_wait_ioctl(struct drm_device *dev, void *data, |
1513 | struct drm_file *file_priv); |
||
2325 | Serge | 1514 | void i915_gem_load(struct drm_device *dev); |
3480 | Serge | 1515 | void *i915_gem_object_alloc(struct drm_device *dev); |
1516 | void i915_gem_object_free(struct drm_i915_gem_object *obj); |
||
2325 | Serge | 1517 | int i915_gem_init_object(struct drm_gem_object *obj); |
3031 | serge | 1518 | void i915_gem_object_init(struct drm_i915_gem_object *obj, |
1519 | const struct drm_i915_gem_object_ops *ops); |
||
2325 | Serge | 1520 | struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev, |
1521 | size_t size); |
||
1522 | void i915_gem_free_object(struct drm_gem_object *obj); |
||
3480 | Serge | 1523 | |
2325 | Serge | 1524 | int __must_check i915_gem_object_pin(struct drm_i915_gem_object *obj, |
1525 | uint32_t alignment, |
||
3031 | serge | 1526 | bool map_and_fenceable, |
1527 | bool nonblocking); |
||
2325 | Serge | 1528 | void i915_gem_object_unpin(struct drm_i915_gem_object *obj); |
1529 | int __must_check i915_gem_object_unbind(struct drm_i915_gem_object *obj); |
||
3480 | Serge | 1530 | int i915_gem_object_put_pages(struct drm_i915_gem_object *obj); |
2325 | Serge | 1531 | void i915_gem_release_mmap(struct drm_i915_gem_object *obj); |
1532 | void i915_gem_lastclose(struct drm_device *dev); |
||
1533 | |||
3031 | serge | 1534 | int __must_check i915_gem_object_get_pages(struct drm_i915_gem_object *obj); |
3243 | Serge | 1535 | static inline struct page *i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n) |
3031 | serge | 1536 | { |
3243 | Serge | 1537 | struct scatterlist *sg = obj->pages->sgl; |
1538 | int nents = obj->pages->nents; |
||
1539 | while (nents > SG_MAX_SINGLE_ALLOC) { |
||
1540 | if (n < SG_MAX_SINGLE_ALLOC - 1) |
||
1541 | break; |
||
3031 | serge | 1542 | |
3243 | Serge | 1543 | sg = sg_chain_ptr(sg + SG_MAX_SINGLE_ALLOC - 1); |
1544 | n -= SG_MAX_SINGLE_ALLOC - 1; |
||
1545 | nents -= SG_MAX_SINGLE_ALLOC - 1; |
||
1546 | } |
||
1547 | return sg_page(sg+n); |
||
1548 | } |
||
3031 | serge | 1549 | static inline void i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) |
1550 | { |
||
3243 | Serge | 1551 | BUG_ON(obj->pages == NULL); |
3031 | serge | 1552 | obj->pages_pin_count++; |
1553 | } |
||
1554 | static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) |
||
1555 | { |
||
1556 | BUG_ON(obj->pages_pin_count == 0); |
||
1557 | obj->pages_pin_count--; |
||
1558 | } |
||
1559 | |||
2325 | Serge | 1560 | int __must_check i915_mutex_lock_interruptible(struct drm_device *dev); |
3031 | serge | 1561 | int i915_gem_object_sync(struct drm_i915_gem_object *obj, |
1562 | struct intel_ring_buffer *to); |
||
2325 | Serge | 1563 | void i915_gem_object_move_to_active(struct drm_i915_gem_object *obj, |
3243 | Serge | 1564 | struct intel_ring_buffer *ring); |
2325 | Serge | 1565 | |
1566 | int i915_gem_dumb_create(struct drm_file *file_priv, |
||
1567 | struct drm_device *dev, |
||
1568 | struct drm_mode_create_dumb *args); |
||
1569 | int i915_gem_mmap_gtt(struct drm_file *file_priv, struct drm_device *dev, |
||
1570 | uint32_t handle, uint64_t *offset); |
||
1571 | int i915_gem_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev, |
||
1572 | uint32_t handle); |
||
1573 | /** |
||
1574 | * Returns true if seq1 is later than seq2. |
||
1575 | */ |
||
2340 | Serge | 1576 | static inline bool |
1577 | i915_seqno_passed(uint32_t seq1, uint32_t seq2) |
||
1578 | { |
||
1579 | return (int32_t)(seq1 - seq2) >= 0; |
||
1580 | } |
||
2325 | Serge | 1581 | |
3480 | Serge | 1582 | int __must_check i915_gem_get_seqno(struct drm_device *dev, u32 *seqno); |
1583 | int __must_check i915_gem_set_seqno(struct drm_device *dev, u32 seqno); |
||
3031 | serge | 1584 | int __must_check i915_gem_object_get_fence(struct drm_i915_gem_object *obj); |
1585 | int __must_check i915_gem_object_put_fence(struct drm_i915_gem_object *obj); |
||
1586 | |||
1587 | static inline bool |
||
1588 | i915_gem_object_pin_fence(struct drm_i915_gem_object *obj) |
||
2332 | Serge | 1589 | { |
3031 | serge | 1590 | if (obj->fence_reg != I915_FENCE_REG_NONE) { |
1591 | struct drm_i915_private *dev_priv = obj->base.dev->dev_private; |
||
1592 | dev_priv->fence_regs[obj->fence_reg].pin_count++; |
||
1593 | return true; |
||
1594 | } else |
||
1595 | return false; |
||
2332 | Serge | 1596 | } |
2325 | Serge | 1597 | |
3031 | serge | 1598 | static inline void |
1599 | i915_gem_object_unpin_fence(struct drm_i915_gem_object *obj) |
||
1600 | { |
||
1601 | if (obj->fence_reg != I915_FENCE_REG_NONE) { |
||
1602 | struct drm_i915_private *dev_priv = obj->base.dev->dev_private; |
||
1603 | dev_priv->fence_regs[obj->fence_reg].pin_count--; |
||
1604 | } |
||
1605 | } |
||
2332 | Serge | 1606 | |
2325 | Serge | 1607 | void i915_gem_retire_requests(struct drm_device *dev); |
3031 | serge | 1608 | void i915_gem_retire_requests_ring(struct intel_ring_buffer *ring); |
3480 | Serge | 1609 | int __must_check i915_gem_check_wedge(struct i915_gpu_error *error, |
3031 | serge | 1610 | bool interruptible); |
3480 | Serge | 1611 | static inline bool i915_reset_in_progress(struct i915_gpu_error *error) |
1612 | { |
||
1613 | return unlikely(atomic_read(&error->reset_counter) |
||
1614 | & I915_RESET_IN_PROGRESS_FLAG); |
||
1615 | } |
||
3031 | serge | 1616 | |
3480 | Serge | 1617 | static inline bool i915_terminally_wedged(struct i915_gpu_error *error) |
1618 | { |
||
1619 | return atomic_read(&error->reset_counter) == I915_WEDGED; |
||
1620 | } |
||
1621 | |||
2325 | Serge | 1622 | void i915_gem_reset(struct drm_device *dev); |
1623 | void i915_gem_clflush_object(struct drm_i915_gem_object *obj); |
||
1624 | int __must_check i915_gem_object_set_domain(struct drm_i915_gem_object *obj, |
||
1625 | uint32_t read_domains, |
||
1626 | uint32_t write_domain); |
||
1627 | int __must_check i915_gem_object_finish_gpu(struct drm_i915_gem_object *obj); |
||
3031 | serge | 1628 | int __must_check i915_gem_init(struct drm_device *dev); |
1629 | int __must_check i915_gem_init_hw(struct drm_device *dev); |
||
1630 | void i915_gem_l3_remap(struct drm_device *dev); |
||
1631 | void i915_gem_init_swizzling(struct drm_device *dev); |
||
1632 | void i915_gem_init_ppgtt(struct drm_device *dev); |
||
2325 | Serge | 1633 | void i915_gem_cleanup_ringbuffer(struct drm_device *dev); |
1634 | int __must_check i915_gpu_idle(struct drm_device *dev); |
||
1635 | int __must_check i915_gem_idle(struct drm_device *dev); |
||
3031 | serge | 1636 | int i915_add_request(struct intel_ring_buffer *ring, |
2325 | Serge | 1637 | struct drm_file *file, |
3031 | serge | 1638 | u32 *seqno); |
1639 | int __must_check i915_wait_seqno(struct intel_ring_buffer *ring, |
||
2325 | Serge | 1640 | uint32_t seqno); |
1641 | int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); |
||
1642 | int __must_check |
||
1643 | i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, |
||
1644 | bool write); |
||
1645 | int __must_check |
||
3031 | serge | 1646 | i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write); |
1647 | int __must_check |
||
2325 | Serge | 1648 | i915_gem_object_pin_to_display_plane(struct drm_i915_gem_object *obj, |
1649 | u32 alignment, |
||
1650 | struct intel_ring_buffer *pipelined); |
||
1651 | int i915_gem_attach_phys_object(struct drm_device *dev, |
||
1652 | struct drm_i915_gem_object *obj, |
||
1653 | int id, |
||
1654 | int align); |
||
1655 | void i915_gem_detach_phys_object(struct drm_device *dev, |
||
1656 | struct drm_i915_gem_object *obj); |
||
1657 | void i915_gem_free_all_phys_object(struct drm_device *dev); |
||
1658 | void i915_gem_release(struct drm_device *dev, struct drm_file *file); |
||
1659 | |||
1660 | uint32_t |
||
3480 | Serge | 1661 | i915_gem_get_gtt_size(struct drm_device *dev, uint32_t size, int tiling_mode); |
1662 | uint32_t |
||
1663 | i915_gem_get_gtt_alignment(struct drm_device *dev, uint32_t size, |
||
1664 | int tiling_mode, bool fenced); |
||
2325 | Serge | 1665 | |
1666 | int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj, |
||
1667 | enum i915_cache_level cache_level); |
||
1668 | |||
3031 | serge | 1669 | |
1670 | struct dma_buf *i915_gem_prime_export(struct drm_device *dev, |
||
1671 | struct drm_gem_object *gem_obj, int flags); |
||
1672 | |||
1673 | /* i915_gem_context.c */ |
||
1674 | void i915_gem_context_init(struct drm_device *dev); |
||
1675 | void i915_gem_context_fini(struct drm_device *dev); |
||
1676 | void i915_gem_context_close(struct drm_device *dev, struct drm_file *file); |
||
1677 | int i915_switch_context(struct intel_ring_buffer *ring, |
||
1678 | struct drm_file *file, int to_id); |
||
1679 | int i915_gem_context_create_ioctl(struct drm_device *dev, void *data, |
||
1680 | struct drm_file *file); |
||
1681 | int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data, |
||
1682 | struct drm_file *file); |
||
1683 | |||
2325 | Serge | 1684 | /* i915_gem_gtt.c */ |
3031 | serge | 1685 | void i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev); |
1686 | void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt, |
||
1687 | struct drm_i915_gem_object *obj, |
||
1688 | enum i915_cache_level cache_level); |
||
1689 | void i915_ppgtt_unbind_object(struct i915_hw_ppgtt *ppgtt, |
||
1690 | struct drm_i915_gem_object *obj); |
||
1691 | |||
2325 | Serge | 1692 | void i915_gem_restore_gtt_mappings(struct drm_device *dev); |
3031 | serge | 1693 | int __must_check i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj); |
1694 | void i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj, |
||
2325 | Serge | 1695 | enum i915_cache_level cache_level); |
1696 | void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj); |
||
3031 | serge | 1697 | void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj); |
3480 | Serge | 1698 | void i915_gem_init_global_gtt(struct drm_device *dev); |
1699 | void i915_gem_setup_global_gtt(struct drm_device *dev, unsigned long start, |
||
1700 | unsigned long mappable_end, unsigned long end); |
||
3243 | Serge | 1701 | int i915_gem_gtt_init(struct drm_device *dev); |
1702 | static inline void i915_gem_chipset_flush(struct drm_device *dev) |
||
1703 | { |
||
1704 | if (INTEL_INFO(dev)->gen < 6) |
||
1705 | intel_gtt_chipset_flush(); |
||
1706 | } |
||
2325 | Serge | 1707 | |
3243 | Serge | 1708 | |
2325 | Serge | 1709 | /* i915_gem_evict.c */ |
1710 | int __must_check i915_gem_evict_something(struct drm_device *dev, int min_size, |
||
3031 | serge | 1711 | unsigned alignment, |
1712 | unsigned cache_level, |
||
1713 | bool mappable, |
||
1714 | bool nonblock); |
||
1715 | int i915_gem_evict_everything(struct drm_device *dev); |
||
2325 | Serge | 1716 | |
3031 | serge | 1717 | /* i915_gem_stolen.c */ |
1718 | int i915_gem_init_stolen(struct drm_device *dev); |
||
3480 | Serge | 1719 | int i915_gem_stolen_setup_compression(struct drm_device *dev, int size); |
1720 | void i915_gem_stolen_cleanup_compression(struct drm_device *dev); |
||
3031 | serge | 1721 | void i915_gem_cleanup_stolen(struct drm_device *dev); |
3480 | Serge | 1722 | struct drm_i915_gem_object * |
1723 | i915_gem_object_create_stolen(struct drm_device *dev, u32 size); |
||
1724 | void i915_gem_object_release_stolen(struct drm_i915_gem_object *obj); |
||
3031 | serge | 1725 | |
2325 | Serge | 1726 | /* i915_gem_tiling.c */ |
3480 | Serge | 1727 | inline static bool i915_gem_object_needs_bit17_swizzle(struct drm_i915_gem_object *obj) |
1728 | { |
||
1729 | drm_i915_private_t *dev_priv = obj->base.dev->dev_private; |
||
1730 | |||
1731 | return dev_priv->mm.bit_6_swizzle_x == I915_BIT_6_SWIZZLE_9_10_17 && |
||
1732 | obj->tiling_mode != I915_TILING_NONE; |
||
1733 | } |
||
1734 | |||
2325 | Serge | 1735 | void i915_gem_detect_bit_6_swizzle(struct drm_device *dev); |
1736 | void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj); |
||
1737 | void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj); |
||
1738 | |||
1739 | /* i915_gem_debug.c */ |
||
1740 | void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len, |
||
1741 | const char *where, uint32_t mark); |
||
1742 | #if WATCH_LISTS |
||
1743 | int i915_verify_lists(struct drm_device *dev); |
||
1744 | #else |
||
1745 | #define i915_verify_lists(dev) 0 |
||
1746 | #endif |
||
1747 | void i915_gem_object_check_coherency(struct drm_i915_gem_object *obj, |
||
1748 | int handle); |
||
1749 | void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len, |
||
1750 | const char *where, uint32_t mark); |
||
1751 | |||
1752 | /* i915_debugfs.c */ |
||
1753 | int i915_debugfs_init(struct drm_minor *minor); |
||
1754 | void i915_debugfs_cleanup(struct drm_minor *minor); |
||
1755 | |||
1756 | /* i915_suspend.c */ |
||
1757 | extern int i915_save_state(struct drm_device *dev); |
||
1758 | extern int i915_restore_state(struct drm_device *dev); |
||
1759 | |||
3480 | Serge | 1760 | /* i915_ums.c */ |
1761 | void i915_save_display_reg(struct drm_device *dev); |
||
1762 | void i915_restore_display_reg(struct drm_device *dev); |
||
2325 | Serge | 1763 | |
3031 | serge | 1764 | /* i915_sysfs.c */ |
1765 | void i915_setup_sysfs(struct drm_device *dev_priv); |
||
1766 | void i915_teardown_sysfs(struct drm_device *dev_priv); |
||
1767 | |||
2325 | Serge | 1768 | /* intel_i2c.c */ |
1769 | extern int intel_setup_gmbus(struct drm_device *dev); |
||
1770 | extern void intel_teardown_gmbus(struct drm_device *dev); |
||
3031 | serge | 1771 | extern inline bool intel_gmbus_is_port_valid(unsigned port) |
1772 | { |
||
1773 | return (port >= GMBUS_PORT_SSC && port <= GMBUS_PORT_DPD); |
||
1774 | } |
||
1775 | |||
1776 | extern struct i2c_adapter *intel_gmbus_get_adapter( |
||
1777 | struct drm_i915_private *dev_priv, unsigned port); |
||
2325 | Serge | 1778 | extern void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed); |
1779 | extern void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit); |
||
2342 | Serge | 1780 | extern inline bool intel_gmbus_is_forced_bit(struct i2c_adapter *adapter) |
1781 | { |
||
1782 | return container_of(adapter, struct intel_gmbus, adapter)->force_bit; |
||
1783 | } |
||
2325 | Serge | 1784 | extern void intel_i2c_reset(struct drm_device *dev); |
1785 | |||
1786 | /* intel_opregion.c */ |
||
1787 | extern int intel_opregion_setup(struct drm_device *dev); |
||
1788 | #ifdef CONFIG_ACPI |
||
1789 | extern void intel_opregion_init(struct drm_device *dev); |
||
1790 | extern void intel_opregion_fini(struct drm_device *dev); |
||
1791 | extern void intel_opregion_asle_intr(struct drm_device *dev); |
||
1792 | extern void intel_opregion_gse_intr(struct drm_device *dev); |
||
1793 | extern void intel_opregion_enable_asle(struct drm_device *dev); |
||
1794 | #else |
||
1795 | static inline void intel_opregion_init(struct drm_device *dev) { return; } |
||
1796 | static inline void intel_opregion_fini(struct drm_device *dev) { return; } |
||
1797 | static inline void intel_opregion_asle_intr(struct drm_device *dev) { return; } |
||
1798 | static inline void intel_opregion_gse_intr(struct drm_device *dev) { return; } |
||
1799 | static inline void intel_opregion_enable_asle(struct drm_device *dev) { return; } |
||
1800 | #endif |
||
1801 | |||
1802 | /* intel_acpi.c */ |
||
1803 | #ifdef CONFIG_ACPI |
||
1804 | extern void intel_register_dsm_handler(void); |
||
1805 | extern void intel_unregister_dsm_handler(void); |
||
1806 | #else |
||
1807 | static inline void intel_register_dsm_handler(void) { return; } |
||
1808 | static inline void intel_unregister_dsm_handler(void) { return; } |
||
1809 | #endif /* CONFIG_ACPI */ |
||
1810 | |||
1811 | /* modesetting */ |
||
3031 | serge | 1812 | extern void intel_modeset_init_hw(struct drm_device *dev); |
2325 | Serge | 1813 | extern void intel_modeset_init(struct drm_device *dev); |
1814 | extern void intel_modeset_gem_init(struct drm_device *dev); |
||
1815 | extern void intel_modeset_cleanup(struct drm_device *dev); |
||
1816 | extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state); |
||
3243 | Serge | 1817 | extern void intel_modeset_setup_hw_state(struct drm_device *dev, |
1818 | bool force_restore); |
||
3480 | Serge | 1819 | extern void i915_redisable_vga(struct drm_device *dev); |
2325 | Serge | 1820 | extern bool intel_fbc_enabled(struct drm_device *dev); |
1821 | extern void intel_disable_fbc(struct drm_device *dev); |
||
1822 | extern bool ironlake_set_drps(struct drm_device *dev, u8 val); |
||
3243 | Serge | 1823 | extern void intel_init_pch_refclk(struct drm_device *dev); |
2325 | Serge | 1824 | extern void gen6_set_rps(struct drm_device *dev, u8 val); |
2342 | Serge | 1825 | extern void intel_detect_pch(struct drm_device *dev); |
1826 | extern int intel_trans_dp_port_sel(struct drm_crtc *crtc); |
||
3031 | serge | 1827 | extern int intel_enable_rc6(const struct drm_device *dev); |
2325 | Serge | 1828 | |
3031 | serge | 1829 | extern bool i915_semaphore_is_enabled(struct drm_device *dev); |
1830 | int i915_reg_read_ioctl(struct drm_device *dev, void *data, |
||
1831 | struct drm_file *file); |
||
2342 | Serge | 1832 | |
2325 | Serge | 1833 | /* overlay */ |
1834 | #ifdef CONFIG_DEBUG_FS |
||
1835 | extern struct intel_overlay_error_state *intel_overlay_capture_error_state(struct drm_device *dev); |
||
1836 | extern void intel_overlay_print_error_state(struct seq_file *m, struct intel_overlay_error_state *error); |
||
1837 | |||
1838 | extern struct intel_display_error_state *intel_display_capture_error_state(struct drm_device *dev); |
||
1839 | extern void intel_display_print_error_state(struct seq_file *m, |
||
1840 | struct drm_device *dev, |
||
1841 | struct intel_display_error_state *error); |
||
1842 | #endif |
||
1843 | |||
1844 | /* On SNB platform, before reading ring registers forcewake bit |
||
1845 | * must be set to prevent GT core from power down and stale values being |
||
1846 | * returned. |
||
1847 | */ |
||
1848 | void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv); |
||
1849 | void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv); |
||
3031 | serge | 1850 | int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv); |
2325 | Serge | 1851 | |
3243 | Serge | 1852 | int sandybridge_pcode_read(struct drm_i915_private *dev_priv, u8 mbox, u32 *val); |
1853 | int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val); |
||
1854 | |||
2325 | Serge | 1855 | #define __i915_read(x, y) \ |
2342 | Serge | 1856 | u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg); |
2325 | Serge | 1857 | |
1858 | __i915_read(8, b) |
||
1859 | __i915_read(16, w) |
||
1860 | __i915_read(32, l) |
||
1861 | __i915_read(64, q) |
||
1862 | #undef __i915_read |
||
1863 | |||
1864 | #define __i915_write(x, y) \ |
||
2342 | Serge | 1865 | void i915_write##x(struct drm_i915_private *dev_priv, u32 reg, u##x val); |
1866 | |||
2325 | Serge | 1867 | __i915_write(8, b) |
1868 | __i915_write(16, w) |
||
1869 | __i915_write(32, l) |
||
1870 | __i915_write(64, q) |
||
1871 | #undef __i915_write |
||
1872 | |||
1873 | #define I915_READ8(reg) i915_read8(dev_priv, (reg)) |
||
1874 | #define I915_WRITE8(reg, val) i915_write8(dev_priv, (reg), (val)) |
||
1875 | |||
1876 | #define I915_READ16(reg) i915_read16(dev_priv, (reg)) |
||
1877 | #define I915_WRITE16(reg, val) i915_write16(dev_priv, (reg), (val)) |
||
1878 | #define I915_READ16_NOTRACE(reg) readw(dev_priv->regs + (reg)) |
||
1879 | #define I915_WRITE16_NOTRACE(reg, val) writew(val, dev_priv->regs + (reg)) |
||
1880 | |||
1881 | #define I915_READ(reg) i915_read32(dev_priv, (reg)) |
||
1882 | #define I915_WRITE(reg, val) i915_write32(dev_priv, (reg), (val)) |
||
1883 | #define I915_READ_NOTRACE(reg) readl(dev_priv->regs + (reg)) |
||
1884 | #define I915_WRITE_NOTRACE(reg, val) writel(val, dev_priv->regs + (reg)) |
||
1885 | |||
1886 | #define I915_WRITE64(reg, val) i915_write64(dev_priv, (reg), (val)) |
||
1887 | #define I915_READ64(reg) i915_read64(dev_priv, (reg)) |
||
1888 | |||
1889 | #define POSTING_READ(reg) (void)I915_READ_NOTRACE(reg) |
||
1890 | #define POSTING_READ16(reg) (void)I915_READ16_NOTRACE(reg) |
||
1891 | |||
3480 | Serge | 1892 | /* "Broadcast RGB" property */ |
1893 | #define INTEL_BROADCAST_RGB_AUTO 0 |
||
1894 | #define INTEL_BROADCAST_RGB_FULL 1 |
||
1895 | #define INTEL_BROADCAST_RGB_LIMITED 2 |
||
1896 | |||
1897 | static inline uint32_t i915_vgacntrl_reg(struct drm_device *dev) |
||
1898 | { |
||
1899 | if (HAS_PCH_SPLIT(dev)) |
||
1900 | return CPU_VGACNTRL; |
||
1901 | else if (IS_VALLEYVIEW(dev)) |
||
1902 | return VLV_VGACNTRL; |
||
1903 | else |
||
1904 | return VGACNTRL; |
||
1905 | } |
||
1906 | |||
2338 | Serge | 1907 | typedef struct |
1908 | { |
||
1909 | int width; |
||
1910 | int height; |
||
1911 | int bpp; |
||
1912 | int freq; |
||
1913 | }videomode_t; |
||
2325 | Serge | 1914 | |
2360 | Serge | 1915 | |
1916 | static inline int mutex_trylock(struct mutex *lock) |
||
1917 | { |
||
1918 | if (likely(atomic_cmpxchg(&lock->count, 1, 0) == 1)) |
||
1919 | return 1; |
||
1920 | return 0; |
||
1921 | } |
||
1922 | |||
1923 | |||
3031 | serge | 1924 | #define ioread32(addr) readl(addr) |
2360 | Serge | 1925 | |
1926 | |||
1927 | |||
1928 | |||
1929 | |||
2325 | Serge | 1930 | #endif=>>>2) |