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1221 | serge | 1 | /* |
2 | * Copyright 2008 Red Hat Inc. |
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3 | * Copyright 2009 Jerome Glisse. |
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4 | * |
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5 | * Permission is hereby granted, free of charge, to any person obtaining a |
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6 | * copy of this software and associated documentation files (the "Software"), |
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7 | * to deal in the Software without restriction, including without limitation |
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8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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9 | * and/or sell copies of the Software, and to permit persons to whom the |
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10 | * Software is furnished to do so, subject to the following conditions: |
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11 | * |
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12 | * The above copyright notice and this permission notice shall be included in |
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13 | * all copies or substantial portions of the Software. |
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14 | * |
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15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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18 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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19 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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20 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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21 | * OTHER DEALINGS IN THE SOFTWARE. |
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22 | * |
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23 | * Authors: |
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24 | * Dave Airlie |
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25 | * Jerome Glisse |
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26 | */ |
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27 | #include "drmP.h" |
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28 | #include "drm.h" |
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29 | #include "radeon.h" |
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30 | #include "radeon_drm.h" |
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31 | |||
32 | #if __OS_HAS_AGP |
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33 | |||
34 | struct radeon_agpmode_quirk { |
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35 | u32 hostbridge_vendor; |
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36 | u32 hostbridge_device; |
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37 | u32 chip_vendor; |
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38 | u32 chip_device; |
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39 | u32 subsys_vendor; |
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40 | u32 subsys_device; |
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41 | u32 default_mode; |
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42 | }; |
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43 | |||
44 | static struct radeon_agpmode_quirk radeon_agpmode_quirk_list[] = { |
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45 | /* Intel E7505 Memory Controller Hub / RV350 AR [Radeon 9600XT] Needs AGPMode 4 (deb #515326) */ |
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46 | { PCI_VENDOR_ID_INTEL, 0x2550, PCI_VENDOR_ID_ATI, 0x4152, 0x1458, 0x4038, 4}, |
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47 | /* Intel 82865G/PE/P DRAM Controller/Host-Hub / Mobility 9800 Needs AGPMode 4 (deb #462590) */ |
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48 | { PCI_VENDOR_ID_INTEL, 0x2570, PCI_VENDOR_ID_ATI, 0x4a4e, PCI_VENDOR_ID_DELL, 0x5106, 4}, |
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49 | /* Intel 82865G/PE/P DRAM Controller/Host-Hub / RV280 [Radeon 9200 SE] Needs AGPMode 4 (lp #300304) */ |
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50 | { PCI_VENDOR_ID_INTEL, 0x2570, PCI_VENDOR_ID_ATI, 0x5964, |
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51 | 0x148c, 0x2073, 4}, |
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52 | /* Intel 82855PM Processor to I/O Controller / Mobility M6 LY Needs AGPMode 1 (deb #467235) */ |
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53 | { PCI_VENDOR_ID_INTEL, 0x3340, PCI_VENDOR_ID_ATI, 0x4c59, |
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54 | PCI_VENDOR_ID_IBM, 0x052f, 1}, |
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55 | /* Intel 82855PM host bridge / Mobility 9600 M10 RV350 Needs AGPMode 1 (lp #195051) */ |
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56 | { PCI_VENDOR_ID_INTEL, 0x3340, PCI_VENDOR_ID_ATI, 0x4e50, |
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57 | PCI_VENDOR_ID_IBM, 0x0550, 1}, |
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58 | /* Intel 82855PM host bridge / Mobility M7 needs AGPMode 1 */ |
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59 | { PCI_VENDOR_ID_INTEL, 0x3340, PCI_VENDOR_ID_ATI, 0x4c57, |
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60 | PCI_VENDOR_ID_IBM, 0x0530, 1}, |
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61 | /* Intel 82855PM host bridge / FireGL Mobility T2 RV350 Needs AGPMode 2 (fdo #20647) */ |
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62 | { PCI_VENDOR_ID_INTEL, 0x3340, PCI_VENDOR_ID_ATI, 0x4e54, |
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63 | PCI_VENDOR_ID_IBM, 0x054f, 2}, |
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64 | /* Intel 82855PM host bridge / Mobility M9+ / VaioPCG-V505DX Needs AGPMode 2 (fdo #17928) */ |
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65 | { PCI_VENDOR_ID_INTEL, 0x3340, PCI_VENDOR_ID_ATI, 0x5c61, |
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66 | PCI_VENDOR_ID_SONY, 0x816b, 2}, |
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67 | /* Intel 82855PM Processor to I/O Controller / Mobility M9+ Needs AGPMode 8 (phoronix forum) */ |
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68 | { PCI_VENDOR_ID_INTEL, 0x3340, PCI_VENDOR_ID_ATI, 0x5c61, |
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69 | PCI_VENDOR_ID_SONY, 0x8195, 8}, |
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70 | /* Intel 82830 830 Chipset Host Bridge / Mobility M6 LY Needs AGPMode 2 (fdo #17360)*/ |
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71 | { PCI_VENDOR_ID_INTEL, 0x3575, PCI_VENDOR_ID_ATI, 0x4c59, |
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72 | PCI_VENDOR_ID_DELL, 0x00e3, 2}, |
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73 | /* Intel 82852/82855 host bridge / Mobility FireGL 9000 R250 Needs AGPMode 1 (lp #296617) */ |
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74 | { PCI_VENDOR_ID_INTEL, 0x3580, PCI_VENDOR_ID_ATI, 0x4c66, |
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75 | PCI_VENDOR_ID_DELL, 0x0149, 1}, |
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76 | /* Intel 82852/82855 host bridge / Mobility 9600 M10 RV350 Needs AGPMode 1 (deb #467460) */ |
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77 | { PCI_VENDOR_ID_INTEL, 0x3580, PCI_VENDOR_ID_ATI, 0x4e50, |
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78 | 0x1025, 0x0061, 1}, |
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79 | /* Intel 82852/82855 host bridge / Mobility 9600 M10 RV350 Needs AGPMode 1 (lp #203007) */ |
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80 | { PCI_VENDOR_ID_INTEL, 0x3580, PCI_VENDOR_ID_ATI, 0x4e50, |
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81 | 0x1025, 0x0064, 1}, |
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82 | /* Intel 82852/82855 host bridge / Mobility 9600 M10 RV350 Needs AGPMode 1 (lp #141551) */ |
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83 | { PCI_VENDOR_ID_INTEL, 0x3580, PCI_VENDOR_ID_ATI, 0x4e50, |
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84 | PCI_VENDOR_ID_ASUSTEK, 0x1942, 1}, |
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85 | /* Intel 82852/82855 host bridge / Mobility 9600/9700 Needs AGPMode 1 (deb #510208) */ |
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86 | { PCI_VENDOR_ID_INTEL, 0x3580, PCI_VENDOR_ID_ATI, 0x4e50, |
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87 | 0x10cf, 0x127f, 1}, |
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88 | /* ASRock K7VT4A+ AGP 8x / ATI Radeon 9250 AGP Needs AGPMode 4 (lp #133192) */ |
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89 | { 0x1849, 0x3189, PCI_VENDOR_ID_ATI, 0x5960, |
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90 | 0x1787, 0x5960, 4}, |
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91 | /* VIA K8M800 Host Bridge / RV280 [Radeon 9200 PRO] Needs AGPMode 4 (fdo #12544) */ |
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92 | { PCI_VENDOR_ID_VIA, 0x0204, PCI_VENDOR_ID_ATI, 0x5960, |
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93 | 0x17af, 0x2020, 4}, |
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94 | /* VIA KT880 Host Bridge / RV350 [Radeon 9550] Needs AGPMode 4 (fdo #19981) */ |
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95 | { PCI_VENDOR_ID_VIA, 0x0269, PCI_VENDOR_ID_ATI, 0x4153, |
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96 | PCI_VENDOR_ID_ASUSTEK, 0x003c, 4}, |
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97 | /* VIA VT8363 Host Bridge / R200 QL [Radeon 8500] Needs AGPMode 2 (lp #141551) */ |
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98 | { PCI_VENDOR_ID_VIA, 0x0305, PCI_VENDOR_ID_ATI, 0x514c, |
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99 | PCI_VENDOR_ID_ATI, 0x013a, 2}, |
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100 | /* VIA VT82C693A Host Bridge / RV280 [Radeon 9200 PRO] Needs AGPMode 2 (deb #515512) */ |
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101 | { PCI_VENDOR_ID_VIA, 0x0691, PCI_VENDOR_ID_ATI, 0x5960, |
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102 | PCI_VENDOR_ID_ASUSTEK, 0x004c, 2}, |
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103 | /* VIA VT82C693A Host Bridge / RV280 [Radeon 9200 PRO] Needs AGPMode 2 */ |
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104 | { PCI_VENDOR_ID_VIA, 0x0691, PCI_VENDOR_ID_ATI, 0x5960, |
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105 | PCI_VENDOR_ID_ASUSTEK, 0x0054, 2}, |
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106 | /* VIA VT8377 Host Bridge / R200 QM [Radeon 9100] Needs AGPMode 4 (deb #461144) */ |
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107 | { PCI_VENDOR_ID_VIA, 0x3189, PCI_VENDOR_ID_ATI, 0x514d, |
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108 | 0x174b, 0x7149, 4}, |
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109 | /* VIA VT8377 Host Bridge / RV280 [Radeon 9200 PRO] Needs AGPMode 4 (lp #312693) */ |
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110 | { PCI_VENDOR_ID_VIA, 0x3189, PCI_VENDOR_ID_ATI, 0x5960, |
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111 | 0x1462, 0x0380, 4}, |
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112 | /* VIA VT8377 Host Bridge / RV280 Needs AGPMode 4 (ati ML) */ |
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113 | { PCI_VENDOR_ID_VIA, 0x3189, PCI_VENDOR_ID_ATI, 0x5964, |
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114 | 0x148c, 0x2073, 4}, |
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115 | /* ATI Host Bridge / RV280 [M9+] Needs AGPMode 1 (phoronix forum) */ |
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116 | { PCI_VENDOR_ID_ATI, 0xcbb2, PCI_VENDOR_ID_ATI, 0x5c61, |
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117 | PCI_VENDOR_ID_SONY, 0x8175, 1}, |
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118 | /* HP Host Bridge / R300 [FireGL X1] Needs AGPMode 2 (fdo #7770) */ |
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119 | { PCI_VENDOR_ID_HP, 0x122e, PCI_VENDOR_ID_ATI, 0x4e47, |
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120 | PCI_VENDOR_ID_ATI, 0x0152, 2}, |
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121 | { 0, 0, 0, 0, 0, 0, 0 }, |
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122 | }; |
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123 | #endif |
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124 | |||
125 | int radeon_agp_init(struct radeon_device *rdev) |
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126 | { |
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127 | #if __OS_HAS_AGP |
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128 | struct radeon_agpmode_quirk *p = radeon_agpmode_quirk_list; |
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129 | struct drm_agp_mode mode; |
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130 | struct drm_agp_info info; |
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131 | uint32_t agp_status; |
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132 | int default_mode; |
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133 | bool is_v3; |
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134 | int ret; |
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135 | |||
136 | /* Acquire AGP. */ |
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137 | if (!rdev->ddev->agp->acquired) { |
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138 | ret = drm_agp_acquire(rdev->ddev); |
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139 | if (ret) { |
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140 | DRM_ERROR("Unable to acquire AGP: %d\n", ret); |
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141 | return ret; |
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142 | } |
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143 | } |
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144 | |||
145 | ret = drm_agp_info(rdev->ddev, &info); |
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146 | if (ret) { |
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1403 | serge | 147 | drm_agp_release(rdev->ddev); |
1221 | serge | 148 | DRM_ERROR("Unable to get AGP info: %d\n", ret); |
149 | return ret; |
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150 | } |
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1403 | serge | 151 | |
152 | if (rdev->ddev->agp->agp_info.aper_size < 32) { |
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153 | drm_agp_release(rdev->ddev); |
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154 | dev_warn(rdev->dev, "AGP aperture too small (%zuM) " |
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155 | "need at least 32M, disabling AGP\n", |
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156 | rdev->ddev->agp->agp_info.aper_size); |
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157 | return -EINVAL; |
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158 | } |
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159 | |||
1221 | serge | 160 | mode.mode = info.mode; |
161 | agp_status = (RREG32(RADEON_AGP_STATUS) | RADEON_AGPv3_MODE) & mode.mode; |
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162 | is_v3 = !!(agp_status & RADEON_AGPv3_MODE); |
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163 | |||
164 | if (is_v3) { |
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165 | default_mode = (agp_status & RADEON_AGPv3_8X_MODE) ? 8 : 4; |
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166 | } else { |
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167 | if (agp_status & RADEON_AGP_4X_MODE) { |
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168 | default_mode = 4; |
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169 | } else if (agp_status & RADEON_AGP_2X_MODE) { |
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170 | default_mode = 2; |
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171 | } else { |
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172 | default_mode = 1; |
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173 | } |
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174 | } |
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175 | |||
176 | /* Apply AGPMode Quirks */ |
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177 | while (p && p->chip_device != 0) { |
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178 | if (info.id_vendor == p->hostbridge_vendor && |
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179 | info.id_device == p->hostbridge_device && |
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180 | rdev->pdev->vendor == p->chip_vendor && |
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181 | rdev->pdev->device == p->chip_device && |
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182 | rdev->pdev->subsystem_vendor == p->subsys_vendor && |
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183 | rdev->pdev->subsystem_device == p->subsys_device) { |
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184 | default_mode = p->default_mode; |
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185 | } |
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186 | ++p; |
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187 | } |
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188 | |||
189 | if (radeon_agpmode > 0) { |
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190 | if ((radeon_agpmode < (is_v3 ? 4 : 1)) || |
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191 | (radeon_agpmode > (is_v3 ? 8 : 4)) || |
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192 | (radeon_agpmode & (radeon_agpmode - 1))) { |
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193 | DRM_ERROR("Illegal AGP Mode: %d (valid %s), leaving at %d\n", |
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194 | radeon_agpmode, is_v3 ? "4, 8" : "1, 2, 4", |
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195 | default_mode); |
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196 | radeon_agpmode = default_mode; |
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197 | } else { |
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198 | DRM_INFO("AGP mode requested: %d\n", radeon_agpmode); |
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199 | } |
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200 | } else { |
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201 | radeon_agpmode = default_mode; |
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202 | } |
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203 | |||
204 | mode.mode &= ~RADEON_AGP_MODE_MASK; |
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205 | if (is_v3) { |
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206 | switch (radeon_agpmode) { |
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207 | case 8: |
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208 | mode.mode |= RADEON_AGPv3_8X_MODE; |
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209 | break; |
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210 | case 4: |
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211 | default: |
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212 | mode.mode |= RADEON_AGPv3_4X_MODE; |
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213 | break; |
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214 | } |
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215 | } else { |
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216 | switch (radeon_agpmode) { |
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217 | case 4: |
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218 | mode.mode |= RADEON_AGP_4X_MODE; |
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219 | break; |
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220 | case 2: |
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221 | mode.mode |= RADEON_AGP_2X_MODE; |
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222 | break; |
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223 | case 1: |
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224 | default: |
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225 | mode.mode |= RADEON_AGP_1X_MODE; |
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226 | break; |
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227 | } |
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228 | } |
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229 | |||
230 | mode.mode &= ~RADEON_AGP_FW_MODE; /* disable fw */ |
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231 | ret = drm_agp_enable(rdev->ddev, mode); |
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232 | if (ret) { |
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233 | DRM_ERROR("Unable to enable AGP (mode = 0x%lx)\n", mode.mode); |
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1403 | serge | 234 | drm_agp_release(rdev->ddev); |
1221 | serge | 235 | return ret; |
236 | } |
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237 | |||
238 | rdev->mc.agp_base = rdev->ddev->agp->agp_info.aper_base; |
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239 | rdev->mc.gtt_size = rdev->ddev->agp->agp_info.aper_size << 20; |
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1430 | serge | 240 | rdev->mc.gtt_start = rdev->mc.agp_base; |
241 | rdev->mc.gtt_end = rdev->mc.gtt_start + rdev->mc.gtt_size - 1; |
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242 | dev_info(rdev->dev, "GTT: %lluM 0x%08llX - 0x%08llX\n", |
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243 | rdev->mc.gtt_size >> 20, rdev->mc.gtt_start, rdev->mc.gtt_end); |
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1221 | serge | 244 | |
245 | /* workaround some hw issues */ |
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246 | if (rdev->family < CHIP_R200) { |
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247 | WREG32(RADEON_AGP_CNTL, RREG32(RADEON_AGP_CNTL) | 0x000e0000); |
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248 | } |
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249 | return 0; |
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250 | #else |
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1430 | serge | 251 | return -1; |
1221 | serge | 252 | #endif |
253 | } |
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254 | |||
1313 | serge | 255 | void radeon_agp_resume(struct radeon_device *rdev) |
256 | { |
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257 | #if __OS_HAS_AGP |
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258 | int r; |
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259 | if (rdev->flags & RADEON_IS_AGP) { |
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260 | r = radeon_agp_init(rdev); |
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261 | if (r) |
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262 | dev_warn(rdev->dev, "radeon AGP reinit failed\n"); |
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263 | } |
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264 | #endif |
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265 | } |
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266 | |||
1221 | serge | 267 | void radeon_agp_fini(struct radeon_device *rdev) |
268 | { |
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269 | #if __OS_HAS_AGP |
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270 | if (rdev->ddev->agp && rdev->ddev->agp->acquired) { |
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271 | drm_agp_release(rdev->ddev); |
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272 | } |
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273 | #endif |
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274 | }>><>>> |