Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* i915_drv.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*- |
| 2 | */ |
Dave Airlie | 0d6aa60 | 2006-01-02 20:14:23 +1100 | [diff] [blame] | 3 | /* |
Dave Airlie | bc54fd1 | 2005-06-23 22:46:46 +1000 | [diff] [blame] | 4 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
| 6 | * All Rights Reserved. |
Dave Airlie | bc54fd1 | 2005-06-23 22:46:46 +1000 | [diff] [blame] | 7 | * |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 9 | * copy of this software and associated documentation files (the |
| 10 | * "Software"), to deal in the Software without restriction, including |
| 11 | * without limitation the rights to use, copy, modify, merge, publish, |
| 12 | * distribute, sub license, and/or sell copies of the Software, and to |
| 13 | * permit persons to whom the Software is furnished to do so, subject to |
| 14 | * the following conditions: |
| 15 | * |
| 16 | * The above copyright notice and this permission notice (including the |
| 17 | * next paragraph) shall be included in all copies or substantial portions |
| 18 | * of the Software. |
| 19 | * |
| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 21 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 22 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| 23 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| 24 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 25 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 26 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 27 | * |
Dave Airlie | 0d6aa60 | 2006-01-02 20:14:23 +1100 | [diff] [blame] | 28 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | |
Jesse Barnes | 5669fca | 2009-02-17 15:13:31 -0800 | [diff] [blame] | 30 | #include <linux/device.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | #include "drmP.h" |
| 32 | #include "drm.h" |
| 33 | #include "i915_drm.h" |
| 34 | #include "i915_drv.h" |
| 35 | |
Jesse Barnes | 79e5394 | 2008-11-07 14:24:08 -0800 | [diff] [blame] | 36 | #include <linux/console.h> |
Zhao Yakui | 354ff96 | 2009-07-08 14:13:12 +0800 | [diff] [blame] | 37 | #include "drm_crtc_helper.h" |
Jesse Barnes | 79e5394 | 2008-11-07 14:24:08 -0800 | [diff] [blame] | 38 | |
Kyle McMartin | d6073d7 | 2009-05-26 12:27:34 -0400 | [diff] [blame] | 39 | static int i915_modeset = -1; |
Jesse Barnes | 79e5394 | 2008-11-07 14:24:08 -0800 | [diff] [blame] | 40 | module_param_named(modeset, i915_modeset, int, 0400); |
| 41 | |
| 42 | unsigned int i915_fbpercrtc = 0; |
| 43 | module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | |
Jesse Barnes | 652c393 | 2009-08-17 13:31:43 -0700 | [diff] [blame] | 45 | unsigned int i915_powersave = 1; |
| 46 | module_param_named(powersave, i915_powersave, int, 0400); |
| 47 | |
Jesse Barnes | 3381434 | 2010-01-14 20:48:02 +0000 | [diff] [blame] | 48 | unsigned int i915_lvds_downclock = 0; |
| 49 | module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); |
| 50 | |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 51 | static struct drm_driver driver; |
Zhenyu Wang | 1f7a6e3 | 2010-02-23 14:05:24 +0800 | [diff] [blame] | 52 | extern int intel_agp_enabled; |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 53 | |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 54 | #define INTEL_VGA_DEVICE(id, info) { \ |
Kristian Høgsberg | 49ae35f | 2009-12-16 15:16:15 -0500 | [diff] [blame] | 55 | .class = PCI_CLASS_DISPLAY_VGA << 8, \ |
| 56 | .class_mask = 0xffff00, \ |
| 57 | .vendor = 0x8086, \ |
| 58 | .device = id, \ |
| 59 | .subvendor = PCI_ANY_ID, \ |
| 60 | .subdevice = PCI_ANY_ID, \ |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 61 | .driver_data = (unsigned long) info } |
Kristian Høgsberg | 49ae35f | 2009-12-16 15:16:15 -0500 | [diff] [blame] | 62 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 63 | static const struct intel_device_info intel_i830_info = { |
Kristian Høgsberg | b295d1b | 2009-12-16 15:16:17 -0500 | [diff] [blame] | 64 | .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 65 | }; |
| 66 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 67 | static const struct intel_device_info intel_845g_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 68 | .is_i8xx = 1, |
| 69 | }; |
| 70 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 71 | static const struct intel_device_info intel_i85x_info = { |
Adam Jackson | 5ce8ba7 | 2010-04-15 14:03:30 -0400 | [diff] [blame] | 72 | .is_i8xx = 1, .is_i85x = 1, .is_mobile = 1, |
| 73 | .cursor_needs_physical = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 74 | }; |
| 75 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 76 | static const struct intel_device_info intel_i865g_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 77 | .is_i8xx = 1, |
| 78 | }; |
| 79 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 80 | static const struct intel_device_info intel_i915g_info = { |
Kristian Høgsberg | b295d1b | 2009-12-16 15:16:17 -0500 | [diff] [blame] | 81 | .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 82 | }; |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 83 | static const struct intel_device_info intel_i915gm_info = { |
Robert Hooker | 8d06a1e | 2010-03-19 15:13:27 -0400 | [diff] [blame] | 84 | .is_i9xx = 1, .is_mobile = 1, |
Kristian Høgsberg | b295d1b | 2009-12-16 15:16:17 -0500 | [diff] [blame] | 85 | .cursor_needs_physical = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 86 | }; |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 87 | static const struct intel_device_info intel_i945g_info = { |
Kristian Høgsberg | b295d1b | 2009-12-16 15:16:17 -0500 | [diff] [blame] | 88 | .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 89 | }; |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 90 | static const struct intel_device_info intel_i945gm_info = { |
Robert Hooker | 8d06a1e | 2010-03-19 15:13:27 -0400 | [diff] [blame] | 91 | .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1, |
Kristian Høgsberg | b295d1b | 2009-12-16 15:16:17 -0500 | [diff] [blame] | 92 | .has_hotplug = 1, .cursor_needs_physical = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 93 | }; |
| 94 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 95 | static const struct intel_device_info intel_i965g_info = { |
Chris Wilson | 534843d | 2010-07-05 18:01:46 +0100 | [diff] [blame] | 96 | .is_broadwater = 1, .is_i965g = 1, .is_i9xx = 1, .has_hotplug = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 97 | }; |
| 98 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 99 | static const struct intel_device_info intel_i965gm_info = { |
Chris Wilson | 534843d | 2010-07-05 18:01:46 +0100 | [diff] [blame] | 100 | .is_crestline = 1, .is_i965g = 1, .is_i965gm = 1, .is_i9xx = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 101 | .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1, |
| 102 | .has_hotplug = 1, |
| 103 | }; |
| 104 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 105 | static const struct intel_device_info intel_g33_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 106 | .is_g33 = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| 107 | .has_hotplug = 1, |
| 108 | }; |
| 109 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 110 | static const struct intel_device_info intel_g45_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 111 | .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| 112 | .has_pipe_cxsr = 1, |
| 113 | .has_hotplug = 1, |
| 114 | }; |
| 115 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 116 | static const struct intel_device_info intel_gm45_info = { |
Chris Wilson | 2d3fa0d | 2010-06-06 15:40:19 +0100 | [diff] [blame] | 117 | .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 118 | .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, |
| 119 | .has_pipe_cxsr = 1, |
| 120 | .has_hotplug = 1, |
| 121 | }; |
| 122 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 123 | static const struct intel_device_info intel_pineview_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 124 | .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1, |
Li Peng | 8a6c77d | 2010-01-21 18:45:46 +0800 | [diff] [blame] | 125 | .need_gfx_hws = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 126 | .has_hotplug = 1, |
| 127 | }; |
| 128 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 129 | static const struct intel_device_info intel_ironlake_d_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 130 | .is_ironlake = 1, .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| 131 | .has_pipe_cxsr = 1, |
| 132 | .has_hotplug = 1, |
| 133 | }; |
| 134 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 135 | static const struct intel_device_info intel_ironlake_m_info = { |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 136 | .is_ironlake = 1, .is_mobile = 1, .is_i965g = 1, .is_i9xx = 1, |
Zhao Yakui | b52eb4d | 2010-06-12 14:32:27 +0800 | [diff] [blame] | 137 | .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 138 | .has_hotplug = 1, |
| 139 | }; |
| 140 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 141 | static const struct intel_device_info intel_sandybridge_d_info = { |
Eric Anholt | f6e450a | 2009-11-02 12:08:22 -0800 | [diff] [blame] | 142 | .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
Zhenyu Wang | 59f2d0f | 2010-03-09 23:37:07 +0800 | [diff] [blame] | 143 | .has_hotplug = 1, .is_gen6 = 1, |
Eric Anholt | f6e450a | 2009-11-02 12:08:22 -0800 | [diff] [blame] | 144 | }; |
| 145 | |
Tobias Klauser | 9a7e849 | 2010-05-20 10:33:46 +0200 | [diff] [blame] | 146 | static const struct intel_device_info intel_sandybridge_m_info = { |
Eric Anholt | faa7bde | 2010-01-28 16:13:29 -0800 | [diff] [blame] | 147 | .is_i965g = 1, .is_mobile = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
Zhenyu Wang | 59f2d0f | 2010-03-09 23:37:07 +0800 | [diff] [blame] | 148 | .has_hotplug = 1, .is_gen6 = 1, |
Eric Anholt | a13e409 | 2010-01-07 15:08:18 -0800 | [diff] [blame] | 149 | }; |
| 150 | |
Chris Wilson | 6103da0 | 2010-07-05 18:01:47 +0100 | [diff] [blame] | 151 | static const struct pci_device_id pciidlist[] = { /* aka */ |
| 152 | INTEL_VGA_DEVICE(0x3577, &intel_i830_info), /* I830_M */ |
| 153 | INTEL_VGA_DEVICE(0x2562, &intel_845g_info), /* 845_G */ |
| 154 | INTEL_VGA_DEVICE(0x3582, &intel_i85x_info), /* I855_GM */ |
Adam Jackson | 5ce8ba7 | 2010-04-15 14:03:30 -0400 | [diff] [blame] | 155 | INTEL_VGA_DEVICE(0x358e, &intel_i85x_info), |
Chris Wilson | 6103da0 | 2010-07-05 18:01:47 +0100 | [diff] [blame] | 156 | INTEL_VGA_DEVICE(0x2572, &intel_i865g_info), /* I865_G */ |
| 157 | INTEL_VGA_DEVICE(0x2582, &intel_i915g_info), /* I915_G */ |
| 158 | INTEL_VGA_DEVICE(0x258a, &intel_i915g_info), /* E7221_G */ |
| 159 | INTEL_VGA_DEVICE(0x2592, &intel_i915gm_info), /* I915_GM */ |
| 160 | INTEL_VGA_DEVICE(0x2772, &intel_i945g_info), /* I945_G */ |
| 161 | INTEL_VGA_DEVICE(0x27a2, &intel_i945gm_info), /* I945_GM */ |
| 162 | INTEL_VGA_DEVICE(0x27ae, &intel_i945gm_info), /* I945_GME */ |
| 163 | INTEL_VGA_DEVICE(0x2972, &intel_i965g_info), /* I946_GZ */ |
| 164 | INTEL_VGA_DEVICE(0x2982, &intel_i965g_info), /* G35_G */ |
| 165 | INTEL_VGA_DEVICE(0x2992, &intel_i965g_info), /* I965_Q */ |
| 166 | INTEL_VGA_DEVICE(0x29a2, &intel_i965g_info), /* I965_G */ |
| 167 | INTEL_VGA_DEVICE(0x29b2, &intel_g33_info), /* Q35_G */ |
| 168 | INTEL_VGA_DEVICE(0x29c2, &intel_g33_info), /* G33_G */ |
| 169 | INTEL_VGA_DEVICE(0x29d2, &intel_g33_info), /* Q33_G */ |
| 170 | INTEL_VGA_DEVICE(0x2a02, &intel_i965gm_info), /* I965_GM */ |
| 171 | INTEL_VGA_DEVICE(0x2a12, &intel_i965gm_info), /* I965_GME */ |
| 172 | INTEL_VGA_DEVICE(0x2a42, &intel_gm45_info), /* GM45_G */ |
| 173 | INTEL_VGA_DEVICE(0x2e02, &intel_g45_info), /* IGD_E_G */ |
| 174 | INTEL_VGA_DEVICE(0x2e12, &intel_g45_info), /* Q45_G */ |
| 175 | INTEL_VGA_DEVICE(0x2e22, &intel_g45_info), /* G45_G */ |
| 176 | INTEL_VGA_DEVICE(0x2e32, &intel_g45_info), /* G41_G */ |
| 177 | INTEL_VGA_DEVICE(0x2e42, &intel_g45_info), /* B43_G */ |
Kristian Høgsberg | cfdf1fa | 2009-12-16 15:16:16 -0500 | [diff] [blame] | 178 | INTEL_VGA_DEVICE(0xa001, &intel_pineview_info), |
| 179 | INTEL_VGA_DEVICE(0xa011, &intel_pineview_info), |
| 180 | INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info), |
| 181 | INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info), |
Eric Anholt | f6e450a | 2009-11-02 12:08:22 -0800 | [diff] [blame] | 182 | INTEL_VGA_DEVICE(0x0102, &intel_sandybridge_d_info), |
Eric Anholt | a13e409 | 2010-01-07 15:08:18 -0800 | [diff] [blame] | 183 | INTEL_VGA_DEVICE(0x0106, &intel_sandybridge_m_info), |
Zhenyu Wang | 4fefe43 | 2010-08-19 09:46:16 +0800 | [diff] [blame^] | 184 | INTEL_VGA_DEVICE(0x0126, &intel_sandybridge_m_info), |
Kristian Høgsberg | 49ae35f | 2009-12-16 15:16:15 -0500 | [diff] [blame] | 185 | {0, 0, 0} |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | }; |
| 187 | |
Jesse Barnes | 79e5394 | 2008-11-07 14:24:08 -0800 | [diff] [blame] | 188 | #if defined(CONFIG_DRM_I915_KMS) |
| 189 | MODULE_DEVICE_TABLE(pci, pciidlist); |
| 190 | #endif |
| 191 | |
Zhenyu Wang | 3bad078 | 2010-04-07 16:15:53 +0800 | [diff] [blame] | 192 | #define INTEL_PCH_DEVICE_ID_MASK 0xff00 |
| 193 | #define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00 |
| 194 | |
| 195 | void intel_detect_pch (struct drm_device *dev) |
| 196 | { |
| 197 | struct drm_i915_private *dev_priv = dev->dev_private; |
| 198 | struct pci_dev *pch; |
| 199 | |
| 200 | /* |
| 201 | * The reason to probe ISA bridge instead of Dev31:Fun0 is to |
| 202 | * make graphics device passthrough work easy for VMM, that only |
| 203 | * need to expose ISA bridge to let driver know the real hardware |
| 204 | * underneath. This is a requirement from virtualization team. |
| 205 | */ |
| 206 | pch = pci_get_class(PCI_CLASS_BRIDGE_ISA << 8, NULL); |
| 207 | if (pch) { |
| 208 | if (pch->vendor == PCI_VENDOR_ID_INTEL) { |
| 209 | int id; |
| 210 | id = pch->device & INTEL_PCH_DEVICE_ID_MASK; |
| 211 | |
| 212 | if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) { |
| 213 | dev_priv->pch_type = PCH_CPT; |
| 214 | DRM_DEBUG_KMS("Found CougarPoint PCH\n"); |
| 215 | } |
| 216 | } |
| 217 | pci_dev_put(pch); |
| 218 | } |
| 219 | } |
| 220 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 221 | static int i915_drm_freeze(struct drm_device *dev) |
| 222 | { |
Rafael J. Wysocki | 61caf87 | 2010-02-18 23:06:27 +0100 | [diff] [blame] | 223 | struct drm_i915_private *dev_priv = dev->dev_private; |
| 224 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 225 | pci_save_state(dev->pdev); |
| 226 | |
| 227 | /* If KMS is active, we do the leavevt stuff here */ |
| 228 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
| 229 | int error = i915_gem_idle(dev); |
| 230 | if (error) { |
| 231 | dev_err(&dev->pdev->dev, |
| 232 | "GEM idle failed, resume might fail\n"); |
| 233 | return error; |
| 234 | } |
| 235 | drm_irq_uninstall(dev); |
| 236 | } |
| 237 | |
| 238 | i915_save_state(dev); |
| 239 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 240 | intel_opregion_free(dev, 1); |
| 241 | |
| 242 | /* Modeset on resume, not lid events */ |
| 243 | dev_priv->modeset_on_lid = 0; |
Rafael J. Wysocki | 61caf87 | 2010-02-18 23:06:27 +0100 | [diff] [blame] | 244 | |
| 245 | return 0; |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 246 | } |
| 247 | |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 248 | int i915_suspend(struct drm_device *dev, pm_message_t state) |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 249 | { |
| 250 | int error; |
| 251 | |
| 252 | if (!dev || !dev->dev_private) { |
| 253 | DRM_ERROR("dev: %p\n", dev); |
Keith Packard | 1ae8c0a | 2009-06-28 15:42:17 -0700 | [diff] [blame] | 254 | DRM_ERROR("DRM not initialized, aborting suspend.\n"); |
Jesse Barnes | ba8bbcf | 2007-11-22 14:14:14 +1000 | [diff] [blame] | 255 | return -ENODEV; |
| 256 | } |
| 257 | |
Dave Airlie | b932ccb | 2008-02-20 10:02:20 +1000 | [diff] [blame] | 258 | if (state.event == PM_EVENT_PRETHAW) |
| 259 | return 0; |
| 260 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 261 | error = i915_drm_freeze(dev); |
| 262 | if (error) |
| 263 | return error; |
Jesse Barnes | ba8bbcf | 2007-11-22 14:14:14 +1000 | [diff] [blame] | 264 | |
Dave Airlie | b932ccb | 2008-02-20 10:02:20 +1000 | [diff] [blame] | 265 | if (state.event == PM_EVENT_SUSPEND) { |
| 266 | /* Shut down the device */ |
| 267 | pci_disable_device(dev->pdev); |
| 268 | pci_set_power_state(dev->pdev, PCI_D3hot); |
| 269 | } |
Jesse Barnes | ba8bbcf | 2007-11-22 14:14:14 +1000 | [diff] [blame] | 270 | |
| 271 | return 0; |
| 272 | } |
| 273 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 274 | static int i915_drm_thaw(struct drm_device *dev) |
Jesse Barnes | ba8bbcf | 2007-11-22 14:14:14 +1000 | [diff] [blame] | 275 | { |
Jesse Barnes | 5669fca | 2009-02-17 15:13:31 -0800 | [diff] [blame] | 276 | struct drm_i915_private *dev_priv = dev->dev_private; |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 277 | int error = 0; |
Matthew Garrett | 8ee1c3d | 2008-08-05 19:37:25 +0100 | [diff] [blame] | 278 | |
Rafael J. Wysocki | 61caf87 | 2010-02-18 23:06:27 +0100 | [diff] [blame] | 279 | i915_restore_state(dev); |
| 280 | |
| 281 | intel_opregion_init(dev, 1); |
| 282 | |
Jesse Barnes | 5669fca | 2009-02-17 15:13:31 -0800 | [diff] [blame] | 283 | /* KMS EnterVT equivalent */ |
| 284 | if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
| 285 | mutex_lock(&dev->struct_mutex); |
| 286 | dev_priv->mm.suspended = 0; |
| 287 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 288 | error = i915_gem_init_ringbuffer(dev); |
Jesse Barnes | 5669fca | 2009-02-17 15:13:31 -0800 | [diff] [blame] | 289 | mutex_unlock(&dev->struct_mutex); |
Jesse Barnes | 226485e | 2009-02-23 15:41:09 -0800 | [diff] [blame] | 290 | |
| 291 | drm_irq_install(dev); |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 292 | |
Zhao Yakui | 354ff96 | 2009-07-08 14:13:12 +0800 | [diff] [blame] | 293 | /* Resume the modeset for every activated CRTC */ |
| 294 | drm_helper_resume_force_mode(dev); |
| 295 | } |
Jesse Barnes | 5669fca | 2009-02-17 15:13:31 -0800 | [diff] [blame] | 296 | |
Linus Torvalds | c9354c8 | 2009-11-02 09:29:55 -0800 | [diff] [blame] | 297 | dev_priv->modeset_on_lid = 0; |
Jesse Barnes | 06891e2 | 2009-09-14 10:58:48 -0700 | [diff] [blame] | 298 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 299 | return error; |
| 300 | } |
| 301 | |
Dave Airlie | 6a9ee8a | 2010-02-01 15:38:10 +1000 | [diff] [blame] | 302 | int i915_resume(struct drm_device *dev) |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 303 | { |
| 304 | if (pci_enable_device(dev->pdev)) |
| 305 | return -EIO; |
| 306 | |
| 307 | pci_set_master(dev->pdev); |
| 308 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 309 | return i915_drm_thaw(dev); |
Jesse Barnes | ba8bbcf | 2007-11-22 14:14:14 +1000 | [diff] [blame] | 310 | } |
| 311 | |
Ben Gamari | 11ed50e | 2009-09-14 17:48:45 -0400 | [diff] [blame] | 312 | /** |
| 313 | * i965_reset - reset chip after a hang |
| 314 | * @dev: drm device to reset |
| 315 | * @flags: reset domains |
| 316 | * |
| 317 | * Reset the chip. Useful if a hang is detected. Returns zero on successful |
| 318 | * reset or otherwise an error code. |
| 319 | * |
| 320 | * Procedure is fairly simple: |
| 321 | * - reset the chip using the reset reg |
| 322 | * - re-init context state |
| 323 | * - re-init hardware status page |
| 324 | * - re-init ring buffer |
| 325 | * - re-init interrupt state |
| 326 | * - re-init display |
| 327 | */ |
| 328 | int i965_reset(struct drm_device *dev, u8 flags) |
| 329 | { |
| 330 | drm_i915_private_t *dev_priv = dev->dev_private; |
| 331 | unsigned long timeout; |
| 332 | u8 gdrst; |
| 333 | /* |
| 334 | * We really should only reset the display subsystem if we actually |
| 335 | * need to |
| 336 | */ |
| 337 | bool need_display = true; |
| 338 | |
| 339 | mutex_lock(&dev->struct_mutex); |
| 340 | |
| 341 | /* |
| 342 | * Clear request list |
| 343 | */ |
Chris Wilson | b09a1fe | 2010-07-23 23:18:49 +0100 | [diff] [blame] | 344 | i915_gem_retire_requests(dev); |
Ben Gamari | 11ed50e | 2009-09-14 17:48:45 -0400 | [diff] [blame] | 345 | |
| 346 | if (need_display) |
| 347 | i915_save_display(dev); |
| 348 | |
| 349 | if (IS_I965G(dev) || IS_G4X(dev)) { |
| 350 | /* |
| 351 | * Set the domains we want to reset, then the reset bit (bit 0). |
| 352 | * Clear the reset bit after a while and wait for hardware status |
| 353 | * bit (bit 1) to be set |
| 354 | */ |
| 355 | pci_read_config_byte(dev->pdev, GDRST, &gdrst); |
| 356 | pci_write_config_byte(dev->pdev, GDRST, gdrst | flags | ((flags == GDRST_FULL) ? 0x1 : 0x0)); |
| 357 | udelay(50); |
| 358 | pci_write_config_byte(dev->pdev, GDRST, gdrst & 0xfe); |
| 359 | |
| 360 | /* ...we don't want to loop forever though, 500ms should be plenty */ |
| 361 | timeout = jiffies + msecs_to_jiffies(500); |
| 362 | do { |
| 363 | udelay(100); |
| 364 | pci_read_config_byte(dev->pdev, GDRST, &gdrst); |
| 365 | } while ((gdrst & 0x1) && time_after(timeout, jiffies)); |
| 366 | |
| 367 | if (gdrst & 0x1) { |
| 368 | WARN(true, "i915: Failed to reset chip\n"); |
| 369 | mutex_unlock(&dev->struct_mutex); |
| 370 | return -EIO; |
| 371 | } |
| 372 | } else { |
| 373 | DRM_ERROR("Error occurred. Don't know how to reset this chip.\n"); |
Daniel J Blueman | f953c93 | 2010-05-17 14:23:52 +0100 | [diff] [blame] | 374 | mutex_unlock(&dev->struct_mutex); |
Ben Gamari | 11ed50e | 2009-09-14 17:48:45 -0400 | [diff] [blame] | 375 | return -ENODEV; |
| 376 | } |
| 377 | |
| 378 | /* Ok, now get things going again... */ |
| 379 | |
| 380 | /* |
| 381 | * Everything depends on having the GTT running, so we need to start |
| 382 | * there. Fortunately we don't need to do this unless we reset the |
| 383 | * chip at a PCI level. |
| 384 | * |
| 385 | * Next we need to restore the context, but we don't use those |
| 386 | * yet either... |
| 387 | * |
| 388 | * Ring buffer needs to be re-initialized in the KMS case, or if X |
| 389 | * was running at the time of the reset (i.e. we weren't VT |
| 390 | * switched away). |
| 391 | */ |
| 392 | if (drm_core_check_feature(dev, DRIVER_MODESET) || |
Zou Nan hai | 8187a2b | 2010-05-21 09:08:55 +0800 | [diff] [blame] | 393 | !dev_priv->mm.suspended) { |
| 394 | struct intel_ring_buffer *ring = &dev_priv->render_ring; |
Ben Gamari | 11ed50e | 2009-09-14 17:48:45 -0400 | [diff] [blame] | 395 | dev_priv->mm.suspended = 0; |
Zou Nan hai | 8187a2b | 2010-05-21 09:08:55 +0800 | [diff] [blame] | 396 | ring->init(dev, ring); |
Ben Gamari | 11ed50e | 2009-09-14 17:48:45 -0400 | [diff] [blame] | 397 | mutex_unlock(&dev->struct_mutex); |
| 398 | drm_irq_uninstall(dev); |
| 399 | drm_irq_install(dev); |
| 400 | mutex_lock(&dev->struct_mutex); |
| 401 | } |
| 402 | |
| 403 | /* |
| 404 | * Display needs restore too... |
| 405 | */ |
| 406 | if (need_display) |
| 407 | i915_restore_display(dev); |
| 408 | |
| 409 | mutex_unlock(&dev->struct_mutex); |
| 410 | return 0; |
| 411 | } |
| 412 | |
| 413 | |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 414 | static int __devinit |
| 415 | i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
| 416 | { |
Jordan Crouse | dcdb167 | 2010-05-27 13:40:25 -0600 | [diff] [blame] | 417 | return drm_get_pci_dev(pdev, ent, &driver); |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 418 | } |
| 419 | |
| 420 | static void |
| 421 | i915_pci_remove(struct pci_dev *pdev) |
| 422 | { |
| 423 | struct drm_device *dev = pci_get_drvdata(pdev); |
| 424 | |
| 425 | drm_put_dev(dev); |
| 426 | } |
| 427 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 428 | static int i915_pm_suspend(struct device *dev) |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 429 | { |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 430 | struct pci_dev *pdev = to_pci_dev(dev); |
| 431 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 432 | int error; |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 433 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 434 | if (!drm_dev || !drm_dev->dev_private) { |
| 435 | dev_err(dev, "DRM not initialized, aborting suspend.\n"); |
| 436 | return -ENODEV; |
| 437 | } |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 438 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 439 | error = i915_drm_freeze(drm_dev); |
| 440 | if (error) |
| 441 | return error; |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 442 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 443 | pci_disable_device(pdev); |
| 444 | pci_set_power_state(pdev, PCI_D3hot); |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 445 | |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 446 | return 0; |
| 447 | } |
| 448 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 449 | static int i915_pm_resume(struct device *dev) |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 450 | { |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 451 | struct pci_dev *pdev = to_pci_dev(dev); |
| 452 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 453 | |
| 454 | return i915_resume(drm_dev); |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 455 | } |
| 456 | |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 457 | static int i915_pm_freeze(struct device *dev) |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 458 | { |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 459 | struct pci_dev *pdev = to_pci_dev(dev); |
| 460 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 461 | |
| 462 | if (!drm_dev || !drm_dev->dev_private) { |
| 463 | dev_err(dev, "DRM not initialized, aborting suspend.\n"); |
| 464 | return -ENODEV; |
| 465 | } |
| 466 | |
| 467 | return i915_drm_freeze(drm_dev); |
| 468 | } |
| 469 | |
| 470 | static int i915_pm_thaw(struct device *dev) |
| 471 | { |
| 472 | struct pci_dev *pdev = to_pci_dev(dev); |
| 473 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| 474 | |
| 475 | return i915_drm_thaw(drm_dev); |
| 476 | } |
| 477 | |
| 478 | static int i915_pm_poweroff(struct device *dev) |
| 479 | { |
| 480 | struct pci_dev *pdev = to_pci_dev(dev); |
| 481 | struct drm_device *drm_dev = pci_get_drvdata(pdev); |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 482 | |
Rafael J. Wysocki | 61caf87 | 2010-02-18 23:06:27 +0100 | [diff] [blame] | 483 | return i915_drm_freeze(drm_dev); |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 484 | } |
| 485 | |
Chris Wilson | b4b78d1 | 2010-06-06 15:40:20 +0100 | [diff] [blame] | 486 | static const struct dev_pm_ops i915_pm_ops = { |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 487 | .suspend = i915_pm_suspend, |
| 488 | .resume = i915_pm_resume, |
| 489 | .freeze = i915_pm_freeze, |
| 490 | .thaw = i915_pm_thaw, |
| 491 | .poweroff = i915_pm_poweroff, |
Rafael J. Wysocki | 84b79f8 | 2010-02-07 21:48:24 +0100 | [diff] [blame] | 492 | .restore = i915_pm_resume, |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 493 | }; |
| 494 | |
Jesse Barnes | de151cf | 2008-11-12 10:03:55 -0800 | [diff] [blame] | 495 | static struct vm_operations_struct i915_gem_vm_ops = { |
| 496 | .fault = i915_gem_fault, |
Jesse Barnes | ab00b3e | 2009-02-11 14:01:46 -0800 | [diff] [blame] | 497 | .open = drm_gem_vm_open, |
| 498 | .close = drm_gem_vm_close, |
Jesse Barnes | de151cf | 2008-11-12 10:03:55 -0800 | [diff] [blame] | 499 | }; |
| 500 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | static struct drm_driver driver = { |
Dave Airlie | 792d2b9 | 2005-11-11 23:30:27 +1100 | [diff] [blame] | 502 | /* don't use mtrr's here, the Xserver or user space app should |
| 503 | * deal with them for intel hardware. |
| 504 | */ |
Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 505 | .driver_features = |
| 506 | DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | /* DRIVER_USE_MTRR |*/ |
| 507 | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM, |
Dave Airlie | 22eae94 | 2005-11-10 22:16:34 +1100 | [diff] [blame] | 508 | .load = i915_driver_load, |
Jesse Barnes | ba8bbcf | 2007-11-22 14:14:14 +1000 | [diff] [blame] | 509 | .unload = i915_driver_unload, |
Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 510 | .open = i915_driver_open, |
Dave Airlie | 22eae94 | 2005-11-10 22:16:34 +1100 | [diff] [blame] | 511 | .lastclose = i915_driver_lastclose, |
| 512 | .preclose = i915_driver_preclose, |
Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 513 | .postclose = i915_driver_postclose, |
Rafael J. Wysocki | d8e2920 | 2010-01-09 00:45:33 +0100 | [diff] [blame] | 514 | |
| 515 | /* Used in place of i915_pm_ops for non-DRIVER_MODESET */ |
| 516 | .suspend = i915_suspend, |
| 517 | .resume = i915_resume, |
| 518 | |
Dave Airlie | cda1738 | 2005-07-10 17:31:26 +1000 | [diff] [blame] | 519 | .device_is_agp = i915_driver_device_is_agp, |
Jesse Barnes | 0a3e67a | 2008-09-30 12:14:26 -0700 | [diff] [blame] | 520 | .enable_vblank = i915_enable_vblank, |
| 521 | .disable_vblank = i915_disable_vblank, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 522 | .irq_preinstall = i915_driver_irq_preinstall, |
| 523 | .irq_postinstall = i915_driver_irq_postinstall, |
| 524 | .irq_uninstall = i915_driver_irq_uninstall, |
| 525 | .irq_handler = i915_driver_irq_handler, |
| 526 | .reclaim_buffers = drm_core_reclaim_buffers, |
| 527 | .get_map_ofs = drm_core_get_map_ofs, |
| 528 | .get_reg_ofs = drm_core_get_reg_ofs, |
Dave Airlie | 7c1c287 | 2008-11-28 14:22:24 +1000 | [diff] [blame] | 529 | .master_create = i915_master_create, |
| 530 | .master_destroy = i915_master_destroy, |
Ben Gamari | 955b12d | 2009-02-17 20:08:49 -0500 | [diff] [blame] | 531 | #if defined(CONFIG_DEBUG_FS) |
Ben Gamari | 27c202a | 2009-07-01 22:26:52 -0400 | [diff] [blame] | 532 | .debugfs_init = i915_debugfs_init, |
| 533 | .debugfs_cleanup = i915_debugfs_cleanup, |
Ben Gamari | 955b12d | 2009-02-17 20:08:49 -0500 | [diff] [blame] | 534 | #endif |
Eric Anholt | 673a394 | 2008-07-30 12:06:12 -0700 | [diff] [blame] | 535 | .gem_init_object = i915_gem_init_object, |
| 536 | .gem_free_object = i915_gem_free_object, |
Jesse Barnes | de151cf | 2008-11-12 10:03:55 -0800 | [diff] [blame] | 537 | .gem_vm_ops = &i915_gem_vm_ops, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 538 | .ioctls = i915_ioctls, |
| 539 | .fops = { |
Dave Airlie | b5e89ed | 2005-09-25 14:28:13 +1000 | [diff] [blame] | 540 | .owner = THIS_MODULE, |
| 541 | .open = drm_open, |
| 542 | .release = drm_release, |
Arnd Bergmann | ed8b670 | 2009-12-16 22:17:09 +0000 | [diff] [blame] | 543 | .unlocked_ioctl = drm_ioctl, |
Jesse Barnes | de151cf | 2008-11-12 10:03:55 -0800 | [diff] [blame] | 544 | .mmap = drm_gem_mmap, |
Dave Airlie | b5e89ed | 2005-09-25 14:28:13 +1000 | [diff] [blame] | 545 | .poll = drm_poll, |
| 546 | .fasync = drm_fasync, |
Kristian Høgsberg | c9a9c5e | 2009-09-12 04:33:34 +1000 | [diff] [blame] | 547 | .read = drm_read, |
Dave Airlie | 8ca7c1d | 2005-07-07 21:51:26 +1000 | [diff] [blame] | 548 | #ifdef CONFIG_COMPAT |
Dave Airlie | b5e89ed | 2005-09-25 14:28:13 +1000 | [diff] [blame] | 549 | .compat_ioctl = i915_compat_ioctl, |
Dave Airlie | 8ca7c1d | 2005-07-07 21:51:26 +1000 | [diff] [blame] | 550 | #endif |
Dave Airlie | 22eae94 | 2005-11-10 22:16:34 +1100 | [diff] [blame] | 551 | }, |
| 552 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 553 | .pci_driver = { |
Dave Airlie | 22eae94 | 2005-11-10 22:16:34 +1100 | [diff] [blame] | 554 | .name = DRIVER_NAME, |
| 555 | .id_table = pciidlist, |
Kristian Høgsberg | 112b715 | 2009-01-04 16:55:33 -0500 | [diff] [blame] | 556 | .probe = i915_pci_probe, |
| 557 | .remove = i915_pci_remove, |
Zhenyu Wang | cbda12d | 2009-12-16 13:36:10 +0800 | [diff] [blame] | 558 | .driver.pm = &i915_pm_ops, |
Dave Airlie | 22eae94 | 2005-11-10 22:16:34 +1100 | [diff] [blame] | 559 | }, |
Dave Airlie | bc5f452 | 2007-11-05 12:50:58 +1000 | [diff] [blame] | 560 | |
Dave Airlie | 22eae94 | 2005-11-10 22:16:34 +1100 | [diff] [blame] | 561 | .name = DRIVER_NAME, |
| 562 | .desc = DRIVER_DESC, |
| 563 | .date = DRIVER_DATE, |
| 564 | .major = DRIVER_MAJOR, |
| 565 | .minor = DRIVER_MINOR, |
| 566 | .patchlevel = DRIVER_PATCHLEVEL, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 567 | }; |
| 568 | |
| 569 | static int __init i915_init(void) |
| 570 | { |
Zhenyu Wang | 1f7a6e3 | 2010-02-23 14:05:24 +0800 | [diff] [blame] | 571 | if (!intel_agp_enabled) { |
| 572 | DRM_ERROR("drm/i915 can't work without intel_agp module!\n"); |
| 573 | return -ENODEV; |
| 574 | } |
| 575 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 576 | driver.num_ioctls = i915_max_ioctl; |
Jesse Barnes | 79e5394 | 2008-11-07 14:24:08 -0800 | [diff] [blame] | 577 | |
Chris Wilson | 3116971 | 2009-09-14 16:50:28 +0100 | [diff] [blame] | 578 | i915_gem_shrinker_init(); |
| 579 | |
Jesse Barnes | 79e5394 | 2008-11-07 14:24:08 -0800 | [diff] [blame] | 580 | /* |
| 581 | * If CONFIG_DRM_I915_KMS is set, default to KMS unless |
| 582 | * explicitly disabled with the module pararmeter. |
| 583 | * |
| 584 | * Otherwise, just follow the parameter (defaulting to off). |
| 585 | * |
| 586 | * Allow optional vga_text_mode_force boot option to override |
| 587 | * the default behavior. |
| 588 | */ |
| 589 | #if defined(CONFIG_DRM_I915_KMS) |
| 590 | if (i915_modeset != 0) |
| 591 | driver.driver_features |= DRIVER_MODESET; |
| 592 | #endif |
| 593 | if (i915_modeset == 1) |
| 594 | driver.driver_features |= DRIVER_MODESET; |
| 595 | |
| 596 | #ifdef CONFIG_VGA_CONSOLE |
| 597 | if (vgacon_text_force() && i915_modeset == -1) |
| 598 | driver.driver_features &= ~DRIVER_MODESET; |
| 599 | #endif |
| 600 | |
Jesse Barnes | f97108d | 2010-01-29 11:27:07 -0800 | [diff] [blame] | 601 | if (!(driver.driver_features & DRIVER_MODESET)) { |
| 602 | driver.suspend = i915_suspend; |
| 603 | driver.resume = i915_resume; |
| 604 | } |
| 605 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 606 | return drm_init(&driver); |
| 607 | } |
| 608 | |
| 609 | static void __exit i915_exit(void) |
| 610 | { |
Chris Wilson | 3116971 | 2009-09-14 16:50:28 +0100 | [diff] [blame] | 611 | i915_gem_shrinker_exit(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 612 | drm_exit(&driver); |
| 613 | } |
| 614 | |
| 615 | module_init(i915_init); |
| 616 | module_exit(i915_exit); |
| 617 | |
Dave Airlie | b5e89ed | 2005-09-25 14:28:13 +1000 | [diff] [blame] | 618 | MODULE_AUTHOR(DRIVER_AUTHOR); |
| 619 | MODULE_DESCRIPTION(DRIVER_DESC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 620 | MODULE_LICENSE("GPL and additional rights"); |