1 /* i915_drv.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*-
5 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
16 * The above copyright notice and this permission notice (including the
17 * next paragraph) shall be included in all copies or substantial portions
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.
35 #include "drm_pciids.h"
36 #include <linux/console.h>
38 unsigned int i915_modeset
= -1;
39 module_param_named(modeset
, i915_modeset
, int, 0400);
41 unsigned int i915_fbpercrtc
= 0;
42 module_param_named(fbpercrtc
, i915_fbpercrtc
, int, 0400);
44 static struct pci_device_id pciidlist
[] = {
48 #if defined(CONFIG_DRM_I915_KMS)
49 MODULE_DEVICE_TABLE(pci
, pciidlist
);
52 static int i915_suspend(struct drm_device
*dev
, pm_message_t state
)
54 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
56 if (!dev
|| !dev_priv
) {
57 printk(KERN_ERR
"dev: %p, dev_priv: %p\n", dev
, dev_priv
);
58 printk(KERN_ERR
"DRM not initialized, aborting suspend.\n");
62 if (state
.event
== PM_EVENT_PRETHAW
)
65 pci_save_state(dev
->pdev
);
69 intel_opregion_free(dev
);
71 if (state
.event
== PM_EVENT_SUSPEND
) {
72 /* Shut down the device */
73 pci_disable_device(dev
->pdev
);
74 pci_set_power_state(dev
->pdev
, PCI_D3hot
);
80 static int i915_resume(struct drm_device
*dev
)
82 pci_set_power_state(dev
->pdev
, PCI_D0
);
83 pci_restore_state(dev
->pdev
);
84 if (pci_enable_device(dev
->pdev
))
86 pci_set_master(dev
->pdev
);
88 i915_restore_state(dev
);
90 intel_opregion_init(dev
);
95 static struct vm_operations_struct i915_gem_vm_ops
= {
96 .fault
= i915_gem_fault
,
99 static struct drm_driver driver
= {
100 /* don't use mtrr's here, the Xserver or user space app should
101 * deal with them for intel hardware.
104 DRIVER_USE_AGP
| DRIVER_REQUIRE_AGP
| /* DRIVER_USE_MTRR |*/
105 DRIVER_HAVE_IRQ
| DRIVER_IRQ_SHARED
| DRIVER_GEM
,
106 .load
= i915_driver_load
,
107 .unload
= i915_driver_unload
,
108 .open
= i915_driver_open
,
109 .lastclose
= i915_driver_lastclose
,
110 .preclose
= i915_driver_preclose
,
111 .postclose
= i915_driver_postclose
,
112 .suspend
= i915_suspend
,
113 .resume
= i915_resume
,
114 .device_is_agp
= i915_driver_device_is_agp
,
115 .get_vblank_counter
= i915_get_vblank_counter
,
116 .enable_vblank
= i915_enable_vblank
,
117 .disable_vblank
= i915_disable_vblank
,
118 .irq_preinstall
= i915_driver_irq_preinstall
,
119 .irq_postinstall
= i915_driver_irq_postinstall
,
120 .irq_uninstall
= i915_driver_irq_uninstall
,
121 .irq_handler
= i915_driver_irq_handler
,
122 .reclaim_buffers
= drm_core_reclaim_buffers
,
123 .get_map_ofs
= drm_core_get_map_ofs
,
124 .get_reg_ofs
= drm_core_get_reg_ofs
,
125 .master_create
= i915_master_create
,
126 .master_destroy
= i915_master_destroy
,
127 .proc_init
= i915_gem_proc_init
,
128 .proc_cleanup
= i915_gem_proc_cleanup
,
129 .gem_init_object
= i915_gem_init_object
,
130 .gem_free_object
= i915_gem_free_object
,
131 .gem_vm_ops
= &i915_gem_vm_ops
,
132 .ioctls
= i915_ioctls
,
134 .owner
= THIS_MODULE
,
136 .release
= drm_release
,
138 .mmap
= drm_gem_mmap
,
140 .fasync
= drm_fasync
,
142 .compat_ioctl
= i915_compat_ioctl
,
148 .id_table
= pciidlist
,
154 .major
= DRIVER_MAJOR
,
155 .minor
= DRIVER_MINOR
,
156 .patchlevel
= DRIVER_PATCHLEVEL
,
159 static int __init
i915_init(void)
161 driver
.num_ioctls
= i915_max_ioctl
;
164 * If CONFIG_DRM_I915_KMS is set, default to KMS unless
165 * explicitly disabled with the module pararmeter.
167 * Otherwise, just follow the parameter (defaulting to off).
169 * Allow optional vga_text_mode_force boot option to override
170 * the default behavior.
172 #if defined(CONFIG_DRM_I915_KMS)
173 if (i915_modeset
!= 0)
174 driver
.driver_features
|= DRIVER_MODESET
;
176 if (i915_modeset
== 1)
177 driver
.driver_features
|= DRIVER_MODESET
;
179 #ifdef CONFIG_VGA_CONSOLE
180 if (vgacon_text_force() && i915_modeset
== -1)
181 driver
.driver_features
&= ~DRIVER_MODESET
;
184 return drm_init(&driver
);
187 static void __exit
i915_exit(void)
192 module_init(i915_init
);
193 module_exit(i915_exit
);
195 MODULE_AUTHOR(DRIVER_AUTHOR
);
196 MODULE_DESCRIPTION(DRIVER_DESC
);
197 MODULE_LICENSE("GPL and additional rights");