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1da177e4 LT |
1 | /* sis.c -- sis driver -*- linux-c -*- |
2 | * | |
3 | * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. | |
4 | * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. | |
5 | * All Rights Reserved. | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation | |
10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
11 | * and/or sell copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following conditions: | |
b5e89ed5 | 13 | * |
1da177e4 LT |
14 | * The above copyright notice and this permission notice (including the next |
15 | * paragraph) shall be included in all copies or substantial portions of the | |
16 | * Software. | |
b5e89ed5 | 17 | * |
1da177e4 LT |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
21 | * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
22 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
23 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
24 | * DEALINGS IN THE SOFTWARE. | |
25 | * | |
26 | */ | |
27 | ||
e0cd3608 PG |
28 | #include <linux/module.h> |
29 | ||
1da177e4 LT |
30 | #include "drmP.h" |
31 | #include "sis_drm.h" | |
32 | #include "sis_drv.h" | |
33 | ||
34 | #include "drm_pciids.h" | |
b5e89ed5 | 35 | |
1da177e4 LT |
36 | static struct pci_device_id pciidlist[] = { |
37 | sisdrv_PCI_IDS | |
38 | }; | |
39 | ||
84b1fd10 | 40 | static int sis_driver_load(struct drm_device *dev, unsigned long chipset) |
ce65a44d TH |
41 | { |
42 | drm_sis_private_t *dev_priv; | |
ce65a44d | 43 | |
466e69b8 DA |
44 | pci_set_master(dev->pdev); |
45 | ||
9a298b2a | 46 | dev_priv = kzalloc(sizeof(drm_sis_private_t), GFP_KERNEL); |
ce65a44d | 47 | if (dev_priv == NULL) |
20caafa6 | 48 | return -ENOMEM; |
ce65a44d | 49 | |
648ccc7d | 50 | idr_init(&dev_priv->object_idr); |
ce65a44d TH |
51 | dev->dev_private = (void *)dev_priv; |
52 | dev_priv->chipset = chipset; | |
ce65a44d | 53 | |
4e087a7a | 54 | return 0; |
ce65a44d TH |
55 | } |
56 | ||
84b1fd10 | 57 | static int sis_driver_unload(struct drm_device *dev) |
ce65a44d TH |
58 | { |
59 | drm_sis_private_t *dev_priv = dev->dev_private; | |
60 | ||
6de8a748 DV |
61 | idr_remove_all(&dev_priv->object_idr); |
62 | idr_destroy(&dev_priv->object_idr); | |
63 | ||
9a298b2a | 64 | kfree(dev_priv); |
ce65a44d TH |
65 | |
66 | return 0; | |
67 | } | |
68 | ||
e08e96de AV |
69 | static const struct file_operations sis_driver_fops = { |
70 | .owner = THIS_MODULE, | |
71 | .open = drm_open, | |
72 | .release = drm_release, | |
73 | .unlocked_ioctl = drm_ioctl, | |
74 | .mmap = drm_mmap, | |
75 | .poll = drm_poll, | |
76 | .fasync = drm_fasync, | |
77 | .llseek = noop_llseek, | |
78 | }; | |
79 | ||
fdc0b8a6 DV |
80 | static int sis_driver_open(struct drm_device *dev, struct drm_file *file) |
81 | { | |
82 | struct sis_file_private *file_priv; | |
83 | ||
84 | DRM_DEBUG_DRIVER("\n"); | |
85 | file_priv = kmalloc(sizeof(*file_priv), GFP_KERNEL); | |
86 | if (!file_priv) | |
87 | return -ENOMEM; | |
88 | ||
89 | file->driver_priv = file_priv; | |
90 | ||
91 | INIT_LIST_HEAD(&file_priv->obj_list); | |
92 | ||
93 | return 0; | |
94 | } | |
95 | ||
96 | void sis_driver_postclose(struct drm_device *dev, struct drm_file *file) | |
97 | { | |
98 | struct sis_file_private *file_priv = file->driver_priv; | |
99 | ||
100 | kfree(file_priv); | |
101 | } | |
102 | ||
1da177e4 LT |
103 | static struct drm_driver driver = { |
104 | .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR, | |
ce65a44d TH |
105 | .load = sis_driver_load, |
106 | .unload = sis_driver_unload, | |
fdc0b8a6 DV |
107 | .open = sis_driver_open, |
108 | .postclose = sis_driver_postclose, | |
7981bf7d | 109 | .dma_quiescent = sis_idle, |
ce65a44d | 110 | .reclaim_buffers = NULL, |
040ac320 | 111 | .reclaim_buffers_idlelocked = sis_reclaim_buffers_locked, |
ce65a44d | 112 | .lastclose = sis_lastclose, |
1da177e4 | 113 | .ioctls = sis_ioctls, |
e08e96de | 114 | .fops = &sis_driver_fops, |
22eae947 DA |
115 | .name = DRIVER_NAME, |
116 | .desc = DRIVER_DESC, | |
117 | .date = DRIVER_DATE, | |
118 | .major = DRIVER_MAJOR, | |
119 | .minor = DRIVER_MINOR, | |
120 | .patchlevel = DRIVER_PATCHLEVEL, | |
1da177e4 LT |
121 | }; |
122 | ||
8410ea3b DA |
123 | static struct pci_driver sis_pci_driver = { |
124 | .name = DRIVER_NAME, | |
125 | .id_table = pciidlist, | |
126 | }; | |
127 | ||
1da177e4 LT |
128 | static int __init sis_init(void) |
129 | { | |
130 | driver.num_ioctls = sis_max_ioctl; | |
8410ea3b | 131 | return drm_pci_init(&driver, &sis_pci_driver); |
1da177e4 LT |
132 | } |
133 | ||
134 | static void __exit sis_exit(void) | |
135 | { | |
8410ea3b | 136 | drm_pci_exit(&driver, &sis_pci_driver); |
1da177e4 LT |
137 | } |
138 | ||
139 | module_init(sis_init); | |
140 | module_exit(sis_exit); | |
141 | ||
b5e89ed5 DA |
142 | MODULE_AUTHOR(DRIVER_AUTHOR); |
143 | MODULE_DESCRIPTION(DRIVER_DESC); | |
1da177e4 | 144 | MODULE_LICENSE("GPL and additional rights"); |