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414c4531 DA |
1 | /* |
2 | * Copyright 2012 Red Hat | |
3 | * | |
4 | * This file is subject to the terms and conditions of the GNU General | |
5 | * Public License version 2. See the file COPYING in the main | |
6 | * directory of this archive for more details. | |
7 | * | |
8 | * Authors: Matthew Garrett | |
9 | * Dave Airlie | |
10 | */ | |
11 | #include <linux/module.h> | |
12 | #include <linux/console.h> | |
13 | #include "drmP.h" | |
14 | #include "drm.h" | |
15 | ||
16 | #include "mgag200_drv.h" | |
17 | ||
18 | #include "drm_pciids.h" | |
19 | ||
20 | /* | |
21 | * This is the generic driver code. This binds the driver to the drm core, | |
22 | * which then performs further device association and calls our graphics init | |
23 | * functions | |
24 | */ | |
25 | int mgag200_modeset = -1; | |
26 | ||
27 | MODULE_PARM_DESC(modeset, "Disable/Enable modesetting"); | |
28 | module_param_named(modeset, mgag200_modeset, int, 0400); | |
29 | ||
30 | static struct drm_driver driver; | |
31 | ||
32 | static DEFINE_PCI_DEVICE_TABLE(pciidlist) = { | |
33 | { PCI_VENDOR_ID_MATROX, 0x522, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_A }, | |
34 | { PCI_VENDOR_ID_MATROX, 0x524, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_B }, | |
35 | { PCI_VENDOR_ID_MATROX, 0x530, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EV }, | |
36 | { PCI_VENDOR_ID_MATROX, 0x532, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_WB }, | |
37 | { PCI_VENDOR_ID_MATROX, 0x533, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EH }, | |
38 | { PCI_VENDOR_ID_MATROX, 0x534, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_ER }, | |
39 | {0,} | |
40 | }; | |
41 | ||
42 | MODULE_DEVICE_TABLE(pci, pciidlist); | |
43 | ||
08ef8e41 DA |
44 | static void mgag200_kick_out_firmware_fb(struct pci_dev *pdev) |
45 | { | |
46 | struct apertures_struct *ap; | |
47 | bool primary = false; | |
48 | ||
49 | ap = alloc_apertures(1); | |
4dbdf0ae DN |
50 | if (!ap) |
51 | return; | |
52 | ||
08ef8e41 DA |
53 | ap->ranges[0].base = pci_resource_start(pdev, 0); |
54 | ap->ranges[0].size = pci_resource_len(pdev, 0); | |
55 | ||
56 | #ifdef CONFIG_X86 | |
57 | primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; | |
58 | #endif | |
59 | remove_conflicting_framebuffers(ap, "mgag200drmfb", primary); | |
60 | kfree(ap); | |
61 | } | |
62 | ||
63 | ||
414c4531 DA |
64 | static int __devinit |
65 | mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |
66 | { | |
08ef8e41 DA |
67 | mgag200_kick_out_firmware_fb(pdev); |
68 | ||
414c4531 DA |
69 | return drm_get_pci_dev(pdev, ent, &driver); |
70 | } | |
71 | ||
72 | static void mga_pci_remove(struct pci_dev *pdev) | |
73 | { | |
74 | struct drm_device *dev = pci_get_drvdata(pdev); | |
75 | ||
76 | drm_put_dev(dev); | |
77 | } | |
78 | ||
79 | static const struct file_operations mgag200_driver_fops = { | |
80 | .owner = THIS_MODULE, | |
81 | .open = drm_open, | |
82 | .release = drm_release, | |
83 | .unlocked_ioctl = drm_ioctl, | |
84 | .mmap = mgag200_mmap, | |
85 | .poll = drm_poll, | |
86 | .fasync = drm_fasync, | |
804d74ab KP |
87 | #ifdef CONFIG_COMPAT |
88 | .compat_ioctl = drm_compat_ioctl, | |
89 | #endif | |
414c4531 DA |
90 | .read = drm_read, |
91 | }; | |
92 | ||
93 | static struct drm_driver driver = { | |
94 | .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_USE_MTRR, | |
95 | .load = mgag200_driver_load, | |
96 | .unload = mgag200_driver_unload, | |
97 | .fops = &mgag200_driver_fops, | |
98 | .name = DRIVER_NAME, | |
99 | .desc = DRIVER_DESC, | |
100 | .date = DRIVER_DATE, | |
101 | .major = DRIVER_MAJOR, | |
102 | .minor = DRIVER_MINOR, | |
103 | .patchlevel = DRIVER_PATCHLEVEL, | |
104 | ||
105 | .gem_init_object = mgag200_gem_init_object, | |
106 | .gem_free_object = mgag200_gem_free_object, | |
107 | .dumb_create = mgag200_dumb_create, | |
108 | .dumb_map_offset = mgag200_dumb_mmap_offset, | |
109 | .dumb_destroy = mgag200_dumb_destroy, | |
110 | }; | |
111 | ||
112 | static struct pci_driver mgag200_pci_driver = { | |
113 | .name = DRIVER_NAME, | |
114 | .id_table = pciidlist, | |
115 | .probe = mga_pci_probe, | |
116 | .remove = mga_pci_remove, | |
117 | }; | |
118 | ||
119 | static int __init mgag200_init(void) | |
120 | { | |
4688a69d | 121 | #ifdef CONFIG_VGA_CONSOLE |
414c4531 DA |
122 | if (vgacon_text_force() && mgag200_modeset == -1) |
123 | return -EINVAL; | |
4688a69d | 124 | #endif |
414c4531 DA |
125 | |
126 | if (mgag200_modeset == 0) | |
127 | return -EINVAL; | |
128 | return drm_pci_init(&driver, &mgag200_pci_driver); | |
129 | } | |
130 | ||
131 | static void __exit mgag200_exit(void) | |
132 | { | |
133 | drm_pci_exit(&driver, &mgag200_pci_driver); | |
134 | } | |
135 | ||
136 | module_init(mgag200_init); | |
137 | module_exit(mgag200_exit); | |
138 | ||
139 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
140 | MODULE_DESCRIPTION(DRIVER_DESC); | |
141 | MODULE_LICENSE("GPL"); |