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