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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright 2012 Red Hat
4 *
5 * Authors: Matthew Garrett
6 * Dave Airlie
7 */
8
9#include <linux/module.h>
10#include <linux/console.h>
11
12#include <drm/drm_drv.h>
13#include <drm/drm_file.h>
14#include <drm/drm_ioctl.h>
15#include <drm/drm_pci.h>
16#include <drm/drm_pciids.h>
17
18#include "mgag200_drv.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 */
25int mgag200_modeset = -1;
26
27MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
28module_param_named(modeset, mgag200_modeset, int, 0400);
29
30static struct drm_driver driver;
31
32static const struct pci_device_id 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 { PCI_VENDOR_ID_MATROX, 0x536, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EW3 },
40 { PCI_VENDOR_ID_MATROX, 0x538, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EH3 },
41 {0,}
42};
43
44MODULE_DEVICE_TABLE(pci, pciidlist);
45
46
47static int mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
48{
49 drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, 0, "mgag200drmfb");
50
51 return drm_get_pci_dev(pdev, ent, &driver);
52}
53
54static void mga_pci_remove(struct pci_dev *pdev)
55{
56 struct drm_device *dev = pci_get_drvdata(pdev);
57
58 drm_put_dev(dev);
59}
60
61static const struct file_operations mgag200_driver_fops = {
62 .owner = THIS_MODULE,
63 DRM_VRAM_MM_FILE_OPERATIONS
64};
65
66static struct drm_driver driver = {
67 .driver_features = DRIVER_GEM | DRIVER_MODESET,
68 .load = mgag200_driver_load,
69 .unload = mgag200_driver_unload,
70 .fops = &mgag200_driver_fops,
71 .name = DRIVER_NAME,
72 .desc = DRIVER_DESC,
73 .date = DRIVER_DATE,
74 .major = DRIVER_MAJOR,
75 .minor = DRIVER_MINOR,
76 .patchlevel = DRIVER_PATCHLEVEL,
77 DRM_GEM_VRAM_DRIVER
78};
79
80static struct pci_driver mgag200_pci_driver = {
81 .name = DRIVER_NAME,
82 .id_table = pciidlist,
83 .probe = mga_pci_probe,
84 .remove = mga_pci_remove,
85};
86
87static int __init mgag200_init(void)
88{
89 if (vgacon_text_force() && mgag200_modeset == -1)
90 return -EINVAL;
91
92 if (mgag200_modeset == 0)
93 return -EINVAL;
94
95 return pci_register_driver(&mgag200_pci_driver);
96}
97
98static void __exit mgag200_exit(void)
99{
100 pci_unregister_driver(&mgag200_pci_driver);
101}
102
103module_init(mgag200_init);
104module_exit(mgag200_exit);
105
106MODULE_AUTHOR(DRIVER_AUTHOR);
107MODULE_DESCRIPTION(DRIVER_DESC);
108MODULE_LICENSE("GPL");
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 <drm/drmP.h>
14
15#include "mgag200_drv.h"
16
17#include <drm/drm_pciids.h>
18
19/*
20 * This is the generic driver code. This binds the driver to the drm core,
21 * which then performs further device association and calls our graphics init
22 * functions
23 */
24int mgag200_modeset = -1;
25
26MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
27module_param_named(modeset, mgag200_modeset, int, 0400);
28
29static struct drm_driver driver;
30
31static const struct pci_device_id pciidlist[] = {
32 { PCI_VENDOR_ID_MATROX, 0x522, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_A },
33 { PCI_VENDOR_ID_MATROX, 0x524, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_B },
34 { PCI_VENDOR_ID_MATROX, 0x530, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EV },
35 { PCI_VENDOR_ID_MATROX, 0x532, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_WB },
36 { PCI_VENDOR_ID_MATROX, 0x533, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EH },
37 { PCI_VENDOR_ID_MATROX, 0x534, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_ER },
38 { PCI_VENDOR_ID_MATROX, 0x536, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EW3 },
39 {0,}
40};
41
42MODULE_DEVICE_TABLE(pci, pciidlist);
43
44static 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);
50 if (!ap)
51 return;
52
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 drm_fb_helper_remove_conflicting_framebuffers(ap, "mgag200drmfb", primary);
60 kfree(ap);
61}
62
63
64static int mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
65{
66 mgag200_kick_out_firmware_fb(pdev);
67
68 return drm_get_pci_dev(pdev, ent, &driver);
69}
70
71static void mga_pci_remove(struct pci_dev *pdev)
72{
73 struct drm_device *dev = pci_get_drvdata(pdev);
74
75 drm_put_dev(dev);
76}
77
78static const struct file_operations mgag200_driver_fops = {
79 .owner = THIS_MODULE,
80 .open = drm_open,
81 .release = drm_release,
82 .unlocked_ioctl = drm_ioctl,
83 .mmap = mgag200_mmap,
84 .poll = drm_poll,
85 .compat_ioctl = drm_compat_ioctl,
86 .read = drm_read,
87};
88
89static struct drm_driver driver = {
90 .driver_features = DRIVER_GEM | DRIVER_MODESET,
91 .load = mgag200_driver_load,
92 .unload = mgag200_driver_unload,
93 .set_busid = drm_pci_set_busid,
94 .fops = &mgag200_driver_fops,
95 .name = DRIVER_NAME,
96 .desc = DRIVER_DESC,
97 .date = DRIVER_DATE,
98 .major = DRIVER_MAJOR,
99 .minor = DRIVER_MINOR,
100 .patchlevel = DRIVER_PATCHLEVEL,
101
102 .gem_free_object_unlocked = mgag200_gem_free_object,
103 .dumb_create = mgag200_dumb_create,
104 .dumb_map_offset = mgag200_dumb_mmap_offset,
105 .dumb_destroy = drm_gem_dumb_destroy,
106};
107
108static struct pci_driver mgag200_pci_driver = {
109 .name = DRIVER_NAME,
110 .id_table = pciidlist,
111 .probe = mga_pci_probe,
112 .remove = mga_pci_remove,
113};
114
115static int __init mgag200_init(void)
116{
117 if (vgacon_text_force() && mgag200_modeset == -1)
118 return -EINVAL;
119
120 if (mgag200_modeset == 0)
121 return -EINVAL;
122 return drm_pci_init(&driver, &mgag200_pci_driver);
123}
124
125static void __exit mgag200_exit(void)
126{
127 drm_pci_exit(&driver, &mgag200_pci_driver);
128}
129
130module_init(mgag200_init);
131module_exit(mgag200_exit);
132
133MODULE_AUTHOR(DRIVER_AUTHOR);
134MODULE_DESCRIPTION(DRIVER_DESC);
135MODULE_LICENSE("GPL");