1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright 2012 Red Hat
5 * Authors: Matthew Garrett
9 #include <linux/console.h>
10 #include <linux/module.h>
11 #include <linux/pci.h>
13 #include <drm/drm_drv.h>
14 #include <drm/drm_file.h>
15 #include <drm/drm_ioctl.h>
16 #include <drm/drm_pciids.h>
18 #include "mgag200_drv.h"
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
25 int mgag200_modeset = -1;
27 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
28 module_param_named(modeset, mgag200_modeset, int, 0400);
30 static struct drm_driver driver;
32 static 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 },
44 MODULE_DEVICE_TABLE(pci, pciidlist);
47 static int mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
49 struct drm_device *dev;
52 drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, "mgag200drmfb");
54 ret = pci_enable_device(pdev);
58 dev = drm_dev_alloc(&driver, &pdev->dev);
61 goto err_pci_disable_device;
65 pci_set_drvdata(pdev, dev);
67 ret = mgag200_driver_load(dev, ent->driver_data);
71 ret = drm_dev_register(dev, ent->driver_data);
73 goto err_mgag200_driver_unload;
77 err_mgag200_driver_unload:
78 mgag200_driver_unload(dev);
81 err_pci_disable_device:
82 pci_disable_device(pdev);
86 static void mga_pci_remove(struct pci_dev *pdev)
88 struct drm_device *dev = pci_get_drvdata(pdev);
90 drm_dev_unregister(dev);
91 mgag200_driver_unload(dev);
95 DEFINE_DRM_GEM_FOPS(mgag200_driver_fops);
97 static struct drm_driver driver = {
98 .driver_features = DRIVER_GEM | DRIVER_MODESET,
99 .fops = &mgag200_driver_fops,
103 .major = DRIVER_MAJOR,
104 .minor = DRIVER_MINOR,
105 .patchlevel = DRIVER_PATCHLEVEL,
109 static struct pci_driver mgag200_pci_driver = {
111 .id_table = pciidlist,
112 .probe = mga_pci_probe,
113 .remove = mga_pci_remove,
116 static int __init mgag200_init(void)
118 if (vgacon_text_force() && mgag200_modeset == -1)
121 if (mgag200_modeset == 0)
124 return pci_register_driver(&mgag200_pci_driver);
127 static void __exit mgag200_exit(void)
129 pci_unregister_driver(&mgag200_pci_driver);
132 module_init(mgag200_init);
133 module_exit(mgag200_exit);
135 MODULE_AUTHOR(DRIVER_AUTHOR);
136 MODULE_DESCRIPTION(DRIVER_DESC);
137 MODULE_LICENSE("GPL");