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
26 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,
34 G200_SE_A | MGAG200_FLAG_HW_BUG_NO_STARTADD},
35 { PCI_VENDOR_ID_MATROX, 0x524, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_B },
36 { PCI_VENDOR_ID_MATROX, 0x530, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EV },
37 { PCI_VENDOR_ID_MATROX, 0x532, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_WB },
38 { PCI_VENDOR_ID_MATROX, 0x533, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EH },
39 { PCI_VENDOR_ID_MATROX, 0x534, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_ER },
40 { PCI_VENDOR_ID_MATROX, 0x536, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EW3 },
41 { PCI_VENDOR_ID_MATROX, 0x538, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EH3 },
45 MODULE_DEVICE_TABLE(pci, pciidlist);
48 static int mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
50 struct drm_device *dev;
53 drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, "mgag200drmfb");
55 ret = pcim_enable_device(pdev);
59 dev = drm_dev_alloc(&driver, &pdev->dev);
64 pci_set_drvdata(pdev, dev);
66 ret = mgag200_driver_load(dev, ent->driver_data);
70 ret = drm_dev_register(dev, ent->driver_data);
72 goto err_mgag200_driver_unload;
74 drm_fbdev_generic_setup(dev, 0);
78 err_mgag200_driver_unload:
79 mgag200_driver_unload(dev);
85 static void mga_pci_remove(struct pci_dev *pdev)
87 struct drm_device *dev = pci_get_drvdata(pdev);
89 drm_dev_unregister(dev);
90 mgag200_driver_unload(dev);
94 DEFINE_DRM_GEM_FOPS(mgag200_driver_fops);
96 static struct drm_driver driver = {
97 .driver_features = DRIVER_ATOMIC | DRIVER_GEM | DRIVER_MODESET,
98 .fops = &mgag200_driver_fops,
102 .major = DRIVER_MAJOR,
103 .minor = DRIVER_MINOR,
104 .patchlevel = DRIVER_PATCHLEVEL,
105 DRM_GEM_SHMEM_DRIVER_OPS,
108 static struct pci_driver mgag200_pci_driver = {
110 .id_table = pciidlist,
111 .probe = mga_pci_probe,
112 .remove = mga_pci_remove,
115 static int __init mgag200_init(void)
117 if (vgacon_text_force() && mgag200_modeset == -1)
120 if (mgag200_modeset == 0)
123 return pci_register_driver(&mgag200_pci_driver);
126 static void __exit mgag200_exit(void)
128 pci_unregister_driver(&mgag200_pci_driver);
131 module_init(mgag200_init);
132 module_exit(mgag200_exit);
134 MODULE_AUTHOR(DRIVER_AUTHOR);
135 MODULE_DESCRIPTION(DRIVER_DESC);
136 MODULE_LICENSE("GPL");