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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2012 Red Hat
*
* Authors: Matthew Garrett
* Dave Airlie
*/
#include <linux/console.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <drm/drm_drv.h>
#include <drm/drm_file.h>
#include <drm/drm_ioctl.h>
#include <drm/drm_pciids.h>
#include "mgag200_drv.h"
int mgag200_modeset = -1;
MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
module_param_named(modeset, mgag200_modeset, int, 0400);
/*
* DRM driver
*/
DEFINE_DRM_GEM_FOPS(mgag200_driver_fops);
static struct drm_driver mgag200_driver = {
.driver_features = DRIVER_ATOMIC | DRIVER_GEM | DRIVER_MODESET,
.fops = &mgag200_driver_fops,
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
.date = DRIVER_DATE,
.major = DRIVER_MAJOR,
.minor = DRIVER_MINOR,
.patchlevel = DRIVER_PATCHLEVEL,
DRM_GEM_SHMEM_DRIVER_OPS,
};
/*
* PCI driver
*/
static const struct pci_device_id mgag200_pciidlist[] = {
{ PCI_VENDOR_ID_MATROX, 0x522, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
G200_SE_A | MGAG200_FLAG_HW_BUG_NO_STARTADD},
{ 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 },
{ PCI_VENDOR_ID_MATROX, 0x536, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EW3 },
{ PCI_VENDOR_ID_MATROX, 0x538, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EH3 },
{0,}
};
MODULE_DEVICE_TABLE(pci, mgag200_pciidlist);
static int
mgag200_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct drm_device *dev;
int ret;
drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, "mgag200drmfb");
ret = pcim_enable_device(pdev);
if (ret)
return ret;
dev = drm_dev_alloc(&mgag200_driver, &pdev->dev);
if (IS_ERR(dev))
return PTR_ERR(dev);
dev->pdev = pdev;
pci_set_drvdata(pdev, dev);
ret = mgag200_driver_load(dev, ent->driver_data);
if (ret)
goto err_drm_dev_put;
ret = drm_dev_register(dev, ent->driver_data);
if (ret)
goto err_mgag200_driver_unload;
drm_fbdev_generic_setup(dev, 0);
return 0;
err_mgag200_driver_unload:
mgag200_driver_unload(dev);
err_drm_dev_put:
drm_dev_put(dev);
return ret;
}
static void mgag200_pci_remove(struct pci_dev *pdev)
{
struct drm_device *dev = pci_get_drvdata(pdev);
drm_dev_unregister(dev);
mgag200_driver_unload(dev);
drm_dev_put(dev);
}
static struct pci_driver mgag200_pci_driver = {
.name = DRIVER_NAME,
.id_table = mgag200_pciidlist,
.probe = mgag200_pci_probe,
.remove = mgag200_pci_remove,
};
static int __init mgag200_init(void)
{
if (vgacon_text_force() && mgag200_modeset == -1)
return -EINVAL;
if (mgag200_modeset == 0)
return -EINVAL;
return pci_register_driver(&mgag200_pci_driver);
}
static void __exit mgag200_exit(void)
{
pci_unregister_driver(&mgag200_pci_driver);
}
module_init(mgag200_init);
module_exit(mgag200_exit);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
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