/**
* Register.
*
* \param pdev - PCI device structure
* \param ent entry from the PCI ID table with device type flags
* \return zero on success or a negative number on failure.
*
* Attempt to gets inter module "drm" information. If we are first
* then register the character device and inter module information.
* Try and register, if we fail to register, backout previous work.
*/
int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
struct drm_driver *driver)
{
drm_device_t *dev;
int ret;
DRM_DEBUG("\n");
dev = drm_calloc(1, sizeof(*dev), DRM_MEM_STUB);
if (!dev)
return -ENOMEM;
pci_enable_device(pdev);
if ((ret = drm_fill_in_dev(dev, pdev, ent, driver))) {
printk(KERN_ERR "DRM: Fill_in_dev failed.\n");
goto err_g1;
}
if ((ret = drm_get_head(dev, &dev->primary)))
goto err_g1;
DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
driver->name, driver->major, driver->minor, driver->patchlevel,
driver->date, dev->primary.minor);
return 0;
err_g1:
drm_free(dev, sizeof(*dev), DRM_MEM_STUB);
return ret;
}
/**
* Register.
*
* \param pdev - PCI device structure
* \param ent entry from the PCI ID table with device type flags
* \return zero on success or a negative number on failure.
*
* Attempt to gets inter module "drm" information. If we are first
* then register the character device and inter module information.
* Try and register, if we fail to register, backout previous work.
*/
int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
struct drm_driver *driver)
{
drm_device_t *dev;
int ret;
DRM_DEBUG("\n");
dev = drm_calloc(1, sizeof(*dev), DRM_MEM_STUB);
if (!dev)
return -ENOMEM;
if (!drm_fb_loaded) {
pci_set_drvdata(pdev, dev);
pci_request_regions(pdev, driver->pci_driver.name);
pci_enable_device(pdev);
}
if ((ret = fill_in_dev(dev, pdev, ent, driver))) {
goto err_g1;
}
if ((ret = drm_get_head(dev, &dev->primary)))
goto err_g1;
DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n",
driver->name, driver->major, driver->minor, driver->patchlevel,
driver->date, dev->primary.minor, pci_pretty_name(dev->pdev));
return 0;
err_g1:
if (!drm_fb_loaded) {
pci_set_drvdata(pdev, NULL);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
drm_free(dev, sizeof(*dev), DRM_MEM_STUB);
printk(KERN_ERR "DRM: drm_get_dev failed.\n");
return ret;
}
