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path: root/drivers/gpu/drm/drm_pci.c
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Diffstat (limited to 'drivers/gpu/drm/drm_pci.c')
-rw-r--r--drivers/gpu/drm/drm_pci.c38
1 files changed, 21 insertions, 17 deletions
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 02679793c9e..5736aaa7e86 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -262,16 +262,11 @@ static int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p)
return 0;
}
-static int drm_pci_agp_init(struct drm_device *dev)
+static void drm_pci_agp_init(struct drm_device *dev)
{
- if (drm_core_has_AGP(dev)) {
+ if (drm_core_check_feature(dev, DRIVER_USE_AGP)) {
if (drm_pci_device_is_agp(dev))
dev->agp = drm_agp_init(dev);
- if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP)
- && (dev->agp == NULL)) {
- DRM_ERROR("Cannot initialize the agpgart module.\n");
- return -EINVAL;
- }
if (dev->agp) {
dev->agp->agp_mtrr = arch_phys_wc_add(
dev->agp->agp_info.aper_base,
@@ -279,15 +274,14 @@ static int drm_pci_agp_init(struct drm_device *dev)
1024 * 1024);
}
}
- return 0;
}
-static void drm_pci_agp_destroy(struct drm_device *dev)
+void drm_pci_agp_destroy(struct drm_device *dev)
{
- if (drm_core_has_AGP(dev) && dev->agp) {
+ if (dev->agp) {
arch_phys_wc_del(dev->agp->agp_mtrr);
drm_agp_clear(dev);
- drm_agp_destroy(dev->agp);
+ kfree(dev->agp);
dev->agp = NULL;
}
}
@@ -299,8 +293,6 @@ static struct drm_bus drm_pci_bus = {
.set_busid = drm_pci_set_busid,
.set_unique = drm_pci_set_unique,
.irq_by_busid = drm_pci_irq_by_busid,
- .agp_init = drm_pci_agp_init,
- .agp_destroy = drm_pci_agp_destroy,
};
/**
@@ -338,17 +330,25 @@ int drm_get_pci_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
if (drm_core_check_feature(dev, DRIVER_MODESET))
pci_set_drvdata(pdev, dev);
+ drm_pci_agp_init(dev);
+
ret = drm_dev_register(dev, ent->driver_data);
if (ret)
- goto err_pci;
+ goto err_agp;
DRM_INFO("Initialized %s %d.%d.%d %s for %s on minor %d\n",
driver->name, driver->major, driver->minor, driver->patchlevel,
driver->date, pci_name(pdev), dev->primary->index);
+ /* No locking needed since shadow-attach is single-threaded since it may
+ * only be called from the per-driver module init hook. */
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ list_add_tail(&dev->legacy_dev_list, &driver->legacy_dev_list);
+
return 0;
-err_pci:
+err_agp:
+ drm_pci_agp_destroy(dev);
pci_disable_device(pdev);
err_free:
drm_dev_free(dev);
@@ -375,7 +375,6 @@ int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver)
DRM_DEBUG("\n");
- INIT_LIST_HEAD(&driver->device_list);
driver->kdriver.pci = pdriver;
driver->bus = &drm_pci_bus;
@@ -383,6 +382,7 @@ int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver)
return pci_register_driver(pdriver);
/* If not using KMS, fall back to stealth mode manual scanning. */
+ INIT_LIST_HEAD(&driver->legacy_dev_list);
for (i = 0; pdriver->id_table[i].vendor != 0; i++) {
pid = &pdriver->id_table[i];
@@ -452,6 +452,7 @@ int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver)
return -1;
}
+void drm_pci_agp_destroy(struct drm_device *dev) {}
#endif
EXPORT_SYMBOL(drm_pci_init);
@@ -465,8 +466,11 @@ void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver)
if (driver->driver_features & DRIVER_MODESET) {
pci_unregister_driver(pdriver);
} else {
- list_for_each_entry_safe(dev, tmp, &driver->device_list, driver_item)
+ list_for_each_entry_safe(dev, tmp, &driver->legacy_dev_list,
+ legacy_dev_list) {
drm_put_dev(dev);
+ list_del(&dev->legacy_dev_list);
+ }
}
DRM_INFO("Module unloaded\n");
}