diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drm.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drm.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index c72d42636c89..3b4e65d5122b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -32,6 +32,7 @@ #include <subdev/device.h> #include "nouveau_drm.h" +#include "nouveau_agp.h" int __devinit nouveau_pci_probe(struct pci_dev *, const struct pci_device_id *); void nouveau_pci_remove(struct pci_dev *); @@ -123,6 +124,30 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) INIT_LIST_HEAD(&drm->clients); drm->dev = dev; + /* make sure AGP controller is in a consistent state before we + * (possibly) execute vbios init tables (see nouveau_agp.h) + */ + if (drm_pci_device_is_agp(dev) && dev->agp) { + /* dummy device object, doesn't init anything, but allows + * agp code access to registers + */ + ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT, + NVDRM_DEVICE, 0x0080, + &(struct nv_device_class) { + .device = ~0, + .disable = + ~(NV_DEVICE_DISABLE_MMIO | + NV_DEVICE_DISABLE_IDENTIFY), + .debug0 = ~0, + }, sizeof(struct nv_device_class), + &drm->device); + if (ret) + return ret; + + nouveau_agp_reset(drm); + nouveau_object_del(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE); + } + ret = nouveau_object_new(nv_object(drm), NVDRM_CLIENT, NVDRM_DEVICE, 0x0080, &(struct nv_device_class) { .device = ~0, @@ -133,6 +158,9 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) if (ret) goto fail_device; + /* initialise AGP */ + nouveau_agp_init(drm); + ret = nouveau_load(dev, flags); if (ret) goto fail_device; @@ -155,6 +183,8 @@ nouveau_drm_unload(struct drm_device *dev) if (ret) return ret; + nouveau_agp_fini(drm); + pci_set_drvdata(pdev, drm->client.base.device); nouveau_cli_destroy(&drm->client); return 0; @@ -195,6 +225,8 @@ nouveau_drm_suspend(struct pci_dev *pdev, pm_message_t pm_state) if (ret) goto fail_client; + nouveau_agp_fini(drm); + pci_save_state(pdev); if (pm_state.event == PM_EVENT_SUSPEND) { pci_disable_device(pdev); @@ -230,12 +262,16 @@ nouveau_drm_resume(struct pci_dev *pdev) return ret; pci_set_master(pdev); + nouveau_agp_reset(drm); + nouveau_client_init(&drm->client.base); list_for_each_entry(cli, &drm->clients, head) { nouveau_client_init(&cli->base); } + nouveau_agp_init(drm); + return nouveau_pci_resume(pdev); } |