diff options
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_drv.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_ttm.c | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.h b/drivers/gpu/drm/cirrus/cirrus_drv.h index 21bdfa8..64ea597cb 100644 --- a/drivers/gpu/drm/cirrus/cirrus_drv.h +++ b/drivers/gpu/drm/cirrus/cirrus_drv.h @@ -145,7 +145,7 @@ struct cirrus_device { struct ttm_bo_device bdev; atomic_t validate_sequence; } ttm; - + bool mm_inited; }; diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c index 2ebcd11..50e170f 100644 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c @@ -275,12 +275,17 @@ int cirrus_mm_init(struct cirrus_device *cirrus) pci_resource_len(dev->pdev, 0), DRM_MTRR_WC); + cirrus->mm_inited = true; return 0; } void cirrus_mm_fini(struct cirrus_device *cirrus) { struct drm_device *dev = cirrus->dev; + + if (!cirrus->mm_inited) + return; + ttm_bo_device_release(&cirrus->ttm.bdev); cirrus_ttm_global_release(cirrus); |
