diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_device.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index d77ede3e67c..7cfaa7e2f3b 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -215,6 +215,8 @@ int radeon_wb_init(struct radeon_device *rdev) return r; } + /* clear wb memory */ + memset((char *)rdev->wb.wb, 0, RADEON_GPU_PAGE_SIZE); /* disable event_write fences */ rdev->wb.use_event = false; /* disabled via module param */ @@ -754,6 +756,7 @@ int radeon_device_init(struct radeon_device *rdev, dma_bits = rdev->need_dma32 ? 32 : 40; r = pci_set_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits)); if (r) { + rdev->need_dma32 = true; printk(KERN_WARNING "radeon: No suitable DMA available.\n"); } |