diff options
Diffstat (limited to 'shared-core/radeon_cp.c')
| -rw-r--r-- | shared-core/radeon_cp.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/shared-core/radeon_cp.c b/shared-core/radeon_cp.c index 9dc871ca..2c0549e5 100644 --- a/shared-core/radeon_cp.c +++ b/shared-core/radeon_cp.c @@ -1395,8 +1395,11 @@ void radeon_gart_flush(struct drm_device *dev) RADEON_READ_IGPGART(dev_priv, RADEON_IGPGART_FLUSH); RADEON_WRITE_IGPGART(RADEON_IGPGART_FLUSH, 0x0); } else if (dev_priv->flags & RADEON_IS_PCIE) { - - + u32 tmp = RADEON_READ_PCIE(dev_priv, RADEON_PCIE_TX_GART_CNTL); + tmp |= RADEON_PCIE_TX_GART_INVALIDATE_TLB; + RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); + tmp &= ~RADEON_PCIE_TX_GART_INVALIDATE_TLB; + RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); } else { |