diff options
Diffstat (limited to 'shared-core/radeon_cp.c')
| -rw-r--r-- | shared-core/radeon_cp.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/shared-core/radeon_cp.c b/shared-core/radeon_cp.c index ac46da38..f0eda664 100644 --- a/shared-core/radeon_cp.c +++ b/shared-core/radeon_cp.c @@ -1518,6 +1518,28 @@ static void radeon_set_pcigart(drm_radeon_private_t * dev_priv, int on) } } +void radeon_gart_flush(struct drm_device *dev) +{ + drm_radeon_private_t *dev_priv = dev->dev_private; + + if (dev_priv->flags & RADEON_IS_IGPGART) { + RADEON_READ_IGPGART(dev_priv, RADEON_IGPGART_FLUSH); + RADEON_WRITE_IGPGART(RADEON_IGPGART_FLUSH, 0x1); + 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 { + + + } + +} + static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init) { drm_radeon_private_t *dev_priv = dev->dev_private; @@ -2433,6 +2455,9 @@ int radeon_driver_firstopen(struct drm_device *dev) if (ret != 0) return ret; +#ifdef RADEON_HAVE_BUFFER + drm_bo_driver_init(dev); +#endif return 0; } |