[PATCH 2/4] drm/vmwgfx: remove CONFIG_INTEL_IOMMU ifdefs

From: Christoph Hellwig
Date: Sat Jan 05 2019 - 03:02:07 EST


intel_iommu_enabled is defined as always false for !CONFIG_INTEL_IOMMU,
so remove the ifdefs around it.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 18 ------------------
1 file changed, 18 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 69e325b2d954..236052ad233c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -567,12 +567,10 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
[vmw_dma_map_bind] = "Giving up DMA mappings early."};
const struct dma_map_ops *dma_ops = get_dma_ops(dev_priv->dev->dev);

-#ifdef CONFIG_INTEL_IOMMU
if (intel_iommu_enabled) {
dev_priv->map_mode = vmw_dma_map_populate;
goto out_fixup;
}
-#endif

if (!(vmw_force_iommu || vmw_force_coherent)) {
dev_priv->map_mode = vmw_dma_phys;
@@ -589,9 +587,7 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
dev_priv->map_mode = vmw_dma_map_populate;
#endif

-#ifdef CONFIG_INTEL_IOMMU
out_fixup:
-#endif
if (dev_priv->map_mode == vmw_dma_map_populate &&
vmw_restrict_iommu)
dev_priv->map_mode = vmw_dma_map_bind;
@@ -599,13 +595,6 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
if (vmw_force_coherent)
dev_priv->map_mode = vmw_dma_alloc_coherent;

-#if !defined(CONFIG_SWIOTLB) && !defined(CONFIG_INTEL_IOMMU)
- /*
- * No coherent page pool
- */
- if (dev_priv->map_mode == vmw_dma_alloc_coherent)
- return -EINVAL;
-#endif
DRM_INFO("DMA map mode: %s\n", names[dev_priv->map_mode]);

return 0;
@@ -619,7 +608,6 @@ static int vmw_dma_select_mode(struct vmw_private *dev_priv)
* With 32-bit we can only handle 32 bit PFNs. Optionally set that
* restriction also for 64-bit systems.
*/
-#ifdef CONFIG_INTEL_IOMMU
static int vmw_dma_masks(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
@@ -631,12 +619,6 @@ static int vmw_dma_masks(struct vmw_private *dev_priv)
}
return 0;
}
-#else
-static int vmw_dma_masks(struct vmw_private *dev_priv)
-{
- return 0;
-}
-#endif

static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
{
--
2.20.1