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drm/vmwgfx: Fix a couple of compile / sparse warnings and errors

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Fixes
 *) an implicit function declaration on mips,
 *) a defined but not used label on !CONFIG_INTEL_IOMMU
 *) Hopefully a couple of sparse warnings where we implicitly typecast
    integer to __le32 and vice versa.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Thomas Hellstrom
2013-11-11 23:49:26 -08:00
parent ea029c28de
commit e14cd9536b
2 changed files with 13 additions and 3 deletions
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9
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
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@@ -453,12 +453,13 @@ static void vmw_get_initial_size(struct vmw_private *dev_priv)
*/
static int vmw_dma_select_mode(struct vmw_private *dev_priv)
{
const struct dma_map_ops *dma_ops = get_dma_ops(dev_priv->dev->dev);
static const char *names[vmw_dma_map_max] = {
[vmw_dma_phys] = "Using physical TTM page addresses.",
[vmw_dma_alloc_coherent] = "Using coherent TTM pages.",
[vmw_dma_map_populate] = "Keeping DMA mappings.",
[vmw_dma_map_bind] = "Giving up DMA mappings early."};
#ifdef CONFIG_X86
const struct dma_map_ops *dma_ops = get_dma_ops(dev_priv->dev->dev);
#ifdef CONFIG_INTEL_IOMMU
if (intel_iommu_enabled) {
@@ -482,7 +483,9 @@ 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;
@@ -498,6 +501,10 @@ out_fixup:
return -EINVAL;
#endif
#else /* CONFIG_X86 */
dev_priv->map_mode = vmw_dma_map_populate;
#endif /* CONFIG_X86 */
DRM_INFO("DMA map mode: %s\n", names[dev_priv->map_mode]);
return 0;