We don't need the pt_addr for the !dmar case, so drop the else and
move the if (dmar) condition out of the loop.
Noticed-by: Konstantin Belousov <kostik...@gmail.com>
Signed-Off-by: Daniel Vetter <daniel.vet...@ffwll.ch>
---
drivers/gpu/drm/i915/i915_gem_gtt.c | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c
b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 4fb875d..bea6187 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -98,9 +98,9 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
goto err_pt_alloc;
}
- for (i = 0; i < ppgtt->num_pd_entries; i++) {
+ if (dev_priv->mm.gtt->needs_dmar) {
+ for (i = 0; i < ppgtt->num_pd_entries; i++) {
dma_addr_t pt_addr;
- if (dev_priv->mm.gtt->needs_dmar) {
pt_addr = pci_map_page(dev->pdev, ppgtt->pt_pages[i],
0, 4096,
PCI_DMA_BIDIRECTIONAL);
@@ -112,8 +112,7 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
}
ppgtt->pt_dma_addr[i] = pt_addr;
- } else
- pt_addr = page_to_phys(ppgtt->pt_pages[i]);
+ }
}
ppgtt->scratch_page_dma_addr = dev_priv->mm.gtt->scratch_page_dma;
--
1.7.9.1
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