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path: root/patches/collateral-evolutions/drm/03-swiotlb/drivers_gpu_drm_i915_i915_gem.patch
blob: a3f7265760257225f5f686a820080ef5b460250e (plain)
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diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0022afd..2616dae 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1809,6 +1809,7 @@ i915_gem_object_get_pages_gtt(struct drm
 			gfp |= __GFP_NORETRY | __GFP_NOWARN | __GFP_NO_KSWAPD;
 			gfp &= ~(__GFP_IO | __GFP_WAIT);
 		}
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 #ifdef CONFIG_SWIOTLB
 		if (swiotlb_nr_tbl()) {
 			st->nents++;
@@ -1817,6 +1818,7 @@ i915_gem_object_get_pages_gtt(struct drm
 			continue;
 		}
 #endif
+#endif
 		if (!i || page_to_pfn(page) != last_pfn + 1) {
 			if (i)
 				sg = sg_next(sg);
@@ -1827,9 +1829,11 @@ i915_gem_object_get_pages_gtt(struct drm
 		}
 		last_pfn = page_to_pfn(page);
 	}
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 #ifdef CONFIG_SWIOTLB
 	if (!swiotlb_nr_tbl())
 #endif
+#endif
 		sg_mark_end(sg);
 	obj->pages = st;