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authorJosé Fonseca <[email protected]>2008-04-15 15:41:08 +0900
committerJosé Fonseca <[email protected]>2008-04-15 15:41:08 +0900
commit95aeeb6d746e57473116ef4d72c05330902f68a5 (patch)
treee51ff6826baebf02ced7f0e77f37b563964f24ab /src/gallium/auxiliary/pipebuffer/pb_buffer.h
parentd005befcb9e191ae90619fbdd3c37e262ae3b03e (diff)
gallium: Several fixes to buffer caching.
Diffstat (limited to 'src/gallium/auxiliary/pipebuffer/pb_buffer.h')
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_buffer.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer.h b/src/gallium/auxiliary/pipebuffer/pb_buffer.h
index 4b09c80b2a1..49705cb8627 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer.h
@@ -193,6 +193,17 @@ pb_reference(struct pb_buffer **dst,
/**
+ * Utility function to check whether a requested alignment is consistent with
+ * the provided alignment or not.
+ */
+static INLINE int
+pb_check_alignment(size_t requested, size_t provided)
+{
+ return requested <= provided && (provided % requested) == 0;
+}
+
+
+/**
* Malloc-based buffer to store data that can't be used by the graphics
* hardware.
*/