[media] v1.88 DM04/QQBOX Move remote to use rc_core dvb-usb-remote

[pandora-kernel.git] / drivers / video / c2p_core.h

diff --git a/drivers/video/c2p_core.h b/drivers/video/c2p_core.h
index 3573cf7..e1035a8 100644 (file)
--- a/drivers/video/c2p_core.h
+++ b/drivers/video/c2p_core.h
@@ -95,6 +95,53 @@ static inline void transp8(u32 d[], unsigned int n, unsigned int m)
 }
 
 
+    /*
+     *  Transpose operations on 4 32-bit words
+     */
+
+static inline void transp4(u32 d[], unsigned int n, unsigned int m)
+{
+       u32 mask = get_mask(n);
+
+       switch (m) {
+       case 1:
+               /* First n x 1 block */
+               _transp(d, 0, 1, n, mask);
+               /* Second n x 1 block */
+               _transp(d, 2, 3, n, mask);
+               return;
+
+       case 2:
+               /* Single n x 2 block */
+               _transp(d, 0, 2, n, mask);
+               _transp(d, 1, 3, n, mask);
+               return;
+       }
+
+       c2p_unsupported();
+}
+
+
+    /*
+     *  Transpose operations on 4 32-bit words (reverse order)
+     */
+
+static inline void transp4x(u32 d[], unsigned int n, unsigned int m)
+{
+       u32 mask = get_mask(n);
+
+       switch (m) {
+       case 2:
+               /* Single n x 2 block */
+               _transp(d, 2, 0, n, mask);
+               _transp(d, 3, 1, n, mask);
+               return;
+       }
+
+       c2p_unsupported();
+}
+
+
     /*
      *  Compose two values, using a bitmask as decision value
      *  This is equivalent to (a & mask) | (b & ~mask)