doc: replace @return by Return:

Sphinx expects Return: and not @return to indicate a return value.

find . -name '*.c' -exec \
sed -i 's/^\(\s\)\*\(\s*\)@return\(\s\)/\1*\2Return:\3/' {} \;

find . -name '*.h' -exec \
sed -i 's/^\(\s\)\*\(\s*\)@return\(\s\)/\1*\2Return:\3/' {} \;

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/arch/mips/mach-octeon/include/mach/cvmx-helper-rgmii.h b/arch/mips/mach-octeon/include/mach/cvmx-helper-rgmii.h
index 2a206a8..8930136 100644
--- a/arch/mips/mach-octeon/include/mach/cvmx-helper-rgmii.h
+++ b/arch/mips/mach-octeon/include/mach/cvmx-helper-rgmii.h
@@ -15,7 +15,7 @@
  *
  * @param xiface Interface to probe
  *
- * @return Number of RGMII/GMII/MII ports (0-4).
+ * Return: Number of RGMII/GMII/MII ports (0-4).
  */
 int __cvmx_helper_rgmii_probe(int xiface);
 
@@ -35,7 +35,7 @@
  *
  * @param xiface PKO Interface to configure (0 or 1)
  *
- * @return Zero on success
+ * Return: Zero on success
  */
 int __cvmx_helper_rgmii_enable(int xiface);
 
@@ -48,7 +48,7 @@
  *
  * @param ipd_port IPD/PKO port to query
  *
- * @return Link state
+ * Return: Link state
  */
 cvmx_helper_link_info_t __cvmx_helper_gmii_link_get(int ipd_port);
 
@@ -61,7 +61,7 @@
  *
  * @param ipd_port IPD/PKO port to query
  *
- * @return Link state
+ * Return: Link state
  */
 cvmx_helper_link_info_t __cvmx_helper_rgmii_link_get(int ipd_port);
 
@@ -76,7 +76,7 @@
  * @param ipd_port  IPD/PKO port to configure
  * @param link_info The new link state
  *
- * @return Zero on success, negative on failure
+ * Return: Zero on success, negative on failure
  */
 int __cvmx_helper_rgmii_link_set(int ipd_port, cvmx_helper_link_info_t link_info);
 
@@ -92,7 +92,7 @@
  * @param enable_external
  *                 Non zero if you want external loopback
  *
- * @return Zero on success, negative on failure.
+ * Return: Zero on success, negative on failure.
  */
 int __cvmx_helper_rgmii_configure_loopback(int ipd_port, int enable_internal, int enable_external);