ar71xx: add 4.1 support

[openwrt/openwrt.git] / target / linux / ar71xx / patches-4.1 / 460-spi-bitbang-export-spi_bitbang_bufs.patch

diff --git a/target/linux/ar71xx/patches-4.1/460-spi-bitbang-export-spi_bitbang_bufs.patch b/target/linux/ar71xx/patches-4.1/460-spi-bitbang-export-spi_bitbang_bufs.patch
new file mode 100644 (file)
index 0000000..802034a
--- /dev/null
+++ b/target/linux/ar71xx/patches-4.1/460-spi-bitbang-export-spi_bitbang_bufs.patch
@@ -0,0 +1,28 @@
+--- a/drivers/spi/spi-bitbang.c
++++ b/drivers/spi/spi-bitbang.c
+@@ -234,13 +234,14 @@ void spi_bitbang_cleanup(struct spi_devi
+ }
+ EXPORT_SYMBOL_GPL(spi_bitbang_cleanup);
+ 
+-static int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
++int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t)
+ {
+       struct spi_bitbang_cs   *cs = spi->controller_state;
+       unsigned                nsecs = cs->nsecs;
+ 
+       return cs->txrx_bufs(spi, cs->txrx_word, nsecs, t);
+ }
++EXPORT_SYMBOL_GPL(spi_bitbang_bufs);
+ 
+ /*----------------------------------------------------------------------*/
+ 
+--- a/include/linux/spi/spi_bitbang.h
++++ b/include/linux/spi/spi_bitbang.h
+@@ -39,6 +39,7 @@ extern int spi_bitbang_setup(struct spi_
+ extern void spi_bitbang_cleanup(struct spi_device *spi);
+ extern int spi_bitbang_setup_transfer(struct spi_device *spi,
+                                     struct spi_transfer *t);
++extern int spi_bitbang_bufs(struct spi_device *spi, struct spi_transfer *t);
+ 
+ /* start or stop queue processing */
+ extern int spi_bitbang_start(struct spi_bitbang *spi);