bcm63xx: add 3.9 support

[openwrt/svn-archive/archive.git] / target / linux / brcm63xx / patches-3.9 / 012-spi-bcm63xx-inline-bcm63xx_spi_check_transfer.patch

diff --git a/target/linux/brcm63xx/patches-3.9/012-spi-bcm63xx-inline-bcm63xx_spi_check_transfer.patch b/target/linux/brcm63xx/patches-3.9/012-spi-bcm63xx-inline-bcm63xx_spi_check_transfer.patch
new file mode 100644 (file)
index 0000000..f684d83
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.9/012-spi-bcm63xx-inline-bcm63xx_spi_check_transfer.patch
@@ -0,0 +1,48 @@
+From 3fffc5f76c830c375692a67948734168ee4c516a Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Mon, 11 Mar 2013 13:59:30 +0100
+Subject: [PATCH 10/12] spi/bcm63xx: inline bcm63xx_spi_check_transfer
+
+It only does one check, so just do the check directly in the caller.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ drivers/spi/spi-bcm63xx.c |   19 +++++--------------
+ 1 file changed, 5 insertions(+), 14 deletions(-)
+
+--- a/drivers/spi/spi-bcm63xx.c
++++ b/drivers/spi/spi-bcm63xx.c
+@@ -93,18 +93,6 @@ static const unsigned bcm63xx_spi_freq_t
+       {   391000, SPI_CLK_0_391MHZ }
+ };
+ 
+-static int bcm63xx_spi_check_transfer(struct spi_device *spi,
+-                                      struct spi_transfer *t)
+-{
+-      if (t->bits_per_word != 8) {
+-              dev_err(&spi->dev, "%s, unsupported bits_per_word=%d\n",
+-                      __func__, t->bits_per_word);
+-              return -EINVAL;
+-      }
+-
+-      return 0;
+-}
+-
+ static void bcm63xx_spi_setup_transfer(struct spi_device *spi,
+                                     struct spi_transfer *t)
+ {
+@@ -293,9 +281,12 @@ static int bcm63xx_spi_transfer_one(stru
+        * full-duplex transfers.
+        */
+       list_for_each_entry(t, &m->transfers, transfer_list) {
+-              status = bcm63xx_spi_check_transfer(spi, t);
+-              if (status < 0)
++              if (t->bits_per_word != 8) {
++                      dev_err(&spi->dev, "%s, unsupported bits_per_word=%d\n",
++                              __func__, t->bits_per_word);
++                      status = -EINVAL;
+                       goto exit;
++              }
+ 
+               if (!first)
+                       first = t;