From c957af0a0f6a2c45b9b3c84f45f4a3aa44d293c6 Mon Sep 17 00:00:00 2001 From: Zoltan Herpai Date: Wed, 5 Feb 2014 08:42:28 +0000 Subject: sunxi: initial 3.13 support Signed-off-by: Zoltan HERPAI SVN-Revision: 39471 --- .../patches-3.13/101-fix-off-by-one-masks.patch | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 target/linux/sunxi/patches-3.13/101-fix-off-by-one-masks.patch (limited to 'target/linux/sunxi/patches-3.13/101-fix-off-by-one-masks.patch') diff --git a/target/linux/sunxi/patches-3.13/101-fix-off-by-one-masks.patch b/target/linux/sunxi/patches-3.13/101-fix-off-by-one-masks.patch new file mode 100644 index 0000000..4f04d54 --- /dev/null +++ b/target/linux/sunxi/patches-3.13/101-fix-off-by-one-masks.patch @@ -0,0 +1,34 @@ +From b3cb099f8b0cbe56fcfbb4fb9c7cce48afff41f0 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Emilio=20L=C3=B3pez?= +Date: Fri, 20 Sep 2013 22:03:10 -0300 +Subject: [PATCH] clk: sunxi: factors: fix off-by-one masks +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The previous code would generate one bit too long masks, and was +needlessly complicated. This patch replaces it by simpler code that can +generate the masks correctly. + +Signed-off-by: Emilio López +Signed-off-by: Maxime Ripard +--- + drivers/clk/sunxi/clk-factors.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/clk/sunxi/clk-factors.c b/drivers/clk/sunxi/clk-factors.c +index 88523f9..5687ac9 100644 +--- a/drivers/clk/sunxi/clk-factors.c ++++ b/drivers/clk/sunxi/clk-factors.c +@@ -40,7 +40,7 @@ struct clk_factors { + + #define to_clk_factors(_hw) container_of(_hw, struct clk_factors, hw) + +-#define SETMASK(len, pos) (((-1U) >> (31-len)) << (pos)) ++#define SETMASK(len, pos) (((1U << (len)) - 1) << (pos)) + #define CLRMASK(len, pos) (~(SETMASK(len, pos))) + #define FACTOR_GET(bit, len, reg) (((reg) & SETMASK(len, bit)) >> (bit)) + +-- +1.8.5.1 + -- cgit v1.1