diff options
Diffstat (limited to 'target/linux/generic/patches-3.14')
| -rw-r--r-- | target/linux/generic/patches-3.14/063-mips_decompressor_memmove.patch | 8 | ||||
| -rw-r--r-- | target/linux/generic/patches-3.14/132-mips_inline_dma_ops.patch | 19 |
2 files changed, 22 insertions, 5 deletions
diff --git a/target/linux/generic/patches-3.14/063-mips_decompressor_memmove.patch b/target/linux/generic/patches-3.14/063-mips_decompressor_memmove.patch index 501e11ab47..d215b80ab2 100644 --- a/target/linux/generic/patches-3.14/063-mips_decompressor_memmove.patch +++ b/target/linux/generic/patches-3.14/063-mips_decompressor_memmove.patch @@ -1,8 +1,6 @@ -Index: linux-3.14.16/arch/mips/boot/compressed/string.c -=================================================================== ---- linux-3.14.16.orig/arch/mips/boot/compressed/string.c 2014-08-07 16:50:59.000000000 -0700 -+++ linux-3.14.16/arch/mips/boot/compressed/string.c 2014-10-23 16:42:01.015003995 -0700 -@@ -26,3 +26,19 @@ +--- a/arch/mips/boot/compressed/string.c ++++ b/arch/mips/boot/compressed/string.c +@@ -26,3 +26,19 @@ void *memset(void *s, int c, size_t n) ss[i] = c; return s; } diff --git a/target/linux/generic/patches-3.14/132-mips_inline_dma_ops.patch b/target/linux/generic/patches-3.14/132-mips_inline_dma_ops.patch index 0259214bb3..e43de025e6 100644 --- a/target/linux/generic/patches-3.14/132-mips_inline_dma_ops.patch +++ b/target/linux/generic/patches-3.14/132-mips_inline_dma_ops.patch @@ -1,3 +1,22 @@ +From 2c58080407554e1bac8fd50d23cb02420524caed Mon Sep 17 00:00:00 2001 +From: Felix Fietkau <nbd@openwrt.org> +Date: Mon, 12 Aug 2013 12:50:22 +0200 +Subject: [PATCH] MIPS: partially inline dma ops + +Several DMA ops are no-op on many platforms, and the indirection through +the mips_dma_map_ops function table is causing the compiler to emit +unnecessary code. + +Inlining visibly improves network performance in my tests (on a 24Kc +based system), and also slightly reduces code size of a few drivers. + +Signed-off-by: Felix Fietkau <nbd@openwrt.org> +--- + arch/mips/Kconfig | 4 + + arch/mips/include/asm/dma-mapping.h | 360 +++++++++++++++++++++++++++++++++++- + arch/mips/mm/dma-default.c | 163 ++-------------- + 3 files changed, 373 insertions(+), 154 deletions(-) + --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1620,6 +1620,9 @@ config SYS_HAS_CPU_XLR |