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authorRalf Baechle <ralf@linux-mips.org>2009-01-28 17:48:40 +0000
committerRalf Baechle <ralf@linux-mips.org>2009-01-30 21:32:58 +0000
commit634286f127bef8799cd04799d3e1d5471e8fd91c (patch)
tree450b6e880c991b9decb08c0e424ad2bf784b6ac4
parent732f0462d59721764843783d790a613613287b33 (diff)
MIPS: IP27: Switch from DMA_IP27 to DMA_COHERENT
The special IP27 DMA code selected by DMA_IP27 has been removed a while ago turning DMA_IP27 into almost a nop. Also fixup the broken logic of its last users memcpy.S and memcpy-inatomic.s. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/Kconfig5
-rw-r--r--arch/mips/configs/ip27_defconfig2
-rw-r--r--arch/mips/lib/memcpy-inatomic.S2
-rw-r--r--arch/mips/lib/memcpy.S2
4 files changed, 4 insertions, 7 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 52c80c2a57f..71e8ebd8ed0 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -351,7 +351,7 @@ config SGI_IP27
select ARC64
select BOOT_ELF64
select DEFAULT_SGI_PARTITION
- select DMA_IP27
+ select DMA_COHERENT
select SYS_HAS_EARLY_PRINTK
select HW_HAS_PCI
select NR_CPUS_DEFAULT_64
@@ -761,9 +761,6 @@ config CFE
config DMA_COHERENT
bool
-config DMA_IP27
- bool
-
config DMA_NONCOHERENT
bool
select DMA_NEED_PCI_MAP_STATE
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index 34ea319be94..f2baea3039b 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -53,7 +53,7 @@ CONFIG_GENERIC_TIME=y
CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
CONFIG_ARC=y
-CONFIG_DMA_IP27=y
+CONFIG_DMA_COHERENT=y
CONFIG_EARLY_PRINTK=y
CONFIG_SYS_HAS_EARLY_PRINTK=y
# CONFIG_NO_IOPORT is not set
diff --git a/arch/mips/lib/memcpy-inatomic.S b/arch/mips/lib/memcpy-inatomic.S
index 736d0fb56a9..68853a038d3 100644
--- a/arch/mips/lib/memcpy-inatomic.S
+++ b/arch/mips/lib/memcpy-inatomic.S
@@ -21,7 +21,7 @@
* end of memory on some systems. It's also a seriously bad idea on non
* dma-coherent systems.
*/
-#if !defined(CONFIG_DMA_COHERENT) || !defined(CONFIG_DMA_IP27)
+#ifdef CONFIG_DMA_NONCOHERENT
#undef CONFIG_CPU_HAS_PREFETCH
#endif
#ifdef CONFIG_MIPS_MALTA
diff --git a/arch/mips/lib/memcpy.S b/arch/mips/lib/memcpy.S
index c06cccf60be..56a1f85a1ce 100644
--- a/arch/mips/lib/memcpy.S
+++ b/arch/mips/lib/memcpy.S
@@ -21,7 +21,7 @@
* end of memory on some systems. It's also a seriously bad idea on non
* dma-coherent systems.
*/
-#if !defined(CONFIG_DMA_COHERENT) || !defined(CONFIG_DMA_IP27)
+#ifdef CONFIG_DMA_NONCOHERENT
#undef CONFIG_CPU_HAS_PREFETCH
#endif
#ifdef CONFIG_MIPS_MALTA