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-rw-r--r--arch/m68k/Kconfig.bus2
-rw-r--r--arch/m68k/Kconfig.cpu8
-rw-r--r--arch/m68k/emu/nfeth.c4
3 files changed, 10 insertions, 4 deletions
diff --git a/arch/m68k/Kconfig.bus b/arch/m68k/Kconfig.bus
index f1be832e2b74..d1e93a39cd3b 100644
--- a/arch/m68k/Kconfig.bus
+++ b/arch/m68k/Kconfig.bus
@@ -63,7 +63,7 @@ source "drivers/zorro/Kconfig"
endif
-if !MMU
+if COLDFIRE
config ISA_DMA_API
def_bool !M5272
diff --git a/arch/m68k/Kconfig.cpu b/arch/m68k/Kconfig.cpu
index 694c4fca9f5d..c17205da47fe 100644
--- a/arch/m68k/Kconfig.cpu
+++ b/arch/m68k/Kconfig.cpu
@@ -25,6 +25,7 @@ config COLDFIRE
bool "Coldfire CPU family support"
select ARCH_HAVE_CUSTOM_GPIO_H
select CPU_HAS_NO_BITFIELDS
+ select CPU_HAS_NO_CAS
select CPU_HAS_NO_MULDIV64
select GENERIC_CSUM
select GPIOLIB
@@ -38,6 +39,7 @@ config M68000
bool "MC68000"
depends on !MMU
select CPU_HAS_NO_BITFIELDS
+ select CPU_HAS_NO_CAS
select CPU_HAS_NO_MULDIV64
select CPU_HAS_NO_UNALIGNED
select GENERIC_CSUM
@@ -53,6 +55,7 @@ config M68000
config MCPU32
bool
select CPU_HAS_NO_BITFIELDS
+ select CPU_HAS_NO_CAS
select CPU_HAS_NO_UNALIGNED
select CPU_NO_EFFICIENT_FFS
help
@@ -357,7 +360,7 @@ config ADVANCED
config RMW_INSNS
bool "Use read-modify-write instructions"
- depends on ADVANCED
+ depends on ADVANCED && !CPU_HAS_NO_CAS
help
This allows to use certain instructions that work with indivisible
read-modify-write bus cycles. While this is faster than the
@@ -411,6 +414,9 @@ config NODES_SHIFT
config CPU_HAS_NO_BITFIELDS
bool
+config CPU_HAS_NO_CAS
+ bool
+
config CPU_HAS_NO_MULDIV64
bool
diff --git a/arch/m68k/emu/nfeth.c b/arch/m68k/emu/nfeth.c
index d2875e32abfc..79e55421cfb1 100644
--- a/arch/m68k/emu/nfeth.c
+++ b/arch/m68k/emu/nfeth.c
@@ -254,8 +254,8 @@ static void __exit nfeth_cleanup(void)
for (i = 0; i < MAX_UNIT; i++) {
if (nfeth_dev[i]) {
- unregister_netdev(nfeth_dev[0]);
- free_netdev(nfeth_dev[0]);
+ unregister_netdev(nfeth_dev[i]);
+ free_netdev(nfeth_dev[i]);
}
}
free_irq(nfEtherIRQ, nfeth_interrupt);