[PATCH] mips: fix coherency configuration
Fix the MIPS coherency configuration such that we always keep the mapping
state in <asm/pci.h> when we need to on non-coherent platforms.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d892a23..60ba382 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -951,13 +951,21 @@
depends on SNI_RM200_PCI || SGI_IP32 || SGI_IP27 || SGI_IP22 || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61
default y
-config DMA_COHERENT
+config DMA_COHERENT
bool
-config DMA_IP27
+config DMA_IP27
bool
-config DMA_NONCOHERENT
+config DMA_IP32
+ bool
+ select DMA_NEED_PCI_MAP_STATE
+
+config DMA_NONCOHERENT
+ bool
+ select DMA_NEED_PCI_MAP_STATE
+
+config DMA_NEED_PCI_MAP_STATE
bool
config EARLY_PRINTK
diff --git a/arch/mips/configs/atlas_defconfig b/arch/mips/configs/atlas_defconfig
index 4084ca3..3120a02 100644
--- a/arch/mips/configs/atlas_defconfig
+++ b/arch/mips/configs/atlas_defconfig
@@ -88,6 +88,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_MIPS_BONITO64=y
CONFIG_MIPS_MSC=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
diff --git a/arch/mips/configs/capcella_defconfig b/arch/mips/configs/capcella_defconfig
index 9abdcbc..158e716 100644
--- a/arch/mips/configs/capcella_defconfig
+++ b/arch/mips/configs/capcella_defconfig
@@ -97,6 +97,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/cobalt_defconfig b/arch/mips/configs/cobalt_defconfig
index ddcfcfb..4302c6f 100644
--- a/arch/mips/configs/cobalt_defconfig
+++ b/arch/mips/configs/cobalt_defconfig
@@ -82,6 +82,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_I8259=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
diff --git a/arch/mips/configs/db1000_defconfig b/arch/mips/configs/db1000_defconfig
index 05905df..962fc14 100644
--- a/arch/mips/configs/db1000_defconfig
+++ b/arch/mips/configs/db1000_defconfig
@@ -104,6 +104,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/db1100_defconfig b/arch/mips/configs/db1100_defconfig
index 610ff73..6a528d4 100644
--- a/arch/mips/configs/db1100_defconfig
+++ b/arch/mips/configs/db1100_defconfig
@@ -104,6 +104,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/ddb5476_defconfig b/arch/mips/configs/ddb5476_defconfig
index 345cc8b..70addc7 100644
--- a/arch/mips/configs/ddb5476_defconfig
+++ b/arch/mips/configs/ddb5476_defconfig
@@ -82,6 +82,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_I8259=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
diff --git a/arch/mips/configs/ddb5477_defconfig b/arch/mips/configs/ddb5477_defconfig
index 4acb9e4..6029280 100644
--- a/arch/mips/configs/ddb5477_defconfig
+++ b/arch/mips/configs/ddb5477_defconfig
@@ -83,6 +83,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_I8259=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
diff --git a/arch/mips/configs/decstation_defconfig b/arch/mips/configs/decstation_defconfig
index 27b21fb..66ec1f4 100644
--- a/arch/mips/configs/decstation_defconfig
+++ b/arch/mips/configs/decstation_defconfig
@@ -88,6 +88,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_EARLY_PRINTK=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
diff --git a/arch/mips/configs/e55_defconfig b/arch/mips/configs/e55_defconfig
index 3812e5f..ba2ec01 100644
--- a/arch/mips/configs/e55_defconfig
+++ b/arch/mips/configs/e55_defconfig
@@ -96,6 +96,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/ev64120_defconfig b/arch/mips/configs/ev64120_defconfig
index 705cdbd..17e87f7 100644
--- a/arch/mips/configs/ev64120_defconfig
+++ b/arch/mips/configs/ev64120_defconfig
@@ -89,6 +89,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_MIPS_GT64120=y
# CONFIG_SYSCLK_75 is not set
diff --git a/arch/mips/configs/ev96100_defconfig b/arch/mips/configs/ev96100_defconfig
index 4c89dfe..9da4140 100644
--- a/arch/mips/configs/ev96100_defconfig
+++ b/arch/mips/configs/ev96100_defconfig
@@ -88,6 +88,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_MIPS_GT64120=y
diff --git a/arch/mips/configs/ip22_defconfig b/arch/mips/configs/ip22_defconfig
index 2990802..17fa5c4 100644
--- a/arch/mips/configs/ip22_defconfig
+++ b/arch/mips/configs/ip22_defconfig
@@ -90,6 +90,7 @@
CONFIG_HAVE_DEC_LOCK=y
CONFIG_ARC=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_SWAP_IO_SPACE=y
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig
index 2759162..b26e117 100644
--- a/arch/mips/configs/ip32_defconfig
+++ b/arch/mips/configs/ip32_defconfig
@@ -84,6 +84,7 @@
CONFIG_DMA_IP32=y
CONFIG_OWN_DMA=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_ARC32=y
CONFIG_BOOT_ELF32=y
diff --git a/arch/mips/configs/it8172_defconfig b/arch/mips/configs/it8172_defconfig
index 09c83a0..08bd3ad 100644
--- a/arch/mips/configs/it8172_defconfig
+++ b/arch/mips/configs/it8172_defconfig
@@ -90,6 +90,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_ITE_BOARD_GEN=y
CONFIG_IT8172_CIR=y
diff --git a/arch/mips/configs/ivr_defconfig b/arch/mips/configs/ivr_defconfig
index 121d0c0..583ef5c 100644
--- a/arch/mips/configs/ivr_defconfig
+++ b/arch/mips/configs/ivr_defconfig
@@ -89,6 +89,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_ITE_BOARD_GEN=y
CONFIG_IT8172_CIR=y
diff --git a/arch/mips/configs/jaguar-atx_defconfig b/arch/mips/configs/jaguar-atx_defconfig
index d4e19da..8abb5a0 100644
--- a/arch/mips/configs/jaguar-atx_defconfig
+++ b/arch/mips/configs/jaguar-atx_defconfig
@@ -81,6 +81,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_LIMITED_DMA=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
diff --git a/arch/mips/configs/jmr3927_defconfig b/arch/mips/configs/jmr3927_defconfig
index c95e52a..da5d9ee 100644
--- a/arch/mips/configs/jmr3927_defconfig
+++ b/arch/mips/configs/jmr3927_defconfig
@@ -82,6 +82,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_MIPS_TX3927=y
CONFIG_SWAP_IO_SPACE=y
diff --git a/arch/mips/configs/lasat200_defconfig b/arch/mips/configs/lasat200_defconfig
index 3b4d7e6..8d600ae 100644
--- a/arch/mips/configs/lasat200_defconfig
+++ b/arch/mips/configs/lasat200_defconfig
@@ -92,6 +92,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_MIPS_NILE4=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_MIPS_GT64120=y
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index 33e6bb6..79519ac 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -88,6 +88,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_GENERIC_ISA_DMA=y
CONFIG_I8259=y
CONFIG_MIPS_BONITO64=y
diff --git a/arch/mips/configs/mpc30x_defconfig b/arch/mips/configs/mpc30x_defconfig
index ed44a1a..0fea57e 100644
--- a/arch/mips/configs/mpc30x_defconfig
+++ b/arch/mips/configs/mpc30x_defconfig
@@ -97,6 +97,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/ocelot_3_defconfig b/arch/mips/configs/ocelot_3_defconfig
index daa5b88..b4cf97a 100644
--- a/arch/mips/configs/ocelot_3_defconfig
+++ b/arch/mips/configs/ocelot_3_defconfig
@@ -89,6 +89,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_IRQ_CPU_RM7K=y
diff --git a/arch/mips/configs/ocelot_c_defconfig b/arch/mips/configs/ocelot_c_defconfig
index bdefd4f..a38903d 100644
--- a/arch/mips/configs/ocelot_c_defconfig
+++ b/arch/mips/configs/ocelot_c_defconfig
@@ -80,6 +80,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_IRQ_MV64340=y
diff --git a/arch/mips/configs/ocelot_defconfig b/arch/mips/configs/ocelot_defconfig
index 7526b47..920d59b 100644
--- a/arch/mips/configs/ocelot_defconfig
+++ b/arch/mips/configs/ocelot_defconfig
@@ -82,6 +82,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_IRQ_CPU_RM7K=y
diff --git a/arch/mips/configs/ocelot_g_defconfig b/arch/mips/configs/ocelot_g_defconfig
index f372508..ef5ea50 100644
--- a/arch/mips/configs/ocelot_g_defconfig
+++ b/arch/mips/configs/ocelot_g_defconfig
@@ -80,6 +80,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_IRQ_CPU_RM7K=y
diff --git a/arch/mips/configs/pb1100_defconfig b/arch/mips/configs/pb1100_defconfig
index b7b9578..813e3a8 100644
--- a/arch/mips/configs/pb1100_defconfig
+++ b/arch/mips/configs/pb1100_defconfig
@@ -104,6 +104,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_SWAP_IO_SPACE=y
# CONFIG_AU1X00_USB_DEVICE is not set
diff --git a/arch/mips/configs/rm200_defconfig b/arch/mips/configs/rm200_defconfig
index 021cfe3..17d4fce 100644
--- a/arch/mips/configs/rm200_defconfig
+++ b/arch/mips/configs/rm200_defconfig
@@ -91,6 +91,7 @@
CONFIG_HAVE_DEC_LOCK=y
CONFIG_ARC=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_GENERIC_ISA_DMA=y
CONFIG_I8259=y
CONFIG_CPU_LITTLE_ENDIAN=y
diff --git a/arch/mips/configs/sead_defconfig b/arch/mips/configs/sead_defconfig
index 4d2fde8..dd07e86 100644
--- a/arch/mips/configs/sead_defconfig
+++ b/arch/mips/configs/sead_defconfig
@@ -80,6 +80,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_BOARDS_GEN=y
diff --git a/arch/mips/configs/tb0226_defconfig b/arch/mips/configs/tb0226_defconfig
index 53e3d4a..c9d3f83 100644
--- a/arch/mips/configs/tb0226_defconfig
+++ b/arch/mips/configs/tb0226_defconfig
@@ -95,6 +95,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/tb0229_defconfig b/arch/mips/configs/tb0229_defconfig
index 0fe7f50..2cb6691 100644
--- a/arch/mips/configs/tb0229_defconfig
+++ b/arch/mips/configs/tb0229_defconfig
@@ -98,6 +98,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/configs/workpad_defconfig b/arch/mips/configs/workpad_defconfig
index d793616..16e07fc 100644
--- a/arch/mips/configs/workpad_defconfig
+++ b/arch/mips/configs/workpad_defconfig
@@ -96,6 +96,7 @@
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_HAVE_DEC_LOCK=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
diff --git a/arch/mips/defconfig b/arch/mips/defconfig
index 2081583..20f84b1 100644
--- a/arch/mips/defconfig
+++ b/arch/mips/defconfig
@@ -90,6 +90,7 @@
CONFIG_HAVE_DEC_LOCK=y
CONFIG_ARC=y
CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
CONFIG_IRQ_CPU=y
CONFIG_SWAP_IO_SPACE=y
diff --git a/include/asm-mips/pci.h b/include/asm-mips/pci.h
index d70dc35..092900f 100644
--- a/include/asm-mips/pci.h
+++ b/include/asm-mips/pci.h
@@ -94,7 +94,7 @@
*/
extern unsigned int PCI_DMA_BUS_IS_PHYS;
-#ifdef CONFIG_MAPPED_DMA_IO
+#ifdef CONFIG_DMA_NEED_PCI_MAP_STATE
/* pci_unmap_{single,page} is not a nop, thus... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME;
@@ -104,7 +104,7 @@
#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL))
-#else /* CONFIG_MAPPED_DMA_IO */
+#else /* CONFIG_DMA_NEED_PCI_MAP_STATE */
/* pci_unmap_{page,single} is a nop so... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
@@ -114,7 +114,7 @@
#define pci_unmap_len(PTR, LEN_NAME) (0)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
-#endif /* CONFIG_MAPPED_DMA_IO */
+#endif /* CONFIG_DMA_NEED_PCI_MAP_STATE */
/* This is always fine. */
#define pci_dac_dma_supported(pci_dev, mask) (1)