arch Kconfig: centralise CONFIG_ARCH_NO_VIRT_TO_BUS
Stephen Rothwell [Thu, 28 Feb 2013 01:05:48 +0000 (17:05 -0800)]
Change it to CONFIG_HAVE_VIRT_TO_BUS and set it in all architecures
that already provide virt_to_bus().

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: H Hartley Sweeten <hartleys@visionengravers.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Vineet Gupta <Vineet.Gupta1@synopsys.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

26 files changed:
arch/Kconfig
arch/alpha/Kconfig
arch/arm/Kconfig
arch/avr32/Kconfig
arch/blackfin/Kconfig
arch/cris/Kconfig
arch/frv/Kconfig
arch/h8300/Kconfig
arch/ia64/Kconfig
arch/m32r/Kconfig
arch/m68k/Kconfig
arch/microblaze/Kconfig
arch/mips/Kconfig
arch/mn10300/Kconfig
arch/openrisc/Kconfig
arch/parisc/Kconfig
arch/powerpc/Kconfig
arch/s390/Kconfig
arch/score/Kconfig
arch/sh/Kconfig
arch/sparc/Kconfig
arch/tile/Kconfig
arch/unicore32/Kconfig
arch/x86/Kconfig
arch/xtensa/Kconfig
mm/Kconfig

index 40e2b12..dcd91a8 100644 (file)
@@ -303,6 +303,13 @@ config ARCH_WANT_OLD_COMPAT_IPC
        select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
        bool
 
+config HAVE_VIRT_TO_BUS
+       bool
+       help
+         An architecture should select this if it implements the
+         deprecated interface virt_to_bus().  All new architectures
+         should probably not select this.
+
 config HAVE_ARCH_SECCOMP_FILTER
        bool
        help
index 1ecbf7a..5833aa4 100644 (file)
@@ -9,6 +9,7 @@ config ALPHA
        select HAVE_PERF_EVENTS
        select HAVE_DMA_ATTRS
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_PROBE
        select AUTO_IRQ_AFFINITY if SMP
        select GENERIC_IRQ_SHOW
index 6ec8eb3..0e16cca 100644 (file)
@@ -49,6 +49,7 @@ config ARM
        select HAVE_REGS_AND_STACK_ACCESS_API
        select HAVE_SYSCALL_TRACEPOINTS
        select HAVE_UID16
+       select HAVE_VIRT_TO_BUS
        select KTIME_SCALAR
        select PERF_USE_VMALLOC
        select RTC_LIB
index 2ae6591..9b89257 100644 (file)
@@ -7,6 +7,7 @@ config AVR32
        select HAVE_OPROFILE
        select HAVE_KPROBES
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_PROBE
        select GENERIC_ATOMIC64
        select HARDIRQS_SW_RESEND
index e98f324..600494c 100644 (file)
@@ -33,6 +33,7 @@ config BLACKFIN
        select ARCH_HAVE_CUSTOM_GPIO_H
        select ARCH_WANT_OPTIONAL_GPIOLIB
        select HAVE_UID16
+       select HAVE_VIRT_TO_BUS
        select ARCH_WANT_IPC_PARSE_VERSION
        select HAVE_GENERIC_HARDIRQS
        select GENERIC_ATOMIC64
index 0e5c187..bb0ac66 100644 (file)
@@ -43,6 +43,7 @@ config CRIS
        select GENERIC_ATOMIC64
        select HAVE_GENERIC_HARDIRQS
        select HAVE_UID16
+       select HAVE_VIRT_TO_BUS
        select ARCH_WANT_IPC_PARSE_VERSION
        select GENERIC_IRQ_SHOW
        select GENERIC_IOMAP
index 2d0509d..12369b1 100644 (file)
@@ -6,6 +6,7 @@ config FRV
        select HAVE_PERF_EVENTS
        select HAVE_UID16
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_SHOW
        select HAVE_DEBUG_BUGVERBOSE
        select ARCH_HAVE_NMI_SAFE_CMPXCHG
index 05b613a..ae8551e 100644 (file)
@@ -5,6 +5,7 @@ config H8300
        select HAVE_GENERIC_HARDIRQS
        select GENERIC_ATOMIC64
        select HAVE_UID16
+       select HAVE_VIRT_TO_BUS
        select ARCH_WANT_IPC_PARSE_VERSION
        select GENERIC_IRQ_SHOW
        select GENERIC_CPU_DEVICES
index c90366e..33f3fdc 100644 (file)
@@ -26,6 +26,7 @@ config IA64
        select HAVE_MEMBLOCK
        select HAVE_MEMBLOCK_NODE_MAP
        select HAVE_VIRT_CPU_ACCOUNTING
+       select HAVE_VIRT_TO_BUS
        select ARCH_DISCARD_MEMBLOCK
        select GENERIC_IRQ_PROBE
        select GENERIC_PENDING_IRQ if SMP
index f807721..9262381 100644 (file)
@@ -10,6 +10,7 @@ config M32R
        select ARCH_WANT_IPC_PARSE_VERSION
        select HAVE_DEBUG_BUGVERBOSE
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_PROBE
        select GENERIC_IRQ_SHOW
        select GENERIC_ATOMIC64
index efb1ce1..0e708c7 100644 (file)
@@ -8,6 +8,7 @@ config M68K
        select GENERIC_IRQ_SHOW
        select GENERIC_ATOMIC64
        select HAVE_UID16
+       select HAVE_VIRT_TO_BUS
        select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS
        select GENERIC_CPU_DEVICES
        select GENERIC_STRNCPY_FROM_USER if MMU
index ba3b7c8..7843d11 100644 (file)
@@ -19,6 +19,7 @@ config MICROBLAZE
        select HAVE_DEBUG_KMEMLEAK
        select IRQ_DOMAIN
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_PROBE
        select GENERIC_IRQ_SHOW
        select GENERIC_PCI_IOMAP
index 1986415..1eabe57 100644 (file)
@@ -38,6 +38,7 @@ config MIPS
        select GENERIC_CLOCKEVENTS
        select GENERIC_CMOS_UPDATE
        select HAVE_MOD_ARCH_SPECIFIC
+       select HAVE_VIRT_TO_BUS
        select MODULES_USE_ELF_REL if MODULES
        select MODULES_USE_ELF_RELA if MODULES && 64BIT
        select CLONE_BACKWARDS
index ad0caea..b06c736 100644 (file)
@@ -8,6 +8,7 @@ config MN10300
        select HAVE_ARCH_KGDB
        select GENERIC_ATOMIC64
        select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER
+       select HAVE_VIRT_TO_BUS
        select GENERIC_CLOCKEVENTS
        select MODULES_USE_ELF_RELA
        select OLD_SIGSUSPEND3
index 35a4e5f..014a648 100644 (file)
@@ -12,6 +12,7 @@ config OPENRISC
        select ARCH_WANT_OPTIONAL_GPIOLIB
         select HAVE_ARCH_TRACEHOOK
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_CHIP
        select GENERIC_IRQ_PROBE
        select GENERIC_IRQ_SHOW
index 7f9b3c5..4d5ea76 100644 (file)
@@ -19,6 +19,7 @@ config PARISC
        select GENERIC_SMP_IDLE_THREAD
        select GENERIC_STRNCPY_FROM_USER
        select HAVE_MOD_ARCH_SPECIFIC
+       select HAVE_VIRT_TO_BUS
        select MODULES_USE_ELF_RELA
        select CLONE_BACKWARDS
        select TTY # Needed for pdc_cons.c
index 5c74706..b89d7eb 100644 (file)
@@ -87,9 +87,6 @@ config GENERIC_GPIO
        help
          Generic GPIO API support
 
-config ARCH_NO_VIRT_TO_BUS
-       def_bool PPC64
-
 config PPC
        bool
        default y
@@ -101,6 +98,7 @@ config PPC
        select HAVE_FUNCTION_GRAPH_TRACER
        select SYSCTL_EXCEPTION_TRACE
        select ARCH_WANT_OPTIONAL_GPIOLIB
+       select HAVE_VIRT_TO_BUS if !PPC64
        select HAVE_IDE
        select HAVE_IOREMAP_PROT
        select HAVE_EFFICIENT_UNALIGNED_ACCESS
index f09ae7b..4b50537 100644 (file)
@@ -134,6 +134,7 @@ config S390
        select HAVE_SYSCALL_WRAPPERS
        select HAVE_UID16 if 32BIT
        select HAVE_VIRT_CPU_ACCOUNTING
+       select HAVE_VIRT_TO_BUS
        select INIT_ALL_POSSIBLE
        select KTIME_SCALAR if 32BIT
        select MODULES_USE_ELF_RELA
index 3b1482e..e569aa1 100644 (file)
@@ -12,6 +12,7 @@ config SCORE
        select GENERIC_CPU_DEVICES
        select GENERIC_CLOCKEVENTS
        select HAVE_MOD_ARCH_SPECIFIC
+       select HAVE_VIRT_TO_BUS
        select MODULES_USE_ELF_REL
        select CLONE_BACKWARDS
 
index ef6717a..5e85963 100644 (file)
@@ -148,9 +148,6 @@ config ARCH_HAS_ILOG2_U32
 config ARCH_HAS_ILOG2_U64
        def_bool n
 
-config ARCH_NO_VIRT_TO_BUS
-       def_bool y
-
 config ARCH_HAS_DEFAULT_IDLE
        def_bool y
 
index 58fb1e3..289127d 100644 (file)
@@ -146,9 +146,6 @@ config GENERIC_GPIO
        help
          Generic GPIO API support
 
-config ARCH_NO_VIRT_TO_BUS
-       def_bool y
-
 config ARCH_SUPPORTS_DEBUG_PAGEALLOC
        def_bool y if SPARC64
 
index 4ce6e4c..ff496ab 100644 (file)
@@ -17,6 +17,7 @@ config TILE
        select GENERIC_IRQ_SHOW
        select HAVE_DEBUG_BUGVERBOSE
        select HAVE_SYSCALL_WRAPPERS if TILEGX
+       select HAVE_VIRT_TO_BUS
        select SYS_HYPERVISOR
        select ARCH_HAVE_NMI_SAFE_CMPXCHG
        select GENERIC_CLOCKEVENTS
index 60651df..dc50b15 100644 (file)
@@ -9,6 +9,7 @@ config UNICORE32
        select GENERIC_ATOMIC64
        select HAVE_KERNEL_LZO
        select HAVE_KERNEL_LZMA
+       select HAVE_VIRT_TO_BUS
        select ARCH_HAVE_CUSTOM_GPIO_H
        select GENERIC_FIND_FIRST_BIT
        select GENERIC_IRQ_PROBE
index 6a93833..a4f24f5 100644 (file)
@@ -112,6 +112,7 @@ config X86
        select GENERIC_STRNLEN_USER
        select HAVE_CONTEXT_TRACKING if X86_64
        select HAVE_IRQ_TIME_ACCOUNTING
+       select HAVE_VIRT_TO_BUS
        select MODULES_USE_ELF_REL if X86_32
        select MODULES_USE_ELF_RELA if X86_64
        select CLONE_BACKWARDS if X86_32
index a5c0663..35876ff 100644 (file)
@@ -9,6 +9,7 @@ config XTENSA
        select HAVE_IDE
        select GENERIC_ATOMIC64
        select HAVE_GENERIC_HARDIRQS
+       select HAVE_VIRT_TO_BUS
        select GENERIC_IRQ_SHOW
        select GENERIC_CPU_DEVICES
        select MODULES_USE_ELF_RELA
index 2c7aea7..ae55c1e 100644 (file)
@@ -287,7 +287,7 @@ config NR_QUICK
 
 config VIRT_TO_BUS
        def_bool y
-       depends on !ARCH_NO_VIRT_TO_BUS
+       depends on HAVE_VIRT_TO_BUS
 
 config MMU_NOTIFIER
        bool