[PATCH 7/8] eisa: consolidate EISA Kconfig entry in drivers/eisa

From: Christoph Hellwig
Date: Sat Oct 13 2018 - 11:10:48 EST

Let architectures opt into EISA support by selecting HAS_EISA and
handle everything else in drivers/eisa.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
arch/alpha/Kconfig | 8 +++-----
arch/arm/Kconfig | 16 +---------------
arch/mips/Kconfig | 31 +++++--------------------------
arch/powerpc/Kconfig | 3 ---
arch/x86/Kconfig | 19 +------------------
drivers/eisa/Kconfig | 21 ++++++++++++++++++++-
drivers/parisc/Kconfig | 11 +----------
7 files changed, 31 insertions(+), 78 deletions(-)

diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 73a7558c71bd..6a9be9cb74e6 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -6,6 +6,9 @@ config ALPHA
select ARCH_MIGHT_HAVE_PC_SERIO
select ARCH_NO_PREEMPT
select ARCH_USE_CMPXCHG_LOCKREF
+ select HAS_EISA if ALPHA_GENERIC || ALPHA_JENSEN || ALPHA_ALCOR || \
+ ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || \
+ ALPHA_NORITAKE || ALPHA_RAWHIDE
select HAS_PCI if !ALPHA_JENSEN
select PCI if !ALPHA_JENSEN
select HAVE_AOUT
@@ -518,11 +521,6 @@ config ALPHA_SRM

If unsure, say N.

-config EISA
- bool
- depends on ALPHA_GENERIC || ALPHA_JENSEN || ALPHA_ALCOR || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_RAWHIDE
- default y
-
config ARCH_MAY_HAVE_PC_FDC
def_bool y

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0339c074147f..1903f73d42e7 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -49,6 +49,7 @@ config ARM
select GENERIC_STRNLEN_USER
select HANDLE_DOMAIN_IRQ
select HARDIRQS_SW_RESEND
+ select HAS_EISA
select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32 && MMU
@@ -162,21 +163,6 @@ config HAVE_PROC_CPU
config NO_IOPORT_MAP
bool

-config EISA
- bool
- ---help---
- The Extended Industry Standard Architecture (EISA) bus was
- developed as an open alternative to the IBM MicroChannel bus.
-
- The EISA bus provided some of the features of the IBM MicroChannel
- bus while maintaining backward compatibility with cards made for
- the older ISA bus. The EISA bus saw limited use between 1988 and
- 1995 when it was made obsolete by the PCI bus.
-
- Say Y here if you are building a kernel for an EISA-based machine.
-
- Otherwise, say N.
-
config SBUS
bool

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 70a9e09329bb..b3e6b2adf510 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -23,6 +23,7 @@ config MIPS
select GENERIC_CPU_AUTOPROBE
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
+ select GENERIC_ISA_DMA if EISA
select GENERIC_LIB_ASHLDI3
select GENERIC_LIB_ASHRDI3
select GENERIC_LIB_CMPDI2
@@ -72,6 +73,7 @@ config MIPS
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
select IRQ_FORCED_THREADING
+ select ISA if EISA
select MODULES_USE_ELF_RELA if MODULES && 64BIT
select MODULES_USE_ELF_REL if MODULES
select PCI_DOMAINS if PCI
@@ -634,7 +636,7 @@ config SGI_IP22
select CSRC_R4K
select DEFAULT_SGI_PARTITION
select DMA_NONCOHERENT
- select HW_HAS_EISA
+ select HAS_EISA
select I8253
select I8259
select IP22_CPU_SCACHE
@@ -699,7 +701,7 @@ config SGI_IP28
select DMA_NONCOHERENT
select GENERIC_ISA_DMA_SUPPORT_BROKEN
select IRQ_MIPS_CPU
- select HW_HAS_EISA
+ select HAS_EISA
select I8253
select I8259
select SGI_HAS_I8042
@@ -843,7 +845,7 @@ config SNI_RM
select DMA_NONCOHERENT
select GENERIC_ISA_DMA
select HAVE_PCSPKR_PLATFORM
- select HW_HAS_EISA
+ select HAS_EISA
select HAS_PCI
select IRQ_MIPS_CPU
select I8253
@@ -2991,9 +2993,6 @@ config MIPS_AUTO_PFN_OFFSET

menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"

-config HW_HAS_EISA
- bool
-
config HT_PCI
bool "Support for HT-linked PCI"
default y
@@ -3027,26 +3026,6 @@ config PCI_DRIVERS_LEGACY
config ISA
bool

-config EISA
- bool "EISA support"
- depends on HW_HAS_EISA
- select ISA
- select GENERIC_ISA_DMA
- ---help---
- The Extended Industry Standard Architecture (EISA) bus was
- developed as an open alternative to the IBM MicroChannel bus.
-
- The EISA bus provided some of the features of the IBM MicroChannel
- bus while maintaining backward compatibility with cards made for
- the older ISA bus. The EISA bus saw limited use between 1988 and
- 1995 when it was made obsolete by the PCI bus.
-
- Say Y here if you are building a kernel for an EISA-based machine.
-
- Otherwise, say N.
-
-source "drivers/eisa/Kconfig"
-
config TC
bool "TURBOchannel support"
depends on MACH_DECSTATION
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b1c3a47f1f30..f0ea460653cd 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -900,9 +900,6 @@ config PPC_INDIRECT_PCI
default y if 40x || 44x
default n

-config EISA
- bool
-
config SBUS
bool

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index f731ad1a043a..6a4fb550a206 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -113,6 +113,7 @@ config X86
select GENERIC_STRNLEN_USER
select GENERIC_TIME_VSYSCALL
select HARDLOCKUP_CHECK_TIMESTAMP if X86_64
+ select HAS_EISA
select HAS_PCI
select HAVE_ACPI_APEI if ACPI
select HAVE_ACPI_APEI_NMI if ACPI
@@ -2680,24 +2681,6 @@ config ISA
(MCA) or VESA. ISA is an older system, now being displaced by PCI;
newer boards don't support it. If you have ISA, say Y, otherwise N.

-config EISA
- bool "EISA support"
- depends on ISA
- ---help---
- The Extended Industry Standard Architecture (EISA) bus was
- developed as an open alternative to the IBM MicroChannel bus.
-
- The EISA bus provided some of the features of the IBM MicroChannel
- bus while maintaining backward compatibility with cards made for
- the older ISA bus. The EISA bus saw limited use between 1988 and
- 1995 when it was made obsolete by the PCI bus.
-
- Say Y here if you are building a kernel for an EISA-based machine.
-
- Otherwise, say N.
-
-source "drivers/eisa/Kconfig"
-
config SCx200
tristate "NatSemi SCx200 support"
---help---
diff --git a/drivers/eisa/Kconfig b/drivers/eisa/Kconfig
index 2705284f6223..bd35daffee3b 100644
--- a/drivers/eisa/Kconfig
+++ b/drivers/eisa/Kconfig
@@ -1,6 +1,26 @@
#
# EISA configuration
#
+
+config HAS_EISA
+ bool
+
+menuconfig EISA
+ bool "EISA support"
+ depends on HAS_EISA
+ ---help---
+ The Extended Industry Standard Architecture (EISA) bus was
+ developed as an open alternative to the IBM MicroChannel bus.
+
+ The EISA bus provided some of the features of the IBM MicroChannel
+ bus while maintaining backward compatibility with cards made for
+ the older ISA bus. The EISA bus saw limited use between 1988 and
+ 1995 when it was made obsolete by the PCI bus.
+
+ Say Y here if you are building a kernel for an EISA-based machine.
+
+ Otherwise, say N.
+
config EISA_VLB_PRIMING
bool "Vesa Local Bus priming"
depends on X86 && EISA
@@ -53,4 +73,3 @@ config EISA_NAMES
names.

When in doubt, say Y.
-
diff --git a/drivers/parisc/Kconfig b/drivers/parisc/Kconfig
index 1a55763d1245..09c5e59f5374 100644
--- a/drivers/parisc/Kconfig
+++ b/drivers/parisc/Kconfig
@@ -2,6 +2,7 @@ menu "Bus options (PCI, PCMCIA, EISA, GSC, ISA)"

config GSC
bool "VSC/GSC/HSC bus support"
+ select HAS_EISA
default y
help
The VSC, GSC and HSC busses were used from the earliest 700-series
@@ -46,16 +47,6 @@ config GSC_WAX
used), a HIL interface chip and is also known to be used as the
GSC bridge for an X.25 GSC card.

-config EISA
- bool "EISA support"
- depends on GSC
- help
- Say Y here if you have an EISA bus in your machine. This code
- supports both the Mongoose & Wax EISA adapters. It is sadly
- incomplete and lacks support for card-to-host DMA.
-
-source "drivers/eisa/Kconfig"
-
config ISA
bool "ISA support"
depends on EISA
--
2.19.1