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authorLinus Torvalds <torvalds@linux-foundation.org>2016-06-18 18:04:01 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2016-06-18 18:04:01 +0200
commit607117a1533d8ef41b34aa170363ae4415b3d524 (patch)
tree5799681a8626908d81d2413c305c567201b88164 /arch
parentMerge tag 'char-misc-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff)
parentisa: Dummy isa_register_driver should return error code (diff)
downloadlinux-607117a1533d8ef41b34aa170363ae4415b3d524.tar.xz
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Merge tag 'driver-core-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core fixes from Greg KH: "Here are a small number of debugfs, ISA, and one driver core fix for 4.7-rc4. All of these resolve reported issues. The ISA ones have spent the least amount of time in linux-next, sorry about that, I didn't realize they were regressions that needed to get in now (thanks to Thorsten for the prodding!) but they do all pass the 0-day bot tests. The others have been in linux-next for a while now. Full details about them are in the shortlog below" * tag 'driver-core-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: isa: Dummy isa_register_driver should return error code isa: Call isa_bus_init before dependent ISA bus drivers register watchdog: ebc-c384_wdt: Allow build for X86_64 iio: stx104: Allow build for X86_64 gpio: Allow PC/104 devices on X86_64 isa: Allow ISA-style drivers on modern systems base: make module_create_drivers_dir race-free debugfs: open_proxy_open(): avoid double fops release debugfs: full_proxy_open(): free proxy on ->open() failure kernel/kcov: unproxify debugfs file's fops
Diffstat (limited to 'arch')
-rw-r--r--arch/Kconfig3
-rw-r--r--arch/x86/Kconfig9
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index d794384a0404..e9734796531f 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -606,6 +606,9 @@ config HAVE_ARCH_HASH
file which provides platform-specific implementations of some
functions in <linux/hash.h> or fs/namei.c.
+config ISA_BUS_API
+ def_bool ISA
+
#
# ABI hall of shame
#
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 0a7b885964ba..d9a94da0c29f 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2439,6 +2439,15 @@ config PCI_CNB20LE_QUIRK
source "drivers/pci/Kconfig"
+config ISA_BUS
+ bool "ISA-style bus support on modern systems" if EXPERT
+ select ISA_BUS_API
+ help
+ Enables ISA-style drivers on modern systems. This is necessary to
+ support PC/104 devices on X86_64 platforms.
+
+ If unsure, say N.
+
# x86_64 have no ISA slots, but can have ISA-style DMA.
config ISA_DMA_API
bool "ISA-style DMA support" if (X86_64 && EXPERT)