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authorChristoph Hellwig <hch@lst.de>2018-11-15 20:05:32 +0100
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-11-23 11:45:34 +0900
commiteb01d42a77785ff96b6e66a2a2e7027fc6d78e4a (patch)
tree0f3c88c8483ddf584f07f78111c8e0709a29fbe5 /drivers
parentMIPS: remove the HT_PCI config option (diff)
downloadlinux-dev-eb01d42a77785ff96b6e66a2a2e7027fc6d78e4a.tar.xz
linux-dev-eb01d42a77785ff96b6e66a2a2e7027fc6d78e4a.zip
PCI: consolidate PCI config entry in drivers/pci
There is no good reason to duplicate the PCI menu in every architecture. Instead provide a selectable HAVE_PCI symbol that indicates availability of PCI support, and a FORCE_PCI symbol to for PCI on and the handle the rest in drivers/pci. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Palmer Dabbelt <palmer@sifive.com> Acked-by: Max Filippov <jcmvbkbc@gmail.com> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Paul Burton <paul.burton@mips.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/Kconfig4
-rw-r--r--drivers/parisc/Kconfig11
-rw-r--r--drivers/pci/Kconfig18
-rw-r--r--drivers/pci/endpoint/Kconfig2
4 files changed, 23 insertions, 12 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig
index ab4d43923c4d..059573823387 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -1,7 +1,11 @@
# SPDX-License-Identifier: GPL-2.0
menu "Device Drivers"
+# Keep I/O buses first
+
source "drivers/amba/Kconfig"
+source "drivers/pci/Kconfig"
+
source "drivers/base/Kconfig"
diff --git a/drivers/parisc/Kconfig b/drivers/parisc/Kconfig
index 5a48b5606110..5bbfea1a019c 100644
--- a/drivers/parisc/Kconfig
+++ b/drivers/parisc/Kconfig
@@ -63,17 +63,6 @@ config ISA
If you want to plug an ISA card into your EISA bus, say Y here.
Most people should say N.
-config PCI
- bool "PCI support"
- help
- All recent HP machines have PCI slots, and you should say Y here
- if you have a recent machine. If you are convinced you do not have
- PCI slots in your machine (eg a 712), then you may say "N" here.
- Beware that some GSC cards have a Dino onboard and PCI inside them,
- so it may be safest to say "Y" anyway.
-
-source "drivers/pci/Kconfig"
-
config GSC_DINO
bool "GSCtoPCI/Dino PCI support"
depends on PCI && GSC
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index 2dcc30429e8b..e11a02acce1b 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -3,6 +3,24 @@
# PCI configuration
#
+# select this to offer the PCI prompt
+config HAVE_PCI
+ bool
+
+# select this to unconditionally force on PCI support
+config FORCE_PCI
+ bool
+ select HAVE_PCI
+ select PCI
+
+menuconfig PCI
+ bool "PCI support"
+ depends on HAVE_PCI
+ help
+ This option enables support for the PCI local bus, including
+ support for PCI-X and the foundations for PCI Express support.
+ Say 'Y' here unless you know what you are doing.
+
source "drivers/pci/pcie/Kconfig"
config PCI_MSI
diff --git a/drivers/pci/endpoint/Kconfig b/drivers/pci/endpoint/Kconfig
index d1e7e4199432..17bbdc9bbde0 100644
--- a/drivers/pci/endpoint/Kconfig
+++ b/drivers/pci/endpoint/Kconfig
@@ -7,7 +7,7 @@ menu "PCI Endpoint"
config PCI_ENDPOINT
bool "PCI Endpoint Support"
- depends on HAS_DMA
+ depends on HAVE_PCI
help
Enable this configuration option to support configurable PCI
endpoint. This should be enabled if the platform has a PCI