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authorAlexandre Bounine <alexandre.bounine@idt.com>2010-05-26 14:44:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 09:12:51 -0700
commit011507e49a696462c30914e2eeebcdda33ed30f8 (patch)
tree1ff5788a7e1dd7d17bba024e0eae896db4b07397
parent68b04cd38af42dbe4ee28e189633c3c50beb8873 (diff)
downloadlinux-011507e49a696462c30914e2eeebcdda33ed30f8.tar.bz2
rapidio: add debug configuration option
Add debug configuration option for RapidIO subsystem. Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Li Yang <leoli@freescale.com> Cc: Kumar Gala <galak@kernel.crashing.org> Cc: Thomas Moll <thomas.moll@sysgo.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/rapidio/Kconfig11
-rw-r--r--drivers/rapidio/Makefile4
-rw-r--r--drivers/rapidio/switches/Makefile4
3 files changed, 19 insertions, 0 deletions
diff --git a/drivers/rapidio/Kconfig b/drivers/rapidio/Kconfig
index bcb5c2063370..070211a5955c 100644
--- a/drivers/rapidio/Kconfig
+++ b/drivers/rapidio/Kconfig
@@ -21,3 +21,14 @@ config RAPIDIO_ENABLE_RX_TX_PORTS
than Maintenance transfers.
source "drivers/rapidio/switches/Kconfig"
+
+config RAPIDIO_DEBUG
+ bool "RapidIO subsystem debug messages"
+ depends on RAPIDIO
+ help
+ Say Y here if you want the RapidIO subsystem to produce a bunch of
+ debug messages to the system log. Select this if you are having a
+ problem with the RapidIO subsystem and want to see more of what is
+ going on.
+
+ If you are unsure about this, say N here.
diff --git a/drivers/rapidio/Makefile b/drivers/rapidio/Makefile
index 7c0e1818de51..b6139fe187bf 100644
--- a/drivers/rapidio/Makefile
+++ b/drivers/rapidio/Makefile
@@ -4,3 +4,7 @@
obj-y += rio.o rio-access.o rio-driver.o rio-scan.o rio-sysfs.o
obj-$(CONFIG_RAPIDIO) += switches/
+
+ifeq ($(CONFIG_RAPIDIO_DEBUG),y)
+EXTRA_CFLAGS += -DDEBUG
+endif
diff --git a/drivers/rapidio/switches/Makefile b/drivers/rapidio/switches/Makefile
index 0fece0e6aa89..fe4adc3e8d5f 100644
--- a/drivers/rapidio/switches/Makefile
+++ b/drivers/rapidio/switches/Makefile
@@ -6,3 +6,7 @@ obj-$(CONFIG_RAPIDIO_TSI57X) += tsi57x.o
obj-$(CONFIG_RAPIDIO_CPS_XX) += idtcps.o
obj-$(CONFIG_RAPIDIO_TSI568) += tsi568.o
obj-$(CONFIG_RAPIDIO_TSI500) += tsi500.o
+
+ifeq ($(CONFIG_RAPIDIO_DEBUG),y)
+EXTRA_CFLAGS += -DDEBUG
+endif