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dt: OF_UNITTEST make dependency broken 

If CONFIG_OF_UNITTEST=y then a kernel image make will always cause .version to
be incremented, even if there are not source changes.  This is caused by
a lack of dependency tracking and checking for
drivers/of/unittest-data/testcases.dtb.o.

Signed-off-by: Frank Rowand <frank.rowand@sonymobile.com>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Frank Rowand 2015-03-13 12:21:46 -07:00 committed by Rob Herring
parent 2bb65f5648
commit f0570d91ce
3 changed files with 12 additions and 2 deletions
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5
drivers/of/Makefile
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@ -6,8 +6,7 @@ obj-$(CONFIG_OF_PROMTREE) += pdt.o
obj-$(CONFIG_OF_ADDRESS) += address.o
obj-$(CONFIG_OF_IRQ) += irq.o
obj-$(CONFIG_OF_NET) += of_net.o
obj-$(CONFIG_OF_UNITTEST) += of_unittest.o
of_unittest-objs := unittest.o unittest-data/testcases.dtb.o
obj-$(CONFIG_OF_UNITTEST) += unittest.o
obj-$(CONFIG_OF_MDIO) += of_mdio.o
obj-$(CONFIG_OF_PCI) += of_pci.o
obj-$(CONFIG_OF_PCI_IRQ) += of_pci_irq.o
@ -16,5 +15,7 @@ obj-$(CONFIG_OF_RESERVED_MEM) += of_reserved_mem.o
obj-$(CONFIG_OF_RESOLVE) += resolver.o
obj-$(CONFIG_OF_OVERLAY) += overlay.o
obj-$(CONFIG_OF_UNITTEST) += unittest-data/
CFLAGS_fdt.o = -I$(src)/../../scripts/dtc/libfdt
CFLAGS_fdt_address.o = -I$(src)/../../scripts/dtc/libfdt

2
drivers/of/unittest-data/.gitignore vendored Normal file
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@ -0,0 +1,2 @@
testcases.dtb
testcases.dtb.S

7
drivers/of/unittest-data/Makefile Normal file
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@ -0,0 +1,7 @@
obj-y += testcases.dtb.o
targets += testcases.dtb testcases.dtb.S
.SECONDARY: \
$(obj)/testcases.dtb.S \
$(obj)/testcases.dtb