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authorDavid Woodhouse <dwmw2@tylersburg.infradead.org>2009-07-13 11:35:12 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-10-29 14:38:47 +0000
commitf5e70d0fe3ea990cfb3fc8d7f76a719adcb1e0b5 (patch)
tree1794eb51814228ff76f672a541100ad62dd791c9 /lib/raid6/Makefile
parent17d857be649a21ca90008c6dc425d849fa83db5c (diff)
downloadlinux-f5e70d0fe3ea990cfb3fc8d7f76a719adcb1e0b5.tar.gz
md: Factor out RAID6 algorithms into lib/
We'll want to use these in btrfs too. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'lib/raid6/Makefile')
-rw-r--r--lib/raid6/Makefile78
1 files changed, 78 insertions, 0 deletions
diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile
new file mode 100644
index 00000000000..b2fe4baa90e
--- /dev/null
+++ b/lib/raid6/Makefile
@@ -0,0 +1,78 @@
+obj-$(CONFIG_RAID6_PQ) += raid6_pq.o
+
+raid6_pq-y += raid6algos.o raid6recov.o raid6tables.o \
+ raid6int1.o raid6int2.o raid6int4.o \
+ raid6int8.o raid6int16.o raid6int32.o \
+ raid6altivec1.o raid6altivec2.o raid6altivec4.o \
+ raid6altivec8.o \
+ raid6mmx.o raid6sse1.o raid6sse2.o
+hostprogs-y += mktables
+
+quiet_cmd_unroll = UNROLL $@
+ cmd_unroll = $(PERL) $(srctree)/$(src)/unroll.pl $(UNROLL) \
+ < $< > $@ || ( rm -f $@ && exit 1 )
+
+ifeq ($(CONFIG_ALTIVEC),y)
+altivec_flags := -maltivec -mabi=altivec
+endif
+
+targets += raid6int1.c
+$(obj)/raid6int1.c: UNROLL := 1
+$(obj)/raid6int1.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+targets += raid6int2.c
+$(obj)/raid6int2.c: UNROLL := 2
+$(obj)/raid6int2.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+targets += raid6int4.c
+$(obj)/raid6int4.c: UNROLL := 4
+$(obj)/raid6int4.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+targets += raid6int8.c
+$(obj)/raid6int8.c: UNROLL := 8
+$(obj)/raid6int8.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+targets += raid6int16.c
+$(obj)/raid6int16.c: UNROLL := 16
+$(obj)/raid6int16.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+targets += raid6int32.c
+$(obj)/raid6int32.c: UNROLL := 32
+$(obj)/raid6int32.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+CFLAGS_raid6altivec1.o += $(altivec_flags)
+targets += raid6altivec1.c
+$(obj)/raid6altivec1.c: UNROLL := 1
+$(obj)/raid6altivec1.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+CFLAGS_raid6altivec2.o += $(altivec_flags)
+targets += raid6altivec2.c
+$(obj)/raid6altivec2.c: UNROLL := 2
+$(obj)/raid6altivec2.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+CFLAGS_raid6altivec4.o += $(altivec_flags)
+targets += raid6altivec4.c
+$(obj)/raid6altivec4.c: UNROLL := 4
+$(obj)/raid6altivec4.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+CFLAGS_raid6altivec8.o += $(altivec_flags)
+targets += raid6altivec8.c
+$(obj)/raid6altivec8.c: UNROLL := 8
+$(obj)/raid6altivec8.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+ $(call if_changed,unroll)
+
+quiet_cmd_mktable = TABLE $@
+ cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 )
+
+targets += raid6tables.c
+$(obj)/raid6tables.c: $(obj)/mktables FORCE
+ $(call if_changed,mktable)