Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH v1 1/2] lib: Move mathematic helpers to separate folder | Date | Sat, 23 Mar 2019 20:25:30 +0300 |
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For better maintenance and expansion move the mathematic helpers to the separate folder.
No functional change intended.
Note, the int_sqrt() is not used as a part of lib, so, moved to regular obj.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- lib/Kconfig | 14 ++------------ lib/Makefile | 15 ++++++--------- lib/math/Kconfig | 11 +++++++++++ lib/math/Makefile | 5 +++++ lib/{ => math}/cordic.c | 0 lib/{ => math}/div64.c | 0 lib/{ => math}/gcd.c | 0 lib/{ => math}/int_sqrt.c | 0 lib/{ => math}/lcm.c | 0 lib/{ => math}/prime_numbers.c | 0 lib/{ => math}/rational.c | 0 lib/{ => math}/reciprocal_div.c | 0 12 files changed, 24 insertions(+), 21 deletions(-) create mode 100644 lib/math/Kconfig create mode 100644 lib/math/Makefile rename lib/{ => math}/cordic.c (100%) rename lib/{ => math}/div64.c (100%) rename lib/{ => math}/gcd.c (100%) rename lib/{ => math}/int_sqrt.c (100%) rename lib/{ => math}/lcm.c (100%) rename lib/{ => math}/prime_numbers.c (100%) rename lib/{ => math}/rational.c (100%) rename lib/{ => math}/reciprocal_div.c (100%)
diff --git a/lib/Kconfig b/lib/Kconfig index a9e56539bd11..fb453afff32e 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -29,9 +29,6 @@ config HAVE_ARCH_BITREVERSE This option enables the use of hardware bit-reversal instructions on architectures which support such operations. -config RATIONAL - bool - config GENERIC_STRNCPY_FROM_USER bool @@ -44,6 +41,8 @@ config GENERIC_NET_UTILS config GENERIC_FIND_FIRST_BIT bool +source "lib/math/Kconfig" + config NO_GENERIC_PCI_IOPORT_MAP bool @@ -514,12 +513,6 @@ config LRU_CACHE config CLZ_TAB bool -config CORDIC - tristate "CORDIC algorithm" - help - This option provides an implementation of the CORDIC algorithm; - calculations are in fixed point. Module will be called cordic. - config DDR bool "JEDEC DDR data" help @@ -607,9 +600,6 @@ config SBITMAP config PARMAN tristate "parman" if COMPILE_TEST -config PRIME_NUMBERS - tristate - config STRING_SELFTEST tristate "Test string functions" diff --git a/lib/Makefile b/lib/Makefile index 3b08673e8881..4eeb814eee2e 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -19,7 +19,7 @@ KCOV_INSTRUMENT_dynamic_debug.o := n lib-y := ctype.o string.o vsprintf.o cmdline.o \ rbtree.o radix-tree.o timerqueue.o xarray.o \ - idr.o int_sqrt.o extable.o \ + idr.o extable.o \ sha1.o chacha.o irq_regs.o argv_split.o \ flex_proportions.o ratelimit.o show_mem.o \ is_single_threaded.o plist.o decompress.o kobject_uevent.o \ @@ -33,11 +33,11 @@ lib-$(CONFIG_SMP) += cpumask.o lib-y += kobject.o klist.o obj-y += lockref.o -obj-y += bcd.o div64.o sort.o parser.o debug_locks.o random32.o \ +obj-y += bcd.o sort.o parser.o debug_locks.o random32.o \ bust_spinlocks.o kasprintf.o bitmap.o scatterlist.o \ - gcd.o lcm.o list_sort.o uuid.o iov_iter.o clz_ctz.o \ + list_sort.o uuid.o iov_iter.o clz_ctz.o \ bsearch.o find_bit.o llist.o memweight.o kfifo.o \ - percpu-refcount.o rhashtable.o reciprocal_div.o \ + percpu-refcount.o rhashtable.o \ once.o refcount.o usercopy.o errseq.o bucket_locks.o \ generic-radix-tree.o obj-$(CONFIG_STRING_SELFTEST) += test_string.o @@ -90,6 +90,8 @@ endif obj-$(CONFIG_DEBUG_INFO_REDUCED) += debug_info.o CFLAGS_debug_info.o += $(call cc-option, -femit-struct-debug-detailed=any) +obj-y += math/ + obj-$(CONFIG_GENERIC_IOMAP) += iomap.o obj-$(CONFIG_GENERIC_PCI_IOMAP) += pci_iomap.o obj-$(CONFIG_HAS_IOMEM) += iomap_copy.o devres.o @@ -108,7 +110,6 @@ obj-$(CONFIG_DEBUG_LIST) += list_debug.o obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o obj-$(CONFIG_BITREVERSE) += bitrev.o -obj-$(CONFIG_RATIONAL) += rational.o obj-$(CONFIG_CRC_CCITT) += crc-ccitt.o obj-$(CONFIG_CRC16) += crc16.o obj-$(CONFIG_CRC_T10DIF)+= crc-t10dif.o @@ -182,8 +183,6 @@ obj-$(CONFIG_ATOMIC64_SELFTEST) += atomic64_test.o obj-$(CONFIG_CPU_RMAP) += cpu_rmap.o -obj-$(CONFIG_CORDIC) += cordic.o - obj-$(CONFIG_DQL) += dynamic_queue_limits.o obj-$(CONFIG_GLOB) += glob.o @@ -225,8 +224,6 @@ obj-$(CONFIG_ASN1) += asn1_decoder.o obj-$(CONFIG_FONT_SUPPORT) += fonts/ -obj-$(CONFIG_PRIME_NUMBERS) += prime_numbers.o - hostprogs-y := gen_crc32table hostprogs-y += gen_crc64table clean-files := crc32table.h diff --git a/lib/math/Kconfig b/lib/math/Kconfig new file mode 100644 index 000000000000..73bdf37178d1 --- /dev/null +++ b/lib/math/Kconfig @@ -0,0 +1,11 @@ +config CORDIC + tristate "CORDIC algorithm" + help + This option provides an implementation of the CORDIC algorithm; + calculations are in fixed point. Module will be called cordic. + +config PRIME_NUMBERS + tristate + +config RATIONAL + bool diff --git a/lib/math/Makefile b/lib/math/Makefile new file mode 100644 index 000000000000..b75878420da6 --- /dev/null +++ b/lib/math/Makefile @@ -0,0 +1,5 @@ +obj-y += div64.o gcd.o lcm.o int_sqrt.o reciprocal_div.o + +obj-$(CONFIG_CORDIC) += cordic.o +obj-$(CONFIG_PRIME_NUMBERS) += prime_numbers.o +obj-$(CONFIG_RATIONAL) += rational.o diff --git a/lib/cordic.c b/lib/math/cordic.c similarity index 100% rename from lib/cordic.c rename to lib/math/cordic.c diff --git a/lib/div64.c b/lib/math/div64.c similarity index 100% rename from lib/div64.c rename to lib/math/div64.c diff --git a/lib/gcd.c b/lib/math/gcd.c similarity index 100% rename from lib/gcd.c rename to lib/math/gcd.c diff --git a/lib/int_sqrt.c b/lib/math/int_sqrt.c similarity index 100% rename from lib/int_sqrt.c rename to lib/math/int_sqrt.c diff --git a/lib/lcm.c b/lib/math/lcm.c similarity index 100% rename from lib/lcm.c rename to lib/math/lcm.c diff --git a/lib/prime_numbers.c b/lib/math/prime_numbers.c similarity index 100% rename from lib/prime_numbers.c rename to lib/math/prime_numbers.c diff --git a/lib/rational.c b/lib/math/rational.c similarity index 100% rename from lib/rational.c rename to lib/math/rational.c diff --git a/lib/reciprocal_div.c b/lib/math/reciprocal_div.c similarity index 100% rename from lib/reciprocal_div.c rename to lib/math/reciprocal_div.c -- 2.20.1
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