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-rw-r--r--payloads/libpayload/libc/getopt_long.c2
-rw-r--r--payloads/libpayload/libc/time.c2
-rw-r--r--src/arch/arm64/arch_timer.c2
-rw-r--r--src/commonlib/bsd/gcd.c4
-rw-r--r--src/commonlib/bsd/include/commonlib/bsd/gcd.h2
-rw-r--r--src/drivers/analogix/anx7625/anx7625.c2
-rw-r--r--src/northbridge/intel/ironlake/quickpath.c4
-rw-r--r--src/soc/rockchip/rk3288/clock.c2
-rw-r--r--src/soc/rockchip/rk3399/clock.c2
-rw-r--r--tests/commonlib/bsd/gcd-test.c29
10 files changed, 28 insertions, 23 deletions
diff --git a/payloads/libpayload/libc/getopt_long.c b/payloads/libpayload/libc/getopt_long.c
index 822ce96904cf..c0303cfea3f9 100644
--- a/payloads/libpayload/libc/getopt_long.c
+++ b/payloads/libpayload/libc/getopt_long.c
@@ -122,7 +122,7 @@ permute_args(int panonopt_start, int panonopt_end, int opt_end,
*/
nnonopts = panonopt_end - panonopt_start;
nopts = opt_end - panonopt_end;
- ncycle = gcd32(nnonopts, nopts);
+ ncycle = gcd(nnonopts, nopts);
cyclelen = (opt_end - panonopt_start) / ncycle;
for (i = 0; i < ncycle; i++) {
diff --git a/payloads/libpayload/libc/time.c b/payloads/libpayload/libc/time.c
index c38dbfdde8a5..28f2b3e2a959 100644
--- a/payloads/libpayload/libc/time.c
+++ b/payloads/libpayload/libc/time.c
@@ -182,7 +182,7 @@ u64 timer_us(u64 base)
"must be at least 1MHz.\n", hz);
halt();
}
- div = gcd32(hz, mult);
+ div = gcd(hz, mult);
hz /= div;
mult /= div;
}
diff --git a/src/arch/arm64/arch_timer.c b/src/arch/arm64/arch_timer.c
index 3eb5656a156e..742b82cad704 100644
--- a/src/arch/arm64/arch_timer.c
+++ b/src/arch/arm64/arch_timer.c
@@ -19,7 +19,7 @@ void timer_monotonic_get(struct mono_time *mt)
if (tfreq == 0) {
tfreq = raw_read_cntfrq_el0();
mult = USECS_PER_SEC;
- div = gcd32(tfreq, mult);
+ div = gcd(tfreq, mult);
tfreq /= div;
mult /= div;
}
diff --git a/src/commonlib/bsd/gcd.c b/src/commonlib/bsd/gcd.c
index 92b601e8d01d..fbc8103a32ee 100644
--- a/src/commonlib/bsd/gcd.c
+++ b/src/commonlib/bsd/gcd.c
@@ -4,9 +4,9 @@
#include <commonlib/bsd/helpers.h>
#include <stdint.h>
-uint32_t gcd32(uint32_t a, uint32_t b)
+uint64_t gcd(uint64_t a, uint64_t b)
{
- uint32_t c;
+ uint64_t c;
if (a == 0 || b == 0)
return MAX(a, b);
diff --git a/src/commonlib/bsd/include/commonlib/bsd/gcd.h b/src/commonlib/bsd/include/commonlib/bsd/gcd.h
index 20949ded09df..de02eb56a098 100644
--- a/src/commonlib/bsd/include/commonlib/bsd/gcd.h
+++ b/src/commonlib/bsd/include/commonlib/bsd/gcd.h
@@ -5,6 +5,6 @@
#include <stdint.h>
-uint32_t gcd32(uint32_t a, uint32_t b);
+uint64_t gcd(uint64_t a, uint64_t b);
#endif /* _COMMONLIB_BSD_GCD_H_ */
diff --git a/src/drivers/analogix/anx7625/anx7625.c b/src/drivers/analogix/anx7625/anx7625.c
index 8726ac025482..4792d07296d9 100644
--- a/src/drivers/analogix/anx7625/anx7625.c
+++ b/src/drivers/analogix/anx7625/anx7625.c
@@ -160,7 +160,7 @@ static void anx7625_reduction_of_a_fraction(u32 *_a, u32 *_b)
u32 a = *_a, b = *_b, old_a, old_b;
u32 denom = 1;
- gcd_num = gcd32(a, b);
+ gcd_num = gcd(a, b);
a /= gcd_num;
b /= gcd_num;
diff --git a/src/northbridge/intel/ironlake/quickpath.c b/src/northbridge/intel/ironlake/quickpath.c
index eb79347875c3..aac852ab11d3 100644
--- a/src/northbridge/intel/ironlake/quickpath.c
+++ b/src/northbridge/intel/ironlake/quickpath.c
@@ -19,7 +19,7 @@ static inline int div_roundup(int a, int b)
static u32 lcm(u32 a, u32 b)
{
- return (a * b) / gcd32(a, b);
+ return (a * b) / gcd(a, b);
}
struct stru1 {
@@ -49,7 +49,7 @@ compute_frequence_ratios(struct raminfo *info, u16 freq1, u16 freq2,
int freq_max_reduced;
int freq3, freq4;
- g = gcd32(freq1, freq2);
+ g = gcd(freq1, freq2);
freq1_reduced = freq1 / g;
freq2_reduced = freq2 / g;
freq_min_reduced = MIN(freq1_reduced, freq2_reduced);
diff --git a/src/soc/rockchip/rk3288/clock.c b/src/soc/rockchip/rk3288/clock.c
index d52fa2a85855..5b1350a4f6d9 100644
--- a/src/soc/rockchip/rk3288/clock.c
+++ b/src/soc/rockchip/rk3288/clock.c
@@ -453,7 +453,7 @@ void rkclk_configure_i2s(unsigned int hz)
1 << 15 | 0 << 12 | 1 << 8 | 0 << 0));
/* set frac divider */
- v = gcd32(GPLL_HZ, hz);
+ v = gcd(GPLL_HZ, hz);
n = (GPLL_HZ / v) & (0xffff);
d = (hz / v) & (0xffff);
assert(hz == GPLL_HZ / n * d);
diff --git a/src/soc/rockchip/rk3399/clock.c b/src/soc/rockchip/rk3399/clock.c
index fbff5a7cfaf3..115d289bcbbc 100644
--- a/src/soc/rockchip/rk3399/clock.c
+++ b/src/soc/rockchip/rk3399/clock.c
@@ -796,7 +796,7 @@ void rkclk_configure_i2s(unsigned int hz)
RK_CLRBITS(1 << 12 | 1 << 5 | 1 << 4 | 1 << 3));
/* set frac divider */
- v = gcd32(CPLL_HZ, hz);
+ v = gcd(CPLL_HZ, hz);
n = (CPLL_HZ / v) & (0xffff);
d = (hz / v) & (0xffff);
assert(hz == (u64)CPLL_HZ * d / n);
diff --git a/tests/commonlib/bsd/gcd-test.c b/tests/commonlib/bsd/gcd-test.c
index 13fad86ec405..852a3fd93d8f 100644
--- a/tests/commonlib/bsd/gcd-test.c
+++ b/tests/commonlib/bsd/gcd-test.c
@@ -3,24 +3,29 @@
#include <commonlib/bsd/gcd.h>
#include <tests/test.h>
-static void test_gcd32(void **state)
+static void test_gcd(void **state)
{
- assert_int_equal(gcd32(17, 11), 1);
- assert_int_equal(gcd32(64, 36), 4);
- assert_int_equal(gcd32(90, 123), 3);
- assert_int_equal(gcd32(65536, 339584), 128);
- assert_int_equal(gcd32(1, 1), 1);
- assert_int_equal(gcd32(1, 123), 1);
- assert_int_equal(gcd32(123, 1), 1);
- assert_int_equal(gcd32(1, UINT32_MAX), 1);
- assert_int_equal(gcd32(UINT32_MAX, 1), 1);
- assert_int_equal(gcd32(UINT32_MAX, UINT32_MAX), UINT32_MAX);
+ assert_int_equal(gcd(17, 11), 1);
+ assert_int_equal(gcd(64, 36), 4);
+ assert_int_equal(gcd(90, 123), 3);
+ assert_int_equal(gcd(65536, 339584), 128);
+ assert_int_equal(gcd(1, 1), 1);
+ assert_int_equal(gcd(1, 123), 1);
+ assert_int_equal(gcd(123, 1), 1);
+ assert_int_equal(gcd(1, UINT32_MAX), 1);
+ assert_int_equal(gcd(UINT32_MAX, 1), 1);
+ assert_int_equal(gcd(UINT32_MAX, UINT32_MAX), UINT32_MAX);
+ assert_int_equal(gcd(1, UINT64_MAX), 1);
+ assert_int_equal(gcd(UINT64_MAX, 1), 1);
+ assert_int_equal(gcd(UINT64_MAX, UINT64_MAX), UINT64_MAX);
+ assert_int_equal(gcd((uint64_t)UINT32_MAX + 1, UINT64_MAX / 2 + 1),
+ (uint64_t)UINT32_MAX + 1);
}
int main(void)
{
const struct CMUnitTest tests[] = {
- cmocka_unit_test(test_gcd32),
+ cmocka_unit_test(test_gcd),
};
return cb_run_group_tests(tests, NULL, NULL);