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sys/arm: make use of the howmany() macro when available.

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We have a howmany() macro in the <sys/param.h> header that is
convenient to re-use as it makes things easier to read.
This commit is contained in:
pfg 2016-04-26 14:47:52 +00:00
parent 2a473e5a33
commit d47c7f961b
4 changed files with 4 additions and 4 deletions
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2
sys/arm/arm/pmap-v4.c
View File

@ -2285,7 +2285,7 @@ pmap_bootstrap(vm_offset_t firstaddr, struct pv_addr *l1pt)
round_page(size * L2_TABLE_SIZE_REAL) / PAGE_SIZE,
&pmap_kernel_l2ptp_kva, NULL);
size = (size + (L2_BUCKET_SIZE - 1)) / L2_BUCKET_SIZE;
size = howmany(size, L2_BUCKET_SIZE);
pmap_alloc_specials(&virtual_avail,
round_page(size * sizeof(struct l2_dtable)) / PAGE_SIZE,
&pmap_kernel_l2dtable_kva, NULL);

2
sys/arm/at91/at91_pit.c
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@ -98,7 +98,7 @@ at91_pit_delay(int us)
/* Max delay ~= 260s. @ 133Mhz */
pit_freq = at91_master_clock / PIT_PRESCALE;
cnt = ((pit_freq * us) + (mhz -1)) / mhz;
cnt = howmany(pit_freq * us, mhz);
cnt = (cnt <= 0) ? 1 : cnt;
while (cnt > 0) {

2
sys/arm/freescale/imx/imx_i2c.c
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@ -388,7 +388,7 @@ i2c_reset(device_t dev, u_char speed, u_char addr, u_char *oldadr)
*/
ipgfreq = imx_ccm_ipg_hz();
busfreq = IICBUS_GET_FREQUENCY(sc->iicbus, speed);
div = (ipgfreq + busfreq - 1) / busfreq;
div = howmany(ipgfreq, busfreq);
for (i = 0; i < nitems(clkdiv_table); i++) {
if (clkdiv_table[i].divisor >= div)
break;

2
sys/arm/nvidia/as3722_regulators.c
View File

@ -48,7 +48,7 @@ __FBSDID("$FreeBSD$");
MALLOC_DEFINE(M_AS3722_REG, "AS3722 regulator", "AS3722 power regulator");
#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
#define DIV_ROUND_UP(n,d) howmany(n, d)
enum as3722_reg_id {
AS3722_REG_ID_SD0,