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-rw-r--r--drivers/atm/horizon.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/atm/horizon.c b/drivers/atm/horizon.c
index c0ac728dc564..615412364e99 100644
--- a/drivers/atm/horizon.c
+++ b/drivers/atm/horizon.c
@@ -635,7 +635,7 @@ static int make_rate (const hrz_dev * dev, u32 c, rounding r,
// take care of rounding
switch (r) {
case round_down:
- pre = (br+(c<<div)-1)/(c<<div);
+ pre = DIV_ROUND_UP(br, c<<div);
// but p must be non-zero
if (!pre)
pre = 1;
@@ -668,7 +668,7 @@ static int make_rate (const hrz_dev * dev, u32 c, rounding r,
// take care of rounding
switch (r) {
case round_down:
- pre = (br+(c<<div)-1)/(c<<div);
+ pre = DIV_ROUND_UP(br, c<<div);
break;
case round_nearest:
pre = (br+(c<<div)/2)/(c<<div);
@@ -698,7 +698,7 @@ got_it:
if (bits)
*bits = (div<<CLOCK_SELECT_SHIFT) | (pre-1);
if (actual) {
- *actual = (br + (pre<<div) - 1) / (pre<<div);
+ *actual = DIV_ROUND_UP(br, pre<<div);
PRINTD (DBG_QOS, "actual rate: %u", *actual);
}
return 0;
@@ -1967,7 +1967,7 @@ static int __devinit hrz_init (hrz_dev * dev) {
// Set the max AAL5 cell count to be just enough to contain the
// largest AAL5 frame that the user wants to receive
wr_regw (dev, MAX_AAL5_CELL_COUNT_OFF,
- (max_rx_size + ATM_AAL5_TRAILER + ATM_CELL_PAYLOAD - 1) / ATM_CELL_PAYLOAD);
+ DIV_ROUND_UP(max_rx_size + ATM_AAL5_TRAILER, ATM_CELL_PAYLOAD));
// Enable receive
wr_regw (dev, RX_CONFIG_OFF, rd_regw (dev, RX_CONFIG_OFF) | RX_ENABLE);