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authorStefan Richter <stefanr@s5r6.in-berlin.de>2011-09-19 02:20:48 +0400
committerStefan Richter <stefanr@s5r6.in-berlin.de>2011-10-09 19:00:18 +0400
commit4ec4a67aa100268b4ac5ae32b54843d975969969 (patch)
tree0cb2413784e788939edd625c2b163c7f410f2c61 /drivers/firewire/core-transaction.c
parentb810e4ae111cb8b4c0ccbbe7ff4ea0a23c671e4f (diff)
downloadlinux-4ec4a67aa100268b4ac5ae32b54843d975969969.tar.xz
firewire: use clamp and min3 macros
Use kernel.h's convenience macros. Also omit a printk that should never happen and won't matter much if it ever happened. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers/firewire/core-transaction.c')
-rw-r--r--drivers/firewire/core-transaction.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index 334b82a3542c..855ab3f5936f 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -1046,8 +1046,8 @@ static void update_split_timeout(struct fw_card *card)
cycles = card->split_timeout_hi * 8000 + (card->split_timeout_lo >> 19);
- cycles = max(cycles, 800u); /* minimum as per the spec */
- cycles = min(cycles, 3u * 8000u); /* maximum OHCI timeout */
+ /* minimum per IEEE 1394, maximum which doesn't overflow OHCI */
+ cycles = clamp(cycles, 800u, 3u * 8000u);
card->split_timeout_cycles = cycles;
card->split_timeout_jiffies = DIV_ROUND_UP(cycles * HZ, 8000);