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-rw-r--r--drivers/ide/tx4938ide.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/ide/tx4938ide.c b/drivers/ide/tx4938ide.c
index 796289cf97e0..9120063e8f87 100644
--- a/drivers/ide/tx4938ide.c
+++ b/drivers/ide/tx4938ide.c
@@ -26,12 +26,13 @@ static void tx4938ide_tune_ebusc(unsigned int ebus_ch,
26 unsigned int sp = (cr >> 4) & 3; 26 unsigned int sp = (cr >> 4) & 3;
27 unsigned int clock = gbus_clock / (4 - sp); 27 unsigned int clock = gbus_clock / (4 - sp);
28 unsigned int cycle = 1000000000 / clock; 28 unsigned int cycle = 1000000000 / clock;
29 unsigned int wt, shwt; 29 unsigned int shwt;
30 int wt;
30 31
31 /* Minimum DIOx- active time */ 32 /* Minimum DIOx- active time */
32 wt = DIV_ROUND_UP(t->act8b, cycle) - 2; 33 wt = DIV_ROUND_UP(t->act8b, cycle) - 2;
33 /* IORDY setup time: 35ns */ 34 /* IORDY setup time: 35ns */
34 wt = max(wt, DIV_ROUND_UP(35, cycle)); 35 wt = max_t(int, wt, DIV_ROUND_UP(35, cycle));
35 /* actual wait-cycle is max(wt & ~1, 1) */ 36 /* actual wait-cycle is max(wt & ~1, 1) */
36 if (wt > 2 && (wt & 1)) 37 if (wt > 2 && (wt & 1))
37 wt++; 38 wt++;