[PATCH] hpet: simplify initialization message

When booting, display the timer frequency in Hertz instead of as tick length
in nanoseconds.  Apart from saving a local variable, this makes the message
more easily comprehensible.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Cc: Bob Picco <bob.picco@hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index cf32562..0159c46 100644 (file)
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -798,7 +798,7 @@ int hpet_alloc(struct hpet_data *hdp)
        size_t siz;
        struct hpet __iomem *hpet;
        static struct hpets *last = (struct hpets *)0;
-       unsigned long ns, period;
+       unsigned long period;
        unsigned long long temp;
 
        /*
@@ -863,10 +863,9 @@ int hpet_alloc(struct hpet_data *hdp)
                printk("%s %d", i > 0 ? "," : "", hdp->hd_irq[i]);
        printk("\n");
 
-       ns = period / 1000000;  /* convert to nanoseconds, 10^-9 */
-       printk(KERN_INFO "hpet%d: %ldns tick, %d %d-bit timers\n",
-               hpetp->hp_which, ns, hpetp->hp_ntimer,
-               cap & HPET_COUNTER_SIZE_MASK ? 64 : 32);
+       printk(KERN_INFO "hpet%u: %u %d-bit timers, %Lu Hz\n",
+              hpetp->hp_which, hpetp->hp_ntimer,
+              cap & HPET_COUNTER_SIZE_MASK ? 64 : 32, hpetp->hp_tick_freq);
 
        mcfg = readq(&hpet->hpet_config);
        if ((mcfg & HPET_ENABLE_CNF_MASK) == 0) {