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Subject[PATCH] Consolidate multiple implementations of jiffies-msecs conversions.

The following patch to 2.6.5-rc2 consolidates 6 different implementations
of msecs to jiffies and 3 different implementation of jiffies to msecs.
All of them now use the generic msecs_to_jiffies() and jiffies_to_msecs()
that are added to include/linux/time.h

Thanks
Sridhar

--------------------------------------------------------------------------

diff -Nru a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
--- a/drivers/atm/fore200e.c Wed Mar 24 16:27:13 2004
+++ b/drivers/atm/fore200e.c Wed Mar 24 16:27:13 2004
@@ -86,9 +86,6 @@
#define FORE200E_NEXT_ENTRY(index, modulo) (index = ++(index) % (modulo))


-#define MSECS(ms) (((ms)*HZ/1000)+1)
-
-
extern const struct atmdev_ops fore200e_ops;
extern const struct fore200e_bus fore200e_bus[];

@@ -247,7 +244,7 @@
static void
fore200e_spin(int msecs)
{
- unsigned long timeout = jiffies + MSECS(msecs);
+ unsigned long timeout = jiffies + msecs_to_jiffies(msecs);
while (time_before(jiffies, timeout));
}

@@ -255,7 +252,7 @@
static int
fore200e_poll(struct fore200e* fore200e, volatile u32* addr, u32 val, int msecs)
{
- unsigned long timeout = jiffies + MSECS(msecs);
+ unsigned long timeout = jiffies + msecs_to_jiffies(msecs);
int ok;

mb();
@@ -279,7 +276,7 @@
static int
fore200e_io_poll(struct fore200e* fore200e, volatile u32* addr, u32 val, int msecs)
{
- unsigned long timeout = jiffies + MSECS(msecs);
+ unsigned long timeout = jiffies + msecs_to_jiffies(msecs);
int ok;

do {
@@ -2398,7 +2395,7 @@
fore200e_monitor_getc(struct fore200e* fore200e)
{
struct cp_monitor* monitor = fore200e->cp_monitor;
- unsigned long timeout = jiffies + MSECS(50);
+ unsigned long timeout = jiffies + msecs_to_jiffies(50);
int c;

while (time_before(jiffies, timeout)) {
diff -Nru a/drivers/block/carmel.c b/drivers/block/carmel.c
--- a/drivers/block/carmel.c Wed Mar 24 16:27:13 2004
+++ b/drivers/block/carmel.c Wed Mar 24 16:27:13 2004
@@ -438,11 +438,6 @@
return -EOPNOTSUPP;
}

-static inline unsigned long msecs_to_jiffies(unsigned long msecs)
-{
- return ((HZ * msecs + 999) / 1000);
-}
-
static void msleep(unsigned long msecs)
{
set_current_state(TASK_UNINTERRUPTIBLE);
diff -Nru a/drivers/block/genhd.c b/drivers/block/genhd.c
--- a/drivers/block/genhd.c Wed Mar 24 16:27:13 2004
+++ b/drivers/block/genhd.c Wed Mar 24 16:27:13 2004
@@ -357,34 +357,24 @@
return sprintf(page, "%llu\n", (unsigned long long)get_capacity(disk));
}

-static inline unsigned jiffies_to_msec(unsigned jif)
-{
-#if 1000 % HZ == 0
- return jif * (1000 / HZ);
-#elif HZ % 1000 == 0
- return jif / (HZ / 1000);
-#else
- return (jif / HZ) * 1000 + (jif % HZ) * 1000 / HZ;
-#endif
-}
static ssize_t disk_stats_read(struct gendisk * disk, char *page)
{
disk_round_stats(disk);
return sprintf(page,
- "%8u %8u %8llu %8u "
- "%8u %8u %8llu %8u "
- "%8u %8u %8u"
+ "%8u %8u %8llu %8lu "
+ "%8u %8u %8llu %8lu "
+ "%8u %8lu %8lu"
"\n",
disk_stat_read(disk, reads), disk_stat_read(disk, read_merges),
(unsigned long long)disk_stat_read(disk, read_sectors),
- jiffies_to_msec(disk_stat_read(disk, read_ticks)),
+ jiffies_to_msecs(disk_stat_read(disk, read_ticks)),
disk_stat_read(disk, writes),
disk_stat_read(disk, write_merges),
(unsigned long long)disk_stat_read(disk, write_sectors),
- jiffies_to_msec(disk_stat_read(disk, write_ticks)),
+ jiffies_to_msecs(disk_stat_read(disk, write_ticks)),
disk->in_flight,
- jiffies_to_msec(disk_stat_read(disk, io_ticks)),
- jiffies_to_msec(disk_stat_read(disk, time_in_queue)));
+ jiffies_to_msecs(disk_stat_read(disk, io_ticks)),
+ jiffies_to_msecs(disk_stat_read(disk, time_in_queue)));
}
static struct disk_attribute disk_attr_dev = {
.attr = {.name = "dev", .mode = S_IRUGO },
@@ -494,17 +484,17 @@
*/

disk_round_stats(gp);
- seq_printf(s, "%4d %4d %s %u %u %llu %u %u %u %llu %u %u %u %u\n",
+ seq_printf(s, "%4d %4d %s %u %u %llu %lu %u %u %llu %lu %u %lu %lu\n",
gp->major, n + gp->first_minor, disk_name(gp, n, buf),
disk_stat_read(gp, reads), disk_stat_read(gp, read_merges),
(unsigned long long)disk_stat_read(gp, read_sectors),
- jiffies_to_msec(disk_stat_read(gp, read_ticks)),
+ jiffies_to_msecs(disk_stat_read(gp, read_ticks)),
disk_stat_read(gp, writes), disk_stat_read(gp, write_merges),
(unsigned long long)disk_stat_read(gp, write_sectors),
- jiffies_to_msec(disk_stat_read(gp, write_ticks)),
+ jiffies_to_msecs(disk_stat_read(gp, write_ticks)),
gp->in_flight,
- jiffies_to_msec(disk_stat_read(gp, io_ticks)),
- jiffies_to_msec(disk_stat_read(gp, time_in_queue)));
+ jiffies_to_msecs(disk_stat_read(gp, io_ticks)),
+ jiffies_to_msecs(disk_stat_read(gp, time_in_queue)));

/* now show all non-0 size partitions of it */
for (n = 0; n < gp->minors - 1; n++) {
diff -Nru a/drivers/char/watchdog/shwdt.c b/drivers/char/watchdog/shwdt.c
--- a/drivers/char/watchdog/shwdt.c Wed Mar 24 16:27:13 2004
+++ b/drivers/char/watchdog/shwdt.c Wed Mar 24 16:27:13 2004
@@ -64,8 +64,7 @@
*/
static int clock_division_ratio = WTCSR_CKS_4096;

-#define msecs_to_jiffies(msecs) (jiffies + (HZ * msecs + 9999) / 10000)
-#define next_ping_period(cks) msecs_to_jiffies(cks - 4)
+#define next_ping_period(cks) (jiffies + msecs_to_jiffies(cks - 4))

static unsigned long shwdt_is_open;
static struct watchdog_info sh_wdt_info;
diff -Nru a/drivers/input/joydev.c b/drivers/input/joydev.c
--- a/drivers/input/joydev.c Wed Mar 24 16:27:13 2004
+++ b/drivers/input/joydev.c Wed Mar 24 16:27:13 2004
@@ -37,8 +37,6 @@
#define JOYDEV_MINORS 16
#define JOYDEV_BUFFER_SIZE 64

-#define MSECS(t) (1000 * ((t) / HZ) + 1000 * ((t) % HZ) / HZ)
-
struct joydev {
int exist;
int open;
@@ -117,7 +115,7 @@
return;
}

- event.time = MSECS(jiffies);
+ event.time = jiffies_to_msecs(jiffies);

list_for_each_entry(list, &joydev->list, node) {

@@ -245,7 +243,7 @@

struct js_event event;

- event.time = MSECS(jiffies);
+ event.time = jiffies_to_msecs(jiffies);

if (list->startup < joydev->nkey) {
event.type = JS_EVENT_BUTTON | JS_EVENT_INIT;
diff -Nru a/drivers/net/irda/act200l-sir.c b/drivers/net/irda/act200l-sir.c
--- a/drivers/net/irda/act200l-sir.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/act200l-sir.c Wed Mar 24 16:27:13 2004
@@ -178,7 +178,7 @@
/* Write control bytes */
sirdev_raw_write(dev, control, 3);
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(5));
+ schedule_timeout(msecs_to_jiffies(5));

/* Go back to normal mode */
sirdev_set_dtr_rts(dev, TRUE, TRUE);
diff -Nru a/drivers/net/irda/act200l.c b/drivers/net/irda/act200l.c
--- a/drivers/net/irda/act200l.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/act200l.c Wed Mar 24 16:27:13 2004
@@ -148,7 +148,7 @@
irda_task_next_state(task, IRDA_TASK_CHILD_WAIT);

/* Give reset 1 sec to finish */
- ret = MSECS_TO_JIFFIES(1000);
+ ret = msecs_to_jiffies(1000);
}
break;
case IRDA_TASK_CHILD_WAIT:
@@ -187,7 +187,7 @@
/* Write control bytes */
self->write(self->dev, control, 3);
irda_task_next_state(task, IRDA_TASK_WAIT);
- ret = MSECS_TO_JIFFIES(5);
+ ret = msecs_to_jiffies(5);
break;
case IRDA_TASK_WAIT:
/* Go back to normal mode */
@@ -237,14 +237,14 @@
self->set_dtr_rts(self->dev, TRUE, TRUE);

irda_task_next_state(task, IRDA_TASK_WAIT1);
- ret = MSECS_TO_JIFFIES(50);
+ ret = msecs_to_jiffies(50);
break;
case IRDA_TASK_WAIT1:
/* Reset the dongle : set RTS low for 25 ms */
self->set_dtr_rts(self->dev, TRUE, FALSE);

irda_task_next_state(task, IRDA_TASK_WAIT2);
- ret = MSECS_TO_JIFFIES(50);
+ ret = msecs_to_jiffies(50);
break;
case IRDA_TASK_WAIT2:
/* Clear DTR and set RTS to enter command mode */
@@ -253,7 +253,7 @@
/* Write control bytes */
self->write(self->dev, control, 9);
irda_task_next_state(task, IRDA_TASK_WAIT3);
- ret = MSECS_TO_JIFFIES(15);
+ ret = msecs_to_jiffies(15);
break;
case IRDA_TASK_WAIT3:
/* Go back to normal mode */
diff -Nru a/drivers/net/irda/actisys.c b/drivers/net/irda/actisys.c
--- a/drivers/net/irda/actisys.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/actisys.c Wed Mar 24 16:27:13 2004
@@ -238,7 +238,7 @@
self->set_dtr_rts(self->dev, TRUE, TRUE);

/* Sleep 50 ms to make sure capacitor is charged */
- ret = MSECS_TO_JIFFIES(50);
+ ret = msecs_to_jiffies(50);
irda_task_next_state(task, IRDA_TASK_WAIT);
break;
case IRDA_TASK_WAIT:
diff -Nru a/drivers/net/irda/girbil.c b/drivers/net/irda/girbil.c
--- a/drivers/net/irda/girbil.c Wed Mar 24 16:27:12 2004
+++ b/drivers/net/irda/girbil.c Wed Mar 24 16:27:12 2004
@@ -119,7 +119,7 @@
irda_task_next_state(task, IRDA_TASK_CHILD_WAIT);

/* Give reset 1 sec to finish */
- ret = MSECS_TO_JIFFIES(1000);
+ ret = msecs_to_jiffies(1000);
}
break;
case IRDA_TASK_CHILD_WAIT:
@@ -153,7 +153,7 @@
/* Write control bytes */
self->write(self->dev, control, 2);
irda_task_next_state(task, IRDA_TASK_WAIT);
- ret = MSECS_TO_JIFFIES(100);
+ ret = msecs_to_jiffies(100);
break;
case IRDA_TASK_WAIT:
/* Go back to normal mode */
@@ -194,19 +194,19 @@
self->set_dtr_rts(self->dev, TRUE, FALSE);
irda_task_next_state(task, IRDA_TASK_WAIT1);
/* Sleep at least 5 ms */
- ret = MSECS_TO_JIFFIES(20);
+ ret = msecs_to_jiffies(20);
break;
case IRDA_TASK_WAIT1:
/* Set DTR and clear RTS to enter command mode */
self->set_dtr_rts(self->dev, FALSE, TRUE);
irda_task_next_state(task, IRDA_TASK_WAIT2);
- ret = MSECS_TO_JIFFIES(20);
+ ret = msecs_to_jiffies(20);
break;
case IRDA_TASK_WAIT2:
/* Write control byte */
self->write(self->dev, &control, 1);
irda_task_next_state(task, IRDA_TASK_WAIT3);
- ret = MSECS_TO_JIFFIES(20);
+ ret = msecs_to_jiffies(20);
break;
case IRDA_TASK_WAIT3:
/* Go back to normal mode */
diff -Nru a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
--- a/drivers/net/irda/irda-usb.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/irda-usb.c Wed Mar 24 16:27:13 2004
@@ -268,7 +268,7 @@
speed_bulk_callback, self);
urb->transfer_buffer_length = USB_IRDA_HEADER;
urb->transfer_flags = URB_ASYNC_UNLINK;
- urb->timeout = MSECS_TO_JIFFIES(100);
+ urb->timeout = msecs_to_jiffies(100);

/* Irq disabled -> GFP_ATOMIC */
if ((ret = usb_submit_urb(urb, GFP_ATOMIC))) {
@@ -412,7 +412,7 @@
* This is how the dongle will detect the end of packet - Jean II */
urb->transfer_flags |= URB_ZERO_PACKET;
/* Timeout need to be shorter than NET watchdog timer */
- urb->timeout = MSECS_TO_JIFFIES(200);
+ urb->timeout = msecs_to_jiffies(200);

/* Generate min turn time. FIXME: can we do better than this? */
/* Trying to a turnaround time at this level is trying to measure
@@ -1311,7 +1311,7 @@
IU_REQ_GET_CLASS_DESC,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, intf->altsetting->desc.bInterfaceNumber, desc,
- sizeof(*desc), MSECS_TO_JIFFIES(500));
+ sizeof(*desc), msecs_to_jiffies(500));

IRDA_DEBUG(1, "%s(), ret=%d\n", __FUNCTION__, ret);
if (ret < sizeof(*desc)) {
diff -Nru a/drivers/net/irda/irport.c b/drivers/net/irda/irport.c
--- a/drivers/net/irda/irport.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/irport.c Wed Mar 24 16:27:13 2004
@@ -452,7 +452,7 @@
task->state = IRDA_TASK_WAIT;

/* Try again later */
- ret = MSECS_TO_JIFFIES(20);
+ ret = msecs_to_jiffies(20);
break;
}

@@ -474,7 +474,7 @@
irda_task_next_state(task, IRDA_TASK_CHILD_WAIT);

/* Give dongle 1 sec to finish */
- ret = MSECS_TO_JIFFIES(1000);
+ ret = msecs_to_jiffies(1000);
} else
/* Child finished immediately */
irda_task_next_state(task, IRDA_TASK_CHILD_DONE);
diff -Nru a/drivers/net/irda/irtty-sir.c b/drivers/net/irda/irtty-sir.c
--- a/drivers/net/irda/irtty-sir.c Wed Mar 24 16:27:12 2004
+++ b/drivers/net/irda/irtty-sir.c Wed Mar 24 16:27:12 2004
@@ -93,12 +93,12 @@
tty = priv->tty;
if (tty->driver->wait_until_sent) {
lock_kernel();
- tty->driver->wait_until_sent(tty, MSECS_TO_JIFFIES(100));
+ tty->driver->wait_until_sent(tty, msecs_to_jiffies(100));
unlock_kernel();
}
else {
set_task_state(current, TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(USBSERIAL_TX_DONE_DELAY));
+ schedule_timeout(msecs_to_jiffies(USBSERIAL_TX_DONE_DELAY));
}
}

diff -Nru a/drivers/net/irda/ma600-sir.c b/drivers/net/irda/ma600-sir.c
--- a/drivers/net/irda/ma600-sir.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/ma600-sir.c Wed Mar 24 16:27:13 2004
@@ -192,7 +192,7 @@

/* Wait at least 10ms: fake wait_until_sent - 10 bits at 9600 baud*/
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(15)); /* old ma600 uses 15ms */
+ schedule_timeout(msecs_to_jiffies(15)); /* old ma600 uses 15ms */

#if 1
/* read-back of the control byte. ma600 is the first dongle driver
@@ -216,7 +216,7 @@

/* Wait at least 10ms */
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(10));
+ schedule_timeout(msecs_to_jiffies(10));

/* dongle is now switched to the new speed */
dev->speed = speed;
@@ -246,12 +246,12 @@
/* Reset the dongle : set DTR low for 10 ms */
sirdev_set_dtr_rts(dev, FALSE, TRUE);
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(10));
+ schedule_timeout(msecs_to_jiffies(10));

/* Go back to normal mode */
sirdev_set_dtr_rts(dev, TRUE, TRUE);
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(10));
+ schedule_timeout(msecs_to_jiffies(10));

dev->speed = 9600; /* That's the dongle-default */

diff -Nru a/drivers/net/irda/ma600.c b/drivers/net/irda/ma600.c
--- a/drivers/net/irda/ma600.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/ma600.c Wed Mar 24 16:27:13 2004
@@ -184,7 +184,7 @@

if (self->speed_task && self->speed_task != task) {
IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__);
- return MSECS_TO_JIFFIES(10);
+ return msecs_to_jiffies(10);
} else {
self->speed_task = task;
}
@@ -202,7 +202,7 @@
irda_task_next_state(task, IRDA_TASK_CHILD_WAIT);

/* give 1 second to finish */
- ret = MSECS_TO_JIFFIES(1000);
+ ret = msecs_to_jiffies(1000);
} else {
irda_task_next_state(task, IRDA_TASK_CHILD_DONE);
}
@@ -217,7 +217,7 @@
/* Set DTR, Clear RTS */
self->set_dtr_rts(self->dev, TRUE, FALSE);

- ret = MSECS_TO_JIFFIES(1); /* Sleep 1 ms */
+ ret = msecs_to_jiffies(1); /* Sleep 1 ms */
irda_task_next_state(task, IRDA_TASK_WAIT);
break;

@@ -231,7 +231,7 @@
irda_task_next_state(task, IRDA_TASK_WAIT1);

/* Wait at least 10 ms */
- ret = MSECS_TO_JIFFIES(15);
+ ret = msecs_to_jiffies(15);
break;

case IRDA_TASK_WAIT1:
@@ -258,7 +258,7 @@
irda_task_next_state(task, IRDA_TASK_WAIT2);

/* Wait at least 10 ms */
- ret = MSECS_TO_JIFFIES(10);
+ ret = msecs_to_jiffies(10);
break;

case IRDA_TASK_WAIT2:
@@ -298,7 +298,7 @@

if (self->reset_task && self->reset_task != task) {
IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__);
- return MSECS_TO_JIFFIES(10);
+ return msecs_to_jiffies(10);
} else
self->reset_task = task;

@@ -307,13 +307,13 @@
/* Clear DTR and Set RTS */
self->set_dtr_rts(self->dev, FALSE, TRUE);
irda_task_next_state(task, IRDA_TASK_WAIT1);
- ret = MSECS_TO_JIFFIES(10); /* Sleep 10 ms */
+ ret = msecs_to_jiffies(10); /* Sleep 10 ms */
break;
case IRDA_TASK_WAIT1:
/* Set DTR and RTS */
self->set_dtr_rts(self->dev, TRUE, TRUE);
irda_task_next_state(task, IRDA_TASK_WAIT2);
- ret = MSECS_TO_JIFFIES(10); /* Sleep 10 ms */
+ ret = msecs_to_jiffies(10); /* Sleep 10 ms */
break;
case IRDA_TASK_WAIT2:
irda_task_next_state(task, IRDA_TASK_DONE);
diff -Nru a/drivers/net/irda/mcp2120.c b/drivers/net/irda/mcp2120.c
--- a/drivers/net/irda/mcp2120.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/mcp2120.c Wed Mar 24 16:27:13 2004
@@ -99,7 +99,7 @@
irda_task_next_state(task, IRDA_TASK_CHILD_WAIT);

/* Give reset 1 sec to finish */
- ret = MSECS_TO_JIFFIES(1000);
+ ret = msecs_to_jiffies(1000);
}
break;
case IRDA_TASK_CHILD_WAIT:
@@ -140,7 +140,7 @@
self->write(self->dev, control, 2);

irda_task_next_state(task, IRDA_TASK_WAIT);
- ret = MSECS_TO_JIFFIES(100);
+ ret = msecs_to_jiffies(100);
//printk("mcp2120_change_speed irda_child_done\n");
break;
case IRDA_TASK_WAIT:
@@ -189,14 +189,14 @@
/* Reset dongle by setting RTS*/
self->set_dtr_rts(self->dev, TRUE, TRUE);
irda_task_next_state(task, IRDA_TASK_WAIT1);
- ret = MSECS_TO_JIFFIES(50);
+ ret = msecs_to_jiffies(50);
break;
case IRDA_TASK_WAIT1:
//printk("mcp2120_reset irda_task_wait1\n");
/* clear RTS and wait for at least 30 ms. */
self->set_dtr_rts(self->dev, FALSE, FALSE);
irda_task_next_state(task, IRDA_TASK_WAIT2);
- ret = MSECS_TO_JIFFIES(50);
+ ret = msecs_to_jiffies(50);
break;
case IRDA_TASK_WAIT2:
//printk("mcp2120_reset irda_task_wait2\n");
diff -Nru a/drivers/net/irda/sir_dev.c b/drivers/net/irda/sir_dev.c
--- a/drivers/net/irda/sir_dev.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/sir_dev.c Wed Mar 24 16:27:13 2004
@@ -74,7 +74,7 @@
while (dev->tx_buff.len > 0) { /* wait until tx idle */
spin_unlock_irqrestore(&dev->tx_lock, flags);
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(10));
+ schedule_timeout(msecs_to_jiffies(10));
spin_lock_irqsave(&dev->tx_lock, flags);
}

diff -Nru a/drivers/net/irda/sir_kthread.c b/drivers/net/irda/sir_kthread.c
--- a/drivers/net/irda/sir_kthread.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/sir_kthread.c Wed Mar 24 16:27:13 2004
@@ -415,7 +415,7 @@
fsm->state = next_state;
} while(!delay);

- irda_queue_delayed_request(&fsm->rq, MSECS_TO_JIFFIES(delay));
+ irda_queue_delayed_request(&fsm->rq, msecs_to_jiffies(delay));
}

/* schedule some device configuration task for execution by kIrDAd
diff -Nru a/drivers/net/irda/stir4200.c b/drivers/net/irda/stir4200.c
--- a/drivers/net/irda/stir4200.c Wed Mar 24 16:27:12 2004
+++ b/drivers/net/irda/stir4200.c Wed Mar 24 16:27:13 2004
@@ -208,7 +208,7 @@
REQ_WRITE_SINGLE,
USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_DEVICE,
value, reg, NULL, 0,
- MSECS_TO_JIFFIES(CTRL_TIMEOUT));
+ msecs_to_jiffies(CTRL_TIMEOUT));
}

/* Send control message to read multiple registers */
@@ -221,7 +221,7 @@
REQ_READ_REG,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0, reg, data, count,
- MSECS_TO_JIFFIES(CTRL_TIMEOUT));
+ msecs_to_jiffies(CTRL_TIMEOUT));
}

static inline int isfir(u32 speed)
@@ -745,7 +745,7 @@

if (usb_bulk_msg(stir->usbdev, usb_sndbulkpipe(stir->usbdev, 1),
stir->io_buf, wraplen,
- NULL, MSECS_TO_JIFFIES(TRANSMIT_TIMEOUT)))
+ NULL, msecs_to_jiffies(TRANSMIT_TIMEOUT)))
stir->stats.tx_errors++;
}

diff -Nru a/drivers/net/irda/tekram-sir.c b/drivers/net/irda/tekram-sir.c
--- a/drivers/net/irda/tekram-sir.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/tekram-sir.c Wed Mar 24 16:27:13 2004
@@ -211,7 +211,7 @@

/* Should sleep 1 ms */
set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(MSECS_TO_JIFFIES(1));
+ schedule_timeout(msecs_to_jiffies(1));

/* Set DTR, Set RTS */
sirdev_set_dtr_rts(dev, TRUE, TRUE);
diff -Nru a/drivers/net/irda/tekram.c b/drivers/net/irda/tekram.c
--- a/drivers/net/irda/tekram.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/irda/tekram.c Wed Mar 24 16:27:13 2004
@@ -113,7 +113,7 @@

if (self->speed_task && self->speed_task != task) {
IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__ );
- return MSECS_TO_JIFFIES(10);
+ return msecs_to_jiffies(10);
} else
self->speed_task = task;

@@ -150,7 +150,7 @@
irda_task_next_state(task, IRDA_TASK_CHILD_WAIT);

/* Give reset 1 sec to finish */
- ret = MSECS_TO_JIFFIES(1000);
+ ret = msecs_to_jiffies(1000);
} else
irda_task_next_state(task, IRDA_TASK_CHILD_DONE);
break;
@@ -171,7 +171,7 @@
irda_task_next_state(task, IRDA_TASK_WAIT);

/* Wait at least 100 ms */
- ret = MSECS_TO_JIFFIES(150);
+ ret = msecs_to_jiffies(150);
break;
case IRDA_TASK_WAIT:
/* Set DTR, Set RTS */
@@ -214,7 +214,7 @@

if (self->reset_task && self->reset_task != task) {
IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__ );
- return MSECS_TO_JIFFIES(10);
+ return msecs_to_jiffies(10);
} else
self->reset_task = task;

@@ -227,7 +227,7 @@
irda_task_next_state(task, IRDA_TASK_WAIT1);

/* Sleep 50 ms */
- ret = MSECS_TO_JIFFIES(50);
+ ret = msecs_to_jiffies(50);
break;
case IRDA_TASK_WAIT1:
/* Clear DTR, Set RTS */
@@ -236,7 +236,7 @@
irda_task_next_state(task, IRDA_TASK_WAIT2);

/* Should sleep 1 ms */
- ret = MSECS_TO_JIFFIES(1);
+ ret = msecs_to_jiffies(1);
break;
case IRDA_TASK_WAIT2:
/* Set DTR, Set RTS */
diff -Nru a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
--- a/drivers/net/tulip/de2104x.c Wed Mar 24 16:27:13 2004
+++ b/drivers/net/tulip/de2104x.c Wed Mar 24 16:27:13 2004
@@ -357,13 +357,6 @@
static u16 t21041_csr15[] = { 0x0008, 0x0006, 0x000E, 0x0008, 0x0008, };


-static inline unsigned long
-msec_to_jiffies(unsigned long ms)
-{
- return (((ms)*HZ+999)/1000);
-}
-
-
#define dr32(reg) readl(de->regs + (reg))
#define dw32(reg,val) writel((val), de->regs + (reg))

@@ -1216,7 +1209,7 @@

/* de4x5.c delays, so we do too */
current->state = TASK_UNINTERRUPTIBLE;
- schedule_timeout(msec_to_jiffies(10));
+ schedule_timeout(msecs_to_jiffies(10));
}
}

diff -Nru a/include/linux/libata.h b/include/linux/libata.h
--- a/include/linux/libata.h Wed Mar 24 16:27:12 2004
+++ b/include/linux/libata.h Wed Mar 24 16:27:12 2004
@@ -435,11 +435,6 @@
sector_t capacity, int geom[]);


-static inline unsigned long msecs_to_jiffies(unsigned long msecs)
-{
- return ((HZ * msecs + 999) / 1000);
-}
-
static inline unsigned int ata_tag_valid(unsigned int tag)
{
return (tag < ATA_MAX_QUEUE) ? 1 : 0;
diff -Nru a/include/linux/time.h b/include/linux/time.h
--- a/include/linux/time.h Wed Mar 24 16:27:13 2004
+++ b/include/linux/time.h Wed Mar 24 16:27:13 2004
@@ -259,6 +259,28 @@
return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec);
}

+static inline unsigned long msecs_to_jiffies(unsigned long msecs)
+{
+#if 1000 % HZ == 0
+ return msecs / (1000 / HZ);
+#elif HZ % 1000 == 0
+ return msecs * (HZ / 1000);
+#else
+ return (msecs / 1000) * HZ + (msecs % 1000) * HZ / 1000;
+#endif
+}
+
+static inline unsigned long jiffies_to_msecs(unsigned long jiffs)
+{
+#if 1000 % HZ == 0
+ return jiffs * (1000 / HZ);
+#elif HZ % 1000 == 0
+ return jiffs / (HZ / 1000);
+#else
+ return (jiffs / HZ) * 1000 + (jiffs % HZ) * 1000 / HZ;
+#endif
+}
+
/* Converts Gregorian date to seconds since 1970-01-01 00:00:00.
* Assumes input in normal date format, i.e. 1980-12-31 23:59:59
* => year=1980, mon=12, day=31, hour=23, min=59, sec=59.
diff -Nru a/include/net/irda/irda.h b/include/net/irda/irda.h
--- a/include/net/irda/irda.h Wed Mar 24 16:27:13 2004
+++ b/include/net/irda/irda.h Wed Mar 24 16:27:13 2004
@@ -83,8 +83,6 @@
#define MESSAGE(args...) printk(KERN_INFO args)
#define ERROR(args...) printk(KERN_ERR args)

-#define MSECS_TO_JIFFIES(ms) (((ms)*HZ+999)/1000)
-
/*
* Magic numbers used by Linux-IrDA. Random numbers which must be unique to
* give the best protection
diff -Nru a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
--- a/include/net/sctp/sctp.h Wed Mar 24 16:27:13 2004
+++ b/include/net/sctp/sctp.h Wed Mar 24 16:27:13 2004
@@ -115,10 +115,6 @@
#define SCTP_STATIC static
#endif

-#define MSECS_TO_JIFFIES(msec) \
- (((msec / 1000) * HZ) + ((msec % 1000) * HZ) / 1000)
-#define JIFFIES_TO_MSECS(jiff) \
- (((jiff / HZ) * 1000) + ((jiff % HZ) * 1000) / HZ)

/*
* Function declarations.
diff -Nru a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c
--- a/net/irda/ircomm/ircomm_tty.c Wed Mar 24 16:27:13 2004
+++ b/net/irda/ircomm/ircomm_tty.c Wed Mar 24 16:27:13 2004
@@ -873,7 +873,7 @@
orig_jiffies = jiffies;

/* Set poll time to 200 ms */
- poll_time = IRDA_MIN(timeout, MSECS_TO_JIFFIES(200));
+ poll_time = IRDA_MIN(timeout, msecs_to_jiffies(200));

spin_lock_irqsave(&self->spinlock, flags);
while (self->tx_skb && self->tx_skb->len) {
diff -Nru a/net/irda/irlap_event.c b/net/irda/irlap_event.c
--- a/net/irda/irlap_event.c Wed Mar 24 16:27:13 2004
+++ b/net/irda/irlap_event.c Wed Mar 24 16:27:13 2004
@@ -627,7 +627,7 @@
if (irda_device_is_receiving(self->netdev) && !self->add_wait) {
IRDA_DEBUG(2, "%s(), device is slow to answer, "
"waiting some more!\n", __FUNCTION__);
- irlap_start_slot_timer(self, MSECS_TO_JIFFIES(10));
+ irlap_start_slot_timer(self, msecs_to_jiffies(10));
self->add_wait = TRUE;
return ret;
}
@@ -849,7 +849,7 @@
* 1.5 times the time taken to transmit a SNRM frame. So this time should
* between 15 msecs and 45 msecs.
*/
- irlap_start_backoff_timer(self, MSECS_TO_JIFFIES(20 +
+ irlap_start_backoff_timer(self, msecs_to_jiffies(20 +
(jiffies % 30)));
} else {
/* Always switch state before calling upper layers */
@@ -1506,7 +1506,7 @@
if (irda_device_is_receiving(self->netdev) && !self->add_wait) {
IRDA_DEBUG(1, "FINAL_TIMER_EXPIRED when receiving a "
"frame! Waiting a little bit more!\n");
- irlap_start_final_timer(self, MSECS_TO_JIFFIES(300));
+ irlap_start_final_timer(self, msecs_to_jiffies(300));

/*
* Don't allow this to happen one more time in a row,
diff -Nru a/net/sctp/associola.c b/net/sctp/associola.c
--- a/net/sctp/associola.c Wed Mar 24 16:27:12 2004
+++ b/net/sctp/associola.c Wed Mar 24 16:27:12 2004
@@ -142,9 +142,9 @@
* socket values.
*/
asoc->max_retrans = sp->assocparams.sasoc_asocmaxrxt;
- asoc->rto_initial = MSECS_TO_JIFFIES(sp->rtoinfo.srto_initial);
- asoc->rto_max = MSECS_TO_JIFFIES(sp->rtoinfo.srto_max);
- asoc->rto_min = MSECS_TO_JIFFIES(sp->rtoinfo.srto_min);
+ asoc->rto_initial = msecs_to_jiffies(sp->rtoinfo.srto_initial);
+ asoc->rto_max = msecs_to_jiffies(sp->rtoinfo.srto_max);
+ asoc->rto_min = msecs_to_jiffies(sp->rtoinfo.srto_min);

asoc->overall_error_count = 0;

@@ -170,7 +170,7 @@
asoc->max_init_attempts = sp->initmsg.sinit_max_attempts;

asoc->max_init_timeo =
- MSECS_TO_JIFFIES(sp->initmsg.sinit_max_init_timeo);
+ msecs_to_jiffies(sp->initmsg.sinit_max_init_timeo);

/* Allocate storage for the ssnmap after the inbound and outbound
* streams have been negotiated during Init.
@@ -510,7 +510,7 @@
/* Initialize the peer's heartbeat interval based on the
* sock configured value.
*/
- peer->hb_interval = MSECS_TO_JIFFIES(sp->paddrparam.spp_hbinterval);
+ peer->hb_interval = msecs_to_jiffies(sp->paddrparam.spp_hbinterval);

/* Set the path max_retrans. */
peer->max_retrans = asoc->max_retrans;
diff -Nru a/net/sctp/endpointola.c b/net/sctp/endpointola.c
--- a/net/sctp/endpointola.c Wed Mar 24 16:27:12 2004
+++ b/net/sctp/endpointola.c Wed Mar 24 16:27:12 2004
@@ -129,7 +129,7 @@
ep->timeouts[SCTP_EVENT_TIMEOUT_T1_INIT] =
SCTP_DEFAULT_TIMEOUT_T1_INIT;
ep->timeouts[SCTP_EVENT_TIMEOUT_T2_SHUTDOWN] =
- MSECS_TO_JIFFIES(sp->rtoinfo.srto_initial);
+ msecs_to_jiffies(sp->rtoinfo.srto_initial);
ep->timeouts[SCTP_EVENT_TIMEOUT_T3_RTX] = 0;
ep->timeouts[SCTP_EVENT_TIMEOUT_T4_RTO] = 0;

@@ -138,7 +138,7 @@
* recommended value of 5 times 'RTO.Max'.
*/
ep->timeouts[SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD]
- = 5 * MSECS_TO_JIFFIES(sp->rtoinfo.srto_max);
+ = 5 * msecs_to_jiffies(sp->rtoinfo.srto_max);

ep->timeouts[SCTP_EVENT_TIMEOUT_HEARTBEAT] =
SCTP_DEFAULT_TIMEOUT_HEARTBEAT;
diff -Nru a/net/sctp/socket.c b/net/sctp/socket.c
--- a/net/sctp/socket.c Wed Mar 24 16:27:13 2004
+++ b/net/sctp/socket.c Wed Mar 24 16:27:13 2004
@@ -1218,7 +1218,7 @@
}
if (sinit->sinit_max_init_timeo) {
asoc->max_init_timeo =
- MSECS_TO_JIFFIES(sinit->sinit_max_init_timeo);
+ msecs_to_jiffies(sinit->sinit_max_init_timeo);
}
}

@@ -1657,7 +1657,7 @@
if (params.spp_hbinterval) {
trans->hb_allowed = 1;
trans->hb_interval =
- MSECS_TO_JIFFIES(params.spp_hbinterval);
+ msecs_to_jiffies(params.spp_hbinterval);
} else
trans->hb_allowed = 0;
}
@@ -1830,11 +1830,11 @@
if (asoc) {
if (rtoinfo.srto_initial != 0)
asoc->rto_initial =
- MSECS_TO_JIFFIES(rtoinfo.srto_initial);
+ msecs_to_jiffies(rtoinfo.srto_initial);
if (rtoinfo.srto_max != 0)
- asoc->rto_max = MSECS_TO_JIFFIES(rtoinfo.srto_max);
+ asoc->rto_max = msecs_to_jiffies(rtoinfo.srto_max);
if (rtoinfo.srto_min != 0)
- asoc->rto_min = MSECS_TO_JIFFIES(rtoinfo.srto_min);
+ asoc->rto_min = msecs_to_jiffies(rtoinfo.srto_min);
} else {
/* If there is no association or the association-id = 0
* set the values to the endpoint.
@@ -2363,14 +2363,14 @@
sp->initmsg.sinit_num_ostreams = sctp_max_outstreams;
sp->initmsg.sinit_max_instreams = sctp_max_instreams;
sp->initmsg.sinit_max_attempts = sctp_max_retrans_init;
- sp->initmsg.sinit_max_init_timeo = JIFFIES_TO_MSECS(sctp_rto_max);
+ sp->initmsg.sinit_max_init_timeo = jiffies_to_msecs(sctp_rto_max);

/* Initialize default RTO related parameters. These parameters can
* be modified for with the SCTP_RTOINFO socket option.
*/
- sp->rtoinfo.srto_initial = JIFFIES_TO_MSECS(sctp_rto_initial);
- sp->rtoinfo.srto_max = JIFFIES_TO_MSECS(sctp_rto_max);
- sp->rtoinfo.srto_min = JIFFIES_TO_MSECS(sctp_rto_min);
+ sp->rtoinfo.srto_initial = jiffies_to_msecs(sctp_rto_initial);
+ sp->rtoinfo.srto_max = jiffies_to_msecs(sctp_rto_max);
+ sp->rtoinfo.srto_min = jiffies_to_msecs(sctp_rto_min);

/* Initialize default association related parameters. These parameters
* can be modified with the SCTP_ASSOCINFO socket option.
@@ -2380,7 +2380,7 @@
sp->assocparams.sasoc_peer_rwnd = 0;
sp->assocparams.sasoc_local_rwnd = 0;
sp->assocparams.sasoc_cookie_life =
- JIFFIES_TO_MSECS(sctp_valid_cookie_life);
+ jiffies_to_msecs(sctp_valid_cookie_life);

/* Initialize default event subscriptions. By default, all the
* options are off.
@@ -2390,7 +2390,7 @@
/* Default Peer Address Parameters. These defaults can
* be modified via SCTP_PEER_ADDR_PARAMS
*/
- sp->paddrparam.spp_hbinterval = JIFFIES_TO_MSECS(sctp_hb_interval);
+ sp->paddrparam.spp_hbinterval = jiffies_to_msecs(sctp_hb_interval);
sp->paddrparam.spp_pathmaxrxt = sctp_max_retrans_path;

/* If enabled no SCTP message fragmentation will be performed.
@@ -2540,7 +2540,7 @@
status.sstat_primary.spinfo_state = transport->active;
status.sstat_primary.spinfo_cwnd = transport->cwnd;
status.sstat_primary.spinfo_srtt = transport->srtt;
- status.sstat_primary.spinfo_rto = JIFFIES_TO_MSECS(transport->rto);
+ status.sstat_primary.spinfo_rto = jiffies_to_msecs(transport->rto);
status.sstat_primary.spinfo_mtu = transport->pmtu;

if (put_user(len, optlen)) {
@@ -2595,7 +2595,7 @@
pinfo.spinfo_state = transport->active;
pinfo.spinfo_cwnd = transport->cwnd;
pinfo.spinfo_srtt = transport->srtt;
- pinfo.spinfo_rto = JIFFIES_TO_MSECS(transport->rto);
+ pinfo.spinfo_rto = jiffies_to_msecs(transport->rto);
pinfo.spinfo_mtu = transport->pmtu;

if (put_user(len, optlen)) {
@@ -2799,7 +2799,7 @@
if (!trans->hb_allowed)
params.spp_hbinterval = 0;
else
- params.spp_hbinterval = JIFFIES_TO_MSECS(trans->hb_interval);
+ params.spp_hbinterval = jiffies_to_msecs(trans->hb_interval);

/* spp_pathmaxrxt contains the maximum number of retransmissions
* before this address shall be considered unreachable.
@@ -3156,9 +3156,9 @@

/* Values corresponding to the specific association. */
if (asoc) {
- rtoinfo.srto_initial = JIFFIES_TO_MSECS(asoc->rto_initial);
- rtoinfo.srto_max = JIFFIES_TO_MSECS(asoc->rto_max);
- rtoinfo.srto_min = JIFFIES_TO_MSECS(asoc->rto_min);
+ rtoinfo.srto_initial = jiffies_to_msecs(asoc->rto_initial);
+ rtoinfo.srto_max = jiffies_to_msecs(asoc->rto_max);
+ rtoinfo.srto_min = jiffies_to_msecs(asoc->rto_min);
} else {
/* Values corresponding to the endpoint. */
struct sctp_opt *sp = sctp_sk(sk);
-
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