2004-10-30 22:52:51

by maximilian attems

[permalink] [raw]
Subject: [patch 1/8] net/xirc2ps_cs: replace Wait() with msleep()




Any comments would be appreciated.

Description: Use msleep() instead of Wait() to guarantee the task delays
as expected. Remove definition of Wait().

Signed-off-by: Nishanth Aravamudan <[email protected]>
Signed-off-by: Maximilian Attems <[email protected]>

---

linux-2.6.10-rc1-max/drivers/net/pcmcia/xirc2ps_cs.c | 23 +++++++------------
1 files changed, 9 insertions(+), 14 deletions(-)

diff -puN drivers/net/pcmcia/xirc2ps_cs.c~msleep-drivers_net_irda_pcmcia_xirc2ps_cs drivers/net/pcmcia/xirc2ps_cs.c
--- linux-2.6.10-rc1/drivers/net/pcmcia/xirc2ps_cs.c~msleep-drivers_net_irda_pcmcia_xirc2ps_cs 2004-10-24 17:04:55.000000000 +0200
+++ linux-2.6.10-rc1-max/drivers/net/pcmcia/xirc2ps_cs.c 2004-10-24 17:04:55.000000000 +0200
@@ -418,11 +418,6 @@ next_tuple(client_handle_t handle, tuple
#define PutByte(reg,value) outb((value), ioaddr+(reg))
#define PutWord(reg,value) outw((value), ioaddr+(reg))

-#define Wait(n) do { \
- set_current_state(TASK_UNINTERRUPTIBLE); \
- schedule_timeout(n); \
-} while (0)
-
/*====== Functions used for debugging =================================*/
#if defined(PCMCIA_DEBUG) && 0 /* reading regs may change system status */
static void
@@ -1716,12 +1711,12 @@ hardreset(struct net_device *dev)
SelectPage(4);
udelay(1);
PutByte(XIRCREG4_GPR1, 0); /* clear bit 0: power down */
- Wait(HZ/25); /* wait 40 msec */
+ msleep(40); /* wait 40 msec */
if (local->mohawk)
PutByte(XIRCREG4_GPR1, 1); /* set bit 0: power up */
else
PutByte(XIRCREG4_GPR1, 1 | 4); /* set bit 0: power up, bit 2: AIC */
- Wait(HZ/50); /* wait 20 msec */
+ msleep(20); /* wait 20 msec */
}

static void
@@ -1735,9 +1730,9 @@ do_reset(struct net_device *dev, int ful

hardreset(dev);
PutByte(XIRCREG_CR, SoftReset); /* set */
- Wait(HZ/50); /* wait 20 msec */
+ msleep(20); /* wait 20 msec */
PutByte(XIRCREG_CR, 0); /* clear */
- Wait(HZ/25); /* wait 40 msec */
+ msleep(40); /* wait 40 msec */
if (local->mohawk) {
SelectPage(4);
/* set pin GP1 and GP2 to output (0x0c)
@@ -1748,7 +1743,7 @@ do_reset(struct net_device *dev, int ful
}

/* give the circuits some time to power up */
- Wait(HZ/2); /* about 500ms */
+ msleep(500); /* about 500ms */

local->last_ptr_value = 0;
local->silicon = local->mohawk ? (GetByte(XIRCREG4_BOV) & 0x70) >> 4
@@ -1767,7 +1762,7 @@ do_reset(struct net_device *dev, int ful
SelectPage(0x42);
PutByte(XIRCREG42_SWC1, 0x80);
}
- Wait(HZ/25); /* wait 40 msec to let it complete */
+ msleep(40); /* wait 40 msec to let it complete */

#ifdef PCMCIA_DEBUG
if (pc_debug) {
@@ -1826,7 +1821,7 @@ do_reset(struct net_device *dev, int ful
printk(KERN_INFO "%s: MII selected\n", dev->name);
SelectPage(2);
PutByte(XIRCREG2_MSR, GetByte(XIRCREG2_MSR) | 0x08);
- Wait(HZ/50);
+ msleep(20);
} else {
printk(KERN_INFO "%s: MII detected; using 10mbs\n",
dev->name);
@@ -1835,7 +1830,7 @@ do_reset(struct net_device *dev, int ful
PutByte(XIRCREG42_SWC1, 0xC0);
else /* enable 10BaseT */
PutByte(XIRCREG42_SWC1, 0x80);
- Wait(HZ/25); /* wait 40 msec to let it complete */
+ msleep(40); /* wait 40 msec to let it complete */
}
if (full_duplex)
PutByte(XIRCREG1_ECR, GetByte(XIRCREG1_ECR | FullDuplex));
@@ -1928,7 +1923,7 @@ init_mii(struct net_device *dev)
* Fixme: Better to use a timer here!
*/
for (i=0; i < 35; i++) {
- Wait(HZ/10); /* wait 100 msec */
+ msleep(100); /* wait 100 msec */
status = mii_rd(ioaddr, 0, 1);
if ((status & 0x0020) && (status & 0x0004))
break;
_