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[PATCH] net/cycx_drv: replace delay_cycx() with msleep_interruptible() 

Use msleep_interruptible() instead of delay_cycx() to guarantee the task
delays as expected. Remove the prototype and definition of delay_cycx().

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Nishanth Aravamudan 2005-06-27 09:20:04 -07:00 committed by Jeff Garzik
parent 1b1b3c9b6d
commit a51d74409d
1 changed files with 8 additions and 16 deletions
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24
drivers/net/wan/cycx_drv.c
View File

@ -56,7 +56,7 @@
#include <linux/sched.h> /* for jiffies, HZ, etc. */
#include <linux/cycx_drv.h> /* API definitions */
#include <linux/cycx_cfm.h> /* CYCX firmware module definitions */
#include <linux/delay.h> /* udelay */
#include <linux/delay.h> /* udelay, msleep_interruptible */
#include <asm/io.h> /* read[wl], write[wl], ioremap, iounmap */
#define MOD_VERSION 0
@ -74,7 +74,6 @@ static int reset_cyc2x(void __iomem *addr);
static int detect_cyc2x(void __iomem *addr);
/* Miscellaneous functions */
static void delay_cycx(int sec);
static int get_option_index(long *optlist, long optval);
static u16 checksum(u8 *buf, u32 len);
@ -259,7 +258,7 @@ static int memory_exists(void __iomem *addr)
if (readw(addr + 0x10) == TEST_PATTERN)
return 1;
delay_cycx(1);
msleep_interruptible(1 * 1000);
}
return 0;
@ -316,7 +315,7 @@ static void cycx_reset_boot(void __iomem *addr, u8 *code, u32 len)
/* 80186 was in hold, go */
writeb(0, addr + START_CPU);
delay_cycx(1);
msleep_interruptible(1 * 1000);
}
/* Load data.bin file through boot (reset) interface. */
@ -462,13 +461,13 @@ static int load_cyc2x(struct cycx_hw *hw, struct cycx_firmware *cfm, u32 len)
cycx_reset_boot(hw->dpmbase, reset_image, img_hdr->reset_size);
/* reset is waiting for boot */
writew(GEN_POWER_ON, pt_cycld);
delay_cycx(1);
msleep_interruptible(1 * 1000);
for (j = 0 ; j < 3 ; j++)
if (!readw(pt_cycld))
goto reset_loaded;
else
delay_cycx(1);
msleep_interruptible(1 * 1000);
}
printk(KERN_ERR "%s: reset not started.\n", modname);
@ -495,7 +494,7 @@ static int load_cyc2x(struct cycx_hw *hw, struct cycx_firmware *cfm, u32 len)
/* Arthur Ganzert's tip: wait a while after the firmware loading...
seg abr 26 17:17:12 EST 1999 - acme */
delay_cycx(7);
msleep_interruptible(7 * 1000);
printk(KERN_INFO "%s: firmware loaded!\n", modname);
/* enable interrupts */
@ -547,20 +546,13 @@ static int get_option_index(long *optlist, long optval)
static int reset_cyc2x(void __iomem *addr)
{
writeb(0, addr + RST_ENABLE);
delay_cycx(2);
msleep_interruptible(2 * 1000);
writeb(0, addr + RST_DISABLE);
delay_cycx(2);
msleep_interruptible(2 * 1000);
return memory_exists(addr);
}
/* Delay */
static void delay_cycx(int sec)
{
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(sec * HZ);
}
/* Calculate 16-bit CRC using CCITT polynomial. */
static u16 checksum(u8 *buf, u32 len)
{