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Commit 99cde44e authored by Arvind Yadav's avatar Arvind Yadav Committed by Helge Deller
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parisc: eisa: Remove coding style errors 

This patch removes coding style errors in the eisa driver.
Signed-off-by: default avatarArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent 6e5c8381
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Showing with 52 additions and 52 deletions
drivers/parisc/eisa.c
View file @ 99cde44e
......@@ -14,16 +14,16 @@
* Wax ASIC also includes a PS/2 and RS-232 controller, but those are
* dealt with elsewhere; this file is concerned only with the EISA portions
* of Wax.
*
*
*
*
* HINT:
* -----
* To allow an ISA card to work properly in the EISA slot you need to
* set an edge trigger level. This may be done on the palo command line
* by adding the kernel parameter "eisa_irq_edge=n,n2,[...]]", with
* set an edge trigger level. This may be done on the palo command line
* by adding the kernel parameter "eisa_irq_edge=n,n2,[...]]", with
* n and n2 as the irq levels you want to use.
*
* Example: "eisa_irq_edge=10,11" allows ISA cards to operate at
*
* Example: "eisa_irq_edge=10,11" allows ISA cards to operate at
* irq levels 10 and 11.
*/
......@@ -46,9 +46,9 @@
#include <asm/eisa_eeprom.h>
#if 0
#define EISA_DBG(msg, arg... ) printk(KERN_DEBUG "eisa: " msg , ## arg )
#define EISA_DBG(msg, arg...) printk(KERN_DEBUG "eisa: " msg, ## arg)
#else
#define EISA_DBG(msg, arg... )
#define EISA_DBG(msg, arg...)
#endif
#define SNAKES_EEPROM_BASE_ADDR 0xF0810400
......@@ -108,7 +108,7 @@ void eisa_out8(unsigned char data, unsigned short port)
void eisa_out16(unsigned short data, unsigned short port)
{
if (EISA_bus)
if (EISA_bus)
gsc_writew(cpu_to_le16(data), eisa_permute(port));
}
......@@ -135,9 +135,9 @@ static int master_mask;
static int slave_mask;
/* the trig level can be set with the
* eisa_irq_edge=n,n,n commandline parameter
* We should really read this from the EEPROM
* in the furure.
* eisa_irq_edge=n,n,n commandline parameter
* We should really read this from the EEPROM
* in the furure.
*/
/* irq 13,8,2,1,0 must be edge */
static unsigned int eisa_irq_level __read_mostly; /* default to edge triggered */
......@@ -170,7 +170,7 @@ static void eisa_unmask_irq(struct irq_data *d)
unsigned int irq = d->irq;
unsigned long flags;
EISA_DBG("enable irq %d\n", irq);
spin_lock_irqsave(&eisa_irq_lock, flags);
if (irq & 8) {
slave_mask &= ~(1 << (irq&7));
......@@ -194,7 +194,7 @@ static irqreturn_t eisa_irq(int wax_irq, void *intr_dev)
{
int irq = gsc_readb(0xfc01f000); /* EISA supports 16 irqs */
unsigned long flags;
spin_lock_irqsave(&eisa_irq_lock, flags);
/* read IRR command */
eisa_out8(0x0a, 0x20);
......@@ -202,31 +202,31 @@ static irqreturn_t eisa_irq(int wax_irq, void *intr_dev)
EISA_DBG("irq IAR %02x 8259-1 irr %02x 8259-2 irr %02x\n",
irq, eisa_in8(0x20), eisa_in8(0xa0));
/* read ISR command */
eisa_out8(0x0a, 0x20);
eisa_out8(0x0a, 0xa0);
EISA_DBG("irq 8259-1 isr %02x imr %02x 8259-2 isr %02x imr %02x\n",
eisa_in8(0x20), eisa_in8(0x21), eisa_in8(0xa0), eisa_in8(0xa1));
irq &= 0xf;
/* mask irq and write eoi */
if (irq & 8) {
slave_mask |= (1 << (irq&7));
eisa_out8(slave_mask, 0xa1);
eisa_out8(0x60 | (irq&7),0xa0);/* 'Specific EOI' to slave */
eisa_out8(0x62,0x20); /* 'Specific EOI' to master-IRQ2 */
eisa_out8(0x62, 0x20); /* 'Specific EOI' to master-IRQ2 */
} else {
master_mask |= (1 << (irq&7));
eisa_out8(master_mask, 0x21);
eisa_out8(0x60|irq,0x20); /* 'Specific EOI' to master */
eisa_out8(0x60|irq, 0x20); /* 'Specific EOI' to master */
}
spin_unlock_irqrestore(&eisa_irq_lock, flags);
generic_handle_irq(irq);
spin_lock_irqsave(&eisa_irq_lock, flags);
/* unmask */
if (irq & 8) {
......@@ -254,44 +254,44 @@ static struct irqaction irq2_action = {
static void init_eisa_pic(void)
{
unsigned long flags;
spin_lock_irqsave(&eisa_irq_lock, flags);
eisa_out8(0xff, 0x21); /* mask during init */
eisa_out8(0xff, 0xa1); /* mask during init */
/* master pic */
eisa_out8(0x11,0x20); /* ICW1 */
eisa_out8(0x00,0x21); /* ICW2 */
eisa_out8(0x04,0x21); /* ICW3 */
eisa_out8(0x01,0x21); /* ICW4 */
eisa_out8(0x40,0x20); /* OCW2 */
eisa_out8(0x11, 0x20); /* ICW1 */
eisa_out8(0x00, 0x21); /* ICW2 */
eisa_out8(0x04, 0x21); /* ICW3 */
eisa_out8(0x01, 0x21); /* ICW4 */
eisa_out8(0x40, 0x20); /* OCW2 */
/* slave pic */
eisa_out8(0x11,0xa0); /* ICW1 */
eisa_out8(0x08,0xa1); /* ICW2 */
eisa_out8(0x02,0xa1); /* ICW3 */
eisa_out8(0x01,0xa1); /* ICW4 */
eisa_out8(0x40,0xa0); /* OCW2 */
eisa_out8(0x11, 0xa0); /* ICW1 */
eisa_out8(0x08, 0xa1); /* ICW2 */
eisa_out8(0x02, 0xa1); /* ICW3 */
eisa_out8(0x01, 0xa1); /* ICW4 */
eisa_out8(0x40, 0xa0); /* OCW2 */
udelay(100);
slave_mask = 0xff;
master_mask = 0xfb;
slave_mask = 0xff;
master_mask = 0xfb;
eisa_out8(slave_mask, 0xa1); /* OCW1 */
eisa_out8(master_mask, 0x21); /* OCW1 */
/* setup trig level */
EISA_DBG("EISA edge/level %04x\n", eisa_irq_level);
eisa_out8(eisa_irq_level&0xff, 0x4d0); /* Set all irq's to edge */
eisa_out8((eisa_irq_level >> 8) & 0xff, 0x4d1);
eisa_out8((eisa_irq_level >> 8) & 0xff, 0x4d1);
EISA_DBG("pic0 mask %02x\n", eisa_in8(0x21));
EISA_DBG("pic1 mask %02x\n", eisa_in8(0xa1));
EISA_DBG("pic0 edge/level %02x\n", eisa_in8(0x4d0));
EISA_DBG("pic1 edge/level %02x\n", eisa_in8(0x4d1));
spin_unlock_irqrestore(&eisa_irq_lock, flags);
}
......@@ -305,7 +305,7 @@ static int __init eisa_probe(struct parisc_device *dev)
char *name = is_mongoose(dev) ? "Mongoose" : "Wax";
printk(KERN_INFO "%s EISA Adapter found at 0x%08lx\n",
printk(KERN_INFO "%s EISA Adapter found at 0x%08lx\n",
name, (unsigned long)dev->hpa.start);
eisa_dev.hba.dev = dev;
......@@ -336,14 +336,14 @@ static int __init eisa_probe(struct parisc_device *dev)
printk(KERN_ERR "EISA: request_irq failed!\n");
return result;
}
/* Reserve IRQ2 */
setup_irq(2, &irq2_action);
for (i = 0; i < 16; i++) {
irq_set_chip_and_handler(i, &eisa_interrupt_type,
handle_simple_irq);
}
EISA_bus = 1;
if (dev->num_addrs) {
......@@ -375,7 +375,7 @@ static int __init eisa_probe(struct parisc_device *dev)
return -1;
}
}
return 0;
}
......@@ -404,7 +404,7 @@ void eisa_make_irq_level(int num)
{
if (eisa_irq_configured& (1<<num)) {
printk(KERN_WARNING
"IRQ %d polarity configured twice (last to level)\n",
"IRQ %d polarity configured twice (last to level)\n",
num);
}
eisa_irq_level |= (1<<num); /* set the corresponding bit */
......@@ -414,7 +414,7 @@ void eisa_make_irq_level(int num)
void eisa_make_irq_edge(int num)
{
if (eisa_irq_configured& (1<<num)) {
printk(KERN_WARNING
printk(KERN_WARNING
"IRQ %d polarity configured twice (last to edge)\n",
num);
}
......@@ -430,18 +430,18 @@ static int __init eisa_irq_setup(char *str)
EISA_DBG("IRQ setup\n");
while (cur != NULL) {
char *pe;
val = (int) simple_strtoul(cur, &pe, 0);
if (val > 15 || val < 0) {
printk(KERN_ERR "eisa: EISA irq value are 0-15\n");
continue;
}
if (val == 2) {
if (val == 2) {
val = 9;
}
eisa_make_irq_edge(val); /* clear the corresponding bit */
EISA_DBG("setting IRQ %d to edge-triggered mode\n", val);
if ((cur = strchr(cur, ','))) {
cur++;
} else {
......
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