linamh/app-emulation/opencbm/files/0.4.3_rc2/04_irq_count.diff
2010-11-07 17:43:20 +00:00

78 lines
2.6 KiB
Diff

From: Frédéric Brière <fbriere@fbriere.net>
Subject: [PATCH] Rename irq_count to cbm_irq_count in Linux kernel module
arch/x86/include/asm/processor.h already defines a variable called
irq_count for CONFIG_X86_64.
Signed-off-by: Frédéric Brière <fbriere@fbriere.net>
Forwarded: yes
---
sys/linux/cbm_module.c | 14 +++++++-------
1 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/sys/linux/cbm_module.c b/sys/linux/cbm_module.c
index d8c5a23..451657c 100644
--- a/sys/linux/cbm_module.c
+++ b/sys/linux/cbm_module.c
@@ -254,7 +254,7 @@ static struct wait_queue *cbm_wait_q;
static wait_queue_head_t cbm_wait_q;
#endif
volatile static int eoi;
-volatile static int irq_count;
+volatile static int cbm_irq_count;
#ifndef KERNEL_VERSION
# define signal_pending(p) (p->signal & ~p->blocked)
@@ -422,7 +422,7 @@ static void wait_for_listener(void)
add_wait_queue(&cbm_wait_q, &wait);
current->state = TASK_INTERRUPTIBLE;
RELEASE(CLK_OUT);
- while(irq_count && !signal_pending(current)) {
+ while(cbm_irq_count && !signal_pending(current)) {
schedule();
}
remove_wait_queue(&cbm_wait_q, &wait);
@@ -534,7 +534,7 @@ static int cbm_raw_write(const char *buf, size_t cnt, int atn, int talk)
size_t sent = 0;
unsigned long flags;
- eoi = irq_count = 0;
+ eoi = cbm_irq_count = 0;
DPRINTK("cbm_write: %d bytes, atn=%d\n", cnt, atn);
@@ -571,7 +571,7 @@ static int cbm_raw_write(const char *buf, size_t cnt, int atn, int talk)
}
udelay(50);
if(GET(DATA_IN)) {
- irq_count = ((sent == (cnt-1)) && (atn == 0)) ? 2 : 1;
+ cbm_irq_count = ((sent == (cnt-1)) && (atn == 0)) ? 2 : 1;
wait_for_listener();
if(signal_pending(current)) {
@@ -883,10 +883,10 @@ static irqreturn_t cbm_interrupt(int irq, void *dev_id)
{
POLL(); /* acknowledge interrupt */
- if(irq_count == 0) {
+ if(cbm_irq_count == 0) {
return IRQ_NONE;
}
- if(--irq_count == 0) {
+ if(--cbm_irq_count == 0) {
DPRINTK("continue to send (no EOI)\n");
SET(CLK_OUT);
wake_up_interruptible(&cbm_wait_q);
@@ -1028,7 +1028,7 @@ int cbm_init(void)
#endif
);
- irq_count = 0;
+ cbm_irq_count = 0;
out_bits = (CTRL_READ() ^ out_eor) &
(DATA_OUT|CLK_OUT|ATN_OUT|RESET);
--
tg: (a9f3f01..) fixes/irq_count (depends on: upstream)