Re: [patch 1/2] pcspeaker driver update
From: Stas Sergeev
Date: Wed Jun 15 2005 - 11:28:47 EST
Hello.
Andrew Morton wrote:
Attached one is just a clean-up:
it removes the extern definitions
for the i8253_lock and i8259A_lock,
making the use of the appropriate
headers instead.
A nice cleanup to make, however we cannot include asm/timer.h from generic
code, because only a few architectures have such a file.
OK, what a bugger...
Does the attached one look any better?
Signed-off-by: stsp@xxxxxxxx
diff -urN linux-2.6.12-rc6/arch/i386/kernel/apic.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/apic.c
--- linux-2.6.12-rc6/arch/i386/kernel/apic.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/apic.c 2005-06-14 12:57:50.000000000 +0400
@@ -34,6 +34,7 @@
#include <asm/desc.h>
#include <asm/arch_hooks.h>
#include <asm/hpet.h>
+#include <asm/8253pit.h>
#include <mach_apic.h>
@@ -857,7 +858,6 @@
*/
static unsigned int __init get_8254_timer_count(void)
{
- extern spinlock_t i8253_lock;
unsigned long flags;
unsigned int count;
diff -urN linux-2.6.12-rc6/arch/i386/kernel/apm.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/apm.c
--- linux-2.6.12-rc6/arch/i386/kernel/apm.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/apm.c 2005-06-14 12:57:50.000000000 +0400
@@ -228,10 +228,10 @@
#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/desc.h>
+#include <asm/8253pit.h>
#include "io_ports.h"
-extern spinlock_t i8253_lock;
extern unsigned long get_cmos_time(void);
extern void machine_real_restart(unsigned char *, int);
@@ -1169,7 +1169,6 @@
{
#ifdef INIT_TIMER_AFTER_SUSPEND
unsigned long flags;
- extern spinlock_t i8253_lock;
spin_lock_irqsave(&i8253_lock, flags);
/* set the clock to 100 Hz */
diff -urN linux-2.6.12-rc6/arch/i386/kernel/io_apic.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/io_apic.c
--- linux-2.6.12-rc6/arch/i386/kernel/io_apic.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/io_apic.c 2005-06-14 12:57:50.000000000 +0400
@@ -37,6 +37,7 @@
#include <asm/smp.h>
#include <asm/desc.h>
#include <asm/timer.h>
+#include <asm/i8259.h>
#include <mach_apic.h>
@@ -1565,7 +1566,6 @@
void /*__init*/ print_PIC(void)
{
- extern spinlock_t i8259A_lock;
unsigned int v;
unsigned long flags;
diff -urN linux-2.6.12-rc6/arch/i386/kernel/time.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/time.c
--- linux-2.6.12-rc6/arch/i386/kernel/time.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/time.c 2005-06-14 12:57:50.000000000 +0400
@@ -63,12 +63,12 @@
#include <linux/config.h>
#include <asm/hpet.h>
+#include <asm/i8259.h>
#include <asm/arch_hooks.h>
#include "io_ports.h"
-extern spinlock_t i8259A_lock;
int pit_latch_buggy; /* extern */
#include "do_timer.h"
diff -urN linux-2.6.12-rc6/arch/i386/kernel/timers/timer_cyclone.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/timers/timer_cyclone.c
--- linux-2.6.12-rc6/arch/i386/kernel/timers/timer_cyclone.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/timers/timer_cyclone.c 2005-06-14 12:57:50.000000000 +0400
@@ -17,10 +17,9 @@
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/fixmap.h>
+#include <asm/8253pit.h>
#include "io_ports.h"
-extern spinlock_t i8253_lock;
-
/* Number of usecs that the last interrupt was delayed */
static int delay_at_last_interrupt;
diff -urN linux-2.6.12-rc6/arch/i386/kernel/timers/timer_pit.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/timers/timer_pit.c
--- linux-2.6.12-rc6/arch/i386/kernel/timers/timer_pit.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/timers/timer_pit.c 2005-06-14 12:57:50.000000000 +0400
@@ -15,9 +15,9 @@
#include <asm/smp.h>
#include <asm/io.h>
#include <asm/arch_hooks.h>
+#include <asm/8253pit.h>
+#include <asm/i8259.h>
-extern spinlock_t i8259A_lock;
-extern spinlock_t i8253_lock;
#include "do_timer.h"
#include "io_ports.h"
@@ -172,7 +172,6 @@
void setup_pit_timer(void)
{
- extern spinlock_t i8253_lock;
unsigned long flags;
spin_lock_irqsave(&i8253_lock, flags);
diff -urN linux-2.6.12-rc6/arch/i386/kernel/timers/timer_tsc.c linux-2.6.12-rc6-spinlk/arch/i386/kernel/timers/timer_tsc.c
--- linux-2.6.12-rc6/arch/i386/kernel/timers/timer_tsc.c 2005-06-07 11:11:34.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/kernel/timers/timer_tsc.c 2005-06-14 12:57:50.000000000 +0400
@@ -17,6 +17,7 @@
#include <asm/timer.h>
#include <asm/io.h>
+#include <asm/8253pit.h>
/* processor.h for distable_tsc flag */
#include <asm/processor.h>
@@ -35,8 +36,6 @@
int tsc_disable __initdata = 0;
-extern spinlock_t i8253_lock;
-
static int use_tsc;
/* Number of usecs that the last interrupt was delayed */
static int delay_at_last_interrupt;
diff -urN linux-2.6.12-rc6/arch/i386/mach-voyager/voyager_basic.c linux-2.6.12-rc6-spinlk/arch/i386/mach-voyager/voyager_basic.c
--- linux-2.6.12-rc6/arch/i386/mach-voyager/voyager_basic.c 2005-06-07 11:11:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/arch/i386/mach-voyager/voyager_basic.c 2005-06-14 12:57:49.000000000 +0400
@@ -30,6 +30,7 @@
#include <linux/irq.h>
#include <asm/tlbflush.h>
#include <asm/arch_hooks.h>
+#include <asm/8253pit.h>
/*
* Power off function, if any
@@ -182,7 +183,6 @@
* and swiftly introduce it to something sharp and
* pointy. */
__u16 val;
- extern spinlock_t i8253_lock;
spin_lock(&i8253_lock);
diff -urN linux-2.6.12-rc6/drivers/ide/legacy/hd.c linux-2.6.12-rc6-spinlk/drivers/ide/legacy/hd.c
--- linux-2.6.12-rc6/drivers/ide/legacy/hd.c 2005-06-07 11:11:51.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/drivers/ide/legacy/hd.c 2005-06-14 12:58:00.000000000 +0400
@@ -41,6 +41,7 @@
#include <linux/init.h>
#include <linux/blkpg.h>
#include <linux/hdreg.h>
+#include <asm/8253pit.h>
#define REALLY_SLOW_IO
#include <asm/system.h>
@@ -160,7 +161,6 @@
unsigned long read_timer(void)
{
- extern spinlock_t i8253_lock;
unsigned long t, flags;
int i;
diff -urN linux-2.6.12-rc6/drivers/input/gameport/gameport.c linux-2.6.12-rc6-spinlk/drivers/input/gameport/gameport.c
--- linux-2.6.12-rc6/drivers/input/gameport/gameport.c 2005-06-07 11:11:49.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/drivers/input/gameport/gameport.c 2005-06-14 12:57:59.000000000 +0400
@@ -22,6 +22,7 @@
#include <linux/smp_lock.h>
#include <linux/slab.h>
#include <linux/delay.h>
+#include <asm/8253pit.h>
/*#include <asm/io.h>*/
@@ -66,7 +67,6 @@
static unsigned int get_time_pit(void)
{
- extern spinlock_t i8253_lock;
unsigned long flags;
unsigned int count;
diff -urN linux-2.6.12-rc6/drivers/input/joystick/analog.c linux-2.6.12-rc6-spinlk/drivers/input/joystick/analog.c
--- linux-2.6.12-rc6/drivers/input/joystick/analog.c 2005-06-07 11:11:49.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/drivers/input/joystick/analog.c 2005-06-14 12:57:59.000000000 +0400
@@ -39,6 +39,7 @@
#include <linux/input.h>
#include <linux/gameport.h>
#include <asm/timex.h>
+#include <asm/8253pit.h>
#define DRIVER_DESC "Analog joystick and gamepad driver"
@@ -145,7 +146,6 @@
#define TIME_NAME (cpu_has_tsc?"TSC":"PIT")
static unsigned int get_time_pit(void)
{
- extern spinlock_t i8253_lock;
unsigned long flags;
unsigned int count;
diff -urN linux-2.6.12-rc6/include/asm-i386/8253pit.h linux-2.6.12-rc6-spinlk/include/asm-i386/8253pit.h
--- linux-2.6.12-rc6/include/asm-i386/8253pit.h 2005-06-07 11:12:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/include/asm-i386/8253pit.h 2005-06-14 12:58:44.000000000 +0400
@@ -5,8 +5,10 @@
#ifndef _8253PIT_H
#define _8253PIT_H
+#include <linux/spinlock.h>
#include <asm/timex.h>
#define PIT_TICK_RATE CLOCK_TICK_RATE
+extern spinlock_t i8253_lock;
#endif
diff -urN linux-2.6.12-rc6/include/asm-alpha/8253pit.h linux-2.6.12-rc6-spinlk/include/asm-alpha/8253pit.h
--- linux-2.6.12-rc6/include/asm-alpha/8253pit.h 2005-06-07 11:12:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/include/asm-alpha/8253pit.h 2005-06-14 12:58:44.000000000 +0400
@@ -5,6 +5,9 @@
#ifndef _8253PIT_H
#define _8253PIT_H
+#include <linux/spinlock.h>
+
#define PIT_TICK_RATE 1193180UL
+extern spinlock_t i8253_lock;
#endif
diff -urN linux-2.6.12-rc6/include/asm-ppc64/8253pit.h linux-2.6.12-rc6-spinlk/include/asm-ppc64/8253pit.h
--- linux-2.6.12-rc6/include/asm-ppc64/8253pit.h 2005-06-07 11:12:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/include/asm-ppc64/8253pit.h 2005-06-14 12:58:44.000000000 +0400
@@ -5,6 +5,9 @@
#ifndef _8253PIT_H
#define _8253PIT_H
+#include <linux/spinlock.h>
+
#define PIT_TICK_RATE 1193182UL
+extern spinlock_t i8253_lock;
#endif
diff -urN linux-2.6.12-rc6/include/asm-x86_64/8253pit.h linux-2.6.12-rc6-spinlk/include/asm-x86_64/8253pit.h
--- linux-2.6.12-rc6/include/asm-x86_64/8253pit.h 2005-06-07 11:12:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/include/asm-x86_64/8253pit.h 2005-06-14 12:58:44.000000000 +0400
@@ -5,6 +5,9 @@
#ifndef _8253PIT_H
#define _8253PIT_H
+#include <linux/spinlock.h>
+
#define PIT_TICK_RATE 1193182UL
+extern spinlock_t i8253_lock;
#endif
diff -urN linux-2.6.12-rc6/include/asm-ppc/8253pit.h linux-2.6.12-rc6-spinlk/include/asm-ppc/8253pit.h
--- linux-2.6.12-rc6/include/asm-ppc/8253pit.h 2005-06-07 11:12:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/include/asm-ppc/8253pit.h 2005-06-14 12:58:44.000000000 +0400
@@ -5,6 +5,9 @@
#ifndef _8253PIT_H
#define _8253PIT_H
+#include <linux/spinlock.h>
+
#define PIT_TICK_RATE 1193182UL
+extern spinlock_t i8253_lock;
#endif
diff -urN linux-2.6.12-rc6/include/asm-mips/8253pit.h linux-2.6.12-rc6-spinlk/include/asm-mips/8253pit.h
--- linux-2.6.12-rc6/include/asm-mips/8253pit.h 2005-06-07 11:12:31.000000000 +0400
+++ linux-2.6.12-rc6-spinlk/include/asm-mips/8253pit.h 2005-06-14 12:58:44.000000000 +0400
@@ -5,6 +5,9 @@
#ifndef _8253PIT_H
#define _8253PIT_H
+#include <linux/spinlock.h>
+
#define PIT_TICK_RATE 1193182UL
+extern spinlock_t i8253_lock;
#endif