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[PATCH] x86: i8253/i8259A lock cleanup

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Introduce proper declarations for i8253_lock and i8259A_lock.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar
2005-06-30 02:58:55 -07:00
committed by Linus Torvalds
parent bcbda35ca7
commit 306e440daf
15 changed files with 30 additions and 18 deletions
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3
drivers/input/gameport/gameport.c
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@@ -60,12 +60,13 @@ static void gameport_disconnect_port(struct gameport *gameport);
#if defined(__i386__)
#include <asm/i8253.h>
#define DELTA(x,y) ((y)-(x)+((y)<(x)?1193182/HZ:0))
#define GET_TIME(x) do { x = get_time_pit(); } while (0)
static unsigned int get_time_pit(void)
{
extern spinlock_t i8253_lock;
unsigned long flags;
unsigned int count;

4
drivers/input/joystick/analog.c
View File

@@ -140,12 +140,14 @@ struct analog_port {
*/
#ifdef __i386__
#include <asm/i8253.h>
#define GET_TIME(x) do { if (cpu_has_tsc) rdtscl(x); else x = get_time_pit(); } while (0)
#define DELTA(x,y) (cpu_has_tsc ? ((y) - (x)) : ((x) - (y) + ((x) < (y) ? CLOCK_TICK_RATE / HZ : 0)))
#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;