x86: GEODE: MFGPT: replace 'flags' field with 'avail' bit
Drop F_AVAIL and the 'flags' field, replacing with an 'avail' bit. This
looks more understandable to me.
Signed-off-by: Andres Salomon <dilinger@debian.org>
Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/kernel/mfgpt_32.c b/arch/x86/kernel/mfgpt_32.c
index 186bd36..6f79061 100644
--- a/arch/x86/kernel/mfgpt_32.c
+++ b/arch/x86/kernel/mfgpt_32.c
@@ -32,10 +32,8 @@
#include <linux/interrupt.h>
#include <asm/geode.h>
-#define F_AVAIL 0x01
-
static struct mfgpt_timer_t {
- int flags;
+ unsigned int avail:1;
} mfgpt_timers[MFGPT_MAX_TIMERS];
/* Selected from the table above */
@@ -95,7 +93,7 @@
for (i = 0; i < MFGPT_MAX_TIMERS; i++) {
val = geode_mfgpt_read(i, MFGPT_REG_SETUP);
if (!(val & MFGPT_SETUP_SETUP)) {
- mfgpt_timers[i].flags = F_AVAIL;
+ mfgpt_timers[i].avail = 1;
count++;
}
}
@@ -182,7 +180,7 @@
static int mfgpt_get(int timer)
{
- mfgpt_timers[timer].flags &= ~F_AVAIL;
+ mfgpt_timers[timer].avail = 0;
printk(KERN_INFO "geode-mfgpt: Registered timer %d\n", timer);
return timer;
}
@@ -199,7 +197,7 @@
if (timer < 0) {
/* Try to find an available timer */
for (i = 0; i < MFGPT_MAX_TIMERS; i++) {
- if (mfgpt_timers[i].flags & F_AVAIL)
+ if (mfgpt_timers[i].avail)
return mfgpt_get(i);
if (i == 5 && domain == MFGPT_DOMAIN_WORKING)
@@ -207,7 +205,7 @@
}
} else {
/* If they requested a specific timer, try to honor that */
- if (mfgpt_timers[timer].flags & F_AVAIL)
+ if (mfgpt_timers[timer].avail)
return mfgpt_get(timer);
}