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hpet: clean up warning 

Fix the below compile warnings due to recent HPET MSI changes

arch/x86/kernel/hpet.c:48: warning: 'hpet_devs' defined but not used
arch/x86/kernel/hpet.c:50: warning: 'per_cpu__cpu_hpet_dev' defined but not used

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Venki Pallipadi 2008-09-24 10:03:17 -07:00 committed by Ingo Molnar
parent c81bba49a1
commit 5f79f2f2ad
1 changed files with 35 additions and 22 deletions
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57
arch/x86/kernel/hpet.c
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@ -45,10 +45,6 @@ struct hpet_dev {
char name[10];
};
static struct hpet_dev *hpet_devs;
static DEFINE_PER_CPU(struct hpet_dev *, cpu_hpet_dev);
unsigned long hpet_readl(unsigned long a)
{
return readl(hpet_virt_address + a);
@ -126,23 +122,8 @@ EXPORT_SYMBOL_GPL(is_hpet_enabled);
* timer 0 and timer 1 in case of RTC emulation.
*/
#ifdef CONFIG_HPET
static void hpet_reserve_msi_timers(struct hpet_data *hd)
{
int i;
if (!hpet_devs)
return;
for (i = 0; i < hpet_num_timers; i++) {
struct hpet_dev *hdev = &hpet_devs[i];
if (!(hdev->flags & HPET_DEV_VALID))
continue;
hd->hd_irq[hdev->num] = hdev->irq;
hpet_reserve_timer(hd, hdev->num);
}
}
static void hpet_reserve_msi_timers(struct hpet_data *hd);
static void hpet_reserve_platform_timers(unsigned long id)
{
@ -362,6 +343,10 @@ static int hpet_legacy_next_event(unsigned long delta,
* HPET MSI Support
*/
#ifdef CONFIG_PCI_MSI
static DEFINE_PER_CPU(struct hpet_dev *, cpu_hpet_dev);
static struct hpet_dev *hpet_devs;
void hpet_msi_unmask(unsigned int irq)
{
struct hpet_dev *hdev = get_irq_data(irq);
@ -525,7 +510,8 @@ static void init_one_hpet_msi_clockevent(struct hpet_dev *hdev, int cpu)
#else
#define RESERVE_TIMERS 0
#endif
void hpet_msi_capability_lookup(unsigned int start_timer)
static void hpet_msi_capability_lookup(unsigned int start_timer)
{
unsigned int id;
unsigned int num_timers;
@ -571,6 +557,26 @@ void hpet_msi_capability_lookup(unsigned int start_timer)
num_timers, num_timers_used);
}
#ifdef CONFIG_HPET
static void hpet_reserve_msi_timers(struct hpet_data *hd)
{
int i;
if (!hpet_devs)
return;
for (i = 0; i < hpet_num_timers; i++) {
struct hpet_dev *hdev = &hpet_devs[i];
if (!(hdev->flags & HPET_DEV_VALID))
continue;
hd->hd_irq[hdev->num] = hdev->irq;
hpet_reserve_timer(hd, hdev->num);
}
}
#endif
static struct hpet_dev *hpet_get_unused_timer(void)
{
int i;
@ -642,11 +648,18 @@ static int hpet_setup_msi_irq(unsigned int irq)
{
return 0;
}
void hpet_msi_capability_lookup(unsigned int start_timer)
static void hpet_msi_capability_lookup(unsigned int start_timer)
{
return;
}
#ifdef CONFIG_HPET
static void hpet_reserve_msi_timers(struct hpet_data *hd)
{
return;
}
#endif
static int hpet_cpuhp_notify(struct notifier_block *n,
unsigned long action, void *hcpu)
{