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ACPI: remove dead code 

Found by running make namespacecheck on linux-next

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Stephen Hemminger 2010-10-18 08:42:48 -07:00 committed by Len Brown
parent 3a2468d027
commit 5ba8b1c6fe
6 changed files with 0 additions and 146 deletions
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25
drivers/acpi/osl.c
View File

@ -779,16 +779,6 @@ void acpi_os_wait_events_complete(void *context)
EXPORT_SYMBOL(acpi_os_wait_events_complete);
/*
* Allocate the memory for a spinlock and initialize it.
*/
acpi_status acpi_os_create_lock(acpi_spinlock * handle)
{
spin_lock_init(*handle);
return AE_OK;
}
/*
* Deallocate the memory for a spinlock.
*/
@ -1152,21 +1142,6 @@ int acpi_check_region(resource_size_t start, resource_size_t n,
}
EXPORT_SYMBOL(acpi_check_region);
int acpi_check_mem_region(resource_size_t start, resource_size_t n,
const char *name)
{
struct resource res = {
.start = start,
.end = start + n - 1,
.name = name,
.flags = IORESOURCE_MEM,
};
return acpi_check_resource_conflict(&res);
}
EXPORT_SYMBOL(acpi_check_mem_region);
/*
* Let drivers know whether the resource checks are effective
*/

2
drivers/acpi/processor_driver.c
View File

@ -899,6 +899,4 @@ static void __exit acpi_processor_exit(void)
module_init(acpi_processor_init);
module_exit(acpi_processor_exit);
EXPORT_SYMBOL(acpi_processor_set_thermal_limit);
MODULE_ALIAS("processor");

107
drivers/acpi/processor_thermal.c
View File

@ -238,113 +238,6 @@ static int acpi_thermal_cpufreq_decrease(unsigned int cpu)
#endif
int acpi_processor_set_thermal_limit(acpi_handle handle, int type)
{
int result = 0;
struct acpi_processor *pr = NULL;
struct acpi_device *device = NULL;
int tx = 0, max_tx_px = 0;
if ((type < ACPI_PROCESSOR_LIMIT_NONE)
|| (type > ACPI_PROCESSOR_LIMIT_DECREMENT))
return -EINVAL;
result = acpi_bus_get_device(handle, &device);
if (result)
return result;
pr = acpi_driver_data(device);
if (!pr)
return -ENODEV;
/* Thermal limits are always relative to the current Px/Tx state. */
if (pr->flags.throttling)
pr->limit.thermal.tx = pr->throttling.state;
/*
* Our default policy is to only use throttling at the lowest
* performance state.
*/
tx = pr->limit.thermal.tx;
switch (type) {
case ACPI_PROCESSOR_LIMIT_NONE:
do {
result = acpi_thermal_cpufreq_decrease(pr->id);
} while (!result);
tx = 0;
break;
case ACPI_PROCESSOR_LIMIT_INCREMENT:
/* if going up: P-states first, T-states later */
result = acpi_thermal_cpufreq_increase(pr->id);
if (!result)
goto end;
else if (result == -ERANGE)
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"At maximum performance state\n"));
if (pr->flags.throttling) {
if (tx == (pr->throttling.state_count - 1))
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"At maximum throttling state\n"));
else
tx++;
}
break;
case ACPI_PROCESSOR_LIMIT_DECREMENT:
/* if going down: T-states first, P-states later */
if (pr->flags.throttling) {
if (tx == 0) {
max_tx_px = 1;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"At minimum throttling state\n"));
} else {
tx--;
goto end;
}
}
result = acpi_thermal_cpufreq_decrease(pr->id);
if (result) {
/*
* We only could get -ERANGE, 1 or 0.
* In the first two cases we reached max freq again.
*/
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"At minimum performance state\n"));
max_tx_px = 1;
} else
max_tx_px = 0;
break;
}
end:
if (pr->flags.throttling) {
pr->limit.thermal.px = 0;
pr->limit.thermal.tx = tx;
result = acpi_processor_apply_limit(pr);
if (result)
printk(KERN_ERR PREFIX "Unable to set thermal limit\n");
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Thermal limit now (P%d:T%d)\n",
pr->limit.thermal.px, pr->limit.thermal.tx));
} else
result = 0;
if (max_tx_px)
return 1;
else
return result;
}
int acpi_processor_get_limit_info(struct acpi_processor *pr)
{

2
include/acpi/acpi_drivers.h
View File

@ -115,8 +115,6 @@ void pci_acpi_crs_quirks(void);
#define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01
#define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02
int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
/*--------------------------------------------------------------------------
Dock Station
-------------------------------------------------------------------------- */

2
include/acpi/acpiosxf.h
View File

@ -98,8 +98,6 @@ acpi_os_table_override(struct acpi_table_header *existing_table,
/*
* Spinlock primitives
*/
acpi_status acpi_os_create_lock(acpi_spinlock * out_handle);
void acpi_os_delete_lock(acpi_spinlock handle);
acpi_cpu_flags acpi_os_acquire_lock(acpi_spinlock handle);

8
include/linux/acpi.h
View File

@ -245,8 +245,6 @@ int acpi_check_resource_conflict(const struct resource *res);
int acpi_check_region(resource_size_t start, resource_size_t n,
const char *name);
int acpi_check_mem_region(resource_size_t start, resource_size_t n,
const char *name);
int acpi_resources_are_enforced(void);
@ -344,12 +342,6 @@ static inline int acpi_check_region(resource_size_t start, resource_size_t n,
return 0;
}
static inline int acpi_check_mem_region(resource_size_t start,
resource_size_t n, const char *name)
{
return 0;
}
struct acpi_table_header;
static inline int acpi_table_parse(char *id,
int (*handler)(struct acpi_table_header *))