diff options
author | Stephen Hemminger <shemminger@vyatta.com> | 2010-10-18 08:42:48 -0700 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2010-10-19 13:44:21 -0400 |
commit | 5ba8b1c6fe40c314a02e28553c25552d8f1442e7 (patch) | |
tree | b5c2dd8138125eebd66d1dc0526226d948e37e12 /drivers/acpi | |
parent | 3a2468d0274d10916baf5318f9004a8061533370 (diff) | |
download | kernel_samsung_smdk4412-5ba8b1c6fe40c314a02e28553c25552d8f1442e7.zip kernel_samsung_smdk4412-5ba8b1c6fe40c314a02e28553c25552d8f1442e7.tar.gz kernel_samsung_smdk4412-5ba8b1c6fe40c314a02e28553c25552d8f1442e7.tar.bz2 |
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/osl.c | 25 | ||||
-rw-r--r-- | drivers/acpi/processor_driver.c | 2 | ||||
-rw-r--r-- | drivers/acpi/processor_thermal.c | 107 |
3 files changed, 0 insertions, 134 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 65b25a3..82097fd 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -780,16 +780,6 @@ 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. */ void acpi_os_delete_lock(acpi_spinlock handle) @@ -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 */ diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 347eb21..8d924a8 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -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"); diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c index 953b25f..419f651 100644 --- a/drivers/acpi/processor_thermal.c +++ b/drivers/acpi/processor_thermal.c @@ -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) { |