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ACPICA: Remove obsolete Flags parameter.

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Remove flags parameter for acpi_{get,set}_register().
It is no longer necessary now that these functions use a
spinlock for mutual exclusion.

Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore 2007-02-02 19:48:21 +03:00 committed by Len Brown
parent 73ca0fbcc2
commit d8c71b6d3b
10 changed files with 35 additions and 59 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/acpi/events/evevent.c
View File

@ -204,8 +204,7 @@ static acpi_status acpi_ev_fixed_event_initialize(void)
if (acpi_gbl_fixed_event_info[i].enable_register_id != 0xFF) {
status =
acpi_set_register(acpi_gbl_fixed_event_info[i].
enable_register_id, 0,
ACPI_MTX_LOCK);
enable_register_id, 0);
if (ACPI_FAILURE(status)) {
return (status);
}
@ -291,7 +290,7 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event)
/* Clear the status bit */
(void)acpi_set_register(acpi_gbl_fixed_event_info[event].
status_register_id, 1, ACPI_MTX_DO_NOT_LOCK);
status_register_id, 1);
/*
* Make sure we've got a handler. If not, report an error.
@ -299,8 +298,7 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event)
*/
if (NULL == acpi_gbl_fixed_event_handlers[event].handler) {
(void)acpi_set_register(acpi_gbl_fixed_event_info[event].
enable_register_id, 0,
ACPI_MTX_DO_NOT_LOCK);
enable_register_id, 0);
ACPI_ERROR((AE_INFO,
"No installed handler for fixed event [%08X]",

2
drivers/acpi/events/evmisc.c
View File

@ -493,7 +493,7 @@ acpi_status acpi_ev_release_global_lock(void)
if (pending) {
status =
acpi_set_register(ACPI_BITREG_GLOBAL_LOCK_RELEASE,
1, ACPI_MTX_LOCK);
1);
}
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,

12
drivers/acpi/events/evxfevnt.c
View File

@ -157,7 +157,7 @@ acpi_status acpi_enable_event(u32 event, u32 flags)
*/
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
enable_register_id, 1, ACPI_MTX_LOCK);
enable_register_id, 1);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -166,7 +166,7 @@ acpi_status acpi_enable_event(u32 event, u32 flags)
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
enable_register_id, &value, ACPI_MTX_LOCK);
enable_register_id, &value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -356,14 +356,14 @@ acpi_status acpi_disable_event(u32 event, u32 flags)
*/
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
enable_register_id, 0, ACPI_MTX_LOCK);
enable_register_id, 0);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
enable_register_id, &value, ACPI_MTX_LOCK);
enable_register_id, &value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -409,7 +409,7 @@ acpi_status acpi_clear_event(u32 event)
*/
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
status_register_id, 1, ACPI_MTX_LOCK);
status_register_id, 1);
return_ACPI_STATUS(status);
}
@ -498,7 +498,7 @@ acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status)
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
status_register_id, event_status, ACPI_MTX_LOCK);
status_register_id, event_status);
return_ACPI_STATUS(status);
}

3
drivers/acpi/hardware/hwacpi.c
View File

@ -171,8 +171,7 @@ u32 acpi_hw_get_mode(void)
return_UINT32(ACPI_SYS_MODE_ACPI);
}
status =
acpi_get_register(ACPI_BITREG_SCI_ENABLE, &value, ACPI_MTX_LOCK);
status = acpi_get_register(ACPI_BITREG_SCI_ENABLE, &value);
if (ACPI_FAILURE(status)) {
return_UINT32(ACPI_SYS_MODE_LEGACY);
}

18
drivers/acpi/hardware/hwregs.c
View File

@ -54,17 +54,15 @@ ACPI_MODULE_NAME("hwregs")
*
* FUNCTION: acpi_hw_clear_acpi_status
*
* PARAMETERS: Flags - Lock the hardware or not
* PARAMETERS: None
*
* RETURN: none
* RETURN: None
*
* DESCRIPTION: Clears all fixed and general purpose status bits
* THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
*
* NOTE: TBD: Flags parameter is obsolete, to be removed
*
******************************************************************************/
acpi_status acpi_hw_clear_acpi_status(u32 flags)
acpi_status acpi_hw_clear_acpi_status(void)
{
acpi_status status;
acpi_cpu_flags lock_flags = 0;
@ -253,18 +251,15 @@ struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id)
*
* PARAMETERS: register_id - ID of ACPI bit_register to access
* return_value - Value that was read from the register
* Flags - Lock the hardware or not
*
* RETURN: Status and the value read from specified Register. Value
* returned is normalized to bit0 (is shifted all the way right)
*
* DESCRIPTION: ACPI bit_register read function.
*
* NOTE: TBD: Flags parameter is obsolete, to be removed
*
******************************************************************************/
acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags)
acpi_status acpi_get_register(u32 register_id, u32 * return_value)
{
u32 register_value = 0;
struct acpi_bit_register_info *bit_reg_info;
@ -312,16 +307,13 @@ ACPI_EXPORT_SYMBOL(acpi_get_register)
* PARAMETERS: register_id - ID of ACPI bit_register to access
* Value - (only used on write) value to write to the
* Register, NOT pre-normalized to the bit pos
* Flags - Lock the hardware or not
*
* RETURN: Status
*
* DESCRIPTION: ACPI Bit Register write function.
*
* NOTE: TBD: Flags parameter is obsolete, to be removed
*
******************************************************************************/
acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags)
acpi_status acpi_set_register(u32 register_id, u32 value)
{
u32 register_value = 0;
struct acpi_bit_register_info *bit_reg_info;

22
drivers/acpi/hardware/hwsleep.c
View File

@ -277,15 +277,14 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
/* Clear wake status */
status =
acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK);
status = acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Clear all fixed and general purpose status bits */
status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK);
status = acpi_hw_clear_acpi_status();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -398,8 +397,7 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
/* Wait until we enter sleep state */
do {
status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value,
ACPI_MTX_DO_NOT_LOCK);
status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -432,13 +430,12 @@ acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)
ACPI_FUNCTION_TRACE(acpi_enter_sleep_state_s4bios);
status =
acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK);
status = acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK);
status = acpi_hw_clear_acpi_status();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -465,8 +462,7 @@ acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)
do {
acpi_os_stall(1000);
status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value,
ACPI_MTX_DO_NOT_LOCK);
status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -599,13 +595,11 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state)
(void)
acpi_set_register(acpi_gbl_fixed_event_info
[ACPI_EVENT_POWER_BUTTON].enable_register_id, 1,
ACPI_MTX_DO_NOT_LOCK);
[ACPI_EVENT_POWER_BUTTON].enable_register_id, 1);
(void)
acpi_set_register(acpi_gbl_fixed_event_info
[ACPI_EVENT_POWER_BUTTON].status_register_id, 1,
ACPI_MTX_DO_NOT_LOCK);
[ACPI_EVENT_POWER_BUTTON].status_register_id, 1);
arg.integer.value = ACPI_SST_WORKING;
status = acpi_evaluate_object(NULL, METHOD_NAME__SST, &arg_list, NULL);

2
drivers/acpi/pci_link.c
View File

@ -785,7 +785,7 @@ static int irqrouter_resume(struct sys_device *dev)
/* Make sure SCI is enabled again (Apple firmware bug?) */
acpi_set_register(ACPI_BITREG_SCI_ENABLE, 1, ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_SCI_ENABLE, 1);
list_for_each(node, &acpi_link.entries) {
link = list_entry(node, struct acpi_pci_link, node);

21
drivers/acpi/processor_idle.c
View File

@ -187,8 +187,7 @@ acpi_processor_power_activate(struct acpi_processor *pr,
case ACPI_STATE_C3:
/* Disable bus master reload */
if (new->type != ACPI_STATE_C3 && pr->flags.bm_check)
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0,
ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0);
break;
}
}
@ -198,8 +197,7 @@ acpi_processor_power_activate(struct acpi_processor *pr,
case ACPI_STATE_C3:
/* Enable bus master reload */
if (old->type != ACPI_STATE_C3 && pr->flags.bm_check)
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 1,
ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 1);
break;
}
@ -291,12 +289,10 @@ static void acpi_processor_idle(void)
pr->power.bm_activity <<= diff;
acpi_get_register(ACPI_BITREG_BUS_MASTER_STATUS,
&bm_status, ACPI_MTX_DO_NOT_LOCK);
acpi_get_register(ACPI_BITREG_BUS_MASTER_STATUS, &bm_status);
if (bm_status) {
pr->power.bm_activity |= 0x1;
acpi_set_register(ACPI_BITREG_BUS_MASTER_STATUS,
1, ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_BUS_MASTER_STATUS, 1);
}
/*
* PIIX4 Erratum #18: Note that BM_STS doesn't always reflect
@ -411,8 +407,7 @@ static void acpi_processor_idle(void)
* All CPUs are trying to go to C3
* Disable bus master arbitration
*/
acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1,
ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1);
}
} else {
/* SMP with no shared cache... Invalidate cache */
@ -428,8 +423,7 @@ static void acpi_processor_idle(void)
if (pr->flags.bm_check) {
/* Enable bus master arbitration */
atomic_dec(&c3_cpu_count);
acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0,
ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0);
}
#ifdef CONFIG_GENERIC_TIME
@ -890,8 +884,7 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
" for C3 to be enabled on SMP systems\n"));
return;
}
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD,
0, ACPI_MTX_DO_NOT_LOCK);
acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0);
}
/*

2
include/acpi/achware.h
View File

@ -82,7 +82,7 @@ acpi_hw_low_level_read(u32 width,
acpi_status
acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address *reg);
acpi_status acpi_hw_clear_acpi_status(u32 flags);
acpi_status acpi_hw_clear_acpi_status(void);
/*
* hwgpe - GPE support

4
include/acpi/acpixf.h
View File

@ -312,9 +312,9 @@ acpi_resource_to_address64(struct acpi_resource *resource,
/*
* Hardware (ACPI device) interfaces
*/
acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags);
acpi_status acpi_get_register(u32 register_id, u32 * return_value);
acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags);
acpi_status acpi_set_register(u32 register_id, u32 value);
acpi_status
acpi_set_firmware_waking_vector(acpi_physical_address physical_address);