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ACPICA: Store GPE number instead of bitmask

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Update internal GPE data structure to simplify
debug, use gpe_number instead of register bitmask.

Signed-off-by: Bob Moore <bob.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Alexey Starikovskiy 2007-02-02 19:48:19 +03:00 committed by Len Brown
parent 3d81b236a8
commit 69874165ab
6 changed files with 18 additions and 10 deletions
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7
drivers/acpi/events/evgpe.c
View File

@ -121,7 +121,9 @@ acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info,
if (!gpe_register_info) {
return_ACPI_STATUS(AE_NOT_EXIST);
}
register_bit = gpe_event_info->register_bit;
register_bit = (u8)
(1 <<
(gpe_event_info->gpe_number - gpe_register_info->base_gpe_number));
/* 1) Disable case. Simply clear all enable bits */
@ -458,8 +460,7 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
/* Examine one GPE bit */
if (enabled_status_byte &
acpi_gbl_decode_to8bit[j]) {
if (enabled_status_byte & (1 << j)) {
/*
* Found an active GPE. Dispatch the event to a handler
* or method.

3
drivers/acpi/events/evgpeblk.c
View File

@ -819,7 +819,8 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
/* Init the event_info for each GPE within this register */
for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) {
this_event->register_bit = acpi_gbl_decode_to8bit[j];
this_event->gpe_number =
(u8) (this_register->base_gpe_number + j);
this_event->register_info = this_register;
this_event++;
}

13
drivers/acpi/hardware/hwgpe.c
View File

@ -105,14 +105,20 @@ acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info)
acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info)
{
acpi_status status;
u8 register_bit;
ACPI_FUNCTION_ENTRY();
register_bit = (u8)
(1 <<
(gpe_event_info->gpe_number -
gpe_event_info->register_info->base_gpe_number));
/*
* Write a one to the appropriate bit in the status register to
* clear this GPE.
*/
status = acpi_hw_low_level_write(8, gpe_event_info->register_bit,
status = acpi_hw_low_level_write(8, register_bit,
&gpe_event_info->register_info->
status_address);
@ -155,7 +161,10 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
/* Get the register bitmask for this GPE */
register_bit = gpe_event_info->register_bit;
register_bit = (u8)
(1 <<
(gpe_event_info->gpe_number -
gpe_event_info->register_info->base_gpe_number));
/* GPE currently enabled? (enabled for runtime?) */

2
drivers/acpi/utilities/utglobal.c
View File

@ -164,8 +164,6 @@ u32 acpi_gbl_startup_flags = 0;
u8 acpi_gbl_shutdown = TRUE;
const u8 acpi_gbl_decode_to8bit[8] = { 1, 2, 4, 8, 16, 32, 64, 128 };
const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
"\\_S0_",
"\\_S1_",

1
include/acpi/acglobal.h
View File

@ -240,7 +240,6 @@ ACPI_EXTERN u8 acpi_gbl_system_awake_and_running;
extern u8 acpi_gbl_shutdown;
extern u32 acpi_gbl_startup_flags;
extern const u8 acpi_gbl_decode_to8bit[8];
extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT];
extern const char *acpi_gbl_highest_dstate_names[4];
extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];

2
include/acpi/aclocal.h
View File

@ -367,7 +367,7 @@ struct acpi_gpe_event_info {
union acpi_gpe_dispatch_info dispatch; /* Either Method or Handler */
struct acpi_gpe_register_info *register_info; /* Backpointer to register info */
u8 flags; /* Misc info about this GPE */
u8 register_bit; /* This GPE bit within the register */
u8 gpe_number; /* This GPE */
};
/* Information about a GPE register pair, one per each status/enable pair in an array */