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ACPICA: Remove restriction of 256 maximum GPEs in any GPE block

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The FADT can support over 1000 GPEs, so remove any restriction
on the GPE numbers.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Acked-by: Len Brown <len.brown@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2013-07-17 09:48:50 +08:00 committed by Rafael J. Wysocki
parent 0fb3adf809
commit 2c48e3eacb
2 changed files with 0 additions and 18 deletions
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11
drivers/acpi/acpica/evgpeinit.c
View file

@ -125,7 +125,6 @@ acpi_status acpi_ev_gpe_initialize(void)
/* GPE block 0 exists (has both length and address > 0) */
register_count0 = (u16)(acpi_gbl_FADT.gpe0_block_length / 2);
gpe_number_max =
(register_count0 * ACPI_GPE_REGISTER_WIDTH) - 1;
@ -204,16 +203,6 @@ acpi_status acpi_ev_gpe_initialize(void)
goto cleanup;
}
/* Check for Max GPE number out-of-range */
if (gpe_number_max > ACPI_GPE_MAX) {
ACPI_ERROR((AE_INFO,
"Maximum GPE number from FADT is too large: 0x%X",
gpe_number_max));
status = AE_BAD_VALUE;
goto cleanup;
}
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(AE_OK);

7
include/acpi/actypes.h
View file

@ -668,13 +668,6 @@ typedef u32 acpi_event_status;
#define ACPI_EVENT_FLAG_SET (acpi_event_status) 0x04
#define ACPI_EVENT_FLAG_HANDLE (acpi_event_status) 0x08
/*
* General Purpose Events (GPE)
*/
#define ACPI_GPE_INVALID 0xFF
#define ACPI_GPE_MAX 0xFF
#define ACPI_NUM_GPE 256
/* Actions for acpi_set_gpe, acpi_gpe_wakeup, acpi_hw_low_set_gpe */
#define ACPI_GPE_ENABLE 0