diff options
Diffstat (limited to 'drivers/acpi/acpica/evxfgpe.c')
| -rw-r--r-- | drivers/acpi/acpica/evxfgpe.c | 53 |
1 files changed, 46 insertions, 7 deletions
diff --git a/drivers/acpi/acpica/evxfgpe.c b/drivers/acpi/acpica/evxfgpe.c index b2d5f66cc1b0..60dacec1b121 100644 --- a/drivers/acpi/acpica/evxfgpe.c +++ b/drivers/acpi/acpica/evxfgpe.c @@ -3,7 +3,7 @@ * * Module Name: evxfgpe - External Interfaces for General Purpose Events (GPEs) * - * Copyright (C) 2000 - 2018, Intel Corp. + * Copyright (C) 2000 - 2025, Intel Corp. * *****************************************************************************/ @@ -108,7 +108,7 @@ acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number) if (gpe_event_info) { if (ACPI_GPE_DISPATCH_TYPE(gpe_event_info->flags) != ACPI_GPE_DISPATCH_NONE) { - status = acpi_ev_add_gpe_reference(gpe_event_info); + status = acpi_ev_add_gpe_reference(gpe_event_info, TRUE); if (ACPI_SUCCESS(status) && ACPI_GPE_IS_POLLING_NEEDED(gpe_event_info)) { @@ -644,17 +644,17 @@ ACPI_EXPORT_SYMBOL(acpi_get_gpe_status) * PARAMETERS: gpe_device - Parent GPE Device. NULL for GPE0/GPE1 * gpe_number - GPE level within the GPE block * - * RETURN: None + * RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED * * DESCRIPTION: Detect and dispatch a General Purpose Event to either a function * (e.g. EC) or method (e.g. _Lxx/_Exx) handler. * ******************************************************************************/ -void acpi_dispatch_gpe(acpi_handle gpe_device, u32 gpe_number) +u32 acpi_dispatch_gpe(acpi_handle gpe_device, u32 gpe_number) { ACPI_FUNCTION_TRACE(acpi_dispatch_gpe); - acpi_ev_detect_gpe(gpe_device, NULL, gpe_number); + return acpi_ev_detect_gpe(gpe_device, NULL, gpe_number); } ACPI_EXPORT_SYMBOL(acpi_dispatch_gpe) @@ -669,9 +669,9 @@ ACPI_EXPORT_SYMBOL(acpi_dispatch_gpe) * * RETURN: Status * - * DESCRIPTION: Clear and conditionally reenable a GPE. This completes the GPE + * DESCRIPTION: Clear and conditionally re-enable a GPE. This completes the GPE * processing. Intended for use by asynchronous host-installed - * GPE handlers. The GPE is only reenabled if the enable_for_run bit + * GPE handlers. The GPE is only re-enabled if the enable_for_run bit * is set in the GPE info. * ******************************************************************************/ @@ -795,6 +795,45 @@ acpi_status acpi_enable_all_wakeup_gpes(void) ACPI_EXPORT_SYMBOL(acpi_enable_all_wakeup_gpes) +/****************************************************************************** + * + * FUNCTION: acpi_any_gpe_status_set + * + * PARAMETERS: gpe_skip_number - Number of the GPE to skip + * + * RETURN: Whether or not the status bit is set for any GPE + * + * DESCRIPTION: Check the status bits of all enabled GPEs, except for the one + * represented by the "skip" argument, and return TRUE if any of + * them is set or FALSE otherwise. + * + ******************************************************************************/ +u32 acpi_any_gpe_status_set(u32 gpe_skip_number) +{ + acpi_status status; + acpi_handle gpe_device; + u8 ret; + + ACPI_FUNCTION_TRACE(acpi_any_gpe_status_set); + + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return (FALSE); + } + + status = acpi_get_gpe_device(gpe_skip_number, &gpe_device); + if (ACPI_FAILURE(status)) { + gpe_device = NULL; + } + + ret = acpi_hw_check_all_gpes(gpe_device, gpe_skip_number); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + + return (ret); +} + +ACPI_EXPORT_SYMBOL(acpi_any_gpe_status_set) + /******************************************************************************* * * FUNCTION: acpi_install_gpe_block |