X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Facpi%2Fevents%2Fevxfevnt.c;h=7ebc2efac936ce5a2d3a7005a508fe658580af4c;hb=a2f44b27303a5353859d77a3e96a1d3f33f56ab7;hp=640f51fb0ea940fb365f5737598347ad2d6ba797;hpb=daddc0d38b3571bed170afa273a49a0eba090c1e;p=linux-2.6.git diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c index 640f51fb0..7ebc2efac 100644 --- a/drivers/acpi/events/evxfevnt.c +++ b/drivers/acpi/events/evxfevnt.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2004, R. Byron Moore + * Copyright (C) 2000 - 2006, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -41,14 +41,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include #include #include #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evxfevnt") - +ACPI_MODULE_NAME("evxfevnt") /******************************************************************************* * @@ -61,41 +59,40 @@ * DESCRIPTION: Transfers the system into ACPI mode. * ******************************************************************************/ - -acpi_status -acpi_enable (void) +acpi_status acpi_enable(void) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE ("acpi_enable"); + ACPI_FUNCTION_TRACE(acpi_enable); - - /* Make sure we have the FADT*/ + /* Make sure we have the FADT */ if (!acpi_gbl_FADT) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No FADT information present!\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_WARNING((AE_INFO, "No FADT information present!")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) { - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "System is already in ACPI mode\n")); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "System is already in ACPI mode\n")); + } else { /* Transition to ACPI mode */ - status = acpi_hw_set_mode (ACPI_SYS_MODE_ACPI); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not transition to ACPI mode.\n")); - return_ACPI_STATUS (status); + status = acpi_hw_set_mode(ACPI_SYS_MODE_ACPI); + if (ACPI_FAILURE(status)) { + ACPI_ERROR((AE_INFO, + "Could not transition to ACPI mode")); + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "Transition to ACPI mode successful\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "Transition to ACPI mode successful\n")); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_enable) /******************************************************************************* * @@ -105,43 +102,41 @@ acpi_enable (void) * * RETURN: Status * - * DESCRIPTION: Transfers the system into LEGACY mode. + * DESCRIPTION: Transfers the system into LEGACY (non-ACPI) mode. * ******************************************************************************/ - -acpi_status -acpi_disable (void) +acpi_status acpi_disable(void) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_disable"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE(acpi_disable); if (!acpi_gbl_FADT) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No FADT information present!\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_WARNING((AE_INFO, "No FADT information present!")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } if (acpi_hw_get_mode() == ACPI_SYS_MODE_LEGACY) { - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "System is already in legacy (non-ACPI) mode\n")); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "System is already in legacy (non-ACPI) mode\n")); + } else { /* Transition to LEGACY mode */ - status = acpi_hw_set_mode (ACPI_SYS_MODE_LEGACY); + status = acpi_hw_set_mode(ACPI_SYS_MODE_LEGACY); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not exit ACPI mode to legacy mode")); - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + ACPI_ERROR((AE_INFO, + "Could not exit ACPI mode to legacy mode")); + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "ACPI mode disabled\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI mode disabled\n")); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_disable) /******************************************************************************* * @@ -155,186 +150,143 @@ acpi_disable (void) * DESCRIPTION: Enable an ACPI event (fixed) * ******************************************************************************/ - -acpi_status -acpi_enable_event ( - u32 event, - u32 flags) +acpi_status acpi_enable_event(u32 event, u32 flags) { - acpi_status status = AE_OK; - u32 value; - - - ACPI_FUNCTION_TRACE ("acpi_enable_event"); + acpi_status status = AE_OK; + u32 value; + ACPI_FUNCTION_TRACE(acpi_enable_event); /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * Enable the requested fixed event (by writing a one to the * enable register bit) */ - status = acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id, - 1, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_set_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, 1, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Make sure that the hardware responded */ - status = acpi_get_register (acpi_gbl_fixed_event_info[event].enable_register_id, - &value, ACPI_MTX_LOCK); - 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); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (value != 1) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not enable %s event\n", acpi_ut_get_event_name (event))); - return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE); + ACPI_ERROR((AE_INFO, + "Could not enable %s event", + acpi_ut_get_event_name(event))); + return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_enable_event) /******************************************************************************* * - * FUNCTION: acpi_enable_gpe + * FUNCTION: acpi_set_gpe_type * * PARAMETERS: gpe_device - Parent GPE Device * gpe_number - GPE level within the GPE block - * Flags - Just enable, or also wake enable? - * Called from ISR or not + * Type - New GPE type * * RETURN: Status * - * DESCRIPTION: Enable an ACPI event (general purpose) + * DESCRIPTION: Set the type of an individual GPE * ******************************************************************************/ - -acpi_status -acpi_enable_gpe ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags) +acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; - ACPI_FUNCTION_TRACE ("acpi_enable_gpe"); - - - /* Use semaphore lock if not executing at interrupt level */ - - if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } - } + ACPI_FUNCTION_TRACE(acpi_set_gpe_type); /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - /* Check for Wake vs Runtime GPE */ - - if (flags & ACPI_EVENT_WAKE_ENABLE) { - /* Ensure the requested wake GPE is disabled */ - - status = acpi_hw_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - goto unlock_and_exit; - } - - /* Defer Enable of Wake GPE until sleep time */ - - acpi_hw_enable_gpe_for_wakeup (gpe_event_info); + if ((gpe_event_info->flags & ACPI_GPE_TYPE_MASK) == type) { + return_ACPI_STATUS(AE_OK); } - else { - /* Enable the requested runtime GPE */ - status = acpi_hw_enable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - goto unlock_and_exit; - } - } + /* Set the new type (will disable GPE if currently enabled) */ + status = acpi_ev_set_gpe_type(gpe_event_info, type); -unlock_and_exit: - if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); - } - return_ACPI_STATUS (status); + unlock_and_exit: + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_set_gpe_type) /******************************************************************************* * - * FUNCTION: acpi_disable_event + * FUNCTION: acpi_enable_gpe * - * PARAMETERS: Event - The fixed eventto be enabled - * Flags - Reserved + * PARAMETERS: gpe_device - Parent GPE Device + * gpe_number - GPE level within the GPE block + * Flags - Just enable, or also wake enable? + * Called from ISR or not * * RETURN: Status * - * DESCRIPTION: Disable an ACPI event (fixed) + * DESCRIPTION: Enable an ACPI event (general purpose) * ******************************************************************************/ - -acpi_status -acpi_disable_event ( - u32 event, - u32 flags) +acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) { - acpi_status status = AE_OK; - u32 value; + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE(acpi_enable_gpe); - ACPI_FUNCTION_TRACE ("acpi_disable_event"); + /* Use semaphore lock if not executing at interrupt level */ + if (flags & ACPI_NOT_ISR) { + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + } - /* Decode the Fixed Event */ + /* Ensure that we have a valid GPE number */ - if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); + if (!gpe_event_info) { + status = AE_BAD_PARAMETER; + goto unlock_and_exit; } - /* - * Disable the requested fixed event (by writing a zero to the - * enable register bit) - */ - status = acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id, - 0, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + /* Perform the enable */ - status = acpi_get_register (acpi_gbl_fixed_event_info[event].enable_register_id, - &value, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + status = acpi_ev_enable_gpe(gpe_event_info, TRUE); - if (value != 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not disable %s events\n", acpi_ut_get_event_name (event))); - return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE); + unlock_and_exit: + if (flags & ACPI_NOT_ISR) { + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_enable_gpe) /******************************************************************************* * @@ -342,7 +294,7 @@ acpi_disable_event ( * * PARAMETERS: gpe_device - Parent GPE Device * gpe_number - GPE level within the GPE block - * Flags - Just enable, or also wake enable? + * Flags - Just disable, or also wake disable? * Called from ISR or not * * RETURN: Status @@ -350,55 +302,95 @@ acpi_disable_event ( * DESCRIPTION: Disable an ACPI event (general purpose) * ******************************************************************************/ - -acpi_status -acpi_disable_gpe ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags) +acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_disable_gpe"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE(acpi_disable_gpe); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } + status = acpi_ev_disable_gpe(gpe_event_info); + + unlock_and_exit: + if (flags & ACPI_NOT_ISR) { + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + } + return_ACPI_STATUS(status); +} + +ACPI_EXPORT_SYMBOL(acpi_disable_gpe) + +/******************************************************************************* + * + * FUNCTION: acpi_disable_event + * + * PARAMETERS: Event - The fixed eventto be enabled + * Flags - Reserved + * + * RETURN: Status + * + * DESCRIPTION: Disable an ACPI event (fixed) + * + ******************************************************************************/ +acpi_status acpi_disable_event(u32 event, u32 flags) +{ + acpi_status status = AE_OK; + u32 value; + + ACPI_FUNCTION_TRACE(acpi_disable_event); + + /* Decode the Fixed Event */ + + if (event > ACPI_EVENT_MAX) { + return_ACPI_STATUS(AE_BAD_PARAMETER); + } + /* - * Only disable the requested GPE number for wake if specified. - * Otherwise, turn it totally off + * Disable the requested fixed event (by writing a zero to the + * enable register bit) */ - if (flags & ACPI_EVENT_WAKE_DISABLE) { - acpi_hw_disable_gpe_for_wakeup (gpe_event_info); + status = + acpi_set_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, 0, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - else { - status = acpi_hw_disable_gpe (gpe_event_info); + + status = + acpi_get_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, &value, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } -unlock_and_exit: - if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + if (value != 0) { + ACPI_ERROR((AE_INFO, + "Could not disable %s events", + acpi_ut_get_event_name(event))); + return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); } - return_ACPI_STATUS (status); + + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_disable_event) /******************************************************************************* * @@ -411,33 +403,30 @@ unlock_and_exit: * DESCRIPTION: Clear an ACPI event (fixed) * ******************************************************************************/ - -acpi_status -acpi_clear_event ( - u32 event) +acpi_status acpi_clear_event(u32 event) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_clear_event"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE(acpi_clear_event); /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * Clear the requested fixed event (By writing a one to the * status register bit) */ - status = acpi_set_register (acpi_gbl_fixed_event_info[event].status_register_id, - 1, ACPI_MTX_LOCK); + status = + acpi_set_register(acpi_gbl_fixed_event_info[event]. + status_register_id, 1, ACPI_MTX_LOCK); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_clear_event) /******************************************************************************* * @@ -452,53 +441,48 @@ acpi_clear_event ( * DESCRIPTION: Clear an ACPI event (general purpose) * ******************************************************************************/ - -acpi_status -acpi_clear_gpe ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags) +acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_clear_gpe"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE(acpi_clear_gpe); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - status = acpi_hw_clear_gpe (gpe_event_info); + status = acpi_hw_clear_gpe(gpe_event_info); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_clear_gpe) +#ifdef ACPI_FUTURE_USAGE /******************************************************************************* * * FUNCTION: acpi_get_event_status * * PARAMETERS: Event - The fixed event - * Event Status - Where the current status of the event will + * event_status - Where the current status of the event will * be returned * * RETURN: Status @@ -506,36 +490,32 @@ unlock_and_exit: * DESCRIPTION: Obtains and returns the current status of the event * ******************************************************************************/ - -acpi_status -acpi_get_event_status ( - u32 event, - acpi_event_status *event_status) +acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_get_event_status"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE(acpi_get_event_status); if (!event_status) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the status of the requested fixed event */ - status = acpi_get_register (acpi_gbl_fixed_event_info[event].status_register_id, - event_status, ACPI_MTX_LOCK); + status = + acpi_get_register(acpi_gbl_fixed_event_info[event]. + status_register_id, event_status, ACPI_MTX_LOCK); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_get_event_status) /******************************************************************************* * @@ -544,7 +524,7 @@ acpi_get_event_status ( * PARAMETERS: gpe_device - Parent GPE Device * gpe_number - GPE level within the GPE block * Flags - Called from an ISR or not - * Event Status - Where the current status of the event will + * event_status - Where the current status of the event will * be returned * * RETURN: Status @@ -552,33 +532,27 @@ acpi_get_event_status ( * DESCRIPTION: Get status of an event (general purpose) * ******************************************************************************/ - acpi_status -acpi_get_gpe_status ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags, - acpi_event_status *event_status) +acpi_get_gpe_status(acpi_handle gpe_device, + u32 gpe_number, u32 flags, acpi_event_status * event_status) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_get_gpe_status"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE(acpi_get_gpe_status); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -586,15 +560,17 @@ acpi_get_gpe_status ( /* Obtain status on the requested GPE number */ - status = acpi_hw_get_gpe_status (gpe_event_info, event_status); + status = acpi_hw_get_gpe_status(gpe_event_info, event_status); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_get_gpe_status) +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -603,42 +579,35 @@ unlock_and_exit: * PARAMETERS: gpe_device - Handle to the parent GPE Block Device * gpe_block_address - Address and space_iD * register_count - Number of GPE register pairs in the block - * interrupt_level - H/W interrupt for the block + * interrupt_number - H/W interrupt for the block * * RETURN: Status * * DESCRIPTION: Create and Install a block of GPE registers * ******************************************************************************/ - acpi_status -acpi_install_gpe_block ( - acpi_handle gpe_device, - struct acpi_generic_address *gpe_block_address, - u32 register_count, - u32 interrupt_level) +acpi_install_gpe_block(acpi_handle gpe_device, + struct acpi_generic_address *gpe_block_address, + u32 register_count, u32 interrupt_number) { - acpi_status status; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - struct acpi_gpe_block_info *gpe_block; + acpi_status status; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + struct acpi_gpe_block_info *gpe_block; + ACPI_FUNCTION_TRACE(acpi_install_gpe_block); - ACPI_FUNCTION_TRACE ("acpi_install_gpe_block"); - - - if ((!gpe_device) || - (!gpe_block_address) || - (!register_count)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((!gpe_device) || (!gpe_block_address) || (!register_count)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - node = acpi_ns_map_handle_to_node (gpe_device); + node = acpi_ns_map_handle_to_node(gpe_device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -648,31 +617,41 @@ acpi_install_gpe_block ( * For user-installed GPE Block Devices, the gpe_block_base_number * is always zero */ - status = acpi_ev_create_gpe_block (node, gpe_block_address, register_count, - 0, interrupt_level, &gpe_block); - if (ACPI_FAILURE (status)) { + status = + acpi_ev_create_gpe_block(node, gpe_block_address, register_count, 0, + interrupt_number, &gpe_block); + if (ACPI_FAILURE(status)) { + goto unlock_and_exit; + } + + /* Run the _PRW methods and enable the GPEs */ + + status = acpi_ev_initialize_gpe_block(node, gpe_block); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Get the device_object attached to the node */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { + /* No object, create a new one */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_DEVICE); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_DEVICE); if (!obj_desc) { status = AE_NO_MEMORY; goto unlock_and_exit; } - status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_DEVICE); + status = + acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_DEVICE); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } } @@ -681,12 +660,12 @@ acpi_install_gpe_block ( obj_desc->device.gpe_block = gpe_block; - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_install_gpe_block) /******************************************************************************* * @@ -699,29 +678,24 @@ unlock_and_exit: * DESCRIPTION: Remove a previously installed block of GPE registers * ******************************************************************************/ - -acpi_status -acpi_remove_gpe_block ( - acpi_handle gpe_device) +acpi_status acpi_remove_gpe_block(acpi_handle gpe_device) { - union acpi_operand_object *obj_desc; - acpi_status status; - struct acpi_namespace_node *node; - - - ACPI_FUNCTION_TRACE ("acpi_remove_gpe_block"); + union acpi_operand_object *obj_desc; + acpi_status status; + struct acpi_namespace_node *node; + ACPI_FUNCTION_TRACE(acpi_remove_gpe_block); if (!gpe_device) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - node = acpi_ns_map_handle_to_node (gpe_device); + node = acpi_ns_map_handle_to_node(gpe_device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -729,21 +703,21 @@ acpi_remove_gpe_block ( /* Get the device_object attached to the node */ - obj_desc = acpi_ns_get_attached_object (node); - if (!obj_desc || - !obj_desc->device.gpe_block) { - return_ACPI_STATUS (AE_NULL_OBJECT); + obj_desc = acpi_ns_get_attached_object(node); + if (!obj_desc || !obj_desc->device.gpe_block) { + return_ACPI_STATUS(AE_NULL_OBJECT); } /* Delete the GPE block (but not the device_object) */ - status = acpi_ev_delete_gpe_block (obj_desc->device.gpe_block); - if (ACPI_SUCCESS (status)) { + status = acpi_ev_delete_gpe_block(obj_desc->device.gpe_block); + if (ACPI_SUCCESS(status)) { obj_desc->device.gpe_block = NULL; } -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_remove_gpe_block)