X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Facpi%2Fevents%2Fevxfevnt.c;h=99a7502e6a87465894e262b566b99f2a8dec35bf;hb=59524a37446e18a672188d86d23c8c76fd488621;hp=887ff9f28a0d254277ad31192d17bdcfde3edf17;hpb=c85b2a5fe200d744a814d23c258460d4fc98a546;p=linux-2.6-omap-h63xx.git diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c index 887ff9f28a0..99a7502e6a8 100644 --- a/drivers/acpi/events/evxfevnt.c +++ b/drivers/acpi/events/evxfevnt.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2005, R. Byron Moore + * Copyright (C) 2000 - 2008, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -41,11 +41,10 @@ * POSSIBILITY OF SUCH DAMAGES. */ -#include - #include #include #include +#include #define _COMPONENT ACPI_EVENTS ACPI_MODULE_NAME("evxfevnt") @@ -65,16 +64,16 @@ acpi_status acpi_enable(void) { acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE("acpi_enable"); + ACPI_FUNCTION_TRACE(acpi_enable); - /* Make sure we have the FADT */ + /* ACPI tables must be present */ - if (!acpi_gbl_FADT) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, - "No FADT information present!\n")); + if (!acpi_tb_tables_loaded()) { return_ACPI_STATUS(AE_NO_ACPI_TABLES); } + /* Check current mode */ + if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) { ACPI_DEBUG_PRINT((ACPI_DB_INIT, "System is already in ACPI mode\n")); @@ -83,7 +82,8 @@ acpi_status acpi_enable(void) status = acpi_hw_set_mode(ACPI_SYS_MODE_ACPI); if (ACPI_FAILURE(status)) { - ACPI_REPORT_ERROR(("Could not transition to ACPI mode.\n")); + ACPI_ERROR((AE_INFO, + "Could not transition to ACPI mode")); return_ACPI_STATUS(status); } @@ -94,6 +94,8 @@ acpi_status acpi_enable(void) return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_enable) + /******************************************************************************* * * FUNCTION: acpi_disable @@ -105,18 +107,11 @@ acpi_status acpi_enable(void) * DESCRIPTION: Transfers the system into LEGACY (non-ACPI) mode. * ******************************************************************************/ - acpi_status acpi_disable(void) { 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_FUNCTION_TRACE(acpi_disable); if (acpi_hw_get_mode() == ACPI_SYS_MODE_LEGACY) { ACPI_DEBUG_PRINT((ACPI_DB_INIT, @@ -127,8 +122,8 @@ acpi_status acpi_disable(void) 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")); + ACPI_ERROR((AE_INFO, + "Could not exit ACPI mode to legacy mode")); return_ACPI_STATUS(status); } @@ -138,6 +133,8 @@ acpi_status acpi_disable(void) return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_disable) + /******************************************************************************* * * FUNCTION: acpi_enable_event @@ -150,13 +147,12 @@ acpi_status acpi_disable(void) * DESCRIPTION: Enable an ACPI event (fixed) * ******************************************************************************/ - acpi_status acpi_enable_event(u32 event, u32 flags) { acpi_status status = AE_OK; u32 value; - ACPI_FUNCTION_TRACE("acpi_enable_event"); + ACPI_FUNCTION_TRACE(acpi_enable_event); /* Decode the Fixed Event */ @@ -170,7 +166,7 @@ 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); } @@ -179,22 +175,22 @@ 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); } if (value != 1) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Could not enable %s event\n", - acpi_ut_get_event_name(event))); + 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); } -EXPORT_SYMBOL(acpi_enable_event); +ACPI_EXPORT_SYMBOL(acpi_enable_event) /******************************************************************************* * @@ -209,13 +205,12 @@ EXPORT_SYMBOL(acpi_enable_event); * DESCRIPTION: Set the type of an individual GPE * ******************************************************************************/ - 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_FUNCTION_TRACE("acpi_set_gpe_type"); + ACPI_FUNCTION_TRACE(acpi_set_gpe_type); /* Ensure that we have a valid GPE number */ @@ -237,7 +232,7 @@ acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type) return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_set_gpe_type); +ACPI_EXPORT_SYMBOL(acpi_set_gpe_type) /******************************************************************************* * @@ -253,13 +248,12 @@ EXPORT_SYMBOL(acpi_set_gpe_type); * DESCRIPTION: Enable an ACPI event (general purpose) * ******************************************************************************/ - acpi_status acpi_enable_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_enable_gpe"); + ACPI_FUNCTION_TRACE(acpi_enable_gpe); /* Use semaphore lock if not executing at interrupt level */ @@ -289,7 +283,7 @@ acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_enable_gpe); +ACPI_EXPORT_SYMBOL(acpi_enable_gpe) /******************************************************************************* * @@ -305,13 +299,12 @@ EXPORT_SYMBOL(acpi_enable_gpe); * DESCRIPTION: Disable an ACPI event (general purpose) * ******************************************************************************/ - 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_FUNCTION_TRACE(acpi_disable_gpe); /* Use semaphore lock if not executing at interrupt level */ @@ -339,6 +332,8 @@ acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_disable_gpe) + /******************************************************************************* * * FUNCTION: acpi_disable_event @@ -351,13 +346,12 @@ acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) * 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"); + ACPI_FUNCTION_TRACE(acpi_disable_event); /* Decode the Fixed Event */ @@ -371,29 +365,29 @@ 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); } if (value != 0) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Could not disable %s events\n", - acpi_ut_get_event_name(event))); + 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); } -EXPORT_SYMBOL(acpi_disable_event); +ACPI_EXPORT_SYMBOL(acpi_disable_event) /******************************************************************************* * @@ -406,12 +400,11 @@ EXPORT_SYMBOL(acpi_disable_event); * DESCRIPTION: Clear an ACPI event (fixed) * ******************************************************************************/ - acpi_status acpi_clear_event(u32 event) { acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE("acpi_clear_event"); + ACPI_FUNCTION_TRACE(acpi_clear_event); /* Decode the Fixed Event */ @@ -425,12 +418,12 @@ 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); } -EXPORT_SYMBOL(acpi_clear_event); +ACPI_EXPORT_SYMBOL(acpi_clear_event) /******************************************************************************* * @@ -445,13 +438,12 @@ EXPORT_SYMBOL(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 status = AE_OK; struct acpi_gpe_event_info *gpe_event_info; - ACPI_FUNCTION_TRACE("acpi_clear_gpe"); + ACPI_FUNCTION_TRACE(acpi_clear_gpe); /* Use semaphore lock if not executing at interrupt level */ @@ -479,6 +471,7 @@ acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) return_ACPI_STATUS(status); } +ACPI_EXPORT_SYMBOL(acpi_clear_gpe) #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -493,12 +486,11 @@ acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) * 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 status = AE_OK; - ACPI_FUNCTION_TRACE("acpi_get_event_status"); + ACPI_FUNCTION_TRACE(acpi_get_event_status); if (!event_status) { return_ACPI_STATUS(AE_BAD_PARAMETER); @@ -514,11 +506,13 @@ 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); } +ACPI_EXPORT_SYMBOL(acpi_get_event_status) + /******************************************************************************* * * FUNCTION: acpi_get_gpe_status @@ -534,7 +528,6 @@ acpi_status acpi_get_event_status(u32 event, acpi_event_status * 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) @@ -542,7 +535,7 @@ acpi_get_gpe_status(acpi_handle gpe_device, acpi_status status = AE_OK; struct acpi_gpe_event_info *gpe_event_info; - ACPI_FUNCTION_TRACE("acpi_get_gpe_status"); + ACPI_FUNCTION_TRACE(acpi_get_gpe_status); /* Use semaphore lock if not executing at interrupt level */ @@ -571,8 +564,9 @@ acpi_get_gpe_status(acpi_handle gpe_device, } return_ACPI_STATUS(status); } -#endif /* ACPI_FUTURE_USAGE */ +ACPI_EXPORT_SYMBOL(acpi_get_gpe_status) +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * * FUNCTION: acpi_install_gpe_block @@ -587,7 +581,6 @@ acpi_get_gpe_status(acpi_handle gpe_device, * 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, @@ -598,7 +591,7 @@ acpi_install_gpe_block(acpi_handle gpe_device, 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); @@ -626,10 +619,18 @@ acpi_install_gpe_block(acpi_handle gpe_device, 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); if (!obj_desc) { + /* No object, create a new one */ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_DEVICE); @@ -659,7 +660,7 @@ acpi_install_gpe_block(acpi_handle gpe_device, return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_gpe_block); +ACPI_EXPORT_SYMBOL(acpi_install_gpe_block) /******************************************************************************* * @@ -672,14 +673,13 @@ EXPORT_SYMBOL(acpi_install_gpe_block); * DESCRIPTION: Remove a previously installed block of GPE registers * ******************************************************************************/ - 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"); + ACPI_FUNCTION_TRACE(acpi_remove_gpe_block); if (!gpe_device) { return_ACPI_STATUS(AE_BAD_PARAMETER); @@ -715,4 +715,4 @@ acpi_status acpi_remove_gpe_block(acpi_handle gpe_device) return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_remove_gpe_block); +ACPI_EXPORT_SYMBOL(acpi_remove_gpe_block)