diff options
Diffstat (limited to 'drivers/acpi/acpica/tbxfroot.c')
| -rw-r--r-- | drivers/acpi/acpica/tbxfroot.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/acpi/acpica/tbxfroot.c b/drivers/acpi/acpica/tbxfroot.c index 28f330230f9..65ab8fed3d5 100644 --- a/drivers/acpi/acpica/tbxfroot.c +++ b/drivers/acpi/acpica/tbxfroot.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2012, Intel Corp. + * Copyright (C) 2000 - 2014, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -48,11 +48,6 @@ #define _COMPONENT ACPI_TABLES ACPI_MODULE_NAME("tbxfroot") -/* Local prototypes */ -static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length); - -static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp); - /******************************************************************************* * * FUNCTION: acpi_tb_validate_rsdp @@ -64,8 +59,7 @@ static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp); * DESCRIPTION: Validate the RSDP (ptr) * ******************************************************************************/ - -static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp) +acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp) { /* @@ -74,8 +68,7 @@ static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp) * Note: Sometimes there exists more than one RSDP in memory; the valid * RSDP has a valid checksum, all others have an invalid checksum. */ - if (ACPI_STRNCMP((char *)rsdp, ACPI_SIG_RSDP, - sizeof(ACPI_SIG_RSDP) - 1) != 0) { + if (!ACPI_VALIDATE_RSDP_SIG(rsdp->signature)) { /* Nope, BAD Signature */ @@ -118,7 +111,7 @@ static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp) * ******************************************************************************/ -acpi_status acpi_find_root_pointer(acpi_size *table_address) +acpi_status __init acpi_find_root_pointer(acpi_size *table_address) { u8 *table_ptr; u8 *mem_rover; @@ -231,7 +224,7 @@ acpi_status acpi_find_root_pointer(acpi_size *table_address) * DESCRIPTION: Search a block of memory for the RSDP signature * ******************************************************************************/ -static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length) +u8 *acpi_tb_scan_memory_for_rsdp(u8 *start_address, u32 length) { acpi_status status; u8 *mem_rover; |