diff options
Diffstat (limited to 'drivers/acpi/acpica/utids.c')
| -rw-r--r-- | drivers/acpi/acpica/utids.c | 45 |
1 files changed, 4 insertions, 41 deletions
diff --git a/drivers/acpi/acpica/utids.c b/drivers/acpi/acpica/utids.c index 1397fadd0d4b..d2906328535d 100644 --- a/drivers/acpi/acpica/utids.c +++ b/drivers/acpi/acpica/utids.c @@ -48,42 +48,6 @@ #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME("utids") -/* Local prototypes */ -static void acpi_ut_copy_id_string(char *destination, char *source); - -/******************************************************************************* - * - * FUNCTION: acpi_ut_copy_id_string - * - * PARAMETERS: Destination - Where to copy the string - * Source - Source string - * - * RETURN: None - * - * DESCRIPTION: Copies an ID string for the _HID, _CID, and _UID methods. - * Performs removal of a leading asterisk if present -- workaround - * for a known issue on a bunch of machines. - * - ******************************************************************************/ - -static void acpi_ut_copy_id_string(char *destination, char *source) -{ - - /* - * Workaround for ID strings that have a leading asterisk. This construct - * is not allowed by the ACPI specification (ID strings must be - * alphanumeric), but enough existing machines have this embedded in their - * ID strings that the following code is useful. - */ - if (*source == '*') { - source++; - } - - /* Do the actual copy */ - - ACPI_STRCPY(destination, source); -} - /******************************************************************************* * * FUNCTION: acpi_ut_execute_HID @@ -101,7 +65,6 @@ static void acpi_ut_copy_id_string(char *destination, char *source) * NOTE: Internal function, no parameter validation * ******************************************************************************/ - acpi_status acpi_ut_execute_HID(struct acpi_namespace_node *device_node, struct acpica_device_id **return_id) @@ -147,7 +110,7 @@ acpi_ut_execute_HID(struct acpi_namespace_node *device_node, if (obj_desc->common.type == ACPI_TYPE_INTEGER) { acpi_ex_eisa_id_to_string(hid->string, obj_desc->integer.value); } else { - acpi_ut_copy_id_string(hid->string, obj_desc->string.pointer); + ACPI_STRCPY(hid->string, obj_desc->string.pointer); } hid->length = length; @@ -224,7 +187,7 @@ acpi_ut_execute_UID(struct acpi_namespace_node *device_node, if (obj_desc->common.type == ACPI_TYPE_INTEGER) { acpi_ex_integer_to_string(uid->string, obj_desc->integer.value); } else { - acpi_ut_copy_id_string(uid->string, obj_desc->string.pointer); + ACPI_STRCPY(uid->string, obj_desc->string.pointer); } uid->length = length; @@ -357,8 +320,8 @@ acpi_ut_execute_CID(struct acpi_namespace_node *device_node, /* Copy the String CID from the returned object */ - acpi_ut_copy_id_string(next_id_string, - cid_objects[i]->string.pointer); + ACPI_STRCPY(next_id_string, + cid_objects[i]->string.pointer); length = cid_objects[i]->string.length + 1; } |