ACPICA: Delete stale FADT functions outside tbfadt.c.

Moved all FADT-related functions to a new file, tbfadt.c.
Eliminated the acpi_hw_initialize function - the
FADT registers are now validated when the table is loaded.

Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/utilities/utinit.c

@@ -50,103 +50,8 @@
 ACPI_MODULE_NAME("utinit")
 
 /* Local prototypes */
-static void acpi_ut_fadt_register_error(char *register_name, u32 value);
-
 static void acpi_ut_terminate(void);
 
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ut_fadt_register_error
- *
- * PARAMETERS:  register_name           - Pointer to string identifying register
- *              Value                   - Actual register contents value
- *
- * RETURN:      None
- *
- * DESCRIPTION: Display failure message
- *
- ******************************************************************************/
-
-static void acpi_ut_fadt_register_error(char *register_name, u32 value)
-{
-
-	ACPI_WARNING((AE_INFO, "Invalid FADT value %s = %X",
-		      register_name, value));
-}
-
-/******************************************************************************
- *
- * FUNCTION:    acpi_ut_validate_fadt
- *
- * PARAMETERS:  None
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Validate various ACPI registers in the FADT
- *
- ******************************************************************************/
-
-acpi_status acpi_ut_validate_fadt(void)
-{
-
-	/*
-	 * Verify Fixed ACPI Description Table fields,
-	 * but don't abort on any problems, just display error
-	 */
-	if (acpi_gbl_FADT.pm1_event_length < 4) {
-		acpi_ut_fadt_register_error("Pm1EventLength",
-					    (u32) acpi_gbl_FADT.
-					    pm1_event_length);
-	}
-
-	if (acpi_gbl_FADT.pm_timer_length < 4) {
-		acpi_ut_fadt_register_error("PmTimerLength",
-					    (u32) acpi_gbl_FADT.
-					    pm_timer_length);
-	}
-
-	if (!acpi_gbl_FADT.pm1_control_length) {
-		acpi_ut_fadt_register_error("Pm1ControlLength", 0);
-	}
-
-	if (!acpi_gbl_FADT.xpm1a_event_block.address) {
-		acpi_ut_fadt_register_error("XPm1aEventBlock.Address", 0);
-	}
-
-	if (!acpi_gbl_FADT.xpm1a_control_block.address) {
-		acpi_ut_fadt_register_error("XPm1aControlBlock.Address", 0);
-	}
-
-	if (!acpi_gbl_FADT.xpm_timer_block.address) {
-		acpi_ut_fadt_register_error("XPmTimerBlock.Address", 0);
-	}
-
-	if ((acpi_gbl_FADT.xpm2_control_block.address &&
-	     !acpi_gbl_FADT.pm2_control_length)) {
-		acpi_ut_fadt_register_error("Pm2ControlLength",
-					    (u32) acpi_gbl_FADT.
-					    pm2_control_length);
-	}
-
-	/* Length of GPE blocks must be a multiple of 2 */
-
-	if (acpi_gbl_FADT.xgpe0_block.address &&
-	    (acpi_gbl_FADT.gpe0_block_length & 1)) {
-		acpi_ut_fadt_register_error("Gpe0BlockLength",
-					    (u32) acpi_gbl_FADT.
-					    gpe0_block_length);
-	}
-
-	if (acpi_gbl_FADT.xgpe1_block.address &&
-	    (acpi_gbl_FADT.gpe1_block_length & 1)) {
-		acpi_ut_fadt_register_error("Gpe1BlockLength",
-					    (u32) acpi_gbl_FADT.
-					    gpe1_block_length);
-	}
-
-	return (AE_OK);
-}
-
 /******************************************************************************
  *
  * FUNCTION:    acpi_ut_terminate

drivers/acpi/utilities/utxface.c

@@ -127,20 +127,6 @@ acpi_status acpi_enable_subsystem(u32 flags)
 
 	ACPI_FUNCTION_TRACE(acpi_enable_subsystem);
 
-	/*
-	 * We must initialize the hardware before we can enable ACPI.
-	 * The values from the FADT are validated here.
-	 */
-	if (!(flags & ACPI_NO_HARDWARE_INIT)) {
-		ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
-				  "[Init] Initializing ACPI hardware\n"));
-
-		status = acpi_hw_initialize();
-		if (ACPI_FAILURE(status)) {
-			return_ACPI_STATUS(status);
-		}
-	}
-
 	/* Enable ACPI mode */
 
 	if (!(flags & ACPI_NO_ACPI_ENABLE)) {