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Subject[PATCH 1/4] SATA ACPI build (applies to 2.6.16-git9)
From: Randy Dunlap <randy_d_dunlap@linux.intel.com>

Add ata_acpi in Makefile and Kconfig.
Add ACPI obj_handle.
Add ata_acpi.c to libata kernel-doc template file.

Signed-off-by: Randy Dunlap <randy_d_dunlap@linux.intel.com>
---
Documentation/DocBook/libata.tmpl | 6 ++++++
drivers/scsi/Kconfig | 5 +++++
drivers/scsi/Makefile | 3 +++
include/linux/libata.h | 6 ++++++
4 files changed, 20 insertions(+)

--- linux-2615-g9.orig/drivers/scsi/Makefile
+++ linux-2615-g9/drivers/scsi/Makefile
@@ -164,6 +164,9 @@ CFLAGS_ncr53c8xx.o := $(ncr53c8xx-flags-
zalon7xx-objs := zalon.o ncr53c8xx.o
NCR_Q720_mod-objs := NCR_Q720.o ncr53c8xx.o
libata-objs := libata-core.o libata-scsi.o
+ifeq ($(CONFIG_SCSI_SATA_ACPI),y)
+ libata-objs += libata-acpi.o
+endif
oktagon_esp_mod-objs := oktagon_esp.o oktagon_io.o

# Files generated that shall be removed upon make clean
--- linux-2615-g9.orig/drivers/scsi/Kconfig
+++ linux-2615-g9/drivers/scsi/Kconfig
@@ -599,6 +599,11 @@ config SCSI_SATA_INTEL_COMBINED
depends on IDE=y && !BLK_DEV_IDE_SATA && (SCSI_SATA_AHCI || SCSI_ATA_PIIX)
default y

+config SCSI_SATA_ACPI
+ bool
+ depends on SCSI_SATA && ACPI
+ default y
+
config SCSI_BUSLOGIC
tristate "BusLogic SCSI support"
depends on (PCI || ISA || MCA) && SCSI && ISA_DMA_API
--- linux-2615-g9.orig/include/linux/libata.h
+++ linux-2615-g9/include/linux/libata.h
@@ -33,6 +33,7 @@
#include <asm/io.h>
#include <linux/ata.h>
#include <linux/workqueue.h>
+#include <acpi/acpi.h>

/*
* compile-time options
@@ -315,6 +316,11 @@ struct ata_device {
u16 cylinders; /* Number of cylinders */
u16 heads; /* Number of heads */
u16 sectors; /* Number of sectors per track */
+
+#ifdef CONFIG_SCSI_SATA_ACPI
+ /* ACPI objects info */
+ acpi_handle obj_handle;
+#endif
};

struct ata_port {
--- linux-2615-g9.orig/Documentation/DocBook/libata.tmpl
+++ linux-2615-g9/Documentation/DocBook/libata.tmpl
@@ -787,6 +787,12 @@ and other resources, etc.
!Idrivers/scsi/libata-scsi.c
</chapter>

+ <chapter id="libataAcpi">
+ <title>libata ACPI interfaces/methods</title>
+!Edrivers/scsi/ata_acpi.c
+!Idrivers/scsi/ata_acpi.c
+ </chapter>
+
<chapter id="ataExceptions">
<title>ATA errors &amp; exceptions</title>


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