[RFC 3/5] ata_acpi: invoke ACPI support functions

[Randy Dunlap <randy_d_dunlap@linux.intel.com>]

From: Randy Dunlap <randy_d_dunlap@linux.intel.com>

Add calls to ACPI methods for SATA drives.

Signed-off-by: Randy Dunlap <randy_d_dunlap@linux.intel.com>
 drivers/scsi/libata-core.c |    4 ++++
 drivers/scsi/libata.h      |    7 +++++++
 2 files changed, 11 insertions(+)

--- linux-2615-rc2c.orig/drivers/scsi/libata-core.c
+++ linux-2615-rc2c/drivers/scsi/libata-core.c
@@ -1345,6 +1345,8 @@ void ata_dev_config(struct ata_port *ap,
 
 	if (ap->ops->dev_config)
 		ap->ops->dev_config(ap, &ap->device[i]);
+
+	do_drive_SDD(ap, i);
 }
 
 /**
@@ -1784,6 +1786,8 @@ static void ata_set_mode(struct ata_port
 	if (ap->flags & ATA_FLAG_PORT_DISABLED)
 		return;
 
+	do_drive_update_taskfiles(ap);
+
 	if (ap->ops->post_set_mode)
 		ap->ops->post_set_mode(ap);
 
--- linux-2615-rc2c.orig/drivers/scsi/libata.h
+++ linux-2615-rc2c/drivers/scsi/libata.h
@@ -53,6 +53,13 @@ extern int ata_task_ioctl(struct scsi_de
 extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg);
 
 
+/* ata_acpi.c */
+extern int do_drive_SDD(struct ata_port *ap, unsigned int ix);
+extern int do_drive_get_GTF(struct ata_port *ap, struct ata_device *atadev);
+extern int do_drive_set_taskfiles(struct ata_port *ap, struct ata_device *atadev);
+extern int do_drive_update_taskfiles(struct ata_port *ap);
+
+
 /* libata-scsi.c */
 extern void ata_scsi_scan_host(struct ata_port *ap);
 extern int ata_scsi_error(struct Scsi_Host *host);


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