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authorHolger Macht <holger@homac.de>2012-06-25 12:13:02 +0400
committerJeff Garzik <jgarzik@redhat.com>2012-06-29 19:38:09 +0400
commitde50ada55b6b83b54b817911ec42dc590e1c1738 (patch)
treea01be5907effa3e64cf3b9b65b963a8785f42889 /include/scsi
parent9acc7bde23ebb19a704395f76490685e1513e422 (diff)
downloadlinux-de50ada55b6b83b54b817911ec42dc590e1c1738.tar.xz
[SCSI] add wrapper to access and set scsi_bus_type in struct acpi_bus_type
For being able to bind ata devices against acpi devices, scsi_bus_type needs to be set as bus in struct acpi_bus_type. So add wrapper to scsi_lib to accomplish that. Signed-off-by: Holger Macht <holger@homac.de> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index f34a5a87af38..4527b3a13321 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -214,6 +214,16 @@ scsi_command_size(const unsigned char *cmnd)
scsi_varlen_cdb_length(cmnd) : COMMAND_SIZE(cmnd[0]);
}
+#ifdef CONFIG_ACPI
+struct acpi_bus_type;
+
+extern int
+scsi_register_acpi_bus_type(struct acpi_bus_type *bus);
+
+extern void
+scsi_unregister_acpi_bus_type(struct acpi_bus_type *bus);
+#endif
+
/*
* SCSI Architecture Model (SAM) Status codes. Taken from SAM-3 draft
* T10/1561-D Revision 4 Draft dated 7th November 2002.