pata_platform: Add cable_detect method

Signed-off-by: Alan Cox <number6@the-village.bc.nu>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c
index 4b82a54..507eb1e 100644
--- a/drivers/ata/pata_platform.c
+++ b/drivers/ata/pata_platform.c
@@ -80,6 +80,7 @@
 	.thaw			= ata_bmdma_thaw,
 	.error_handler		= ata_bmdma_error_handler,
 	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
+	.cable_detect		= ata_cable_unknown,
 
 	.qc_prep		= ata_qc_prep,
 	.qc_issue		= ata_qc_issue_prot,