[SCSI] aic7xxx: Add suspend/resume support

The aic7xxx driver already contains fragments for suspend/resume
support. So we only need to update them to the current interface
and have full PCI suspend/resume.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Tested-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h
index 27adbb294ac..ce638aa6005 100644
--- a/drivers/scsi/aic7xxx/aic79xx.h
+++ b/drivers/scsi/aic7xxx/aic79xx.h
@@ -1003,8 +1003,15 @@ struct ahd_suspend_channel_state {
         uint8_t seqctl;
 };
 
+struct ahd_suspend_pci_state {
+        uint32_t  devconfig;
+        uint8_t   command;
+        uint8_t   csize_lattime;
+};
+
 struct ahd_suspend_state {
         struct  ahd_suspend_channel_state channel[2];
+        struct  ahd_suspend_pci_state pci_state;
         uint8_t optionmode;
         uint8_t dscommand0;
         uint8_t dspcistatus;
@@ -1333,6 +1340,8 @@ struct	ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t);
 int                       ahd_pci_config(struct ahd_softc *,
                                          struct ahd_pci_identity *);
 int     ahd_pci_test_register_access(struct ahd_softc *);
+void    ahd_pci_suspend(struct ahd_softc *);
+void    ahd_pci_resume(struct ahd_softc *);
 
 /************************** SCB and SCB queue management **********************/
 void            ahd_qinfifo_requeue_tail(struct ahd_softc *ahd,
@@ -1343,6 +1352,8 @@ struct ahd_softc	*ahd_alloc(void *platform_arg, char *name);
 int                      ahd_softc_init(struct ahd_softc *);
 void                     ahd_controller_info(struct ahd_softc *ahd, char *buf);
 int                      ahd_init(struct ahd_softc *ahd);
+int                      ahd_suspend(struct ahd_softc *ahd);
+void                     ahd_resume(struct ahd_softc *ahd);
 int                      ahd_default_config(struct ahd_softc *ahd);
 int                      ahd_parse_vpddata(struct ahd_softc *ahd,
                                            struct vpd_config *vpd);