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Subject[PATCH 3/4][diskdump] x86-64 support
This is a patch for aic7xxx/aic79xx driver.


diff -Nur linux-2.6.8.1.org/drivers/scsi/aic7xxx/aic79xx_osm.c linux-2.6.8.1/drivers/scsi/aic7xxx/aic79xx_osm.c
--- linux-2.6.8.1.org/drivers/scsi/aic7xxx/aic79xx_osm.c 2004-08-25 15:55:50.458167279 +0900
+++ linux-2.6.8.1/drivers/scsi/aic7xxx/aic79xx_osm.c 2004-08-25 18:56:51.525417043 +0900
@@ -786,6 +786,8 @@
static int ahd_linux_bus_reset(Scsi_Cmnd *);
static int ahd_linux_dev_reset(Scsi_Cmnd *);
static int ahd_linux_abort(Scsi_Cmnd *);
+static int ahd_linux_sanity_check(struct scsi_device *);
+static void ahd_linux_poll(struct scsi_device *);

/*
* Calculate a safe value for AHD_NSEG (as expressed through ahd_linux_nseg).
@@ -1684,6 +1686,8 @@
.slave_alloc = ahd_linux_slave_alloc,
.slave_configure = ahd_linux_slave_configure,
.slave_destroy = ahd_linux_slave_destroy,
+ .dump_sanity_check = ahd_linux_sanity_check,
+ .dump_poll = ahd_linux_poll,
};

/**************************** Tasklet Handler *********************************/
@@ -4191,6 +4195,39 @@
return IRQ_RETVAL(ours);
}

+static int
+ahd_linux_sanity_check(struct scsi_device *device)
+{
+ struct ahd_softc *ahd;
+ struct ahd_linux_device *dev;
+
+ ahd = *(struct ahd_softc **)device->host->hostdata;
+ dev = ahd_linux_get_device(ahd, device->channel,
+ device->id, device->lun,
+ /*alloc*/FALSE);
+
+ if (dev == NULL)
+ return -ENXIO;
+ if (ahd->platform_data->qfrozen || dev->qfrozen)
+ return -EBUSY;
+ if (spin_is_locked(&ahd->platform_data->spin_lock))
+ return -EBUSY;
+ return 0;
+}
+
+static void
+ahd_linux_poll(struct scsi_device *device)
+{
+ struct ahd_softc *ahd;
+ int ours;
+
+ ahd = *(struct ahd_softc **)device->host->hostdata;
+ ours = ahd_intr(ahd);
+ if (ahd_linux_next_device_to_run(ahd) != NULL)
+ ahd_schedule_runq(ahd);
+ ahd_linux_run_complete_queue(ahd);
+}
+
void
ahd_platform_flushwork(struct ahd_softc *ahd)
{
diff -Nur linux-2.6.8.1.org/drivers/scsi/aic7xxx/aic7xxx_osm.c linux-2.6.8.1/drivers/scsi/aic7xxx/aic7xxx_osm.c
--- linux-2.6.8.1.org/drivers/scsi/aic7xxx/aic7xxx_osm.c 2004-08-25 15:55:50.463050091 +0900
+++ linux-2.6.8.1/drivers/scsi/aic7xxx/aic7xxx_osm.c 2004-08-25 18:56:51.528346731 +0900
@@ -774,6 +774,8 @@
static int ahc_linux_bus_reset(Scsi_Cmnd *);
static int ahc_linux_dev_reset(Scsi_Cmnd *);
static int ahc_linux_abort(Scsi_Cmnd *);
+static int ahc_linux_sanity_check(struct scsi_device *);
+static void ahc_linux_poll(struct scsi_device *);

/*
* Calculate a safe value for AHC_NSEG (as expressed through ahc_linux_nseg).
@@ -1310,6 +1312,8 @@
.slave_alloc = ahc_linux_slave_alloc,
.slave_configure = ahc_linux_slave_configure,
.slave_destroy = ahc_linux_slave_destroy,
+ .dump_sanity_check = ahc_linux_sanity_check,
+ .dump_poll = ahc_linux_poll,
};

/**************************** Tasklet Handler *********************************/
@@ -3863,6 +3867,41 @@
return IRQ_RETVAL(ours);
}

+static int
+ahc_linux_sanity_check(struct scsi_device *device)
+{
+ struct ahc_softc *ahc;
+ struct ahc_linux_device *dev;
+
+ ahc = *(struct ahc_softc **)device->host->hostdata;
+ dev = ahc_linux_get_device(ahc, device->channel,
+ device->id, device->lun,
+ /*alloc*/FALSE);
+ if (dev == NULL)
+ return -ENXIO;
+ if (ahc->platform_data->qfrozen || dev->qfrozen)
+ return -EBUSY;
+ if (spin_is_locked(&ahc->platform_data->spin_lock))
+ return -EBUSY;
+ return 0;
+}
+
+static void
+ahc_linux_poll(struct scsi_device *device)
+{
+ struct ahc_softc *ahc;
+ struct ahc_linux_device *dev;
+
+ ahc = *(struct ahc_softc **)device->host->hostdata;
+ ahc_intr(ahc);
+ while ((dev = ahc_linux_next_device_to_run(ahc)) != NULL) {
+ TAILQ_REMOVE(&ahc->platform_data->device_runq, dev, links);
+ dev->flags &= ~AHC_DEV_ON_RUN_LIST;
+ ahc_linux_check_device_queue(ahc, dev);
+ }
+ ahc_linux_run_complete_queue(ahc);
+}
+
void
ahc_platform_flushwork(struct ahc_softc *ahc)
{
-
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