isci: implement error isr
Add basic support for handling/reporting error interrupts.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index 7f351a3..cb2e3f9 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -85,11 +85,27 @@
if (scic_sds_controller_isr(scic)) {
tasklet_schedule(&ihost->completion_tasklet);
ret = IRQ_HANDLED;
+ } else if (scic_sds_controller_error_isr(scic)) {
+ spin_lock(&ihost->scic_lock);
+ scic_sds_controller_error_handler(scic);
+ spin_unlock(&ihost->scic_lock);
+ ret = IRQ_HANDLED;
}
}
+
return ret;
}
+irqreturn_t isci_error_isr(int vec, void *data)
+{
+ struct isci_host *ihost = data;
+ struct scic_sds_controller *scic = ihost->core_controller;
+
+ if (scic_sds_controller_error_isr(scic))
+ scic_sds_controller_error_handler(scic);
+
+ return IRQ_HANDLED;
+}
/**
* isci_host_start_complete() - This function is called by the core library,