From 80a9e8eaed638e6bdb91232ff6717e23a30c1b5a Mon Sep 17 00:00:00 2001
From: Tyrel Datwyler <tyreld@linux.ibm.com>
Date: Thu, 14 Jan 2021 14:31:37 -0600
Subject: [PATCH] scsi: ibmvfc: Define Sub-CRQ interrupt handler routine
References: jsc#SLE-15442 bsc#1180814 ltc#187461
Patch-mainline: v5.12-rc1
Git-commit: 80a9e8eaed638e6bdb91232ff6717e23a30c1b5a
Simple handler that calls Sub-CRQ drain routine directly.
Link: https://lore.kernel.org/r/20210114203148.246656-11-tyreld@linux.ibm.com
Reviewed-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Tyrel Datwyler <tyreld@linux.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
drivers/scsi/ibmvscsi/ibmvfc.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index aba59a63318c..6e1910b1b148 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -3571,6 +3571,16 @@ static void ibmvfc_drain_sub_crq(struct ibmvfc_queue *scrq)
}
}
+static irqreturn_t ibmvfc_interrupt_scsi(int irq, void *scrq_instance)
+{
+ struct ibmvfc_queue *scrq = (struct ibmvfc_queue *)scrq_instance;
+
+ ibmvfc_toggle_scrq_irq(scrq, 0);
+ ibmvfc_drain_sub_crq(scrq);
+
+ return IRQ_HANDLED;
+}
+
/**
* ibmvfc_init_tgt - Set the next init job step for the target
* @tgt: ibmvfc target struct
--
2.26.2