Commit 3fe22f6b authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky

[S390] 3270: add support for irq statistics

Add support for 3270 I/O interrupt statistics in /proc/interrupts.
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 12fae585
......@@ -19,6 +19,7 @@ enum interruption_class {
IOINT_QDI,
IOINT_DAS,
IOINT_C15,
IOINT_C70,
NMI_NMI,
NR_IRQS,
};
......
......@@ -36,6 +36,7 @@ static const struct irq_class intrclass_names[] = {
{.name = "QDI", .desc = "[I/O] QDIO Interrupt" },
{.name = "DAS", .desc = "[I/O] DASD" },
{.name = "C15", .desc = "[I/O] 3215" },
{.name = "C70", .desc = "[I/O] 3270" },
{.name = "NMI", .desc = "[NMI] Machine Check" },
};
......
......@@ -7,6 +7,7 @@
* Copyright IBM Corp. 2003, 2009
*/
#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/err.h>
#include <linux/init.h>
......@@ -329,6 +330,7 @@ raw3270_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
struct raw3270_request *rq;
int rc;
kstat_cpu(smp_processor_id()).irqs[IOINT_C70]++;
rp = dev_get_drvdata(&cdev->dev);
if (!rp)
return;
......
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