Messages in this thread Patch in this message | | | From | Tuan Phan <> | Subject | [PATCH 1/2] perf: dsu: Allow multiple devices share same IRQ. | Date | Tue, 17 Mar 2020 17:26:15 -0700 |
| |
Add IRQF_SHARED flag when register IRQ such that multiple dsu devices can share same IRQ.
Signed-off-by: Tuan Phan <tuanphan@os.amperecomputing.com> --- drivers/perf/arm_dsu_pmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c index 70968c8..2622900 100644 --- a/drivers/perf/arm_dsu_pmu.c +++ b/drivers/perf/arm_dsu_pmu.c @@ -700,7 +700,7 @@ static int dsu_pmu_device_probe(struct platform_device *pdev) if (!name) return -ENOMEM; rc = devm_request_irq(&pdev->dev, irq, dsu_pmu_handle_irq, - IRQF_NOBALANCING, name, dsu_pmu); + IRQF_NOBALANCING | IRQF_SHARED, name, dsu_pmu); if (rc) { dev_warn(&pdev->dev, "Failed to request IRQ %d\n", irq); return rc; -- 2.7.4
| |