Commit 394679f3 authored by Jinjie Ruan's avatar Jinjie Ruan Committed by Rob Clark
Browse files

drm/msm/adreno: Use IRQF_NO_AUTOEN flag in request_irq() 



disable_irq() after request_irq() still has a time gap in which
interrupts can come. request_irq() with IRQF_NO_AUTOEN flag will
disable IRQ auto-enable when request IRQ.

Fixes: 4b565ca5 ("drm/msm: Add A6XX device support")
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: default avatarJinjie Ruan <ruanjinjie@huawei.com>
Patchwork: https://patchwork.freedesktop.org/patch/614075/


Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
parent 7d39ef94

drivers/gpu/drm/msm/adreno/a6xx_gmu.c

+1 −3
Original line number Diff line number Diff line
@@ -1522,15 +1522,13 @@ static int a6xx_gmu_get_irq(struct a6xx_gmu *gmu, struct platform_device *pdev, 


	irq = platform_get_irq_byname(pdev, name);



	ret = request_irq(irq, handler, IRQF_TRIGGER_HIGH, name, gmu);

	ret = request_irq(irq, handler, IRQF_TRIGGER_HIGH | IRQF_NO_AUTOEN, name, gmu);

	if (ret) {

		DRM_DEV_ERROR(&pdev->dev, "Unable to get interrupt %s %d\n",

			      name, ret);

		return ret;

	}



	disable_irq(irq);



	return irq;

}