Let the kernel know if hibmc did not handle an interrupt. Allows
the kernel to detect spurious interrupts and maintain diagnostics.
Signed-off-by: Thomas Zimmermann <[email protected]>
---
drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
index 4d85c89f3f88..602930964e93 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
@@ -49,9 +49,10 @@ static irqreturn_t hibmc_interrupt(int irq, void *arg)
writel(HIBMC_RAW_INTERRUPT_VBLANK(1),
priv->mmio + HIBMC_RAW_INTERRUPT);
drm_handle_vblank(dev, 0);
+ return IRQ_HANDLED;
}
- return IRQ_HANDLED;
+ return IRQ_NONE;
}
static irqreturn_t hibmc_dp_interrupt(int irq, void *arg)
@@ -67,7 +68,7 @@ static irqreturn_t hibmc_dp_interrupt(int irq, void *arg)
return IRQ_WAKE_THREAD;
}
- return IRQ_HANDLED;
+ return IRQ_NONE;
}
static int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev,
Reviewed-by: Yongbang Shi <[email protected]>
