[PATCH v2 46/91] drm/vc4: crtc: Use a shared interrupt

From: Maxime Ripard
Date: Fri Apr 24 2020 - 11:36:37 EST


Some pixelvalves in vc5 use the same interrupt line so let's register our
interrupt handler as a shared one.

Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
---
drivers/gpu/drm/vc4/vc4_crtc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index be264da1a13f..5d713fbae139 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -1179,7 +1179,9 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
CRTC_WRITE(PV_INTEN, 0);
CRTC_WRITE(PV_INTSTAT, PV_INT_VFP_START);
ret = devm_request_irq(dev, platform_get_irq(pdev, 0),
- vc4_crtc_irq_handler, 0, "vc4 crtc", vc4_crtc);
+ vc4_crtc_irq_handler,
+ IRQF_SHARED,
+ "vc4 crtc", vc4_crtc);
if (ret)
goto err_destroy_planes;

--
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