[PATCH v5 08/80] drm/vc4: crtc: Use a shared interrupt

Maxime Ripard maxime at cerno.tech
Thu Sep 3 04:00:40 EDT 2020

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

Reviewed-by: Eric Anholt <eric at anholt.net>
Tested-by: Chanwoo Choi <cw00.choi at samsung.com>
Tested-by: Hoegeun Kwon <hoegeun.kwon at samsung.com>
Tested-by: Stefan Wahren <stefan.wahren at i2se.com>
Signed-off-by: Maxime Ripard <maxime at cerno.tech>
 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 e55b2208b4b7..9faae22cb0f8 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -919,7 +919,9 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
 	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;
git-series 0.9.1

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