From 1c85127a681475c83cef71465d5850c5565543b3 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Thu, 3 Sep 2020 10:00:40 +0200
Subject: drm/vc4: crtc: Use a shared interrupt
Git-commit: a1962d6e326965558119fe6b8497aebe55fa03db
Patch-mainline: v5.10-rc1
References: jsc#SLE-15318
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@cerno.tech>
Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
Tested-by: Hoegeun Kwon <hoegeun.kwon@samsung.com>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/5a915d374357f41083ac71779fa9b2c35a339c2f.1599120059.git-series.maxime@cerno.tech
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
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)
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;
--
2.29.2