f07e572f64
bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G bcm2710: boot tested on RPi 3B v1.2 bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
27 lines
913 B
Diff
27 lines
913 B
Diff
From 5451dc04ff87dcf514c422f180ea5e23b7b60151 Mon Sep 17 00:00:00 2001
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From: Maxime Ripard <maxime@cerno.tech>
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Date: Thu, 9 Jan 2020 18:40:49 +0100
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Subject: [PATCH] drm/vc4: crtc: Use a shared interrupt
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Some pixelvalves in vc5 use the same interrupt line so let's register our
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interrupt handler as a shared one.
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Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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---
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drivers/gpu/drm/vc4/vc4_crtc.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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--- a/drivers/gpu/drm/vc4/vc4_crtc.c
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+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
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@@ -1177,7 +1177,9 @@ static int vc4_crtc_bind(struct device *
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CRTC_WRITE(PV_INTEN, 0);
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CRTC_WRITE(PV_INTSTAT, PV_INT_VFP_START);
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ret = devm_request_irq(dev, platform_get_irq(pdev, 0),
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- vc4_crtc_irq_handler, 0, "vc4 crtc", vc4_crtc);
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+ vc4_crtc_irq_handler,
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+ IRQF_SHARED,
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+ "vc4 crtc", vc4_crtc);
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if (ret)
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goto err_destroy_planes;
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