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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
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
This commit is contained in:
Maxime Ripard 2020-09-03 10:00:40 +02:00
parent 644df22fe3
commit a1962d6e32
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GPG Key ID: E3EF0D6F671851C5
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/vc4/vc4_crtc.c
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@ -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;