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drm/vc4: txp: Properly set the possible_crtcs mask

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commit bf6de8e615 upstream.

The current code does a binary OR on the possible_crtcs variable of the
TXP encoder, while we want to set it to that value instead.

Cc: <stable@vger.kernel.org> # v5.9+
Fixes: 39fcb28083 ("drm/vc4: txp: Turn the TXP into a CRTC of its own")
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20210507150515.257424-2-maxime@cerno.tech
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Maxime Ripard 2021-05-07 17:05:04 +02:00 committed by Greg Kroah-Hartman
parent 0d50d93d05
commit 293e520d20
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/vc4/vc4_txp.c
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@ -503,7 +503,7 @@ static int vc4_txp_bind(struct device *dev, struct device *master, void *data)
return ret;
encoder = &txp->connector.encoder;
encoder->possible_crtcs |= drm_crtc_mask(crtc);
encoder->possible_crtcs = drm_crtc_mask(crtc);
ret = devm_request_irq(dev, irq, vc4_txp_interrupt, 0,
dev_name(dev), txp);