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Subject[PATCH AUTOSEL 4.9 6/7] drm/imx: only send event on crtc disable if kept disabled
Date
From: Robert Beckett <bob.beckett@collabora.com>

[ Upstream commit 5aeab2bfc9ffa72d3ca73416635cb3785dfc076f ]

The event will be sent as part of the vblank enable during the modeset
if the crtc is not being kept disabled.

Fixes: 5f2f911578fb ("drm/imx: atomic phase 3 step 1: Use atomic configuration")

Signed-off-by: Robert Beckett <bob.beckett@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/imx/ipuv3-crtc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c
index a202237c315f..82114fe2a42a 100644
--- a/drivers/gpu/drm/imx/ipuv3-crtc.c
+++ b/drivers/gpu/drm/imx/ipuv3-crtc.c
@@ -79,7 +79,7 @@ static void ipu_crtc_atomic_disable(struct drm_crtc *crtc,
drm_crtc_vblank_off(crtc);

spin_lock_irq(&crtc->dev->event_lock);
- if (crtc->state->event) {
+ if (crtc->state->event && !crtc->state->active) {
drm_crtc_send_vblank_event(crtc, crtc->state->event);
crtc->state->event = NULL;
}
--
2.20.1
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