From: Robert Chiras <robert.chiras@nxp.com>
Date: Tue, 7 May 2019 07:41:03 +0000 (+0300)
Subject: MLK-21647: drm/mxsfb: Turn off vblanks in disable
X-Git-Tag: rel_imx_4.19.35_1.1.0~567
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=8c904c5c199f65947ba14901432ef17b6afb8ed9;p=linux.git

MLK-21647: drm/mxsfb: Turn off vblanks in disable

The calls to drm_crtc_vblank_on/off should be paired into pipe_enable
and pipe_disable callbacks.
This patch adds the call to drm_crtc_vblank_off in pipe_disable callback.

Signed-off-by: Robert Chiras <robert.chiras@nxp.com>
Reviewed-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>
---

diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index c0814bb87b52..f5a42956b776 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -363,6 +363,8 @@ static void mxsfb_pipe_disable(struct drm_simple_display_pipe *pipe)
 	}
 	spin_unlock_irq(&drm->event_lock);
 
+	drm_crtc_vblank_off(&mxsfb->pipe.crtc);
+
 	if (mxsfb->connector != &mxsfb->panel_connector)
 		mxsfb->connector = NULL;
 }