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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Hsin-Yi Wang <hsinyi@chromium.org>,
        CK Hu <ck.hu@mediatek.com>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.1 21/96] drm/mediatek: call drm_atomic_helper_shutdown() when unbinding driver
Date:   Mon,  8 Jul 2019 17:12:53 +0200
Message-Id: <20190708150527.588499671@linuxfoundation.org>
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[ Upstream commit cf49b24ffa62766f8f04cd1c4cf17b75d29b240a ]

shutdown all CRTC when unbinding drm driver.

Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/mediatek/mtk_drm_drv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index e7362bdafa82..8718d123ccaa 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -311,6 +311,7 @@ err_config_cleanup:
 static void mtk_drm_kms_deinit(struct drm_device *drm)
 {
 	drm_kms_helper_poll_fini(drm);
+	drm_atomic_helper_shutdown(drm);
 
 	component_unbind_all(drm->dev, drm);
 	drm_mode_config_cleanup(drm);
-- 
2.20.1