From: jason-jh.lin <jason-jh.lin@mediatek.com>
Date: Thu, 28 Oct 2021 10:19:11 +0000 (+0800)
Subject: drm/mediatek: Add mbox_free_channel in mtk_drm_crtc_destroy
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=593b655f05238536d476b2f872b8a1488700fa18;p=linux.git

drm/mediatek: Add mbox_free_channel in mtk_drm_crtc_destroy

Add mbox_free_channel in mtk_drm_crtc_destroy.

Signed-off-by: jason-jh.lin <jason-jh.lin@mediatek.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
---

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
index ffa54b416ca76..b48b76b796a6b 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
@@ -156,6 +156,11 @@ static void mtk_drm_crtc_destroy(struct drm_crtc *crtc)
 	mtk_mutex_put(mtk_crtc->mutex);
 #if IS_REACHABLE(CONFIG_MTK_CMDQ)
 	mtk_drm_cmdq_pkt_destroy(&mtk_crtc->cmdq_handle);
+
+	if (mtk_crtc->cmdq_client.chan) {
+		mbox_free_channel(mtk_crtc->cmdq_client.chan);
+		mtk_crtc->cmdq_client.chan = NULL;
+	}
 #endif
 	drm_crtc_cleanup(crtc);
 }