From d5c5e78f217172e87d8fb2c3418dd8b58b4adfcb Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Date: Sat, 22 Jan 2022 00:06:14 +0300
Subject: [PATCH] drm/msm/dpu: add DSPP blocks teardown
Git-commit: d5c5e78f217172e87d8fb2c3418dd8b58b4adfcb
Patch-mainline: v5.18-rc1
References: git-fixes

Add missing calls to dpu_hw_dspp_destroy() to free resources allocated
for DSPP hardware blocks.

Fixes: e47616df008b ("drm/msm/dpu: add support for color processing blocks in dpu driver")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Link: https://lore.kernel.org/r/20220121210618.3482550-3-dmitry.baryshkov@linaro.org
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
index b5b1ea1e4de6..63ed0d7df848 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
@@ -35,6 +35,14 @@ int dpu_rm_destroy(struct dpu_rm *rm)
 {
 	int i;
 
+	for (i = 0; i < ARRAY_SIZE(rm->dspp_blks); i++) {
+		struct dpu_hw_dspp *hw;
+
+		if (rm->dspp_blks[i]) {
+			hw = to_dpu_hw_dspp(rm->dspp_blks[i]);
+			dpu_hw_dspp_destroy(hw);
+		}
+	}
 	for (i = 0; i < ARRAY_SIZE(rm->pingpong_blks); i++) {
 		struct dpu_hw_pingpong *hw;
 
-- 
2.31.1