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From 00d23ad86ecca889b5c8d218027e95cd2717f002 Mon Sep 17 00:00:00 2001
From: Abhinav Kumar <quic_abhinavk@quicinc.com>
Date: Wed, 11 May 2022 15:27:10 -0700
Subject: drm/msm/dpu: add DRM_MODE_ROTATE_180 back to supported rotations
Git-commit: cf961a5e673223486daa5f958521f4049dce194b
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

DRM_MODE_ROTATE_180 was previously marked as supported even
for devices not supporting inline rotation.

This is true because the SSPPs can always flip the image.

After inline rotation support changes, this bit was removed
and kms_rotation_crc IGT test starts skipping now whereas
it was previously passing.

Restore DRM_MODE_ROTATE_180 bit to the supported rotations
list.

Fixes: dabfdd89eaa92 ("add inline rotation support for sc7280")
Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Tested-by: Jessica Zhang <quic_jesszhan@quicinc.com> # Trogdor (SC8170)
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Patchwork: https://patchwork.freedesktop.org/patch/485928/
Link: https://lore.kernel.org/r/20220511222710.22394-1-quic_abhinavk@quicinc.com
Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 9d2f0364d2c7..5b5aef249390 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -1577,7 +1577,7 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev,
 			BIT(DRM_MODE_BLEND_PREMULTI) |
 			BIT(DRM_MODE_BLEND_COVERAGE));
 
-	supported_rotations = DRM_MODE_REFLECT_MASK | DRM_MODE_ROTATE_0;
+	supported_rotations = DRM_MODE_REFLECT_MASK | DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180;
 
 	if (pdpu->pipe_hw->cap->features & BIT(DPU_SSPP_INLINE_ROTATION))
 		supported_rotations |= DRM_MODE_ROTATE_MASK;
-- 
2.38.1