From: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Date: Mon, 10 Jul 2017 16:24:42 -0400
Subject: drm/amd/display: Leave all validate_ctx life cycle management to DC.
Git-commit: adef2ce36e6ad76888159ea6225da54019d0ff0e
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Follow DC fix.

Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |   15 ---------------
 1 file changed, 15 deletions(-)

--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -653,27 +653,12 @@ dm_atomic_state_alloc(struct drm_device
 	return &state->base;
 }
 
-
-void dm_atomic_state_clear(struct drm_atomic_state *state)
-{
-	struct dm_atomic_state *dm_state = to_dm_atomic_state(state);
-
-	if (dm_state->context) {
-		dc_resource_validate_ctx_destruct(dm_state->context);
-		dm_free(dm_state->context);
-		dm_state->context = NULL;
-	}
-
-	drm_atomic_state_default_clear(state);
-}
-
 static const struct drm_mode_config_funcs amdgpu_dm_mode_funcs = {
 	.fb_create = amdgpu_user_framebuffer_create,
 	.output_poll_changed = amdgpu_output_poll_changed,
 	.atomic_check = amdgpu_dm_atomic_check,
 	.atomic_commit = amdgpu_dm_atomic_commit,
 	.atomic_state_alloc = dm_atomic_state_alloc,
-	.atomic_state_clear = dm_atomic_state_clear,
 };
 
 static struct drm_mode_config_helper_funcs amdgpu_dm_mode_config_helperfuncs = {