Revert "drm/amd/display: Unblank hubp based on plane visibility"

This reverts commit fd1c85d3ac2ccfec33b007399e6677b41899a888

[Why]
We are not implementing the planned new HW sequence
to disable HUBP.

[How]
Revert most related changes to minimize possibility
of regression.

Signed-off-by: Wesley Chalmers <[e-mail]>
Reviewed-by: Martin Leung <[e-mail]>
Acked-by: Qingqing Zhuo <[e-mail]>
Tested-by: Daniel Wheeler <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/display/dc/basics/dc_common.c

···
 	}
 }
 
-bool is_child_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
+bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
 {
 	if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
 		return true;
-	if (pipe_ctx->bottom_pipe && is_child_pipe_tree_visible(pipe_ctx->bottom_pipe))
-		return true;
-	if (pipe_ctx->next_odm_pipe && is_child_pipe_tree_visible(pipe_ctx->next_odm_pipe))
+	if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe))
 		return true;
 	return false;
 }
 
-bool is_parent_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
+bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
 {
 	if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
 		return true;
-	if (pipe_ctx->top_pipe && is_parent_pipe_tree_visible(pipe_ctx->top_pipe))
-		return true;
-	if (pipe_ctx->prev_odm_pipe && is_parent_pipe_tree_visible(pipe_ctx->prev_odm_pipe))
+	if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe))
 		return true;
 	return false;
 }
···
 {
 	if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
 		return true;
-	if (pipe_ctx->top_pipe && is_parent_pipe_tree_visible(pipe_ctx->top_pipe))
+	if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe))
 		return true;
-	if (pipe_ctx->bottom_pipe && is_child_pipe_tree_visible(pipe_ctx->bottom_pipe))
-		return true;
-	if (pipe_ctx->prev_odm_pipe && is_parent_pipe_tree_visible(pipe_ctx->prev_odm_pipe))
-		return true;
-	if (pipe_ctx->next_odm_pipe && is_child_pipe_tree_visible(pipe_ctx->next_odm_pipe))
+	if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe))
 		return true;
 	return false;
 }

drivers/gpu/drm/amd/display/dc/basics/dc_common.h

···
 
 bool is_rgb_cspace(enum dc_color_space output_color_space);
 
-bool is_child_pipe_tree_visible(struct pipe_ctx *pipe_ctx);
+bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx);
 
-bool is_parent_pipe_tree_visible(struct pipe_ctx *pipe_ctx);
+bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx);
 
 bool is_pipe_tree_visible(struct pipe_ctx *pipe_ctx);
 

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

···
 
 
 
-	if (is_pipe_tree_visible(pipe_ctx))
+	if (pipe_ctx->update_flags.bits.enable)
 		dc->hwss.set_hubp_blank(dc, pipe_ctx, false);
 }