drm/amd/display: Refactor remove mpcc processing.

	struct hubp *hubp = pipe_ctx->plane_res.hubp;

	int dpp_id = pipe_ctx->plane_res.dpp->inst;

	struct mpc *mpc = dc->res_pool->mpc;

	int pipe_idx;

	struct mpc_tree *mpc_tree_params;

	struct mpcc *mpcc_to_remove = NULL;

	/* look at tree rather than mi here to know if we already reset */

	for (pipe_idx = 0; pipe_idx < dc->res_pool->pipe_count; pipe_idx++) {

		struct output_pixel_processor *opp = dc->res_pool->opps[pipe_idx];

	struct output_pixel_processor *opp = pipe_ctx->stream_res.opp;

	mpc_tree_params = &(opp->mpc_tree_params);

	mpcc_to_remove = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, dpp_id);

		if (mpcc_to_remove != NULL)

			break;

	}

	/*Already reset*/

	if (pipe_idx == dc->res_pool->pipe_count)

	if (mpcc_to_remove == NULL)

		return;

	mpc->funcs->remove_mpcc(mpc, mpc_tree_params, mpcc_to_remove);

	dc->res_pool->opps[pipe_idx]->mpcc_disconnect_pending[pipe_ctx->plane_res.mpcc_inst] = true;

	opp->mpcc_disconnect_pending[pipe_ctx->plane_res.mpcc_inst] = true;

	dc->optimized_required = true;

	struct pipe_ctx *pipe,

	bool lock)

{

	struct hubp *hubp = NULL;

	hubp = dc->res_pool->hubps[pipe->pipe_idx];

	/* use TG master update lock to lock everything on the TG

	 * therefore only top pipe need to lock

	 */