Merge "drm/msm/sde: avoid WARN_ON if rotator not enabled" into msm-4.9

	struct sde_encoder_phys_vid *vid_enc =

		to_sde_encoder_phys_vid(phys_enc);

	struct intf_prog_fetch f = { 0 };

	struct intf_timing_params *timing = &vid_enc->timing_params;

	struct intf_timing_params *timing;

	u32 vfp_fetch_lines = 0;

	u32 horiz_total = 0;

	u32 vert_total = 0;

	u32 rot_fetch_start_vsync_counter = 0;

	unsigned long lock_flags;

	if (WARN_ON_ONCE(!vid_enc->hw_intf->ops.setup_rot_start))

	if (!phys_enc || !vid_enc->hw_intf ||

			!vid_enc->hw_intf->ops.setup_rot_start)

		return;

	timing = &vid_enc->timing_params;

	vfp_fetch_lines = programmable_fetch_get_num_lines(vid_enc, timing);

	if (vfp_fetch_lines && rot_fetch_lines) {

		vert_total = get_vertical_total(timing);