683 static u32 encode_plane(u8 *input, u8 *refp, __be16 **rlco, __be16 *rlco_max,  in encode_plane()  argument
689 	__be16 *rlco_start = *rlco;  in encode_plane()
731 			size = rlc(cf->coeffs, *rlco, blocktype);  in encode_plane()
733 			    !memcmp(*rlco + 1, *rlco - size + 1, 2 * size - 2)) {  in encode_plane()
734 				__be16 *last_rlco = *rlco - size;  in encode_plane()
737 				if (!((*last_rlco ^ **rlco) & pframe_bit) &&  in encode_plane()
741 					*rlco += size;  in encode_plane()
743 				*rlco += size;  in encode_plane()
745 			if (*rlco >= rlco_max) {  in encode_plane()
770 		*rlco = (__be16 *)out;  in encode_plane()
784 	__be16 *rlco = cf->rlc_data;  in fwht_encode_frame()  local
788 	rlco_max = rlco + size / 2 - 256;  in fwht_encode_frame()
789 	encoding = encode_plane(frm->luma, ref_frm->luma, &rlco, rlco_max, cf,  in fwht_encode_frame()
801 		rlco_max = rlco + chroma_size / 2 - 256;  in fwht_encode_frame()
802 		encoding |= encode_plane(frm->cb, ref_frm->cb, &rlco, rlco_max,  in fwht_encode_frame()
809 		rlco_max = rlco + chroma_size / 2 - 256;  in fwht_encode_frame()
810 		encoding |= encode_plane(frm->cr, ref_frm->cr, &rlco, rlco_max,  in fwht_encode_frame()
820 		rlco_max = rlco + size / 2 - 256;  in fwht_encode_frame()
821 		encoding |= encode_plane(frm->alpha, ref_frm->alpha, &rlco,  in fwht_encode_frame()
830 	cf->size = (rlco - cf->rlc_data) * sizeof(*rlco);  in fwht_encode_frame()
834 static bool decode_plane(struct fwht_cframe *cf, const __be16 **rlco,  in decode_plane()  argument
852 		if (end_of_rlco_buf + 1 < *rlco + width * height / 2)  in decode_plane()
855 			memcpy(dst, *rlco, width);  in decode_plane()
857 			*rlco += width / 2;  in decode_plane()
885 			stat = derlc(rlco, cf->coeffs, end_of_rlco_buf);  in decode_plane()
916 	const __be16 *rlco = cf->rlc_data;  in fwht_decode_frame()  local
918 			(cf->size / sizeof(*rlco)) - 1;  in fwht_decode_frame()
920 	if (!decode_plane(cf, &rlco, height, width, ref->luma, ref_stride,  in fwht_decode_frame()
936 		if (!decode_plane(cf, &rlco, h, w, ref->cb, ref_chroma_stride,  in fwht_decode_frame()
942 		if (!decode_plane(cf, &rlco, h, w, ref->cr, ref_chroma_stride,  in fwht_decode_frame()
951 		if (!decode_plane(cf, &rlco, height, width, ref->alpha, ref_stride,  in fwht_decode_frame()