1055 			 * driver's needed headroom on system memory. This is  in dpaa_fq_init()
2171 	/* We move the headroom when we align it so we have to reset the  in dpaa_a050385_wa_skb()
2191 	int headroom;  in dpaa_a050385_wa_xdpf()  local
2193 	/* Check the data alignment and make sure the headroom is large  in dpaa_a050385_wa_xdpf()
2194 	 * enough to store the xdpf backpointer. Use an aligned headroom  in dpaa_a050385_wa_xdpf()
2198 	 * byte frame headroom. If the XDP program uses all of it, copy the  in dpaa_a050385_wa_xdpf()
2202 	    xdpf->headroom >= priv->tx_headroom) {  in dpaa_a050385_wa_xdpf()
2203 		xdpf->headroom = priv->tx_headroom;  in dpaa_a050385_wa_xdpf()
2208 	 * store the xdpf backpointer. If the available headroom isn't large  in dpaa_a050385_wa_xdpf()
2214 	/* The XDP frame's headroom needs to be large enough to accommodate  in dpaa_a050385_wa_xdpf()
2217 	if (xdpf->headroom  >= data_shift + priv->tx_headroom) {  in dpaa_a050385_wa_xdpf()
2220 		xdpf->headroom = priv->tx_headroom;  in dpaa_a050385_wa_xdpf()
2225 	 * in the headroom for storing it along with the driver's private  in dpaa_a050385_wa_xdpf()
2226 	 * info. The headroom needs to be aligned to DPAA_FD_DATA_ALIGNMENT to  in dpaa_a050385_wa_xdpf()
2229 	headroom = ALIGN(sizeof(*new_xdpf) + priv->tx_headroom,  in dpaa_a050385_wa_xdpf()
2232 	/* Assure the extended headroom and data don't overflow the buffer,  in dpaa_a050385_wa_xdpf()
2235 	if (headroom + xdpf->len > DPAA_BP_RAW_SIZE -  in dpaa_a050385_wa_xdpf()
2245 	memcpy(new_buff + headroom, xdpf->data, xdpf->len);  in dpaa_a050385_wa_xdpf()
2251 	new_xdpf->data = new_buff + headroom;  in dpaa_a050385_wa_xdpf()
2253 	new_xdpf->headroom = priv->tx_headroom;  in dpaa_a050385_wa_xdpf()
2508 	if (xdpf->headroom < DPAA_TX_PRIV_DATA_SIZE) {  in dpaa_xdp_xmit_frame()
2513 	buff_start = xdpf->data - xdpf->headroom;  in dpaa_xdp_xmit_frame()
2525 	qm_fd_set_contig(&fd, xdpf->headroom, xdpf->len);  in dpaa_xdp_xmit_frame()
2528 			      xdpf->headroom + xdpf->len,  in dpaa_xdp_xmit_frame()
2575 	/* We reserve a fixed headroom of 256 bytes under the erratum and we  in dpaa_run_xdp()
2604 		/* We can access the full headroom when sending the frame  in dpaa_run_xdp()
2620 		/* Allow redirect to use the full headroom */  in dpaa_run_xdp()
2727 	/* Extract the timestamp stored in the headroom before running XDP */  in rx_default_dqrr()
2735 	/* Extract the hash stored in the headroom before running XDP */  in rx_default_dqrr()
3291 	u16 headroom;  in dpaa_get_headroom()  local
3293 	/* The frame headroom must accommodate:  in dpaa_get_headroom()
3297 	 * be copied to/from the frame headroom, as TS is located between PR and  in dpaa_get_headroom()
3301 	 * Also make sure the headroom is a multiple of data_align bytes  in dpaa_get_headroom()
3303 	headroom = (u16)(bl[port].priv_data_size + DPAA_HWA_SIZE);  in dpaa_get_headroom()
3308 			headroom = XDP_PACKET_HEADROOM;  in dpaa_get_headroom()
3311 		return ALIGN(headroom, DPAA_FD_RX_DATA_ALIGNMENT);  in dpaa_get_headroom()
3313 		return ALIGN(headroom, DPAA_FD_DATA_ALIGNMENT);  in dpaa_get_headroom()