27  * Port request block (PRB) 32 bytes
51 	 * contains the PRB and two SGEs.  From the second block, it's
105 	PORT_LRAM_SLOT_SZ	= 0x0080, /* 32 bytes PRB + 2 SGE, ACT... */
195 	PORT_CERR_CMD_BOUNDARY	= 24, /* ctrl[15:13] 001 - PRB not on qword boundary */
198 	PORT_CERR_CMD_PCIPERR	= 27, /* ctrl[15:13] 110 - PCI parity err while fetching PRB */
205 	/* bits of PRB control field */
212 	/* PRB protocol field */
246 	struct sil24_prb prb;  member
251 	struct sil24_prb prb;  member
294 				     "PRB not on qword boundary" },
296 				    "PCI target abort while fetching PRB" },
298 				    "PCI master abort while fetching PRB" },
300 				    "PCI parity error while fetching PRB" },
484 	struct sil24_prb __iomem *prb;  in sil24_read_tf()  local
487 	prb = port + PORT_LRAM + sil24_tag(tag) * PORT_LRAM_SLOT_SZ;  in sil24_read_tf()
488 	memcpy_fromio(fis, prb->fis, sizeof(fis));  in sil24_read_tf()
603 	struct sil24_prb *prb = &pp->cmd_block[0].ata.prb;  in sil24_exec_polled_cmd()  local
608 	prb->ctrl = cpu_to_le16(ctrl);  in sil24_exec_polled_cmd()
609 	ata_tf_to_fis(tf, pmp, is_cmd, prb->fis);  in sil24_exec_polled_cmd()
795 	 * Port LRAM Causes the PRB/SGT Data to be Corrupted  in sil24_qc_defer()
797 	 * while active commands are available in the port, PRB/SGT data in  in sil24_qc_defer()
837 	struct sil24_prb *prb;  in sil24_qc_prep()  local
844 		prb = &cb->ata.prb;  in sil24_qc_prep()
855 			prb->prot = cpu_to_le16(prot);  in sil24_qc_prep()
858 		prb = &cb->atapi.prb;  in sil24_qc_prep()
871 	prb->ctrl = cpu_to_le16(ctrl);  in sil24_qc_prep()
872 	ata_tf_to_fis(&qc->tf, qc->dev->link->pmp, 1, prb->fis);  in sil24_qc_prep()