119 static enum ata_completion_errors adma_qc_prep(struct ata_queued_cmd *qc);
120 static unsigned int adma_qc_issue(struct ata_queued_cmd *qc);
121 static int adma_check_atapi_dma(struct ata_queued_cmd *qc);
172 static int adma_check_atapi_dma(struct ata_queued_cmd *qc)  in adma_check_atapi_dma()  argument
256 static int adma_fill_sg(struct ata_queued_cmd *qc)  in adma_fill_sg()  argument
259 	struct ata_port *ap = qc->ap;  in adma_fill_sg()
263 	u8 pFLAGS = pORD | ((qc->tf.flags & ATA_TFLAG_WRITE) ? pDIRO : 0);  in adma_fill_sg()
266 	for_each_sg(qc->sg, sg, qc->n_elem, si) {  in adma_fill_sg()
280 		buf[i++] = qc->dev->dma_mode & 0xf;  in adma_fill_sg()
295 static enum ata_completion_errors adma_qc_prep(struct ata_queued_cmd *qc)  in adma_qc_prep()  argument
297 	struct adma_port_priv *pp = qc->ap->private_data;  in adma_qc_prep()
302 	adma_enter_reg_mode(qc->ap);  in adma_qc_prep()
303 	if (qc->tf.protocol != ATA_PROT_DMA)  in adma_qc_prep()
321 	buf[i++] = qc->tf.device;  in adma_qc_prep()
323 	if ((qc->tf.flags & ATA_TFLAG_LBA48)) {  in adma_qc_prep()
324 		buf[i++] = qc->tf.hob_nsect;  in adma_qc_prep()
326 		buf[i++] = qc->tf.hob_lbal;  in adma_qc_prep()
328 		buf[i++] = qc->tf.hob_lbam;  in adma_qc_prep()
330 		buf[i++] = qc->tf.hob_lbah;  in adma_qc_prep()
333 	buf[i++] = qc->tf.nsect;  in adma_qc_prep()
335 	buf[i++] = qc->tf.lbal;  in adma_qc_prep()
337 	buf[i++] = qc->tf.lbam;  in adma_qc_prep()
339 	buf[i++] = qc->tf.lbah;  in adma_qc_prep()
345 	buf[i++] = qc->tf.command;  in adma_qc_prep()
351 	i = adma_fill_sg(qc);  in adma_qc_prep()
356 static inline void adma_packet_start(struct ata_queued_cmd *qc)  in adma_packet_start()  argument
358 	struct ata_port *ap = qc->ap;  in adma_packet_start()
365 static unsigned int adma_qc_issue(struct ata_queued_cmd *qc)  in adma_qc_issue()  argument
367 	struct adma_port_priv *pp = qc->ap->private_data;  in adma_qc_issue()
369 	switch (qc->tf.protocol) {  in adma_qc_issue()
372 		adma_packet_start(qc);  in adma_qc_issue()
384 	return ata_sff_qc_issue(qc);  in adma_qc_issue()
394 		struct ata_queued_cmd *qc;  in adma_intr_pkt()  local
405 		qc = ata_qc_from_tag(ap, ap->link.active_tag);  in adma_intr_pkt()
406 		if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {  in adma_intr_pkt()
408 				qc->err_mask |= AC_ERR_HOST_BUS;  in adma_intr_pkt()
410 				qc->err_mask |= AC_ERR_OTHER;  in adma_intr_pkt()
413 				qc->err_mask |= AC_ERR_DEV;  in adma_intr_pkt()
415 				qc->err_mask |= AC_ERR_OTHER;  in adma_intr_pkt()
417 			if (!qc->err_mask)  in adma_intr_pkt()
418 				ata_qc_complete(qc);  in adma_intr_pkt()
427 				if (qc->err_mask == AC_ERR_DEV)  in adma_intr_pkt()
444 		struct ata_queued_cmd *qc;  in adma_intr_mmio()  local
448 		qc = ata_qc_from_tag(ap, ap->link.active_tag);  in adma_intr_mmio()
449 		if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {  in adma_intr_mmio()
458 			qc->err_mask |= ac_err_mask(status);  in adma_intr_mmio()
459 			if (!qc->err_mask)  in adma_intr_mmio()
460 				ata_qc_complete(qc);  in adma_intr_mmio()
466 				if (qc->err_mask == AC_ERR_DEV)  in adma_intr_mmio()