538 typedef void (*ata_qc_cb_t) (struct ata_queued_cmd *qc);
916 	int (*qc_defer)(struct ata_queued_cmd *qc);
917 	int (*check_atapi_dma)(struct ata_queued_cmd *qc);
918 	enum ata_completion_errors (*qc_prep)(struct ata_queued_cmd *qc);
919 	unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
920 	bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
946 	void (*post_internal_cmd)(struct ata_queued_cmd *qc);
981 	unsigned int (*sff_data_xfer)(struct ata_queued_cmd *qc,
986 	void (*sff_drain_fifo)(struct ata_queued_cmd *qc);
989 	void (*bmdma_setup)(struct ata_queued_cmd *qc);
990 	void (*bmdma_start)(struct ata_queued_cmd *qc);
991 	void (*bmdma_stop)(struct ata_queued_cmd *qc);
1152 extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
1153 extern enum ata_completion_errors ata_noop_qc_prep(struct ata_queued_cmd *qc);
1154 extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
1164 extern void ata_qc_complete(struct ata_queued_cmd *qc);
1367 extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
1368 extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
1579 #define __ata_qc_for_each(ap, qc, tag, max_tag, fn)		\  argument
1581 	     ({ qc = fn((ap), (tag)); 1; }); (tag)++)		\
1587 #define ata_qc_for_each_raw(ap, qc, tag)					\  argument
1588 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, __ata_qc_from_tag)
1593 #define ata_qc_for_each(ap, qc, tag)					\  argument
1594 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, ata_qc_from_tag)
1599 #define ata_qc_for_each_with_internal(ap, qc, tag)			\  argument
1600 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE + 1, ata_qc_from_tag)
1756 static inline void ata_qc_set_polling(struct ata_queued_cmd *qc)  in ata_qc_set_polling()  argument
1758 	qc->tf.ctl |= ATA_NIEN;  in ata_qc_set_polling()
1772 	struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);  in ata_qc_from_tag()  local
1774 	if (unlikely(!qc) || !ap->ops->error_handler)  in ata_qc_from_tag()
1775 		return qc;  in ata_qc_from_tag()
1777 	if ((qc->flags & (ATA_QCFLAG_ACTIVE |  in ata_qc_from_tag()
1779 		return qc;  in ata_qc_from_tag()
1784 static inline unsigned int ata_qc_raw_nbytes(struct ata_queued_cmd *qc)  in ata_qc_raw_nbytes()  argument
1786 	return qc->nbytes - min(qc->extrabytes, qc->nbytes);  in ata_qc_raw_nbytes()
1804 static inline void ata_qc_reinit(struct ata_queued_cmd *qc)  in ata_qc_reinit()  argument
1806 	qc->dma_dir = DMA_NONE;  in ata_qc_reinit()
1807 	qc->sg = NULL;  in ata_qc_reinit()
1808 	qc->flags = 0;  in ata_qc_reinit()
1809 	qc->cursg = NULL;  in ata_qc_reinit()
1810 	qc->cursg_ofs = 0;  in ata_qc_reinit()
1811 	qc->nbytes = qc->extrabytes = qc->curbytes = 0;  in ata_qc_reinit()
1812 	qc->n_elem = 0;  in ata_qc_reinit()
1813 	qc->err_mask = 0;  in ata_qc_reinit()
1814 	qc->sect_size = ATA_SECT_SIZE;  in ata_qc_reinit()
1816 	ata_tf_init(qc->dev, &qc->tf);  in ata_qc_reinit()
1819 	qc->result_tf.command = ATA_DRDY;  in ata_qc_reinit()
1820 	qc->result_tf.feature = 0;  in ata_qc_reinit()
1910 extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
1947 extern unsigned int ata_sff_data_xfer(struct ata_queued_cmd *qc,
1949 extern unsigned int ata_sff_data_xfer32(struct ata_queued_cmd *qc,
1953 extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
1959 extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc);
1960 extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc);
1962 				      struct ata_queued_cmd *qc);
1977 extern void ata_sff_drain_fifo(struct ata_queued_cmd *qc);
2002 extern enum ata_completion_errors ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
2003 extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc);
2004 extern enum ata_completion_errors ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
2006 				      struct ata_queued_cmd *qc);
2009 extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
2011 extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
2012 extern void ata_bmdma_start(struct ata_queued_cmd *qc);
2013 extern void ata_bmdma_stop(struct ata_queued_cmd *qc);