529 typedef void (*ata_qc_cb_t) (struct ata_queued_cmd *qc);
900 	int (*qc_defer)(struct ata_queued_cmd *qc);
901 	int (*check_atapi_dma)(struct ata_queued_cmd *qc);
902 	enum ata_completion_errors (*qc_prep)(struct ata_queued_cmd *qc);
903 	unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
904 	bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
930 	void (*post_internal_cmd)(struct ata_queued_cmd *qc);
965 	unsigned int (*sff_data_xfer)(struct ata_queued_cmd *qc,
970 	void (*sff_drain_fifo)(struct ata_queued_cmd *qc);
973 	void (*bmdma_setup)(struct ata_queued_cmd *qc);
974 	void (*bmdma_start)(struct ata_queued_cmd *qc);
975 	void (*bmdma_stop)(struct ata_queued_cmd *qc);
1136 extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
1137 extern enum ata_completion_errors ata_noop_qc_prep(struct ata_queued_cmd *qc);
1138 extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
1148 extern void ata_qc_complete(struct ata_queued_cmd *qc);
1351 extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
1352 extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
1550 #define __ata_qc_for_each(ap, qc, tag, max_tag, fn)		\  argument
1552 	     ({ qc = fn((ap), (tag)); 1; }); (tag)++)		\
1558 #define ata_qc_for_each_raw(ap, qc, tag)					\  argument
1559 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, __ata_qc_from_tag)
1564 #define ata_qc_for_each(ap, qc, tag)					\  argument
1565 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, ata_qc_from_tag)
1570 #define ata_qc_for_each_with_internal(ap, qc, tag)			\  argument
1571 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE + 1, ata_qc_from_tag)
1727 static inline void ata_qc_set_polling(struct ata_queued_cmd *qc)  in ata_qc_set_polling()  argument
1729 	qc->tf.ctl |= ATA_NIEN;  in ata_qc_set_polling()
1743 	struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);  in ata_qc_from_tag()  local
1745 	if (unlikely(!qc) || !ap->ops->error_handler)  in ata_qc_from_tag()
1746 		return qc;  in ata_qc_from_tag()
1748 	if ((qc->flags & (ATA_QCFLAG_ACTIVE |  in ata_qc_from_tag()
1750 		return qc;  in ata_qc_from_tag()
1755 static inline unsigned int ata_qc_raw_nbytes(struct ata_queued_cmd *qc)  in ata_qc_raw_nbytes()  argument
1757 	return qc->nbytes - min(qc->extrabytes, qc->nbytes);  in ata_qc_raw_nbytes()
1775 static inline void ata_qc_reinit(struct ata_queued_cmd *qc)  in ata_qc_reinit()  argument
1777 	qc->dma_dir = DMA_NONE;  in ata_qc_reinit()
1778 	qc->sg = NULL;  in ata_qc_reinit()
1779 	qc->flags = 0;  in ata_qc_reinit()
1780 	qc->cursg = NULL;  in ata_qc_reinit()
1781 	qc->cursg_ofs = 0;  in ata_qc_reinit()
1782 	qc->nbytes = qc->extrabytes = qc->curbytes = 0;  in ata_qc_reinit()
1783 	qc->n_elem = 0;  in ata_qc_reinit()
1784 	qc->err_mask = 0;  in ata_qc_reinit()
1785 	qc->sect_size = ATA_SECT_SIZE;  in ata_qc_reinit()
1787 	ata_tf_init(qc->dev, &qc->tf);  in ata_qc_reinit()
1790 	qc->result_tf.command = ATA_DRDY;  in ata_qc_reinit()
1791 	qc->result_tf.feature = 0;  in ata_qc_reinit()
1881 extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
1918 extern unsigned int ata_sff_data_xfer(struct ata_queued_cmd *qc,
1920 extern unsigned int ata_sff_data_xfer32(struct ata_queued_cmd *qc,
1924 extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
1930 extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc);
1931 extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc);
1933 				      struct ata_queued_cmd *qc);
1948 extern void ata_sff_drain_fifo(struct ata_queued_cmd *qc);
1973 extern enum ata_completion_errors ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
1974 extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc);
1975 extern enum ata_completion_errors ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
1977 				      struct ata_queued_cmd *qc);
1980 extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
1982 extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
1983 extern void ata_bmdma_start(struct ata_queued_cmd *qc);
1984 extern void ata_bmdma_stop(struct ata_queued_cmd *qc);