530 typedef void (*ata_qc_cb_t) (struct ata_queued_cmd *qc);
901 	int (*qc_defer)(struct ata_queued_cmd *qc);
902 	int (*check_atapi_dma)(struct ata_queued_cmd *qc);
903 	enum ata_completion_errors (*qc_prep)(struct ata_queued_cmd *qc);
904 	unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
905 	bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
931 	void (*post_internal_cmd)(struct ata_queued_cmd *qc);
966 	unsigned int (*sff_data_xfer)(struct ata_queued_cmd *qc,
971 	void (*sff_drain_fifo)(struct ata_queued_cmd *qc);
974 	void (*bmdma_setup)(struct ata_queued_cmd *qc);
975 	void (*bmdma_start)(struct ata_queued_cmd *qc);
976 	void (*bmdma_stop)(struct ata_queued_cmd *qc);
1137 extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
1138 extern enum ata_completion_errors ata_noop_qc_prep(struct ata_queued_cmd *qc);
1139 extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
1149 extern void ata_qc_complete(struct ata_queued_cmd *qc);
1352 extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
1353 extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
1551 #define __ata_qc_for_each(ap, qc, tag, max_tag, fn)		\  argument
1553 	     ({ qc = fn((ap), (tag)); 1; }); (tag)++)		\
1559 #define ata_qc_for_each_raw(ap, qc, tag)					\  argument
1560 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, __ata_qc_from_tag)
1565 #define ata_qc_for_each(ap, qc, tag)					\  argument
1566 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, ata_qc_from_tag)
1571 #define ata_qc_for_each_with_internal(ap, qc, tag)			\  argument
1572 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE + 1, ata_qc_from_tag)
1728 static inline void ata_qc_set_polling(struct ata_queued_cmd *qc)  in ata_qc_set_polling()  argument
1730 	qc->tf.ctl |= ATA_NIEN;  in ata_qc_set_polling()
1744 	struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);  in ata_qc_from_tag()  local
1746 	if (unlikely(!qc) || !ap->ops->error_handler)  in ata_qc_from_tag()
1747 		return qc;  in ata_qc_from_tag()
1749 	if ((qc->flags & (ATA_QCFLAG_ACTIVE |  in ata_qc_from_tag()
1751 		return qc;  in ata_qc_from_tag()
1756 static inline unsigned int ata_qc_raw_nbytes(struct ata_queued_cmd *qc)  in ata_qc_raw_nbytes()  argument
1758 	return qc->nbytes - min(qc->extrabytes, qc->nbytes);  in ata_qc_raw_nbytes()
1776 static inline void ata_qc_reinit(struct ata_queued_cmd *qc)  in ata_qc_reinit()  argument
1778 	qc->dma_dir = DMA_NONE;  in ata_qc_reinit()
1779 	qc->sg = NULL;  in ata_qc_reinit()
1780 	qc->flags = 0;  in ata_qc_reinit()
1781 	qc->cursg = NULL;  in ata_qc_reinit()
1782 	qc->cursg_ofs = 0;  in ata_qc_reinit()
1783 	qc->nbytes = qc->extrabytes = qc->curbytes = 0;  in ata_qc_reinit()
1784 	qc->n_elem = 0;  in ata_qc_reinit()
1785 	qc->err_mask = 0;  in ata_qc_reinit()
1786 	qc->sect_size = ATA_SECT_SIZE;  in ata_qc_reinit()
1788 	ata_tf_init(qc->dev, &qc->tf);  in ata_qc_reinit()
1791 	qc->result_tf.command = ATA_DRDY;  in ata_qc_reinit()
1792 	qc->result_tf.feature = 0;  in ata_qc_reinit()
1882 extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
1919 extern unsigned int ata_sff_data_xfer(struct ata_queued_cmd *qc,
1921 extern unsigned int ata_sff_data_xfer32(struct ata_queued_cmd *qc,
1925 extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
1931 extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc);
1932 extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc);
1934 				      struct ata_queued_cmd *qc);
1949 extern void ata_sff_drain_fifo(struct ata_queued_cmd *qc);
1974 extern enum ata_completion_errors ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
1975 extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc);
1976 extern enum ata_completion_errors ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
1978 				      struct ata_queued_cmd *qc);
1981 extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
1983 extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
1984 extern void ata_bmdma_start(struct ata_queued_cmd *qc);
1985 extern void ata_bmdma_stop(struct ata_queued_cmd *qc);