485 typedef void (*ata_qc_cb_t) (struct ata_queued_cmd *qc);
875 	int (*qc_defer)(struct ata_queued_cmd *qc);
876 	int (*check_atapi_dma)(struct ata_queued_cmd *qc);
877 	enum ata_completion_errors (*qc_prep)(struct ata_queued_cmd *qc);
878 	unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
879 	bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
906 	void (*post_internal_cmd)(struct ata_queued_cmd *qc);
941 	unsigned int (*sff_data_xfer)(struct ata_queued_cmd *qc,
946 	void (*sff_drain_fifo)(struct ata_queued_cmd *qc);
949 	void (*bmdma_setup)(struct ata_queued_cmd *qc);
950 	void (*bmdma_start)(struct ata_queued_cmd *qc);
951 	void (*bmdma_stop)(struct ata_queued_cmd *qc);
1114 extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
1115 extern enum ata_completion_errors ata_noop_qc_prep(struct ata_queued_cmd *qc);
1116 extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
1128 extern void ata_qc_complete(struct ata_queued_cmd *qc);
1331 extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
1332 extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
1555 #define __ata_qc_for_each(ap, qc, tag, max_tag, fn)		\  argument
1557 	     ({ qc = fn((ap), (tag)); 1; }); (tag)++)		\
1563 #define ata_qc_for_each_raw(ap, qc, tag)					\  argument
1564 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, __ata_qc_from_tag)
1569 #define ata_qc_for_each(ap, qc, tag)					\  argument
1570 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE, ata_qc_from_tag)
1575 #define ata_qc_for_each_with_internal(ap, qc, tag)			\  argument
1576 	__ata_qc_for_each(ap, qc, tag, ATA_MAX_QUEUE + 1, ata_qc_from_tag)
1732 static inline void ata_qc_set_polling(struct ata_queued_cmd *qc)  in ata_qc_set_polling()  argument
1734 	qc->tf.ctl |= ATA_NIEN;  in ata_qc_set_polling()
1748 	struct ata_queued_cmd *qc = __ata_qc_from_tag(ap, tag);  in ata_qc_from_tag()  local
1750 	if (unlikely(!qc) || !ap->ops->error_handler)  in ata_qc_from_tag()
1751 		return qc;  in ata_qc_from_tag()
1753 	if ((qc->flags & (ATA_QCFLAG_ACTIVE |  in ata_qc_from_tag()
1755 		return qc;  in ata_qc_from_tag()
1760 static inline unsigned int ata_qc_raw_nbytes(struct ata_queued_cmd *qc)  in ata_qc_raw_nbytes()  argument
1762 	return qc->nbytes - min(qc->extrabytes, qc->nbytes);  in ata_qc_raw_nbytes()
1780 static inline void ata_qc_reinit(struct ata_queued_cmd *qc)  in ata_qc_reinit()  argument
1782 	qc->dma_dir = DMA_NONE;  in ata_qc_reinit()
1783 	qc->sg = NULL;  in ata_qc_reinit()
1784 	qc->flags = 0;  in ata_qc_reinit()
1785 	qc->cursg = NULL;  in ata_qc_reinit()
1786 	qc->cursg_ofs = 0;  in ata_qc_reinit()
1787 	qc->nbytes = qc->extrabytes = qc->curbytes = 0;  in ata_qc_reinit()
1788 	qc->n_elem = 0;  in ata_qc_reinit()
1789 	qc->err_mask = 0;  in ata_qc_reinit()
1790 	qc->sect_size = ATA_SECT_SIZE;  in ata_qc_reinit()
1792 	ata_tf_init(qc->dev, &qc->tf);  in ata_qc_reinit()
1795 	qc->result_tf.command = ATA_DRDY;  in ata_qc_reinit()
1796 	qc->result_tf.feature = 0;  in ata_qc_reinit()
1886 extern int sata_pmp_qc_defer_cmd_switch(struct ata_queued_cmd *qc);
1923 extern unsigned int ata_sff_data_xfer(struct ata_queued_cmd *qc,
1925 extern unsigned int ata_sff_data_xfer32(struct ata_queued_cmd *qc,
1929 extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
1935 extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc);
1936 extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc);
1938 				      struct ata_queued_cmd *qc);
1953 extern void ata_sff_drain_fifo(struct ata_queued_cmd *qc);
1978 extern enum ata_completion_errors ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
1979 extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc);
1980 extern enum ata_completion_errors ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
1982 				      struct ata_queued_cmd *qc);
1985 extern void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc);
1987 extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
1988 extern void ata_bmdma_start(struct ata_queued_cmd *qc);
1989 extern void ata_bmdma_stop(struct ata_queued_cmd *qc);