linux/spi/spi.h

31  * struct spi_statistics - statistics for spi transfers
35  * @transfers:     number of spi_transfers handled
53  *                 number of transfers that have been split because of
60 	unsigned long		transfers;  member
123  * @bits_per_word: Data transfers involve one or more words; word sizes
353  *	It's always safe to call this unless transfers are pending on
385  *	message while queuing transfers that arrive in the meantime. When the
495 	/* bitmask of supported bits_per_word for transfers */
536 	 * IMPORTANT:  this may be called when transfers to another
538 	 * which could break those transfers.
553 	/* bidirectional bulk transfers
569 	 * + The message transfers use clock and SPI mode parameters
664 	 * transfers (needed e.g. for reading the time of POSIX clocks)
843  * @transfer_list: transfers are sequenced through @spi_message.transfers
872  * SPI transfers always write the same number of bytes as they read.
895  * All SPI transfers start with the relevant chipselect active.  Normally
924  * and its transfers, ignore them until its completion callback.
971  * @transfers: list of transfer segments in this transaction
985  * A @spi_message is used to execute an atomic sequence of data transfers,
997  * and its transfers, ignore them until its completion callback.
1000 	struct list_head	transfers;  member
1037 	INIT_LIST_HEAD(&m->transfers);  in spi_message_init_no_memset()
1050 	list_add_tail(&t->transfer_list, &m->transfers);  in spi_message_add_tail()
1074  * spi_message_init_with_transfers - Initialize spi_message and append transfers
1076  * @xfers: An array of spi transfers
1190  * @replaced_transfers: transfers that have been replaced and which need
1194  * @inserted:           number of transfers inserted
1311 /* this copies txbuf and rxbuf data; for small transfers only! */
1516 	return list_is_last(&xfer->transfer_list, &ctlr->cur_msg->transfers);  in spi_transfer_is_last()