Current File : //lib/modules/3.10.0-1160.81.1.el7.centos.plus.x86_64/source/include/linux/fsl/bestcomm/gen_bd.h
/*
* Header for Bestcomm General Buffer Descriptor tasks driver
*
*
* Copyright (C) 2007 Sylvain Munaut <tnt@246tNt.com>
* Copyright (C) 2006 AppSpec Computer Technologies Corp.
* Jeff Gibbons <jeff.gibbons@appspec.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*
*/
#ifndef __BESTCOMM_GEN_BD_H__
#define __BESTCOMM_GEN_BD_H__
struct bcom_gen_bd {
u32 status;
u32 buf_pa;
};
extern struct bcom_task *
bcom_gen_bd_rx_init(int queue_len, phys_addr_t fifo,
int initiator, int ipr, int maxbufsize);
extern int
bcom_gen_bd_rx_reset(struct bcom_task *tsk);
extern void
bcom_gen_bd_rx_release(struct bcom_task *tsk);
extern struct bcom_task *
bcom_gen_bd_tx_init(int queue_len, phys_addr_t fifo,
int initiator, int ipr);
extern int
bcom_gen_bd_tx_reset(struct bcom_task *tsk);
extern void
bcom_gen_bd_tx_release(struct bcom_task *tsk);
/* PSC support utility wrappers */
struct bcom_task * bcom_psc_gen_bd_rx_init(unsigned psc_num, int queue_len,
phys_addr_t fifo, int maxbufsize);
struct bcom_task * bcom_psc_gen_bd_tx_init(unsigned psc_num, int queue_len,
phys_addr_t fifo);
#endif /* __BESTCOMM_GEN_BD_H__ */
Mini Shell