1 /* 2 * Header for Bestcomm General Buffer Descriptor tasks driver 3 * 4 * 5 * Copyright (C) 2007 Sylvain Munaut <tnt@246tNt.com> 6 * Copyright (C) 2006 AppSpec Computer Technologies Corp. 7 * Jeff Gibbons <jeff.gibbons@appspec.com> 8 * 9 * This program is free software; you can redistribute it and/or modify it 10 * under the terms of the GNU General Public License version 2 as published 11 * by the Free Software Foundation. 12 * 13 * 14 */ 15 16 #ifndef __BESTCOMM_GEN_BD_H__ 17 #define __BESTCOMM_GEN_BD_H__ 18 19 struct bcom_gen_bd { 20 u32 status; 21 u32 buf_pa; 22 }; 23 24 25 extern struct bcom_task * 26 bcom_gen_bd_rx_init(int queue_len, phys_addr_t fifo, 27 int initiator, int ipr, int maxbufsize); 28 29 extern int 30 bcom_gen_bd_rx_reset(struct bcom_task *tsk); 31 32 extern void 33 bcom_gen_bd_rx_release(struct bcom_task *tsk); 34 35 36 extern struct bcom_task * 37 bcom_gen_bd_tx_init(int queue_len, phys_addr_t fifo, 38 int initiator, int ipr); 39 40 extern int 41 bcom_gen_bd_tx_reset(struct bcom_task *tsk); 42 43 extern void 44 bcom_gen_bd_tx_release(struct bcom_task *tsk); 45 46 47 /* PSC support utility wrappers */ 48 struct bcom_task * bcom_psc_gen_bd_rx_init(unsigned psc_num, int queue_len, 49 phys_addr_t fifo, int maxbufsize); 50 struct bcom_task * bcom_psc_gen_bd_tx_init(unsigned psc_num, int queue_len, 51 phys_addr_t fifo); 52 #endif /* __BESTCOMM_GEN_BD_H__ */ 53 54