1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * Header for Bestcomm General Buffer Descriptor tasks driver |
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 | |
10 | #ifndef __BESTCOMM_GEN_BD_H__ |
11 | #define __BESTCOMM_GEN_BD_H__ |
12 | |
13 | struct bcom_gen_bd { |
14 | u32 status; |
15 | u32 buf_pa; |
16 | }; |
17 | |
18 | |
19 | extern struct bcom_task * |
20 | bcom_gen_bd_rx_init(int queue_len, phys_addr_t fifo, |
21 | int initiator, int ipr, int maxbufsize); |
22 | |
23 | extern int |
24 | bcom_gen_bd_rx_reset(struct bcom_task *tsk); |
25 | |
26 | extern void |
27 | bcom_gen_bd_rx_release(struct bcom_task *tsk); |
28 | |
29 | |
30 | extern struct bcom_task * |
31 | bcom_gen_bd_tx_init(int queue_len, phys_addr_t fifo, |
32 | int initiator, int ipr); |
33 | |
34 | extern int |
35 | bcom_gen_bd_tx_reset(struct bcom_task *tsk); |
36 | |
37 | extern void |
38 | bcom_gen_bd_tx_release(struct bcom_task *tsk); |
39 | |
40 | |
41 | /* PSC support utility wrappers */ |
42 | struct bcom_task * bcom_psc_gen_bd_rx_init(unsigned psc_num, int queue_len, |
43 | phys_addr_t fifo, int maxbufsize); |
44 | struct bcom_task * bcom_psc_gen_bd_tx_init(unsigned psc_num, int queue_len, |
45 | phys_addr_t fifo); |
46 | #endif /* __BESTCOMM_GEN_BD_H__ */ |
47 | |
48 | |