| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * Header for Bestcomm General Buffer Descriptor tasks driver |
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| 4 | * |
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| 5 | * Copyright (C) 2007 Sylvain Munaut <tnt@246tNt.com> |
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| 6 | * Copyright (C) 2006 AppSpec Computer Technologies Corp. |
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| 7 | * Jeff Gibbons <jeff.gibbons@appspec.com> |
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| 8 | */ |
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| 9 | |
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| 10 | #ifndef __BESTCOMM_GEN_BD_H__ |
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| 11 | #define __BESTCOMM_GEN_BD_H__ |
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| 12 | |
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| 13 | struct bcom_gen_bd { |
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| 14 | u32 status; |
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| 15 | u32 buf_pa; |
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| 16 | }; |
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| 17 | |
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| 18 | |
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| 19 | extern struct bcom_task * |
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| 20 | bcom_gen_bd_rx_init(int queue_len, phys_addr_t fifo, |
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| 21 | int initiator, int ipr, int maxbufsize); |
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| 22 | |
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| 23 | extern int |
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| 24 | bcom_gen_bd_rx_reset(struct bcom_task *tsk); |
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| 25 | |
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| 26 | extern void |
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| 27 | bcom_gen_bd_rx_release(struct bcom_task *tsk); |
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| 28 | |
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| 29 | |
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| 30 | extern struct bcom_task * |
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| 31 | bcom_gen_bd_tx_init(int queue_len, phys_addr_t fifo, |
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| 32 | int initiator, int ipr); |
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| 33 | |
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| 34 | extern int |
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| 35 | bcom_gen_bd_tx_reset(struct bcom_task *tsk); |
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| 36 | |
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| 37 | extern void |
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| 38 | bcom_gen_bd_tx_release(struct bcom_task *tsk); |
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| 39 | |
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| 40 | |
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| 41 | /* PSC support utility wrappers */ |
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| 42 | struct bcom_task * bcom_psc_gen_bd_rx_init(unsigned psc_num, int queue_len, |
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| 43 | phys_addr_t fifo, int maxbufsize); |
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| 44 | struct bcom_task * bcom_psc_gen_bd_tx_init(unsigned psc_num, int queue_len, |
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| 45 | phys_addr_t fifo); |
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| 46 | #endif /* __BESTCOMM_GEN_BD_H__ */ |
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| 47 | |
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| 48 | |
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