diff options
Diffstat (limited to 'include/linux/fsl/bestcomm/gen_bd.h')
| -rw-r--r-- | include/linux/fsl/bestcomm/gen_bd.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/fsl/bestcomm/gen_bd.h b/include/linux/fsl/bestcomm/gen_bd.h new file mode 100644 index 000000000..aeb312a1c --- /dev/null +++ b/include/linux/fsl/bestcomm/gen_bd.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * 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> + */ + +#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__ */ + |