72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Mantis PCI bridge driver
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Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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*/
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#ifndef __MANTIS_LINK_H
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#define __MANTIS_LINK_H
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#include <linux/mutex.h>
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#include <linux/workqueue.h>
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#include <media/dvb_ca_en50221.h>
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enum mantis_sbuf_status {
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MANTIS_SBUF_DATA_AVAIL = 1,
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MANTIS_SBUF_DATA_EMPTY = 2,
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MANTIS_SBUF_DATA_OVFLW = 3
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};
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struct mantis_slot {
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u32 timeout;
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u32 slave_cfg;
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u32 bar;
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};
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/* Physical layer */
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enum mantis_slot_state {
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MODULE_INSERTED = 3,
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MODULE_XTRACTED = 4
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};
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struct mantis_ca {
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struct mantis_slot slot[4];
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struct work_struct hif_evm_work;
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u32 hif_event;
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wait_queue_head_t hif_opdone_wq;
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wait_queue_head_t hif_brrdyw_wq;
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wait_queue_head_t hif_data_wq;
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wait_queue_head_t hif_write_wq; /* HIF Write op */
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enum mantis_sbuf_status sbuf_status;
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enum mantis_slot_state slot_state;
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void *ca_priv;
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struct dvb_ca_en50221 en50221;
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struct mutex ca_lock;
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};
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/* CA */
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extern void mantis_event_cam_plugin(struct mantis_ca *ca);
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extern void mantis_event_cam_unplug(struct mantis_ca *ca);
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extern int mantis_pcmcia_init(struct mantis_ca *ca);
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extern void mantis_pcmcia_exit(struct mantis_ca *ca);
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extern int mantis_evmgr_init(struct mantis_ca *ca);
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extern void mantis_evmgr_exit(struct mantis_ca *ca);
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/* HIF */
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extern int mantis_hif_init(struct mantis_ca *ca);
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extern void mantis_hif_exit(struct mantis_ca *ca);
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extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr);
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extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data);
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extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr);
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extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data);
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#endif /* __MANTIS_LINK_H */
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