1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 /* $FreeBSD$ */
4 #ifndef ADF_TRANSPORT_INTRN_H
5 #define ADF_TRANSPORT_INTRN_H
6 
7 #include "adf_transport.h"
8 
9 struct adf_etr_ring_debug_entry {
10 	char ring_name[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
11 	struct sysctl_oid *debug;
12 };
13 
14 struct adf_etr_ring_data {
15 	void *base_addr;
16 	atomic_t *inflights;
17 	struct mtx lock; /* protects ring data struct */
18 	adf_callback_fn callback;
19 	struct adf_etr_bank_data *bank;
20 	bus_addr_t dma_addr;
21 	uint16_t head;
22 	uint16_t tail;
23 	uint8_t ring_number;
24 	uint8_t ring_size;
25 	uint8_t msg_size;
26 	uint8_t reserved;
27 	struct adf_etr_ring_debug_entry *ring_debug;
28 	struct bus_dmamem dma_mem;
29 	u32 csr_tail_offset;
30 	u32 max_inflights;
31 };
32 
33 struct adf_etr_bank_data {
34 	struct adf_etr_ring_data *rings;
35 	struct task resp_handler;
36 	struct resource *csr_addr;
37 	struct adf_accel_dev *accel_dev;
38 	uint32_t irq_coalesc_timer;
39 	uint16_t ring_mask;
40 	uint16_t irq_mask;
41 	struct mtx lock; /* protects bank data struct */
42 	struct sysctl_oid *bank_debug_dir;
43 	struct sysctl_oid *bank_debug_cfg;
44 	uint32_t bank_number;
45 };
46 
47 struct adf_etr_data {
48 	struct adf_etr_bank_data *banks;
49 	struct sysctl_oid *debug;
50 };
51 
52 void adf_response_handler(uintptr_t bank_addr);
53 int adf_handle_response(struct adf_etr_ring_data *ring, u32 quota);
54 int adf_bank_debugfs_add(struct adf_etr_bank_data *bank);
55 void adf_bank_debugfs_rm(struct adf_etr_bank_data *bank);
56 int adf_ring_debugfs_add(struct adf_etr_ring_data *ring, const char *name);
57 void adf_ring_debugfs_rm(struct adf_etr_ring_data *ring);
58 #endif
59