1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved. */ |
3 | |
4 | #ifndef _GDM_USB_H_ |
5 | #define _GDM_USB_H_ |
6 | |
7 | #include <linux/types.h> |
8 | #include <linux/usb.h> |
9 | #include <linux/list.h> |
10 | #include <linux/time.h> |
11 | |
12 | #include "gdm_endian.h" |
13 | #include "hci_packet.h" |
14 | |
15 | #define PM_NORMAL 0 |
16 | #define PM_SUSPEND 1 |
17 | #define AUTO_SUSPEND_TIMER 5000 /* ms */ |
18 | |
19 | #define RX_BUF_SIZE (1024 * 32) |
20 | #define TX_BUF_SIZE (1024 * 32) |
21 | #define SDU_BUF_SIZE 2048 |
22 | #define MAX_SDU_SIZE (1024 * 30) |
23 | #define MAX_PACKET_IN_MULTI_SDU 256 |
24 | |
25 | #define VID_GCT 0x1076 |
26 | #define PID_GDM7240 0x8000 |
27 | #define PID_GDM7243 0x9000 |
28 | |
29 | #define NETWORK_INTERFACE 1 |
30 | #define USB_SC_SCSI 0x06 |
31 | #define USB_PR_BULK 0x50 |
32 | |
33 | #define MAX_NUM_SDU_BUF 64 |
34 | |
35 | struct usb_tx { |
36 | struct list_head list; |
37 | struct urb *urb; |
38 | u8 *buf; |
39 | u32 len; |
40 | void (*callback)(void *cb_data); |
41 | void *cb_data; |
42 | struct tx_cxt *tx; |
43 | u8 is_sdu; |
44 | }; |
45 | |
46 | struct usb_tx_sdu { |
47 | struct list_head list; |
48 | u8 *buf; |
49 | u32 len; |
50 | void (*callback)(void *cb_data); |
51 | void *cb_data; |
52 | }; |
53 | |
54 | struct usb_rx { |
55 | struct list_head to_host_list; |
56 | struct list_head free_list; |
57 | struct list_head rx_submit_list; |
58 | struct rx_cxt *rx; |
59 | struct urb *urb; |
60 | u8 *buf; |
61 | int (*callback)(void *cb_data, void *data, int len, int context); |
62 | void *cb_data; |
63 | void *index; |
64 | }; |
65 | |
66 | struct tx_cxt { |
67 | struct list_head sdu_list; |
68 | struct list_head hci_list; |
69 | struct list_head free_list; |
70 | u32 avail_count; |
71 | spinlock_t lock; |
72 | }; |
73 | |
74 | struct rx_cxt { |
75 | struct list_head to_host_list; |
76 | struct list_head rx_submit_list; |
77 | struct list_head free_list; |
78 | u32 avail_count; |
79 | spinlock_t to_host_lock; |
80 | spinlock_t rx_lock; |
81 | spinlock_t submit_lock; |
82 | }; |
83 | |
84 | struct lte_udev { |
85 | struct usb_device *usbdev; |
86 | struct tx_cxt tx; |
87 | struct rx_cxt rx; |
88 | struct delayed_work work_tx; |
89 | struct delayed_work work_rx; |
90 | u8 gdm_ed; |
91 | u8 send_complete; |
92 | u8 tx_stop; |
93 | struct usb_interface *intf; |
94 | int (*rx_cb)(void *cb_data, void *data, int len, int context); |
95 | int usb_state; |
96 | u8 request_mac_addr; |
97 | }; |
98 | |
99 | #endif /* _GDM_USB_H_ */ |
100 | |