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1/* SPDX-License-Identifier: ISC */
2/*
3 * Copyright (c) 2004-2011 Atheros Communications Inc.
4 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
5 * Copyright (c) 2016-2017 Erik Stromdahl <erik.stromdahl@gmail.com>
6 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
7 */
8
9#ifndef _USB_H_
10#define _USB_H_
11
12/* constants */
13#define TX_URB_COUNT 32
14#define RX_URB_COUNT 32
15#define ATH10K_USB_RX_BUFFER_SIZE 4096
16
17#define ATH10K_USB_PIPE_INVALID ATH10K_USB_PIPE_MAX
18
19/* USB endpoint definitions */
20#define ATH10K_USB_EP_ADDR_APP_CTRL_IN 0x81
21#define ATH10K_USB_EP_ADDR_APP_DATA_IN 0x82
22#define ATH10K_USB_EP_ADDR_APP_DATA2_IN 0x83
23#define ATH10K_USB_EP_ADDR_APP_INT_IN 0x84
24
25#define ATH10K_USB_EP_ADDR_APP_CTRL_OUT 0x01
26#define ATH10K_USB_EP_ADDR_APP_DATA_LP_OUT 0x02
27#define ATH10K_USB_EP_ADDR_APP_DATA_MP_OUT 0x03
28#define ATH10K_USB_EP_ADDR_APP_DATA_HP_OUT 0x04
29
30/* diagnostic command definitions */
31#define ATH10K_USB_CONTROL_REQ_SEND_BMI_CMD 1
32#define ATH10K_USB_CONTROL_REQ_RECV_BMI_RESP 2
33#define ATH10K_USB_CONTROL_REQ_DIAG_CMD 3
34#define ATH10K_USB_CONTROL_REQ_DIAG_RESP 4
35
36#define ATH10K_USB_CTRL_DIAG_CC_READ 0
37#define ATH10K_USB_CTRL_DIAG_CC_WRITE 1
38
39#define ATH10K_USB_IS_BULK_EP(attr) (((attr) & 3) == 0x02)
40#define ATH10K_USB_IS_INT_EP(attr) (((attr) & 3) == 0x03)
41#define ATH10K_USB_IS_ISOC_EP(attr) (((attr) & 3) == 0x01)
42#define ATH10K_USB_IS_DIR_IN(addr) ((addr) & 0x80)
43
44struct ath10k_usb_ctrl_diag_cmd_write {
45 __le32 cmd;
46 __le32 address;
47 __le32 value;
48 __le32 padding;
49} __packed;
50
51struct ath10k_usb_ctrl_diag_cmd_read {
52 __le32 cmd;
53 __le32 address;
54} __packed;
55
56struct ath10k_usb_ctrl_diag_resp_read {
57 u8 value[4];
58} __packed;
59
60/* tx/rx pipes for usb */
61enum ath10k_usb_pipe_id {
62 ATH10K_USB_PIPE_TX_CTRL = 0,
63 ATH10K_USB_PIPE_TX_DATA_LP,
64 ATH10K_USB_PIPE_TX_DATA_MP,
65 ATH10K_USB_PIPE_TX_DATA_HP,
66 ATH10K_USB_PIPE_RX_CTRL,
67 ATH10K_USB_PIPE_RX_DATA,
68 ATH10K_USB_PIPE_RX_DATA2,
69 ATH10K_USB_PIPE_RX_INT,
70 ATH10K_USB_PIPE_MAX
71};
72
73struct ath10k_usb_pipe {
74 struct list_head urb_list_head;
75 struct usb_anchor urb_submitted;
76 u32 urb_alloc;
77 u32 urb_cnt;
78 u32 urb_cnt_thresh;
79 unsigned int usb_pipe_handle;
80 u32 flags;
81 u8 ep_address;
82 u8 logical_pipe_num;
83 struct ath10k_usb *ar_usb;
84 u16 max_packet_size;
85 struct work_struct io_complete_work;
86 struct sk_buff_head io_comp_queue;
87 struct usb_endpoint_descriptor *ep_desc;
88};
89
90#define ATH10K_USB_PIPE_FLAG_TX BIT(0)
91
92/* usb device object */
93struct ath10k_usb {
94 /* protects pipe->urb_list_head and pipe->urb_cnt */
95 spinlock_t cs_lock;
96
97 struct usb_device *udev;
98 struct usb_interface *interface;
99 struct ath10k_usb_pipe pipes[ATH10K_USB_PIPE_MAX];
100 u8 *diag_cmd_buffer;
101 u8 *diag_resp_buffer;
102 struct ath10k *ar;
103};
104
105/* usb urb object */
106struct ath10k_urb_context {
107 struct list_head link;
108 struct ath10k_usb_pipe *pipe;
109 struct sk_buff *skb;
110 struct ath10k *ar;
111};
112
113static inline struct ath10k_usb *ath10k_usb_priv(struct ath10k *ar)
114{
115 return (struct ath10k_usb *)ar->drv_priv;
116}
117
118#endif
1/* SPDX-License-Identifier: ISC */
2/*
3 * Copyright (c) 2004-2011 Atheros Communications Inc.
4 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
5 * Copyright (c) 2016-2017 Erik Stromdahl <erik.stromdahl@gmail.com>
6 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
7 */
8
9#ifndef _USB_H_
10#define _USB_H_
11
12/* constants */
13#define TX_URB_COUNT 32
14#define RX_URB_COUNT 32
15#define ATH10K_USB_RX_BUFFER_SIZE 4096
16
17#define ATH10K_USB_PIPE_INVALID ATH10K_USB_PIPE_MAX
18
19/* USB endpoint definitions */
20#define ATH10K_USB_EP_ADDR_APP_CTRL_IN 0x81
21#define ATH10K_USB_EP_ADDR_APP_DATA_IN 0x82
22#define ATH10K_USB_EP_ADDR_APP_DATA2_IN 0x83
23#define ATH10K_USB_EP_ADDR_APP_INT_IN 0x84
24
25#define ATH10K_USB_EP_ADDR_APP_CTRL_OUT 0x01
26#define ATH10K_USB_EP_ADDR_APP_DATA_LP_OUT 0x02
27#define ATH10K_USB_EP_ADDR_APP_DATA_MP_OUT 0x03
28#define ATH10K_USB_EP_ADDR_APP_DATA_HP_OUT 0x04
29
30/* diagnostic command definitions */
31#define ATH10K_USB_CONTROL_REQ_SEND_BMI_CMD 1
32#define ATH10K_USB_CONTROL_REQ_RECV_BMI_RESP 2
33#define ATH10K_USB_CONTROL_REQ_DIAG_CMD 3
34#define ATH10K_USB_CONTROL_REQ_DIAG_RESP 4
35
36#define ATH10K_USB_CTRL_DIAG_CC_READ 0
37#define ATH10K_USB_CTRL_DIAG_CC_WRITE 1
38
39#define ATH10K_USB_IS_BULK_EP(attr) (((attr) & 3) == 0x02)
40#define ATH10K_USB_IS_INT_EP(attr) (((attr) & 3) == 0x03)
41#define ATH10K_USB_IS_ISOC_EP(attr) (((attr) & 3) == 0x01)
42#define ATH10K_USB_IS_DIR_IN(addr) ((addr) & 0x80)
43
44struct ath10k_usb_ctrl_diag_cmd_write {
45 __le32 cmd;
46 __le32 address;
47 __le32 value;
48 __le32 padding;
49} __packed;
50
51struct ath10k_usb_ctrl_diag_cmd_read {
52 __le32 cmd;
53 __le32 address;
54} __packed;
55
56struct ath10k_usb_ctrl_diag_resp_read {
57 u8 value[4];
58} __packed;
59
60/* tx/rx pipes for usb */
61enum ath10k_usb_pipe_id {
62 ATH10K_USB_PIPE_TX_CTRL = 0,
63 ATH10K_USB_PIPE_TX_DATA_LP,
64 ATH10K_USB_PIPE_TX_DATA_MP,
65 ATH10K_USB_PIPE_TX_DATA_HP,
66 ATH10K_USB_PIPE_RX_CTRL,
67 ATH10K_USB_PIPE_RX_DATA,
68 ATH10K_USB_PIPE_RX_DATA2,
69 ATH10K_USB_PIPE_RX_INT,
70 ATH10K_USB_PIPE_MAX
71};
72
73struct ath10k_usb_pipe {
74 struct list_head urb_list_head;
75 struct usb_anchor urb_submitted;
76 u32 urb_alloc;
77 u32 urb_cnt;
78 u32 urb_cnt_thresh;
79 unsigned int usb_pipe_handle;
80 u32 flags;
81 u8 ep_address;
82 u8 logical_pipe_num;
83 struct ath10k_usb *ar_usb;
84 u16 max_packet_size;
85 struct work_struct io_complete_work;
86 struct sk_buff_head io_comp_queue;
87 struct usb_endpoint_descriptor *ep_desc;
88};
89
90#define ATH10K_USB_PIPE_FLAG_TX BIT(0)
91
92/* usb device object */
93struct ath10k_usb {
94 /* protects pipe->urb_list_head and pipe->urb_cnt */
95 spinlock_t cs_lock;
96
97 struct usb_device *udev;
98 struct usb_interface *interface;
99 struct ath10k_usb_pipe pipes[ATH10K_USB_PIPE_MAX];
100 u8 *diag_cmd_buffer;
101 u8 *diag_resp_buffer;
102 struct ath10k *ar;
103};
104
105/* usb urb object */
106struct ath10k_urb_context {
107 struct list_head link;
108 struct ath10k_usb_pipe *pipe;
109 struct sk_buff *skb;
110 struct ath10k *ar;
111};
112
113static inline struct ath10k_usb *ath10k_usb_priv(struct ath10k *ar)
114{
115 return (struct ath10k_usb *)ar->drv_priv;
116}
117
118#endif