1 #ifndef __TARGET_USB_GADGET_H__
2 #define __TARGET_USB_GADGET_H__
4 #include <linux/kref.h>
5 /* #include <linux/usb/uas.h> */
6 #include <linux/usb/composite.h>
7 #include <linux/usb/uas.h>
8 #include <linux/usb/storage.h>
9 #include <target/target_core_base.h>
10 #include <target/target_core_fabric.h>
12 #define USBG_NAMELEN 32
14 #define fuas_to_gadget(f) (f->function.config->cdev->gadget)
15 #define UASP_SS_EP_COMP_LOG_STREAMS 4
16 #define UASP_SS_EP_COMP_NUM_STREAMS (1 << UASP_SS_EP_COMP_LOG_STREAMS)
19 USB_G_STR_INT_UAS
= 0,
23 #define USB_G_ALT_INT_BBB 0
24 #define USB_G_ALT_INT_UAS 1
26 struct tcm_usbg_nexus
{
27 struct se_session
*tvn_se_sess
;
31 struct mutex tpg_mutex
;
32 /* SAS port target portal group tag for TCM */
34 /* Pointer back to usbg_tport */
35 struct usbg_tport
*tport
;
36 struct workqueue_struct
*workqueue
;
37 /* Returned by usbg_make_tpg() */
38 struct se_portal_group se_tpg
;
40 struct tcm_usbg_nexus
*tpg_nexus
;
41 atomic_t tpg_port_count
;
43 struct usb_function_instance
*fi
;
47 /* Binary World Wide unique Port Name for SAS Target port */
49 /* ASCII formatted WWPN for SAS Target port */
50 char tport_name
[USBG_NAMELEN
];
51 /* Returned by usbg_make_tport() */
52 struct se_wwn tport_wwn
;
62 #define USBG_MAX_CMD 64
65 u8 cmd_buf
[USBG_MAX_CMD
];
67 struct work_struct work
;
70 void *data_buf
; /* used if no sg support available */
72 struct completion write_complete
;
78 struct sense_iu sense_iu
;
80 struct uas_stream
*stream
;
84 unsigned int csw_code
;
90 struct usb_request
*req_in
;
91 struct usb_request
*req_out
;
92 struct usb_request
*req_status
;
96 struct usb_request
*req
;
101 struct usb_request
*req
;
102 struct bulk_cs_wrap csw
;
106 struct usbg_tpg
*tpg
;
107 struct usb_function function
;
111 #define USBG_ENABLED (1 << 0)
112 #define USBG_IS_UAS (1 << 1)
113 #define USBG_USE_STREAMS (1 << 2)
114 #define USBG_IS_BOT (1 << 3)
115 #define USBG_BOT_CMD_PEND (1 << 4)
118 struct usb_ep
*ep_in
;
119 struct usb_ep
*ep_out
;
122 struct usb_ep
*ep_status
;
123 struct usb_ep
*ep_cmd
;
124 struct uas_stream stream
[UASP_SS_EP_COMP_NUM_STREAMS
];
127 struct bot_status bot_status
;
128 struct usb_request
*bot_req_in
;
129 struct usb_request
*bot_req_out
;
132 extern struct usbg_tpg
*the_only_tpg_I_currently_have
;
134 #endif /* __TARGET_USB_GADGET_H__ */