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;
45 /* Binary World Wide unique Port Name for SAS Target port */
47 /* ASCII formatted WWPN for SAS Target port */
48 char tport_name[USBG_NAMELEN];
49 /* Returned by usbg_make_tport() */
50 struct se_wwn tport_wwn;
60 #define USBG_MAX_CMD 64
63 u8 cmd_buf[USBG_MAX_CMD];
65 struct work_struct work;
68 void *data_buf; /* used if no sg support available */
70 struct completion write_complete;
76 struct sense_iu sense_iu;
78 struct uas_stream *stream;
82 unsigned int csw_code;
88 struct usb_request *req_in;
89 struct usb_request *req_out;
90 struct usb_request *req_status;
94 struct usb_request *req;
99 struct usb_request *req;
100 struct bulk_cs_wrap csw;
104 struct usbg_tpg *tpg;
105 struct usb_function function;
109 #define USBG_ENABLED (1 << 0)
110 #define USBG_IS_UAS (1 << 1)
111 #define USBG_USE_STREAMS (1 << 2)
112 #define USBG_IS_BOT (1 << 3)
113 #define USBG_BOT_CMD_PEND (1 << 4)
116 struct usb_ep *ep_in;
117 struct usb_ep *ep_out;
120 struct usb_ep *ep_status;
121 struct usb_ep *ep_cmd;
122 struct uas_stream stream[UASP_SS_EP_COMP_NUM_STREAMS];
125 struct bot_status bot_status;
126 struct usb_request *bot_req_in;
127 struct usb_request *bot_req_out;
130 extern struct usbg_tpg *the_only_tpg_I_currently_have;