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_CONFIG = USB_GADGET_FIRST_AVAIL_IDX,
24 #define USB_G_ALT_INT_BBB 0
25 #define USB_G_ALT_INT_UAS 1
28 /* Binary World Wide unique Port Name for SAS Initiator port */
30 /* ASCII formatted WWPN for Sas Initiator port */
31 char iport_name[USBG_NAMELEN];
32 /* Returned by usbg_make_nodeacl() */
33 struct se_node_acl se_node_acl;
36 struct tcm_usbg_nexus {
37 struct se_session *tvn_se_sess;
41 struct mutex tpg_mutex;
42 /* SAS port target portal group tag for TCM */
44 /* Pointer back to usbg_tport */
45 struct usbg_tport *tport;
46 struct workqueue_struct *workqueue;
47 /* Returned by usbg_make_tpg() */
48 struct se_portal_group se_tpg;
50 struct tcm_usbg_nexus *tpg_nexus;
51 atomic_t tpg_port_count;
55 /* SCSI protocol the tport is providing */
57 /* Binary World Wide unique Port Name for SAS Target port */
59 /* ASCII formatted WWPN for SAS Target port */
60 char tport_name[USBG_NAMELEN];
61 /* Returned by usbg_make_tport() */
62 struct se_wwn tport_wwn;
72 #define USBG_MAX_CMD 64
75 u8 cmd_buf[USBG_MAX_CMD];
77 struct work_struct work;
80 void *data_buf; /* used if no sg support available */
82 struct completion write_complete;
88 struct sense_iu sense_iu;
90 struct uas_stream *stream;
94 unsigned int csw_code;
100 struct usb_request *req_in;
101 struct usb_request *req_out;
102 struct usb_request *req_status;
106 struct usb_request *req;
111 struct usb_request *req;
112 struct bulk_cs_wrap csw;
116 struct usbg_tpg *tpg;
117 struct usb_function function;
121 #define USBG_ENABLED (1 << 0)
122 #define USBG_IS_UAS (1 << 1)
123 #define USBG_USE_STREAMS (1 << 2)
124 #define USBG_IS_BOT (1 << 3)
125 #define USBG_BOT_CMD_PEND (1 << 4)
128 struct usb_ep *ep_in;
129 struct usb_ep *ep_out;
132 struct usb_ep *ep_status;
133 struct usb_ep *ep_cmd;
134 struct uas_stream stream[UASP_SS_EP_COMP_NUM_STREAMS];
137 struct bot_status bot_status;
138 struct usb_request *bot_req_in;
139 struct usb_request *bot_req_out;
142 extern struct usbg_tpg *the_only_tpg_I_currently_have;