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>
10 #include <target/target_core_base.h>
11 #include <target/target_core_fabric.h>
13 #define USBG_NAMELEN 32
15 #define fuas_to_gadget(f) (f->function.config->cdev->gadget)
16 #define UASP_SS_EP_COMP_LOG_STREAMS 4
17 #define UASP_SS_EP_COMP_NUM_STREAMS (1 << UASP_SS_EP_COMP_LOG_STREAMS)
20 USB_G_STR_CONFIG = USB_GADGET_FIRST_AVAIL_IDX,
25 #define USB_G_ALT_INT_BBB 0
26 #define USB_G_ALT_INT_UAS 1
29 /* Binary World Wide unique Port Name for SAS Initiator port */
31 /* ASCII formatted WWPN for Sas Initiator port */
32 char iport_name[USBG_NAMELEN];
33 /* Returned by usbg_make_nodeacl() */
34 struct se_node_acl se_node_acl;
37 struct tcm_usbg_nexus {
38 struct se_session *tvn_se_sess;
42 struct mutex tpg_mutex;
43 /* SAS port target portal group tag for TCM */
45 /* Pointer back to usbg_tport */
46 struct usbg_tport *tport;
47 struct workqueue_struct *workqueue;
48 /* Returned by usbg_make_tpg() */
49 struct se_portal_group se_tpg;
51 struct tcm_usbg_nexus *tpg_nexus;
52 atomic_t tpg_port_count;
56 /* SCSI protocol the tport is providing */
58 /* Binary World Wide unique Port Name for SAS Target port */
60 /* ASCII formatted WWPN for SAS Target port */
61 char tport_name[USBG_NAMELEN];
62 /* Returned by usbg_make_tport() */
63 struct se_wwn tport_wwn;
73 #define USBG_MAX_CMD 64
76 u8 cmd_buf[USBG_MAX_CMD];
78 struct work_struct work;
81 void *data_buf; /* used if no sg support available */
83 struct completion write_complete;
89 struct sense_iu sense_iu;
91 struct uas_stream *stream;
95 unsigned int csw_code;
101 struct usb_request *req_in;
102 struct usb_request *req_out;
103 struct usb_request *req_status;
107 struct usb_request *req;
112 struct usb_request *req;
113 struct bulk_cs_wrap csw;
117 struct usbg_tpg *tpg;
118 struct usb_function function;
122 #define USBG_ENABLED (1 << 0)
123 #define USBG_IS_UAS (1 << 1)
124 #define USBG_USE_STREAMS (1 << 2)
125 #define USBG_IS_BOT (1 << 3)
126 #define USBG_BOT_CMD_PEND (1 << 4)
129 struct usb_ep *ep_in;
130 struct usb_ep *ep_out;
133 struct usb_ep *ep_status;
134 struct usb_ep *ep_cmd;
135 struct uas_stream stream[UASP_SS_EP_COMP_NUM_STREAMS];
138 struct bot_status bot_status;
139 struct usb_request *bot_req_in;
140 struct usb_request *bot_req_out;
143 extern struct usbg_tpg *the_only_tpg_I_currently_have;