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)
19 #define USB_G_STR_MANUFACTOR 1
20 #define USB_G_STR_PRODUCT 2
21 #define USB_G_STR_SERIAL 3
22 #define USB_G_STR_CONFIG 4
23 #define USB_G_STR_INT_UAS 5
24 #define USB_G_STR_INT_BBB 6
26 #define USB_G_ALT_INT_BBB 0
27 #define USB_G_ALT_INT_UAS 1
30 /* Binary World Wide unique Port Name for SAS Initiator port */
32 /* ASCII formatted WWPN for Sas Initiator port */
33 char iport_name[USBG_NAMELEN];
34 /* Returned by usbg_make_nodeacl() */
35 struct se_node_acl se_node_acl;
38 struct tcm_usbg_nexus {
39 struct se_session *tvn_se_sess;
43 struct mutex tpg_mutex;
44 /* SAS port target portal group tag for TCM */
46 /* Pointer back to usbg_tport */
47 struct usbg_tport *tport;
48 struct workqueue_struct *workqueue;
49 /* Returned by usbg_make_tpg() */
50 struct se_portal_group se_tpg;
52 struct tcm_usbg_nexus *tpg_nexus;
53 atomic_t tpg_port_count;
57 /* SCSI protocol the tport is providing */
59 /* Binary World Wide unique Port Name for SAS Target port */
61 /* ASCII formatted WWPN for SAS Target port */
62 char tport_name[USBG_NAMELEN];
63 /* Returned by usbg_make_tport() */
64 struct se_wwn tport_wwn;
74 #define USBG_MAX_CMD 64
77 u8 cmd_buf[USBG_MAX_CMD];
79 struct work_struct work;
82 void *data_buf; /* used if no sg support available */
84 struct completion write_complete;
90 struct sense_iu sense_iu;
92 struct uas_stream *stream;
96 unsigned int csw_code;
102 struct usb_request *req_in;
103 struct usb_request *req_out;
104 struct usb_request *req_status;
108 struct usb_request *req;
113 struct usb_request *req;
114 struct bulk_cs_wrap csw;
118 struct usbg_tpg *tpg;
119 struct usb_function function;
123 #define USBG_ENABLED (1 << 0)
124 #define USBG_IS_UAS (1 << 1)
125 #define USBG_USE_STREAMS (1 << 2)
126 #define USBG_IS_BOT (1 << 3)
127 #define USBG_BOT_CMD_PEND (1 << 4)
130 struct usb_ep *ep_in;
131 struct usb_ep *ep_out;
134 struct usb_ep *ep_status;
135 struct usb_ep *ep_cmd;
136 struct uas_stream stream[UASP_SS_EP_COMP_NUM_STREAMS];
139 struct bot_status bot_status;
140 struct usb_request *bot_req_in;
141 struct usb_request *bot_req_out;
144 extern struct usbg_tpg *the_only_tpg_I_currently_have;