1126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#ifndef _TRANSPORT_H_ 2126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define _TRANSPORT_H_ 3126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 4126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#include <linux/blkdev.h> 5126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 6126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho/* usb_stor_bulk_transfer_xxx() return codes, in order of severity */ 7126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define USB_STOR_XFER_GOOD 0 /* good transfer */ 8126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define USB_STOR_XFER_SHORT 1 /* transferred less than expected */ 9126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define USB_STOR_XFER_STALLED 2 /* endpoint stalled */ 10126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define USB_STOR_XFER_LONG 3 /* device tried to send too much */ 11126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define USB_STOR_XFER_ERROR 4 /* transfer died in the middle */ 12126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 13126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho/* Transport return codes */ 14126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define USB_STOR_TRANSPORT_GOOD 0 /* Transport good, command good */ 153aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen#define USB_STOR_TRANSPORT_FAILED 1 /* Transport good, command failed */ 163aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen#define USB_STOR_TRANSPORT_NO_SENSE 2 /* Command failed, no auto-sense */ 173aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen#define USB_STOR_TRANSPORT_ERROR 3 /* Transport bad (i.e. device dead) */ 18126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 19126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho/* 20126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho * We used to have USB_STOR_XFER_ABORTED and USB_STOR_TRANSPORT_ABORTED 21126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho * return codes. But now the transport and low-level transfer routines 22126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho * treat an abort as just another error (-ENOENT for a cancelled URB). 23126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho * It is up to the invoke_transport() function to test for aborts and 24126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho * distinguish them from genuine communication errors. 25126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho */ 26126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 27126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho/* CBI accept device specific command */ 28126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#define US_CBI_ADSC 0 29126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int usb_stor_Bulk_transport(struct scsi_cmnd *, struct us_data*); 303aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern int usb_stor_Bulk_max_lun(struct us_data *); 313aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern int usb_stor_Bulk_reset(struct us_data *); 32126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern void usb_stor_print_cmd(struct scsi_cmnd *); 33126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern void usb_stor_invoke_transport(struct scsi_cmnd *, struct us_data*); 343aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern void usb_stor_stop_transport(struct us_data *); 35126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int usb_stor_control_msg(struct us_data *us, unsigned int pipe, 36126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho u8 request, u8 requesttype, u16 value, u16 index, 37126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho void *data, u16 size, int timeout); 38126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int usb_stor_clear_halt(struct us_data *us, unsigned int pipe); 39126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int usb_stor_bulk_transfer_buf(struct us_data *us, unsigned int pipe, 40126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho void *buf, unsigned int length, unsigned int *act_len); 41126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int usb_stor_bulk_transfer_sg(struct us_data *us, unsigned int pipe, 42126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho void *buf, unsigned int length, int use_sg, int *residual); 433aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern int usb_stor_bulk_srb(struct us_data *us, unsigned int pipe, 443aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen struct scsi_cmnd *srb); 45126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int usb_stor_port_reset(struct us_data *us); 46126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 47126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho/* Protocol handling routines */ 48126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choenum xfer_buf_dir {TO_XFER_BUF, FROM_XFER_BUF}; 493aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern unsigned int usb_stor_access_xfer_buf(struct us_data*, 503aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen unsigned char *buffer, unsigned int buflen, struct scsi_cmnd *srb, 513aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen struct scatterlist **, unsigned int *offset, enum xfer_buf_dir dir); 523aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern void usb_stor_set_xfer_buf(struct us_data*, unsigned char *buffer, 533aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen unsigned int buflen, struct scsi_cmnd *srb, 54126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho unsigned int dir); 55126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 563aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen/* 573aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen * ENE scsi function 583aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen */ 593aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern void ENE_stor_invoke_transport(struct scsi_cmnd *, struct us_data *); 603aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern int ENE_InitMedia(struct us_data *); 613aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chenextern int ENE_SMInit(struct us_data *); 62126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int ENE_SendScsiCmd(struct us_data*, BYTE, void*, int); 63126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int ENE_LoadBinCode(struct us_data*, BYTE); 64126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int ENE_Read_BYTE(struct us_data*, WORD index, void *buf); 65126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int ENE_Read_Data(struct us_data*, void *buf, unsigned int length); 66126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int ENE_Write_Data(struct us_data*, void *buf, unsigned int length); 67126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern void BuildSenseBuffer(struct scsi_cmnd *, int); 68126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 693aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen/* 703aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen * ENE scsi function 713aa4fc587df15a7a55bd6e3f3fbdcca30c7acc58Cho, Yu-Chen */ 72126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Choextern int SM_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb); 73126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho 74126bb03b461c2f03f2d2a43b9a587941bf146e0eAl Cho#endif 75