diff options
Diffstat (limited to 'drivers/staging/keucr/smscsi.c')
| -rw-r--r-- | drivers/staging/keucr/smscsi.c | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/drivers/staging/keucr/smscsi.c b/drivers/staging/keucr/smscsi.c deleted file mode 100644 index 20858f6777c8..000000000000 --- a/drivers/staging/keucr/smscsi.c +++ /dev/null @@ -1,194 +0,0 @@ -#include <linux/sched.h> -#include <linux/errno.h> -#include <linux/slab.h> - -#include <scsi/scsi.h> -#include <scsi/scsi_eh.h> -#include <scsi/scsi_device.h> - -#include "usb.h" -#include "scsiglue.h" -#include "transport.h" -#include "smil.h" - -static int SM_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb); -static int SM_SCSI_Inquiry(struct us_data *us, struct scsi_cmnd *srb); -static int SM_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb); -static int SM_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb); -static int SM_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb); -static int SM_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb); - -/* ----- SM_SCSIIrp() -------------------------------------------------- */ -int SM_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb) -{ - int result; - - us->SrbStatus = SS_SUCCESS; - switch (srb->cmnd[0]) { - case TEST_UNIT_READY: - result = SM_SCSI_Test_Unit_Ready(us, srb); - break; /* 0x00 */ - case INQUIRY: - result = SM_SCSI_Inquiry(us, srb); - break; /* 0x12 */ - case MODE_SENSE: - result = SM_SCSI_Mode_Sense(us, srb); - break; /* 0x1A */ - case READ_CAPACITY: - result = SM_SCSI_Read_Capacity(us, srb); - break; /* 0x25 */ - case READ_10: - result = SM_SCSI_Read(us, srb); - break; /* 0x28 */ - case WRITE_10: - result = SM_SCSI_Write(us, srb); - break; /* 0x2A */ - - default: - us->SrbStatus = SS_ILLEGAL_REQUEST; - result = USB_STOR_TRANSPORT_FAILED; - break; - } - return result; -} - -/* ----- SM_SCSI_Test_Unit_Ready() ------------------------------------- */ -static int SM_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb) -{ - if (us->SM_Status.Insert && us->SM_Status.Ready) - return USB_STOR_TRANSPORT_GOOD; - else { - ENE_SMInit(us); - return USB_STOR_TRANSPORT_GOOD; - } - - return USB_STOR_TRANSPORT_GOOD; -} - -/* ----- SM_SCSI_Inquiry() --------------------------------------------- */ -static int SM_SCSI_Inquiry(struct us_data *us, struct scsi_cmnd *srb) -{ - u8 data_ptr[36] = {0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, - 0x55, 0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, - 0x20, 0x43, 0x61, 0x72, 0x64, 0x52, 0x65, - 0x61, 0x64, 0x65, 0x72, 0x20, 0x20, 0x20, - 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30}; - - usb_stor_set_xfer_buf(us, data_ptr, 36, srb, TO_XFER_BUF); - return USB_STOR_TRANSPORT_GOOD; -} - - -/* ----- SM_SCSI_Mode_Sense() ------------------------------------------ */ -static int SM_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb) -{ - u8 mediaNoWP[12] = {0x0b, 0x00, 0x00, 0x08, 0x00, 0x00, - 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00}; - u8 mediaWP[12] = {0x0b, 0x00, 0x80, 0x08, 0x00, 0x00, - 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00}; - - if (us->SM_Status.WtP) - usb_stor_set_xfer_buf(us, mediaWP, 12, srb, TO_XFER_BUF); - else - usb_stor_set_xfer_buf(us, mediaNoWP, 12, srb, TO_XFER_BUF); - - - return USB_STOR_TRANSPORT_GOOD; -} - -/* ----- SM_SCSI_Read_Capacity() --------------------------------------- */ -static int SM_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb) -{ - unsigned int offset = 0; - struct scatterlist *sg = NULL; - u32 bl_num; - u16 bl_len; - u8 buf[8]; - - dev_dbg(&us->pusb_dev->dev, "SM_SCSI_Read_Capacity\n"); - - bl_len = 0x200; - bl_num = Ssfdc.MaxLogBlocks * Ssfdc.MaxSectors * Ssfdc.MaxZones - 1; - - us->bl_num = bl_num; - dev_dbg(&us->pusb_dev->dev, "bl_len = %x\n", bl_len); - dev_dbg(&us->pusb_dev->dev, "bl_num = %x\n", bl_num); - - buf[0] = (bl_num >> 24) & 0xff; - buf[1] = (bl_num >> 16) & 0xff; - buf[2] = (bl_num >> 8) & 0xff; - buf[3] = (bl_num >> 0) & 0xff; - buf[4] = (bl_len >> 24) & 0xff; - buf[5] = (bl_len >> 16) & 0xff; - buf[6] = (bl_len >> 8) & 0xff; - buf[7] = (bl_len >> 0) & 0xff; - - usb_stor_access_xfer_buf(us, buf, 8, srb, &sg, &offset, TO_XFER_BUF); - - return USB_STOR_TRANSPORT_GOOD; -} - -/* ----- SM_SCSI_Read() -------------------------------------------------- */ -static int SM_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb) -{ - int result = 0; - u8 *Cdb = srb->cmnd; - u32 bn = ((Cdb[2] << 24) & 0xff000000) | - ((Cdb[3] << 16) & 0x00ff0000) | - ((Cdb[4] << 8) & 0x0000ff00) | - ((Cdb[5] << 0) & 0x000000ff); - u16 blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff); - u32 blenByte = blen * 0x200; - void *buf; - - - if (bn > us->bl_num) - return USB_STOR_TRANSPORT_ERROR; - - buf = kmalloc(blenByte, GFP_KERNEL); - if (buf == NULL) - return USB_STOR_TRANSPORT_ERROR; - result = Media_D_ReadSector(us, bn, blen, buf); - usb_stor_set_xfer_buf(us, buf, blenByte, srb, TO_XFER_BUF); - kfree(buf); - - if (!result) - return USB_STOR_TRANSPORT_GOOD; - else - return USB_STOR_TRANSPORT_ERROR; - - return USB_STOR_TRANSPORT_GOOD; -} - -/* ----- SM_SCSI_Write() -------------------------------------------------- */ -static int SM_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb) -{ - int result = 0; - u8 *Cdb = srb->cmnd; - u32 bn = ((Cdb[2] << 24) & 0xff000000) | - ((Cdb[3] << 16) & 0x00ff0000) | - ((Cdb[4] << 8) & 0x0000ff00) | - ((Cdb[5] << 0) & 0x000000ff); - u16 blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff); - u32 blenByte = blen * 0x200; - void *buf; - - - if (bn > us->bl_num) - return USB_STOR_TRANSPORT_ERROR; - - buf = kmalloc(blenByte, GFP_KERNEL); - if (buf == NULL) - return USB_STOR_TRANSPORT_ERROR; - usb_stor_set_xfer_buf(us, buf, blenByte, srb, FROM_XFER_BUF); - result = Media_D_CopySector(us, bn, blen, buf); - kfree(buf); - - if (!result) - return USB_STOR_TRANSPORT_GOOD; - else - return USB_STOR_TRANSPORT_ERROR; - - return USB_STOR_TRANSPORT_GOOD; -} - |