/* * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2, or (at your option) any * later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include #include #include #include #include #include "usb.h" #include "transport.h" #include "protocol.h" #include "debug.h" MODULE_DESCRIPTION("Driver for ENE UB6250 reader"); MODULE_LICENSE("GPL"); /* * The table of devices */ #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \ vendorName, productName, useProtocol, useTransport, \ initFunction, flags) \ { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \ .driver_info = (flags)|(USB_US_TYPE_STOR<<24) } struct usb_device_id ene_ub6250_usb_ids[] = { # include "unusual_ene_ub6250.h" { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, ene_ub6250_usb_ids); #undef UNUSUAL_DEV /* * The flags table */ #define UNUSUAL_DEV(idVendor, idProduct, bcdDeviceMin, bcdDeviceMax, \ vendor_name, product_name, use_protocol, use_transport, \ init_function, Flags) \ { \ .vendorName = vendor_name, \ .productName = product_name, \ .useProtocol = use_protocol, \ .useTransport = use_transport, \ .initFunction = init_function, \ } static struct us_unusual_dev ene_ub6250_unusual_dev_list[] = { # include "unusual_ene_ub6250.h" { } /* Terminating entry */ }; #undef UNUSUAL_DEV /* ENE bin code len */ #define ENE_BIN_CODE_LEN 0x800 /* EnE HW Register */ #define REG_CARD_STATUS 0xFF83 #define REG_HW_TRAP1 0xFF89 /* SRB Status */ #define SS_SUCCESS 0x00 /* No Sense */ #define SS_NOT_READY 0x02 #define SS_MEDIUM_ERR 0x03 #define SS_HW_ERR 0x04 #define SS_ILLEGAL_REQUEST 0x05 #define SS_UNIT_ATTENTION 0x06 /* ENE Load FW Pattern */ #define SD_INIT1_PATTERN 1 #define SD_INIT2_PATTERN 2 #define SD_RW_PATTERN 3 #define MS_INIT_PATTERN 4 #define MSP_RW_PATTERN 5 #define MS_RW_PATTERN 6 #define SM_INIT_PATTERN 7 #define SM_RW_PATTERN 8 #define FDIR_WRITE 0 #define FDIR_READ 1 struct SD_STATUS { u8 Insert:1; u8 Ready:1; u8 MediaChange:1; u8 IsMMC:1; u8 HiCapacity:1; u8 HiSpeed:1; u8 WtP:1; u8 Reserved:1; }; struct MS_STATUS { u8 Insert:1; u8 Ready:1; u8 MediaChange:1; u8 IsMSPro:1; u8 IsMSPHG:1; u8 Reserved1:1; u8 WtP:1; u8 Reserved2:1; }; struct SM_STATUS { u8 Insert:1; u8 Ready:1; u8 MediaChange:1; u8 Reserved:3; u8 WtP:1; u8 IsMS:1; }; /* SD Block Length */ /* 2^9 = 512 Bytes, The HW maximum read/write data length */ #define SD_BLOCK_LEN 9 struct ene_ub6250_info { /* for 6250 code */ struct SD_STATUS SD_Status; struct MS_STATUS MS_Status; struct SM_STATUS SM_Status; /* ----- SD Control Data ---------------- */ /*SD_REGISTER SD_Regs; */ u16 SD_Block_Mult; u8 SD_READ_BL_LEN; u16 SD_C_SIZE; u8 SD_C_SIZE_MULT; /* SD/MMC New spec. */ u8 SD_SPEC_VER; u8 SD_CSD_VER; u8 SD20_HIGH_CAPACITY; u32 HC_C_SIZE; u8 MMC_SPEC_VER; u8 MMC_BusWidth; u8 MMC_HIGH_CAPACITY; /*----- MS Control Data ---------------- */ bool MS_SWWP; u32 MSP_TotalBlock; /*MS_LibControl MS_Lib;*/ bool MS_IsRWPage; u16 MS_Model; /*----- SM Control Data ---------------- */ u8 SM_DeviceID; u8 SM_CardID; unsigned char *testbuf; u8 BIN_FLAG; u32 bl_num; int SrbStatus; /*------Power Managerment ---------------*/ bool Power_IsResum; }; static int ene_sd_init(struct us_data *us); static int ene_load_bincode(struct us_data *us, unsigned char flag); static void ene_ub6250_info_destructor(void *extra) { if (!extra) return; } static int ene_send_scsi_cmd(struct us_data *us, u8 fDir, void *buf, int use_sg) { struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap *) us->iobuf; int result; unsigned int residue; unsigned int cswlen = 0, partial = 0; unsigned int transfer_length = bcb->DataTransferLength; /* US_DEBUGP("transport --- ene_send_scsi_cmd\n"); */ /* send cmd to out endpoint */ result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcb, US_BULK_CB_WRAP_LEN, NULL); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("send cmd to out endpoint fail ---\n"); return USB_STOR_TRANSPORT_ERROR; } if (buf) { unsigned int pipe = fDir; if (fDir == FDIR_READ) pipe = us->recv_bulk_pipe; else pipe = us->send_bulk_pipe; /* Bulk */ if (use_sg) { result = usb_stor_bulk_srb(us, pipe, us->srb); } else { result = usb_stor_bulk_transfer_sg(us, pipe, buf, transfer_length, 0, &partial); } if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("data transfer fail ---\n"); return USB_STOR_TRANSPORT_ERROR; } } /* Get CSW for device status */ result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs, US_BULK_CS_WRAP_LEN, &cswlen); if (result == USB_STOR_XFER_SHORT && cswlen == 0) { US_DEBUGP("Received 0-length CSW; retrying...\n"); result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs, US_BULK_CS_WRAP_LEN, &cswlen); } if (result == USB_STOR_XFER_STALLED) { /* get the status again */ US_DEBUGP("Attempting to get CSW (2nd try)...\n"); result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs, US_BULK_CS_WRAP_LEN, NULL); } if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; /* check bulk status */ residue = le32_to_cpu(bcs->Residue); /* try to compute the actual residue, based on how much data * was really transferred and what the device tells us */ if (residue && !(us->fflags & US_FL_IGNORE_RESIDUE)) { residue = min(residue, transfer_length); if (us->srb != NULL) scsi_set_resid(us->srb, max(scsi_get_resid(us->srb), (int)residue)); } if (bcs->Status != US_BULK_STAT_OK) return USB_STOR_TRANSPORT_ERROR; return USB_STOR_TRANSPORT_GOOD; } static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb) { struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; if (info->SD_Status.Insert && info->SD_Status.Ready) return USB_STOR_TRANSPORT_GOOD; else { ene_sd_init(us); return USB_STOR_TRANSPORT_GOOD; } return USB_STOR_TRANSPORT_GOOD; } static int sd_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb) { unsigned char 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(data_ptr, 36, srb); return USB_STOR_TRANSPORT_GOOD; } static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb) { struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; unsigned char mediaNoWP[12] = { 0x0b, 0x00, 0x00, 0x08, 0x00, 0x00, 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 }; unsigned char mediaWP[12] = { 0x0b, 0x00, 0x80, 0x08, 0x00, 0x00, 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 }; if (info->SD_Status.WtP) usb_stor_set_xfer_buf(mediaWP, 12, srb); else usb_stor_set_xfer_buf(mediaNoWP, 12, srb); return USB_STOR_TRANSPORT_GOOD; } static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb) { u32 bl_num; u16 bl_len; unsigned int offset = 0; unsigned char buf[8]; struct scatterlist *sg = NULL; struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; US_DEBUGP("sd_scsi_read_capacity\n"); if (info->SD_Status.HiCapacity) { bl_len = 0x200; if (info->SD_Status.IsMMC) bl_num = info->HC_C_SIZE-1; else bl_num = (info->HC_C_SIZE + 1) * 1024 - 1; } else { bl_len = 1<<(info->SD_READ_BL_LEN); bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1) * (1 << (info->SD_C_SIZE_MULT + 2)) - 1; } info->bl_num = bl_num; US_DEBUGP("bl_len = %x\n", bl_len); US_DEBUGP("bl_num = %x\n", bl_num); /*srb->request_bufflen = 8; */ 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(buf, 8, srb, &sg, &offset, TO_XFER_BUF); return USB_STOR_TRANSPORT_GOOD; } static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb) { int result; unsigned char *cdb = srb->cmnd; struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; 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 bnByte = bn * 0x200; u32 blenByte = blen * 0x200; if (bn > info->bl_num) return USB_STOR_TRANSPORT_ERROR; result = ene_load_bincode(us, SD_RW_PATTERN); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("Load SD RW pattern Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } if (info->SD_Status.HiCapacity) bnByte = bn; /* set up the command wrapper */ memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x80; bcb->CDB[0] = 0xF1; bcb->CDB[5] = (unsigned char)(bnByte); bcb->CDB[4] = (unsigned char)(bnByte>>8); bcb->CDB[3] = (unsigned char)(bnByte>>16); bcb->CDB[2] = (unsigned char)(bnByte>>24); result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1); return result; } static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb) { int result; unsigned char *cdb = srb->cmnd; struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; 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 bnByte = bn * 0x200; u32 blenByte = blen * 0x200; if (bn > info->bl_num) return USB_STOR_TRANSPORT_ERROR; result = ene_load_bincode(us, SD_RW_PATTERN); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("Load SD RW pattern Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } if (info->SD_Status.HiCapacity) bnByte = bn; /* set up the command wrapper */ memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x00; bcb->CDB[0] = 0xF0; bcb->CDB[5] = (unsigned char)(bnByte); bcb->CDB[4] = (unsigned char)(bnByte>>8); bcb->CDB[3] = (unsigned char)(bnByte>>16); bcb->CDB[2] = (unsigned char)(bnByte>>24); result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1); return result; } static int ene_get_card_type(struct us_data *us, u16 index, void *buf) { struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; int result; memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x01; bcb->Flags = 0x80; bcb->CDB[0] = 0xED; bcb->CDB[2] = (unsigned char)(index>>8); bcb->CDB[3] = (unsigned char)index; result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0); return result; } static int ene_get_card_status(struct us_data *us, u8 *buf) { u16 tmpreg; u32 reg4b; struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; /*US_DEBUGP("transport --- ENE_ReadSDReg\n");*/ reg4b = *(u32 *)&buf[0x18]; info->SD_READ_BL_LEN = (u8)((reg4b >> 8) & 0x0f); tmpreg = (u16) reg4b; reg4b = *(u32 *)(&buf[0x14]); if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC) info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff; info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22); info->SD_C_SIZE_MULT = (u8)(reg4b >> 7) & 0x07; if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC) info->HC_C_SIZE = *(u32 *)(&buf[0x100]); if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) { info->SD_Block_Mult = 1 << (info->SD_READ_BL_LEN-SD_BLOCK_LEN); info->SD_READ_BL_LEN = SD_BLOCK_LEN; } else { info->SD_Block_Mult = 1; } return USB_STOR_TRANSPORT_GOOD; } static int ene_load_bincode(struct us_data *us, unsigned char flag) { int err; char *fw_name = NULL; unsigned char *buf = NULL; const struct firmware *sd_fw = NULL; int result = USB_STOR_TRANSPORT_ERROR; struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; if (info->BIN_FLAG == flag) return USB_STOR_TRANSPORT_GOOD; switch (flag) { /* For SD */ case SD_INIT1_PATTERN: US_DEBUGP("SD_INIT1_PATTERN\n"); fw_name = "ene-ub6250/sd_init1.bin"; break; case SD_INIT2_PATTERN: US_DEBUGP("SD_INIT2_PATTERN\n"); fw_name = "ene-ub6250/sd_init2.bin"; break; case SD_RW_PATTERN: US_DEBUGP("SD_RDWR_PATTERN\n"); fw_name = "ene-ub6250/sd_rdwr.bin"; break; default: US_DEBUGP("----------- Unknown PATTERN ----------\n"); goto nofw; } err = request_firmware(&sd_fw, fw_name, &us->pusb_dev->dev); if (err) { US_DEBUGP("load firmware %s failed\n", fw_name); goto nofw; } buf = kmalloc(sd_fw->size, GFP_KERNEL); if (buf == NULL) { US_DEBUGP("Malloc memory for fireware failed!\n"); goto nofw; } memcpy(buf, sd_fw->data, sd_fw->size); memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = sd_fw->size; bcb->Flags = 0x00; bcb->CDB[0] = 0xEF; result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0); info->BIN_FLAG = flag; kfree(buf); nofw: if (sd_fw != NULL) { release_firmware(sd_fw); sd_fw = NULL; } return result; } static int ene_sd_init(struct us_data *us) { int result; u8 buf[0x200]; struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra; US_DEBUGP("transport --- ENE_SDInit\n"); /* SD Init Part-1 */ result = ene_load_bincode(us, SD_INIT1_PATTERN); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("Load SD Init Code Part-1 Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->Flags = 0x80; bcb->CDB[0] = 0xF2; result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("Execution SD Init Code Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } /* SD Init Part-2 */ result = ene_load_bincode(us, SD_INIT2_PATTERN); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("Load SD Init Code Part-2 Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; bcb->CDB[0] = 0xF1; result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0); if (result != USB_STOR_XFER_GOOD) { US_DEBUGP("Execution SD Init Code Fail !!\n"); return USB_STOR_TRANSPORT_ERROR; } info->SD_Status = *(struct SD_STATUS *)&buf[0]; if (info->SD_Status.Insert && info->SD_Status.Ready) { ene_get_card_status(us, (unsigned char *)&buf); US_DEBUGP("Insert = %x\n", info->SD_Status.Insert); US_DEBUGP("Ready = %x\n", info->SD_Status.Ready); US_DEBUGP("IsMMC = %x\n", info->SD_Status.IsMMC); US_DEBUGP("HiCapacity = %x\n", info->SD_Status.HiCapacity); US_DEBUGP("HiSpeed = %x\n", info->SD_Status.HiSpeed); US_DEBUGP("WtP = %x\n", info->SD_Status.WtP); } else { US_DEBUGP("SD Card Not Ready --- %x\n", buf[0]); return USB_STOR_TRANSPORT_ERROR; } return USB_STOR_TRANSPORT_GOOD; } static int ene_init(struct us_data *us) { int result; u8 misc_reg03 = 0; struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra); result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; if (misc_reg03 & 0x01) { if (!info->SD_Status.Ready) { result = ene_sd_init(us); if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; } } return result; } /*----- sd_scsi_irp() ---------*/ static int sd_scsi_irp(struct us_data *us, struct scsi_cmnd *srb) { int result; struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra; info->SrbStatus = SS_SUCCESS; switch (srb->cmnd[0]) { case TEST_UNIT_READY: result = sd_scsi_test_unit_ready(us, srb); break; /* 0x00 */ case INQUIRY: result = sd_scsi_inquiry(us, srb); break; /* 0x12 */ case MODE_SENSE: result = sd_scsi_mode_sense(us, srb); break; /* 0x1A */ /* case START_STOP: result = SD_SCSI_Start_Stop(us, srb); break; //0x1B */ case READ_CAPACITY: result = sd_scsi_read_capacity(us, srb); break; /* 0x25 */ case READ_10: result = sd_scsi_read(us, srb); break; /* 0x28 */ case WRITE_10: result = sd_scsi_write(us, srb); break; /* 0x2A */ default: info->SrbStatus = SS_ILLEGAL_REQUEST; result = USB_STOR_TRANSPORT_FAILED; break; } return result; } static int ene_transport(struct scsi_cmnd *srb, struct us_data *us) { int result = 0; struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra); /*US_DEBUG(usb_stor_show_command(srb)); */ scsi_set_resid(srb, 0); if (unlikely(!info->SD_Status.Ready)) result = ene_init(us); else result = sd_scsi_irp(us, srb); return 0; } static int ene_ub6250_probe(struct usb_interface *intf, const struct usb_device_id *id) { int result; u8 misc_reg03 = 0; struct us_data *us; result = usb_stor_probe1(&us, intf, id, (id - ene_ub6250_usb_ids) + ene_ub6250_unusual_dev_list); if (result) return result; /* FIXME: where should the code alloc extra buf ? */ if (!us->extra) { us->extra = kzalloc(sizeof(struct ene_ub6250_info), GFP_KERNEL); if (!us->extra) return -ENOMEM; us->extra_destructor = ene_ub6250_info_destructor; } us->transport_name = "ene_ub6250"; us->transport = ene_transport; us->max_lun = 0; result = usb_stor_probe2(us); if (result) return result; /* probe card type */ result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03); if (result != USB_STOR_XFER_GOOD) { usb_stor_disconnect(intf); return USB_STOR_TRANSPORT_ERROR; } if (!(misc_reg03 & 0x01)) { result = -ENODEV; printk(KERN_NOTICE "ums_eneub6250: The driver only supports SD card. " "To use SM/MS card, please build driver/staging/keucr\n"); usb_stor_disconnect(intf); } return result; } #ifdef CONFIG_PM static int ene_ub6250_resume(struct usb_interface *iface) { u8 tmp = 0; struct us_data *us = usb_get_intfdata(iface); struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra); mutex_lock(&us->dev_mutex); US_DEBUGP("%s\n", __func__); if (us->suspend_resume_hook) (us->suspend_resume_hook)(us, US_RESUME); mutex_unlock(&us->dev_mutex); info->Power_IsResum = true; /*info->SD_Status.Ready = 0; */ info->SD_Status = *(struct SD_STATUS *)&tmp; info->MS_Status = *(struct MS_STATUS *)&tmp; info->SM_Status = *(struct SM_STATUS *)&tmp; return 0; } static int ene_ub6250_reset_resume(struct usb_interface *iface) { u8 tmp = 0; struct us_data *us = usb_get_intfdata(iface); struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra); US_DEBUGP("%s\n", __func__); /* Report the reset to the SCSI core */ usb_stor_reset_resume(iface); /* FIXME: Notify the subdrivers that they need to reinitialize * the device */ info->Power_IsResum = true; /*info->SD_Status.Ready = 0; */ info->SD_Status = *(struct SD_STATUS *)&tmp; info->MS_Status = *(struct MS_STATUS *)&tmp; info->SM_Status = *(struct SM_STATUS *)&tmp; return 0; } #else #define ene_ub6250_resume NULL #define ene_ub6250_reset_resume NULL #endif static struct usb_driver ene_ub6250_driver = { .name = "ums_eneub6250", .probe = ene_ub6250_probe, .disconnect = usb_stor_disconnect, .suspend = usb_stor_suspend, .resume = ene_ub6250_resume, .reset_resume = ene_ub6250_reset_resume, .pre_reset = usb_stor_pre_reset, .post_reset = usb_stor_post_reset, .id_table = ene_ub6250_usb_ids, .soft_unbind = 1, }; static int __init ene_ub6250_init(void) { return usb_register(&ene_ub6250_driver); } static void __exit ene_ub6250_exit(void) { usb_deregister(&ene_ub6250_driver); } module_init(ene_ub6250_init); module_exit(ene_ub6250_exit);