diff options
Diffstat (limited to 'drivers/ieee1394/sbp2.c')
-rw-r--r-- | drivers/ieee1394/sbp2.c | 154 |
1 files changed, 18 insertions, 136 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index 00c7b958361..2bae300aad4 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -745,7 +745,8 @@ static struct scsi_id_instance_data *sbp2_alloc_device(struct unit_directory *ud list_add_tail(&scsi_id->scsi_list, &hi->scsi_ids); /* Register our host with the SCSI stack. */ - scsi_host = scsi_host_alloc(&scsi_driver_template, 0); + scsi_host = scsi_host_alloc(&scsi_driver_template, + sizeof (unsigned long)); if (!scsi_host) { SBP2_ERR("failed to register scsi host"); goto failed_alloc; @@ -1070,7 +1071,7 @@ static int sbp2_handle_physdma_read(struct hpsb_host *host, int nodeid, quadlet_ static __inline__ int sbp2_command_conversion_device_type(u8 device_type) { return (((device_type == TYPE_DISK) || - (device_type == TYPE_SDAD) || + (device_type == TYPE_RBC) || (device_type == TYPE_ROM)) ? 1:0); } @@ -2111,102 +2112,6 @@ static int sbp2_send_command(struct scsi_id_instance_data *scsi_id, */ static void sbp2_check_sbp2_command(struct scsi_id_instance_data *scsi_id, unchar *cmd) { - unchar new_cmd[16]; - u8 device_type = SBP2_DEVICE_TYPE (scsi_id->sbp2_device_type_and_lun); - - SBP2_DEBUG("sbp2_check_sbp2_command"); - - switch (*cmd) { - - case READ_6: - - if (sbp2_command_conversion_device_type(device_type)) { - - SBP2_DEBUG("Convert READ_6 to READ_10"); - - /* - * Need to turn read_6 into read_10 - */ - new_cmd[0] = 0x28; - new_cmd[1] = (cmd[1] & 0xe0); - new_cmd[2] = 0x0; - new_cmd[3] = (cmd[1] & 0x1f); - new_cmd[4] = cmd[2]; - new_cmd[5] = cmd[3]; - new_cmd[6] = 0x0; - new_cmd[7] = 0x0; - new_cmd[8] = cmd[4]; - new_cmd[9] = cmd[5]; - - memcpy(cmd, new_cmd, 10); - - } - - break; - - case WRITE_6: - - if (sbp2_command_conversion_device_type(device_type)) { - - SBP2_DEBUG("Convert WRITE_6 to WRITE_10"); - - /* - * Need to turn write_6 into write_10 - */ - new_cmd[0] = 0x2a; - new_cmd[1] = (cmd[1] & 0xe0); - new_cmd[2] = 0x0; - new_cmd[3] = (cmd[1] & 0x1f); - new_cmd[4] = cmd[2]; - new_cmd[5] = cmd[3]; - new_cmd[6] = 0x0; - new_cmd[7] = 0x0; - new_cmd[8] = cmd[4]; - new_cmd[9] = cmd[5]; - - memcpy(cmd, new_cmd, 10); - - } - - break; - - case MODE_SENSE: - - if (sbp2_command_conversion_device_type(device_type)) { - - SBP2_DEBUG("Convert MODE_SENSE_6 to MODE_SENSE_10"); - - /* - * Need to turn mode_sense_6 into mode_sense_10 - */ - new_cmd[0] = 0x5a; - new_cmd[1] = cmd[1]; - new_cmd[2] = cmd[2]; - new_cmd[3] = 0x0; - new_cmd[4] = 0x0; - new_cmd[5] = 0x0; - new_cmd[6] = 0x0; - new_cmd[7] = 0x0; - new_cmd[8] = cmd[4]; - new_cmd[9] = cmd[5]; - - memcpy(cmd, new_cmd, 10); - - } - - break; - - case MODE_SELECT: - - /* - * TODO. Probably need to change mode select to 10 byte version - */ - - default: - break; - } - - return; } /* @@ -2247,7 +2152,6 @@ static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id, struct scsi_cmnd *SCpnt) { u8 *scsi_buf = SCpnt->request_buffer; - u8 device_type = SBP2_DEVICE_TYPE (scsi_id->sbp2_device_type_and_lun); SBP2_DEBUG("sbp2_check_sbp2_response"); @@ -2272,14 +2176,6 @@ static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id, } /* - * Check for Simple Direct Access Device and change it to TYPE_DISK - */ - if ((scsi_buf[0] & 0x1f) == TYPE_SDAD) { - SBP2_DEBUG("Changing TYPE_SDAD to TYPE_DISK"); - scsi_buf[0] &= 0xe0; - } - - /* * Fix ansi revision and response data format */ scsi_buf[2] |= 2; @@ -2287,27 +2183,6 @@ static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id, break; - case MODE_SENSE: - - if (sbp2_command_conversion_device_type(device_type)) { - - SBP2_DEBUG("Modify mode sense response (10 byte version)"); - - scsi_buf[0] = scsi_buf[1]; /* Mode data length */ - scsi_buf[1] = scsi_buf[2]; /* Medium type */ - scsi_buf[2] = scsi_buf[3]; /* Device specific parameter */ - scsi_buf[3] = scsi_buf[7]; /* Block descriptor length */ - memcpy(scsi_buf + 4, scsi_buf + 8, scsi_buf[0]); - } - - break; - - case MODE_SELECT: - - /* - * TODO. Probably need to change mode select to 10 byte version - */ - default: break; } @@ -2579,8 +2454,6 @@ static void sbp2scsi_complete_command(struct scsi_id_instance_data *scsi_id, u32 scsi_status, struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { - unsigned long flags; - SBP2_DEBUG("sbp2scsi_complete_command"); /* @@ -2679,18 +2552,15 @@ static void sbp2scsi_complete_command(struct scsi_id_instance_data *scsi_id, /* * Tell scsi stack that we're done with this command */ - spin_lock_irqsave(scsi_id->scsi_host->host_lock,flags); done (SCpnt); - spin_unlock_irqrestore(scsi_id->scsi_host->host_lock,flags); - - return; } static int sbp2scsi_slave_configure (struct scsi_device *sdev) { blk_queue_dma_alignment(sdev->request_queue, (512 - 1)); - + sdev->use_10_for_rw = 1; + sdev->use_10_for_ms = 1; return 0; } @@ -2746,7 +2616,7 @@ static int sbp2scsi_abort(struct scsi_cmnd *SCpnt) /* * Called by scsi stack when something has really gone wrong. */ -static int sbp2scsi_reset(struct scsi_cmnd *SCpnt) +static int __sbp2scsi_reset(struct scsi_cmnd *SCpnt) { struct scsi_id_instance_data *scsi_id = (struct scsi_id_instance_data *)SCpnt->device->host->hostdata[0]; @@ -2761,6 +2631,18 @@ static int sbp2scsi_reset(struct scsi_cmnd *SCpnt) return(SUCCESS); } +static int sbp2scsi_reset(struct scsi_cmnd *SCpnt) +{ + unsigned long flags; + int rc; + + spin_lock_irqsave(SCpnt->device->host->host_lock, flags); + rc = __sbp2scsi_reset(SCpnt); + spin_unlock_irqrestore(SCpnt->device->host->host_lock, flags); + + return rc; +} + static const char *sbp2scsi_info (struct Scsi_Host *host) { return "SCSI emulation for IEEE-1394 SBP-2 Devices"; |