static int tcm_loop_driver_remove(struct device *dev)
{
struct tcm_loop_hba *tl_hba;
struct Scsi_Host *sh;
tl_hba = to_tcm_loop_hba(dev);
sh = tl_hba->sh;
scsi_remove_host(sh);
scsi_host_put(sh);
return 0;
}
static int tcm_loop_driver_probe(struct device *dev)
{
struct tcm_loop_hba *tl_hba;
struct Scsi_Host *sh;
int error, host_prot;
tl_hba = to_tcm_loop_hba(dev);
sh = scsi_host_alloc(&tcm_loop_driver_template,
sizeof(struct tcm_loop_hba));
if (!sh) {
pr_err("Unable to allocate struct scsi_host\n");
return -ENODEV;
}
tl_hba->sh = sh;
/*
* Assign the struct tcm_loop_hba pointer to struct Scsi_Host->hostdata
*/
*((struct tcm_loop_hba **)sh->hostdata) = tl_hba;
/*
* Setup single ID, Channel and LUN for now..
*/
sh->max_id = 2;
sh->max_lun = 0;
sh->max_channel = 0;
sh->max_cmd_len = TL_SCSI_MAX_CMD_LEN;
host_prot = SHOST_DIF_TYPE1_PROTECTION | SHOST_DIF_TYPE2_PROTECTION |
SHOST_DIF_TYPE3_PROTECTION | SHOST_DIX_TYPE1_PROTECTION |
SHOST_DIX_TYPE2_PROTECTION | SHOST_DIX_TYPE3_PROTECTION;
scsi_host_set_prot(sh, host_prot);
scsi_host_set_guard(sh, SHOST_DIX_GUARD_CRC);
error = scsi_add_host(sh, &tl_hba->dev);
if (error) {
pr_err("%s: scsi_add_host failed\n", __func__);
scsi_host_put(sh);
return -ENODEV;
}
return 0;
}
static int tcm_loop_driver_probe(struct device *dev)
{
struct tcm_loop_hba *tl_hba;
struct Scsi_Host *sh;
int error;
tl_hba = to_tcm_loop_hba(dev);
sh = scsi_host_alloc(&tcm_loop_driver_template,
sizeof(struct tcm_loop_hba));
if (!sh) {
printk(KERN_ERR "Unable to allocate struct scsi_host\n");
return -ENODEV;
}
tl_hba->sh = sh;
/*
* Assign the struct tcm_loop_hba pointer to struct Scsi_Host->hostdata
*/
*((struct tcm_loop_hba **)sh->hostdata) = tl_hba;
/*
* Setup single ID, Channel and LUN for now..
*/
sh->max_id = 2;
sh->max_lun = 0;
sh->max_channel = 0;
sh->max_cmd_len = TL_SCSI_MAX_CMD_LEN;
error = scsi_add_host(sh, &tl_hba->dev);
if (error) {
printk(KERN_ERR "%s: scsi_add_host failed\n", __func__);
scsi_host_put(sh);
return -ENODEV;
}
return 0;
}
static void tcm_loop_release_adapter(struct device *dev)
{
struct tcm_loop_hba *tl_hba = to_tcm_loop_hba(dev);
kfree(tl_hba);
}
