diff options
Diffstat (limited to 'drivers/scsi/ibmmca.c')
| -rw-r--r-- | drivers/scsi/ibmmca.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c index 24eb59e143a..115f55471ed 100644 --- a/drivers/scsi/ibmmca.c +++ b/drivers/scsi/ibmmca.c @@ -1441,7 +1441,7 @@ static int ibmmca_getinfo(char *buf, int slot, void *dev_id) struct Scsi_Host *dev = dev_id; spin_lock_irqsave(dev->host_lock, flags); - + shpnt = dev; /* assign host-structure to local pointer */ len = 0; /* set filled text-buffer index to 0 */ /* get the _special contents of the hostdata structure */ @@ -1456,7 +1456,7 @@ static int ibmmca_getinfo(char *buf, int slot, void *dev_id) /* if the integrated subsystem has been found automatically: */ len += sprintf(buf + len, "Adapter category: integrated\n" "Chip revision level: %d\n" "Chip status: %s\n" "8 kByte NVRAM status: %s\n", ((pos[2] & 0xf0) >> 4), (pos[2] & 1) ? "enabled" : "disabled", (pos[2] & 2) ? "locked" : "accessible"); - } else if ((speciale >= 0) && (speciale < (sizeof(subsys_list) / sizeof(struct subsys_list_struct)))) { + } else if ((speciale >= 0) && (speciale < ARRAY_SIZE(subsys_list))) { /* if the subsystem is a slot adapter */ len += sprintf(buf + len, "Adapter category: slot-card\n" "ROM Segment Address: "); if ((pos[2] & 0xf0) == 0xf0) @@ -1477,16 +1477,16 @@ static int ibmmca_getinfo(char *buf, int slot, void *dev_id) while (len % sizeof(int) != (sizeof(int) - 1)) len += sprintf(buf + len, " "); len += sprintf(buf + len, "\n"); - + spin_unlock_irqrestore(shpnt->host_lock, flags); - + return len; } int ibmmca_detect(struct scsi_host_template * scsi_template) { struct Scsi_Host *shpnt; - int port, id, i, j, k, list_size, slot; + int port, id, i, j, k, slot; int devices_on_irq_11 = 0; int devices_on_irq_14 = 0; int IRQ14_registered = 0; @@ -1603,8 +1603,7 @@ int ibmmca_detect(struct scsi_host_template * scsi_template) /* now look for other adapters in MCA slots, */ /* determine the number of known IBM-SCSI-subsystem types */ /* see the pos[2] dependence to get the adapter port-offset. */ - list_size = sizeof(subsys_list) / sizeof(struct subsys_list_struct); - for (i = 0; i < list_size; i++) { + for (i = 0; i < ARRAY_SIZE(subsys_list); i++) { /* scan each slot for a fitting adapter id */ slot = 0; /* start at slot 0 */ while ((slot = mca_find_adapter(subsys_list[i].mca_id, slot)) @@ -1669,8 +1668,7 @@ int ibmmca_detect(struct scsi_host_template * scsi_template) /* now check for SCSI-adapters, mapped to the integrated SCSI * area. E.g. a W/Cache in MCA-slot 9(!). Do the check correct here, * as this is a known effect on some models 95xx. */ - list_size = sizeof(subsys_list) / sizeof(struct subsys_list_struct); - for (i = 0; i < list_size; i++) { + for (i = 0; i < ARRAY_SIZE(subsys_list); i++) { /* scan each slot for a fitting adapter id */ slot = mca_find_adapter(subsys_list[i].mca_id, MCA_INTEGSCSI); if (slot != MCA_NOTFOUND) { /* scan through all slots */ @@ -2243,8 +2241,7 @@ static int __ibmmca_host_reset(Scsi_Cmnd * cmd) int host_index; unsigned long imm_command; - if (cmd == NULL) - BUG(); + BUG_ON(cmd == NULL); ticks = IM_RESET_DELAY * HZ; shpnt = cmd->device->host; |