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Diffstat (limited to 'drivers/scsi/ibmmca.c')
-rw-r--r--drivers/scsi/ibmmca.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c
index 24eb59e..115f554 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;
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