cpu_relax();
}
if (!loop_count)
- printk(KERN_EMERG "qlogicpti: mbox_command loop timeout #1\n");
+ printk(KERN_EMERG "qlogicpti%d: mbox_command loop timeout #1\n",
+ qpti->qpti_id);
/* Write mailbox command registers. */
switch (mbox_param[param[0]] >> 4) {
(sbus_readw(qpti->qregs + HCCTRL) & HCCTRL_CRIRQ))
udelay(20);
if (!loop_count)
- printk(KERN_EMERG "qlogicpti: mbox_command[%04x] loop timeout #2\n",
- param[0]);
+ printk(KERN_EMERG "qlogicpti%d: mbox_command[%04x] loop timeout #2\n",
+ qpti->qpti_id, param[0]);
/* Wait for SBUS semaphore to get set. */
loop_count = DEFAULT_LOOP_COUNT;
break;
}
if (!loop_count)
- printk(KERN_EMERG "qlogicpti: mbox_command[%04x] loop timeout #3\n",
- param[0]);
+ printk(KERN_EMERG "qlogicpti%d: mbox_command[%04x] loop timeout #3\n",
+ qpti->qpti_id, param[0]);
/* Wait for MBOX busy condition to go away. */
loop_count = DEFAULT_LOOP_COUNT;
while (--loop_count && (sbus_readw(qpti->qregs + MBOX0) == 0x04))
udelay(20);
if (!loop_count)
- printk(KERN_EMERG "qlogicpti: mbox_command[%04x] loop timeout #4\n",
- param[0]);
+ printk(KERN_EMERG "qlogicpti%d: mbox_command[%04x] loop timeout #4\n",
+ qpti->qpti_id, param[0]);
/* Read back output parameters. */
switch (mbox_param[param[0]] & 0xf) {
}
qpti->dev_param[i].device_enable = 1;
}
- /* this is very important to set! */
- qpti->sbits = 1 << qpti->scsi_id;
}
static int qlogicpti_reset_hardware(struct Scsi_Host *host)
while (--loop_count && ((sbus_readw(qpti->qregs + MBOX0) & 0xff) == 0x04))
udelay(20);
if (!loop_count)
- printk(KERN_EMERG "qlogicpti: reset_hardware loop timeout\n");
+ printk(KERN_EMERG "qlogicpti%d: reset_hardware loop timeout\n",
+ qpti->qpti_id);
sbus_writew(HCCTRL_PAUSE, qpti->qregs + HCCTRL);
set_sbus_cfg1(qpti);
IRQF_SHARED, "Qlogic/PTI", qpti))
goto fail;
- printk("qpti%d: IRQ %d ", qpti->qpti_id, qpti->irq);
+ printk("qlogicpti%d: IRQ %d ", qpti->qpti_id, qpti->irq);
return 0;
fail:
- printk("qpti%d: Cannot acquire irq line\n", qpti->qpti_id);
+ printk("qlogicpti%d: Cannot acquire irq line\n", qpti->qpti_id);
return -1;
}
struct qlogicpti *qpti, u_int in_ptr, u_int out_ptr)
{
struct dataseg *ds;
- struct scatterlist *sg;
+ struct scatterlist *sg, *s;
int i, n;
if (Cmnd->use_sg) {
n = sg_count;
if (n > 4)
n = 4;
- for (i = 0; i < n; i++, sg++) {
- ds[i].d_base = sg_dma_address(sg);
- ds[i].d_count = sg_dma_len(sg);
+ for_each_sg(sg, s, n, i) {
+ ds[i].d_base = sg_dma_address(s);
+ ds[i].d_count = sg_dma_len(s);
}
sg_count -= 4;
+ sg = s;
while (sg_count > 0) {
struct Continuation_Entry *cont;
n = sg_count;
if (n > 7)
n = 7;
- for (i = 0; i < n; i++, sg++) {
- ds[i].d_base = sg_dma_address(sg);
- ds[i].d_count = sg_dma_len(sg);
+ for_each_sg(sg, s, n, i) {
+ ds[i].d_base = sg_dma_address(s);
+ ds[i].d_count = sg_dma_len(s);
}
sg_count -= n;
}
host->sg_tablesize = QLOGICPTI_MAX_SG(num_free);
}
-static unsigned int scsi_rbuf_get(struct scsi_cmnd *cmd, unsigned char **buf_out)
+static int qlogicpti_slave_configure(struct scsi_device *sdev)
{
- unsigned char *buf;
- unsigned int buflen;
-
- if (cmd->use_sg) {
- struct scatterlist *sg;
+ struct qlogicpti *qpti = shost_priv(sdev->host);
+ int tgt = sdev->id;
+ u_short param[6];
- sg = (struct scatterlist *) cmd->request_buffer;
- buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset;
- buflen = sg->length;
+ /* tags handled in midlayer */
+ /* enable sync mode? */
+ if (sdev->sdtr) {
+ qpti->dev_param[tgt].device_flags |= 0x10;
} else {
- buf = cmd->request_buffer;
- buflen = cmd->request_bufflen;
+ qpti->dev_param[tgt].synchronous_offset = 0;
+ qpti->dev_param[tgt].synchronous_period = 0;
}
-
- *buf_out = buf;
- return buflen;
-}
-
-static void scsi_rbuf_put(struct scsi_cmnd *cmd, unsigned char *buf)
-{
- if (cmd->use_sg) {
- struct scatterlist *sg;
-
- sg = (struct scatterlist *) cmd->request_buffer;
- kunmap_atomic(buf - sg->offset, KM_IRQ0);
- }
-}
-
-/*
- * Until we scan the entire bus with inquiries, go throught this fella...
- */
-static void ourdone(struct scsi_cmnd *Cmnd)
-{
- struct qlogicpti *qpti = (struct qlogicpti *) Cmnd->device->host->hostdata;
- int tgt = Cmnd->device->id;
- void (*done) (struct scsi_cmnd *);
-
- /* This grot added by DaveM, blame him for ugliness.
- * The issue is that in the 2.3.x driver we use the
- * host_scribble portion of the scsi command as a
- * completion linked list at interrupt service time,
- * so we have to store the done function pointer elsewhere.
- */
- done = (void (*)(struct scsi_cmnd *))
- (((unsigned long) Cmnd->SCp.Message)
-#ifdef __sparc_v9__
- | ((unsigned long) Cmnd->SCp.Status << 32UL)
-#endif
- );
-
- if ((qpti->sbits & (1 << tgt)) == 0) {
- int ok = host_byte(Cmnd->result) == DID_OK;
- if (Cmnd->cmnd[0] == 0x12 && ok) {
- unsigned char *iqd;
- unsigned int iqd_len;
-
- iqd_len = scsi_rbuf_get(Cmnd, &iqd);
-
- /* tags handled in midlayer */
- /* enable sync mode? */
- if (iqd[7] & 0x10) {
- qpti->dev_param[tgt].device_flags |= 0x10;
- } else {
- qpti->dev_param[tgt].synchronous_offset = 0;
- qpti->dev_param[tgt].synchronous_period = 0;
- }
- /* are we wide capable? */
- if (iqd[7] & 0x20) {
- qpti->dev_param[tgt].device_flags |= 0x20;
- }
-
- scsi_rbuf_put(Cmnd, iqd);
-
- qpti->sbits |= (1 << tgt);
- } else if (!ok) {
- qpti->sbits |= (1 << tgt);
- }
- }
- done(Cmnd);
-}
-
-static int qlogicpti_queuecommand(struct scsi_cmnd *Cmnd, void (*done)(struct scsi_cmnd *));
-
-static int qlogicpti_queuecommand_slow(struct scsi_cmnd *Cmnd,
- void (*done)(struct scsi_cmnd *))
-{
- struct qlogicpti *qpti = (struct qlogicpti *) Cmnd->device->host->hostdata;
-
- /*
- * done checking this host adapter?
- * If not, then rewrite the command
- * to finish through ourdone so we
- * can peek at Inquiry data results.
- */
- if (qpti->sbits && qpti->sbits != 0xffff) {
- /* See above about in ourdone this ugliness... */
- Cmnd->SCp.Message = ((unsigned long)done) & 0xffffffff;
-#ifdef CONFIG_SPARC64
- Cmnd->SCp.Status = ((unsigned long)done >> 32UL) & 0xffffffff;
-#endif
- return qlogicpti_queuecommand(Cmnd, ourdone);
- }
-
- /*
- * We've peeked at all targets for this bus- time
- * to set parameters for devices for real now.
- */
- if (qpti->sbits == 0xffff) {
- int i;
- for(i = 0; i < MAX_TARGETS; i++) {
- u_short param[6];
- param[0] = MBOX_SET_TARGET_PARAMS;
- param[1] = (i << 8);
- param[2] = (qpti->dev_param[i].device_flags << 8);
- if (qpti->dev_param[i].device_flags & 0x10) {
- param[3] = (qpti->dev_param[i].synchronous_offset << 8) |
- qpti->dev_param[i].synchronous_period;
- } else {
- param[3] = 0;
- }
- (void) qlogicpti_mbox_command(qpti, param, 0);
- }
- /*
- * set to zero so any traverse through ourdone
- * doesn't start the whole process again,
- */
- qpti->sbits = 0;
- }
-
- /* check to see if we're done with all adapters... */
- for (qpti = qptichain; qpti != NULL; qpti = qpti->next) {
- if (qpti->sbits) {
- break;
- }
+ /* are we wide capable? */
+ if (sdev->wdtr)
+ qpti->dev_param[tgt].device_flags |= 0x20;
+
+ param[0] = MBOX_SET_TARGET_PARAMS;
+ param[1] = (tgt << 8);
+ param[2] = (qpti->dev_param[tgt].device_flags << 8);
+ if (qpti->dev_param[tgt].device_flags & 0x10) {
+ param[3] = (qpti->dev_param[tgt].synchronous_offset << 8) |
+ qpti->dev_param[tgt].synchronous_period;
+ } else {
+ param[3] = 0;
}
-
- /*
- * if we hit the end of the chain w/o finding adapters still
- * capability-configuring, then we're done with all adapters
- * and can rock on..
- */
- if (qpti == NULL)
- Cmnd->device->host->hostt->queuecommand = qlogicpti_queuecommand;
-
- return qlogicpti_queuecommand(Cmnd, done);
+ qlogicpti_mbox_command(qpti, param, 0);
+ return 0;
}
/*
host_status = DID_OK;
break;
default:
- printk(KERN_EMERG "qpti%d: unknown completion status 0x%04x\n",
+ printk(KERN_EMERG "qlogicpti%d: unknown completion status 0x%04x\n",
id, sts->completion_status);
host_status = DID_ERROR;
break;
u32 cmd_cookie;
int i;
- printk(KERN_WARNING "qlogicpti : Aborting cmd for tgt[%d] lun[%d]\n",
- (int)Cmnd->device->id, (int)Cmnd->device->lun);
+ printk(KERN_WARNING "qlogicpti%d: Aborting cmd for tgt[%d] lun[%d]\n",
+ qpti->qpti_id, (int)Cmnd->device->id, (int)Cmnd->device->lun);
qlogicpti_disable_irqs(qpti);
param[3] = cmd_cookie & 0xffff;
if (qlogicpti_mbox_command(qpti, param, 0) ||
(param[0] != MBOX_COMMAND_COMPLETE)) {
- printk(KERN_EMERG "qlogicpti : scsi abort failure: %x\n", param[0]);
+ printk(KERN_EMERG "qlogicpti%d: scsi abort failure: %x\n",
+ qpti->qpti_id, param[0]);
return_status = FAILED;
}
struct qlogicpti *qpti = (struct qlogicpti *) host->hostdata;
int return_status = SUCCESS;
- printk(KERN_WARNING "qlogicpti : Resetting SCSI bus!\n");
+ printk(KERN_WARNING "qlogicpti%d: Resetting SCSI bus!\n",
+ qpti->qpti_id);
qlogicpti_disable_irqs(qpti);
param[1] = qpti->host_param.bus_reset_delay;
if (qlogicpti_mbox_command(qpti, param, 0) ||
(param[0] != MBOX_COMMAND_COMPLETE)) {
- printk(KERN_EMERG "qlogicisp : scsi bus reset failure: %x\n", param[0]);
+ printk(KERN_EMERG "qlogicisp%d: scsi bus reset failure: %x\n",
+ qpti->qpti_id, param[0]);
return_status = FAILED;
}
.module = THIS_MODULE,
.name = "qlogicpti",
.info = qlogicpti_info,
- .queuecommand = qlogicpti_queuecommand_slow,
+ .queuecommand = qlogicpti_queuecommand,
+ .slave_configure = qlogicpti_slave_configure,
.eh_abort_handler = qlogicpti_abort,
.eh_bus_reset_handler = qlogicpti_reset,
.can_queue = QLOGICPTI_REQ_QUEUE_LEN,
if (qlogicpti_reset_hardware(host))
goto fail_unmap_queues;
- if (scsi_add_host(host, &dev->dev))
- goto fail_unmap_queues;
-
printk("(Firmware v%d.%d.%d)", qpti->fware_majrev,
qpti->fware_minrev, qpti->fware_micrev);
fcode = of_get_property(dp, "isp-fcode", NULL);
if (fcode && fcode[0])
- printk("(Firmware %s)", fcode);
+ printk("(FCode %s)", fcode);
if (of_find_property(dp, "differential", NULL) != NULL)
qpti->differential = 1;
- printk (" [%s Wide, using %s interface]\n",
+ printk("\nqlogicpti%d: [%s Wide, using %s interface]\n",
+ qpti->qpti_id,
(qpti->ultra ? "Ultra" : "Fast"),
(qpti->differential ? "differential" : "single ended"));
+ if (scsi_add_host(host, &dev->dev)) {
+ printk("qlogicpti%d: Failed scsi_add_host\n", qpti->qpti_id);
+ goto fail_unmap_queues;
+ }
+
dev_set_drvdata(&sdev->ofdev.dev, qpti);
qpti_chain_add(qpti);
projects / linux-2.6 / blobdiff