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SubjectPATCH: fix ibm MCA adapter for new scsi, use mca_legacy for now
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diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.60-ref/drivers/scsi/ibmmca.c linux-2.5.60-ac1/drivers/scsi/ibmmca.c
--- linux-2.5.60-ref/drivers/scsi/ibmmca.c 2003-02-14 21:21:35.000000000 +0000
+++ linux-2.5.60-ac1/drivers/scsi/ibmmca.c 2003-02-14 20:32:08.000000000 +0000
@@ -39,6 +39,7 @@
#include <linux/string.h>
#include <linux/spinlock.h>
#include <linux/init.h>
+#include <linux/mca-legacy.h>

#include <asm/system.h>
#include <asm/io.h>
@@ -668,8 +669,8 @@
ld(ihost_index)[ldn].cmd = NULL;
#ifdef IM_DEBUG_TIMEOUT
if (cmd) {
- if ((cmd->target == TIMEOUT_PUN) && (cmd->lun == TIMEOUT_LUN)) {
- printk("IBM MCA SCSI: Ignoring interrupt from pun=%x, lun=%x.\n", cmd->target, cmd->lun);
+ if ((cmd->target == TIMEOUT_PUN) && (cmd->device->lun == TIMEOUT_LUN)) {
+ printk("IBM MCA SCSI: Ignoring interrupt from pun=%x, lun=%x.\n", cmd->target, cmd->device->lun);
return;
}
}
@@ -1824,7 +1825,7 @@
int i;
struct scatterlist *sl;

- shpnt = cmd->host;
+ shpnt = cmd->device->host;
/* search for the right hostadapter */
for (host_index = 0; hosts[host_index] && hosts[host_index]->host_no != shpnt->host_no; host_index++);

@@ -1836,16 +1837,16 @@
}
max_pun = subsystem_maxid(host_index);
if (ibm_ansi_order) {
- target = max_pun - 1 - cmd->target;
- if ((target <= subsystem_pun(host_index)) && (cmd->target <= subsystem_pun(host_index)))
+ target = max_pun - 1 - cmd->device->id;
+ if ((target <= subsystem_pun(host_index)) && (cmd->device->id <= subsystem_pun(host_index)))
target--;
- else if ((target >= subsystem_pun(host_index)) && (cmd->target >= subsystem_pun(host_index)))
+ else if ((target >= subsystem_pun(host_index)) && (cmd->device->id >= subsystem_pun(host_index)))
target++;
} else
- target = cmd->target;
+ target = cmd->device->id;

/* if (target,lun) is NO LUN or not existing at all, return error */
- if ((get_scsi(host_index)[target][cmd->lun] == TYPE_NO_LUN) || (get_scsi(host_index)[target][cmd->lun] == TYPE_NO_DEVICE)) {
+ if ((get_scsi(host_index)[target][cmd->device->lun] == TYPE_NO_LUN) || (get_scsi(host_index)[target][cmd->device->lun] == TYPE_NO_DEVICE)) {
cmd->result = DID_NO_CONNECT << 16;
if (done)
done(cmd);
@@ -1853,7 +1854,7 @@
}

/*if (target,lun) unassigned, do further checks... */
- ldn = get_ldn(host_index)[target][cmd->lun];
+ ldn = get_ldn(host_index)[target][cmd->device->lun];
if (ldn >= MAX_LOG_DEV) { /* on invalid ldn do special stuff */
if (ldn > MAX_LOG_DEV) { /* dynamical remapping if ldn unassigned */
current_ldn = next_ldn(host_index); /* stop-value for one circle */
@@ -1864,7 +1865,7 @@
next_ldn(host_index) = 7;
if (current_ldn == next_ldn(host_index)) { /* One circle done ? */
/* no non-processing ldn found */
- printk("IBM MCA SCSI: Cannot assign SCSI-device dynamically!\n" " On ldn 7-14 SCSI-commands everywhere in progress.\n" " Reporting DID_NO_CONNECT for device (%d,%d).\n", target, cmd->lun);
+ printk("IBM MCA SCSI: Cannot assign SCSI-device dynamically!\n" " On ldn 7-14 SCSI-commands everywhere in progress.\n" " Reporting DID_NO_CONNECT for device (%d,%d).\n", target, cmd->device->lun);
cmd->result = DID_NO_CONNECT << 16; /* return no connect */
if (done)
done(cmd);
@@ -1884,26 +1885,26 @@
/* set reduced interrupt_handler-mode for checking */
local_checking_phase_flag(host_index) = 1;
/* map found ldn to pun,lun */
- get_ldn(host_index)[target][cmd->lun] = next_ldn(host_index);
+ get_ldn(host_index)[target][cmd->device->lun] = next_ldn(host_index);
/* change ldn to the right value, that is now next_ldn */
ldn = next_ldn(host_index);
/* unassign all ldns (pun,lun,ldn does not matter for remove) */
immediate_assign(host_index, 0, 0, 0, REMOVE_LDN);
/* set only LDN for remapped device */
- immediate_assign(host_index, target, cmd->lun, ldn, SET_LDN);
+ immediate_assign(host_index, target, cmd->device->lun, ldn, SET_LDN);
/* get device information for ld[ldn] */
if (device_exists(host_index, ldn, &ld(host_index)[ldn].block_length, &ld(host_index)[ldn].device_type)) {
ld(host_index)[ldn].cmd = NULL; /* To prevent panic set 0, because
devices that were not assigned,
should have nothing in progress. */
- get_scsi(host_index)[target][cmd->lun] = ld(host_index)[ldn].device_type;
+ get_scsi(host_index)[target][cmd->device->lun] = ld(host_index)[ldn].device_type;
/* increase assignment counters for statistics in /proc */
IBM_DS(host_index).dynamical_assignments++;
IBM_DS(host_index).ldn_assignments[ldn]++;
} else
/* panic here, because a device, found at boottime has
vanished */
- panic("IBM MCA SCSI: ldn=0x%x, SCSI-device on (%d,%d) vanished!\n", ldn, target, cmd->lun);
+ panic("IBM MCA SCSI: ldn=0x%x, SCSI-device on (%d,%d) vanished!\n", ldn, target, cmd->device->lun);
/* unassign again all ldns (pun,lun,ldn does not matter for remove) */
immediate_assign(host_index, 0, 0, 0, REMOVE_LDN);
/* remap all ldns, as written in the pun/lun table */
@@ -1919,7 +1920,7 @@
local_checking_phase_flag(host_index) = 0;
#ifdef IM_DEBUG_PROBE
/* Information on syslog terminal */
- printk("IBM MCA SCSI: ldn=0x%x dynamically reassigned to (%d,%d).\n", ldn, target, cmd->lun);
+ printk("IBM MCA SCSI: ldn=0x%x dynamically reassigned to (%d,%d).\n", ldn, target, cmd->device->lun);
#endif
/* increase next_ldn for next dynamical assignment */
next_ldn(host_index)++;
@@ -2141,7 +2142,7 @@
printk("IBM MCA SCSI: Abort subroutine called...\n");
#endif

- shpnt = cmd->host;
+ shpnt = cmd->device->host;
/* search for the right hostadapter */
for (host_index = 0; hosts[host_index] && hosts[host_index]->host_no != shpnt->host_no; host_index++);

@@ -2149,7 +2150,7 @@
cmd->result = DID_NO_CONNECT << 16;
if (cmd->scsi_done)
(cmd->scsi_done) (cmd);
- shpnt = cmd->host;
+ shpnt = cmd->device->host;
#ifdef IM_DEBUG_PROBE
printk(KERN_DEBUG "IBM MCA SCSI: Abort adapter selection failed!\n");
#endif
@@ -2157,17 +2158,17 @@
}
max_pun = subsystem_maxid(host_index);
if (ibm_ansi_order) {
- target = max_pun - 1 - cmd->target;
- if ((target <= subsystem_pun(host_index)) && (cmd->target <= subsystem_pun(host_index)))
+ target = max_pun - 1 - cmd->device->id;
+ if ((target <= subsystem_pun(host_index)) && (cmd->device->id <= subsystem_pun(host_index)))
target--;
- else if ((target >= subsystem_pun(host_index)) && (cmd->target >= subsystem_pun(host_index)))
+ else if ((target >= subsystem_pun(host_index)) && (cmd->device->id >= subsystem_pun(host_index)))
target++;
} else
- target = cmd->target;
+ target = cmd->device->id;

/* get logical device number, and disable system interrupts */
- printk(KERN_WARNING "IBM MCA SCSI: Sending abort to device pun=%d, lun=%d.\n", target, cmd->lun);
- ldn = get_ldn(host_index)[target][cmd->lun];
+ printk(KERN_WARNING "IBM MCA SCSI: Sending abort to device pun=%d, lun=%d.\n", target, cmd->device->lun);
+ ldn = get_ldn(host_index)[target][cmd->device->lun];

/*if cmd for this ldn has already finished, no need to abort */
if (!ld(host_index)[ldn].cmd) {
@@ -2242,7 +2243,7 @@
BUG();

ticks = IM_RESET_DELAY * HZ;
- shpnt = cmd->host;
+ shpnt = cmd->device->host;
/* search for the right hostadapter */
for (host_index = 0; hosts[host_index] && hosts[host_index]->host_no != shpnt->host_no; host_index++);

-
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