forked from luck/tmp_suning_uos_patched
[PATCH] I2O: SPARC fixes
Fix lot of BE <-> LE bugs which prevent it from working on SPARC. Signed-off-by: Markus Lidel <Markus.Lidel@shadowconnect.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Markus Lidel
Linus Torvalds
parent
a1a5ea70a6
commit
793fd15d9f
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@ -24,6 +24,18 @@ config I2O
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If unsure, say N.
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config I2O_LCT_NOTIFY_ON_CHANGES
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bool "Enable LCT notification"
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depends on I2O
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default y
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---help---
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Only say N here if you have a I2O controller from SUN. The SUN
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firmware doesn't support LCT notification on changes. If this option
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is enabled on such a controller the driver will hang up in a endless
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loop. On all other controllers say Y.
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If unsure, say Y.
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config I2O_EXT_ADAPTEC
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bool "Enable Adaptec extensions"
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depends on I2O
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@ -341,36 +341,78 @@ int i2o_device_parse_lct(struct i2o_controller *c)
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{
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struct i2o_device *dev, *tmp;
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i2o_lct *lct;
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int i;
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int max;
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u32 *dlct = c->dlct.virt;
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int max = 0, i = 0;
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u16 table_size;
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u32 buf;
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down(&c->lct_lock);
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kfree(c->lct);
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lct = c->dlct.virt;
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buf = le32_to_cpu(*dlct++);
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table_size = buf & 0xffff;
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c->lct = kmalloc(lct->table_size * 4, GFP_KERNEL);
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if (!c->lct) {
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lct = c->lct = kmalloc(table_size * 4, GFP_KERNEL);
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if (!lct) {
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up(&c->lct_lock);
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return -ENOMEM;
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}
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if (lct->table_size * 4 > c->dlct.len) {
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memcpy(c->lct, c->dlct.virt, c->dlct.len);
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up(&c->lct_lock);
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return -EAGAIN;
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}
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lct->lct_ver = buf >> 28;
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lct->boot_tid = buf >> 16 & 0xfff;
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lct->table_size = table_size;
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lct->change_ind = le32_to_cpu(*dlct++);
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lct->iop_flags = le32_to_cpu(*dlct++);
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memcpy(c->lct, c->dlct.virt, lct->table_size * 4);
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lct = c->lct;
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max = (lct->table_size - 3) / 9;
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table_size -= 3;
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pr_debug("%s: LCT has %d entries (LCT size: %d)\n", c->name, max,
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lct->table_size);
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while (table_size > 0) {
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i2o_lct_entry *entry = &lct->lct_entry[max];
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int found = 0;
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buf = le32_to_cpu(*dlct++);
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entry->entry_size = buf & 0xffff;
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entry->tid = buf >> 16 & 0xfff;
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entry->change_ind = le32_to_cpu(*dlct++);
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entry->device_flags = le32_to_cpu(*dlct++);
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buf = le32_to_cpu(*dlct++);
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entry->class_id = buf & 0xfff;
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entry->version = buf >> 12 & 0xf;
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entry->vendor_id = buf >> 16;
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entry->sub_class = le32_to_cpu(*dlct++);
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buf = le32_to_cpu(*dlct++);
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entry->user_tid = buf & 0xfff;
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entry->parent_tid = buf >> 12 & 0xfff;
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entry->bios_info = buf >> 24;
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memcpy(&entry->identity_tag, dlct, 8);
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dlct += 2;
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entry->event_capabilities = le32_to_cpu(*dlct++);
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/* add new devices, which are new in the LCT */
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list_for_each_entry_safe(dev, tmp, &c->devices, list) {
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if (entry->tid == dev->lct_data.tid) {
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found = 1;
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break;
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}
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}
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if (!found)
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i2o_device_add(c, entry);
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table_size -= 9;
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max++;
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}
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/* remove devices, which are not in the LCT anymore */
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list_for_each_entry_safe(dev, tmp, &c->devices, list) {
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int found = 0;
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@ -386,20 +428,6 @@ int i2o_device_parse_lct(struct i2o_controller *c)
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i2o_device_remove(dev);
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}
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/* add new devices, which are new in the LCT */
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for (i = 0; i < max; i++) {
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int found = 0;
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list_for_each_entry_safe(dev, tmp, &c->devices, list) {
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if (lct->lct_entry[i].tid == dev->lct_data.tid) {
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found = 1;
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break;
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}
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}
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if (!found)
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i2o_device_add(c, &lct->lct_entry[i]);
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}
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up(&c->lct_lock);
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return 0;
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@ -422,9 +450,6 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist,
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int oplen, void *reslist, int reslen)
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{
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struct i2o_message *msg;
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u32 *res32 = (u32 *) reslist;
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u32 *restmp = (u32 *) reslist;
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int len = 0;
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int i = 0;
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int rc;
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struct i2o_dma res;
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@ -448,7 +473,6 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist,
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msg->body[i++] = cpu_to_le32(0x00000000);
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msg->body[i++] = cpu_to_le32(0x4C000000 | oplen); /* OperationList */
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memcpy(&msg->body[i], oplist, oplen);
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i += (oplen / 4 + (oplen % 4 ? 1 : 0));
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msg->body[i++] = cpu_to_le32(0xD0000000 | res.len); /* ResultList */
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msg->body[i++] = cpu_to_le32(res.phys);
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@ -466,36 +490,7 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist,
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memcpy(reslist, res.virt, res.len);
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i2o_dma_free(dev, &res);
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/* Query failed */
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if (rc)
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return rc;
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/*
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* Calculate number of bytes of Result LIST
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* We need to loop through each Result BLOCK and grab the length
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*/
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restmp = res32 + 1;
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len = 1;
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for (i = 0; i < (res32[0] & 0X0000FFFF); i++) {
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if (restmp[0] & 0x00FF0000) { /* BlockStatus != SUCCESS */
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printk(KERN_WARNING
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"%s - Error:\n ErrorInfoSize = 0x%02x, "
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"BlockStatus = 0x%02x, BlockSize = 0x%04x\n",
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(cmd ==
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I2O_CMD_UTIL_PARAMS_SET) ? "PARAMS_SET" :
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"PARAMS_GET", res32[1] >> 24,
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(res32[1] >> 16) & 0xFF, res32[1] & 0xFFFF);
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/*
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* If this is the only request,than we return an error
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*/
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if ((res32[0] & 0x0000FFFF) == 1) {
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return -((res32[1] >> 16) & 0xFF); /* -BlockStatus */
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}
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}
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len += restmp[0] & 0x0000FFFF; /* Length of res BLOCK */
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restmp += restmp[0] & 0x0000FFFF; /* Skip to next BLOCK */
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}
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return (len << 2); /* bytes used by result list */
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return rc;
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}
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/*
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@ -504,28 +499,25 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist,
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int i2o_parm_field_get(struct i2o_device *i2o_dev, int group, int field,
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void *buf, int buflen)
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{
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u16 opblk[] = { 1, 0, I2O_PARAMS_FIELD_GET, group, 1, field };
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u32 opblk[] = { cpu_to_le32(0x00000001),
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cpu_to_le32((u16) group << 16 | I2O_PARAMS_FIELD_GET),
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cpu_to_le32((s16) field << 16 | 0x00000001)
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};
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u8 *resblk; /* 8 bytes for header */
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int size;
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if (field == -1) /* whole group */
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opblk[4] = -1;
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int rc;
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resblk = kmalloc(buflen + 8, GFP_KERNEL | GFP_ATOMIC);
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if (!resblk)
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return -ENOMEM;
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size = i2o_parm_issue(i2o_dev, I2O_CMD_UTIL_PARAMS_GET, opblk,
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sizeof(opblk), resblk, buflen + 8);
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rc = i2o_parm_issue(i2o_dev, I2O_CMD_UTIL_PARAMS_GET, opblk,
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sizeof(opblk), resblk, buflen + 8);
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memcpy(buf, resblk + 8, buflen); /* cut off header */
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kfree(resblk);
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if (size > buflen)
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return buflen;
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return size;
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return rc;
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}
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/*
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@ -77,7 +77,7 @@ static struct i2o_exec_wait *i2o_exec_wait_alloc(void)
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wait = kmalloc(sizeof(*wait), GFP_KERNEL);
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if (!wait)
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return ERR_PTR(-ENOMEM);
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return NULL;
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memset(wait, 0, sizeof(*wait));
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@ -271,8 +271,8 @@ static ssize_t i2o_exec_show_vendor_id(struct device *d,
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struct i2o_device *dev = to_i2o_device(d);
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u16 id;
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if (i2o_parm_field_get(dev, 0x0000, 0, &id, 2)) {
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sprintf(buf, "0x%04x", id);
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if (!i2o_parm_field_get(dev, 0x0000, 0, &id, 2)) {
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sprintf(buf, "0x%04x", le16_to_cpu(id));
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return strlen(buf) + 1;
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}
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@ -293,8 +293,8 @@ static ssize_t i2o_exec_show_product_id(struct device *d,
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struct i2o_device *dev = to_i2o_device(d);
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u16 id;
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if (i2o_parm_field_get(dev, 0x0000, 1, &id, 2)) {
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sprintf(buf, "0x%04x", id);
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if (!i2o_parm_field_get(dev, 0x0000, 1, &id, 2)) {
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sprintf(buf, "0x%04x", le16_to_cpu(id));
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return strlen(buf) + 1;
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}
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@ -364,7 +364,9 @@ static void i2o_exec_lct_modified(struct i2o_controller *c)
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if (i2o_device_parse_lct(c) != -EAGAIN)
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change_ind = c->lct->change_ind + 1;
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#ifdef CONFIG_I2O_LCT_NOTIFY_ON_CHANGES
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i2o_exec_lct_notify(c, change_ind);
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#endif
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};
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/**
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@ -512,7 +514,8 @@ static int i2o_exec_lct_notify(struct i2o_controller *c, u32 change_ind)
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dev = &c->pdev->dev;
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if (i2o_dma_realloc(dev, &c->dlct, sb->expected_lct_size, GFP_KERNEL))
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if (i2o_dma_realloc
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(dev, &c->dlct, le32_to_cpu(sb->expected_lct_size), GFP_KERNEL))
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return -ENOMEM;
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msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET);
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@ -1050,8 +1050,8 @@ static int i2o_block_probe(struct device *dev)
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int rc;
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u64 size;
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u32 blocksize;
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u32 flags, status;
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u16 body_size = 4;
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u16 power;
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unsigned short max_sectors;
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#ifdef CONFIG_I2O_EXT_ADAPTEC
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@ -1109,22 +1109,20 @@ static int i2o_block_probe(struct device *dev)
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* Ask for the current media data. If that isn't supported
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* then we ask for the device capacity data
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*/
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if (i2o_parm_field_get(i2o_dev, 0x0004, 1, &blocksize, 4) ||
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i2o_parm_field_get(i2o_dev, 0x0000, 3, &blocksize, 4)) {
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blk_queue_hardsect_size(queue, blocksize);
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if (!i2o_parm_field_get(i2o_dev, 0x0004, 1, &blocksize, 4) ||
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!i2o_parm_field_get(i2o_dev, 0x0000, 3, &blocksize, 4)) {
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blk_queue_hardsect_size(queue, le32_to_cpu(blocksize));
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} else
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osm_warn("unable to get blocksize of %s\n", gd->disk_name);
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if (i2o_parm_field_get(i2o_dev, 0x0004, 0, &size, 8) ||
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i2o_parm_field_get(i2o_dev, 0x0000, 4, &size, 8)) {
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set_capacity(gd, size >> KERNEL_SECTOR_SHIFT);
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if (!i2o_parm_field_get(i2o_dev, 0x0004, 0, &size, 8) ||
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!i2o_parm_field_get(i2o_dev, 0x0000, 4, &size, 8)) {
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set_capacity(gd, le64_to_cpu(size) >> KERNEL_SECTOR_SHIFT);
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} else
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osm_warn("could not get size of %s\n", gd->disk_name);
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if (!i2o_parm_field_get(i2o_dev, 0x0000, 2, &i2o_blk_dev->power, 2))
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i2o_blk_dev->power = 0;
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i2o_parm_field_get(i2o_dev, 0x0000, 5, &flags, 4);
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i2o_parm_field_get(i2o_dev, 0x0000, 6, &status, 4);
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if (!i2o_parm_field_get(i2o_dev, 0x0000, 2, &power, 2))
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i2o_blk_dev->power = power;
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i2o_event_register(i2o_dev, &i2o_block_driver, 0, 0xffffffff);
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@ -113,7 +113,7 @@ static struct i2o_scsi_host *i2o_scsi_host_alloc(struct i2o_controller *c)
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list_for_each_entry(i2o_dev, &c->devices, list)
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if (i2o_dev->lct_data.class_id == I2O_CLASS_BUS_ADAPTER) {
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if (i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1)
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if (!i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1)
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&& (type == 0x01)) /* SCSI bus */
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max_channel++;
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}
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@ -146,7 +146,7 @@ static struct i2o_scsi_host *i2o_scsi_host_alloc(struct i2o_controller *c)
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i = 0;
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list_for_each_entry(i2o_dev, &c->devices, list)
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if (i2o_dev->lct_data.class_id == I2O_CLASS_BUS_ADAPTER) {
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if (i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1)
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if (!i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1)
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&& (type == 0x01)) /* only SCSI bus */
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i2o_shost->channel[i++] = i2o_dev;
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@ -238,13 +238,15 @@ static int i2o_scsi_probe(struct device *dev)
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u8 type;
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struct i2o_device *d = i2o_shost->channel[0];
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if (i2o_parm_field_get(d, 0x0000, 0, &type, 1)
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if (!i2o_parm_field_get(d, 0x0000, 0, &type, 1)
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&& (type == 0x01)) /* SCSI bus */
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if (i2o_parm_field_get(d, 0x0200, 4, &id, 4)) {
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if (!i2o_parm_field_get(d, 0x0200, 4, &id, 4)) {
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channel = 0;
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if (i2o_dev->lct_data.class_id ==
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I2O_CLASS_RANDOM_BLOCK_STORAGE)
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lun = i2o_shost->lun++;
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lun =
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cpu_to_le64(i2o_shost->
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lun++);
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else
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lun = 0;
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}
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@ -253,10 +255,10 @@ static int i2o_scsi_probe(struct device *dev)
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break;
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case I2O_CLASS_SCSI_PERIPHERAL:
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if (i2o_parm_field_get(i2o_dev, 0x0000, 3, &id, 4) < 0)
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if (i2o_parm_field_get(i2o_dev, 0x0000, 3, &id, 4))
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return -EFAULT;
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if (i2o_parm_field_get(i2o_dev, 0x0000, 4, &lun, 8) < 0)
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if (i2o_parm_field_get(i2o_dev, 0x0000, 4, &lun, 8))
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return -EFAULT;
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parent = i2o_iop_find_device(c, i2o_dev->lct_data.parent_tid);
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@ -281,20 +283,22 @@ static int i2o_scsi_probe(struct device *dev)
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return -EFAULT;
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}
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if (id >= scsi_host->max_id) {
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osm_warn("SCSI device id (%d) >= max_id of I2O host (%d)", id,
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scsi_host->max_id);
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if (le32_to_cpu(id) >= scsi_host->max_id) {
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osm_warn("SCSI device id (%d) >= max_id of I2O host (%d)",
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le32_to_cpu(id), scsi_host->max_id);
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return -EFAULT;
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}
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if (lun >= scsi_host->max_lun) {
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osm_warn("SCSI device id (%d) >= max_lun of I2O host (%d)",
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(unsigned int)lun, scsi_host->max_lun);
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if (le64_to_cpu(lun) >= scsi_host->max_lun) {
|
||||
osm_warn("SCSI device lun (%lu) >= max_lun of I2O host (%d)",
|
||||
(long unsigned int)le64_to_cpu(lun),
|
||||
scsi_host->max_lun);
|
||||
return -EFAULT;
|
||||
}
|
||||
|
||||
scsi_dev =
|
||||
__scsi_add_device(i2o_shost->scsi_host, channel, id, lun, i2o_dev);
|
||||
__scsi_add_device(i2o_shost->scsi_host, channel, le32_to_cpu(id),
|
||||
le64_to_cpu(lun), i2o_dev);
|
||||
|
||||
if (IS_ERR(scsi_dev)) {
|
||||
osm_warn("can not add SCSI device %03x\n",
|
||||
|
|
@ -306,7 +310,8 @@ static int i2o_scsi_probe(struct device *dev)
|
|||
"scsi");
|
||||
|
||||
osm_info("device added (TID: %03x) channel: %d, id: %d, lun: %d\n",
|
||||
i2o_dev->lct_data.tid, channel, id, (unsigned int)lun);
|
||||
i2o_dev->lct_data.tid, channel, le32_to_cpu(id),
|
||||
(unsigned int)le64_to_cpu(lun));
|
||||
|
||||
return 0;
|
||||
};
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user