diff options
Diffstat (limited to 'drivers/message/i2o')
| -rw-r--r-- | drivers/message/i2o/Kconfig | 12 | ||||
| -rw-r--r-- | drivers/message/i2o/bus-osm.c | 23 | ||||
| -rw-r--r-- | drivers/message/i2o/config-osm.c | 2 | ||||
| -rw-r--r-- | drivers/message/i2o/core.h | 20 | ||||
| -rw-r--r-- | drivers/message/i2o/device.c | 339 | ||||
| -rw-r--r-- | drivers/message/i2o/driver.c | 12 | ||||
| -rw-r--r-- | drivers/message/i2o/exec-osm.c | 114 | ||||
| -rw-r--r-- | drivers/message/i2o/i2o_block.c | 190 | ||||
| -rw-r--r-- | drivers/message/i2o/i2o_config.c | 196 | ||||
| -rw-r--r-- | drivers/message/i2o/i2o_lan.h | 38 | ||||
| -rw-r--r-- | drivers/message/i2o/i2o_proc.c | 2 | ||||
| -rw-r--r-- | drivers/message/i2o/i2o_scsi.c | 89 | ||||
| -rw-r--r-- | drivers/message/i2o/iop.c | 356 | ||||
| -rw-r--r-- | drivers/message/i2o/pci.c | 7 |
14 files changed, 662 insertions, 738 deletions
diff --git a/drivers/message/i2o/Kconfig b/drivers/message/i2o/Kconfig index 43a942a29c2..fef67710388 100644 --- a/drivers/message/i2o/Kconfig +++ b/drivers/message/i2o/Kconfig @@ -24,6 +24,18 @@ config I2O If unsure, say N. +config I2O_LCT_NOTIFY_ON_CHANGES + bool "Enable LCT notification" + depends on I2O + default y + ---help--- + Only say N here if you have a I2O controller from SUN. The SUN + firmware doesn't support LCT notification on changes. If this option + is enabled on such a controller the driver will hang up in a endless + loop. On all other controllers say Y. + + If unsure, say Y. + config I2O_EXT_ADAPTEC bool "Enable Adaptec extensions" depends on I2O diff --git a/drivers/message/i2o/bus-osm.c b/drivers/message/i2o/bus-osm.c index 151b228e1cb..ac06f10c54e 100644 --- a/drivers/message/i2o/bus-osm.c +++ b/drivers/message/i2o/bus-osm.c @@ -17,7 +17,7 @@ #include <linux/i2o.h> #define OSM_NAME "bus-osm" -#define OSM_VERSION "$Rev$" +#define OSM_VERSION "1.317" #define OSM_DESCRIPTION "I2O Bus Adapter OSM" static struct i2o_driver i2o_bus_driver; @@ -39,18 +39,18 @@ static struct i2o_class_id i2o_bus_class_id[] = { */ static int i2o_bus_scan(struct i2o_device *dev) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) + msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) return -ETIMEDOUT; - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_BUS_SCAN << 24 | HOST_TID << 12 | dev->lct_data.tid, - &msg->u.head[1]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_BUS_SCAN << 24 | HOST_TID << 12 | dev->lct_data. + tid); - return i2o_msg_post_wait(dev->iop, m, 60); + return i2o_msg_post_wait(dev->iop, msg, 60); }; /** @@ -59,8 +59,9 @@ static int i2o_bus_scan(struct i2o_device *dev) * * Returns count. */ -static ssize_t i2o_bus_store_scan(struct device *d, struct device_attribute *attr, const char *buf, - size_t count) +static ssize_t i2o_bus_store_scan(struct device *d, + struct device_attribute *attr, + const char *buf, size_t count) { struct i2o_device *i2o_dev = to_i2o_device(d); int rc; diff --git a/drivers/message/i2o/config-osm.c b/drivers/message/i2o/config-osm.c index 10432f66520..3bba7aa82e5 100644 --- a/drivers/message/i2o/config-osm.c +++ b/drivers/message/i2o/config-osm.c @@ -22,7 +22,7 @@ #include <asm/uaccess.h> #define OSM_NAME "config-osm" -#define OSM_VERSION "1.248" +#define OSM_VERSION "1.323" #define OSM_DESCRIPTION "I2O Configuration OSM" /* access mode user rw */ diff --git a/drivers/message/i2o/core.h b/drivers/message/i2o/core.h index 9eefedb1621..90628562851 100644 --- a/drivers/message/i2o/core.h +++ b/drivers/message/i2o/core.h @@ -14,8 +14,6 @@ */ /* Exec-OSM */ -extern struct bus_type i2o_bus_type; - extern struct i2o_driver i2o_exec_driver; extern int i2o_exec_lct_get(struct i2o_controller *); @@ -23,6 +21,8 @@ extern int __init i2o_exec_init(void); extern void __exit i2o_exec_exit(void); /* driver */ +extern struct bus_type i2o_bus_type; + extern int i2o_driver_dispatch(struct i2o_controller *, u32); extern int __init i2o_driver_init(void); @@ -33,19 +33,27 @@ extern int __init i2o_pci_init(void); extern void __exit i2o_pci_exit(void); /* device */ +extern struct device_attribute i2o_device_attrs[]; + extern void i2o_device_remove(struct i2o_device *); extern int i2o_device_parse_lct(struct i2o_controller *); /* IOP */ extern struct i2o_controller *i2o_iop_alloc(void); -extern void i2o_iop_free(struct i2o_controller *); + +/** + * i2o_iop_free - Free the i2o_controller struct + * @c: I2O controller to free + */ +static inline void i2o_iop_free(struct i2o_controller *c) +{ + i2o_pool_free(&c->in_msg); + kfree(c); +} extern int i2o_iop_add(struct i2o_controller *); extern void i2o_iop_remove(struct i2o_controller *); -/* config */ -extern int i2o_parm_issue(struct i2o_device *, int, void *, int, void *, int); - /* control registers relative to c->base */ #define I2O_IRQ_STATUS 0x30 #define I2O_IRQ_MASK 0x34 diff --git a/drivers/message/i2o/device.c b/drivers/message/i2o/device.c index 8eb50cdb8ae..ee183053fa2 100644 --- a/drivers/message/i2o/device.c +++ b/drivers/message/i2o/device.c @@ -35,18 +35,18 @@ static inline int i2o_device_issue_claim(struct i2o_device *dev, u32 cmd, u32 type) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(cmd << 24 | HOST_TID << 12 | dev->lct_data.tid, &msg->u.head[1]); - writel(type, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(cmd << 24 | HOST_TID << 12 | dev->lct_data.tid); + msg->body[0] = cpu_to_le32(type); - return i2o_msg_post_wait(dev->iop, m, 60); + return i2o_msg_post_wait(dev->iop, msg, 60); } /** @@ -123,7 +123,6 @@ int i2o_device_claim_release(struct i2o_device *dev) return rc; } - /** * i2o_device_release - release the memory for a I2O device * @dev: I2O device which should be released @@ -140,10 +139,10 @@ static void i2o_device_release(struct device *dev) kfree(i2o_dev); } - /** - * i2o_device_class_show_class_id - Displays class id of I2O device - * @cd: class device of which the class id should be displayed + * i2o_device_show_class_id - Displays class id of I2O device + * @dev: device of which the class id should be displayed + * @attr: pointer to device attribute * @buf: buffer into which the class id should be printed * * Returns the number of bytes which are printed into the buffer. @@ -159,15 +158,15 @@ static ssize_t i2o_device_show_class_id(struct device *dev, } /** - * i2o_device_class_show_tid - Displays TID of I2O device - * @cd: class device of which the TID should be displayed - * @buf: buffer into which the class id should be printed + * i2o_device_show_tid - Displays TID of I2O device + * @dev: device of which the TID should be displayed + * @attr: pointer to device attribute + * @buf: buffer into which the TID should be printed * * Returns the number of bytes which are printed into the buffer. */ static ssize_t i2o_device_show_tid(struct device *dev, - struct device_attribute *attr, - char *buf) + struct device_attribute *attr, char *buf) { struct i2o_device *i2o_dev = to_i2o_device(dev); @@ -175,6 +174,7 @@ static ssize_t i2o_device_show_tid(struct device *dev, return strlen(buf) + 1; } +/* I2O device attributes */ struct device_attribute i2o_device_attrs[] = { __ATTR(class_id, S_IRUGO, i2o_device_show_class_id, NULL), __ATTR(tid, S_IRUGO, i2o_device_show_tid, NULL), @@ -193,12 +193,10 @@ static struct i2o_device *i2o_device_alloc(void) { struct i2o_device *dev; - dev = kmalloc(sizeof(*dev), GFP_KERNEL); + dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!dev) return ERR_PTR(-ENOMEM); - memset(dev, 0, sizeof(*dev)); - INIT_LIST_HEAD(&dev->list); init_MUTEX(&dev->lock); @@ -209,66 +207,6 @@ static struct i2o_device *i2o_device_alloc(void) } /** - * i2o_setup_sysfs_links - Adds attributes to the I2O device - * @cd: I2O class device which is added to the I2O device class - * - * This function get called when a I2O device is added to the class. It - * creates the attributes for each device and creates user/parent symlink - * if necessary. - * - * Returns 0 on success or negative error code on failure. - */ -static void i2o_setup_sysfs_links(struct i2o_device *i2o_dev) -{ - struct i2o_controller *c = i2o_dev->iop; - struct i2o_device *tmp; - - /* create user entries for this device */ - tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.user_tid); - if (tmp && tmp != i2o_dev) - sysfs_create_link(&i2o_dev->device.kobj, - &tmp->device.kobj, "user"); - - /* create user entries refering to this device */ - list_for_each_entry(tmp, &c->devices, list) - if (tmp->lct_data.user_tid == i2o_dev->lct_data.tid && - tmp != i2o_dev) - sysfs_create_link(&tmp->device.kobj, - &i2o_dev->device.kobj, "user"); - - /* create parent entries for this device */ - tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.parent_tid); - if (tmp && tmp != i2o_dev) - sysfs_create_link(&i2o_dev->device.kobj, - &tmp->device.kobj, "parent"); - - /* create parent entries refering to this device */ - list_for_each_entry(tmp, &c->devices, list) - if (tmp->lct_data.parent_tid == i2o_dev->lct_data.tid && - tmp != i2o_dev) - sysfs_create_link(&tmp->device.kobj, - &i2o_dev->device.kobj, "parent"); -} - -static void i2o_remove_sysfs_links(struct i2o_device *i2o_dev) -{ - struct i2o_controller *c = i2o_dev->iop; - struct i2o_device *tmp; - - sysfs_remove_link(&i2o_dev->device.kobj, "parent"); - sysfs_remove_link(&i2o_dev->device.kobj, "user"); - - list_for_each_entry(tmp, &c->devices, list) { - if (tmp->lct_data.parent_tid == i2o_dev->lct_data.tid) - sysfs_remove_link(&tmp->device.kobj, "parent"); - if (tmp->lct_data.user_tid == i2o_dev->lct_data.tid) - sysfs_remove_link(&tmp->device.kobj, "user"); - } -} - - - -/** * i2o_device_add - allocate a new I2O device and add it to the IOP * @iop: I2O controller where the device is on * @entry: LCT entry of the I2O device @@ -282,33 +220,57 @@ static void i2o_remove_sysfs_links(struct i2o_device *i2o_dev) static struct i2o_device *i2o_device_add(struct i2o_controller *c, i2o_lct_entry * entry) { - struct i2o_device *dev; + struct i2o_device *i2o_dev, *tmp; - dev = i2o_device_alloc(); - if (IS_ERR(dev)) { + i2o_dev = i2o_device_alloc(); + if (IS_ERR(i2o_dev)) { printk(KERN_ERR "i2o: unable to allocate i2o device\n"); - return dev; + return i2o_dev; } - dev->lct_data = *entry; - dev->iop = c; + i2o_dev->lct_data = *entry; - snprintf(dev->device.bus_id, BUS_ID_SIZE, "%d:%03x", c->unit, - dev->lct_data.tid); + snprintf(i2o_dev->device.bus_id, BUS_ID_SIZE, "%d:%03x", c->unit, + i2o_dev->lct_data.tid); - dev->device.parent = &c->device; + i2o_dev->iop = c; + i2o_dev->device.parent = &c->device; - device_register(&dev->device); + device_register(&i2o_dev->device); - list_add_tail(&dev->list, &c->devices); + list_add_tail(&i2o_dev->list, &c->devices); - i2o_setup_sysfs_links(dev); + /* create user entries for this device */ + tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.user_tid); + if (tmp && (tmp != i2o_dev)) + sysfs_create_link(&i2o_dev->device.kobj, &tmp->device.kobj, + "user"); - i2o_driver_notify_device_add_all(dev); + /* create user entries refering to this device */ + list_for_each_entry(tmp, &c->devices, list) + if ((tmp->lct_data.user_tid == i2o_dev->lct_data.tid) + && (tmp != i2o_dev)) + sysfs_create_link(&tmp->device.kobj, + &i2o_dev->device.kobj, "user"); - pr_debug("i2o: device %s added\n", dev->device.bus_id); + /* create parent entries for this device */ + tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.parent_tid); + if (tmp && (tmp != i2o_dev)) + sysfs_create_link(&i2o_dev->device.kobj, &tmp->device.kobj, + "parent"); - return dev; + /* create parent entries refering to this device */ + list_for_each_entry(tmp, &c->devices, list) + if ((tmp->lct_data.parent_tid == i2o_dev->lct_data.tid) + && (tmp != i2o_dev)) + sysfs_create_link(&tmp->device.kobj, + &i2o_dev->device.kobj, "parent"); + + i2o_driver_notify_device_add_all(i2o_dev); + + pr_debug("i2o: device %s added\n", i2o_dev->device.bus_id); + + return i2o_dev; } /** @@ -321,9 +283,22 @@ static struct i2o_device *i2o_device_add(struct i2o_controller *c, */ void i2o_device_remove(struct i2o_device *i2o_dev) { + struct i2o_device *tmp; + struct i2o_controller *c = i2o_dev->iop; + i2o_driver_notify_device_remove_all(i2o_dev); - i2o_remove_sysfs_links(i2o_dev); + + sysfs_remove_link(&i2o_dev->device.kobj, "parent"); + sysfs_remove_link(&i2o_dev->device.kobj, "user"); + + list_for_each_entry(tmp, &c->devices, list) { + if (tmp->lct_data.parent_tid == i2o_dev->lct_data.tid) + sysfs_remove_link(&tmp->device.kobj, "parent"); + if (tmp->lct_data.user_tid == i2o_dev->lct_data.tid) + sysfs_remove_link(&tmp->device.kobj, "user"); + } list_del(&i2o_dev->list); + device_unregister(&i2o_dev->device); } @@ -341,56 +316,83 @@ int i2o_device_parse_lct(struct i2o_controller *c) { struct i2o_device *dev, *tmp; i2o_lct *lct; - int i; - int max; + u32 *dlct = c->dlct.virt; + int max = 0, i = 0; + u16 table_size; + u32 buf; down(&c->lct_lock); kfree(c->lct); - lct = c->dlct.virt; + buf = le32_to_cpu(*dlct++); + table_size = buf & 0xffff; - c->lct = kmalloc(lct->table_size * 4, GFP_KERNEL); - if (!c->lct) { + lct = c->lct = kmalloc(table_size * 4, GFP_KERNEL); + if (!lct) { up(&c->lct_lock); return -ENOMEM; } - if (lct->table_size * 4 > c->dlct.len) { - memcpy(c->lct, c->dlct.virt, c->dlct.len); - up(&c->lct_lock); - return -EAGAIN; - } + lct->lct_ver = buf >> 28; + lct->boot_tid = buf >> 16 & 0xfff; + lct->table_size = table_size; + lct->change_ind = le32_to_cpu(*dlct++); + lct->iop_flags = le32_to_cpu(*dlct++); - memcpy(c->lct, c->dlct.virt, lct->table_size * 4); - - lct = c->lct; - - max = (lct->table_size - 3) / 9; + table_size -= 3; pr_debug("%s: LCT has %d entries (LCT size: %d)\n", c->name, max, lct->table_size); - /* remove devices, which are not in the LCT anymore */ - list_for_each_entry_safe(dev, tmp, &c->devices, list) { + while (table_size > 0) { + i2o_lct_entry *entry = &lct->lct_entry[max]; int found = 0; - for (i = 0; i < max; i++) { - if (lct->lct_entry[i].tid == dev->lct_data.tid) { + buf = le32_to_cpu(*dlct++); + entry->entry_size = buf & 0xffff; + entry->tid = buf >> 16 & 0xfff; + + entry->change_ind = le32_to_cpu(*dlct++); + entry->device_flags = le32_to_cpu(*dlct++); + + buf = le32_to_cpu(*dlct++); + entry->class_id = buf & 0xfff; + entry->version = buf >> 12 & 0xf; + entry->vendor_id = buf >> 16; + + entry->sub_class = le32_to_cpu(*dlct++); + + buf = le32_to_cpu(*dlct++); + entry->user_tid = buf & 0xfff; + entry->parent_tid = buf >> 12 & 0xfff; + entry->bios_info = buf >> 24; + + memcpy(&entry->identity_tag, dlct, 8); + dlct += 2; + + entry->event_capabilities = le32_to_cpu(*dlct++); + + /* add new devices, which are new in the LCT */ + list_for_each_entry_safe(dev, tmp, &c->devices, list) { + if (entry->tid == dev->lct_data.tid) { found = 1; break; } } if (!found) - i2o_device_remove(dev); + i2o_device_add(c, entry); + + table_size -= 9; + max++; } - /* add new devices, which are new in the LCT */ - for (i = 0; i < max; i++) { + /* remove devices, which are not in the LCT anymore */ + list_for_each_entry_safe(dev, tmp, &c->devices, list) { int found = 0; - list_for_each_entry_safe(dev, tmp, &c->devices, list) { + for (i = 0; i < max; i++) { if (lct->lct_entry[i].tid == dev->lct_data.tid) { found = 1; break; @@ -398,14 +400,14 @@ int i2o_device_parse_lct(struct i2o_controller *c) } if (!found) - i2o_device_add(c, &lct->lct_entry[i]); + i2o_device_remove(dev); } + up(&c->lct_lock); return 0; } - /* * Run time support routines */ @@ -419,13 +421,9 @@ int i2o_device_parse_lct(struct i2o_controller *c) * ResultCount, ErrorInfoSize, BlockStatus and BlockSize. */ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, - int oplen, void *reslist, int reslen) + int oplen, void *reslist, int reslen) { - struct i2o_message __iomem *msg; - u32 m; - u32 *res32 = (u32 *) reslist; - u32 *restmp = (u32 *) reslist; - int len = 0; + struct i2o_message *msg; int i = 0; int rc; struct i2o_dma res; @@ -437,26 +435,27 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, if (i2o_dma_alloc(dev, &res, reslen, GFP_KERNEL)) return -ENOMEM; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) { + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) { i2o_dma_free(dev, &res); - return -ETIMEDOUT; + return PTR_ERR(msg); } i = 0; - writel(cmd << 24 | HOST_TID << 12 | i2o_dev->lct_data.tid, - &msg->u.head[1]); - writel(0, &msg->body[i++]); - writel(0x4C000000 | oplen, &msg->body[i++]); /* OperationList */ - memcpy_toio(&msg->body[i], oplist, oplen); + msg->u.head[1] = + cpu_to_le32(cmd << 24 | HOST_TID << 12 | i2o_dev->lct_data.tid); + msg->body[i++] = cpu_to_le32(0x00000000); + msg->body[i++] = cpu_to_le32(0x4C000000 | oplen); /* OperationList */ + memcpy(&msg->body[i], oplist, oplen); i += (oplen / 4 + (oplen % 4 ? 1 : 0)); - writel(0xD0000000 | res.len, &msg->body[i++]); /* ResultList */ - writel(res.phys, &msg->body[i++]); + msg->body[i++] = cpu_to_le32(0xD0000000 | res.len); /* ResultList */ + msg->body[i++] = cpu_to_le32(res.phys); - writel(I2O_MESSAGE_SIZE(i + sizeof(struct i2o_message) / 4) | - SGL_OFFSET_5, &msg->u.head[0]); + msg->u.head[0] = + cpu_to_le32(I2O_MESSAGE_SIZE(i + sizeof(struct i2o_message) / 4) | + SGL_OFFSET_5); - rc = i2o_msg_post_wait_mem(c, m, 10, &res); + rc = i2o_msg_post_wait_mem(c, msg, 10, &res); /* This only looks like a memory leak - don't "fix" it. */ if (rc == -ETIMEDOUT) @@ -465,36 +464,7 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, memcpy(reslist, res.virt, res.len); i2o_dma_free(dev, &res); - /* Query failed */ - if (rc) - return rc; - /* - * Calculate number of bytes of Result LIST - * We need to loop through each Result BLOCK and grab the length - */ - restmp = res32 + 1; - len = 1; - for (i = 0; i < (res32[0] & 0X0000FFFF); i++) { - if (restmp[0] & 0x00FF0000) { /* BlockStatus != SUCCESS */ - printk(KERN_WARNING - "%s - Error:\n ErrorInfoSize = 0x%02x, " - "BlockStatus = 0x%02x, BlockSize = 0x%04x\n", - (cmd == - I2O_CMD_UTIL_PARAMS_SET) ? "PARAMS_SET" : - "PARAMS_GET", res32[1] >> 24, - (res32[1] >> 16) & 0xFF, res32[1] & 0xFFFF); - - /* - * If this is the only request,than we return an error - */ - if ((res32[0] & 0x0000FFFF) == 1) { - return -((res32[1] >> 16) & 0xFF); /* -BlockStatus */ - } - } - len += restmp[0] & 0x0000FFFF; /* Length of res BLOCK */ - restmp += restmp[0] & 0x0000FFFF; /* Skip to next BLOCK */ - } - return (len << 2); /* bytes used by result list */ + return rc; } /* @@ -503,28 +473,25 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, int i2o_parm_field_get(struct i2o_device *i2o_dev, int group, int field, void *buf, int buflen) { - u16 opblk[] = { 1, 0, I2O_PARAMS_FIELD_GET, group, 1, field }; + u32 opblk[] = { cpu_to_le32(0x00000001), + cpu_to_le32((u16) group << 16 | I2O_PARAMS_FIELD_GET), + cpu_to_le32((s16) field << 16 | 0x00000001) + }; u8 *resblk; /* 8 bytes for header */ - int size; - - if (field == -1) /* whole group */ - opblk[4] = -1; + int rc; resblk = kmalloc(buflen + 8, GFP_KERNEL | GFP_ATOMIC); if (!resblk) return -ENOMEM; - size = i2o_parm_issue(i2o_dev, I2O_CMD_UTIL_PARAMS_GET, opblk, - sizeof(opblk), resblk, buflen + 8); + rc = i2o_parm_issue(i2o_dev, I2O_CMD_UTIL_PARAMS_GET, opblk, + sizeof(opblk), resblk, buflen + 8); memcpy(buf, resblk + 8, buflen); /* cut off header */ kfree(resblk); - if (size > buflen) - return buflen; - - return size; + return rc; } /* @@ -534,12 +501,12 @@ int i2o_parm_field_get(struct i2o_device *i2o_dev, int group, int field, * else return specific fields * ibuf contains fieldindexes * - * if oper == I2O_PARAMS_LIST_GET, get from specific rows - * if fieldcount == -1 return all fields + * if oper == I2O_PARAMS_LIST_GET, get from specific rows + * if fieldcount == -1 return all fields * ibuf contains rowcount, keyvalues - * else return specific fields + * else return specific fields * fieldcount is # of fieldindexes - * ibuf contains fieldindexes, rowcount, keyvalues + * ibuf contains fieldindexes, rowcount, keyvalues * * You could also use directly function i2o_issue_params(). */ diff --git a/drivers/message/i2o/driver.c b/drivers/message/i2o/driver.c index 0fb9c4e2ad4..64130227574 100644 --- a/drivers/message/i2o/driver.c +++ b/drivers/message/i2o/driver.c @@ -61,12 +61,10 @@ static int i2o_bus_match(struct device *dev, struct device_driver *drv) }; /* I2O bus type */ -extern struct device_attribute i2o_device_attrs[]; - struct bus_type i2o_bus_type = { .name = "i2o", .match = i2o_bus_match, - .dev_attrs = i2o_device_attrs, + .dev_attrs = i2o_device_attrs }; /** @@ -219,14 +217,14 @@ int i2o_driver_dispatch(struct i2o_controller *c, u32 m) /* cut of header from message size (in 32-bit words) */ size = (le32_to_cpu(msg->u.head[0]) >> 16) - 5; - evt = kmalloc(size * 4 + sizeof(*evt), GFP_ATOMIC | __GFP_ZERO); + evt = kzalloc(size * 4 + sizeof(*evt), GFP_ATOMIC); if (!evt) return -ENOMEM; evt->size = size; evt->tcntxt = le32_to_cpu(msg->u.s.tcntxt); evt->event_indicator = le32_to_cpu(msg->body[0]); - memcpy(&evt->tcntxt, &msg->u.s.tcntxt, size * 4); + memcpy(&evt->data, &msg->body[1], size * 4); list_for_each_entry_safe(dev, tmp, &c->devices, list) if (dev->lct_data.tid == tid) { @@ -349,12 +347,10 @@ int __init i2o_driver_init(void) osm_info("max drivers = %d\n", i2o_max_drivers); i2o_drivers = - kmalloc(i2o_max_drivers * sizeof(*i2o_drivers), GFP_KERNEL); + kzalloc(i2o_max_drivers * sizeof(*i2o_drivers), GFP_KERNEL); if (!i2o_drivers) return -ENOMEM; - memset(i2o_drivers, 0, i2o_max_drivers * sizeof(*i2o_drivers)); - rc = bus_register(&i2o_bus_type); if (rc < 0) diff --git a/drivers/message/i2o/exec-osm.c b/drivers/message/i2o/exec-osm.c index 9c339a2505b..9bb9859f6df 100644 --- a/drivers/message/i2o/exec-osm.c +++ b/drivers/message/i2o/exec-osm.c @@ -33,7 +33,7 @@ #include <linux/workqueue.h> #include <linux/string.h> #include <linux/slab.h> -#include <linux/sched.h> /* wait_event_interruptible_timeout() needs this */ +#include <linux/sched.h> /* wait_event_interruptible_timeout() needs this */ #include <asm/param.h> /* HZ */ #include "core.h" @@ -75,11 +75,9 @@ static struct i2o_exec_wait *i2o_exec_wait_alloc(void) { struct i2o_exec_wait *wait; - wait = kmalloc(sizeof(*wait), GFP_KERNEL); + wait = kzalloc(sizeof(*wait), GFP_KERNEL); if (!wait) - return ERR_PTR(-ENOMEM); - - memset(wait, 0, sizeof(*wait)); + return NULL; INIT_LIST_HEAD(&wait->list); @@ -114,13 +112,12 @@ static void i2o_exec_wait_free(struct i2o_exec_wait *wait) * Returns 0 on success, negative error code on timeout or positive error * code from reply. */ -int i2o_msg_post_wait_mem(struct i2o_controller *c, u32 m, unsigned long - timeout, struct i2o_dma *dma) +int i2o_msg_post_wait_mem(struct i2o_controller *c, struct i2o_message *msg, + unsigned long timeout, struct i2o_dma *dma) { DECLARE_WAIT_QUEUE_HEAD(wq); struct i2o_exec_wait *wait; static u32 tcntxt = 0x80000000; - struct i2o_message __iomem *msg = i2o_msg_in_to_virt(c, m); int rc = 0; wait = i2o_exec_wait_alloc(); @@ -138,15 +135,15 @@ int i2o_msg_post_wait_mem(struct i2o_controller *c, u32 m, unsigned long * We will only use transaction contexts >= 0x80000000 for POST WAIT, * so we could find a POST WAIT reply easier in the reply handler. */ - writel(i2o_exec_driver.context, &msg->u.s.icntxt); + msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); wait->tcntxt = tcntxt++; - writel(wait->tcntxt, &msg->u.s.tcntxt); + msg->u.s.tcntxt = cpu_to_le32(wait->tcntxt); /* * Post the message to the controller. At some point later it will * return. If we time out before it returns then complete will be zero. */ - i2o_msg_post(c, m); + i2o_msg_post(c, msg); if (!wait->complete) { wait->wq = &wq; @@ -266,13 +263,14 @@ static int i2o_msg_post_wait_complete(struct i2o_controller *c, u32 m, * * Returns number of bytes printed into buffer. */ -static ssize_t i2o_exec_show_vendor_id(struct device *d, struct device_attribute *attr, char *buf) +static ssize_t i2o_exec_show_vendor_id(struct device *d, + struct device_attribute *attr, char *buf) { struct i2o_device *dev = to_i2o_device(d); u16 id; - if (i2o_parm_field_get(dev, 0x0000, 0, &id, 2)) { - sprintf(buf, "0x%04x", id); + if (!i2o_parm_field_get(dev, 0x0000, 0, &id, 2)) { + sprintf(buf, "0x%04x", le16_to_cpu(id)); return strlen(buf) + 1; } @@ -286,13 +284,15 @@ static ssize_t i2o_exec_show_vendor_id(struct device *d, struct device_attribute * * Returns number of bytes printed into buffer. */ -static ssize_t i2o_exec_show_product_id(struct device *d, struct device_attribute *attr, char *buf) +static ssize_t i2o_exec_show_product_id(struct device *d, + struct device_attribute *attr, + char *buf) { struct i2o_device *dev = to_i2o_device(d); u16 id; - if (i2o_parm_field_get(dev, 0x0000, 1, &id, 2)) { - sprintf(buf, "0x%04x", id); + if (!i2o_parm_field_get(dev, 0x0000, 1, &id, 2)) { + sprintf(buf, "0x%04x", le16_to_cpu(id)); return strlen(buf) + 1; } @@ -362,7 +362,9 @@ static void i2o_exec_lct_modified(struct i2o_controller *c) if (i2o_device_parse_lct(c) != -EAGAIN) change_ind = c->lct->change_ind + 1; +#ifdef CONFIG_I2O_LCT_NOTIFY_ON_CHANGES i2o_exec_lct_notify(c, change_ind); +#endif }; /** @@ -385,23 +387,22 @@ static int i2o_exec_reply(struct i2o_controller *c, u32 m, u32 context; if (le32_to_cpu(msg->u.head[0]) & MSG_FAIL) { + struct i2o_message __iomem *pmsg; + u32 pm; + /* * If Fail bit is set we must take the transaction context of * the preserved message to find the right request again. */ - struct i2o_message __iomem *pmsg; - u32 pm; pm = le32_to_cpu(msg->body[3]); - pmsg = i2o_msg_in_to_virt(c, pm); + context = readl(&pmsg->u.s.tcntxt); i2o_report_status(KERN_INFO, "i2o_core", msg); - context = readl(&pmsg->u.s.tcntxt); - /* Release the preserved msg */ - i2o_msg_nop(c, pm); + i2o_msg_nop_mfa(c, pm); } else context = le32_to_cpu(msg->u.s.tcntxt); @@ -462,25 +463,26 @@ static void i2o_exec_event(struct i2o_event *evt) */ int i2o_exec_lct_get(struct i2o_controller *c) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; int i = 0; int rc = -EAGAIN; for (i = 1; i <= I2O_LCT_GET_TRIES; i++) { - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; - - writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6, &msg->u.head[0]); - writel(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(0xffffffff, &msg->body[0]); - writel(0x00000000, &msg->body[1]); - writel(0xd0000000 | c->dlct.len, &msg->body[2]); - writel(c->dlct.phys, &msg->body[3]); - - rc = i2o_msg_post_wait(c, m, I2O_TIMEOUT_LCT_GET); + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); + + msg->u.head[0] = + cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->body[0] = cpu_to_le32(0xffffffff); + msg->body[1] = cpu_to_le32(0x00000000); + msg->body[2] = cpu_to_le32(0xd0000000 | c->dlct.len); + msg->body[3] = cpu_to_le32(c->dlct.phys); + + rc = i2o_msg_post_wait(c, msg, I2O_TIMEOUT_LCT_GET); if (rc < 0) break; @@ -506,29 +508,29 @@ static int i2o_exec_lct_notify(struct i2o_controller *c, u32 change_ind) { i2o_status_block *sb = c->status_block.virt; struct device *dev; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; dev = &c->pdev->dev; - if (i2o_dma_realloc(dev, &c->dlct, sb->expected_lct_size, GFP_KERNEL)) + if (i2o_dma_realloc + (dev, &c->dlct, le32_to_cpu(sb->expected_lct_size), GFP_KERNEL)) return -ENOMEM; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; - - writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6, &msg->u.head[0]); - writel(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_exec_driver.context, &msg->u.s.icntxt); - writel(0, &msg->u.s.tcntxt); /* FIXME */ - writel(0xffffffff, &msg->body[0]); - writel(change_ind, &msg->body[1]); - writel(0xd0000000 | c->dlct.len, &msg->body[2]); - writel(c->dlct.phys, &msg->body[3]); - - i2o_msg_post(c, m); + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); + + msg->u.head[0] = cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6); + msg->u.head[1] = cpu_to_le32(I2O_CMD_LCT_NOTIFY << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); + msg->u.s.tcntxt = cpu_to_le32(0x00000000); + msg->body[0] = cpu_to_le32(0xffffffff); + msg->body[1] = cpu_to_le32(change_ind); + msg->body[2] = cpu_to_le32(0xd0000000 | c->dlct.len); + msg->body[3] = cpu_to_le32(c->dlct.phys); + + i2o_msg_post(c, msg); return 0; }; diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c index f283b5bafdd..5b1febed313 100644 --- a/drivers/message/i2o/i2o_block.c +++ b/drivers/message/i2o/i2o_block.c @@ -59,10 +59,12 @@ #include <linux/blkdev.h> #include <linux/hdreg.h> +#include <scsi/scsi.h> + #include "i2o_block.h" #define OSM_NAME "block-osm" -#define OSM_VERSION "1.287" +#define OSM_VERSION "1.325" #define OSM_DESCRIPTION "I2O Block Device OSM" static struct i2o_driver i2o_block_driver; @@ -130,20 +132,20 @@ static int i2o_block_remove(struct device *dev) */ static int i2o_block_device_flush(struct i2o_device *dev) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_BLOCK_CFLUSH << 24 | HOST_TID << 12 | dev->lct_data.tid, - &msg->u.head[1]); - writel(60 << 16, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_BLOCK_CFLUSH << 24 | HOST_TID << 12 | dev-> + lct_data.tid); + msg->body[0] = cpu_to_le32(60 << 16); osm_debug("Flushing...\n"); - return i2o_msg_post_wait(dev->iop, m, 60); + return i2o_msg_post_wait(dev->iop, msg, 60); }; /** @@ -181,21 +183,21 @@ static int i2o_block_issue_flush(request_queue_t * queue, struct gendisk *disk, */ static int i2o_block_device_mount(struct i2o_device *dev, u32 media_id) { - struct i2o_message __iomem *msg; - u32 m; - - m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; - - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_BLOCK_MMOUNT << 24 | HOST_TID << 12 | dev->lct_data.tid, - &msg->u.head[1]); - writel(-1, &msg->body[0]); - writel(0, &msg->body[1]); + struct i2o_message *msg; + + msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); + + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_BLOCK_MMOUNT << 24 | HOST_TID << 12 | dev-> + lct_data.tid); + msg->body[0] = cpu_to_le32(-1); + msg->body[1] = cpu_to_le32(0x00000000); osm_debug("Mounting...\n"); - return i2o_msg_post_wait(dev->iop, m, 2); + return i2o_msg_post_wait(dev->iop, msg, 2); }; /** @@ -210,20 +212,20 @@ static int i2o_block_device_mount(struct i2o_device *dev, u32 media_id) */ static int i2o_block_device_lock(struct i2o_device *dev, u32 media_id) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg) == I2O_QUEUE_EMPTY) + return PTR_ERR(msg); - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_BLOCK_MLOCK << 24 | HOST_TID << 12 | dev->lct_data.tid, - &msg->u.head[1]); - writel(-1, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_BLOCK_MLOCK << 24 | HOST_TID << 12 | dev-> + lct_data.tid); + msg->body[0] = cpu_to_le32(-1); osm_debug("Locking...\n"); - return i2o_msg_post_wait(dev->iop, m, 2); + return i2o_msg_post_wait(dev->iop, msg, 2); }; /** @@ -238,20 +240,20 @@ static int i2o_block_device_lock(struct i2o_device *dev, u32 media_id) */ static int i2o_block_device_unlock(struct i2o_device *dev, u32 media_id) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(dev->iop, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(dev->iop, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_BLOCK_MUNLOCK << 24 | HOST_TID << 12 | dev->lct_data.tid, - &msg->u.head[1]); - writel(media_id, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_BLOCK_MUNLOCK << 24 | HOST_TID << 12 | dev-> + lct_data.tid); + msg->body[0] = cpu_to_le32(media_id); osm_debug("Unlocking...\n"); - return i2o_msg_post_wait(dev->iop, m, 2); + return i2o_msg_post_wait(dev->iop, msg, 2); }; /** @@ -267,21 +269,21 @@ static int i2o_block_device_power(struct i2o_block_device *dev, u8 op) { struct i2o_device *i2o_dev = dev->i2o_dev; struct i2o_controller *c = i2o_dev->iop; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; int rc; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_BLOCK_POWER << 24 | HOST_TID << 12 | i2o_dev->lct_data. - tid, &msg->u.head[1]); - writel(op << 24, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_BLOCK_POWER << 24 | HOST_TID << 12 | i2o_dev-> + lct_data.tid); + msg->body[0] = cpu_to_le32(op << 24); osm_debug("Power...\n"); - rc = i2o_msg_post_wait(c, m, 60); + rc = i2o_msg_post_wait(c, msg, 60); if (!rc) dev->power = op; @@ -331,7 +333,7 @@ static inline void i2o_block_request_free(struct i2o_block_request *ireq) */ static inline int i2o_block_sglist_alloc(struct i2o_controller *c, struct i2o_block_request *ireq, - u32 __iomem ** mptr) + u32 ** mptr) { int nents; enum dma_data_direction direction; @@ -466,7 +468,7 @@ static void i2o_block_end_request(struct request *req, int uptodate, spin_lock_irqsave(q->queue_lock, flags); - end_that_request_last(req); + end_that_request_last(req, uptodate); if (likely(dev)) { dev->open_queue_depth--; @@ -745,10 +747,9 @@ static int i2o_block_transfer(struct request *req) struct i2o_block_device *dev = req->rq_disk->private_data; struct i2o_controller *c; int tid = dev->i2o_dev->lct_data.tid; - struct i2o_message __iomem *msg; - u32 __iomem *mptr; + struct i2o_message *msg; + u32 *mptr; struct i2o_block_request *ireq = req->special; - u32 m; u32 tcntxt; u32 sgl_offset = SGL_OFFSET_8; u32 ctl_flags = 0x00000000; @@ -763,9 +764,9 @@ static int i2o_block_transfer(struct request *req) c = dev->i2o_dev->iop; - m = i2o_msg_get(c, &msg); - if (m == I2O_QUEUE_EMPTY) { - rc = -EBUSY; + msg = i2o_msg_get(c); + if (IS_ERR(msg)) { + rc = PTR_ERR(msg); goto exit; } @@ -775,8 +776,8 @@ static int i2o_block_transfer(struct request *req) goto nop_msg; } - writel(i2o_block_driver.context, &msg->u.s.icntxt); - writel(tcntxt, &msg->u.s.tcntxt); + msg->u.s.icntxt = cpu_to_le32(i2o_block_driver.context); + msg->u.s.tcntxt = cpu_to_le32(tcntxt); mptr = &msg->body[0]; @@ -834,11 +835,11 @@ static int i2o_block_transfer(struct request *req) sgl_offset = SGL_OFFSET_12; - writel(I2O_CMD_PRIVATE << 24 | HOST_TID << 12 | tid, - &msg->u.head[1]); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_PRIVATE << 24 | HOST_TID << 12 | tid); - writel(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC, mptr++); - writel(tid, mptr++); + *mptr++ = cpu_to_le32(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC); + *mptr++ = cpu_to_le32(tid); /* * ENABLE_DISCONNECT @@ -846,29 +847,31 @@ static int i2o_block_transfer(struct request *req) * RETURN_SENSE_DATA_IN_REPLY_MESSAGE_FRAME */ if (rq_data_dir(req) == READ) { - cmd[0] = 0x28; + cmd[0] = READ_10; scsi_flags = 0x60a0000a; } else { - cmd[0] = 0x2A; + cmd[0] = WRITE_10; scsi_flags = 0xa0a0000a; } - writel(scsi_flags, mptr++); + *mptr++ = cpu_to_le32(scsi_flags); *((u32 *) & cmd[2]) = cpu_to_be32(req->sector * hwsec); *((u16 *) & cmd[7]) = cpu_to_be16(req->nr_sectors * hwsec); - memcpy_toio(mptr, cmd, 10); + memcpy(mptr, cmd, 10); mptr += 4; - writel(req->nr_sectors << KERNEL_SECTOR_SHIFT, mptr++); + *mptr++ = cpu_to_le32(req->nr_sectors << KERNEL_SECTOR_SHIFT); } else #endif { - writel(cmd | HOST_TID << 12 | tid, &msg->u.head[1]); - writel(ctl_flags, mptr++); - writel(req->nr_sectors << KERNEL_SECTOR_SHIFT, mptr++); - writel((u32) (req->sector << KERNEL_SECTOR_SHIFT), mptr++); - writel(req->sector >> (32 - KERNEL_SECTOR_SHIFT), mptr++); + msg->u.head[1] = cpu_to_le32(cmd | HOST_TID << 12 | tid); + *mptr++ = cpu_to_le32(ctl_flags); + *mptr++ = cpu_to_le32(req->nr_sectors << KERNEL_SECTOR_SHIFT); + *mptr++ = + cpu_to_le32((u32) (req->sector << KERNEL_SECTOR_SHIFT)); + *mptr++ = + cpu_to_le32(req->sector >> (32 - KERNEL_SECTOR_SHIFT)); } if (!i2o_block_sglist_alloc(c, ireq, &mptr)) { @@ -876,13 +879,13 @@ static int i2o_block_transfer(struct request *req) goto context_remove; } - writel(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | - sgl_offset, &msg->u.head[0]); + msg->u.head[0] = + cpu_to_le32(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | sgl_offset); list_add_tail(&ireq->queue, &dev->open_queue); dev->open_queue_depth++; - i2o_msg_post(c, m); + i2o_msg_post(c, msg); return 0; @@ -890,7 +893,7 @@ static int i2o_block_transfer(struct request *req) i2o_cntxt_list_remove(c, req); nop_msg: - i2o_msg_nop(c, m); + i2o_msg_nop(c, msg); exit: return rc; @@ -978,13 +981,12 @@ static struct i2o_block_device *i2o_block_device_alloc(void) struct request_queue *queue; int rc; - dev = kmalloc(sizeof(*dev), GFP_KERNEL); + dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!dev) { osm_err("Insufficient memory to allocate I2O Block disk.\n"); rc = -ENOMEM; goto exit; } - memset(dev, 0, sizeof(*dev)); INIT_LIST_HEAD(&dev->open_queue); spin_lock_init(&dev->lock); @@ -1049,8 +1051,8 @@ static int i2o_block_probe(struct device *dev) int rc; u64 size; u32 blocksize; - u32 flags, status; u16 body_size = 4; + u16 power; unsigned short max_sectors; #ifdef CONFIG_I2O_EXT_ADAPTEC @@ -1108,22 +1110,20 @@ static int i2o_block_probe(struct device *dev) * Ask for the current media data. If that isn't supported * then we ask for the device capacity data */ - if (i2o_parm_field_get(i2o_dev, 0x0004, 1, &blocksize, 4) || - i2o_parm_field_get(i2o_dev, 0x0000, 3, &blocksize, 4)) { - blk_queue_hardsect_size(queue, blocksize); + if (!i2o_parm_field_get(i2o_dev, 0x0004, 1, &blocksize, 4) || + !i2o_parm_field_get(i2o_dev, 0x0000, 3, &blocksize, 4)) { + blk_queue_hardsect_size(queue, le32_to_cpu(blocksize)); } else osm_warn("unable to get blocksize of %s\n", gd->disk_name); - if (i2o_parm_field_get(i2o_dev, 0x0004, 0, &size, 8) || - i2o_parm_field_get(i2o_dev, 0x0000, 4, &size, 8)) { - set_capacity(gd, size >> KERNEL_SECTOR_SHIFT); + if (!i2o_parm_field_get(i2o_dev, 0x0004, 0, &size, 8) || + !i2o_parm_field_get(i2o_dev, 0x0000, 4, &size, 8)) { + set_capacity(gd, le64_to_cpu(size) >> KERNEL_SECTOR_SHIFT); } else osm_warn("could not get size of %s\n", gd->disk_name); - if (!i2o_parm_field_get(i2o_dev, 0x0000, 2, &i2o_blk_dev->power, 2)) - i2o_blk_dev->power = 0; - i2o_parm_field_get(i2o_dev, 0x0000, 5, &flags, 4); - i2o_parm_field_get(i2o_dev, 0x0000, 6, &status, 4); + if (!i2o_parm_field_get(i2o_dev, 0x0000, 2, &power, 2)) + i2o_blk_dev->power = power; i2o_event_register(i2o_dev, &i2o_block_driver, 0, 0xffffffff); diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c index 3c3a7abebb1..89daf67b764 100644 --- a/drivers/message/i2o/i2o_config.c +++ b/drivers/message/i2o/i2o_config.c @@ -36,12 +36,12 @@ #include <asm/uaccess.h> -#include "core.h" - #define SG_TABLESIZE 30 -static int i2o_cfg_ioctl(struct inode *inode, struct file *fp, unsigned int cmd, - unsigned long arg); +extern int i2o_parm_issue(struct i2o_device *, int, void *, int, void *, int); + +static int i2o_cfg_ioctl(struct inode *, struct file *, unsigned int, + unsigned long); static spinlock_t i2o_config_lock; @@ -230,8 +230,7 @@ static int i2o_cfg_swdl(unsigned long arg) struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; unsigned char maxfrag = 0, curfrag = 1; struct i2o_dma buffer; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; unsigned int status = 0, swlen = 0, fragsize = 8192; struct i2o_controller *c; @@ -257,31 +256,34 @@ static int i2o_cfg_swdl(unsigned long arg) if (!c) return -ENXIO; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { - i2o_msg_nop(c, m); + i2o_msg_nop(c, msg); return -ENOMEM; } __copy_from_user(buffer.virt, kxfer.buf, fragsize); - writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_7, &msg->u.head[0]); - writel(I2O_CMD_SW_DOWNLOAD << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(0, &msg->u.head[3]); - writel((((u32) kxfer.flags) << 24) | (((u32) kxfer.sw_type) << 16) | - (((u32) maxfrag) << 8) | (((u32) curfrag)), &msg->body[0]); - writel(swlen, &msg->body[1]); - writel(kxfer.sw_id, &msg->body[2]); - writel(0xD0000000 | fragsize, &msg->body[3]); - writel(buffer.phys, &msg->body[4]); + msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_7); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SW_DOWNLOAD << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); + msg->u.head[3] = cpu_to_le32(0); + msg->body[0] = + cpu_to_le32((((u32) kxfer.flags) << 24) | (((u32) kxfer. + sw_type) << 16) | + (((u32) maxfrag) << 8) | (((u32) curfrag))); + msg->body[1] = cpu_to_le32(swlen); + msg->body[2] = cpu_to_le32(kxfer.sw_id); + msg->body[3] = cpu_to_le32(0xD0000000 | fragsize); + msg->body[4] = cpu_to_le32(buffer.phys); osm_debug("swdl frag %d/%d (size %d)\n", curfrag, maxfrag, fragsize); - status = i2o_msg_post_wait_mem(c, m, 60, &buffer); + status = i2o_msg_post_wait_mem(c, msg, 60, &buffer); if (status != -ETIMEDOUT) i2o_dma_free(&c->pdev->dev, &buffer); @@ -302,8 +304,7 @@ static int i2o_cfg_swul(unsigned long arg) struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; unsigned char maxfrag = 0, curfrag = 1; struct i2o_dma buffer; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; unsigned int status = 0, swlen = 0, fragsize = 8192; struct i2o_controller *c; int ret = 0; @@ -330,30 +331,30 @@ static int i2o_cfg_swul(unsigned long arg) if (!c) return -ENXIO; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { - i2o_msg_nop(c, m); + i2o_msg_nop(c, msg); return -ENOMEM; } - writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_7, &msg->u.head[0]); - writel(I2O_CMD_SW_UPLOAD << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(0, &msg->u.head[3]); - writel((u32) kxfer.flags << 24 | (u32) kxfer. - sw_type << 16 | (u32) maxfrag << 8 | (u32) curfrag, - &msg->body[0]); - writel(swlen, &msg->body[1]); - writel(kxfer.sw_id, &msg->body[2]); - writel(0xD0000000 | fragsize, &msg->body[3]); - writel(buffer.phys, &msg->body[4]); + msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_7); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SW_UPLOAD << 24 | HOST_TID << 12 | ADAPTER_TID); + msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); + msg->u.head[3] = cpu_to_le32(0); + msg->body[0] = + cpu_to_le32((u32) kxfer.flags << 24 | (u32) kxfer. + sw_type << 16 | (u32) maxfrag << 8 | (u32) curfrag); + msg->body[1] = cpu_to_le32(swlen); + msg->body[2] = cpu_to_le32(kxfer.sw_id); + msg->body[3] = cpu_to_le32(0xD0000000 | fragsize); + msg->body[4] = cpu_to_le32(buffer.phys); osm_debug("swul frag %d/%d (size %d)\n", curfrag, maxfrag, fragsize); - status = i2o_msg_post_wait_mem(c, m, 60, &buffer); + status = i2o_msg_post_wait_mem(c, msg, 60, &buffer); if (status != I2O_POST_WAIT_OK) { if (status != -ETIMEDOUT) @@ -380,8 +381,7 @@ static int i2o_cfg_swdel(unsigned long arg) struct i2o_controller *c; struct i2o_sw_xfer kxfer; struct i2o_sw_xfer __user *pxfer = (struct i2o_sw_xfer __user *)arg; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; unsigned int swlen; int token; @@ -395,21 +395,21 @@ static int i2o_cfg_swdel(unsigned long arg) if (!c) return -ENXIO; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(SEVEN_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_SW_REMOVE << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(0, &msg->u.head[3]); - writel((u32) kxfer.flags << 24 | (u32) kxfer.sw_type << 16, - &msg->body[0]); - writel(swlen, &msg->body[1]); - writel(kxfer.sw_id, &msg->body[2]); + msg->u.head[0] = cpu_to_le32(SEVEN_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SW_REMOVE << 24 | HOST_TID << 12 | ADAPTER_TID); + msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); + msg->u.head[3] = cpu_to_le32(0); + msg->body[0] = + cpu_to_le32((u32) kxfer.flags << 24 | (u32) kxfer.sw_type << 16); + msg->body[1] = cpu_to_le32(swlen); + msg->body[2] = cpu_to_le32(kxfer.sw_id); - token = i2o_msg_post_wait(c, m, 10); + token = i2o_msg_post_wait(c, msg, 10); if (token != I2O_POST_WAIT_OK) { osm_info("swdel failed, DetailedStatus = %d\n", token); @@ -423,25 +423,24 @@ static int i2o_cfg_validate(unsigned long arg) { int token; int iop = (int)arg; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; struct i2o_controller *c; c = i2o_find_iop(iop); if (!c) return -ENXIO; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_CONFIG_VALIDATE << 24 | HOST_TID << 12 | iop, - &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(0, &msg->u.head[3]); + msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_CONFIG_VALIDATE << 24 | HOST_TID << 12 | iop); + msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); + msg->u.head[3] = cpu_to_le32(0); - token = i2o_msg_post_wait(c, m, 10); + token = i2o_msg_post_wait(c, msg, 10); if (token != I2O_POST_WAIT_OK) { osm_info("Can't validate configuration, ErrorStatus = %d\n", @@ -454,8 +453,7 @@ static int i2o_cfg_validate(unsigned long arg) static int i2o_cfg_evt_reg(unsigned long arg, struct file *fp) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; struct i2o_evt_id __user *pdesc = (struct i2o_evt_id __user *)arg; struct i2o_evt_id kdesc; struct i2o_controller *c; @@ -474,18 +472,19 @@ static int i2o_cfg_evt_reg(unsigned long arg, struct file *fp) if (!d) return -ENODEV; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | kdesc.tid, - &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(i2o_cntxt_list_add(c, fp->private_data), &msg->u.head[3]); - writel(kdesc.evt_mask, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | + kdesc.tid); + msg->u.head[2] = cpu_to_le32(i2o_config_driver.context); + msg->u.head[3] = cpu_to_le32(i2o_cntxt_list_add(c, fp->private_data)); + msg->body[0] = cpu_to_le32(kdesc.evt_mask); - i2o_msg_post(c, m); + i2o_msg_post(c, msg); return 0; } @@ -537,7 +536,6 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, u32 sg_index = 0; i2o_status_block *sb; struct i2o_message *msg; - u32 m; unsigned int iop; cmd = (struct i2o_cmd_passthru32 __user *)arg; @@ -553,7 +551,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, return -ENXIO; } - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); sb = c->status_block.virt; @@ -585,19 +583,15 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, reply_size >>= 16; reply_size <<= 2; - reply = kmalloc(reply_size, GFP_KERNEL); + reply = kzalloc(reply_size, GFP_KERNEL); if (!reply) { printk(KERN_WARNING "%s: Could not allocate reply buffer\n", c->name); return -ENOMEM; } - memset(reply, 0, reply_size); sg_offset = (msg->u.head[0] >> 4) & 0x0f; - writel(i2o_config_driver.context, &msg->u.s.icntxt); - writel(i2o_cntxt_list_add(c, reply), &msg->u.s.tcntxt); - memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); if (sg_offset) { struct sg_simple_element *sg; @@ -631,7 +625,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, goto cleanup; } sg_size = sg[i].flag_count & 0xffffff; - p = &(sg_list[sg_index++]); + p = &(sg_list[sg_index]); /* Allocate memory for the transfer */ if (i2o_dma_alloc (&c->pdev->dev, p, sg_size, @@ -642,6 +636,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, rcode = -ENOMEM; goto sg_list_cleanup; } + sg_index++; /* Copy in the user's SG buffer if necessary */ if (sg[i]. flag_count & 0x04000000 /*I2O_SGL_FLAGS_DIR */ ) { @@ -662,9 +657,11 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, } } - rcode = i2o_msg_post_wait(c, m, 60); - if (rcode) + rcode = i2o_msg_post_wait(c, msg, 60); + if (rcode) { + reply[4] = ((u32) rcode) << 24; goto sg_list_cleanup; + } if (sg_offset) { u32 msg[I2O_OUTBOUND_MSG_FRAME_SIZE]; @@ -714,6 +711,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, } } + sg_list_cleanup: /* Copy back the reply to user space */ if (reply_size) { // we wrote our own values for context - now restore the user supplied ones @@ -731,7 +729,6 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, } } - sg_list_cleanup: for (i = 0; i < sg_index; i++) i2o_dma_free(&c->pdev->dev, &sg_list[i]); @@ -780,8 +777,7 @@ static int i2o_cfg_passthru(unsigned long arg) u32 i = 0; void *p = NULL; i2o_status_block *sb; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; unsigned int iop; if (get_user(iop, &cmd->iop) || get_user(user_msg, &cmd->msg)) @@ -793,7 +789,7 @@ static int i2o_cfg_passthru(unsigned long arg) return -ENXIO; } - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); sb = c->status_block.virt; @@ -820,19 +816,15 @@ static int i2o_cfg_passthru(unsigned long arg) reply_size >>= 16; reply_size <<= 2; - reply = kmalloc(reply_size, GFP_KERNEL); + reply = kzalloc(reply_size, GFP_KERNEL); if (!reply) { printk(KERN_WARNING "%s: Could not allocate reply buffer\n", c->name); return -ENOMEM; } - memset(reply, 0, reply_size); sg_offset = (msg->u.head[0] >> 4) & 0x0f; - writel(i2o_config_driver.context, &msg->u.s.icntxt); - writel(i2o_cntxt_list_add(c, reply), &msg->u.s.tcntxt); - memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); if (sg_offset) { struct sg_simple_element *sg; @@ -894,9 +886,11 @@ static int i2o_cfg_passthru(unsigned long arg) } } - rcode = i2o_msg_post_wait(c, m, 60); - if (rcode) + rcode = i2o_msg_post_wait(c, msg, 60); + if (rcode) { + reply[4] = ((u32) rcode) << 24; goto sg_list_cleanup; + } if (sg_offset) { u32 msg[128]; @@ -946,6 +940,7 @@ static int i2o_cfg_passthru(unsigned long arg) } } + sg_list_cleanup: /* Copy back the reply to user space */ if (reply_size) { // we wrote our own values for context - now restore the user supplied ones @@ -962,7 +957,6 @@ static int i2o_cfg_passthru(unsigned long arg) } } - sg_list_cleanup: for (i = 0; i < sg_index; i++) kfree(sg_list[i]); diff --git a/drivers/message/i2o/i2o_lan.h b/drivers/message/i2o/i2o_lan.h index 561d63304d7..6502b817df5 100644 --- a/drivers/message/i2o/i2o_lan.h +++ b/drivers/message/i2o/i2o_lan.h @@ -103,14 +103,14 @@ #define I2O_LAN_DSC_SUSPENDED 0x11 struct i2o_packet_info { - u32 offset : 24; - u32 flags : 8; - u32 len : 24; - u32 status : 8; + u32 offset:24; + u32 flags:8; + u32 len:24; + u32 status:8; }; struct i2o_bucket_descriptor { - u32 context; /* FIXME: 64bit support */ + u32 context; /* FIXME: 64bit support */ struct i2o_packet_info packet_info[1]; }; @@ -127,14 +127,14 @@ struct i2o_lan_local { u8 unit; struct i2o_device *i2o_dev; - struct fddi_statistics stats; /* see also struct net_device_stats */ - unsigned short (*type_trans)(struct sk_buff *, struct net_device *); - atomic_t buckets_out; /* nbr of unused buckets on DDM */ - atomic_t tx_out; /* outstanding TXes */ - u8 tx_count; /* packets in one TX message frame */ - u16 tx_max_out; /* DDM's Tx queue len */ - u8 sgl_max; /* max SGLs in one message frame */ - u32 m; /* IOP address of the batch msg frame */ + struct fddi_statistics stats; /* see also struct net_device_stats */ + unsigned short (*type_trans) (struct sk_buff *, struct net_device *); + atomic_t buckets_out; /* nbr of unused buckets on DDM */ + atomic_t tx_out; /* outstanding TXes */ + u8 tx_count; /* packets in one TX message frame */ + u16 tx_max_out; /* DDM's Tx queue len */ + u8 sgl_max; /* max SGLs in one message frame */ + u32 m; /* IOP address of the batch msg frame */ struct work_struct i2o_batch_send_task; int send_active; @@ -144,16 +144,16 @@ struct i2o_lan_local { spinlock_t tx_lock; - u32 max_size_mc_table; /* max number of multicast addresses */ + u32 max_size_mc_table; /* max number of multicast addresses */ /* LAN OSM configurable parameters are here: */ - u16 max_buckets_out; /* max nbr of buckets to send to DDM */ - u16 bucket_thresh; /* send more when this many used */ + u16 max_buckets_out; /* max nbr of buckets to send to DDM */ + u16 bucket_thresh; /* send more when this many used */ u16 rx_copybreak; - u8 tx_batch_mode; /* Set when using batch mode sends */ - u32 i2o_event_mask; /* To turn on interesting event flags */ + u8 tx_batch_mode; /* Set when using batch mode sends */ + u32 i2o_event_mask; /* To turn on interesting event flags */ }; -#endif /* _I2O_LAN_H */ +#endif /* _I2O_LAN_H */ diff --git a/drivers/message/i2o/i2o_proc.c b/drivers/message/i2o/i2o_proc.c index d559a175836..2a0c42b8cda 100644 --- a/drivers/message/i2o/i2o_proc.c +++ b/drivers/message/i2o/i2o_proc.c @@ -28,7 +28,7 @@ */ #define OSM_NAME "proc-osm" -#define OSM_VERSION "1.145" +#define OSM_VERSION "1.316" #define OSM_DESCRIPTION "I2O ProcFS OSM" #define I2O_MAX_MODULES 4 diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c index 9f1744c3933..f9e5a23697a 100644 --- a/drivers/message/i2o/i2o_scsi.c +++ b/drivers/message/i2o/i2o_scsi.c @@ -70,7 +70,7 @@ #include <scsi/sg_request.h> #define OSM_NAME "scsi-osm" -#define OSM_VERSION "1.282" +#define OSM_VERSION "1.316" #define OSM_DESCRIPTION "I2O SCSI Peripheral OSM" static struct i2o_driver i2o_scsi_driver; @@ -113,7 +113,7 @@ static struct i2o_scsi_host *i2o_scsi_host_alloc(struct i2o_controller *c) list_for_each_entry(i2o_dev, &c->devices, list) if (i2o_dev->lct_data.class_id == I2O_CLASS_BUS_ADAPTER) { - if (i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1) + if (!i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1) && (type == 0x01)) /* SCSI bus */ max_channel++; } @@ -146,7 +146,7 @@ static struct i2o_scsi_host *i2o_scsi_host_alloc(struct i2o_controller *c) i = 0; list_for_each_entry(i2o_dev, &c->devices, list) if (i2o_dev->lct_data.class_id == I2O_CLASS_BUS_ADAPTER) { - if (i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1) + if (!i2o_parm_field_get(i2o_dev, 0x0000, 0, &type, 1) && (type == 0x01)) /* only SCSI bus */ i2o_shost->channel[i++] = i2o_dev; @@ -238,13 +238,15 @@ static int i2o_scsi_probe(struct device *dev) u8 type; struct i2o_device *d = i2o_shost->channel[0]; - if (i2o_parm_field_get(d, 0x0000, 0, &type, 1) + if (!i2o_parm_field_get(d, 0x0000, 0, &type, 1) && (type == 0x01)) /* SCSI bus */ - if (i2o_parm_field_get(d, 0x0200, 4, &id, 4)) { + if (!i2o_parm_field_get(d, 0x0200, 4, &id, 4)) { channel = 0; if (i2o_dev->lct_data.class_id == I2O_CLASS_RANDOM_BLOCK_STORAGE) - lun = i2o_shost->lun++; + lun = + cpu_to_le64(i2o_shost-> + lun++); else lun = 0; } @@ -253,10 +255,10 @@ static int i2o_scsi_probe(struct device *dev) break; case I2O_CLASS_SCSI_PERIPHERAL: - if (i2o_parm_field_get(i2o_dev, 0x0000, 3, &id, 4) < 0) + if (i2o_parm_field_get(i2o_dev, 0x0000, 3, &id, 4)) return -EFAULT; - if (i2o_parm_field_get(i2o_dev, 0x0000, 4, &lun, 8) < 0) + if (i2o_parm_field_get(i2o_dev, 0x0000, 4, &lun, 8)) return -EFAULT; parent = i2o_iop_find_device(c, i2o_dev->lct_data.parent_tid); @@ -281,20 +283,22 @@ static int i2o_scsi_probe(struct device *dev) return -EFAULT; } - if (id >= scsi_host->max_id) { - osm_warn("SCSI device id (%d) >= max_id of I2O host (%d)", id, - scsi_host->max_id); + if (le32_to_cpu(id) >= scsi_host->max_id) { + osm_warn("SCSI device id (%d) >= max_id of I2O host (%d)", + le32_to_cpu(id), scsi_host->max_id); return -EFAULT; } - if (lun >= scsi_host->max_lun) { - osm_warn("SCSI device id (%d) >= max_lun of I2O host (%d)", - (unsigned int)lun, scsi_host->max_lun); + 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", @@ -305,8 +309,9 @@ static int i2o_scsi_probe(struct device *dev) sysfs_create_link(&i2o_dev->device.kobj, &scsi_dev->sdev_gendev.kobj, "scsi"); - osm_info("device added (TID: %03x) channel: %d, id: %d, lun: %d\n", - i2o_dev->lct_data.tid, channel, id, (unsigned int)lun); + osm_info("device added (TID: %03x) channel: %d, id: %d, lun: %ld\n", + i2o_dev->lct_data.tid, channel, le32_to_cpu(id), + (long unsigned int)le64_to_cpu(lun)); return 0; }; @@ -510,8 +515,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, struct i2o_controller *c; struct i2o_device *i2o_dev; int tid; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; /* * ENABLE_DISCONNECT * SIMPLE_TAG @@ -519,7 +523,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, */ u32 scsi_flags = 0x20a00000; u32 sgl_offset; - u32 __iomem *mptr; + u32 *mptr; u32 cmd = I2O_CMD_SCSI_EXEC << 24; int rc = 0; @@ -576,8 +580,8 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, * throw it back to the scsi layer */ - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) { + msg = i2o_msg_get(c); + if (IS_ERR(msg)) { rc = SCSI_MLQUEUE_HOST_BUSY; goto exit; } @@ -617,16 +621,16 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, if (sgl_offset == SGL_OFFSET_10) sgl_offset = SGL_OFFSET_12; cmd = I2O_CMD_PRIVATE << 24; - writel(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC, mptr++); - writel(adpt_flags | tid, mptr++); + *mptr++ = cpu_to_le32(I2O_VENDOR_DPT << 16 | I2O_CMD_SCSI_EXEC); + *mptr++ = cpu_to_le32(adpt_flags | tid); } #endif - writel(cmd | HOST_TID << 12 | tid, &msg->u.head[1]); - writel(i2o_scsi_driver.context, &msg->u.s.icntxt); + msg->u.head[1] = cpu_to_le32(cmd | HOST_TID << 12 | tid); + msg->u.s.icntxt = cpu_to_le32(i2o_scsi_driver.context); /* We want the SCSI control block back */ - writel(i2o_cntxt_list_add(c, SCpnt), &msg->u.s.tcntxt); + msg->u.s.tcntxt = cpu_to_le32(i2o_cntxt_list_add(c, SCpnt)); /* LSI_920_PCI_QUIRK * @@ -649,15 +653,15 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, } */ - writel(scsi_flags | SCpnt->cmd_len, mptr++); + *mptr++ = cpu_to_le32(scsi_flags | SCpnt->cmd_len); /* Write SCSI command into the message - always 16 byte block */ - memcpy_toio(mptr, SCpnt->cmnd, 16); + memcpy(mptr, SCpnt->cmnd, 16); mptr += 4; if (sgl_offset != SGL_OFFSET_0) { /* write size of data addressed by SGL */ - writel(SCpnt->request_bufflen, mptr++); + *mptr++ = cpu_to_le32(SCpnt->request_bufflen); /* Now fill in the SGList and command */ if (SCpnt->use_sg) { @@ -676,11 +680,11 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, } /* Stick the headers on */ - writel(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | sgl_offset, - &msg->u.head[0]); + msg->u.head[0] = + cpu_to_le32(I2O_MESSAGE_SIZE(mptr - &msg->u.head[0]) | sgl_offset); /* Queue the message */ - i2o_msg_post(c, m); + i2o_msg_post(c, msg); osm_debug("Issued %ld\n", SCpnt->serial_number); @@ -688,7 +692,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, nomem: rc = -ENOMEM; - i2o_msg_nop(c, m); + i2o_msg_nop(c, msg); exit: return rc; @@ -709,8 +713,7 @@ static int i2o_scsi_abort(struct scsi_cmnd *SCpnt) { struct i2o_device *i2o_dev; struct i2o_controller *c; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; int tid; int status = FAILED; @@ -720,16 +723,16 @@ static int i2o_scsi_abort(struct scsi_cmnd *SCpnt) c = i2o_dev->iop; tid = i2o_dev->lct_data.tid; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) return SCSI_MLQUEUE_HOST_BUSY; - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_SCSI_ABORT << 24 | HOST_TID << 12 | tid, - &msg->u.head[1]); - writel(i2o_cntxt_list_get_ptr(c, SCpnt), &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SCSI_ABORT << 24 | HOST_TID << 12 | tid); + msg->body[0] = cpu_to_le32(i2o_cntxt_list_get_ptr(c, SCpnt)); - if (i2o_msg_post_wait(c, m, I2O_TIMEOUT_SCSI_SCB_ABORT)) + if (i2o_msg_post_wait(c, msg, I2O_TIMEOUT_SCSI_SCB_ABORT)) status = SUCCESS; return status; diff --git a/drivers/message/i2o/iop.c b/drivers/message/i2o/iop.c index 4eb53258842..49216744693 100644 --- a/drivers/message/i2o/iop.c +++ b/drivers/message/i2o/iop.c @@ -32,7 +32,7 @@ #include "core.h" #define OSM_NAME "i2o" -#define OSM_VERSION "1.288" +#define OSM_VERSION "1.325" #define OSM_DESCRIPTION "I2O subsystem" /* global I2O controller list */ @@ -47,27 +47,6 @@ static struct i2o_dma i2o_systab; static int i2o_hrt_get(struct i2o_controller *c); /** - * i2o_msg_nop - Returns a message which is not used - * @c: I2O controller from which the message was created - * @m: message which should be returned - * - * If you fetch a message via i2o_msg_get, and can't use it, you must - * return the message with this function. Otherwise the message frame - * is lost. - */ -void i2o_msg_nop(struct i2o_controller *c, u32 m) -{ - struct i2o_message __iomem *msg = i2o_msg_in_to_virt(c, m); - - writel(THREE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_UTIL_NOP << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(0, &msg->u.head[2]); - writel(0, &msg->u.head[3]); - i2o_msg_post(c, m); -}; - -/** * i2o_msg_get_wait - obtain an I2O message from the IOP * @c: I2O controller * @msg: pointer to a I2O message pointer @@ -81,22 +60,21 @@ void i2o_msg_nop(struct i2o_controller *c, u32 m) * address from the read port (see the i2o spec). If no message is * available returns I2O_QUEUE_EMPTY and msg is leaved untouched. */ -u32 i2o_msg_get_wait(struct i2o_controller *c, - struct i2o_message __iomem ** msg, int wait) +struct i2o_message *i2o_msg_get_wait(struct i2o_controller *c, int wait) { unsigned long timeout = jiffies + wait * HZ; - u32 m; + struct i2o_message *msg; - while ((m = i2o_msg_get(c, msg)) == I2O_QUEUE_EMPTY) { + while (IS_ERR(msg = i2o_msg_get(c))) { if (time_after(jiffies, timeout)) { osm_debug("%s: Timeout waiting for message frame.\n", c->name); - return I2O_QUEUE_EMPTY; + return ERR_PTR(-ETIMEDOUT); } schedule_timeout_uninterruptible(1); } - return m; + return msg; }; #if BITS_PER_LONG == 64 @@ -301,8 +279,7 @@ struct i2o_device *i2o_iop_find_device(struct i2o_controller *c, u16 tid) */ static int i2o_iop_quiesce(struct i2o_controller *c) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; i2o_status_block *sb = c->status_block.virt; int rc; @@ -313,16 +290,17 @@ static int i2o_iop_quiesce(struct i2o_controller *c) (sb->iop_state != ADAPTER_STATE_OPERATIONAL)) return 0; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_SYS_QUIESCE << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); + msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SYS_QUIESCE << 24 | HOST_TID << 12 | + ADAPTER_TID); /* Long timeout needed for quiesce if lots of devices */ - if ((rc = i2o_msg_post_wait(c, m, 240))) + if ((rc = i2o_msg_post_wait(c, msg, 240))) osm_info("%s: Unable to quiesce (status=%#x).\n", c->name, -rc); else osm_debug("%s: Quiesced.\n", c->name); @@ -342,8 +320,7 @@ static int i2o_iop_quiesce(struct i2o_controller *c) */ static int i2o_iop_enable(struct i2o_controller *c) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; i2o_status_block *sb = c->status_block.virt; int rc; @@ -353,16 +330,17 @@ static int i2o_iop_enable(struct i2o_controller *c) if (sb->iop_state != ADAPTER_STATE_READY) return -EINVAL; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_SYS_ENABLE << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); + msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SYS_ENABLE << 24 | HOST_TID << 12 | + ADAPTER_TID); /* How long of a timeout do we need? */ - if ((rc = i2o_msg_post_wait(c, m, 240))) + if ((rc = i2o_msg_post_wait(c, msg, 240))) osm_err("%s: Could not enable (status=%#x).\n", c->name, -rc); else osm_debug("%s: Enabled.\n", c->name); @@ -413,22 +391,22 @@ static inline void i2o_iop_enable_all(void) */ static int i2o_iop_clear(struct i2o_controller *c) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; int rc; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); /* Quiesce all IOPs first */ i2o_iop_quiesce_all(); - writel(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_ADAPTER_CLEAR << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); + msg->u.head[0] = cpu_to_le32(FOUR_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_ADAPTER_CLEAR << 24 | HOST_TID << 12 | + ADAPTER_TID); - if ((rc = i2o_msg_post_wait(c, m, 30))) + if ((rc = i2o_msg_post_wait(c, msg, 30))) osm_info("%s: Unable to clear (status=%#x).\n", c->name, -rc); else osm_debug("%s: Cleared.\n", c->name); @@ -446,13 +424,13 @@ static int i2o_iop_clear(struct i2o_controller *c) * Clear and (re)initialize IOP's outbound queue and post the message * frames to the IOP. * - * Returns 0 on success or a negative errno code on failure. + * Returns 0 on success or negative error code on failure. */ static int i2o_iop_init_outbound_queue(struct i2o_controller *c) { - volatile u8 *status = c->status.virt; u32 m; - struct i2o_message __iomem *msg; + volatile u8 *status = c->status.virt; + struct i2o_message *msg; ulong timeout; int i; @@ -460,23 +438,24 @@ static int i2o_iop_init_outbound_queue(struct i2o_controller *c) memset(c->status.virt, 0, 4); - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; - - writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6, &msg->u.head[0]); - writel(I2O_CMD_OUTBOUND_INIT << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_exec_driver.context, &msg->u.s.icntxt); - writel(0x00000000, &msg->u.s.tcntxt); - writel(PAGE_SIZE, &msg->body[0]); + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); + + msg->u.head[0] = cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_6); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_OUTBOUND_INIT << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); + msg->u.s.tcntxt = cpu_to_le32(0x00000000); + msg->body[0] = cpu_to_le32(PAGE_SIZE); /* Outbound msg frame size in words and Initcode */ - writel(I2O_OUTBOUND_MSG_FRAME_SIZE << 16 | 0x80, &msg->body[1]); - writel(0xd0000004, &msg->body[2]); - writel(i2o_dma_low(c->status.phys), &msg->body[3]); - writel(i2o_dma_high(c->status.phys), &msg->body[4]); + msg->body[1] = cpu_to_le32(I2O_OUTBOUND_MSG_FRAME_SIZE << 16 | 0x80); + msg->body[2] = cpu_to_le32(0xd0000004); + msg->body[3] = cpu_to_le32(i2o_dma_low(c->status.phys)); + msg->body[4] = cpu_to_le32(i2o_dma_high(c->status.phys)); - i2o_msg_post(c, m); + i2o_msg_post(c, msg); timeout = jiffies + I2O_TIMEOUT_INIT_OUTBOUND_QUEUE * HZ; while (*status <= I2O_CMD_IN_PROGRESS) { @@ -511,34 +490,34 @@ static int i2o_iop_init_outbound_queue(struct i2o_controller *c) static int i2o_iop_reset(struct i2o_controller *c) { volatile u8 *status = c->status.virt; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; unsigned long timeout; i2o_status_block *sb = c->status_block.virt; int rc = 0; osm_debug("%s: Resetting controller\n", c->name); - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); memset(c->status_block.virt, 0, 8); /* Quiesce all IOPs first */ i2o_iop_quiesce_all(); - writel(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_ADAPTER_RESET << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_exec_driver.context, &msg->u.s.icntxt); - writel(0, &msg->u.s.tcntxt); //FIXME: use reasonable transaction context - writel(0, &msg->body[0]); - writel(0, &msg->body[1]); - writel(i2o_dma_low(c->status.phys), &msg->body[2]); - writel(i2o_dma_high(c->status.phys), &msg->body[3]); + msg->u.head[0] = cpu_to_le32(EIGHT_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_ADAPTER_RESET << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); + msg->u.s.tcntxt = cpu_to_le32(0x00000000); + msg->body[0] = cpu_to_le32(0x00000000); + msg->body[1] = cpu_to_le32(0x00000000); + msg->body[2] = cpu_to_le32(i2o_dma_low(c->status.phys)); + msg->body[3] = cpu_to_le32(i2o_dma_high(c->status.phys)); - i2o_msg_post(c, m); + i2o_msg_post(c, msg); /* Wait for a reply */ timeout = jiffies + I2O_TIMEOUT_RESET * HZ; @@ -567,18 +546,15 @@ static int i2o_iop_reset(struct i2o_controller *c) osm_debug("%s: Reset in progress, waiting for reboot...\n", c->name); - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_RESET); - while (m == I2O_QUEUE_EMPTY) { + while (IS_ERR(msg = i2o_msg_get_wait(c, I2O_TIMEOUT_RESET))) { if (time_after(jiffies, timeout)) { osm_err("%s: IOP reset timeout.\n", c->name); - rc = -ETIMEDOUT; + rc = PTR_ERR(msg); goto exit; } schedule_timeout_uninterruptible(1); - - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_RESET); } - i2o_msg_nop(c, m); + i2o_msg_nop(c, msg); /* from here all quiesce commands are safe */ c->no_quiesce = 0; @@ -686,8 +662,7 @@ static int i2o_iop_activate(struct i2o_controller *c) */ static int i2o_iop_systab_set(struct i2o_controller *c) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; i2o_status_block *sb = c->status_block.virt; struct device *dev = &c->pdev->dev; struct resource *root; @@ -735,41 +710,38 @@ static int i2o_iop_systab_set(struct i2o_controller *c) } } - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); i2o_systab.phys = dma_map_single(dev, i2o_systab.virt, i2o_systab.len, PCI_DMA_TODEVICE); if (!i2o_systab.phys) { - i2o_msg_nop(c, m); + i2o_msg_nop(c, msg); return -ENOMEM; } - writel(I2O_MESSAGE_SIZE(12) | SGL_OFFSET_6, &msg->u.head[0]); - writel(I2O_CMD_SYS_TAB_SET << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); + msg->u.head[0] = cpu_to_le32(I2O_MESSAGE_SIZE(12) | SGL_OFFSET_6); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_SYS_TAB_SET << 24 | HOST_TID << 12 | + ADAPTER_TID); /* * Provide three SGL-elements: * System table (SysTab), Private memory space declaration and * Private i/o space declaration - * - * FIXME: is this still true? - * Nasty one here. We can't use dma_alloc_coherent to send the - * same table to everyone. We have to go remap it for them all */ - writel(c->unit + 2, &msg->body[0]); - writel(0, &msg->body[1]); - writel(0x54000000 | i2o_systab.len, &msg->body[2]); - writel(i2o_systab.phys, &msg->body[3]); - writel(0x54000000 | sb->current_mem_size, &msg->body[4]); - writel(sb->current_mem_base, &msg->body[5]); - writel(0xd4000000 | sb->current_io_size, &msg->body[6]); - writel(sb->current_io_base, &msg->body[6]); + msg->body[0] = cpu_to_le32(c->unit + 2); + msg->body[1] = cpu_to_le32(0x00000000); + msg->body[2] = cpu_to_le32(0x54000000 | i2o_systab.len); + msg->body[3] = cpu_to_le32(i2o_systab.phys); + msg->body[4] = cpu_to_le32(0x54000000 | sb->current_mem_size); + msg->body[5] = cpu_to_le32(sb->current_mem_base); + msg->body[6] = cpu_to_le32(0xd4000000 | sb->current_io_size); + msg->body[6] = cpu_to_le32(sb->current_io_base); - rc = i2o_msg_post_wait(c, m, 120); + rc = i2o_msg_post_wait(c, msg, 120); dma_unmap_single(dev, i2o_systab.phys, i2o_systab.len, PCI_DMA_TODEVICE); @@ -780,8 +752,6 @@ static int i2o_iop_systab_set(struct i2o_controller *c) else osm_debug("%s: SysTab set.\n", c->name); - i2o_status_get(c); // Entered READY state - return rc; } @@ -791,7 +761,7 @@ static int i2o_iop_systab_set(struct i2o_controller *c) * * Send the system table and enable the I2O controller. * - * Returns 0 on success or negativer error code on failure. + * Returns 0 on success or negative error code on failure. */ static int i2o_iop_online(struct i2o_controller *c) { @@ -830,7 +800,6 @@ void i2o_iop_remove(struct i2o_controller *c) list_for_each_entry_safe(dev, tmp, &c->devices, list) i2o_device_remove(dev); - class_device_unregister(c->classdev); device_del(&c->device); /* Ask the IOP to switch to RESET state */ @@ -869,12 +838,11 @@ static int i2o_systab_build(void) i2o_systab.len = sizeof(struct i2o_sys_tbl) + num_controllers * sizeof(struct i2o_sys_tbl_entry); - systab = i2o_systab.virt = kmalloc(i2o_systab.len, GFP_KERNEL); + systab = i2o_systab.virt = kzalloc(i2o_systab.len, GFP_KERNEL); if (!systab) { osm_err("unable to allocate memory for System Table\n"); return -ENOMEM; } - memset(systab, 0, i2o_systab.len); systab->version = I2OVERSION; systab->change_ind = change_ind + 1; @@ -952,30 +920,30 @@ static int i2o_parse_hrt(struct i2o_controller *c) */ int i2o_status_get(struct i2o_controller *c) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; volatile u8 *status_block; unsigned long timeout; status_block = (u8 *) c->status_block.virt; memset(c->status_block.virt, 0, sizeof(i2o_status_block)); - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_STATUS_GET << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(i2o_exec_driver.context, &msg->u.s.icntxt); - writel(0, &msg->u.s.tcntxt); // FIXME: use resonable transaction context - writel(0, &msg->body[0]); - writel(0, &msg->body[1]); - writel(i2o_dma_low(c->status_block.phys), &msg->body[2]); - writel(i2o_dma_high(c->status_block.phys), &msg->body[3]); - writel(sizeof(i2o_status_block), &msg->body[4]); /* always 88 bytes */ + msg->u.head[0] = cpu_to_le32(NINE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_STATUS_GET << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->u.s.icntxt = cpu_to_le32(i2o_exec_driver.context); + msg->u.s.tcntxt = cpu_to_le32(0x00000000); + msg->body[0] = cpu_to_le32(0x00000000); + msg->body[1] = cpu_to_le32(0x00000000); + msg->body[2] = cpu_to_le32(i2o_dma_low(c->status_block.phys)); + msg->body[3] = cpu_to_le32(i2o_dma_high(c->status_block.phys)); + msg->body[4] = cpu_to_le32(sizeof(i2o_status_block)); /* always 88 bytes */ - i2o_msg_post(c, m); + i2o_msg_post(c, msg); /* Wait for a reply */ timeout = jiffies + I2O_TIMEOUT_STATUS_GET * HZ; @@ -1002,7 +970,7 @@ int i2o_status_get(struct i2o_controller *c) * The HRT contains information about possible hidden devices but is * mostly useless to us. * - * Returns 0 on success or negativer error code on failure. + * Returns 0 on success or negative error code on failure. */ static int i2o_hrt_get(struct i2o_controller *c) { @@ -1013,20 +981,20 @@ static int i2o_hrt_get(struct i2o_controller *c) struct device *dev = &c->pdev->dev; for (i = 0; i < I2O_HRT_GET_TRIES; i++) { - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(SIX_WORD_MSG_SIZE | SGL_OFFSET_4, &msg->u.head[0]); - writel(I2O_CMD_HRT_GET << 24 | HOST_TID << 12 | ADAPTER_TID, - &msg->u.head[1]); - writel(0xd0000000 | c->hrt.len, &msg->body[0]); - writel(c->hrt.phys, &msg->body[1]); + msg->u.head[0] = cpu_to_le32(SIX_WORD_MSG_SIZE | SGL_OFFSET_4); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_HRT_GET << 24 | HOST_TID << 12 | + ADAPTER_TID); + msg->body[0] = cpu_to_le32(0xd0000000 | c->hrt.len); + msg->body[1] = cpu_to_le32(c->hrt.phys); - rc = i2o_msg_post_wait_mem(c, m, 20, &c->hrt); + rc = i2o_msg_post_wait_mem(c, msg, 20, &c->hrt); if (rc < 0) { osm_err("%s: Unable to get HRT (status=%#x)\n", c->name, @@ -1051,15 +1019,6 @@ static int i2o_hrt_get(struct i2o_controller *c) } /** - * i2o_iop_free - Free the i2o_controller struct - * @c: I2O controller to free - */ -void i2o_iop_free(struct i2o_controller *c) -{ - kfree(c); -}; - -/** * i2o_iop_release - release the memory for a I2O controller * @dev: I2O controller which should be released * @@ -1073,14 +1032,11 @@ static void i2o_iop_release(struct device *dev) i2o_iop_free(c); }; -/* I2O controller class */ -static struct class *i2o_controller_class; - /** * i2o_iop_alloc - Allocate and initialize a i2o_controller struct * * Allocate the necessary memory for a i2o_controller struct and - * initialize the lists. + * initialize the lists and message mempool. * * Returns a pointer to the I2O controller or a negative error code on * failure. @@ -1089,20 +1045,29 @@ struct i2o_controller *i2o_iop_alloc(void) { static int unit = 0; /* 0 and 1 are NULL IOP and Local Host */ struct i2o_controller *c; + char poolname[32]; - c = kmalloc(sizeof(*c), GFP_KERNEL); + c = kzalloc(sizeof(*c), GFP_KERNEL); if (!c) { osm_err("i2o: Insufficient memory to allocate a I2O controller." "\n"); return ERR_PTR(-ENOMEM); } - memset(c, 0, sizeof(*c)); + + c->unit = unit++; + sprintf(c->name, "iop%d", c->unit); + + snprintf(poolname, sizeof(poolname), "i2o_%s_msg_inpool", c->name); + if (i2o_pool_alloc + (&c->in_msg, poolname, I2O_INBOUND_MSG_FRAME_SIZE * 4, + I2O_MSG_INPOOL_MIN)) { + kfree(c); + return ERR_PTR(-ENOMEM); + }; INIT_LIST_HEAD(&c->devices); spin_lock_init(&c->lock); init_MUTEX(&c->lct_lock); - c->unit = unit++; - sprintf(c->name, "iop%d", c->unit); device_initialize(&c->device); @@ -1137,36 +1102,29 @@ int i2o_iop_add(struct i2o_controller *c) goto iop_reset; } - c->classdev = class_device_create(i2o_controller_class, NULL, MKDEV(0,0), - &c->device, "iop%d", c->unit); - if (IS_ERR(c->classdev)) { - osm_err("%s: could not add controller class\n", c->name); - goto device_del; - } - osm_info("%s: Activating I2O controller...\n", c->name); osm_info("%s: This may take a few minutes if there are many devices\n", c->name); if ((rc = i2o_iop_activate(c))) { osm_err("%s: could not activate controller\n", c->name); - goto class_del; + goto device_del; } osm_debug("%s: building sys table...\n", c->name); if ((rc = i2o_systab_build())) - goto class_del; + goto device_del; osm_debug("%s: online controller...\n", c->name); if ((rc = i2o_iop_online(c))) - goto class_del; + goto device_del; osm_debug("%s: getting LCT...\n", c->name); if ((rc = i2o_exec_lct_get(c))) - goto class_del; + goto device_del; list_add(&c->list, &i2o_controllers); @@ -1176,9 +1134,6 @@ int i2o_iop_add(struct i2o_controller *c) return 0; - class_del: - class_device_unregister(c->classdev); - device_del: device_del(&c->device); @@ -1199,28 +1154,27 @@ int i2o_iop_add(struct i2o_controller *c) * is waited for, or expected. If you do not want further notifications, * call the i2o_event_register again with a evt_mask of 0. * - * Returns 0 on success or -ETIMEDOUT if no message could be fetched for - * sending the request. + * Returns 0 on success or negative error code on failure. */ int i2o_event_register(struct i2o_device *dev, struct i2o_driver *drv, int tcntxt, u32 evt_mask) { struct i2o_controller *c = dev->iop; - struct i2o_message __iomem *msg; - u32 m; + struct i2o_message *msg; - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -ETIMEDOUT; + msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); + if (IS_ERR(msg)) + return PTR_ERR(msg); - writel(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0, &msg->u.head[0]); - writel(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | dev->lct_data. - tid, &msg->u.head[1]); - writel(drv->context, &msg->u.s.icntxt); - writel(tcntxt, &msg->u.s.tcntxt); - writel(evt_mask, &msg->body[0]); + msg->u.head[0] = cpu_to_le32(FIVE_WORD_MSG_SIZE | SGL_OFFSET_0); + msg->u.head[1] = + cpu_to_le32(I2O_CMD_UTIL_EVT_REGISTER << 24 | HOST_TID << 12 | dev-> + lct_data.tid); + msg->u.s.icntxt = cpu_to_le32(drv->context); + msg->u.s.tcntxt = cpu_to_le32(tcntxt); + msg->body[0] = cpu_to_le32(evt_mask); - i2o_msg_post(c, m); + i2o_msg_post(c, msg); return 0; }; @@ -1239,14 +1193,8 @@ static int __init i2o_iop_init(void) printk(KERN_INFO OSM_DESCRIPTION " v" OSM_VERSION "\n"); - i2o_controller_class = class_create(THIS_MODULE, "i2o_controller"); - if (IS_ERR(i2o_controller_class)) { - osm_err("can't register class i2o_controller\n"); - goto exit; - } - if ((rc = i2o_driver_init())) - goto class_exit; + goto exit; if ((rc = i2o_exec_init())) goto driver_exit; @@ -1262,9 +1210,6 @@ static int __init i2o_iop_init(void) driver_exit: i2o_driver_exit(); - class_exit: - class_destroy(i2o_controller_class); - exit: return rc; } @@ -1279,7 +1224,6 @@ static void __exit i2o_iop_exit(void) i2o_pci_exit(); i2o_exec_exit(); i2o_driver_exit(); - class_destroy(i2o_controller_class); }; module_init(i2o_iop_init); diff --git a/drivers/message/i2o/pci.c b/drivers/message/i2o/pci.c index ee7075fa1ec..c5b656cdea7 100644 --- a/drivers/message/i2o/pci.c +++ b/drivers/message/i2o/pci.c @@ -339,7 +339,7 @@ static int __devinit i2o_pci_probe(struct pci_dev *pdev, pci_name(pdev)); c->pdev = pdev; - c->device.parent = get_device(&pdev->dev); + c->device.parent = &pdev->dev; /* Cards that fall apart if you hit them with large I/O loads... */ if (pdev->vendor == PCI_VENDOR_ID_NCR && pdev->device == 0x0630) { @@ -410,8 +410,6 @@ static int __devinit i2o_pci_probe(struct pci_dev *pdev, if ((rc = i2o_iop_add(c))) goto uninstall; - get_device(&c->device); - if (i960) pci_write_config_word(i960, 0x42, 0x03ff); @@ -424,7 +422,6 @@ static int __devinit i2o_pci_probe(struct pci_dev *pdev, i2o_pci_free(c); free_controller: - put_device(c->device.parent); i2o_iop_free(c); disable: @@ -454,7 +451,6 @@ static void __devexit i2o_pci_remove(struct pci_dev *pdev) printk(KERN_INFO "%s: Controller removed.\n", c->name); - put_device(c->device.parent); put_device(&c->device); }; @@ -483,4 +479,5 @@ void __exit i2o_pci_exit(void) { pci_unregister_driver(&i2o_pci_driver); }; + MODULE_DEVICE_TABLE(pci, i2o_pci_ids); |