diff options
Diffstat (limited to 'drivers/message/i2o/bus-osm.c')
| -rw-r--r-- | drivers/message/i2o/bus-osm.c | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/drivers/message/i2o/bus-osm.c b/drivers/message/i2o/bus-osm.c index 151b228e1cb..c463dc2efc0 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; @@ -39,28 +39,32 @@ 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); }; /** * i2o_bus_store_scan - Scan the I2O Bus Adapter * @d: device which should be scanned + * @attr: device_attribute + * @buf: output buffer + * @count: buffer size * * 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; @@ -79,18 +83,26 @@ static DEVICE_ATTR(scan, S_IWUSR, NULL, i2o_bus_store_scan); * @dev: device to verify if it is a I2O Bus Adapter device * * Because we want all Bus Adapters always return 0. + * Except when we fail. Then we are sad. * - * Returns 0. + * Returns 0, except when we fail to excel. */ static int i2o_bus_probe(struct device *dev) { struct i2o_device *i2o_dev = to_i2o_device(get_device(dev)); + int rc; - device_create_file(dev, &dev_attr_scan); + rc = device_create_file(dev, &dev_attr_scan); + if (rc) + goto err_out; osm_info("device added (TID: %03x)\n", i2o_dev->lct_data.tid); return 0; + +err_out: + put_device(dev); + return rc; }; /** |