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-rw-r--r--drivers/rapidio/devices/tsi721.c1
-rw-r--r--drivers/rapidio/rio-driver.c22
-rw-r--r--drivers/rapidio/rio-scan.c1
-rw-r--r--drivers/rapidio/rio-sysfs.c40
-rw-r--r--drivers/rapidio/rio.c11
-rw-r--r--drivers/rapidio/rio.h1
6 files changed, 69 insertions, 7 deletions
diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c
index ff7cbf2d28e3..1753dc693c15 100644
--- a/drivers/rapidio/devices/tsi721.c
+++ b/drivers/rapidio/devices/tsi721.c
@@ -2256,6 +2256,7 @@ static int tsi721_setup_mport(struct tsi721_device *priv)
mport->phy_type = RIO_PHY_SERIAL;
mport->priv = (void *)priv;
mport->phys_efptr = 0x100;
+ mport->dev.parent = &pdev->dev;
priv->mport = mport;
INIT_LIST_HEAD(&mport->dbells);
diff --git a/drivers/rapidio/rio-driver.c b/drivers/rapidio/rio-driver.c
index c9ae692d3451..f301f059bb85 100644
--- a/drivers/rapidio/rio-driver.c
+++ b/drivers/rapidio/rio-driver.c
@@ -167,7 +167,6 @@ void rio_unregister_driver(struct rio_driver *rdrv)
void rio_attach_device(struct rio_dev *rdev)
{
rdev->dev.bus = &rio_bus_type;
- rdev->dev.parent = &rio_bus;
}
EXPORT_SYMBOL_GPL(rio_attach_device);
@@ -216,9 +215,12 @@ static int rio_uevent(struct device *dev, struct kobj_uevent_env *env)
return 0;
}
-struct device rio_bus = {
- .init_name = "rapidio",
+struct class rio_mport_class = {
+ .name = "rapidio_port",
+ .owner = THIS_MODULE,
+ .dev_groups = rio_mport_groups,
};
+EXPORT_SYMBOL_GPL(rio_mport_class);
struct bus_type rio_bus_type = {
.name = "rapidio",
@@ -233,14 +235,20 @@ struct bus_type rio_bus_type = {
/**
* rio_bus_init - Register the RapidIO bus with the device model
*
- * Registers the RIO bus device and RIO bus type with the Linux
+ * Registers the RIO mport device class and RIO bus type with the Linux
* device model.
*/
static int __init rio_bus_init(void)
{
- if (device_register(&rio_bus) < 0)
- printk("RIO: failed to register RIO bus device\n");
- return bus_register(&rio_bus_type);
+ int ret;
+
+ ret = class_register(&rio_mport_class);
+ if (!ret) {
+ ret = bus_register(&rio_bus_type);
+ if (ret)
+ class_unregister(&rio_mport_class);
+ }
+ return ret;
}
postcore_initcall(rio_bus_init);
diff --git a/drivers/rapidio/rio-scan.c b/drivers/rapidio/rio-scan.c
index d3a6539a77cc..47a1b2ea76c4 100644
--- a/drivers/rapidio/rio-scan.c
+++ b/drivers/rapidio/rio-scan.c
@@ -461,6 +461,7 @@ static struct rio_dev *rio_setup_device(struct rio_net *net,
rdev->comp_tag & RIO_CTAG_UDEVID);
}
+ rdev->dev.parent = &port->dev;
rio_attach_device(rdev);
device_initialize(&rdev->dev);
diff --git a/drivers/rapidio/rio-sysfs.c b/drivers/rapidio/rio-sysfs.c
index e0221c6d0cc2..cdb005c0094d 100644
--- a/drivers/rapidio/rio-sysfs.c
+++ b/drivers/rapidio/rio-sysfs.c
@@ -341,3 +341,43 @@ const struct attribute_group *rio_bus_groups[] = {
&rio_bus_group,
NULL,
};
+
+static ssize_t
+port_destid_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct rio_mport *mport = to_rio_mport(dev);
+
+ if (mport)
+ return sprintf(buf, "0x%04x\n", mport->host_deviceid);
+ else
+ return -ENODEV;
+}
+static DEVICE_ATTR_RO(port_destid);
+
+static ssize_t sys_size_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct rio_mport *mport = to_rio_mport(dev);
+
+ if (mport)
+ return sprintf(buf, "%u\n", mport->sys_size);
+ else
+ return -ENODEV;
+}
+static DEVICE_ATTR_RO(sys_size);
+
+static struct attribute *rio_mport_attrs[] = {
+ &dev_attr_port_destid.attr,
+ &dev_attr_sys_size.attr,
+ NULL,
+};
+
+static const struct attribute_group rio_mport_group = {
+ .attrs = rio_mport_attrs,
+};
+
+const struct attribute_group *rio_mport_groups[] = {
+ &rio_mport_group,
+ NULL,
+};
diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index 2e8a20cac588..a54ba0494dd3 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -1884,6 +1884,7 @@ static int rio_get_hdid(int index)
int rio_register_mport(struct rio_mport *port)
{
struct rio_scan_node *scan = NULL;
+ int res = 0;
if (next_portid >= RIO_MAX_MPORTS) {
pr_err("RIO: reached specified max number of mports\n");
@@ -1894,6 +1895,16 @@ int rio_register_mport(struct rio_mport *port)
port->host_deviceid = rio_get_hdid(port->id);
port->nscan = NULL;
+ dev_set_name(&port->dev, "rapidio%d", port->id);
+ port->dev.class = &rio_mport_class;
+
+ res = device_register(&port->dev);
+ if (res)
+ dev_err(&port->dev, "RIO: mport%d registration failed ERR=%d\n",
+ port->id, res);
+ else
+ dev_dbg(&port->dev, "RIO: mport%d registered\n", port->id);
+
mutex_lock(&rio_mport_list_lock);
list_add_tail(&port->node, &rio_mports);
diff --git a/drivers/rapidio/rio.h b/drivers/rapidio/rio.h
index 5f99d22ad0b0..2d0550e08ea2 100644
--- a/drivers/rapidio/rio.h
+++ b/drivers/rapidio/rio.h
@@ -50,6 +50,7 @@ extern int rio_mport_scan(int mport_id);
/* Structures internal to the RIO core code */
extern const struct attribute_group *rio_dev_groups[];
extern const struct attribute_group *rio_bus_groups[];
+extern const struct attribute_group *rio_mport_groups[];
#define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16))
#define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16))