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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-03 17:11:07 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-03 17:11:07 +0200
commitc5c0283a9db1c7ba5881f956a1faf2ebc3dfe70e (patch)
treea4d44768f1591f40374c87eea9a28df8faccc103 /drivers/usb
parentusb: roles: Add fwnode_usb_role_switch_get() function (diff)
parentplatform: Add platform_find_device_by_driver() helper (diff)
downloadlinux-dev-c5c0283a9db1c7ba5881f956a1faf2ebc3dfe70e.tar.xz
linux-dev-c5c0283a9db1c7ba5881f956a1faf2ebc3dfe70e.zip
Merge generic_lookup_helpers into usb-next
The lookup helpers are needed here. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/core/devio.c8
-rw-r--r--drivers/usb/roles/class.c16
-rw-r--r--drivers/usb/typec/class.c16
3 files changed, 5 insertions, 35 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 63f23f567680..3f899552f6e3 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -972,17 +972,11 @@ error:
return ret;
}
-static int match_devt(struct device *dev, const void *data)
-{
- return dev->devt == (dev_t)(unsigned long)(void *)data;
-}
-
static struct usb_device *usbdev_lookup_by_devt(dev_t devt)
{
struct device *dev;
- dev = bus_find_device(&usb_bus_type, NULL,
- (void *) (unsigned long) devt, match_devt);
+ dev = bus_find_device_by_devt(&usb_bus_type, devt);
if (!dev)
return NULL;
return to_usb_device(dev);
diff --git a/drivers/usb/roles/class.c b/drivers/usb/roles/class.c
index 5b637aaf311f..2abb6fe384ca 100644
--- a/drivers/usb/roles/class.c
+++ b/drivers/usb/roles/class.c
@@ -85,16 +85,6 @@ enum usb_role usb_role_switch_get_role(struct usb_role_switch *sw)
}
EXPORT_SYMBOL_GPL(usb_role_switch_get_role);
-static int switch_fwnode_match(struct device *dev, const void *fwnode)
-{
- return dev_fwnode(dev) == fwnode;
-}
-
-static int switch_name_match(struct device *dev, const void *name)
-{
- return !strcmp((const char *)name, dev_name(dev));
-}
-
static void *usb_role_switch_match(struct device_connection *con, int ep,
void *data)
{
@@ -104,11 +94,9 @@ static void *usb_role_switch_match(struct device_connection *con, int ep,
if (con->id && !fwnode_property_present(con->fwnode, con->id))
return NULL;
- dev = class_find_device(role_class, NULL, con->fwnode,
- switch_fwnode_match);
+ dev = class_find_device_by_fwnode(role_class, con->fwnode);
} else {
- dev = class_find_device(role_class, NULL, con->endpoint[ep],
- switch_name_match);
+ dev = class_find_device_by_name(role_class, con->endpoint[ep]);
}
return dev ? to_role_switch(dev) : ERR_PTR(-EPROBE_DEFER);
diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index a18285a990a8..94a3eda62add 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -205,16 +205,6 @@ static void typec_altmode_put_partner(struct altmode *altmode)
put_device(&adev->dev);
}
-static int typec_port_fwnode_match(struct device *dev, const void *fwnode)
-{
- return dev_fwnode(dev) == fwnode;
-}
-
-static int typec_port_name_match(struct device *dev, const void *name)
-{
- return !strcmp((const char *)name, dev_name(dev));
-}
-
static void *typec_port_match(struct device_connection *con, int ep, void *data)
{
struct device *dev;
@@ -224,11 +214,9 @@ static void *typec_port_match(struct device_connection *con, int ep, void *data)
* we need to return ERR_PTR(-PROBE_DEFER) when there is no device.
*/
if (con->fwnode)
- return class_find_device(typec_class, NULL, con->fwnode,
- typec_port_fwnode_match);
+ return class_find_device_by_fwnode(typec_class, con->fwnode);
- dev = class_find_device(typec_class, NULL, con->endpoint[ep],
- typec_port_name_match);
+ dev = class_find_device_by_name(typec_class, con->endpoint[ep]);
return dev ? dev : ERR_PTR(-EPROBE_DEFER);
}