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| author | Heikki Krogerus <heikki.krogerus@linux.intel.com> | 2019-02-13 08:45:54 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-02-14 10:52:25 +0100 |
| commit | ec69e9533c4879c81eb7122771792864eb49af35 (patch) | |
| tree | 25afd3f9bc970b7f21838a90b88c2340344c0399 /include | |
| parent | device connection: Prepare support for firmware described connections (diff) | |
| download | linux-ec69e9533c4879c81eb7122771792864eb49af35.tar.xz linux-ec69e9533c4879c81eb7122771792864eb49af35.zip | |
usb: roles: Find the muxes by also matching against the device node
When the connections are defined in firmware, struct
device_connection will have the fwnode member pointing to
the device node (struct fwnode_handle) of the requested
device, and the endpoint will not be used at all in that
case.
Acked-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Jun Li <jun.li@nxp.com>
Tested-by: Jun Li <jun.li@nxp.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/usb/role.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/usb/role.h b/include/linux/usb/role.h index edc51be4a77c..c05ffa6abda9 100644 --- a/include/linux/usb/role.h +++ b/include/linux/usb/role.h @@ -18,6 +18,7 @@ typedef enum usb_role (*usb_role_switch_get_t)(struct device *dev); /** * struct usb_role_switch_desc - USB Role Switch Descriptor + * @fwnode: The device node to be associated with the role switch * @usb2_port: Optional reference to the host controller port device (USB2) * @usb3_port: Optional reference to the host controller port device (USB3) * @udc: Optional reference to the peripheral controller device @@ -32,6 +33,7 @@ typedef enum usb_role (*usb_role_switch_get_t)(struct device *dev); * usb_role_switch_register() before registering the switch. */ struct usb_role_switch_desc { + struct fwnode_handle *fwnode; struct device *usb2_port; struct device *usb3_port; struct device *udc; |