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usb: typec: Add retimer handle to port

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Similar to mux and orientation switch, add a handle for registered
retimer to the port, so that it has handles to the various switches
connected to it.

Signed-off-by: Prashant Malani <pmalani@chromium.org>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20220711072333.2064341-3-pmalani@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Prashant Malani 2022-07-11 07:22:56 +00:00 committed by Greg Kroah-Hartman
parent ddaf8d96f9
commit f31a8702cd
2 changed files with 10 additions and 0 deletions
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9
drivers/usb/typec/class.c
View File

@ -12,6 +12,7 @@
#include <linux/slab.h>
#include <linux/usb/pd_vdo.h>
#include <linux/usb/typec_mux.h>
#include <linux/usb/typec_retimer.h>
#include "bus.h"
#include "class.h"
@ -1736,6 +1737,7 @@ static void typec_release(struct device *dev)
ida_destroy(&port->mode_ids);
typec_switch_put(port->sw);
typec_mux_put(port->mux);
typec_retimer_put(port->retimer);
kfree(port->cap);
kfree(port);
}
@ -2249,6 +2251,13 @@ struct typec_port *typec_register_port(struct device *parent,
return ERR_PTR(ret);
}
port->retimer = typec_retimer_get(&port->dev);
if (IS_ERR(port->retimer)) {
ret = PTR_ERR(port->retimer);
put_device(&port->dev);
return ERR_PTR(ret);
}
ret = device_add(&port->dev);
if (ret) {
dev_err(parent, "failed to register port (%d)\n", ret);

1
drivers/usb/typec/class.h
View File

@ -55,6 +55,7 @@ struct typec_port {
enum typec_orientation orientation;
struct typec_switch *sw;
struct typec_mux *mux;
struct typec_retimer *retimer;
const struct typec_capability *cap;
const struct typec_operations *ops;