#include <linux/platform_device.h>
#include <linux/usb/typec_altmode.h>
#include <linux/usb/typec_dp.h>
-#include <linux/usb/typec_mux.h>
#include <linux/usb/typec_retimer.h>
#define DRV_NAME "cros-typec-switch"
/* Handles and other relevant data required for each port's switches. */
struct cros_typec_port {
int port_num;
- struct typec_mux_dev *mode_switch;
struct typec_retimer *retimer;
struct cros_typec_switch_data *sdata;
};
return -ETIMEDOUT;
}
-static int cros_typec_mode_switch_set(struct typec_mux_dev *mode_switch,
- struct typec_mux_state *state)
-{
- struct cros_typec_port *port = typec_mux_get_drvdata(mode_switch);
-
- /* Mode switches have index 0. */
- return cros_typec_configure_mux(port->sdata, port->port_num, 0, state->mode, state->alt);
-}
-
static int cros_typec_retimer_set(struct typec_retimer *retimer, struct typec_retimer_state *state)
{
struct cros_typec_port *port = typec_retimer_get_drvdata(retimer);
if (!sdata->ports[i])
continue;
typec_retimer_unregister(sdata->ports[i]->retimer);
- typec_mux_unregister(sdata->ports[i]->mode_switch);
}
}
-static int cros_typec_register_mode_switch(struct cros_typec_port *port,
- struct fwnode_handle *fwnode)
-{
- struct typec_mux_desc mode_switch_desc = {
- .fwnode = fwnode,
- .drvdata = port,
- .name = fwnode_get_name(fwnode),
- .set = cros_typec_mode_switch_set,
- };
-
- port->mode_switch = typec_mux_register(port->sdata->dev, &mode_switch_desc);
- if (IS_ERR(port->mode_switch))
- return PTR_ERR(port->mode_switch);
-
- return 0;
-}
-
static int cros_typec_register_retimer(struct cros_typec_port *port, struct fwnode_handle *fwnode)
{
struct typec_retimer_desc retimer_desc = {
}
dev_dbg(dev, "Retimer switch registered for index %llu\n", index);
-
- if (!fwnode_property_read_bool(fwnode, "mode-switch"))
- continue;
-
- ret = cros_typec_register_mode_switch(port, fwnode);
- if (ret) {
- dev_err(dev, "Mode switch register failed\n");
- goto err_switch;
- }
-
- dev_dbg(dev, "Mode switch registered for index %llu\n", index);
}
return 0;