Revert "platform/chrome: cros_ec_typec: Get retimer handle"

This reverts commit c76d09da.

The chrome platform driver changes need to come in through the platform
tree due to some api changes that showed up there that cause build
errors in linux-next
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Link: https://lore.kernel.org/r/20220719160821.5e68e30b@oak.ozlabs.ibm.com
Cc: Prashant Malani <pmalani@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/platform/chrome/cros_ec_typec.c

@@ -20,7 +20,6 @@
 #include <linux/usb/typec_altmode.h>
 #include <linux/usb/typec_dp.h>
 #include <linux/usb/typec_mux.h>
-#include <linux/usb/typec_retimer.h>
 #include <linux/usb/typec_tbt.h>
 #include <linux/usb/role.h>
 
@@ -54,7 +53,6 @@ struct cros_typec_port {
 	struct usb_pd_identity c_identity;
 	struct typec_switch *ori_sw;
 	struct typec_mux *mux;
-	struct typec_retimer *retimer;
 	struct usb_role_switch *role_sw;
 
 	/* Variables keeping track of switch state. */
@@ -144,12 +142,6 @@ static int cros_typec_get_switch_handles(struct cros_typec_port *port,
 		goto mux_err;
 	}
 
-	port->retimer = fwnode_typec_retimer_get(fwnode);
-	if (IS_ERR(port->retimer)) {
-		dev_dbg(dev, "Retimer handle not found.\n");
-		goto retimer_sw_err;
-	}
-
 	port->ori_sw = fwnode_typec_switch_get(fwnode);
 	if (IS_ERR(port->ori_sw)) {
 		dev_dbg(dev, "Orientation switch handle not found.\n");
@@ -167,8 +159,6 @@ static int cros_typec_get_switch_handles(struct cros_typec_port *port,
 role_sw_err:
 	typec_switch_put(port->ori_sw);
 ori_sw_err:
-	typec_retimer_put(port->retimer);
-retimer_sw_err:
 	typec_mux_put(port->mux);
 mux_err:
 	return -ENODEV;
@@ -213,21 +203,6 @@ static void cros_typec_unregister_altmodes(struct cros_typec_data *typec, int po
 	}
 }
 
-/*
- * Map the Type-C Mux state to retimer state and call the retimer set function. We need this
- * because we re-use the Type-C mux state for retimers.
- */
-static int cros_typec_retimer_set(struct typec_retimer  *retimer, struct typec_mux_state state)
-{
-	struct typec_retimer_state rstate = {
-		.alt = state.alt,
-		.mode = state.mode,
-		.data = state.data,
-	};
-
-	return typec_retimer_set(retimer, &rstate);
-}
-
 static int cros_typec_usb_disconnect_state(struct cros_typec_port *port)
 {
 	port->state.alt = NULL;
@@ -236,7 +211,6 @@ static int cros_typec_usb_disconnect_state(struct cros_typec_port *port)
 
 	usb_role_switch_set_role(port->role_sw, USB_ROLE_NONE);
 	typec_switch_set(port->ori_sw, TYPEC_ORIENTATION_NONE);
-	cros_typec_retimer_set(port->retimer, port->state);
 
 	return typec_mux_set(port->mux, &port->state);
 }
@@ -407,14 +381,9 @@ static int cros_typec_init_ports(struct cros_typec_data *typec)
 
 static int cros_typec_usb_safe_state(struct cros_typec_port *port)
 {
-	int ret;
 	port->state.mode = TYPEC_STATE_SAFE;
 
-	ret = cros_typec_retimer_set(port->retimer, port->state);
-	if (!ret)
-		ret = typec_mux_set(port->mux, &port->state);
-
-	return ret;
+	return typec_mux_set(port->mux, &port->state);
 }
 
 /*
@@ -511,11 +480,7 @@ static int cros_typec_enable_dp(struct cros_typec_data *typec,
 	port->state.data = &dp_data;
 	port->state.mode = TYPEC_MODAL_STATE(ffs(pd_ctrl->dp_mode));
 
-	ret = cros_typec_retimer_set(port->retimer, port->state);
-	if (!ret)
-		ret = typec_mux_set(port->mux, &port->state);
-
-	return ret;
+	return typec_mux_set(port->mux, &port->state);
 }
 
 static int cros_typec_enable_usb4(struct cros_typec_data *typec,
@@ -604,9 +569,6 @@ static int cros_typec_configure_mux(struct cros_typec_data *typec, int port_num,
 	} else if (port->mux_flags & USB_PD_MUX_USB_ENABLED) {
 		port->state.alt = NULL;
 		port->state.mode = TYPEC_STATE_USB;
-
-		ret = cros_typec_retimer_set(port->retimer, port->state);
-		if (!ret)
 		ret = typec_mux_set(port->mux, &port->state);
 	} else {
 		dev_dbg(typec->dev,