diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 3ef37202ee37..6ea4613af905 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -103,6 +103,13 @@
 	S(VCONN_SWAP_TURN_ON_VCONN),		\
 	S(VCONN_SWAP_TURN_OFF_VCONN),		\
 						\
+	S(FR_SWAP_SEND),			\
+	S(FR_SWAP_SEND_TIMEOUT),		\
+	S(FR_SWAP_SNK_SRC_TRANSITION_TO_OFF),			\
+	S(FR_SWAP_SNK_SRC_NEW_SINK_READY),		\
+	S(FR_SWAP_SNK_SRC_SOURCE_VBUS_APPLIED),	\
+	S(FR_SWAP_CANCEL),			\
+						\
 	S(SNK_TRY),				\
 	S(SNK_TRY_WAIT),			\
 	S(SNK_TRY_WAIT_DEBOUNCE),               \
@@ -124,6 +131,9 @@
 	S(GET_PPS_STATUS_SEND),			\
 	S(GET_PPS_STATUS_SEND_TIMEOUT),		\
 						\
+	S(GET_SINK_CAP),			\
+	S(GET_SINK_CAP_TIMEOUT),		\
+						\
 	S(ERROR_RECOVERY),			\
 	S(PORT_RESET),				\
 	S(PORT_RESET_WAIT_OFF)
@@ -172,6 +182,8 @@ enum adev_actions {
 #define TCPM_CC_EVENT		BIT(0)
 #define TCPM_VBUS_EVENT		BIT(1)
 #define TCPM_RESET_EVENT	BIT(2)
+#define TCPM_FRS_EVENT		BIT(3)
+#define TCPM_SOURCING_VBUS	BIT(4)
 
 #define LOG_BUFFER_ENTRIES	1024
 #define LOG_BUFFER_ENTRY_SIZE	128
@@ -181,6 +193,8 @@ enum adev_actions {
 #define SVID_DISCOVERY_MAX	16
 #define ALTMODE_DISCOVERY_MAX	(SVID_DISCOVERY_MAX * MODE_DISCOVERY_MAX)
 
+#define GET_SINK_CAP_RETRY_MS	100
+
 struct pd_mode_data {
 	int svid_index;		/* current SVID index		*/
 	int nsvids;
@@ -256,6 +270,7 @@ struct tcpm_port {
 	struct work_struct event_work;
 	struct delayed_work state_machine;
 	struct delayed_work vdm_state_machine;
+	struct delayed_work enable_frs;
 	bool state_machine_running;
 
 	struct completion tx_complete;
@@ -330,6 +345,12 @@ struct tcpm_port {
 	/* port belongs to a self powered device */
 	bool self_powered;
 
+	/* FRS */
+	enum frs_typec_current frs_current;
+
+	/* Sink caps have been queried */
+	bool sink_cap_done;
+
 #ifdef CONFIG_DEBUG_FS
 	struct dentry *dentry;
 	struct mutex logbuffer_lock;	/* log buffer access lock */
@@ -1646,6 +1667,9 @@ static void tcpm_pd_data_request(struct tcpm_port *port,
 	unsigned int cnt = pd_header_cnt_le(msg->header);
 	unsigned int rev = pd_header_rev_le(msg->header);
 	unsigned int i;
+	enum frs_typec_current frs_current;
+	bool frs_enable;
+	int ret;
 
 	switch (type) {
 	case PD_DATA_SOURCE_CAP:
@@ -1715,7 +1739,21 @@ static void tcpm_pd_data_request(struct tcpm_port *port,
 		/* We don't do anything with this at the moment... */
 		for (i = 0; i < cnt; i++)
 			port->sink_caps[i] = le32_to_cpu(msg->payload[i]);
+
+		frs_current = (port->sink_caps[0] & PDO_FIXED_FRS_CURR_MASK) >>
+			PDO_FIXED_FRS_CURR_SHIFT;
+		frs_enable = frs_current && (frs_current <= port->typec_caps.frs_current);
+		tcpm_log(port,
+			 "Port partner FRS capable partner_frs_current:%u port_frs_current:%u enable:%c",
+			 frs_current, port->typec_caps.frs_current, frs_enable ? 'y' : 'n');
+		if (frs_enable) {
+			ret  = port->tcpc->enable_frs(port->tcpc, true);
+			tcpm_log(port, "Enable FRS %s, ret:%d\n", ret ? "fail" : "success", ret);
+		}
+
 		port->nr_sink_caps = cnt;
+		port->sink_cap_done = true;
+		tcpm_set_state(port, SNK_READY, 0);
 		break;
 	case PD_DATA_VENDOR_DEF:
 		tcpm_handle_vdm_request(port, msg->payload, cnt);
@@ -1810,6 +1848,9 @@ static void tcpm_pd_ctrl_request(struct tcpm_port *port,
 		case VCONN_SWAP_WAIT_FOR_VCONN:
 			tcpm_set_state(port, VCONN_SWAP_TURN_OFF_VCONN, 0);
 			break;
+		case FR_SWAP_SNK_SRC_TRANSITION_TO_OFF:
+			tcpm_set_state(port, FR_SWAP_SNK_SRC_NEW_SINK_READY, 0);
+			break;
 		default:
 			break;
 		}
@@ -1849,6 +1890,13 @@ static void tcpm_pd_ctrl_request(struct tcpm_port *port,
 					     -EAGAIN : -EOPNOTSUPP);
 			tcpm_set_state(port, VCONN_SWAP_CANCEL, 0);
 			break;
+		case FR_SWAP_SEND:
+			tcpm_set_state(port, FR_SWAP_CANCEL, 0);
+			break;
+		case GET_SINK_CAP:
+			port->sink_cap_done = true;
+			tcpm_set_state(port, ready_state(port), 0);
+			break;
 		default:
 			break;
 		}
@@ -1883,6 +1931,9 @@ static void tcpm_pd_ctrl_request(struct tcpm_port *port,
 		case VCONN_SWAP_SEND:
 			tcpm_set_state(port, VCONN_SWAP_START, 0);
 			break;
+		case FR_SWAP_SEND:
+			tcpm_set_state(port, FR_SWAP_SNK_SRC_TRANSITION_TO_OFF, 0);
+			break;
 		default:
 			break;
 		}
@@ -2783,6 +2834,10 @@ static void tcpm_reset_port(struct tcpm_port *port)
 	port->try_src_count = 0;
 	port->try_snk_count = 0;
 	port->usb_type = POWER_SUPPLY_USB_TYPE_C;
+	port->nr_sink_caps = 0;
+	port->sink_cap_done = false;
+	if (port->tcpc->enable_frs)
+		port->tcpc->enable_frs(port->tcpc, false);
 
 	power_supply_changed(port->psy);
 }
@@ -3334,10 +3389,9 @@ static void run_state_machine(struct tcpm_port *port)
 		tcpm_swap_complete(port, 0);
 		tcpm_typec_connect(port);
 		tcpm_check_send_discover(port);
+		mod_delayed_work(port->wq, &port->enable_frs, msecs_to_jiffies(0));
 		tcpm_pps_complete(port, port->pps_status);
-
 		power_supply_changed(port->psy);
-
 		break;
 
 	/* Accessory states */
@@ -3361,9 +3415,13 @@ static void run_state_machine(struct tcpm_port *port)
 		tcpm_set_state(port, HARD_RESET_START, 0);
 		break;
 	case HARD_RESET_START:
+		port->sink_cap_done = false;
+		if (port->tcpc->enable_frs)
+			port->tcpc->enable_frs(port->tcpc, false);
 		port->hard_reset_count++;
 		port->tcpc->set_pd_rx(port->tcpc, false);
 		tcpm_unregister_altmodes(port);
+		port->nr_sink_caps = 0;
 		port->send_discover = true;
 		if (port->pwr_role == TYPEC_SOURCE)
 			tcpm_set_state(port, SRC_HARD_RESET_VBUS_OFF,
@@ -3477,6 +3535,35 @@ static void run_state_machine(struct tcpm_port *port)
 		tcpm_set_state(port, ready_state(port), 0);
 		break;
 
+	case FR_SWAP_SEND:
+		if (tcpm_pd_send_control(port, PD_CTRL_FR_SWAP)) {
+			tcpm_set_state(port, ERROR_RECOVERY, 0);
+			break;
+		}
+		tcpm_set_state_cond(port, FR_SWAP_SEND_TIMEOUT, PD_T_SENDER_RESPONSE);
+		break;
+	case FR_SWAP_SEND_TIMEOUT:
+		tcpm_set_state(port, ERROR_RECOVERY, 0);
+		break;
+	case FR_SWAP_SNK_SRC_TRANSITION_TO_OFF:
+		tcpm_set_state(port, ERROR_RECOVERY, PD_T_PS_SOURCE_OFF);
+		break;
+	case FR_SWAP_SNK_SRC_NEW_SINK_READY:
+		if (port->vbus_source)
+			tcpm_set_state(port, FR_SWAP_SNK_SRC_SOURCE_VBUS_APPLIED, 0);
+		else
+			tcpm_set_state(port, ERROR_RECOVERY, PD_T_RECEIVER_RESPONSE);
+		break;
+	case FR_SWAP_SNK_SRC_SOURCE_VBUS_APPLIED:
+		tcpm_set_pwr_role(port, TYPEC_SOURCE);
+		if (tcpm_pd_send_control(port, PD_CTRL_PS_RDY)) {
+			tcpm_set_state(port, ERROR_RECOVERY, 0);
+			break;
+		}
+		tcpm_set_cc(port, tcpm_rp_cc(port));
+		tcpm_set_state(port, SRC_STARTUP, PD_T_SWAP_SRC_START);
+		break;
+
 	/* PR_Swap states */
 	case PR_SWAP_ACCEPT:
 		tcpm_pd_send_control(port, PD_CTRL_ACCEPT);
@@ -3595,6 +3682,7 @@ static void run_state_machine(struct tcpm_port *port)
 	case PR_SWAP_CANCEL:
 	case VCONN_SWAP_CANCEL:
 		tcpm_swap_complete(port, port->swap_status);
+	case FR_SWAP_CANCEL:
 		if (port->pwr_role == TYPEC_SOURCE)
 			tcpm_set_state(port, SRC_READY, 0);
 		else
@@ -3634,6 +3722,14 @@ static void run_state_machine(struct tcpm_port *port)
 	case GET_PPS_STATUS_SEND_TIMEOUT:
 		tcpm_set_state(port, ready_state(port), 0);
 		break;
+	case GET_SINK_CAP:
+		tcpm_pd_send_control(port, PD_CTRL_GET_SINK_CAP);
+		tcpm_set_state(port, GET_SINK_CAP_TIMEOUT, PD_T_SENDER_RESPONSE);
+		break;
+	case GET_SINK_CAP_TIMEOUT:
+		port->sink_cap_done = true;
+		tcpm_set_state(port, ready_state(port), 0);
+		break;
 	case ERROR_RECOVERY:
 		tcpm_swap_complete(port, -EPROTO);
 		tcpm_pps_complete(port, -EPROTO);
@@ -3850,6 +3946,13 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
 		 * Ignore it.
 		 */
 		break;
+	case FR_SWAP_SEND:
+	case FR_SWAP_SEND_TIMEOUT:
+	case FR_SWAP_SNK_SRC_TRANSITION_TO_OFF:
+	case FR_SWAP_SNK_SRC_NEW_SINK_READY:
+	case FR_SWAP_SNK_SRC_SOURCE_VBUS_APPLIED:
+		/* Do nothing, CC change expected */
+		break;
 
 	case PORT_RESET:
 	case PORT_RESET_WAIT_OFF:
@@ -3920,6 +4023,9 @@ static void _tcpm_pd_vbus_on(struct tcpm_port *port)
 	case SRC_TRY_DEBOUNCE:
 		/* Do nothing, waiting for sink detection */
 		break;
+	case FR_SWAP_SNK_SRC_NEW_SINK_READY:
+		tcpm_set_state(port, FR_SWAP_SNK_SRC_SOURCE_VBUS_APPLIED, 0);
+		break;
 
 	case PORT_RESET:
 	case PORT_RESET_WAIT_OFF:
@@ -3995,6 +4101,14 @@ static void _tcpm_pd_vbus_off(struct tcpm_port *port)
 		 */
 		break;
 
+	case FR_SWAP_SEND:
+	case FR_SWAP_SEND_TIMEOUT:
+	case FR_SWAP_SNK_SRC_TRANSITION_TO_OFF:
+	case FR_SWAP_SNK_SRC_NEW_SINK_READY:
+	case FR_SWAP_SNK_SRC_SOURCE_VBUS_APPLIED:
+		/* Do nothing, vbus drop expected */
+		break;
+
 	default:
 		if (port->pwr_role == TYPEC_SINK &&
 		    port->attached)
@@ -4049,6 +4163,25 @@ static void tcpm_pd_event_handler(struct work_struct *work)
 			if (port->tcpc->get_cc(port->tcpc, &cc1, &cc2) == 0)
 				_tcpm_cc_change(port, cc1, cc2);
 		}
+		if (events & TCPM_FRS_EVENT) {
+			if (port->state == SNK_READY)
+				tcpm_set_state(port, FR_SWAP_SEND, 0);
+			else
+				tcpm_log(port, "Discarding FRS_SIGNAL! Not in sink ready");
+		}
+		if (events & TCPM_SOURCING_VBUS) {
+			tcpm_log(port, "sourcing vbus");
+			/*
+			 * In fast role swap case TCPC autonomously sources vbus. Set vbus_source
+			 * true as TCPM wouldn't have called tcpm_set_vbus.
+			 *
+			 * When vbus is sourced on the command on TCPM i.e. TCPM called
+			 * tcpm_set_vbus to source vbus, vbus_source would already be true.
+			 */
+			port->vbus_source = true;
+			_tcpm_pd_vbus_on(port);
+		}
+
 		spin_lock(&port->pd_event_lock);
 	}
 	spin_unlock(&port->pd_event_lock);
@@ -4082,6 +4215,50 @@ void tcpm_pd_hard_reset(struct tcpm_port *port)
 }
 EXPORT_SYMBOL_GPL(tcpm_pd_hard_reset);
 
+void tcpm_sink_frs(struct tcpm_port *port)
+{
+	spin_lock(&port->pd_event_lock);
+	port->pd_events = TCPM_FRS_EVENT;
+	spin_unlock(&port->pd_event_lock);
+	queue_work(port->wq, &port->event_work);
+}
+EXPORT_SYMBOL_GPL(tcpm_sink_frs);
+
+void tcpm_sourcing_vbus(struct tcpm_port *port)
+{
+	spin_lock(&port->pd_event_lock);
+	port->pd_events = TCPM_SOURCING_VBUS;
+	spin_unlock(&port->pd_event_lock);
+	queue_work(port->wq, &port->event_work);
+}
+EXPORT_SYMBOL_GPL(tcpm_sourcing_vbus);
+
+static void tcpm_enable_frs(struct work_struct *work)
+{
+	struct tcpm_port *port = container_of(work, struct tcpm_port, enable_frs.work);
+
+	mutex_lock(&port->lock);
+	/* Not FRS capable */
+	if (!port->connected || port->port_type != TYPEC_PORT_DRP ||
+	    port->pwr_opmode != TYPEC_PWR_MODE_PD ||
+	    !port->tcpc->enable_frs ||
+	    /* Sink caps queried */
+	    port->sink_cap_done || port->negotiated_rev < PD_REV30)
+		goto unlock;
+
+	/* Send when the state machine is idle */
+	if (port->state != SNK_READY || port->vdm_state != VDM_STATE_DONE || port->send_discover)
+		goto resched;
+
+	tcpm_set_state(port, GET_SINK_CAP, 0);
+	port->sink_cap_done = true;
+
+resched:
+	mod_delayed_work(port->wq, &port->enable_frs, msecs_to_jiffies(GET_SINK_CAP_RETRY_MS));
+unlock:
+	mutex_unlock(&port->lock);
+}
+
 static int tcpm_dr_set(struct typec_port *p, enum typec_data_role data)
 {
 	struct tcpm_port *port = typec_get_drvdata(p);
@@ -4489,7 +4666,7 @@ static int tcpm_fw_get_caps(struct tcpm_port *port,
 {
 	const char *cap_str;
 	int ret;
-	u32 mw;
+	u32 mw, frs_current;
 
 	if (!fwnode)
 		return -EINVAL;
@@ -4558,6 +4735,13 @@ static int tcpm_fw_get_caps(struct tcpm_port *port,
 
 	port->self_powered = fwnode_property_read_bool(fwnode, "self-powered");
 
+	/* FRS can only be supported byb DRP ports */
+	if (port->port_type == TYPEC_PORT_DRP) {
+		ret = fwnode_property_read_u32(fwnode, "frs-typec-current", &frs_current);
+		if (ret >= 0 && frs_current <= FRS_5V_3A)
+			port->typec_caps.frs_current = frs_current;
+	}
+
 	return 0;
 }
 
@@ -4813,6 +4997,7 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc)
 	INIT_DELAYED_WORK(&port->state_machine, tcpm_state_machine_work);
 	INIT_DELAYED_WORK(&port->vdm_state_machine, vdm_state_machine_work);
 	INIT_WORK(&port->event_work, tcpm_pd_event_handler);
+	INIT_DELAYED_WORK(&port->enable_frs, tcpm_enable_frs);
 
 	spin_lock_init(&port->pd_event_lock);
 
diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h
index b6c233e79bd4..5d8a29c683a4 100644
--- a/include/linux/usb/pd.h
+++ b/include/linux/usb/pd.h
@@ -219,14 +219,16 @@ enum pd_pdo_type {
 #define PDO_CURR_MASK		0x3ff
 #define PDO_PWR_MASK		0x3ff
 
-#define PDO_FIXED_DUAL_ROLE	BIT(29)	/* Power role swap supported */
-#define PDO_FIXED_SUSPEND	BIT(28) /* USB Suspend supported (Source) */
-#define PDO_FIXED_HIGHER_CAP	BIT(28) /* Requires more than vSafe5V (Sink) */
-#define PDO_FIXED_EXTPOWER	BIT(27) /* Externally powered */
-#define PDO_FIXED_USB_COMM	BIT(26) /* USB communications capable */
-#define PDO_FIXED_DATA_SWAP	BIT(25) /* Data role swap supported */
-#define PDO_FIXED_VOLT_SHIFT	10	/* 50mV units */
-#define PDO_FIXED_CURR_SHIFT	0	/* 10mA units */
+#define PDO_FIXED_DUAL_ROLE		BIT(29)	/* Power role swap supported */
+#define PDO_FIXED_SUSPEND		BIT(28) /* USB Suspend supported (Source) */
+#define PDO_FIXED_HIGHER_CAP		BIT(28) /* Requires more than vSafe5V (Sink) */
+#define PDO_FIXED_EXTPOWER		BIT(27) /* Externally powered */
+#define PDO_FIXED_USB_COMM		BIT(26) /* USB communications capable */
+#define PDO_FIXED_DATA_SWAP		BIT(25) /* Data role swap supported */
+#define PDO_FIXED_FRS_CURR_MASK		(BIT(24) | BIT(23)) /* FR_Swap Current (Sink) */
+#define PDO_FIXED_FRS_CURR_SHIFT	23
+#define PDO_FIXED_VOLT_SHIFT		10	/* 50mV units */
+#define PDO_FIXED_CURR_SHIFT		0	/* 10mA units */
 
 #define PDO_FIXED_VOLT(mv)	((((mv) / 50) & PDO_VOLT_MASK) << PDO_FIXED_VOLT_SHIFT)
 #define PDO_FIXED_CURR(ma)	((((ma) / 10) & PDO_CURR_MASK) << PDO_FIXED_CURR_SHIFT)
@@ -454,6 +456,7 @@ static inline unsigned int rdo_max_power(u32 rdo)
 #define PD_T_DB_DETECT		10000	/* 10 - 15 seconds */
 #define PD_T_SEND_SOURCE_CAP	150	/* 100 - 200 ms */
 #define PD_T_SENDER_RESPONSE	60	/* 24 - 30 ms, relaxed */
+#define PD_T_RECEIVER_RESPONSE	15	/* 15ms max */
 #define PD_T_SOURCE_ACTIVITY	45
 #define PD_T_SINK_ACTIVITY	135
 #define PD_T_SINK_WAIT_CAP	240
@@ -473,6 +476,7 @@ static inline unsigned int rdo_max_power(u32 rdo)
 #define PD_T_ERROR_RECOVERY	100	/* minimum 25 is insufficient */
 #define PD_T_SRCSWAPSTDBY      625     /* Maximum of 650ms */
 #define PD_T_NEWSRC            250     /* Maximum of 275ms */
+#define PD_T_SWAP_SRC_START	20	/* Minimum of 20ms */
 
 #define PD_T_DRP_TRY		100	/* 75 - 150 ms */
 #define PD_T_DRP_TRYWAIT	600	/* 400 - 800 ms */
diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h
index 89f58760cf48..09762d26fa0c 100644
--- a/include/linux/usb/tcpm.h
+++ b/include/linux/usb/tcpm.h
@@ -78,8 +78,11 @@ enum tcpm_transmit_type {
  *		automatically if a connection is established.
  * @try_role:	Optional; called to set a preferred role
  * @pd_transmit:Called to transmit PD message
- * @mux:	Pointer to multiplexer data
  * @set_bist_data: Turn on/off bist data mode for compliance testing
+ * @enable_frs:
+ *		Optional; Called to enable/disable PD 3.0 fast role swap.
+ *		Enabling frs is accessory dependent as not all PD3.0
+ *		accessories support fast role swap.
  */
 struct tcpc_dev {
 	struct fwnode_handle *fwnode;
@@ -105,6 +108,7 @@ struct tcpc_dev {
 	int (*pd_transmit)(struct tcpc_dev *dev, enum tcpm_transmit_type type,
 			   const struct pd_message *msg);
 	int (*set_bist_data)(struct tcpc_dev *dev, bool on);
+	int (*enable_frs)(struct tcpc_dev *dev, bool enable);
 };
 
 struct tcpm_port;
@@ -114,6 +118,8 @@ void tcpm_unregister_port(struct tcpm_port *port);
 
 void tcpm_vbus_change(struct tcpm_port *port);
 void tcpm_cc_change(struct tcpm_port *port);
+void tcpm_sink_frs(struct tcpm_port *port);
+void tcpm_sourcing_vbus(struct tcpm_port *port);
 void tcpm_pd_receive(struct tcpm_port *port,
 		     const struct pd_message *msg);
 void tcpm_pd_transmit_complete(struct tcpm_port *port,
diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h
index 9cb1bec94b71..2ec7451a14ab 100644
--- a/include/linux/usb/typec.h
+++ b/include/linux/usb/typec.h
@@ -204,6 +204,18 @@ struct typec_operations {
 			     enum typec_port_type type);
 };
 
+/*
+ * Initial current capability of the new source when vSafe5V is applied during PD3.0 Fast Role Swap.
+ * Based on "Table 6-14 Fixed Supply PDO - Sink" of "USB Power Delivery Specification Revision 3.0,
+ * Version 1.2"
+ */
+enum frs_typec_current {
+	FRS_NOT_SUPPORTED,
+	FRS_DEFAULT_POWER,
+	FRS_5V_1P5A,
+	FRS_5V_3A,
+};
+
 /*
  * struct typec_capability - USB Type-C Port Capabilities
  * @type: Supported power role of the port
@@ -226,6 +238,7 @@ struct typec_capability {
 	int			prefer_role;
 	enum typec_accessory	accessory[TYPEC_MAX_ACCESSORY];
 	unsigned int		orientation_aware:1;
+	enum frs_typec_current	frs_current;
 
 	struct fwnode_handle	*fwnode;
 	void			*driver_data;
