86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef __CROS_EC_TYPEC__
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#define __CROS_EC_TYPEC__
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#include <linux/list.h>
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#include <linux/notifier.h>
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#include <linux/platform_data/cros_ec_proto.h>
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#include <linux/usb/pd.h>
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#include <linux/usb/role.h>
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#include <linux/usb/typec.h>
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#include <linux/usb/typec_altmode.h>
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#include <linux/usb/typec_mux.h>
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#include <linux/usb/typec_retimer.h>
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#include <linux/workqueue.h>
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/* Supported alt modes. */
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enum {
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CROS_EC_ALTMODE_DP = 0,
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CROS_EC_ALTMODE_TBT,
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CROS_EC_ALTMODE_MAX,
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};
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/* Container for altmode pointer nodes. */
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struct cros_typec_altmode_node {
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struct typec_altmode *amode;
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struct list_head list;
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};
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/* Platform-specific data for the Chrome OS EC Type C controller. */
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struct cros_typec_data {
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struct device *dev;
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struct cros_ec_device *ec;
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int num_ports;
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unsigned int pd_ctrl_ver;
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/* Array of ports, indexed by port number. */
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struct cros_typec_port *ports[EC_USB_PD_MAX_PORTS];
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struct notifier_block nb;
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struct work_struct port_work;
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bool typec_cmd_supported;
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bool needs_mux_ack;
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};
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/* Per port data. */
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struct cros_typec_port {
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struct typec_port *port;
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int port_num;
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/* Initial capabilities for the port. */
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struct typec_capability caps;
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struct typec_partner *partner;
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struct typec_cable *cable;
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/* SOP' plug. */
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struct typec_plug *plug;
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/* Port partner PD identity info. */
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struct usb_pd_identity p_identity;
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/* Port cable PD identity info. */
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struct usb_pd_identity c_identity;
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struct typec_switch *ori_sw;
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struct typec_mux *mux;
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struct typec_retimer *retimer;
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struct usb_role_switch *role_sw;
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/* Variables keeping track of switch state. */
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struct typec_mux_state state;
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uint8_t mux_flags;
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uint8_t role;
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struct typec_altmode *port_altmode[CROS_EC_ALTMODE_MAX];
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/* Flag indicating that PD partner discovery data parsing is completed. */
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bool sop_disc_done;
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bool sop_prime_disc_done;
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struct ec_response_typec_discovery *disc_data;
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struct list_head partner_mode_list;
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struct list_head plug_mode_list;
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/* PDO-related structs */
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struct usb_power_delivery *partner_pd;
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struct usb_power_delivery_capabilities *partner_src_caps;
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struct usb_power_delivery_capabilities *partner_sink_caps;
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struct cros_typec_data *typec_data;
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};
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#endif /* __CROS_EC_TYPEC__ */
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