Unverified Commit b64afd94 authored by Prashant Malani's avatar Prashant Malani Committed by Benson Leung
Browse files

platform/chrome: cros_ec: Import Type C control command 

This command is used to communicate with the Chrome Embedded Controller
(EC) regarding USB Type C events and state.

These header updates are included in the latest Chrome OS EC headers [1]

[1]
https://chromium.googlesource.com/chromiumos/platform/ec/+/refs/heads/main/include/ec_commands.h



Signed-off-by: default avatarPrashant Malani <pmalani@chromium.org>
Link: https://lore.kernel.org/r/20210203021539.745239-1-pmalani@chromium.org


Signed-off-by: default avatarBenson Leung <bleung@chromium.org>
parent 64eaa0fa

include/linux/platform_data/cros_ec_commands.h

+26 −0
Original line number Diff line number Diff line
@@ -5577,6 +5577,32 @@ struct ec_response_typec_discovery { 
	struct svid_mode_info svids[0];

} __ec_align1;



/* USB Type-C commands for AP-controlled device policy. */

#define EC_CMD_TYPEC_CONTROL 0x0132



enum typec_control_command {

	TYPEC_CONTROL_COMMAND_EXIT_MODES,

	TYPEC_CONTROL_COMMAND_CLEAR_EVENTS,

	TYPEC_CONTROL_COMMAND_ENTER_MODE,

};



struct ec_params_typec_control {

	uint8_t port;

	uint8_t command;	/* enum typec_control_command */

	uint16_t reserved;



	/*

	 * This section will be interpreted based on |command|. Define a

	 * placeholder structure to avoid having to increase the size and bump

	 * the command version when adding new sub-commands.

	 */

	union {

		uint32_t clear_events_mask;

		uint8_t mode_to_enter;      /* enum typec_mode */

		uint8_t placeholder[128];

	};

} __ec_align1;



/*

 * Gather all status information for a port.

 *