diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index 7b93dfd0299929d610d390cc6ee531f352e4f040..0abd21044882abf300f4c959505303e599e40d20 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -870,6 +870,18 @@ static int cros_typec_handle_sop_disc(struct cros_typec_data *typec, int port_nu return ret; } +static int cros_typec_send_clear_event(struct cros_typec_data *typec, int port_num, u32 events_mask) +{ + struct ec_params_typec_control req = { + .port = port_num, + .command = TYPEC_CONTROL_COMMAND_CLEAR_EVENTS, + .clear_events_mask = events_mask, + }; + + return cros_typec_ec_command(typec, 0, EC_CMD_TYPEC_CONTROL, &req, + sizeof(req), NULL, 0); +} + static void cros_typec_handle_status(struct cros_typec_data *typec, int port_num) { struct ec_response_typec_status resp; @@ -894,9 +906,14 @@ static void cros_typec_handle_status(struct cros_typec_data *typec, int port_num ret = cros_typec_handle_sop_disc(typec, port_num, sop_revision); if (ret < 0) dev_err(typec->dev, "Couldn't parse SOP Disc data, port: %d\n", port_num); - else + else { typec->ports[port_num]->sop_disc_done = true; - + ret = cros_typec_send_clear_event(typec, port_num, + PD_STATUS_EVENT_SOP_DISC_DONE); + if (ret < 0) + dev_warn(typec->dev, + "Failed SOP Disc event clear, port: %d\n", port_num); + } if (resp.sop_connected) typec_set_pwr_opmode(typec->ports[port_num]->port, TYPEC_PWR_MODE_PD); } @@ -910,8 +927,14 @@ static void cros_typec_handle_status(struct cros_typec_data *typec, int port_num ret = cros_typec_handle_sop_prime_disc(typec, port_num, sop_prime_revision); if (ret < 0) dev_err(typec->dev, "Couldn't parse SOP' Disc data, port: %d\n", port_num); - else + else { typec->ports[port_num]->sop_prime_disc_done = true; + ret = cros_typec_send_clear_event(typec, port_num, + PD_STATUS_EVENT_SOP_PRIME_DISC_DONE); + if (ret < 0) + dev_warn(typec->dev, + "Failed SOP Disc event clear, port: %d\n", port_num); + } } } diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h index 9787715540c7bcc95887234403f543ec668efc6d..50e1caad81be72168329bfa059e289856cd226cd 100644 --- a/include/linux/platform_data/cros_ec_commands.h +++ b/include/linux/platform_data/cros_ec_commands.h @@ -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. *