diff options
| -rw-r--r-- | src/ec/google/chromeec/ec.c | 63 | ||||
| -rw-r--r-- | src/ec/google/chromeec/ec.h | 11 | ||||
| -rw-r--r-- | src/ec/google/chromeec/ec_acpi.c | 3 |
3 files changed, 73 insertions, 4 deletions
diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c index 40285dc81d..82de088401 100644 --- a/src/ec/google/chromeec/ec.c +++ b/src/ec/google/chromeec/ec.c @@ -1380,11 +1380,11 @@ enum ec_image google_chromeec_get_current_image(void) return ec_image_type; } -int google_chromeec_get_num_pd_ports(int *num_ports) +int google_chromeec_get_num_pd_ports(unsigned int *num_ports) { struct ec_response_charge_port_count resp = {}; struct chromeec_command cmd = { - .cmd_code = EC_CMD_CHARGE_PORT_COUNT, + .cmd_code = EC_CMD_USB_PD_PORTS, .cmd_version = 0, .cmd_data_out = &resp, .cmd_size_in = 0, @@ -1441,6 +1441,65 @@ int google_ec_running_ro(void) return (google_chromeec_get_current_image() == EC_IMAGE_RO); } +int google_chromeec_usb_pd_control(int port, bool *ufp, bool *dbg_acc, uint8_t *dp_mode) +{ + struct ec_params_usb_pd_control pd_control = { + .port = port, + .role = USB_PD_CTRL_ROLE_NO_CHANGE, + .mux = USB_PD_CTRL_ROLE_NO_CHANGE, + .swap = USB_PD_CTRL_SWAP_NONE, + }; + struct ec_response_usb_pd_control_v2 resp = {}; + struct chromeec_command cmd = { + .cmd_code = EC_CMD_USB_PD_CONTROL, + .cmd_version = 2, + .cmd_data_in = &pd_control, + .cmd_size_in = sizeof(pd_control), + .cmd_data_out = &resp, + .cmd_size_out = sizeof(resp), + .cmd_dev_index = 0, + }; + + if (google_chromeec_command(&cmd) < 0) + return -1; + + *ufp = (resp.cc_state == PD_CC_DFP_ATTACHED); + *dbg_acc = (resp.cc_state == PD_CC_DFP_DEBUG_ACC); + *dp_mode = resp.dp_mode; + + return 0; +} + +/** + * Check for the current mux state in EC. Flags representing the mux state found + * in ec_commands.h + */ +int google_chromeec_usb_get_pd_mux_info(int port, uint8_t *flags) +{ + struct ec_params_usb_pd_mux_info req_mux = { + .port = port, + }; + struct ec_response_usb_pd_mux_info resp_mux = {}; + struct chromeec_command cmd = { + .cmd_code = EC_CMD_USB_PD_MUX_INFO, + .cmd_version = 0, + .cmd_data_in = &req_mux, + .cmd_size_in = sizeof(req_mux), + .cmd_data_out = &resp_mux, + .cmd_size_out = sizeof(resp_mux), + .cmd_dev_index = 0, + }; + + if (port < 0) + return -1; + + if (google_chromeec_command(&cmd) < 0) + return -1; + + *flags = resp_mux.flags; + return 0; +} + /** * Check if EC/TCPM is in an alternate mode or not. * diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h index 9d4e58842e..ad3768c025 100644 --- a/src/ec/google/chromeec/ec.h +++ b/src/ec/google/chromeec/ec.h @@ -27,6 +27,15 @@ int google_ec_running_ro(void); enum ec_image google_chromeec_get_current_image(void); void google_chromeec_init(void); int google_chromeec_pd_get_amode(uint16_t svid); +/* Check for the current mux state in EC + * in: int port physical port number of the type-c port + * out: uint8_t flags flags representing the status of the mux such as + * usb capability, dp capability, cable type, etc + */ +int google_chromeec_usb_get_pd_mux_info(int port, uint8_t *flags); +/* Returns data role and type of device connected */ +int google_chromeec_usb_pd_control(int port, bool *ufp, bool *dbg_acc, + uint8_t *dp_mode); int google_chromeec_wait_for_displayport(long timeout); /* Device events */ @@ -306,7 +315,7 @@ int google_chromeec_get_cmd_versions(int command, uint32_t *pmask); * of PD-capable USB ports according to the EC. * @return 0 on success, -1 on error */ -int google_chromeec_get_num_pd_ports(int *num_ports); +int google_chromeec_get_num_pd_ports(unsigned int *num_ports); /* Structure representing the capabilities of a USB-PD port */ struct usb_pd_port_caps { diff --git a/src/ec/google/chromeec/ec_acpi.c b/src/ec/google/chromeec/ec_acpi.c index 8a76805407..b7683167af 100644 --- a/src/ec/google/chromeec/ec_acpi.c +++ b/src/ec/google/chromeec/ec_acpi.c @@ -144,7 +144,8 @@ static bool match_connector(DEVTREE_CONST struct device *dev) static void fill_ssdt_typec_device(const struct device *dev) { int rv; - int i, num_ports; + int i; + unsigned int num_ports; struct device *usb2_port; struct device *usb3_port; struct device *usb4_port; |