diff options
Diffstat (limited to 'board/samus_pd/usb_pd_policy.c')
| -rw-r--r-- | board/samus_pd/usb_pd_policy.c | 53 |
1 files changed, 45 insertions, 8 deletions
diff --git a/board/samus_pd/usb_pd_policy.c b/board/samus_pd/usb_pd_policy.c index 2004f6c53f..036653af9a 100644 --- a/board/samus_pd/usb_pd_policy.c +++ b/board/samus_pd/usb_pd_policy.c @@ -257,20 +257,19 @@ static int pd_custom_vdm(int port, int cnt, uint32_t *payload, break; case VDO_CMD_READ_INFO: case VDO_CMD_SEND_INFO: - /* if last word is present, it contains lots of info */ + /* copy hash */ if (cnt == 7) { - /* send host event */ - pd_send_host_event(PD_EVENT_UPDATE_DEVICE); - dev_id = VDO_INFO_HW_DEV_ID(payload[6]); + pd_dev_store_rw_hash(port, dev_id, payload + 1); + + pd_send_host_event(PD_EVENT_UPDATE_DEVICE); CPRINTF("Dev:0x%04x SW:%d RW:%d\n", dev_id, VDO_INFO_SW_DBG_VER(payload[6]), VDO_INFO_IS_RW(payload[6])); - } - /* copy hash */ - if (cnt >= 6) + } else if (cnt == 6) { + /* really old devices don't have last byte */ pd_dev_store_rw_hash(port, dev_id, payload + 1); - + } break; case VDO_CMD_CURRENT: CPRINTF("Current: %dmA\n", payload[1]); @@ -383,6 +382,36 @@ static void svdm_exit_dp_mode(int port) gpio_set_level(PORT_TO_HPD(port), 0); } +static int svdm_enter_gfu_mode(int port, uint32_t mode_caps) +{ + /* Always enter GFU mode */ + return 0; +} + +static void svdm_exit_gfu_mode(int port) +{ +} + +static int svdm_gfu_status(int port, uint32_t *payload) +{ + /* + * This is called after enter mode is successful, send unstructured + * VDM to read info. + */ + pd_send_vdm(port, USB_VID_GOOGLE, VDO_CMD_READ_INFO, NULL, 0); + return 0; +} + +static int svdm_gfu_config(int port, uint32_t *payload) +{ + return 0; +} + +static int svdm_gfu_attention(int port, uint32_t *payload) +{ + return 0; +} + const struct svdm_amode_fx supported_modes[] = { { .svid = USB_SID_DISPLAYPORT, @@ -392,5 +421,13 @@ const struct svdm_amode_fx supported_modes[] = { .attention = &svdm_dp_attention, .exit = &svdm_exit_dp_mode, }, + { + .svid = USB_VID_GOOGLE, + .enter = &svdm_enter_gfu_mode, + .status = &svdm_gfu_status, + .config = &svdm_gfu_config, + .attention = &svdm_gfu_attention, + .exit = &svdm_exit_gfu_mode, + } }; const int supported_modes_cnt = ARRAY_SIZE(supported_modes); |