Incorporate updates to the EC headers to support the retrieval of VDM Attention messages from port partners. These headers are already present in the ChromeOS EC codebase. [1] [1] https://source.chromium.org/chromium/chromiumos/platform/ec/+/main:include/ec_commands.h
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| @@ -5862,6 +5862,7 @@ enum tcpc_cc_polarity { · 5861 unmodified lines | ||
| 5862 | 5862 | #define PD_STATUS_EVENT_MUX_1_SET_DONE BIT(5) |
| 5863 | 5863 | #define PD_STATUS_EVENT_VDM_REQ_REPLY BIT(6) |
| 5864 | 5864 | #define PD_STATUS_EVENT_VDM_REQ_FAILED BIT(7) |
| 5865 | +#define PD_STATUS_EVENT_VDM_ATTENTION BIT(8) | |
| 5865 | 5866 | |
| 5866 | 5867 | struct ec_params_typec_status { |
| 5867 | 5868 | uint8_t port; |
| @@ -5906,7 +5907,8 @@ struct ec_response_typec_status { · 38 unmodified lines | ||
| 5906 | 5907 | } __ec_align1; |
| 5907 | 5908 | |
| 5908 | 5909 | /* |
| 5909 | − * Gather the response to the most recent VDM REQ from the AP | |
| 5910 | + * Gather the response to the most recent VDM REQ from the AP, as well | |
| 5911 | + * as popping the oldest VDM:Attention from the DPM queue | |
| 5910 | 5912 | */ |
| 5911 | 5913 | #define EC_CMD_TYPEC_VDM_RESPONSE 0x013C |
| 5912 | 5914 | |
| @@ -5919,10 +5921,18 @@ struct ec_response_typec_vdm_response { · 6 unmodified lines | ||
| 5919 | 5921 | uint8_t vdm_data_objects; |
| 5920 | 5922 | /* Partner to address - see enum typec_partner_type */ |
| 5921 | 5923 | uint8_t partner_type; |
| 5922 | − /* Reserved */ | |
| 5923 | − uint16_t reserved; | |
| 5924 | + /* enum ec_status describing VDM response */ | |
| 5925 | + uint16_t vdm_response_err; | |
| 5924 | 5926 | /* VDM data, including VDM header */ |
| 5925 | 5927 | uint32_t vdm_response[VDO_MAX_SIZE]; |
| 5928 | + /* Number of 32-bit Attention fields filled in */ | |
| 5929 | + uint8_t vdm_attention_objects; | |
| 5930 | + /* Number of remaining messages to consume */ | |
| 5931 | + uint8_t vdm_attention_left; | |
| 5932 | + /* Reserved */ | |
| 5933 | + uint16_t reserved1; | |
| 5934 | + /* VDM:Attention contents */ | |
| 5935 | + uint32_t vdm_attention[2]; | |
| 5926 | 5936 | } __ec_align1; |
| 5927 | 5937 | |
| 5928 | 5938 | #undef VDO_MAX_SIZE |