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Diffstat (limited to 'include/usb_pd_tcpm.h')
-rw-r--r--include/usb_pd_tcpm.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/usb_pd_tcpm.h b/include/usb_pd_tcpm.h
index 0902d411b5..7dfa2dca1c 100644
--- a/include/usb_pd_tcpm.h
+++ b/include/usb_pd_tcpm.h
@@ -65,14 +65,21 @@ static inline enum tcpc_cc_polarity polarity_rm_dts(
return (enum tcpc_cc_polarity)(polarity & BIT(0));
}
-enum tcpm_transmit_type {
+/*
+ * Types of PD data that can be sent or received. The values match the TCPCI bit
+ * field values TRANSMIT[Transmit SOP* Message] (TCPCI r2.0 v1.2, table 4-38)
+ * and RX_BUF_FRAME_TYPE[Received SOP* message] (table 4-37).
+ */
+enum tcpm_sop_type {
TCPC_TX_SOP = 0,
TCPC_TX_SOP_PRIME = 1,
TCPC_TX_SOP_PRIME_PRIME = 2,
TCPC_TX_SOP_DEBUG_PRIME = 3,
TCPC_TX_SOP_DEBUG_PRIME_PRIME = 4,
+ /* Only a valid register setting for TRANSMIT */
TCPC_TX_HARD_RESET = 5,
TCPC_TX_CABLE_RESET = 6,
+ /* Only a valid register setting for TRANSMIT */
TCPC_TX_BIST_MODE_2 = 7,
TCPC_TX_INVALID = 0xf,
};
@@ -302,7 +309,7 @@ struct tcpm_drv {
*
* @return EC_SUCCESS or error
*/
- int (*transmit)(int port, enum tcpm_transmit_type type, uint16_t header,
+ int (*transmit)(int port, enum tcpm_sop_type type, uint16_t header,
const uint32_t *data);
/**