diff options
Diffstat (limited to 'common/usb_common.c')
| -rw-r--r-- | common/usb_common.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/common/usb_common.c b/common/usb_common.c index fb3ebe84e0..9ac17802d2 100644 --- a/common/usb_common.c +++ b/common/usb_common.c @@ -69,8 +69,11 @@ typec_current_t usb_get_typec_current_limit(enum tcpc_cc_polarity polarity, enum tcpc_cc_voltage_status cc1, enum tcpc_cc_voltage_status cc2) { typec_current_t charge = 0; - enum tcpc_cc_voltage_status cc = polarity ? cc2 : cc1; - enum tcpc_cc_voltage_status cc_alt = polarity ? cc1 : cc2; + enum tcpc_cc_voltage_status cc; + enum tcpc_cc_voltage_status cc_alt; + + cc = polarity_rm_dts(polarity) ? cc2 : cc1; + cc_alt = polarity_rm_dts(polarity) ? cc1 : cc2; switch (cc) { case TYPEC_CC_VOLT_RP_3_0: @@ -110,16 +113,20 @@ enum tcpc_cc_polarity get_snk_polarity(enum tcpc_cc_voltage_status cc1, * TYPEC_CC_VOLT_RP_1_5 > TYPEC_CC_VOLT_RP_DEF * TYPEC_CC_VOLT_RP_DEF > TYPEC_CC_VOLT_OPEN */ - return cc2 > cc1; + if (cc_is_src_dbg_acc(cc1, cc2)) + return (cc1 > cc2) ? POLARITY_CC1_DTS : POLARITY_CC2_DTS; + + return (cc1 > cc2) ? POLARITY_CC1 : POLARITY_CC2; } enum tcpc_cc_polarity get_src_polarity(enum tcpc_cc_voltage_status cc1, enum tcpc_cc_voltage_status cc2) { - if (cc_is_open(cc1, cc2)) + if (cc_is_open(cc1, cc2) || + cc_is_snk_dbg_acc(cc1, cc2)) return POLARITY_NONE; - return cc1 != TYPEC_CC_VOLT_RD; + return (cc1 == TYPEC_CC_VOLT_RD) ? POLARITY_CC1 : POLARITY_CC2; } enum pd_cc_states pd_get_cc_state( |