Messages in this thread Patch in this message | | | From | Badhri Jagan Sridharan <> | Subject | [PATCH 2/6] staging: usb: typec: Check for port type for Try.SRC/Try.SNK | Date | Sat, 26 Aug 2017 22:24:12 -0700 |
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Enable Try.SRC or Try.SNK only when port_type is DRP. Try.SRC or Try.SNK state machines are not valid for SRC only or SNK only ports.
Signed-off-by: Badhri Jagan Sridharan <Badhri@google.com> --- drivers/staging/typec/tcpm.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/typec/tcpm.c b/drivers/staging/typec/tcpm.c index 6c045ac9c42a..1219e3bc13ef 100644 --- a/drivers/staging/typec/tcpm.c +++ b/drivers/staging/typec/tcpm.c @@ -328,10 +328,12 @@ struct pd_rx_event { (tcpm_cc_is_audio((port)->cc2) && tcpm_cc_is_open((port)->cc1))) #define tcpm_try_snk(port) \ - ((port)->try_snk_count == 0 && (port)->try_role == TYPEC_SINK) + ((port)->try_snk_count == 0 && (port)->try_role == TYPEC_SINK && \ + (port)->port_type == TYPEC_PORT_DRP) #define tcpm_try_src(port) \ - ((port)->try_src_count == 0 && (port)->try_role == TYPEC_SOURCE) + ((port)->try_src_count == 0 && (port)->try_role == TYPEC_SOURCE && \ + (port)->port_type == TYPEC_PORT_DRP) static enum tcpm_state tcpm_default_state(struct tcpm_port *port) { -- 2.14.1.342.g6490525c54-goog
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