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usb: typec: tcpm: set SRC_SEND_CAPABILITIES timeout to PD_T_SENDER_RESPONSE

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As PD2.0 spec ("8.3.3.2.3 PE_SRC_Send_Capabilities state"), after the
Source receives the GoodCRC Message from the Sink in response to the
Source_Capabilities message, it should start the SenderResponseTimer,
after the timer times out, the state machine transitions to the
HARD_RESET state.

Fixes: f0690a25a1 ("staging: typec: USB Type-C Port Manager (tcpm)")
Cc: stable@vger.kernel.org
Signed-off-by: Jos Wang <joswang@lenovo.com>
Reviewed-by: Badhri Jagan Sridharan <badhri@google.com>
Link: https://lore.kernel.org/r/20250105135245.7493-1-joswang1221@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jos Wang
2025-01-05 21:52:45 +08:00
committed by Greg Kroah-Hartman
parent 2919c4a3d8
commit 2eb3da037c
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/typec/tcpm/tcpm.c
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@@ -4821,7 +4821,7 @@ static void run_state_machine(struct tcpm_port *port)
port->caps_count = 0;
port->pd_capable = true;
tcpm_set_state_cond(port, SRC_SEND_CAPABILITIES_TIMEOUT,
PD_T_SEND_SOURCE_CAP);
PD_T_SENDER_RESPONSE);
}
break;
case SRC_SEND_CAPABILITIES_TIMEOUT: