linux-kernel - [PATCH 3/5] USB: typec: tcpm: Fix PR

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Message-Id: <20201210160521.3417426-4-gregkh@linuxfoundation.org>
Date:   Thu, 10 Dec 2020 17:05:19 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     heikki.krogerus@...ux.intel.com, linux@...ck-us.net
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        Kyle Tso <kyletso@...gle.com>,
        Badhri Jagan Sridharan <badhri@...gle.com>,
        Will McVicker <willmcvicker@...gle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: [PATCH 3/5] USB: typec: tcpm: Fix PR_SWAP error handling

From: Kyle Tso <kyletso@...gle.com>

PD rev3.0 8.3.3.16.3.6 PE_PRS_SRC_SNK_Wait_Source_on State
The Policy Enging Shall transition to the ErrorRecovery state when the
PSSourceOnTimer times out ...

Cc: Guenter Roeck <linux@...ck-us.net>
Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc: Badhri Jagan Sridharan <badhri@...gle.com>
Signed-off-by: Kyle Tso <kyletso@...gle.com>
Signed-off-by: Will McVicker <willmcvicker@...gle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/usb/typec/tcpm/tcpm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 0efda59bb104..d51c45961893 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -3728,7 +3728,7 @@ static void run_state_machine(struct tcpm_port *port)
 			tcpm_set_state(port, ERROR_RECOVERY, 0);
 			break;
 		}
-		tcpm_set_state_cond(port, SNK_UNATTACHED, PD_T_PS_SOURCE_ON);
+		tcpm_set_state(port, ERROR_RECOVERY, PD_T_PS_SOURCE_ON);
 		break;
 	case PR_SWAP_SRC_SNK_SINK_ON:
 		/* Set the vbus disconnect threshold for implicit contract */
-- 
2.29.2