[PATCH AUTOSEL 5.4 114/130] USB: typec: tcpm: Fix PR_SWAP error handling

From: Sasha Levin
Date: Tue Dec 22 2020 - 21:56:49 EST


From: Kyle Tso <kyletso@xxxxxxxxxx>

[ Upstream commit 301a633c1b5b2caa4c4b97a83270d4a1d60c53bf ]

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@xxxxxxxxxxxx>
Cc: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
Cc: Badhri Jagan Sridharan <badhri@xxxxxxxxxx>
Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Acked-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
Signed-off-by: Kyle Tso <kyletso@xxxxxxxxxx>
Signed-off-by: Will McVicker <willmcvicker@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20201210160521.3417426-4-gregkh@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 5bb84cb4876a9..0c0f251ab8a51 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -3451,7 +3451,7 @@ 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:
tcpm_set_state(port, SNK_STARTUP, 0);
--
2.27.0