linux/drivers/usb/typec
Kyle Tso 2ad7e02c2e usb: typec: tcpm: Ignore received Hard Reset in TOGGLING state
commit fc8fb9eea9 upstream.

Similar to what fixed in Commit a6fe37f428 ("usb: typec: tcpm: Skip
hard reset when in error recovery"), the handling of the received Hard
Reset has to be skipped during TOGGLING state.

[ 4086.021288] VBUS off
[ 4086.021295] pending state change SNK_READY -> SNK_UNATTACHED @ 650 ms [rev2 NONE_AMS]
[ 4086.022113] VBUS VSAFE0V
[ 4086.022117] state change SNK_READY -> SNK_UNATTACHED [rev2 NONE_AMS]
[ 4086.022447] VBUS off
[ 4086.022450] state change SNK_UNATTACHED -> SNK_UNATTACHED [rev2 NONE_AMS]
[ 4086.023060] VBUS VSAFE0V
[ 4086.023064] state change SNK_UNATTACHED -> SNK_UNATTACHED [rev2 NONE_AMS]
[ 4086.023070] disable BIST MODE TESTDATA
[ 4086.023766] disable vbus discharge ret:0
[ 4086.023911] Setting usb_comm capable false
[ 4086.028874] Setting voltage/current limit 0 mV 0 mA
[ 4086.028888] polarity 0
[ 4086.030305] Requesting mux state 0, usb-role 0, orientation 0
[ 4086.033539] Start toggling
[ 4086.038496] state change SNK_UNATTACHED -> TOGGLING [rev2 NONE_AMS]

// This Hard Reset is unexpected
[ 4086.038499] Received hard reset
[ 4086.038501] state change TOGGLING -> HARD_RESET_START [rev2 HARD_RESET]

Fixes: f0690a25a1 ("staging: typec: USB Type-C Port Manager (tcpm)")
Cc: stable@vger.kernel.org
Signed-off-by: Kyle Tso <kyletso@google.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20240520154858.1072347-1-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2024-06-21 14:35:43 +02:00
..
altmodes usb: typec: altmodes/displayport: Signal hpd low when exiting mode 2023-10-19 23:08:58 +02:00
mux usb: typec: intel_pmc_mux: Don't leak the ACPI device reference count 2023-03-10 09:33:31 +01:00
tcpm usb: typec: tcpm: Ignore received Hard Reset in TOGGLING state 2024-06-21 14:35:43 +02:00
tipd usb: typec: tipd: fix event checking for tps6598x 2024-05-25 16:21:35 +02:00
ucsi usb: typec: ucsi: displayport: Fix potential deadlock 2024-05-25 16:21:35 +02:00
anx7411.c USB/Thunderbolt changes for 6.1-rc1 2022-10-07 16:48:26 -07:00
bus.c usb: typec: bus: verify partner exists in typec_altmode_attention 2023-09-13 09:43:04 +02:00
bus.h usb: typec: Organize the private headers properly 2021-04-05 09:07:41 +02:00
class.c usb: typec: Return size of buffer if pd_set operation succeeds 2024-04-03 15:19:52 +02:00
class.h usb: typec: Add retimer handle to port 2022-07-14 16:24:05 +02:00
hd3ss3220.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
Kconfig usb: typec: anx7411: Fix build error without CONFIG_POWER_SUPPLY 2022-09-22 15:21:03 +02:00
Makefile usb: typec: Add support for retimers 2022-07-14 16:24:05 +02:00
mux.c usb: typec: Replace custom implementation of device_match_fwnode() 2022-09-30 13:55:13 +02:00
mux.h usb: typec: mux: Introduce indirection 2022-04-26 13:47:13 +02:00
pd.c usb: typec: Fix fast_role_swap_current show function 2023-06-21 16:00:57 +02:00
pd.h usb: typec: Separate USB Power Delivery from USB Type-C 2022-06-12 06:49:47 +02:00
port-mapper.c ACPI: bus: Introduce acpi_bus_for_each_dev() 2022-03-02 20:55:47 +01:00
qcom-pmic-typec.c usb: typec: qcom-pmic-typec: Switch to use dev_err_probe() helper 2022-09-27 10:35:46 +02:00
retimer.c usb: typec: Replace custom implementation of device_match_fwnode() 2022-09-30 13:55:13 +02:00
retimer.h usb: typec: Add support for retimers 2022-07-14 16:24:05 +02:00
rt1719.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
stusb160x.c USB/Thunderbolt changes for 6.1-rc1 2022-10-07 16:48:26 -07:00
wusb3801.c usb: typec: wusb3801: fix fwnode refcount leak in wusb3801_probe() 2022-12-31 13:32:42 +01:00