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Code Issues Releases Packages Activity
linux/drivers/usb/typec
History
Kyle Tso 62e939abae 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 2024-07-05 09:14:14 +02:00
..
altmodes usb: typec: altmodes/displayport: fix pin_assignment_show 2023-05-24 17:36:53 +01:00
mux usb: typec: intel_pmc_mux: Don't leak the ACPI device reference count 2023-03-10 09:39:37 +01:00
tcpm usb: typec: tcpm: Ignore received Hard Reset in TOGGLING state 2024-07-05 09:14:14 +02:00
tipd usb: typec: tipd: Fix spurious fwnode_handle_put in error path 2022-12-31 13:14:27 +01:00
ucsi usb: typec: ucsi: displayport: Fix potential deadlock 2024-05-25 16:20:18 +02:00
bus.c usb: typec: bus: verify partner exists in typec_altmode_attention 2023-09-19 12:22:53 +02:00
bus.h usb: typec: Organize the private headers properly 2021-04-05 09:07:41 +02:00
class.c usb: typec: class: fix typec_altmode_put_partner to put plugs 2024-01-25 14:52:47 -08:00
class.h usb: typec: Link all ports during connector registration 2021-04-09 16:00:00 +02:00
hd3ss3220.c usb: typec: hd3ss3220: Use OF graph API to get the connector fwnode 2020-10-02 15:28:18 +02:00
Kconfig usb: typec: STUSB160X should select REGMAP_I2C 2021-11-18 19:16:54 +01:00
Makefile usb: typec: Port mapping utility 2021-04-09 16:00:00 +02:00
mux.c usb: typec: mux: Check dev_set_name() return value 2022-06-14 18:36:05 +02:00
mux.h usb: typec: mux: Use device type instead of device name for matching 2021-05-27 09:23:57 +02:00
port-mapper.c usb: typec: silence a static checker warning 2021-04-14 15:15:40 +02:00
qcom-pmic-typec.c usb: typec: Add QCOM PMIC typec detection driver 2020-10-09 15:14:43 +02:00
stusb160x.c usb: typec: stusb160x: Don't block probing of consumer of "connector" nodes 2021-07-21 09:16:40 +02:00