https://github.com/torvalds/linux
This is a regression introduced by 1373fefc6243 ("usb: typec: tcpm: Allow slow charging loops to comply to pSnkStby") When Source advertises Rp-default, tcpm would request 500mA when in SINK_DISCOVERY, Type-C spec advises the sink to follow BC1.2 current limits when Rp-default is advertised. [12750.503381] Requesting mux state 1, usb-role 2, orientation 1 [12750.503837] state change SNK_ATTACHED -> SNK_STARTUP [rev3 NONE_AMS] [12751.003891] state change SNK_STARTUP -> SNK_DISCOVERY [12751.003900] Setting voltage/current limit 5000 mV 500 mA This patch restores the behavior where the tcpm would request 0mA when Rp-default is advertised by the source. [ 73.174252] Requesting mux state 1, usb-role 2, orientation 1 [ 73.174749] state change SNK_ATTACHED -> SNK_STARTUP [rev3 NONE_AMS] [ 73.674800] state change SNK_STARTUP -> SNK_DISCOVERY [ 73.674808] Setting voltage/current limit 5000 mV 0 mA During SNK_DISCOVERY, Cap the current limit to PD_P_SNK_STDBY_MW / 5 only for slow_charger_loop case. Fixes: 1373fefc6243 ("usb: typec: tcpm: Allow slow charging loops to comply to pSnkStby") Reviewed-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Badhri Jagan Sridharan <badhri@google.com> Link: https://lore.kernel.org/r/20210510211756.3346954-1-badhri@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Cook and download a directory from the Software Heritage Vault
You have requested the cooking of the directory with identifier swh:1:dir:e404cfe26c4b050f0cba01605cb71c4aa6f7d9b4 into a standard tar.gz archive
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Download a directory from the Software Heritage Vault
You have requested the download of the directory with identifier swh:1:dir:e404cfe26c4b050f0cba01605cb71c4aa6f7d9b4 as a standard tar.gz archive
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Cook and download a revision from the Software Heritage Vault
You have requested the cooking of the history heading to revision with identifier swh:1:rev:12701ce524bc9b7c6345a2425208501fd2c62aad into a bare git archive
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Download a revision from the Software Heritage Vault
You have requested the download of the history heading to revision with identifier swh:1:rev:12701ce524bc9b7c6345a2425208501fd2c62aad as a bare git archive
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Download link has expired
The requested archive is no longer available for download from the Software Heritage Vault.
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Take a new snapshot of a software origin
If the archived software origin currently browsed is not synchronized with its upstream version (for instance when new commits have been issued), you can explicitly request Software Heritage to take a new snapshot of it.
Use the form below to proceed. Once a request has been submitted and accepted, it will be processed as soon as possible. You can then check its processing state by visiting this dedicated page.Processing "take a new snapshot" request ...
To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used.
Select below a type of object currently browsed in order to display its associated SWHID and permalink.
usb: typec: tcpm: Fix SINK_DISCOVERY current limit for Rp-default
Computing file changes ...