Add attempt_vconn_swap_discovery callback to determine whether the TCPM should perform a Vconn swap following Discover Identity on SOP. The tcpci will return false unless chip level drivers implement the callback. Maxim based TCPCs will return true unless the last connection resulted in a Vconn Over Current Fault, which may be the result of the Vconn swap. In addition to the port resetting, the TCPCI will veto the next Vconn swap from occurring. Signed-off-by: RD Babiera <rdbabiera@google.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Link: https://lore.kernel.org/r/20240108191620.987785-21-rdbabiera@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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