Hi Greg, On Mon, Feb 01, 2021 at 03:32:47PM +0100, Greg KH wrote: > On Thu, Jan 28, 2021 at 10:14:00PM -0800, Benson Leung wrote: > > USB Power Delivery has a 3 entity handshake (port, cable, partner), and as > > of USB PD R3.0, each entity may independently support either Revision 2 or > > Revision 3 signaling and protocol. In order for userspace and the kernel > > to properly process the data objects received from a particular SOP*, we > > must know to which revision of the spec each conforms. > > > > This series adds individual version numbers for the partner and the cable, > > and exposes them in the appropriate sysfs in /sys/class/typec. > > > > I provide as a first implementation of this, platform/chrome's cros_ec_typec > > driver, whose underlying status messages convey the SOP and SOP' revisions > > already. > > I've taken the first 3 patches in my tree now, but the last 3 (for the > chrome_ec_typec.c driver), they do not apply at all. > Ah, that's because we have some other changes for the cros_ec_typec.c driver already in platform/chrome for our 5.12 branch. For 5.12, the changes for cros_ec_typec driver is pretty well contained, although there is some dependence on typec subsystem changes now. If I send you a pull request containing all of the changes for this driver we have already merged, plus these last three that depend on both of our trees would you merge it through usb for 5.12? Thanks, Benson > thanks, > > greg k-h -- Benson Leung Staff Software Engineer Chrome OS Kernel Google Inc. bleung@xxxxxxxxxx Chromium OS Project bleung@xxxxxxxxxxxx
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