On Thu, Dec 23, 2021 at 9:16 AM Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> wrote: > > Hi, > > The last version (v4) was not properly cleaned up. Should be now OK. It looks good to me, so Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx> for the ACPI-related changes in this series and please feel free to route it through the USB tree if that's preferred. Thanks! > v4 cover letter: > > Now only storing the crc hash to a new member in struct acpi_device, > just like proposed by Rafael. In port-mapper.c I'm then scanning the > acpi bus separately with every port in order to find the matching > devices. > > > v3 cover letter: > > The _PLD buffer is no longer stored as requested by Rafael, so the > drivers will need to continue to evaluate the _PLD if they need it. > > The stored locations will therefore only contain the list of other > devices that share the location, but that is most important, and in > practice the main goal of the series in any case. > > > v2 cover letter: > > I'm now using the helpers device_match_acpi_dev() and > device_match_fwnode() like Andy suggested. No other changes. > > > The original cover letter: > > This removes the need for the drivers to always separately evaluate > the _PLD. With the USB Type-C connector and USB port mapping this > allows us to start using the component framework and remove the custom > APIs. > > So far the only users of the _PLD information have been the USB > drivers, but it seems it will be used also at least in some camera > drivers later. These nevertheless touch mostly USB drivers. > > thanks, > > Heikki Krogerus (5): > acpi: Export acpi_bus_type > acpi: Store CRC-32 hash of the _PLD in struct acpi_device > usb: Link the ports to the connectors they are attached to > usb: typec: port-mapper: Convert to the component framework > usb: Remove usb_for_each_port() > > Documentation/ABI/testing/sysfs-bus-usb | 9 + > drivers/acpi/bus.c | 1 + > drivers/acpi/scan.c | 16 ++ > drivers/usb/core/port.c | 32 +++ > drivers/usb/core/usb.c | 46 ---- > drivers/usb/typec/Makefile | 3 +- > drivers/usb/typec/class.c | 2 - > drivers/usb/typec/class.h | 10 +- > drivers/usb/typec/port-mapper.c | 279 ++++-------------------- > include/acpi/acpi_bus.h | 1 + > include/linux/usb.h | 9 - > include/linux/usb/typec.h | 12 - > 12 files changed, 105 insertions(+), 315 deletions(-) > > -- > 2.34.1 >
