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    SubjectRe: [PATCH v5 00/15] Add functionality to ipu3-cio2 driver allowing software_node connections to sensors on platforms designed for Windows
    Hi Greg,

    On Thu, Jan 07, 2021 at 01:28:23PM +0000, Daniel Scally wrote:
    >
    > Hello all
    >
    > v4:
    > https://lore.kernel.org/linux-media/20210103231235.792999-1-djrscally@gmail.com/T/#m11b7cb977e1b73fba1e625c3d6a189e2943a7783
    > v3:
    > https://lore.kernel.org/linux-media/20201224010907.263125-1-djrscally@gmail.com/T/#m37b831bb2b406917d6db5da9acf9ed35df65d72d
    > v2:
    > https://lore.kernel.org/linux-media/20201217234337.1983732-1-djrscally@gmail.com/T/#md93fd090009b42a6a98aed892aff0d38cf07e0cd
    > v1:
    > https://lore.kernel.org/linux-media/20201130133129.1024662-1-djrscally@gmail.com/T/#m91934e12e3d033da2e768e952ea3b4a125ee3e67
    >
    > This series is to start adding support for webcams on laptops with ACPI tables
    > designed for use with CIO2 on Windows. This series extends the ipu3-cio2
    > driver to allow for patching the firmware via software_nodes if endpoints
    > aren't defined by ACPI.
    >
    > I'm hopeful that most or all of this series could get picked up for 5.12.
    > We touch a few different areas (listed below), but I think the easiest
    > approach would be to merge everything through media tree. Rafael, Greg,
    > Mauro and Sergey; are you ok with that plan, or would you prefer a
    > different approach? Mauro; if that plan is ok (and of course assuming that
    > the rest of the patches are acked by their respective maintainers) could
    > we get a dedicated feature branch just in case the following series ends
    > up being ready in time too?
    >
    > lib
    > lib/test_printf.c: Use helper function to unwind array of
    > software_nodes
    >
    > base
    > software_node: Fix refcounts in software_node_get_next_child()
    > property: Return true in fwnode_device_is_available for NULL ops
    > property: Call fwnode_graph_get_endpoint_by_id() for fwnode->secondary
    > software_node: Enforce parent before child ordering of nodes arrays
    > software_node: unregister software_nodes in reverse order

    Could you please let us know with an Acked-by if these patches can be
    merged through the linux-media tree for v5.12 ? This is a cross-tree
    series and we would like to avoid topic branches if possible.

    > include: fwnode.h: Define format macros for ports and endpoints
    >
    > acpi
    > acpi: Add acpi_dev_get_next_match_dev() and helper macro
    >
    > media
    > media: v4l2-core: v4l2-async: Check sd->fwnode->secondary in
    > match_fwnode()
    > ipu3-cio2: Add T: entry to MAINTAINERS
    > ipu3-cio2: Rename ipu3-cio2.c
    > ipu3-cio2: Add cio2-bridge to ipu3-cio2 driver
    > include: media: v4l2-fwnode: Include v4l2_fwnode_bus_type
    >
    > Series-level changelog:
    > - Rebased onto 5.11-rc1
    >
    > Thanks
    > Dan
    >
    > Andy Shevchenko (1):
    > media: ipu3-cio2: Add headers that ipu3-cio2.h is direct user of
    >
    > Daniel Scally (13):
    > software_node: Fix refcounts in software_node_get_next_child()
    > device property: Return true in fwnode_device_is_available for NULL
    > ops
    > device property: Call fwnode_graph_get_endpoint_by_id() for
    > fwnode->secondary
    > software_node: Enforce parent before child ordering of nodes arrays
    > software_node: unregister software_nodes in reverse order
    > device property: Define format macros for ports and endpoints
    > lib/test_printf.c: Use helper function to unwind array of
    > software_nodes
    > ipu3-cio2: Add T: entry to MAINTAINERS
    > ipu3-cio2: Rename ipu3-cio2.c
    > media: v4l2-core: v4l2-async: Check sd->fwnode->secondary in
    > match_fwnode()
    > ACPI / bus: Add acpi_dev_get_next_match_dev() and helper macro
    > media: v4l2-fwnode: Include v4l2_fwnode_bus_type
    > ipu3-cio2: Add cio2-bridge to ipu3-cio2 driver
    >
    > Heikki Krogerus (1):
    > software_node: Add support for fwnode_graph*() family of functions
    >
    > MAINTAINERS | 2 +
    > drivers/acpi/utils.c | 30 +-
    > drivers/base/property.c | 15 +-
    > drivers/base/swnode.c | 180 ++++++++--
    > drivers/media/pci/intel/ipu3/Kconfig | 18 +
    > drivers/media/pci/intel/ipu3/Makefile | 3 +
    > drivers/media/pci/intel/ipu3/cio2-bridge.c | 311 ++++++++++++++++++
    > drivers/media/pci/intel/ipu3/cio2-bridge.h | 125 +++++++
    > .../ipu3/{ipu3-cio2.c => ipu3-cio2-main.c} | 34 ++
    > drivers/media/pci/intel/ipu3/ipu3-cio2.h | 24 ++
    > drivers/media/v4l2-core/v4l2-async.c | 8 +
    > drivers/media/v4l2-core/v4l2-fwnode.c | 11 -
    > include/acpi/acpi_bus.h | 7 +
    > include/linux/fwnode.h | 7 +
    > include/media/v4l2-fwnode.h | 22 ++
    > lib/test_printf.c | 4 +-
    > 16 files changed, 763 insertions(+), 38 deletions(-)
    > create mode 100644 drivers/media/pci/intel/ipu3/cio2-bridge.c
    > create mode 100644 drivers/media/pci/intel/ipu3/cio2-bridge.h
    > rename drivers/media/pci/intel/ipu3/{ipu3-cio2.c => ipu3-cio2-main.c} (98%)

    --
    Regards,

    Laurent Pinchart

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