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Date: Sat, 9 Jan 2021 04:08:04 +0200
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Daniel Scally <djrscally@...il.com>, linux-kernel@...r.kernel.org,
linux-acpi@...r.kernel.org, linux-media@...r.kernel.org,
devel@...ica.org, rjw@...ysocki.net, lenb@...nel.org,
mchehab@...nel.org, sergey.senozhatsky@...il.com,
yong.zhi@...el.com, sakari.ailus@...ux.intel.com,
bingbu.cao@...el.com, tian.shu.qiu@...el.com,
robert.moore@...el.com, erik.kaneda@...el.com, pmladek@...e.com,
rostedt@...dmis.org, andriy.shevchenko@...ux.intel.com,
linux@...musvillemoes.dk,
laurent.pinchart+renesas@...asonboard.com,
jacopo+renesas@...ndi.org, kieran.bingham+renesas@...asonboard.com,
hverkuil-cisco@...all.nl, m.felsch@...gutronix.de,
niklas.soderlund+renesas@...natech.se,
prabhakar.mahadev-lad.rj@...renesas.com, slongerbeam@...il.com,
heikki.krogerus@...ux.intel.com
Subject: Re: [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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