From: Maximilian Luz <luzmaximilian@gmail.com>
To: Hans de Goede <hdegoede@redhat.com>, linux-kernel@vger.kernel.org
Cc: "Mark Gross" <mgross@linux.intel.com>,
"Andy Shevchenko" <andy.shevchenko@gmail.com>,
"Barnabás Pőcze" <pobrn@protonmail.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Rob Herring" <robh@kernel.org>,
"Jiri Slaby" <jirislaby@kernel.org>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
"Len Brown" <lenb@kernel.org>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Masahiro Yamada" <masahiroy@kernel.org>,
"Michal Marek" <michal.lkml@markovi.net>,
"Jonathan Corbet" <corbet@lwn.net>,
"Blaž Hrastnik" <blaz@mxxn.io>,
"Dorian Stoll" <dorian.stoll@tmsp.io>,
platform-driver-x86@vger.kernel.org,
linux-serial@vger.kernel.org, linux-acpi@vger.kernel.org,
linux-kbuild@vger.kernel.org, linux-doc@vger.kernel.org
Subject: Re: [PATCH v3 0/9] Add support for Microsoft Surface System Aggregator Module
Date: Thu, 7 Jan 2021 03:13:41 +0100 [thread overview]
Message-ID: <f2d63f35-e4cc-e365-1b81-a7d1f35f0cd3@gmail.com> (raw)
In-Reply-To: <a47f9739-0d6f-4e1d-c436-3ec272144d87@redhat.com>
On 1/7/21 12:40 AM, Hans de Goede wrote:
> Hi,
>
> On 12/21/20 7:39 PM, Maximilian Luz wrote:
>> Hello,
>>
>> Here is version three of the Surface System Aggregator Module (SAM/SSAM)
>> driver series, adding initial support for the embedded controller on 5th
>> and later generation Microsoft Surface devices. Initial support includes
>> the ACPI interface to the controller, via which battery and thermal
>> information is provided on some of these devices.
>>
>> The first version and cover letter detailing what this series is about
>> can be found at
>>
>> https://lore.kernel.org/platform-driver-x86/20201115192143.21571-1-luzmaximilian@gmail.com/
>>
>> the previous version (v2) at
>>
>> https://lore.kernel.org/platform-driver-x86/20201203212640.663931-1-luzmaximilian@gmail.com/
>>
>> This patch-set can also be found at the following repository and
>> reference, if you prefer to look at a kernel tree instead of these
>> emails:
>>
>> https://github.com/linux-surface/kernel tags/s/surface-aggregator/v3
>>
>> Thank you all for the feedback to and reviews of the previous versions,
>> I hope I have addressed all comments.
>
> Thank you for your patch-series, I've applied the series to my
> review-hans branch:
> https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git/log/?h=review-hans
>
> This has been applied on top of:
> "platform/surface: SURFACE_PLATFORMS should depend on ACPI"
>
> As requested. Since my review-hans branch has been fast-forwarded to 5.11-rc1
> there where some conflicts:
>
> 6/9 "platform/surface: aggregator: Add dedicated bus and device type" had conflicts in:
> scripts/mod/devicetable-offsets.c
> scripts/mod/file2alias.c
>
> 8/9 "platform/surface: Add Surface Aggregator user-space interface" had a conflict in:
> Documentation/userspace-api/ioctl/ioctl-number.rst
>
> This conflict was caused by the addition of documentation of the sgx ioctls, these use
> 0xA4 as "Code" byte (shared with uapi/linux/tee.h), so the 0xA5 code for the sam cdev
> ioctl is still unique.
>
> I'm pretty sure that I've properly resolved the conflicts, but please double-check.
Everything looks good to me. I'll compile your branch and run some tests
just in case, but I really don't expect there to be any problems. In the
unlikely event that I find anything, I'll submit a patch.
> Once I've run some tests on this branch the patches there will be
> added to the platform-drivers-x86/for-next branch and eventually
> will be included in the pdx86 pull-request to Linus for the next
> merge-window.
Thank you (and all others involved in reviewing this).
Regards,
Max
> Regards,
>
> Hans
>
>
>
>
>> Note: In v3, I have dropped the explicit dependency of the core module
>> and driver on CONFIG_ACPI due to the incoming
>>
>> [PATCH] platform/surface: SURFACE_PLATFORMS should depend on ACPI
>>
>> Thus, this series depends on said patch. This patch can be found at
>>
>> https://www.spinics.net/lists/platform-driver-x86/msg23929.html
>>
>>
>> Changes in v1 (from RFC, overview):
>> - move to platform/surface
>> - add copyright lines
>> - change SPDX identifier to GPL-2.0+ (was GPL-2.0-or-later)
>> - change user-space interface from debugfs to misc-device
>> - address issues in user-space interface
>> - fix typos in commit messages and documentation
>> - fix some bugs, address other issues
>>
>> Changes in v2 (overview):
>> - simplify some code, mostly with regards to concurrency
>> - add architectural overview to documentation
>> - improve comments for documentation
>> - use printk specifier for hex prefix instead of hard-coding it
>> - spell check comments and strings, fix typos
>> - unify comment style
>> - run checkpatch --strict, fix these and other style issues
>>
>> Changes in v3 (overview):
>> - remove explicit dependency on ACPI as this is going to be covered by
>> CONFIG_SURFACE_PLATFORMS
>> - simplify locking requirements
>> - help enforce locking requirements via lockdep assertions
>> - fix false-positive lockdep warning
>> - warn on event enablement reference counter exhaustion
>> - don't warn about unhandled event if event handling failed
>> - validate flags on request initialization
>> - improve documentation/add comments
>> - replace 'iff' with 'if' in documentation and comments
>>
>> Changes regarding specific patches (and more details) can be found on
>> the individual patch.
>>
>>
>> Maximilian Luz (9):
>> platform/surface: Add Surface Aggregator subsystem
>> platform/surface: aggregator: Add control packet allocation caching
>> platform/surface: aggregator: Add event item allocation caching
>> platform/surface: aggregator: Add trace points
>> platform/surface: aggregator: Add error injection capabilities
>> platform/surface: aggregator: Add dedicated bus and device type
>> docs: driver-api: Add Surface Aggregator subsystem documentation
>> platform/surface: Add Surface Aggregator user-space interface
>> platform/surface: Add Surface ACPI Notify driver
>>
>> Documentation/driver-api/index.rst | 1 +
>> .../surface_aggregator/client-api.rst | 38 +
>> .../driver-api/surface_aggregator/client.rst | 393 +++
>> .../surface_aggregator/clients/cdev.rst | 87 +
>> .../surface_aggregator/clients/index.rst | 21 +
>> .../surface_aggregator/clients/san.rst | 44 +
>> .../driver-api/surface_aggregator/index.rst | 21 +
>> .../surface_aggregator/internal-api.rst | 67 +
>> .../surface_aggregator/internal.rst | 577 ++++
>> .../surface_aggregator/overview.rst | 77 +
>> .../driver-api/surface_aggregator/ssh.rst | 344 +++
>> .../userspace-api/ioctl/ioctl-number.rst | 2 +
>> MAINTAINERS | 13 +
>> drivers/platform/surface/Kconfig | 38 +
>> drivers/platform/surface/Makefile | 3 +
>> drivers/platform/surface/aggregator/Kconfig | 68 +
>> drivers/platform/surface/aggregator/Makefile | 17 +
>> drivers/platform/surface/aggregator/bus.c | 415 +++
>> drivers/platform/surface/aggregator/bus.h | 27 +
>> .../platform/surface/aggregator/controller.c | 2579 +++++++++++++++++
>> .../platform/surface/aggregator/controller.h | 285 ++
>> drivers/platform/surface/aggregator/core.c | 839 ++++++
>> .../platform/surface/aggregator/ssh_msgb.h | 205 ++
>> .../surface/aggregator/ssh_packet_layer.c | 2057 +++++++++++++
>> .../surface/aggregator/ssh_packet_layer.h | 190 ++
>> .../platform/surface/aggregator/ssh_parser.c | 228 ++
>> .../platform/surface/aggregator/ssh_parser.h | 154 +
>> .../surface/aggregator/ssh_request_layer.c | 1264 ++++++++
>> .../surface/aggregator/ssh_request_layer.h | 143 +
>> drivers/platform/surface/aggregator/trace.h | 632 ++++
>> .../platform/surface/surface_acpi_notify.c | 886 ++++++
>> .../surface/surface_aggregator_cdev.c | 303 ++
>> include/linux/mod_devicetable.h | 18 +
>> include/linux/surface_acpi_notify.h | 39 +
>> include/linux/surface_aggregator/controller.h | 824 ++++++
>> include/linux/surface_aggregator/device.h | 423 +++
>> include/linux/surface_aggregator/serial_hub.h | 672 +++++
>> include/uapi/linux/surface_aggregator/cdev.h | 78 +
>> scripts/mod/devicetable-offsets.c | 8 +
>> scripts/mod/file2alias.c | 23 +
>> 40 files changed, 14103 insertions(+)
>> create mode 100644 Documentation/driver-api/surface_aggregator/client-api.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/client.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/clients/cdev.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/clients/index.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/clients/san.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/index.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/internal-api.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/internal.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/overview.rst
>> create mode 100644 Documentation/driver-api/surface_aggregator/ssh.rst
>> create mode 100644 drivers/platform/surface/aggregator/Kconfig
>> create mode 100644 drivers/platform/surface/aggregator/Makefile
>> create mode 100644 drivers/platform/surface/aggregator/bus.c
>> create mode 100644 drivers/platform/surface/aggregator/bus.h
>> create mode 100644 drivers/platform/surface/aggregator/controller.c
>> create mode 100644 drivers/platform/surface/aggregator/controller.h
>> create mode 100644 drivers/platform/surface/aggregator/core.c
>> create mode 100644 drivers/platform/surface/aggregator/ssh_msgb.h
>> create mode 100644 drivers/platform/surface/aggregator/ssh_packet_layer.c
>> create mode 100644 drivers/platform/surface/aggregator/ssh_packet_layer.h
>> create mode 100644 drivers/platform/surface/aggregator/ssh_parser.c
>> create mode 100644 drivers/platform/surface/aggregator/ssh_parser.h
>> create mode 100644 drivers/platform/surface/aggregator/ssh_request_layer.c
>> create mode 100644 drivers/platform/surface/aggregator/ssh_request_layer.h
>> create mode 100644 drivers/platform/surface/aggregator/trace.h
>> create mode 100644 drivers/platform/surface/surface_acpi_notify.c
>> create mode 100644 drivers/platform/surface/surface_aggregator_cdev.c
>> create mode 100644 include/linux/surface_acpi_notify.h
>> create mode 100644 include/linux/surface_aggregator/controller.h
>> create mode 100644 include/linux/surface_aggregator/device.h
>> create mode 100644 include/linux/surface_aggregator/serial_hub.h
>> create mode 100644 include/uapi/linux/surface_aggregator/cdev.h
>>
>
prev parent reply other threads:[~2021-01-07 2:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-21 18:39 [PATCH v3 0/9] Add support for Microsoft Surface System Aggregator Module Maximilian Luz
2021-01-06 23:40 ` Hans de Goede
2021-01-07 2:13 ` Maximilian Luz [this message]
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