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* [PATCH v3 0/9] Add support for Microsoft Surface System Aggregator Module
@ 2020-12-21 18:39 Maximilian Luz
  2021-01-06 23:40 ` Hans de Goede
  0 siblings, 1 reply; 3+ messages in thread
From: Maximilian Luz @ 2020-12-21 18:39 UTC (permalink / raw)
  To: linux-kernel
  Cc: Maximilian Luz, Hans de Goede, Mark Gross, Andy Shevchenko,
	Barnabás Pőcze, Arnd Bergmann, Greg Kroah-Hartman,
	Rob Herring, Jiri Slaby, Rafael J . Wysocki, Len Brown,
	Steven Rostedt, Ingo Molnar, Masahiro Yamada, Michal Marek,
	Jonathan Corbet, Blaž Hrastnik, Dorian Stoll,
	platform-driver-x86, linux-serial, linux-acpi, linux-kbuild,
	linux-doc

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.

Regards,
Max


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

-- 
2.29.2


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v3 0/9] Add support for Microsoft Surface System Aggregator Module
  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
  0 siblings, 1 reply; 3+ messages in thread
From: Hans de Goede @ 2021-01-06 23:40 UTC (permalink / raw)
  To: Maximilian Luz, linux-kernel
  Cc: Mark Gross, Andy Shevchenko, Barnabás Pőcze,
	Arnd Bergmann, Greg Kroah-Hartman, Rob Herring, Jiri Slaby,
	Rafael J . Wysocki, Len Brown, Steven Rostedt, Ingo Molnar,
	Masahiro Yamada, Michal Marek, Jonathan Corbet,
	Blaž Hrastnik, Dorian Stoll, platform-driver-x86,
	linux-serial, linux-acpi, linux-kbuild, linux-doc

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.

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.

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
> 


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v3 0/9] Add support for Microsoft Surface System Aggregator Module
  2021-01-06 23:40 ` Hans de Goede
@ 2021-01-07  2:13   ` Maximilian Luz
  0 siblings, 0 replies; 3+ messages in thread
From: Maximilian Luz @ 2021-01-07  2:13 UTC (permalink / raw)
  To: Hans de Goede, linux-kernel
  Cc: Mark Gross, Andy Shevchenko, Barnabás Pőcze,
	Arnd Bergmann, Greg Kroah-Hartman, Rob Herring, Jiri Slaby,
	Rafael J . Wysocki, Len Brown, Steven Rostedt, Ingo Molnar,
	Masahiro Yamada, Michal Marek, Jonathan Corbet,
	Blaž Hrastnik, Dorian Stoll, platform-driver-x86,
	linux-serial, linux-acpi, linux-kbuild, linux-doc

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
>>
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-01-07  2:14 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
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

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