[PATCH v6 0/6] cdx: provide sysfs interface for cdx device resources

[Abhijit Gangurde]

This patch series provides sysfs interface to
 - enable and disable of cdx bus
 - reset all the devices on cdx bus
 - subsystem, class and revision for cdx device

Changes in v6:
 - Register cdx bus on cdx subsystem
 - Remove bus attributes enable, disable and reset
 - Add new device attributes enable visible only for bus
   device.
 - Use reset attribute of cdx device for bus reset.

Changes in v5:
 - Rebased on Linux 6.6

Changes in v4:
 - Make ida as static
 - Improve commit message
 - Add sparse markings for the lock

Changes in v3:
 - Remove local cdx controller list from cdx bus system and
   instead use platform bus to locate controller
 - Use ida to allocate unique id for registered controller

Changes in v2:
 - Introduce lock to protect controller ops
 - Split sysfs entry enable to enable and disable
 - sysfs entry enable and disable take bus number as an argument
 - sysfs entry reset takes bus number as an argument

Abhijit Gangurde (6):
  cdx: Remove cdx controller list from cdx bus system
  cdx: Introduce lock to protect controller ops
  cdx: Register cdx bus as a device on cdx subsystem
  cdx: add support for bus enable and disable
  cdx: add sysfs for bus reset
  cdx: add sysfs for subsystem, class and revision

 Documentation/ABI/testing/sysfs-bus-cdx |  66 +++++-
 drivers/cdx/cdx.c                       | 258 +++++++++++++++++++++---
 drivers/cdx/cdx.h                       |  22 +-
 drivers/cdx/controller/cdx_controller.c |  19 ++
 drivers/cdx/controller/mc_cdx_pcol.h    |  54 +++++
 drivers/cdx/controller/mcdi_functions.c |  31 +++
 drivers/cdx/controller/mcdi_functions.h |  18 ++
 include/linux/cdx/cdx_bus.h             |  41 +++-
 include/linux/mod_devicetable.h         |  10 +
 scripts/mod/devicetable-offsets.c       |   4 +
 scripts/mod/file2alias.c                |   8 +
 11 files changed, 499 insertions(+), 32 deletions(-)

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2.34.1