mbox series

[v5,0/5] cdx: provide sysfs interface for cdx device resources

Message ID 20230922101828.33456-1-abhijit.gangurde@amd.com
Headers
Series cdx: provide sysfs interface for cdx device resources |

Message

Gangurde, Abhijit Sept. 22, 2023, 10:18 a.m. UTC 
  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 v5:
 - Rebased on Linux 6.6

Changes in v4:
 - Make ida as static
 - Imrpove 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 (5):
  cdx: Remove cdx controller list from cdx bus system
  cdx: Introduce lock to protect controller ops
  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 |  87 ++++++++++
 drivers/cdx/cdx.c                       | 218 ++++++++++++++++++++++--
 drivers/cdx/cdx.h                       |   8 +
 drivers/cdx/controller/cdx_controller.c |  50 ++++++
 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, 513 insertions(+), 16 deletions(-)