[PATCH v3 0/6] Add some features and bugfix for kunpeng_hccs

[Huisong Li]

This series is aimed to support the low power feature and add used
HCCS types sysfs. And fix some bugfix to harden codes by the way.

---
 v3:
  - add Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>.
  - drop 'none' string print according to Jonathan's suggestion.
  - early return in hccs_wait_serdes_adapt_completed.
  - fix commit log in patch[2/6], patch[3/6] and patch[5/6]

 v2:
  - remove "this patch" words in commit log suggested by Krzyszto.
  - use for_each_set_bit to replace the cycle scanning all HCCS IP.
  - add a patch to rename the 'lane_mode' to 'max_lane_num' to make it
    easy to see.
  - add doc description into the code patch.
  - rename the name of the low power interface.
  - adjust the increasing and decreasing lane interface description.
  - do not create available_inc_dec_lane_types when no HCCS type support
    low power.
---

Huisong Li (6):
  soc: hisilicon: kunpeng_hccs: Fix a PCC typo
  soc: hisilicon: kunpeng_hccs: Return failure on having not die or port
    information
  soc: hisilicon: kunpeng_hccs: Add the check for base address and size
    of shared memory
  soc: hisilicon: kunpeng_hccs: Fix the 'lane_mode' field name in port
    info structure to 'max_lane_num'
  soc: hisilicon: kunpeng_hccs: Add used HCCS types sysfs
  soc: hisilicon: kunpeng_hccs: Support low power feature for the
    specified HCCS type

 .../sysfs-devices-platform-kunpeng_hccs       |  45 ++
 drivers/soc/hisilicon/Kconfig                 |   7 +-
 drivers/soc/hisilicon/kunpeng_hccs.c          | 514 +++++++++++++++++-
 drivers/soc/hisilicon/kunpeng_hccs.h          |  33 +-
 4 files changed, 580 insertions(+), 19 deletions(-)

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2.22.0