[PATCH v4 00/10] Add support for ubi environment to create volumes (v4)

[Weijie Gao]

This patch series expose more ubi helpers to allow the ubi environment to
create ubi env volumes before loading if they're not exist.

Changes:
v4: Adjust command message. Error messages will be printed in both command
     and api call.
    Add parameter check for "ubi rename" subcommand
    Fix duplicated call to ubi_require_volume() in command.
    Squash api function comments.
    Change all return value to negative.
    Add another kconfig option to control whether to create static volume.
    Read environment volume only when it exists or has been created.

v3: Fix command messages
    Fix some incorrect code flow and error handling
    Correct dynamic parameter type
    Add comments for exported functions

v2: Add const qualifier for char */void * in function parameters
    Adjust normal command message

Weijie Gao (10):
  ubi: remove unnecessary extern directive from function prototypes
  cmd: ubi: mark read-only function parameters with const
  cmd: ubi: use void * for buf parameter in ubi_volume_read
  cmd: ubifs: mark string parameters with const
  cmd: ubi: change the type of parameter dynamic to bool
  cmd: ubi: change all positive error return value to negative
  cmd: ubi: reorganize command messages
  cmd: ubi: export more APIs to public
  cmd: ubi: allow creating volume with all free spaces in ubi_create_vol
  env: ubi: add support to create environment volume if it does not
    exist

 cmd/ubi.c             | 276 +++++++++++++++++++++++++++---------------
 cmd/ubifs.c           |   2 +-
 env/Kconfig           |  20 +++
 env/ubi.c             |  65 ++++++++--
 fs/ubifs/super.c      |   2 +-
 fs/ubifs/ubifs.c      |   2 +-
 include/ubi_uboot.h   | 106 ++++++++++++++--
 include/ubifs_uboot.h |   4 +-
 8 files changed, 355 insertions(+), 122 deletions(-)

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2.45.2