[PATCHv6 00/24] I2C big cleanup

[Shubhrajyoti D]

Changes since v1:
       - removed tabification on patch 6/17
       - removed dev_err() which was introduced on patch 09/17
Changes since v2:
        - do not set full fifo depth in the RDR interrupt.
        - some changelog updates.
        - rebase to the Wolfram's tree.
Changes since v3:
        - Remove a redundant read of status register
        - Read the dev->buf_len variable instead of the register
        as the information of the remaining bytes is there.
Changes since v4:
        - Ack the arbitration lost.
        - Rebase to the i2c-embedded/for-next branch.
Changes since v5:
        - Rebase to latest mainline
        - Added some more cleanup patches so as have a consolidated series.


Tested on omap4sdp and 3430sdp.
Functional testing.
Also did suspend resume test.


Previous disscurssion
http://www.spinics.net/lists/linux-i2c/msg09304.html

The following changes since commit 3bf671af14d591ede9251acb0085e8017f3705e7:

  Merge branch 'fixes-for-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds (2012-08-13 09:59:04 +0300)

are available in the git repository at:

  git://gitorious.org/linus-tree/linus-tree.git for_3.6/i2c/big_cleanup



Felipe Balbi (22):
  i2c: omap: switch to devm_* API
  i2c: omap: simplify num_bytes handling
  i2c: omap: decrease indentation level on data handling
  i2c: omap: add blank lines
  i2c: omap: simplify omap_i2c_ack_stat()
  i2c: omap: split out [XR]DR and [XR]RDY
  i2c: omap: improve i462 errata handling
  i2c: omap: re-factor receive/transmit data loop
  i2c: omap: switch over to do {} while loop
  i2c: omap: ack IRQ in parts
  i2c: omap: switch to platform_get_irq()
  i2c: omap: bus: add a receiver flag
  i2c: omap: simplify errata check
  i2c: omap: always return IRQ_HANDLED
  i2c: omap: simplify IRQ exit path
  i2c: omap: resize fifos before each message
  i2c: omap: get rid of the "complete" label
  i2c: omap: always return IRQ_HANDLED
  i2c: omap: switch to threaded IRQ support
  i2c: omap: remove unnecessary pm_runtime_suspended check
  i2c: omap: switch over to autosuspend API
  i2c: omap: sanitize exit path

Shubhrajyoti D (2):
  i2c: omap: remove redundant status read
  i2c: omap: Prevent NULL pointer dereference in remove

 drivers/i2c/busses/i2c-omap.c |  446 +++++++++++++++++++++++++----------------
 1 files changed, 273 insertions(+), 173 deletions(-)

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1.7.5.4