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[v3,00/11] mtd: cfi_cmdset_0002: Fix flash write issue for OpenWrt Project

Message ID 20181025163219.25788-1-ikegami@allied-telesis.co.jp
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Series mtd: cfi_cmdset_0002: Fix flash write issue for OpenWrt Project | expand

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IKEGAMI Tokunori Oct. 25, 2018, 4:32 p.m. UTC 
The change is based on the fix for flash erase to use chip_good() done in the past.
And it is fixed as same way in the OpenWrt Project as below.
  <https://git.openwrt.org/?p=openwrt/openwrt.git;a=commitdiff;h=ddc11c3932c7b7b7df7d5fbd48f207e77619eaa7>
Also includes some refactoring changes.

Signed-off-by: Tokunori Ikegami <ikegami@allied-telesis.co.jp>
Cc: Fabio Bettoni <fbettoni@gmail.com>
Co: Hauke Mehrtens <hauke@hauke-m.de>
Co: Koen Vandeputte <koen.vandeputte@ncentric.com>
Cc: Chris Packham <chris.packham@alliedtelesis.co.nz>
Cc: Joakim Tjernlund <Joakim.Tjernlund@infinera.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: linux-mtd@lists.infradead.org

Tokunori Ikegami (11):
  mtd: cfi_cmdset_0002: Change do_write_oneword() to use chip_good()
  mtd: cfi_cmdset_0002: Remove chip_ready() from do_write_buffer()
  mtd: cfi_cmdset_0002: Remove goto statement from do_write_buffer()
  mtd: cfi_cmdset_0002: Call xip_enable() once only in
    do_write_buffer().
  mtd: cfi_cmdset_0002: Split do_write_oneword() to reduce function size
  mtd: cfi_cmdset_0002: Split do_write_oneword() op_done goto statement
  mtd: cfi_cmdset_0002: Remove op_done goto statement from
    do_write_oneword()
  mtd: cfi_cmdset_0002: Remove retry goto statement from
    do_write_oneword()
  mtd: cfi_cmdset_0002: Split write-to-buffer-reset sequence
  mtd: cfi_cmdset_0002: Split to wait write buffer to check if completed
  mtd: cfi_cmdset_0002: Split do_write_oneword() to reduce exit paths

 drivers/mtd/chips/cfi_cmdset_0002.c | 277 +++++++++++++++++-----------
 1 file changed, 171 insertions(+), 106 deletions(-)