Change in flashrom[master]: writeprotect.c: Allow opaque masters to hook spi_{rw}_register()

[Nikolai Artemiev (Code Review)]

Attention is currently required from: Edward O'Callaghan, Sergii Dmytruk.
Nikolai Artemiev has uploaded a new patch set (#7) to the change originally created by Edward O'Callaghan. ( https://review.coreboot.org/c/flashrom/+/64375 )

Change subject: writeprotect.c: Allow opaque masters to hook spi_{rw}_register()
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writeprotect.c: Allow opaque masters to hook spi_{rw}_register()

Allow specialisation in opaque masters, such as ichspi hwseq, to
write to status registers.

Also update the dispatch logic in libflashrom to use call wp code when
status register access functions are provided by an opaque master.

Change-Id: I3ab0d7f5f48338c8ecb118a69651c203fbc516ac
Signed-off-by: Edward O'Callaghan 
Signed-off-by: Nikolai Artemiev 
Co-Authored-by: Nikolai Artemiev 
---
M include/programmer.h
M libflashrom.c
M writeprotect.c
3 files changed, 35 insertions(+), 13 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/75/64375/7