MEI PCI device has internal logic to flush out the posted writes before returning completion for non-posted request. When doing a RCBA write to function disable and then using the PCI CFG RD cycle, need to do RCBA posting read after writing to it to make sure the write went through. As Aaron sugegsted, abstracted function disable path to a common function. BUG=chrome-os-partner:33048 TEST=run warm and cold reboot testing Change-Id: I87aa8ccd604446263fc3621c9a01839a5a75b644 Signed-off-by: Wenkai Du <wenkai.du@intel.com> Reviewed-on: https://chromium-review.googlesource.com/223715 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Duncan Laurie <dlaurie@chromium.org> |
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