CHROMIUM: input: cyapa - adding more debug message
The patch adds debug messages when entering most functions
so that the call stack is more visible for the developer. It
also adds messages for some cases where the errors were silently
handled before.
Signed-off-by: Tai-Hsu Lin <sheckylin@chromium.org>
BUG=chromium-os:39606
TEST=boot a machine with Cypress trackpad and check the dmesg.
Change-Id: If3bd68194309bbe225c2357609ede1a7595b5eba
Reviewed-on: https://gerrit.chromium.org/gerrit/45063
Reviewed-by: Benson Leung <bleung@chromium.org>
Tested-by: Tai-Hsu Lin <sheckylin@chromium.org>
Commit-Queue: Tai-Hsu Lin <sheckylin@chromium.org>