ptp: clockmatrix: Fix non-zero phase_adj is lost after snap
authorMin Li <min.li.xe@renesas.com>
Tue, 8 Dec 2020 15:41:56 +0000 (10:41 -0500)
committerJakub Kicinski <kuba@kernel.org>
Wed, 9 Dec 2020 23:00:55 +0000 (15:00 -0800)
commit7260d1c8fd86672d0b5fc4b5a36e0f17c0c3c177
treec71e3556051bb43cbafeba35a3c4f28480f0d63c
parentfa439059d8281265b0df5fc8e4cceba41c837a48
ptp: clockmatrix: Fix non-zero phase_adj is lost after snap

Fix non-zero phase_adj is lost after snap. Use ktime_sub
to do ktime_t subtraction.

Signed-off-by: Min Li <min.li.xe@renesas.com>
Link: https://lore.kernel.org/r/1607442117-13661-3-git-send-email-min.li.xe@renesas.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/ptp/ptp_clockmatrix.c
drivers/ptp/ptp_clockmatrix.h