i2c-designware: increase timeout of semaphore transfer
authorOliver Neukum <[email protected]>
Mon, 20 Mar 2017 13:37:30 +0000 (14:37 +0100)
committerWolfram Sang <[email protected]>
Wed, 22 Mar 2017 08:45:00 +0000 (09:45 +0100)
commit78c43af2c1d79653e2e6fb9a05c8f3def7c87940
tree14f7efa2cd37254339aae8fcab4d793e74bac620
parenta528fab6cc66acdccb48552a79300bc1fbda6b5b
i2c-designware: increase timeout of semaphore transfer

Our testing shows the semaphore failing to be transferred on CherryTrail
in about 0.5% of all cases. The existing timeout needs to be lengthened
to accommodate the worst cases.

V2: Rebased on https://cgit.freedesktop.org/drm-intel/commit/?h=topic/designware-baytrail

Signed-off-by: Oliver Neukum <[email protected]>
Reviewed-by: Hans de Goede <[email protected]>
Acked-by: Jarkko Nikula <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
drivers/i2c/busses/i2c-designware-baytrail.c