diff options
| author | Nicholas Mc Guire <hofrat@osadl.org> | 2016-12-13 08:34:53 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-02-03 14:26:52 +0300 |
| commit | 964481ad0e03c161c395b95c7e53cb6ddfdc4b98 (patch) | |
| tree | 13a943f59d1eb167068215bbf90e2efb89822b5c /drivers/media/i2c/m5mols | |
| parent | 5a66e2f60ef6a153bba387b1382e527248c959a0 (diff) | |
| download | linux-964481ad0e03c161c395b95c7e53cb6ddfdc4b98.tar.xz | |
[media] m5mols: set usleep_range delta greater 0
This delay is in non-atomic context and it does not seem to be
time-critical so relax it to allow the timer subsystem to optimize
hrtimers.
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/i2c/m5mols')
| -rw-r--r-- | drivers/media/i2c/m5mols/m5mols_core.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/media/i2c/m5mols/m5mols_core.c b/drivers/media/i2c/m5mols/m5mols_core.c index acb804bceccb..23e86164611c 100644 --- a/drivers/media/i2c/m5mols/m5mols_core.c +++ b/drivers/media/i2c/m5mols/m5mols_core.c @@ -168,7 +168,7 @@ static int m5mols_read(struct v4l2_subdev *sd, u32 size, u32 reg, u32 *val) msg[1].buf = rbuf; /* minimum stabilization time */ - usleep_range(200, 200); + usleep_range(200, 300); ret = i2c_transfer(client->adapter, msg, 2); @@ -268,7 +268,8 @@ int m5mols_write(struct v4l2_subdev *sd, u32 reg, u32 val) *buf = m5mols_swap_byte((u8 *)&val, size); - usleep_range(200, 200); + /* minimum stabilization time */ + usleep_range(200, 300); ret = i2c_transfer(client->adapter, msg, 1); if (ret == 1) |