From: Nicholas Mc Guire Date: Tue, 13 Dec 2016 05:34:53 +0000 (-0200) Subject: [media] m5mols: set usleep_range delta greater 0 X-Git-Tag: v4.11-rc1~132^2~63 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=964481ad0e03c161c395b95c7e53cb6ddfdc4b98;p=karo-tx-linux.git [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 Signed-off-by: Mauro Carvalho Chehab --- 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)