Messages in this thread Patch in this message | | | From | Mika Westerberg <> | Subject | [PATCH 6/7] i2c-designware: use usleep_range() in the busy-loop | Date | Thu, 21 Mar 2013 14:09:59 +0200 |
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This is not an atomic context so there is no need to use mdelay() but instead use usleep_range().
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> --- drivers/i2c/busses/i2c-designware-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-designware-core.c b/drivers/i2c/busses/i2c-designware-core.c index 0e4f531..0849648 100644 --- a/drivers/i2c/busses/i2c-designware-core.c +++ b/drivers/i2c/busses/i2c-designware-core.c @@ -350,7 +350,7 @@ static int i2c_dw_wait_bus_not_busy(struct dw_i2c_dev *dev) return -ETIMEDOUT; } timeout--; - mdelay(1); + usleep_range(1000, 1100); } return 0; -- 1.7.10.4
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