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Date: Wed, 10 Apr 2013 13:36:41 +0300 From: Mika Westerberg <mika.westerberg@...ux.intel.com> To: linux-kernel@...r.kernel.org Cc: linux-i2c@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>, ben-linux@...ff.org, Jean Delvare <khali@...ux-fr.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Christian Ruppert <christian.ruppert@...lis.com>, Mika Westerberg <mika.westerberg@...ux.intel.com> Subject: [PATCH v2 6/7] i2c-designware: use usleep_range() in the busy-loop 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@...ux.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 5cc4ebf..7c10c5b 100644 --- a/drivers/i2c/busses/i2c-designware-core.c +++ b/drivers/i2c/busses/i2c-designware-core.c @@ -355,7 +355,7 @@ 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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