From: Sylvain Lemieux <slemi...@tycoint.com>
Fix a condition that generate watchdog timeout inside "lpc32xx_i2c_read" when
parameters alen != 0 and len = 0.
Signed-off-by: Sylvain Lemieux <slemi...@tycoint.com>
---
drivers/i2c/lpc32xx_i2c.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/i2c/lpc32xx_i2c.c b/drivers/i2c/lpc32xx_i2c.c
index 98106fa..4c66769 100644
--- a/drivers/i2c/lpc32xx_i2c.c
+++ b/drivers/i2c/lpc32xx_i2c.c
@@ -172,12 +172,12 @@ static int lpc32xx_i2c_read(struct i2c_adapter *adap, u8
dev, uint addr,
*(data++) = readl(&i2c->rx);
}
}
+ /* wait for end of transation */
+ while (!((stat = readl(&i2c->stat)) & LPC32XX_I2C_STAT_TDI))
+ ;
+ /* clear end-of-transaction flag */
+ writel(1, &i2c->stat);
}
- /* wait for end of transation */
- while (!((stat = readl(&i2c->stat)) & LPC32XX_I2C_STAT_TDI))
- ;
- /* clear end-of-transaction flag */
- writel(1, &i2c->stat);
/* success */
return 0;
}
--
1.8.3.1
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