diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-05-17 17:24:04 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-05-17 17:24:04 +0100 |
| commit | ac1d426e825ab5778995f2f6f053ca2e6b45c622 (patch) | |
| tree | 75b91356ca39463e0112931aa6790802fb1e07a2 /drivers/i2c/busses/i2c-imx.c | |
| parent | fda0e18c8a7a3e02747c2b045b4fcd2c920410b9 (diff) | |
| parent | a3685f00652af83f12b63e3b4ef48f29581ba48b (diff) | |
Merge branch 'devel-stable' into devel
Conflicts:
arch/arm/Kconfig
arch/arm/include/asm/system.h
arch/arm/mm/Kconfig
Diffstat (limited to 'drivers/i2c/busses/i2c-imx.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-imx.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index 32375bddae7..d1ff9408dc1 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -47,6 +47,7 @@ #include <linux/sched.h> #include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/slab.h> #include <mach/irqs.h> #include <mach/hardware.h> @@ -145,10 +146,10 @@ static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx, int for_busy) "<%s> I2C Interrupted\n", __func__); return -EINTR; } - if (time_after(jiffies, orig_jiffies + HZ / 1000)) { + if (time_after(jiffies, orig_jiffies + msecs_to_jiffies(500))) { dev_dbg(&i2c_imx->adapter.dev, "<%s> I2C bus is busy\n", __func__); - return -EIO; + return -ETIMEDOUT; } schedule(); } @@ -443,6 +444,8 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter, result = i2c_imx_read(i2c_imx, &msgs[i]); else result = i2c_imx_write(i2c_imx, &msgs[i]); + if (result) + goto fail0; } fail0: |