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-rw-r--r--drivers/i2c/busses/i2c-mxs.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 65a21fed08b5..07e1be6f8992 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -307,6 +307,9 @@ static int mxs_i2c_pio_wait_xfer_end(struct mxs_i2c_dev *i2c)
307 unsigned long timeout = jiffies + msecs_to_jiffies(1000); 307 unsigned long timeout = jiffies + msecs_to_jiffies(1000);
308 308
309 while (readl(i2c->regs + MXS_I2C_CTRL0) & MXS_I2C_CTRL0_RUN) { 309 while (readl(i2c->regs + MXS_I2C_CTRL0) & MXS_I2C_CTRL0_RUN) {
310 if (readl(i2c->regs + MXS_I2C_CTRL1) &
311 MXS_I2C_CTRL1_NO_SLAVE_ACK_IRQ)
312 return -ENXIO;
310 if (time_after(jiffies, timeout)) 313 if (time_after(jiffies, timeout))
311 return -ETIMEDOUT; 314 return -ETIMEDOUT;
312 cond_resched(); 315 cond_resched();