diff options
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mpc.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index aedbbe6618d..3163eab3f60 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -70,7 +70,7 @@ static irqreturn_t mpc_i2c_isr(int irq, void *dev_id) /* Read again to allow register to stabilise */ i2c->interrupt = readb(i2c->base + MPC_I2C_SR); writeb(0, i2c->base + MPC_I2C_SR); - wake_up_interruptible(&i2c->queue); + wake_up(&i2c->queue); } return IRQ_HANDLED; } @@ -115,13 +115,10 @@ static int i2c_wait(struct mpc_i2c *i2c, unsigned timeout, int writing) writeb(0, i2c->base + MPC_I2C_SR); } else { /* Interrupt mode */ - result = wait_event_interruptible_timeout(i2c->queue, + result = wait_event_timeout(i2c->queue, (i2c->interrupt & CSR_MIF), timeout * HZ); - if (unlikely(result < 0)) { - pr_debug("I2C: wait interrupted\n"); - writeccr(i2c, 0); - } else if (unlikely(!(i2c->interrupt & CSR_MIF))) { + if (unlikely(!(i2c->interrupt & CSR_MIF))) { pr_debug("I2C: wait timeout\n"); writeccr(i2c, 0); result = -ETIMEDOUT; |