diff options
| -rw-r--r-- | drivers/spi/spi-fsl-lpspi.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c index 539c971b9f05..47a97add0639 100644 --- a/drivers/spi/spi-fsl-lpspi.c +++ b/drivers/spi/spi-fsl-lpspi.c @@ -348,7 +348,12 @@ static int fsl_lpspi_transfer_one(struct spi_master *master, reinit_completion(&fsl_lpspi->xfer_done); fsl_lpspi_write_tx_fifo(fsl_lpspi); - wait_for_completion(&fsl_lpspi->xfer_done); + + ret = wait_for_completion_timeout(&fsl_lpspi->xfer_done, HZ); + if (!ret) { + dev_dbg(fsl_lpspi->dev, "wait for completion timeout\n"); + return -ETIMEDOUT; + } ret = fsl_lpspi_txfifo_empty(fsl_lpspi); fsl_lpspi_read_rx_fifo(fsl_lpspi); |