diff options
Diffstat (limited to 'drivers/spi/spi-fsl-dspi.c')
| -rw-r--r-- | drivers/spi/spi-fsl-dspi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index 8f2b73cc6ed7..51224b772680 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -739,13 +739,16 @@ static void dspi_eoq_fifo_write(struct fsl_dspi *dspi) int num_fifo_entries = dspi->devtype_data->fifo_size; u16 xfer_cmd = dspi->tx_cmd; + if (num_fifo_entries * dspi->oper_word_size > dspi->len) + num_fifo_entries = dspi->len / dspi->oper_word_size; + dspi->words_in_flight = num_fifo_entries; /* Fill TX FIFO with as many transfers as possible */ - while (dspi->len && num_fifo_entries--) { + while (num_fifo_entries--) { dspi->tx_cmd = xfer_cmd; /* Request EOQF for last transfer in FIFO */ - if (dspi->len == dspi->oper_word_size || num_fifo_entries == 0) + if (num_fifo_entries == 0) dspi->tx_cmd |= SPI_PUSHR_CMD_EOQ; /* Write combined TX FIFO and CMD FIFO entry */ dspi_pushr_write(dspi); |