diff options
Diffstat (limited to 'drivers/spi/spi_bfin5xx.c')
| -rw-r--r-- | drivers/spi/spi_bfin5xx.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c index 122292557bf..bdad0bbd0a4 100644 --- a/drivers/spi/spi_bfin5xx.c +++ b/drivers/spi/spi_bfin5xx.c @@ -540,15 +540,13 @@ static void giveback(struct driver_data *drv_data) msg->state = NULL; - /* disable chip select signal. And not stop spi in autobuffer mode */ - if (drv_data->tx_dma != 0xFFFF) { - cs_deactive(drv_data, chip); - bfin_spi_disable(drv_data); - } - if (!drv_data->cs_change) cs_deactive(drv_data, chip); + /* Not stop spi in autobuffer mode */ + if (drv_data->tx_dma != 0xFFFF) + bfin_spi_disable(drv_data); + if (msg->complete) msg->complete(msg->context); } @@ -757,7 +755,8 @@ static void pump_transfers(unsigned long data) write_STAT(drv_data, BIT_STAT_CLR); cr = (read_CTRL(drv_data) & (~BIT_CTL_TIMOD)); - cs_active(drv_data, chip); + if (drv_data->cs_change) + cs_active(drv_data, chip); dev_dbg(&drv_data->pdev->dev, "now pumping a transfer: width is %d, len is %d\n", @@ -919,11 +918,11 @@ static void pump_transfers(unsigned long data) } else { /* Update total byte transfered */ message->actual_length += drv_data->len_in_bytes; - /* Move to next transfer of this msg */ message->state = next_transfer(drv_data); + if (drv_data->cs_change) + cs_deactive(drv_data, chip); } - /* Schedule next transfer tasklet */ tasklet_schedule(&drv_data->pump_transfers); |