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 122292557bf3..bdad0bbd0a43 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) | |||
540 | 540 | ||
541 | msg->state = NULL; | 541 | msg->state = NULL; |
542 | 542 | ||
543 | /* disable chip select signal. And not stop spi in autobuffer mode */ | ||
544 | if (drv_data->tx_dma != 0xFFFF) { | ||
545 | cs_deactive(drv_data, chip); | ||
546 | bfin_spi_disable(drv_data); | ||
547 | } | ||
548 | |||
549 | if (!drv_data->cs_change) | 543 | if (!drv_data->cs_change) |
550 | cs_deactive(drv_data, chip); | 544 | cs_deactive(drv_data, chip); |
551 | 545 | ||
546 | /* Not stop spi in autobuffer mode */ | ||
547 | if (drv_data->tx_dma != 0xFFFF) | ||
548 | bfin_spi_disable(drv_data); | ||
549 | |||
552 | if (msg->complete) | 550 | if (msg->complete) |
553 | msg->complete(msg->context); | 551 | msg->complete(msg->context); |
554 | } | 552 | } |
@@ -757,7 +755,8 @@ static void pump_transfers(unsigned long data) | |||
757 | 755 | ||
758 | write_STAT(drv_data, BIT_STAT_CLR); | 756 | write_STAT(drv_data, BIT_STAT_CLR); |
759 | cr = (read_CTRL(drv_data) & (~BIT_CTL_TIMOD)); | 757 | cr = (read_CTRL(drv_data) & (~BIT_CTL_TIMOD)); |
760 | cs_active(drv_data, chip); | 758 | if (drv_data->cs_change) |
759 | cs_active(drv_data, chip); | ||
761 | 760 | ||
762 | dev_dbg(&drv_data->pdev->dev, | 761 | dev_dbg(&drv_data->pdev->dev, |
763 | "now pumping a transfer: width is %d, len is %d\n", | 762 | "now pumping a transfer: width is %d, len is %d\n", |
@@ -919,11 +918,11 @@ static void pump_transfers(unsigned long data) | |||
919 | } else { | 918 | } else { |
920 | /* Update total byte transfered */ | 919 | /* Update total byte transfered */ |
921 | message->actual_length += drv_data->len_in_bytes; | 920 | message->actual_length += drv_data->len_in_bytes; |
922 | |||
923 | /* Move to next transfer of this msg */ | 921 | /* Move to next transfer of this msg */ |
924 | message->state = next_transfer(drv_data); | 922 | message->state = next_transfer(drv_data); |
923 | if (drv_data->cs_change) | ||
924 | cs_deactive(drv_data, chip); | ||
925 | } | 925 | } |
926 | |||
927 | /* Schedule next transfer tasklet */ | 926 | /* Schedule next transfer tasklet */ |
928 | tasklet_schedule(&drv_data->pump_transfers); | 927 | tasklet_schedule(&drv_data->pump_transfers); |
929 | 928 | ||