diff options
Diffstat (limited to 'drivers/spi/spi-at91-usart.c')
| -rw-r--r-- | drivers/spi/spi-at91-usart.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/drivers/spi/spi-at91-usart.c b/drivers/spi/spi-at91-usart.c index b11d0f993cc7..bbe97ce89a2f 100644 --- a/drivers/spi/spi-at91-usart.c +++ b/drivers/spi/spi-at91-usart.c @@ -132,28 +132,14 @@ static int at91_usart_spi_configure_dma(struct spi_controller *ctlr, dma_cap_set(DMA_SLAVE, mask); ctlr->dma_tx = dma_request_chan(dev, "tx"); - if (IS_ERR_OR_NULL(ctlr->dma_tx)) { - if (IS_ERR(ctlr->dma_tx)) { - err = PTR_ERR(ctlr->dma_tx); - goto at91_usart_spi_error_clear; - } - - dev_dbg(dev, - "DMA TX channel not available, SPI unable to use DMA\n"); - err = -EBUSY; + if (IS_ERR(ctlr->dma_tx)) { + err = PTR_ERR(ctlr->dma_tx); goto at91_usart_spi_error_clear; } ctlr->dma_rx = dma_request_chan(dev, "rx"); - if (IS_ERR_OR_NULL(ctlr->dma_rx)) { - if (IS_ERR(ctlr->dma_rx)) { - err = PTR_ERR(ctlr->dma_rx); - goto at91_usart_spi_error; - } - - dev_dbg(dev, - "DMA RX channel not available, SPI unable to use DMA\n"); - err = -EBUSY; + if (IS_ERR(ctlr->dma_rx)) { + err = PTR_ERR(ctlr->dma_rx); goto at91_usart_spi_error; } @@ -664,7 +650,7 @@ static struct platform_driver at91_usart_spi_driver = { .pm = &at91_usart_spi_pm_ops, }, .probe = at91_usart_spi_probe, - .remove_new = at91_usart_spi_remove, + .remove = at91_usart_spi_remove, }; module_platform_driver(at91_usart_spi_driver); |