diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-pxa2xx-dma.c | 16 | ||||
| -rw-r--r-- | drivers/spi/spi-qup.c | 2 |
2 files changed, 1 insertions, 17 deletions
diff --git a/drivers/spi/spi-pxa2xx-dma.c b/drivers/spi/spi-pxa2xx-dma.c index 713af4806f26..f6759dc0153b 100644 --- a/drivers/spi/spi-pxa2xx-dma.c +++ b/drivers/spi/spi-pxa2xx-dma.c @@ -29,18 +29,6 @@ static int pxa2xx_spi_map_dma_buffer(struct driver_data *drv_data, struct sg_table *sgt; void *buf, *pbuf; - /* - * Some DMA controllers have problems transferring buffers that are - * not multiple of 4 bytes. So we truncate the transfer so that it - * is suitable for such controllers, and handle the trailing bytes - * manually after the DMA completes. - * - * REVISIT: It would be better if this information could be - * retrieved directly from the DMA device in a similar way than - * ->copy_align etc. is done. - */ - len = ALIGN(drv_data->len, 4); - if (dir == DMA_TO_DEVICE) { dmadev = drv_data->tx_chan->device->dev; sgt = &drv_data->tx_sgt; @@ -144,12 +132,8 @@ static void pxa2xx_spi_dma_transfer_complete(struct driver_data *drv_data, if (!error) { pxa2xx_spi_unmap_dma_buffers(drv_data); - /* Handle the last bytes of unaligned transfer */ drv_data->tx += drv_data->tx_map_len; - drv_data->write(drv_data); - drv_data->rx += drv_data->rx_map_len; - drv_data->read(drv_data); msg->actual_length += drv_data->len; msg->state = pxa2xx_spi_next_transfer(drv_data); diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index b032e8885e24..78c66e3c53ed 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -734,7 +734,7 @@ static int spi_qup_remove(struct platform_device *pdev) int ret; ret = pm_runtime_get_sync(&pdev->dev); - if (ret) + if (ret < 0) return ret; ret = spi_qup_set_state(controller, QUP_STATE_RESET); |