| developer | 5d148cb | 2023-06-02 13:08:11 +0800 | [diff] [blame] | 1 | From f715b301cff26297a1f4af71e6982de3d56673dd Mon Sep 17 00:00:00 2001 |
| 2 | From: Sam Shih <sam.shih@mediatek.com> |
| 3 | Date: Fri, 2 Jun 2023 13:06:20 +0800 |
| 4 | Subject: [PATCH] |
| 5 | [spi-and-storage][999-2368-kernel-MT7988-fix-spi-dma-unmap.patch] |
| 6 | |
| 7 | --- |
| 8 | drivers/spi/spi-mt65xx.c | 4 ++-- |
| 9 | 1 file changed, 2 insertions(+), 2 deletions(-) |
| 10 | |
| 11 | diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c |
| 12 | index 2883dc908..b03257132 100644 |
| 13 | --- a/drivers/spi/spi-mt65xx.c |
| 14 | +++ b/drivers/spi/spi-mt65xx.c |
| 15 | @@ -957,12 +957,12 @@ static int mtk_spi_mem_exec_op(struct spi_mem *mem, |
| 16 | |
| 17 | unmap_rx_dma: |
| 18 | if (op->data.dir == SPI_MEM_DATA_IN) { |
| 19 | + dma_unmap_single(mdata->dev, mdata->rx_dma, |
| 20 | + op->data.nbytes, DMA_FROM_DEVICE); |
| 21 | if(!IS_ALIGNED((size_t)op->data.buf.in, 4)) { |
| 22 | memcpy(op->data.buf.in, rx_tmp_buf, op->data.nbytes); |
| 23 | kfree(rx_tmp_buf); |
| 24 | } |
| 25 | - dma_unmap_single(mdata->dev, mdata->rx_dma, |
| 26 | - op->data.nbytes, DMA_FROM_DEVICE); |
| 27 | } |
| 28 | unmap_tx_dma: |
| 29 | dma_unmap_single(mdata->dev, mdata->tx_dma, |
| 30 | -- |
| 31 | 2.34.1 |
| 32 | |