From f715b301cff26297a1f4af71e6982de3d56673dd Mon Sep 17 00:00:00 2001
From: Sam Shih <sam.shih@mediatek.com>
Date: Fri, 2 Jun 2023 13:06:20 +0800
Subject: [PATCH]
[spi-and-storage][999-2368-kernel-MT7988-fix-spi-dma-unmap.patch]
---
drivers/spi/spi-mt65xx.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 2883dc908..b03257132 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -957,12 +957,12 @@ static int mtk_spi_mem_exec_op(struct spi_mem *mem,
unmap_rx_dma:
if (op->data.dir == SPI_MEM_DATA_IN) {
+ dma_unmap_single(mdata->dev, mdata->rx_dma,
+ op->data.nbytes, DMA_FROM_DEVICE);
if(!IS_ALIGNED((size_t)op->data.buf.in, 4)) {
memcpy(op->data.buf.in, rx_tmp_buf, op->data.nbytes);
kfree(rx_tmp_buf);
}
- dma_unmap_single(mdata->dev, mdata->rx_dma,
- op->data.nbytes, DMA_FROM_DEVICE);
}
unmap_tx_dma:
dma_unmap_single(mdata->dev, mdata->tx_dma,
--
2.34.1