diff options
| author | Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu> | 2025-10-12 15:16:56 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2025-10-16 14:25:33 +0100 |
| commit | 20d7b236b78c7ec685a22db5689b9c829975e0c3 (patch) | |
| tree | bbfc9c28f53e0f421183850e0ee081d57deae088 | |
| parent | edd2e261b1babb92213089b5feadca12e3459322 (diff) | |
spi: airoha: switch back to non-dma mode in the case of error
Current dirmap code does not switch back to non-dma mode in the case of
error. This is wrong.
This patch fixes dirmap read/write error path.
Fixes: a403997c12019 ("spi: airoha: add SPI-NAND Flash controller driver")
Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patch.msgid.link/20251012121707.2296160-6-mikhail.kshevetskiy@iopsys.eu
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | drivers/spi/spi-airoha-snfi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/spi/spi-airoha-snfi.c b/drivers/spi/spi-airoha-snfi.c index 0b89dc42545b..8143fbb0cf4e 100644 --- a/drivers/spi/spi-airoha-snfi.c +++ b/drivers/spi/spi-airoha-snfi.c @@ -698,13 +698,13 @@ static ssize_t airoha_snand_dirmap_read(struct spi_mem_dirmap_desc *desc, err = airoha_snand_nfi_config(as_ctrl); if (err) - return err; + goto error_dma_mode_off; dma_addr = dma_map_single(as_ctrl->dev, txrx_buf, SPI_NAND_CACHE_SIZE, DMA_FROM_DEVICE); err = dma_mapping_error(as_ctrl->dev, dma_addr); if (err) - return err; + goto error_dma_mode_off; /* set dma addr */ err = regmap_write(as_ctrl->regmap_nfi, REG_SPI_NFI_STRADDR, @@ -804,6 +804,8 @@ static ssize_t airoha_snand_dirmap_read(struct spi_mem_dirmap_desc *desc, error_dma_unmap: dma_unmap_single(as_ctrl->dev, dma_addr, SPI_NAND_CACHE_SIZE, DMA_FROM_DEVICE); +error_dma_mode_off: + airoha_snand_set_mode(as_ctrl, SPI_MODE_MANUAL); return err; } @@ -936,6 +938,7 @@ static ssize_t airoha_snand_dirmap_write(struct spi_mem_dirmap_desc *desc, error_dma_unmap: dma_unmap_single(as_ctrl->dev, dma_addr, SPI_NAND_CACHE_SIZE, DMA_TO_DEVICE); + airoha_snand_set_mode(as_ctrl, SPI_MODE_MANUAL); return err; } |