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Subject[PATCH v2] spi: fsl-dspi: Use dev_err_probe() in dspi_request_dma()
Date
It is possible for dma_request_chan() to return EPROBE_DEFER, which means
dev is not ready yet.
At this point dev_err() will have no output.

Signed-off-by: Minjie Du <duminjie@vivo.com>
---
drivers/spi/spi-fsl-dspi.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index ca41c8a8b..6aaa529b7 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -503,15 +503,14 @@ static int dspi_request_dma(struct fsl_dspi *dspi, phys_addr_t phy_addr)

dma->chan_rx = dma_request_chan(dev, "rx");
if (IS_ERR(dma->chan_rx)) {
- dev_err(dev, "rx dma channel not available\n");
- ret = PTR_ERR(dma->chan_rx);
- return ret;
+ return dev_err_probe(dev, PTR_ERR(dma->chan_rx),
+ "rx dma channel not available\n");
}

dma->chan_tx = dma_request_chan(dev, "tx");
if (IS_ERR(dma->chan_tx)) {
- dev_err(dev, "tx dma channel not available\n");
ret = PTR_ERR(dma->chan_tx);
+ dev_err_probe(dev, ret, "tx dma channel not available\n");
goto err_tx_channel;
}

--
2.39.0
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