spi: fsl-dspi: Use dev_err_probe() in dspi_request_dma()

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>
Link: https://lore.kernel.org/r/20230725035038.1702-1-duminjie@vivo.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index ca41c8a8ba42541c1038a19b0c1f89ec36ef7bdc..150d2ebf234bf80c69d9bc81d7d197eb552116fa 100644 (file)
--- 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;
        }