[PATCH 02/11] spi: sprd: Simplify with dev_err_probe()

Krzysztof Kozlowski
2020-09-01T15:31:13Z

drivers/spi/spi-sprd-adi.c | 5 +----
drivers/spi/spi-sprd.c | 17 +++++------------
2 files changed, 6 insertions(+), 16 deletions(-)

diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c
index 127b8bd25831..392ec5cfa3d6 100644
--- a/drivers/spi/spi-sprd-adi.c
+++ b/drivers/spi/spi-sprd-adi.c
@@ -504,10 +504,7 @@ static int sprd_adi_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "no hardware spinlock supplied\n");
break;
default:
- dev_err(&pdev->dev,
- "failed to find hwlock id, %d\n", ret);
- fallthrough;
- case -EPROBE_DEFER:
+ dev_err_probe(&pdev->dev, ret, "failed to find hwlock id\n");
goto put_ctlr;
}
}
diff --git a/drivers/spi/spi-sprd.c b/drivers/spi/spi-sprd.c
index 0443fec3a6ab..635738f54c73 100644
--- a/drivers/spi/spi-sprd.c
+++ b/drivers/spi/spi-sprd.c
@@ -553,22 +553,15 @@ static int sprd_spi_dma_tx_config(struct sprd_spi *ss, struct spi_transfer *t)
static int sprd_spi_dma_request(struct sprd_spi *ss)
{
ss->dma.dma_chan[SPRD_SPI_RX] = dma_request_chan(ss->dev, "rx_chn");
- if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_RX])) {
- if (PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]) == -EPROBE_DEFER)
- return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]);
-
- dev_err(ss->dev, "request RX DMA channel failed!\n");
- return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]);
- }
+ if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_RX]))
+ return dev_err_probe(ss->dev, PTR_ERR(ss->dma.dma_chan[SPRD_SPI_RX]),
+ "request RX DMA channel failed!\n");

ss->dma.dma_chan[SPRD_SPI_TX] = dma_request_chan(ss->dev, "tx_chn");
if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_TX])) {
dma_release_channel(ss->dma.dma_chan[SPRD_SPI_RX]);
- if (PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]) == -EPROBE_DEFER)
- return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]);
-
- dev_err(ss->dev, "request TX DMA channel failed!\n");
- return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]);
+ return dev_err_probe(ss->dev, PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]),
+ "request TX DMA channel failed!\n");
}

return 0;
--
2.17.1