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[10/11] spi: tegra114: Simplify with dev_err_probe()

Message ID 20200901152713.18629-10-krzk@kernel.org
State Deferred
Headers show
Series [01/11] spi: sprd: Release DMA channel also on probe deferral | expand

Commit Message

Krzysztof Kozlowski Sept. 1, 2020, 3:27 p.m. UTC 
Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and the error value gets printed.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 drivers/spi/spi-tegra114.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)
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Patch

diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c
index c2c58871a947..ca6886aaa519 100644
--- a/drivers/spi/spi-tegra114.c
+++ b/drivers/spi/spi-tegra114.c
@@ -664,16 +664,11 @@  static int tegra_spi_init_dma_param(struct tegra_spi_data *tspi,
 	struct dma_chan *dma_chan;
 	u32 *dma_buf;
 	dma_addr_t dma_phys;
-	int ret;
 
 	dma_chan = dma_request_chan(tspi->dev, dma_to_memory ? "rx" : "tx");
-	if (IS_ERR(dma_chan)) {
-		ret = PTR_ERR(dma_chan);
-		if (ret != -EPROBE_DEFER)
-			dev_err(tspi->dev,
-				"Dma channel is not available: %d\n", ret);
-		return ret;
-	}
+	if (IS_ERR(dma_chan))
+		return dev_err_probe(tspi->dev, PTR_ERR(dma_chan),
+				     "Dma channel is not available\n");
 
 	dma_buf = dma_alloc_coherent(tspi->dev, tspi->dma_buf_size,
 				&dma_phys, GFP_KERNEL);