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Subject[PATCH 10/11] spi: tegra114: Simplify with dev_err_probe()
Date
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(-)

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);
--
2.17.1
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