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spi: tegra20: Simplify with dev_err_probe() 

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>
Link: https://lore.kernel.org/r/20200901152713.18629-11-krzk@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2020-09-01 17:27:13 +02:00 committed by Mark Brown
parent 68fffc191e
commit 7708aff1e2
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GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 7 deletions
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10
drivers/spi/spi-tegra20-slink.c
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@ -600,13 +600,9 @@ static int tegra_slink_init_dma_param(struct tegra_slink_data *tspi,
struct dma_slave_config dma_sconfig;
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);