Unverified Commit 7708aff1 authored by Krzysztof Kozlowski's avatar Krzysztof Kozlowski Committed by Mark Brown
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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: default avatarKrzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200901152713.18629-11-krzk@kernel.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 68fffc19

drivers/spi/spi-tegra20-slink.c

+3 −7
Original line number Diff line number Diff line
@@ -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);