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spi: rspi: Don't consider DMA configuration failures fatal 

Fall back to PIO if DMA configuration failed.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Geert Uytterhoeven 2014-06-02 15:38:08 +02:00 committed by Mark Brown
parent 6837b8e91d
commit 27e105a600
1 changed files with 2 additions and 4 deletions
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6
drivers/spi/spi-rspi.c
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@ -1190,10 +1190,8 @@ static int rspi_probe(struct platform_device *pdev)
}
ret = rspi_request_dma(rspi, pdev);
if (ret < 0) {
dev_err(&pdev->dev, "rspi_request_dma failed.\n");
goto error3;
}
if (ret < 0)
dev_warn(&pdev->dev, "DMA not available, using PIO\n");
ret = devm_spi_register_master(&pdev->dev, master);
if (ret < 0) {