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>
git-mirror · Jun 2, 2014 · 27e105a · 27e105a
1 parent 6837b8e
commit 27e105a
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c
@@ -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) {