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authorGeert Uytterhoeven <geert+renesas@glider.be>2014-06-02 15:38:08 +0200
committerMark Brown <broonie@linaro.org>2014-06-02 15:49:33 +0100
commit27e105a6006b8ce1b55709c5e24f63959981475d (patch)
tree3f14f20e108d59c73c8757aa4e33bc2e12ccd3b1 /drivers/spi
parent6837b8e91d2a080293c30d5fe42d9692390091fa (diff)
downloadlinux-27e105a6006b8ce1b55709c5e24f63959981475d.tar.bz2
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>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-rspi.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c
index fdbd46d0c570..94a99ec7d989 100644
--- 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) {