diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2014-06-02 15:38:08 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-06-02 15:49:33 +0100 |
| commit | 27e105a6006b8ce1b55709c5e24f63959981475d (patch) | |
| tree | 3f14f20e108d59c73c8757aa4e33bc2e12ccd3b1 /drivers/spi/spi-rspi.c | |
| parent | 6837b8e91d2a080293c30d5fe42d9692390091fa (diff) | |
| download | lwn-27e105a6006b8ce1b55709c5e24f63959981475d.tar.gz lwn-27e105a6006b8ce1b55709c5e24f63959981475d.zip | |
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/spi-rspi.c')
| -rw-r--r-- | drivers/spi/spi-rspi.c | 6 |
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) { |