The original log didn't figure out that we could still
finish this transfer by PIO mode even if failing to use
DMA. And it should be kept for debug level instead of
error one.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
spin_unlock_irqrestore(&host->irq_lock, irqflags);
if (host->dma_ops->start(host, sg_len)) {
- /* We can't do DMA */
- dev_err(host->dev, "%s: failed to start DMA.\n", __func__);
+ /* We can't do DMA, try PIO for this one */
+ dev_dbg(host->dev,
+ "%s: fall back to PIO mode for current transfer\n",
+ __func__);
return -ENODEV;
}