commit 32f12644d44603fcf96d1dd0bfe142811de1a862
author Linus Walleij <linus.walleij@linaro.org> Fri Jan 13 16:03:11 2017 +0100
committer Linus Walleij <linus.walleij@linaro.org> Thu Aug 10 10:05:45 2017 +0200
tree ef02c9d5bb273c1ccdcc2b7db1f9024c5d2091cb
parent e1963214a7421bb80dadb1a54d2c748d2682906e

audio DMA debug code

drivers/dma/ste_dma40.c

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index c3052fb..615ef4b 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -1473,6 +1473,12 @@ static dma_cookie_t d40_tx_submit(struct dma_async_tx_descriptor *tx)
 
 static int d40_start(struct d40_chan *d40c)
 {
+	if (d40c->dma_cfg.dev_type == 30 ||
+	    d40c->dma_cfg.dev_type == 31 ||
+	    d40c->dma_cfg.dev_type == 14) {
+		dev_info(chan2dev(d40c), "start channel device type %d\n",
+			 d40c->dma_cfg.dev_type);
+	}
 	return d40_channel_execute_command(d40c, D40_DMA_RUN);
 }