[3/3] tty: serial: 8250_omap: Remove rx_dma_broken flag
diff mbox

Message ID 20170113080201.6515-4-vigneshr@ti.com
State New
Headers show

Commit Message

Vignesh Raghavendra Jan. 13, 2017, 8:02 a.m. UTC
8250 UART DMA support was marked broken by default as it was not
possible to pause ongoing RX DMA transfer. Now that both SDMA and
EDMA can support pause operation for RX DMA transactions, don't set
rx_dma_broken to true by default. With this patch 8250_omap driver will
use DMA by default.

Signed-off-by: Vignesh R <vigneshr@ti.com>
---
 drivers/tty/serial/8250/8250_omap.c | 5 -----
 1 file changed, 5 deletions(-)

Patch
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diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
index 97766dcd67d4..68a6393d9636 100644
--- a/drivers/tty/serial/8250/8250_omap.c
+++ b/drivers/tty/serial/8250/8250_omap.c
@@ -1221,11 +1221,6 @@  static int omap8250_probe(struct platform_device *pdev)
 			priv->omap8250_dma.rx_size = RX_TRIGGER;
 			priv->omap8250_dma.rxconf.src_maxburst = RX_TRIGGER;
 			priv->omap8250_dma.txconf.dst_maxburst = TX_TRIGGER;
-			/*
-			 * pause is currently not supported atleast on omap-sdma
-			 * and edma on most earlier kernels.
-			 */
-			priv->rx_dma_broken = true;
 		}
 	}
 #endif