serial: omap8250: Terminate rx dma only for flushes
DMA completed normally does not require termination; only terminate paused rx dma stemming from rx dma flush. Signed-off-by: Peter Hurley <peter@hurleysoftware.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -767,7 +767,6 @@ static void __dma_rx_do_complete(struct uart_8250_port *p)
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dma->rx_running = 0;
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dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state);
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dmaengine_terminate_all(dma->rxchan);
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count = dma->rx_size - state.residue;
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@ -808,6 +807,7 @@ static void omap_8250_rx_dma_flush(struct uart_8250_port *p)
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spin_unlock_irqrestore(&priv->rx_dma_lock, flags);
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__dma_rx_do_complete(p);
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dmaengine_terminate_all(dma->rxchan);
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}
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static int omap_8250_rx_dma(struct uart_8250_port *p)
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