linux-kernel - [PATCH 3/3] tty: serial: tegra: Use dma_request

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Date:   Wed, 13 Nov 2019 11:46:18 +0200
From:   Peter Ujfalusi <peter.ujfalusi@...com>
To:     <gregkh@...uxfoundation.org>, <linux@...linux.org.uk>,
        <agross@...nel.org>, <bjorn.andersson@...aro.org>,
        <ldewangan@...dia.com>, <thierry.reding@...il.com>,
        <jonathanh@...dia.com>
CC:     <vkoul@...nel.org>, <jslaby@...e.com>,
        <linux-serial@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-tegra@...r.kernel.org>
Subject: [PATCH 3/3] tty: serial: tegra: Use dma_request_chan() directly for channel request

dma_request_slave_channel_reason() is:
#define dma_request_slave_channel_reason(dev, name) \
	dma_request_chan(dev, name)

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
 drivers/tty/serial/serial-tegra.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index 2f599515c133..b6ace6290e23 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -1122,8 +1122,7 @@ static int tegra_uart_dma_channel_allocate(struct tegra_uart_port *tup,
 	int ret;
 	struct dma_slave_config dma_sconfig;
 
-	dma_chan = dma_request_slave_channel_reason(tup->uport.dev,
-						dma_to_memory ? "rx" : "tx");
+	dma_chan = dma_request_chan(tup->uport.dev, dma_to_memory ? "rx" : "tx");
 	if (IS_ERR(dma_chan)) {
 		ret = PTR_ERR(dma_chan);
 		dev_err(tup->uport.dev,
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
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