linux-kernel - [PATCH 1/3] tty: serial: amba-pl011: Use dma_request

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Message-ID: <20191113094618.1725-2-peter.ujfalusi@ti.com>
Date:   Wed, 13 Nov 2019 11:46:16 +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 1/3] tty: serial: amba-pl011: 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/amba-pl011.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index ae63266e181f..38e2d25f7e23 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -414,7 +414,7 @@ static void pl011_dma_probe(struct uart_amba_port *uap)
 	dma_cap_mask_t mask;
 
 	uap->dma_probed = true;
-	chan = dma_request_slave_channel_reason(dev, "tx");
+	chan = dma_request_chan(dev, "tx");
 	if (IS_ERR(chan)) {
 		if (PTR_ERR(chan) == -EPROBE_DEFER) {
 			uap->dma_probed = false;
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
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