linux-kernel - [PATCH 1/1] spi: pxa2xx: add driver enabling message

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Date:   Mon, 8 Apr 2019 17:22:44 +0200
From:   Flavio Suligoi <f.suligoi@...m.it>
To:     Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Mark Brown <broonie@...nel.org>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-spi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Flavio Suligoi <f.suligoi@...m.it>
Subject: [PATCH 1/1] spi: pxa2xx: add driver enabling message

Add an info message for the PXA2xx device driver start-up,
with the indication of the transfer mode used (DMA or GPIO).

This info is useful to individuate the timing when
the module starts.

Signed-off-by: Flavio Suligoi <f.suligoi@...m.it>
---
 drivers/spi/spi-pxa2xx.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index f7068cc..d449501 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1826,6 +1826,9 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
 		goto out_error_clock_enabled;
 	}
 
+	dev_info(dev, "PXA2xx SPI master controller (%s mode)\n",
+		 platform_info->enable_dma ? "DMA" : "PIO");
+
 	return status;
 
 out_error_clock_enabled:
-- 
2.7.4