From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Daniel Mack <daniel@zonque.org>,
Haojian Zhuang <haojian.zhuang@gmail.com>,
Robert Jarzmik <robert.jarzmik@free.fr>,
linux-arm-kernel@lists.infradead.org,
Mark Brown <broonie@kernel.org>,
linux-spi@vger.kernel.org,
Jarkko Nikula <jarkko.nikula@linux.intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH v1 3/3] spi: pxa2xx: Debug print DMA burst and threshold
Date: Tue, 26 Feb 2019 12:24:41 +0300 [thread overview]
Message-ID: <20190226092441.49198-3-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <20190226092441.49198-1-andriy.shevchenko@linux.intel.com>
It's useful during debug to see what DMA burst and threshold sizes are.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
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 393e020c757a..534460a29432 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1339,6 +1339,9 @@ static int setup(struct spi_device *spi)
dev_warn(&spi->dev,
"in setup: DMA burst size reduced to match bits_per_word\n");
}
+ dev_dbg(&spi->dev,
+ "in setup: DMA burst and threshold set to %u, %u\n",
+ chip->dma_burst_size, chip->dma_threshold);
}
switch (drv_data->ssp_type) {
--
2.20.1
next prev parent reply other threads:[~2019-02-26 9:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-26 9:24 [PATCH v1 1/3] dt-bindings: Add dma-burst-sz property for spi-pxa2xx Andy Shevchenko
2019-02-26 9:24 ` [PATCH v1 2/3] spi: pxa2xx: Introduce dma-burst-sz property support Andy Shevchenko
2019-02-26 11:46 ` Jarkko Nikula
2019-02-26 13:02 ` Andy Shevchenko
2019-03-07 19:24 ` Robert Jarzmik
2019-03-08 7:07 ` Andy Shevchenko
2019-03-08 7:08 ` Andy Shevchenko
2019-02-26 9:24 ` Andy Shevchenko [this message]
2019-02-26 11:02 ` [PATCH v1 1/3] dt-bindings: Add dma-burst-sz property for spi-pxa2xx Mark Brown
2019-02-26 11:33 ` Andy Shevchenko
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