linux-kernel - [PATCH] dmaengine: dmatest: Restore "memcpy" as default mode

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Date:   Wed, 14 Sep 2016 20:40:38 +0300
From:   Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
To:     dmaengine@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, appana.durga.rao@...inx.com,
        vinod.koul@...el.com, dan.j.williams@...el.com,
        andriy.shevchenko@...ux.intel.com,
        linux-snps-arc@...ts.infradead.org,
        Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
Subject: [PATCH] dmaengine: dmatest: Restore "memcpy" as default mode

Commit 0d4cb44da6ca0e8 ("dmaengine: dmatest: Add support for
scatter-gather DMA mode") changes default "dmatest" behavior by
changing default mode from "memcpy" to "scatter-gather".
Now "memcpy" gets back as default mode.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
---
 drivers/dma/dmatest.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 53e9728..cf76fc6 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -56,10 +56,10 @@ module_param(sg_buffers, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(sg_buffers,
 		"Number of scatter gather buffers (default: 1)");
 
-static unsigned int dmatest = 1;
+static unsigned int dmatest;
 module_param(dmatest, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(dmatest,
-		"dmatest 0-memcpy 1-slave_sg (default: 1)");
+		"dmatest 0-memcpy 1-slave_sg (default: 0)");
 
 static unsigned int xor_sources = 3;
 module_param(xor_sources, uint, S_IRUGO | S_IWUSR);
-- 
2.5.5