linux-kernel - [PATCH] MTD: m25p80: add debugging trace in sst

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Date:	Wed, 15 Dec 2010 12:59:32 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	dwmw2@...radead.org, linux-mtd@...ts.infradead.org
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH] MTD: m25p80: add debugging trace in sst_write()

Add a DEBUG(MTD_DEBUG_LEVEL2, ..) trace at beginning of sst_write() function as
it is done in m25p80_write() function.

Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
---
 drivers/mtd/devices/m25p80.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index bf5a002..e6b5707 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -482,6 +482,10 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
 	size_t actual;
 	int cmd_sz, ret;
 
+	DEBUG(MTD_DEBUG_LEVEL2, "%s: %s %s 0x%08x, len %zd\n",
+			dev_name(&flash->spi->dev), __func__, "to",
+			(u32)to, len);
+
 	*retlen = 0;
 
 	/* sanity checks */
-- 
1.7.3

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