linux-kernel - [PATCH v2 03/16] mtd/docg3: fix protection areas reading

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Date:	Thu, 10 Nov 2011 09:05:29 +0100
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	dwmw2@...radead.org, dedekind1@...il.com, mikedunn@...sguy.com
Cc:	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Robert Jarzmik <robert.jarzmik@...e.fr>
Subject: [PATCH v2 03/16] mtd/docg3: fix protection areas reading

The protection areas boundaries were on 16bit registers, not
8bit. This is consistent with block numbers, which can
extend up to 4096 on bigger chips (and is 2048 on the
docg3).

Signed-off-by: Robert Jarzmik <robert.jarzmik@...e.fr>
---
 drivers/mtd/devices/docg3.c |   16 +++++++++-------
 1 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index 8942a75..5834e6e 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -852,13 +852,15 @@ static int dbg_protection_show(struct seq_file *s, void *p)
 {
 	struct docg3 *docg3 = (struct docg3 *)s->private;
 	int pos = 0;
-	int protect = doc_register_readb(docg3, DOC_PROTECTION);
-	int dps0 = doc_register_readb(docg3, DOC_DPS0_STATUS);
-	int dps0_low = doc_register_readb(docg3, DOC_DPS0_ADDRLOW);
-	int dps0_high = doc_register_readb(docg3, DOC_DPS0_ADDRHIGH);
-	int dps1 = doc_register_readb(docg3, DOC_DPS1_STATUS);
-	int dps1_low = doc_register_readb(docg3, DOC_DPS1_ADDRLOW);
-	int dps1_high = doc_register_readb(docg3, DOC_DPS1_ADDRHIGH);
+	int protect, dps0, dps0_low, dps0_high, dps1, dps1_low, dps1_high;
+
+	protect = doc_register_readb(docg3, DOC_PROTECTION);
+	dps0 = doc_register_readb(docg3, DOC_DPS0_STATUS);
+	dps0_low = doc_register_readw(docg3, DOC_DPS0_ADDRLOW);
+	dps0_high = doc_register_readw(docg3, DOC_DPS0_ADDRHIGH);
+	dps1 = doc_register_readb(docg3, DOC_DPS1_STATUS);
+	dps1_low = doc_register_readw(docg3, DOC_DPS1_ADDRLOW);
+	dps1_high = doc_register_readw(docg3, DOC_DPS1_ADDRHIGH);
 
 	pos += seq_printf(s, "Protection = 0x%02x (",
 			 protect);
-- 
1.7.5.4

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