linux-kernel - [PATCH v1 2/5] saa7164: convert to seq_hex

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Message-Id: <1404919470-26668-3-git-send-email-andriy.shevchenko@linux.intel.com>
Date:	Wed,  9 Jul 2014 18:24:27 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Tadeusz Struk <tadeusz.struk@...el.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Helge Deller <deller@....de>,
	Ingo Tuchscherer <ingo.tuchscherer@...ibm.com>,
	linux390@...ibm.com, Alexander Viro <viro@...iv.linux.org.uk>,
	qat-linux@...el.com, linux-crypto@...r.kernel.org,
	linux-media@...r.kernel.org, linux-s390@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 2/5] saa7164: convert to seq_hex_dump()

Instead of custom approach let's use recently added seq_hex_dump() helper.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/media/pci/saa7164/saa7164-core.c | 31 ++++---------------------------
 1 file changed, 4 insertions(+), 27 deletions(-)

diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
index 1bf0697..6f81584 100644
--- a/drivers/media/pci/saa7164/saa7164-core.c
+++ b/drivers/media/pci/saa7164/saa7164-core.c
@@ -1065,7 +1065,6 @@ static int saa7164_proc_show(struct seq_file *m, void *v)
 	struct saa7164_dev *dev;
 	struct tmComResBusInfo *b;
 	struct list_head *list;
-	int i, c;
 
 	if (saa7164_devcount == 0)
 		return 0;
@@ -1089,35 +1088,13 @@ static int saa7164_proc_show(struct seq_file *m, void *v)
 
 		seq_printf(m, " .m_pdwGetReadPos  = 0x%x (0x%08x)\n",
 			b->m_dwGetWritePos, saa7164_readl(b->m_dwGetWritePos));
-		c = 0;
 		seq_printf(m, "\n  Set Ring:\n");
-		seq_printf(m, "\n addr  00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n");
-		for (i = 0; i < b->m_dwSizeSetRing; i++) {
-			if (c == 0)
-				seq_printf(m, " %04x:", i);
+		seq_hex_dump(m, " ", DUMP_PREFIX_OFFSET, 16, 1,
+			     b->m_pdwSetRing, b->m_dwSizeSetRing, false);
 
-			seq_printf(m, " %02x", *(b->m_pdwSetRing + i));
-
-			if (++c == 16) {
-				seq_printf(m, "\n");
-				c = 0;
-			}
-		}
-
-		c = 0;
 		seq_printf(m, "\n  Get Ring:\n");
-		seq_printf(m, "\n addr  00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n");
-		for (i = 0; i < b->m_dwSizeGetRing; i++) {
-			if (c == 0)
-				seq_printf(m, " %04x:", i);
-
-			seq_printf(m, " %02x", *(b->m_pdwGetRing + i));
-
-			if (++c == 16) {
-				seq_printf(m, "\n");
-				c = 0;
-			}
-		}
+		seq_hex_dump(m, " ", DUMP_PREFIX_OFFSET, 16, 1,
+			     b->m_pdwGetRing, b->m_dwSizeGetRing, false);
 
 		mutex_unlock(&b->lock);
 
-- 
2.0.1

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