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Message-Id: <1431970455-16916-1-git-send-email-fabf@skynet.be>
Date: Mon, 18 May 2015 19:34:15 +0200
From: Fabian Frederick <fabf@...net.be>
To: linux-kernel@...r.kernel.org
Cc: Fabian Frederick <fabf@...net.be>,
Arnaud Patard <arnaud.patard@...-net.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
devel@...verdev.osuosl.org
Subject: [PATCH 1/1 linux-next] staging: xgifb: use swap() in XGI_WriteDAC()
Use kernel.h macro definition.
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
drivers/staging/xgifb/vb_setmode.c | 19 ++++++-------------
1 file changed, 6 insertions(+), 13 deletions(-)
diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
index a47395e..3b0b4d3 100644
--- a/drivers/staging/xgifb/vb_setmode.c
+++ b/drivers/staging/xgifb/vb_setmode.c
@@ -1081,24 +1081,17 @@ static void XGI_WriteDAC(unsigned short dl,
unsigned short dh,
struct vb_device_info *pVBInfo)
{
- unsigned short temp, bh, bl;
+ unsigned short bh, bl;
bh = ah;
bl = al;
if (dl != 0) {
- temp = bh;
- bh = dh;
- dh = temp;
- if (dl == 1) {
- temp = bl;
- bl = dh;
- dh = temp;
- } else {
- temp = bl;
- bl = bh;
- bh = temp;
- }
+ swap(bh, dh);
+ if (dl == 1)
+ swap(bl, dh);
+ else
+ swap(bl, bh);
}
outb((unsigned short) dh, pVBInfo->P3c9);
outb((unsigned short) bh, pVBInfo->P3c9);
--
2.4.0
--
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