From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/drivers/staging/xgifb/vb_util.c | 42 ++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 kernel/drivers/staging/xgifb/vb_util.c (limited to 'kernel/drivers/staging/xgifb/vb_util.c') diff --git a/kernel/drivers/staging/xgifb/vb_util.c b/kernel/drivers/staging/xgifb/vb_util.c new file mode 100644 index 000000000..be3437ca3 --- /dev/null +++ b/kernel/drivers/staging/xgifb/vb_util.c @@ -0,0 +1,42 @@ +#include "vgatypes.h" +#include "vb_util.h" + +void xgifb_reg_set(unsigned long port, u8 index, u8 data) +{ + outb(index, port); + outb(data, port + 1); +} + +u8 xgifb_reg_get(unsigned long port, u8 index) +{ + outb(index, port); + return inb(port + 1); +} + +void xgifb_reg_and_or(unsigned long port, u8 index, + unsigned data_and, unsigned data_or) +{ + u8 temp; + + temp = xgifb_reg_get(port, index); /* XGINew_Part1Port index 02 */ + temp = (temp & data_and) | data_or; + xgifb_reg_set(port, index, temp); +} + +void xgifb_reg_and(unsigned long port, u8 index, unsigned data_and) +{ + u8 temp; + + temp = xgifb_reg_get(port, index); /* XGINew_Part1Port index 02 */ + temp &= data_and; + xgifb_reg_set(port, index, temp); +} + +void xgifb_reg_or(unsigned long port, u8 index, unsigned data_or) +{ + u8 temp; + + temp = xgifb_reg_get(port, index); /* XGINew_Part1Port index 02 */ + temp |= data_or; + xgifb_reg_set(port, index, temp); +} -- cgit 1.2.3-korg