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viafb: fold via_io.h into via-core.h 

Preparatory move toward the ultimate goal of moving pan-subdevice stuff
into include/linux.

Cc: ScottFang@viatech.com.cn
Cc: JosephChan@via.com.tw
Cc: Harald Welte <laforge@gnumonks.org>
Acked-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Jonathan Corbet 2010-05-05 13:42:49 -06:00
parent 8bbf50fe9c
commit 64a6bd6a57
7 changed files with 53 additions and 78 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/video/via/hw.h
View File

@ -24,7 +24,6 @@
#include "viamode.h"
#include "global.h"
#include "via_io.h"
#include "via_modesetting.h"
#define viafb_read_reg(p, i) via_read_reg(p, i)

11
drivers/video/via/share.h
View File

@ -43,14 +43,9 @@
/* Video Memory Size */
#define VIDEO_MEMORY_SIZE_16M 0x1000000
/* standard VGA IO port
*/
#define VIAStatus 0x3DA
#define VIACR 0x3D4
#define VIASR 0x3C4
#define VIAGR 0x3CE
#define VIAAR 0x3C0
/*
* Lengths of the VPIT structure arrays.
*/
#define StdCR 0x19
#define StdSR 0x04
#define StdGR 0x09

48
drivers/video/via/via-core.h
View File

@ -1,7 +1,8 @@
/*
* Copyright 1998-2009 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
* Copyright 2009 Jonathan Corbet <corbet@lwn.net>
* Copyright 2009-2010 Jonathan Corbet <corbet@lwn.net>
* Copyright 2010 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
@ -22,6 +23,8 @@
#ifndef __VIA_CORE_H__
#define __VIA_CORE_H__
#include <linux/types.h>
#include <linux/io.h>
#include <linux/spinlock.h>
#include <linux/pci.h>
@ -170,4 +173,47 @@ int viafb_dma_copy_out_sg(unsigned int offset, struct scatterlist *sg, int nsg);
#define VGA_WIDTH 640
#define VGA_HEIGHT 480
/*
* Indexed port operations. Note that these are all multi-op
* functions; every invocation will be racy if you're not holding
* reg_lock.
*/
#define VIAStatus 0x3DA /* Non-indexed port */
#define VIACR 0x3D4
#define VIASR 0x3C4
#define VIAGR 0x3CE
#define VIAAR 0x3C0
static inline u8 via_read_reg(u16 port, u8 index)
{
outb(index, port);
return inb(port + 1);
}
static inline void via_write_reg(u16 port, u8 index, u8 data)
{
outb(index, port);
outb(data, port + 1);
}
static inline void via_write_reg_mask(u16 port, u8 index, u8 data, u8 mask)
{
u8 old;
outb(index, port);
old = inb(port + 1);
outb((data & mask) | (old & ~mask), port + 1);
}
#define VIA_MISC_REG_READ 0x03CC
#define VIA_MISC_REG_WRITE 0x03C2
static inline void via_write_misc_reg_mask(u8 data, u8 mask)
{
u8 old = inb(VIA_MISC_REG_READ);
outb((data & mask) | (old & ~mask), VIA_MISC_REG_WRITE);
}
#endif /* __VIA_CORE_H__ */

67
drivers/video/via/via_io.h
View File

@ -1,67 +0,0 @@
/*
* Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
* Copyright 2010 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation;
* either version 2, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE.See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* basic io functions
*/
#ifndef __VIA_IO_H__
#define __VIA_IO_H__
#include <linux/types.h>
#include <linux/io.h>
#define VIA_MISC_REG_READ 0x03CC
#define VIA_MISC_REG_WRITE 0x03C2
/*
* Indexed port operations. Note that these are all multi-op
* functions; every invocation will be racy if you're not holding
* reg_lock.
*/
static inline u8 via_read_reg(u16 port, u8 index)
{
outb(index, port);
return inb(port + 1);
}
static inline void via_write_reg(u16 port, u8 index, u8 data)
{
outb(index, port);
outb(data, port + 1);
}
static inline void via_write_reg_mask(u16 port, u8 index, u8 data, u8 mask)
{
u8 old;
outb(index, port);
old = inb(port + 1);
outb((data & mask) | (old & ~mask), port + 1);
}
static inline void via_write_misc_reg_mask(u8 data, u8 mask)
{
u8 old = inb(VIA_MISC_REG_READ);
outb((data & mask) | (old & ~mask), VIA_MISC_REG_WRITE);
}
#endif /* __VIA_IO_H__ */

2
drivers/video/via/via_modesetting.c
View File

@ -25,7 +25,7 @@
#include <linux/kernel.h>
#include "via_modesetting.h"
#include "via_io.h"
#include "via-core.h"
#include "share.h"
#include "debug.h"

1
drivers/video/via/via_utility.c
View File

@ -19,6 +19,7 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "via-core.h"
#include "global.h"
void viafb_get_device_support_state(u32 *support_state)

1
drivers/video/via/viamode.c
View File

@ -19,6 +19,7 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "via-core.h"
#include "global.h"
struct res_map_refresh res_map_refresh_tbl[] = {
/*hres, vres, vclock, vmode_refresh*/