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112a12aa
编写于
12月 07, 2012
作者:
B
Ben Skeggs
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
drm/nouveau/bios: add support for parsing xpio table data
Signed-off-by:
N
Ben Skeggs
<
bskeggs@redhat.com
>
上级
23088182
变更
5
隐藏空白更改
内联
并排
Showing
5 changed file
with
105 addition
and
4 deletion
+105
-4
drivers/gpu/drm/nouveau/Makefile
drivers/gpu/drm/nouveau/Makefile
+1
-0
drivers/gpu/drm/nouveau/core/include/subdev/bios/gpio.h
drivers/gpu/drm/nouveau/core/include/subdev/bios/gpio.h
+0
-2
drivers/gpu/drm/nouveau/core/include/subdev/bios/xpio.h
drivers/gpu/drm/nouveau/core/include/subdev/bios/xpio.h
+19
-0
drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
+9
-2
drivers/gpu/drm/nouveau/core/subdev/bios/xpio.c
drivers/gpu/drm/nouveau/core/subdev/bios/xpio.c
+76
-0
未找到文件。
drivers/gpu/drm/nouveau/Makefile
浏览文件 @
112a12aa
...
...
@@ -40,6 +40,7 @@ nouveau-y += core/subdev/bios/mxm.o
nouveau-y
+=
core/subdev/bios/perf.o
nouveau-y
+=
core/subdev/bios/pll.o
nouveau-y
+=
core/subdev/bios/therm.o
nouveau-y
+=
core/subdev/bios/xpio.o
nouveau-y
+=
core/subdev/bus/nv04.o
nouveau-y
+=
core/subdev/bus/nv31.o
nouveau-y
+=
core/subdev/bus/nv50.o
...
...
drivers/gpu/drm/nouveau/core/include/subdev/bios/gpio.h
浏览文件 @
112a12aa
#ifndef __NVBIOS_GPIO_H__
#define __NVBIOS_GPIO_H__
struct
nouveau_bios
;
enum
dcb_gpio_func_name
{
DCB_GPIO_PANEL_POWER
=
0x01
,
DCB_GPIO_TVDAC0
=
0x0c
,
...
...
drivers/gpu/drm/nouveau/core/include/subdev/bios/xpio.h
0 → 100644
浏览文件 @
112a12aa
#ifndef __NVBIOS_XPIO_H__
#define __NVBIOS_XPIO_H__
#define NVBIOS_XPIO_FLAG_AUX 0x10
#define NVBIOS_XPIO_FLAG_AUX0 0x00
#define NVBIOS_XPIO_FLAG_AUX1 0x10
struct
nvbios_xpio
{
u8
type
;
u8
addr
;
u8
flags
;
};
u16
dcb_xpio_table
(
struct
nouveau_bios
*
,
u8
idx
,
u8
*
ver
,
u8
*
hdr
,
u8
*
cnt
,
u8
*
len
);
u16
dcb_xpio_parse
(
struct
nouveau_bios
*
,
u8
idx
,
u8
*
ver
,
u8
*
hdr
,
u8
*
cnt
,
u8
*
len
,
struct
nvbios_xpio
*
);
#endif
drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
浏览文件 @
112a12aa
...
...
@@ -25,6 +25,7 @@
#include <subdev/bios.h>
#include <subdev/bios/dcb.h>
#include <subdev/bios/gpio.h>
#include <subdev/bios/xpio.h>
u16
dcb_gpio_table
(
struct
nouveau_bios
*
bios
,
u8
*
ver
,
u8
*
hdr
,
u8
*
cnt
,
u8
*
len
)
...
...
@@ -60,8 +61,14 @@ dcb_gpio_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
u16
dcb_gpio_entry
(
struct
nouveau_bios
*
bios
,
int
idx
,
int
ent
,
u8
*
ver
,
u8
*
len
)
{
u8
hdr
,
cnt
;
u16
gpio
=
!
idx
?
dcb_gpio_table
(
bios
,
ver
,
&
hdr
,
&
cnt
,
len
)
:
0x0000
;
u8
hdr
,
cnt
,
xver
;
/* use gpio version for xpio entry parsing */
u16
gpio
;
if
(
!
idx
--
)
gpio
=
dcb_gpio_table
(
bios
,
ver
,
&
hdr
,
&
cnt
,
len
);
else
gpio
=
dcb_xpio_table
(
bios
,
idx
,
&
xver
,
&
hdr
,
&
cnt
,
len
);
if
(
gpio
&&
ent
<
cnt
)
return
gpio
+
hdr
+
(
ent
*
*
len
);
return
0x0000
;
...
...
drivers/gpu/drm/nouveau/core/subdev/bios/xpio.c
0 → 100644
浏览文件 @
112a12aa
/*
* Copyright 2012 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ben Skeggs
*/
#include <subdev/bios.h>
#include <subdev/bios/gpio.h>
#include <subdev/bios/xpio.h>
static
u16
dcb_xpiod_table
(
struct
nouveau_bios
*
bios
,
u8
*
ver
,
u8
*
hdr
,
u8
*
cnt
,
u8
*
len
)
{
u16
data
=
dcb_gpio_table
(
bios
,
ver
,
hdr
,
cnt
,
len
);
if
(
data
&&
*
ver
>=
0x40
&&
*
hdr
>=
0x06
)
{
u16
xpio
=
nv_ro16
(
bios
,
data
+
0x04
);
if
(
xpio
)
{
*
ver
=
nv_ro08
(
bios
,
data
+
0x00
);
*
hdr
=
nv_ro08
(
bios
,
data
+
0x01
);
*
cnt
=
nv_ro08
(
bios
,
data
+
0x02
);
*
len
=
nv_ro08
(
bios
,
data
+
0x03
);
return
xpio
;
}
}
return
0x0000
;
}
u16
dcb_xpio_table
(
struct
nouveau_bios
*
bios
,
u8
idx
,
u8
*
ver
,
u8
*
hdr
,
u8
*
cnt
,
u8
*
len
)
{
u16
data
=
dcb_xpiod_table
(
bios
,
ver
,
hdr
,
cnt
,
len
);
if
(
data
&&
idx
<
*
cnt
)
{
u16
xpio
=
nv_ro16
(
bios
,
data
+
*
hdr
+
(
idx
*
*
len
));
if
(
xpio
)
{
*
ver
=
nv_ro08
(
bios
,
data
+
0x00
);
*
hdr
=
nv_ro08
(
bios
,
data
+
0x01
);
*
cnt
=
nv_ro08
(
bios
,
data
+
0x02
);
*
len
=
nv_ro08
(
bios
,
data
+
0x03
);
return
xpio
;
}
}
return
0x0000
;
}
u16
dcb_xpio_parse
(
struct
nouveau_bios
*
bios
,
u8
idx
,
u8
*
ver
,
u8
*
hdr
,
u8
*
cnt
,
u8
*
len
,
struct
nvbios_xpio
*
info
)
{
u16
data
=
dcb_xpio_table
(
bios
,
idx
,
ver
,
hdr
,
cnt
,
len
);
if
(
data
&&
*
len
>=
6
)
{
info
->
type
=
nv_ro08
(
bios
,
data
+
0x04
);
info
->
addr
=
nv_ro08
(
bios
,
data
+
0x05
);
info
->
flags
=
nv_ro08
(
bios
,
data
+
0x06
);
}
return
0x0000
;
}
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