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Kirill Smelkov
linux
Commits
66bb7e1d
Commit
66bb7e1d
authored
Nov 21, 2012
by
Ben Skeggs
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Plain Diff
drm/nouveau/gpio: place upper limit on using old-school tvdac bios data
Signed-off-by:
Ben Skeggs
<
bskeggs@redhat.com
>
parent
9da49599
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drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
+2
-2
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drivers/gpu/drm/nouveau/core/subdev/bios/gpio.c
View file @
66bb7e1d
...
@@ -101,8 +101,8 @@ dcb_gpio_parse(struct nouveau_bios *bios, int idx, u8 func, u8 line,
...
@@ -101,8 +101,8 @@ dcb_gpio_parse(struct nouveau_bios *bios, int idx, u8 func, u8 line,
}
}
/* DCB 2.2, fixed TVDAC GPIO data */
/* DCB 2.2, fixed TVDAC GPIO data */
if
((
entry
=
dcb_table
(
bios
,
&
ver
,
&
hdr
,
&
cnt
,
&
len
))
&&
ver
>=
0x22
)
{
if
((
entry
=
dcb_table
(
bios
,
&
ver
,
&
hdr
,
&
cnt
,
&
len
)))
{
if
(
func
==
DCB_GPIO_TVDAC0
)
{
if
(
ver
>=
0x22
&&
ver
<
0x30
&&
func
==
DCB_GPIO_TVDAC0
)
{
u8
conf
=
nv_ro08
(
bios
,
entry
-
5
);
u8
conf
=
nv_ro08
(
bios
,
entry
-
5
);
u8
addr
=
nv_ro08
(
bios
,
entry
-
4
);
u8
addr
=
nv_ro08
(
bios
,
entry
-
4
);
if
(
conf
&
0x01
)
{
if
(
conf
&
0x01
)
{
...
...
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