Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
L
linux
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
Analytics
Analytics
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Commits
Issue Boards
Open sidebar
Kirill Smelkov
linux
Commits
e7b56910
Commit
e7b56910
authored
Apr 25, 2003
by
Dave Jones
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
[AGPGART] Hammer GART can use generic enable routines now.
parent
4971461f
Changes
1
Show whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
1 addition
and
55 deletions
+1
-55
drivers/char/agp/amd-k8-agp.c
drivers/char/agp/amd-k8-agp.c
+1
-55
No files found.
drivers/char/agp/amd-k8-agp.c
View file @
e7b56910
...
...
@@ -228,60 +228,6 @@ static struct gatt_mask amd_8151_masks[] =
};
/*
* Try to configure an AGP v3 capable setup.
* If we fail (typically because we don't have an AGP v3
* card in the system) we fall back to the generic AGP v2
* routines.
*/
static
void
agp_x86_64_agp_enable
(
u32
mode
)
{
struct
pci_dev
*
device
=
NULL
;
u32
command
,
scratch
;
u8
cap_ptr
;
u8
v3_devs
=
0
;
/* FIXME: If 'mode' is x1/x2/x4 should we call the AGPv2 routines directly ?
* Messy, as some AGPv3 cards can only do x4 as a minimum.
*/
/* PASS1: Count # of devs capable of AGPv3 mode. */
pci_for_each_dev
(
device
)
{
cap_ptr
=
pci_find_capability
(
device
,
PCI_CAP_ID_AGP
);
if
(
cap_ptr
!=
0x00
)
{
pci_read_config_dword
(
device
,
cap_ptr
,
&
scratch
);
scratch
&=
(
1
<<
20
|
1
<<
21
|
1
<<
22
|
1
<<
23
);
scratch
=
scratch
>>
20
;
/* AGP v3 capable ? */
if
(
scratch
>=
3
)
{
v3_devs
++
;
printk
(
KERN_INFO
"AGP: Found AGPv3 capable device at %d:%d:%d
\n
"
,
device
->
bus
->
number
,
PCI_FUNC
(
device
->
devfn
),
PCI_SLOT
(
device
->
devfn
));
}
else
{
printk
(
KERN_INFO
"AGP: Meh. version %x AGP device found.
\n
"
,
scratch
);
}
}
}
/* If not enough, go to AGP v2 setup */
if
(
v3_devs
<
2
)
{
printk
(
KERN_INFO
"AGP: Only %d devices found, not enough, trying AGPv2
\n
"
,
v3_devs
);
return
agp_generic_enable
(
mode
);
}
else
{
printk
(
KERN_INFO
"AGP: Enough AGPv3 devices found, setting up...
\n
"
);
}
pci_read_config_dword
(
agp_bridge
->
dev
,
agp_bridge
->
capndx
+
PCI_AGP_STATUS
,
&
command
);
command
=
agp_collect_device_status
(
mode
,
command
);
command
|=
0x100
;
pci_write_config_dword
(
agp_bridge
->
dev
,
agp_bridge
->
capndx
+
PCI_AGP_COMMAND
,
command
);
agp_device_command
(
command
,
1
);
}
static
int
__init
amd_8151_setup
(
struct
pci_dev
*
pdev
)
{
struct
pci_dev
*
dev
;
...
...
@@ -298,7 +244,7 @@ static int __init amd_8151_setup (struct pci_dev *pdev)
agp_bridge
->
cleanup
=
amd_8151_cleanup
;
agp_bridge
->
tlb_flush
=
amd_x86_64_tlbflush
;
agp_bridge
->
mask_memory
=
amd_8151_mask_memory
;
agp_bridge
->
agp_enable
=
agp_
x86_64_agp
_enable
;
agp_bridge
->
agp_enable
=
agp_
generic
_enable
;
agp_bridge
->
cache_flush
=
global_cache_flush
;
agp_bridge
->
create_gatt_table
=
agp_generic_create_gatt_table
;
agp_bridge
->
free_gatt_table
=
agp_generic_free_gatt_table
;
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment