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linux
linux-davinci
Commits
63be2d93
Commit
63be2d93
authored
Mar 09, 2007
by
Len Brown
Browse files
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Plain Diff
Pull bugzilla-6316 into release branch
parents
653351b0
362ea087
Changes
1
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Showing
1 changed file
with
73 additions
and
47 deletions
+73
-47
drivers/pnp/pnpacpi/rsparser.c
drivers/pnp/pnpacpi/rsparser.c
+73
-47
No files found.
drivers/pnp/pnpacpi/rsparser.c
View file @
63be2d93
...
...
@@ -89,6 +89,7 @@ pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, u32 gsi,
return
;
res
->
irq_resource
[
i
].
flags
=
IORESOURCE_IRQ
;
// Also clears _UNSET flag
res
->
irq_resource
[
i
].
flags
|=
irq_flags
(
triggering
,
polarity
);
irq
=
acpi_register_gsi
(
gsi
,
triggering
,
polarity
);
if
(
irq
<
0
)
{
res
->
irq_resource
[
i
].
flags
|=
IORESOURCE_DISABLED
;
...
...
@@ -103,8 +104,52 @@ pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, u32 gsi,
pcibios_penalize_isa_irq
(
irq
,
1
);
}
static
int
dma_flags
(
int
type
,
int
bus_master
,
int
transfer
)
{
int
flags
=
0
;
if
(
bus_master
)
flags
|=
IORESOURCE_DMA_MASTER
;
switch
(
type
)
{
case
ACPI_COMPATIBILITY
:
flags
|=
IORESOURCE_DMA_COMPATIBLE
;
break
;
case
ACPI_TYPE_A
:
flags
|=
IORESOURCE_DMA_TYPEA
;
break
;
case
ACPI_TYPE_B
:
flags
|=
IORESOURCE_DMA_TYPEB
;
break
;
case
ACPI_TYPE_F
:
flags
|=
IORESOURCE_DMA_TYPEF
;
break
;
default:
/* Set a default value ? */
flags
|=
IORESOURCE_DMA_COMPATIBLE
;
pnp_err
(
"Invalid DMA type"
);
}
switch
(
transfer
)
{
case
ACPI_TRANSFER_8
:
flags
|=
IORESOURCE_DMA_8BIT
;
break
;
case
ACPI_TRANSFER_8_16
:
flags
|=
IORESOURCE_DMA_8AND16BIT
;
break
;
case
ACPI_TRANSFER_16
:
flags
|=
IORESOURCE_DMA_16BIT
;
break
;
default:
/* Set a default value ? */
flags
|=
IORESOURCE_DMA_8AND16BIT
;
pnp_err
(
"Invalid DMA transfer type"
);
}
return
flags
;
}
static
void
pnpacpi_parse_allocated_dmaresource
(
struct
pnp_resource_table
*
res
,
u32
dma
)
pnpacpi_parse_allocated_dmaresource
(
struct
pnp_resource_table
*
res
,
u32
dma
,
int
type
,
int
bus_master
,
int
transfer
)
{
int
i
=
0
;
while
(
i
<
PNP_MAX_DMA
&&
...
...
@@ -112,6 +157,7 @@ pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma)
i
++
;
if
(
i
<
PNP_MAX_DMA
)
{
res
->
dma_resource
[
i
].
flags
=
IORESOURCE_DMA
;
// Also clears _UNSET flag
res
->
dma_resource
[
i
].
flags
|=
dma_flags
(
type
,
bus_master
,
transfer
);
if
(
dma
==
-
1
)
{
res
->
dma_resource
[
i
].
flags
|=
IORESOURCE_DISABLED
;
return
;
...
...
@@ -123,7 +169,7 @@ pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma)
static
void
pnpacpi_parse_allocated_ioresource
(
struct
pnp_resource_table
*
res
,
u64
io
,
u64
len
)
u64
io
,
u64
len
,
int
io_decode
)
{
int
i
=
0
;
while
(
!
(
res
->
port_resource
[
i
].
flags
&
IORESOURCE_UNSET
)
&&
...
...
@@ -131,6 +177,8 @@ pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,
i
++
;
if
(
i
<
PNP_MAX_PORT
)
{
res
->
port_resource
[
i
].
flags
=
IORESOURCE_IO
;
// Also clears _UNSET flag
if
(
io_decode
==
ACPI_DECODE_16
)
res
->
port_resource
[
i
].
flags
|=
PNP_PORT_FLAG_16BITADDR
;
if
(
len
<=
0
||
(
io
+
len
-
1
)
>=
0x10003
)
{
res
->
port_resource
[
i
].
flags
|=
IORESOURCE_DISABLED
;
return
;
...
...
@@ -142,7 +190,7 @@ pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,
static
void
pnpacpi_parse_allocated_memresource
(
struct
pnp_resource_table
*
res
,
u64
mem
,
u64
len
)
u64
mem
,
u64
len
,
int
write_protect
)
{
int
i
=
0
;
while
(
!
(
res
->
mem_resource
[
i
].
flags
&
IORESOURCE_UNSET
)
&&
...
...
@@ -154,6 +202,9 @@ pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,
res
->
mem_resource
[
i
].
flags
|=
IORESOURCE_DISABLED
;
return
;
}
if
(
write_protect
==
ACPI_READ_WRITE_MEMORY
)
res
->
mem_resource
[
i
].
flags
|=
IORESOURCE_MEM_WRITEABLE
;
res
->
mem_resource
[
i
].
start
=
mem
;
res
->
mem_resource
[
i
].
end
=
mem
+
len
-
1
;
}
...
...
@@ -178,10 +229,11 @@ pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res_table,
if
(
p
->
resource_type
==
ACPI_MEMORY_RANGE
)
pnpacpi_parse_allocated_memresource
(
res_table
,
p
->
minimum
,
p
->
address_length
);
p
->
minimum
,
p
->
address_length
,
p
->
info
.
mem
.
write_protect
);
else
if
(
p
->
resource_type
==
ACPI_IO_RANGE
)
pnpacpi_parse_allocated_ioresource
(
res_table
,
p
->
minimum
,
p
->
address_length
);
p
->
minimum
,
p
->
address_length
,
p
->
granularity
==
0xfff
?
ACPI_DECODE_10
:
ACPI_DECODE_16
);
}
static
acpi_status
pnpacpi_allocated_resource
(
struct
acpi_resource
*
res
,
...
...
@@ -208,13 +260,17 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case
ACPI_RESOURCE_TYPE_DMA
:
if
(
res
->
data
.
dma
.
channel_count
>
0
)
pnpacpi_parse_allocated_dmaresource
(
res_table
,
res
->
data
.
dma
.
channels
[
0
]);
res
->
data
.
dma
.
channels
[
0
],
res
->
data
.
dma
.
type
,
res
->
data
.
dma
.
bus_master
,
res
->
data
.
dma
.
transfer
);
break
;
case
ACPI_RESOURCE_TYPE_IO
:
pnpacpi_parse_allocated_ioresource
(
res_table
,
res
->
data
.
io
.
minimum
,
res
->
data
.
io
.
address_length
);
res
->
data
.
io
.
address_length
,
res
->
data
.
io
.
io_decode
);
break
;
case
ACPI_RESOURCE_TYPE_START_DEPENDENT
:
...
...
@@ -224,7 +280,8 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case
ACPI_RESOURCE_TYPE_FIXED_IO
:
pnpacpi_parse_allocated_ioresource
(
res_table
,
res
->
data
.
fixed_io
.
address
,
res
->
data
.
fixed_io
.
address_length
);
res
->
data
.
fixed_io
.
address_length
,
ACPI_DECODE_10
);
break
;
case
ACPI_RESOURCE_TYPE_VENDOR
:
...
...
@@ -236,17 +293,20 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case
ACPI_RESOURCE_TYPE_MEMORY24
:
pnpacpi_parse_allocated_memresource
(
res_table
,
res
->
data
.
memory24
.
minimum
,
res
->
data
.
memory24
.
address_length
);
res
->
data
.
memory24
.
address_length
,
res
->
data
.
memory24
.
write_protect
);
break
;
case
ACPI_RESOURCE_TYPE_MEMORY32
:
pnpacpi_parse_allocated_memresource
(
res_table
,
res
->
data
.
memory32
.
minimum
,
res
->
data
.
memory32
.
address_length
);
res
->
data
.
memory32
.
address_length
,
res
->
data
.
memory32
.
write_protect
);
break
;
case
ACPI_RESOURCE_TYPE_FIXED_MEMORY32
:
pnpacpi_parse_allocated_memresource
(
res_table
,
res
->
data
.
fixed_memory32
.
address
,
res
->
data
.
fixed_memory32
.
address_length
);
res
->
data
.
fixed_memory32
.
address_length
,
res
->
data
.
fixed_memory32
.
write_protect
);
break
;
case
ACPI_RESOURCE_TYPE_ADDRESS16
:
case
ACPI_RESOURCE_TYPE_ADDRESS32
:
...
...
@@ -304,42 +364,8 @@ static void pnpacpi_parse_dma_option(struct pnp_option *option, struct acpi_reso
for
(
i
=
0
;
i
<
p
->
channel_count
;
i
++
)
dma
->
map
|=
1
<<
p
->
channels
[
i
];
dma
->
flags
=
0
;
if
(
p
->
bus_master
)
dma
->
flags
|=
IORESOURCE_DMA_MASTER
;
switch
(
p
->
type
)
{
case
ACPI_COMPATIBILITY
:
dma
->
flags
|=
IORESOURCE_DMA_COMPATIBLE
;
break
;
case
ACPI_TYPE_A
:
dma
->
flags
|=
IORESOURCE_DMA_TYPEA
;
break
;
case
ACPI_TYPE_B
:
dma
->
flags
|=
IORESOURCE_DMA_TYPEB
;
break
;
case
ACPI_TYPE_F
:
dma
->
flags
|=
IORESOURCE_DMA_TYPEF
;
break
;
default:
/* Set a default value ? */
dma
->
flags
|=
IORESOURCE_DMA_COMPATIBLE
;
pnp_err
(
"Invalid DMA type"
);
}
switch
(
p
->
transfer
)
{
case
ACPI_TRANSFER_8
:
dma
->
flags
|=
IORESOURCE_DMA_8BIT
;
break
;
case
ACPI_TRANSFER_8_16
:
dma
->
flags
|=
IORESOURCE_DMA_8AND16BIT
;
break
;
case
ACPI_TRANSFER_16
:
dma
->
flags
|=
IORESOURCE_DMA_16BIT
;
break
;
default:
/* Set a default value ? */
dma
->
flags
|=
IORESOURCE_DMA_8AND16BIT
;
pnp_err
(
"Invalid DMA transfer type"
);
}
dma
->
flags
=
dma_flags
(
p
->
type
,
p
->
bus_master
,
p
->
transfer
);
pnp_register_dma_resource
(
option
,
dma
);
return
;
...
...
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