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nexedi
linux
Commits
88abbbb6
Commit
88abbbb6
authored
Nov 25, 2002
by
Alan Cox
Committed by
Linus Torvalds
Nov 25, 2002
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[PATCH] clean up intel PIIX for new style dma ifdefs
parent
0158de7f
Changes
1
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Inline
Side-by-side
Showing
1 changed file
with
1 addition
and
10 deletions
+1
-10
drivers/ide/pci/piix.c
drivers/ide/pci/piix.c
+1
-10
No files found.
drivers/ide/pci/piix.c
View file @
88abbbb6
...
@@ -373,7 +373,7 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
...
@@ -373,7 +373,7 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
ide_hwif_t
*
hwif
=
HWIF
(
drive
);
ide_hwif_t
*
hwif
=
HWIF
(
drive
);
struct
pci_dev
*
dev
=
hwif
->
pci_dev
;
struct
pci_dev
*
dev
=
hwif
->
pci_dev
;
u8
maslave
=
hwif
->
channel
?
0x42
:
0x40
;
u8
maslave
=
hwif
->
channel
?
0x42
:
0x40
;
u8
speed
=
ide_rate_filter
(
piix_ratemask
(
drive
),
xferspeed
);
u8
speed
=
ide_rate_filter
(
piix_ratemask
(
drive
),
xferspeed
);
int
a_speed
=
3
<<
(
drive
->
dn
*
4
);
int
a_speed
=
3
<<
(
drive
->
dn
*
4
);
int
u_flag
=
1
<<
drive
->
dn
;
int
u_flag
=
1
<<
drive
->
dn
;
int
v_flag
=
0x01
<<
drive
->
dn
;
int
v_flag
=
0x01
<<
drive
->
dn
;
...
@@ -392,7 +392,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
...
@@ -392,7 +392,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
pci_read_config_byte
(
dev
,
0x55
,
&
reg55
);
pci_read_config_byte
(
dev
,
0x55
,
&
reg55
);
switch
(
speed
)
{
switch
(
speed
)
{
#ifdef CONFIG_BLK_DEV_IDEDMA
case
XFER_UDMA_4
:
case
XFER_UDMA_4
:
case
XFER_UDMA_2
:
u_speed
=
2
<<
(
drive
->
dn
*
4
);
break
;
case
XFER_UDMA_2
:
u_speed
=
2
<<
(
drive
->
dn
*
4
);
break
;
case
XFER_UDMA_5
:
case
XFER_UDMA_5
:
...
@@ -402,7 +401,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
...
@@ -402,7 +401,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
case
XFER_MW_DMA_2
:
case
XFER_MW_DMA_2
:
case
XFER_MW_DMA_1
:
case
XFER_MW_DMA_1
:
case
XFER_SW_DMA_2
:
break
;
case
XFER_SW_DMA_2
:
break
;
#endif
/* CONFIG_BLK_DEV_IDEDMA */
case
XFER_PIO_4
:
case
XFER_PIO_4
:
case
XFER_PIO_3
:
case
XFER_PIO_3
:
case
XFER_PIO_2
:
case
XFER_PIO_2
:
...
@@ -444,8 +442,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
...
@@ -444,8 +442,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
return
(
ide_config_drive_speed
(
drive
,
speed
));
return
(
ide_config_drive_speed
(
drive
,
speed
));
}
}
#ifdef CONFIG_BLK_DEV_IDEDMA
/**
/**
* piix_config_drive_for_dma - configure drive for DMA
* piix_config_drive_for_dma - configure drive for DMA
* @drive: IDE drive to configure
* @drive: IDE drive to configure
...
@@ -518,7 +514,6 @@ static int piix_config_drive_xfer_rate (ide_drive_t *drive)
...
@@ -518,7 +514,6 @@ static int piix_config_drive_xfer_rate (ide_drive_t *drive)
}
}
return
hwif
->
ide_dma_on
(
drive
);
return
hwif
->
ide_dma_on
(
drive
);
}
}
#endif
/* CONFIG_BLK_DEV_IDEDMA */
/**
/**
* init_chipset_piix - set up the PIIX chipset
* init_chipset_piix - set up the PIIX chipset
...
@@ -570,10 +565,8 @@ static unsigned int __devinit init_chipset_piix (struct pci_dev *dev, const char
...
@@ -570,10 +565,8 @@ static unsigned int __devinit init_chipset_piix (struct pci_dev *dev, const char
static
void
__init
init_hwif_piix
(
ide_hwif_t
*
hwif
)
static
void
__init
init_hwif_piix
(
ide_hwif_t
*
hwif
)
{
{
#ifdef CONFIG_BLK_DEV_IDEDMA
u8
reg54h
=
0
,
reg55h
=
0
,
ata66
=
0
;
u8
reg54h
=
0
,
reg55h
=
0
,
ata66
=
0
;
u8
mask
=
hwif
->
channel
?
0xc0
:
0x30
;
u8
mask
=
hwif
->
channel
?
0xc0
:
0x30
;
#endif
/* !CONFIG_BLK_DEV_IDEDMA */
#ifndef CONFIG_IA64
#ifndef CONFIG_IA64
if
(
!
hwif
->
irq
)
if
(
!
hwif
->
irq
)
...
@@ -599,7 +592,6 @@ static void __init init_hwif_piix (ide_hwif_t *hwif)
...
@@ -599,7 +592,6 @@ static void __init init_hwif_piix (ide_hwif_t *hwif)
hwif
->
mwdma_mask
=
0x06
;
hwif
->
mwdma_mask
=
0x06
;
hwif
->
swdma_mask
=
0x04
;
hwif
->
swdma_mask
=
0x04
;
#ifdef CONFIG_BLK_DEV_IDEDMA
switch
(
hwif
->
pci_dev
->
device
)
{
switch
(
hwif
->
pci_dev
->
device
)
{
case
PCI_DEVICE_ID_INTEL_82371MX
:
case
PCI_DEVICE_ID_INTEL_82371MX
:
hwif
->
mwdma_mask
=
0x80
;
hwif
->
mwdma_mask
=
0x80
;
...
@@ -630,7 +622,6 @@ static void __init init_hwif_piix (ide_hwif_t *hwif)
...
@@ -630,7 +622,6 @@ static void __init init_hwif_piix (ide_hwif_t *hwif)
hwif
->
drives
[
1
].
autodma
=
hwif
->
autodma
;
hwif
->
drives
[
1
].
autodma
=
hwif
->
autodma
;
hwif
->
drives
[
0
].
autodma
=
hwif
->
autodma
;
hwif
->
drives
[
0
].
autodma
=
hwif
->
autodma
;
#endif
/* !CONFIG_BLK_DEV_IDEDMA */
}
}
/**
/**
...
...
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