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
a6257edd
Commit
a6257edd
authored
Jan 04, 2003
by
James Bottomley
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
update ncr53c8xx to new dma_ API (needed to incorporate zalon)
Also update zalon to C99 initialisers
parent
29384203
Changes
4
Hide whitespace changes
Inline
Side-by-side
Showing
4 changed files
with
64 additions
and
56 deletions
+64
-56
drivers/scsi/ncr53c8xx.c
drivers/scsi/ncr53c8xx.c
+22
-8
drivers/scsi/sym53c8xx_comm.h
drivers/scsi/sym53c8xx_comm.h
+39
-32
drivers/scsi/zalon.c
drivers/scsi/zalon.c
+3
-3
drivers/scsi/zalon.h
drivers/scsi/zalon.h
+0
-13
No files found.
drivers/scsi/ncr53c8xx.c
View file @
a6257edd
...
...
@@ -131,6 +131,8 @@
#include <linux/sched.h>
#include <linux/errno.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/interrupt.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/ioport.h>
...
...
@@ -193,6 +195,7 @@ typedef u_long vm_offset_t;
#if defined(CONFIG_SCSI_ZALON) || defined(CONFIG_SCSI_ZALON_MODULE)
#define ENABLE_SCSI_ZALON
#include <asm/parisc-device.h>
#include "zalon.h"
#endif
...
...
@@ -1116,7 +1119,7 @@ struct ncb {
** General controller parameters and configuration.
**----------------------------------------------------------------
*/
pcidev_t
p
dev
;
device_t
dev
;
u_short
device_id
;
/* PCI device id */
u_char
revision_id
;
/* PCI device revision id */
u_char
bus
;
/* PCI BUS number */
...
...
@@ -3681,11 +3684,11 @@ ncr_attach (Scsi_Host_Template *tpnt, int unit, ncr_device *device)
/*
** Allocate the host control block.
*/
np
=
__m_calloc_dma
(
device
->
p
dev
,
sizeof
(
struct
ncb
),
"NCB"
);
np
=
__m_calloc_dma
(
device
->
dev
,
sizeof
(
struct
ncb
),
"NCB"
);
if
(
!
np
)
goto
attach_error
;
NCR_INIT_LOCK_NCB
(
np
);
np
->
pdev
=
device
->
p
dev
;
np
->
dev
=
device
->
dev
;
np
->
p_ncb
=
vtobus
(
np
);
host_data
->
ncb
=
np
;
...
...
@@ -3826,9 +3829,7 @@ ncr_attach (Scsi_Host_Template *tpnt, int unit, ncr_device *device)
instance
->
dma_channel
=
0
;
instance
->
cmd_per_lun
=
MAX_TAGS
;
instance
->
can_queue
=
(
MAX_START
-
4
);
#ifndef ENABLE_SCSI_ZALON
scsi_set_pci_device
(
instance
,
device
->
pdev
);
#endif
scsi_set_device
(
instance
,
device
->
dev
);
#ifdef SCSI_NCR_INTEGRITY_CHECKING
np
->
check_integrity
=
0
;
...
...
@@ -9443,7 +9444,7 @@ int zalon_attach(Scsi_Host_Template *tpnt, unsigned long io_port,
/* Initialise ncr_device structure with items required by ncr_attach. */
device
.
host_id
=
driver_setup
.
host_id
;
device
.
pdev
=
ccio_get_fake
(
dev
)
;
device
.
dev
=
&
dev
->
dev
;
device
.
slot
.
bus
=
0
;
device
.
slot
.
device_fn
=
0
;
device
.
slot
.
base
=
(
u_long
)
io_port
;
...
...
@@ -9510,7 +9511,20 @@ static
#endif
#if LINUX_VERSION_CODE >= LinuxVersionCode(2,4,0) || defined(MODULE)
#ifdef ENABLE_SCSI_ZALON
Scsi_Host_Template
driver_template
=
SCSI_ZALON
;
Scsi_Host_Template
driver_template
=
{
.
proc_name
=
"zalon720"
,
.
detect
=
zalon7xx_detect
,
.
release
=
zalon7xx_release
,
.
info
=
ncr53c8xx_info
,
.
queuecommand
=
ncr53c8xx_queue_command
,
.
can_queue
=
SCSI_NCR_CAN_QUEUE
,
.
this_id
=
7
,
.
sg_tablesize
=
SCSI_NCR_SG_TABLESIZE
,
.
cmd_per_lun
=
SCSI_NCR_CMD_PER_LUN
,
.
use_clustering
=
DISABLE_CLUSTERING
,
};
#else
Scsi_Host_Template
driver_template
=
NCR53C8XX
;
#endif
...
...
drivers/scsi/sym53c8xx_comm.h
View file @
a6257edd
...
...
@@ -265,6 +265,7 @@ static inline struct xpt_quehead *xpt_remque_tail(struct xpt_quehead *head)
#if LINUX_VERSION_CODE >= LinuxVersionCode(2,2,0)
typedef
struct
pci_dev
*
pcidev_t
;
typedef
struct
device
*
device_t
;
#define PCIDEV_NULL (0)
#define PciBusNumber(d) (d)->bus->number
#define PciDeviceFn(d) (d)->devfn
...
...
@@ -312,6 +313,7 @@ pci_get_base_address(struct pci_dev *pdev, int index, u_long *base)
#else
/* Incomplete emulation of current PCI code for pre-2.2 kernels */
typedef
unsigned
int
pcidev_t
;
typedef
unsinged
int
device_t
;
#define PCIDEV_NULL (~0u)
#define PciBusNumber(d) ((d)>>8)
#define PciDeviceFn(d) ((d)&0xff)
...
...
@@ -564,7 +566,7 @@ static void MDELAY(long ms) { while (ms--) UDELAY(1000); }
#define MEMO_CLUSTER_MASK (MEMO_CLUSTER_SIZE-1)
typedef
u_long
m_addr_t
;
/* Enough bits to bit-hack addresses */
typedef
pcidev_t
m_bush_t
;
/* Something that addresses DMAable */
typedef
struct
device
*
m_bush_t
;
/* Something that addresses DMAable */
typedef
struct
m_link
{
/* Link between free memory chunks */
struct
m_link
*
next
;
...
...
@@ -793,7 +795,7 @@ static m_addr_t ___dma_getp(m_pool_s *mp)
vbp
=
__m_calloc
(
&
mp0
,
sizeof
(
*
vbp
),
"VTOB"
);
if
(
vbp
)
{
dma_addr_t
daddr
;
vp
=
(
m_addr_t
)
pci_alloc_consist
ent
(
mp
->
bush
,
vp
=
(
m_addr_t
)
dma_alloc_coher
ent
(
mp
->
bush
,
PAGE_SIZE
<<
MEMO_PAGE_ORDER
,
&
daddr
);
if
(
vp
)
{
...
...
@@ -822,8 +824,8 @@ static void ___dma_freep(m_pool_s *mp, m_addr_t m)
if
(
*
vbpp
)
{
vbp
=
*
vbpp
;
*
vbpp
=
(
*
vbpp
)
->
next
;
pci_free_consist
ent
(
mp
->
bush
,
PAGE_SIZE
<<
MEMO_PAGE_ORDER
,
(
void
*
)
vbp
->
vaddr
,
(
dma_addr_t
)
vbp
->
baddr
);
dma_free_coher
ent
(
mp
->
bush
,
PAGE_SIZE
<<
MEMO_PAGE_ORDER
,
(
void
*
)
vbp
->
vaddr
,
(
dma_addr_t
)
vbp
->
baddr
);
__m_free
(
&
mp0
,
vbp
,
sizeof
(
*
vbp
),
"VTOB"
);
--
mp
->
nump
;
}
...
...
@@ -917,11 +919,11 @@ static m_addr_t __vtobus(m_bush_t bush, void *m)
#endif
/* SCSI_NCR_DYNAMIC_DMA_MAPPING */
#define _m_calloc_dma(np, s, n) __m_calloc_dma(np->
p
dev, s, n)
#define _m_free_dma(np, p, s, n) __m_free_dma(np->
p
dev, p, s, n)
#define _m_calloc_dma(np, s, n) __m_calloc_dma(np->dev, s, n)
#define _m_free_dma(np, p, s, n) __m_free_dma(np->dev, p, s, n)
#define m_calloc_dma(s, n) _m_calloc_dma(np, s, n)
#define m_free_dma(p, s, n) _m_free_dma(np, p, s, n)
#define _vtobus(np, p) __vtobus(np->
p
dev, p)
#define _vtobus(np, p) __vtobus(np->dev, p)
#define vtobus(p) _vtobus(np, p)
/*
...
...
@@ -932,10 +934,10 @@ static m_addr_t __vtobus(m_bush_t bush, void *m)
/* Linux versions prior to pci bus iommu kernel interface */
#define __unmap_scsi_data(
p
dev, cmd) do {; } while (0)
#define __map_scsi_single_data(
pdev, cmd) (__vtobus(p
dev,(cmd)->request_buffer))
#define __map_scsi_sg_data(
p
dev, cmd) ((cmd)->use_sg)
#define __sync_scsi_data(
p
dev, cmd) do {; } while (0)
#define __unmap_scsi_data(dev, cmd) do {; } while (0)
#define __map_scsi_single_data(
dev, cmd) (__vtobus(
dev,(cmd)->request_buffer))
#define __map_scsi_sg_data(dev, cmd) ((cmd)->use_sg)
#define __sync_scsi_data(dev, cmd) do {; } while (0)
#define scsi_sg_dma_address(sc) vtobus((sc)->address)
#define scsi_sg_dma_len(sc) ((sc)->length)
...
...
@@ -948,31 +950,34 @@ static m_addr_t __vtobus(m_bush_t bush, void *m)
#define __data_mapped SCp.phase
#define __data_mapping SCp.have_data_in
static
void
__unmap_scsi_data
(
pcidev_t
p
dev
,
Scsi_Cmnd
*
cmd
)
static
void
__unmap_scsi_data
(
device_t
dev
,
Scsi_Cmnd
*
cmd
)
{
int
dma_dir
=
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
enum
dma_data_direction
dma_dir
=
(
enum
dma_data_direction
)
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
switch
(
cmd
->
__data_mapped
)
{
case
2
:
pci_unmap_sg
(
p
dev
,
cmd
->
buffer
,
cmd
->
use_sg
,
dma_dir
);
dma_unmap_sg
(
dev
,
cmd
->
buffer
,
cmd
->
use_sg
,
dma_dir
);
break
;
case
1
:
pci_unmap_single
(
p
dev
,
cmd
->
__data_mapping
,
dma_unmap_single
(
dev
,
cmd
->
__data_mapping
,
cmd
->
request_bufflen
,
dma_dir
);
break
;
}
cmd
->
__data_mapped
=
0
;
}
static
u_long
__map_scsi_single_data
(
pcidev_t
p
dev
,
Scsi_Cmnd
*
cmd
)
static
u_long
__map_scsi_single_data
(
device_t
dev
,
Scsi_Cmnd
*
cmd
)
{
dma_addr_t
mapping
;
int
dma_dir
=
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
enum
dma_data_direction
dma_dir
=
(
enum
dma_data_direction
)
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
if
(
cmd
->
request_bufflen
==
0
)
return
0
;
mapping
=
pci_map_single
(
p
dev
,
cmd
->
request_buffer
,
mapping
=
dma_map_single
(
dev
,
cmd
->
request_buffer
,
cmd
->
request_bufflen
,
dma_dir
);
cmd
->
__data_mapped
=
1
;
cmd
->
__data_mapping
=
mapping
;
...
...
@@ -980,32 +985,34 @@ static u_long __map_scsi_single_data(pcidev_t pdev, Scsi_Cmnd *cmd)
return
mapping
;
}
static
int
__map_scsi_sg_data
(
pcidev_t
p
dev
,
Scsi_Cmnd
*
cmd
)
static
int
__map_scsi_sg_data
(
device_t
dev
,
Scsi_Cmnd
*
cmd
)
{
int
use_sg
;
int
dma_dir
=
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
enum
dma_data_direction
dma_dir
=
(
enum
dma_data_direction
)
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
if
(
cmd
->
use_sg
==
0
)
return
0
;
use_sg
=
pci_map_sg
(
p
dev
,
cmd
->
buffer
,
cmd
->
use_sg
,
dma_dir
);
use_sg
=
dma_map_sg
(
dev
,
cmd
->
buffer
,
cmd
->
use_sg
,
dma_dir
);
cmd
->
__data_mapped
=
2
;
cmd
->
__data_mapping
=
use_sg
;
return
use_sg
;
}
static
void
__sync_scsi_data
(
pcidev_t
p
dev
,
Scsi_Cmnd
*
cmd
)
static
void
__sync_scsi_data
(
device_t
dev
,
Scsi_Cmnd
*
cmd
)
{
int
dma_dir
=
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
enum
dma_data_direction
dma_dir
=
(
enum
dma_data_direction
)
scsi_to_pci_dma_dir
(
cmd
->
sc_data_direction
);
switch
(
cmd
->
__data_mapped
)
{
case
2
:
pci_dma_sync_sg
(
p
dev
,
cmd
->
buffer
,
cmd
->
use_sg
,
dma_dir
);
dma_sync_sg
(
dev
,
cmd
->
buffer
,
cmd
->
use_sg
,
dma_dir
);
break
;
case
1
:
pci_dma_sync_single
(
p
dev
,
cmd
->
__data_mapping
,
cmd
->
request_bufflen
,
dma_dir
);
dma_sync_single
(
dev
,
cmd
->
__data_mapping
,
cmd
->
request_bufflen
,
dma_dir
);
break
;
}
}
...
...
@@ -1015,10 +1022,10 @@ static void __sync_scsi_data(pcidev_t pdev, Scsi_Cmnd *cmd)
#endif
/* SCSI_NCR_DYNAMIC_DMA_MAPPING */
#define unmap_scsi_data(np, cmd) __unmap_scsi_data(np->
p
dev, cmd)
#define map_scsi_single_data(np, cmd) __map_scsi_single_data(np->
p
dev, cmd)
#define map_scsi_sg_data(np, cmd) __map_scsi_sg_data(np->
p
dev, cmd)
#define sync_scsi_data(np, cmd) __sync_scsi_data(np->
p
dev, cmd)
#define unmap_scsi_data(np, cmd) __unmap_scsi_data(np->dev, cmd)
#define map_scsi_single_data(np, cmd) __map_scsi_single_data(np->dev, cmd)
#define map_scsi_sg_data(np, cmd) __map_scsi_sg_data(np->dev, cmd)
#define sync_scsi_data(np, cmd) __sync_scsi_data(np->dev, cmd)
/*==========================================================
**
...
...
@@ -1140,7 +1147,7 @@ typedef struct {
**==========================================================
*/
typedef
struct
{
pcidev_t
p
dev
;
device_t
dev
;
ncr_slot
slot
;
ncr_chip
chip
;
ncr_nvram
*
nvram
;
...
...
@@ -2486,7 +2493,7 @@ sym53c8xx_pci_init(Scsi_Host_Template *tpnt, pcidev_t pdev, ncr_device *device)
/*
** Initialise ncr_device structure with items required by ncr_attach.
*/
device
->
pdev
=
p
dev
;
device
->
dev
=
&
pdev
->
dev
;
device
->
slot
.
bus
=
PciBusNumber
(
pdev
);
device
->
slot
.
device_fn
=
PciDeviceFn
(
pdev
);
device
->
slot
.
base
=
base
;
...
...
drivers/scsi/zalon.c
View file @
a6257edd
...
...
@@ -133,9 +133,9 @@ static struct parisc_device_id zalon_tbl[] = {
MODULE_DEVICE_TABLE
(
parisc
,
zalon_tbl
);
static
struct
parisc_driver
zalon_driver
=
{
name:
"GSC SCSI (Zalon)"
,
id_table:
zalon_tbl
,
probe:
zalon_scsi_callback
,
.
name
=
"GSC SCSI (Zalon)"
,
.
id_table
=
zalon_tbl
,
.
probe
=
zalon_scsi_callback
,
};
int
zalon7xx_detect
(
Scsi_Host_Template
*
tpnt
)
...
...
drivers/scsi/zalon.h
View file @
a6257edd
...
...
@@ -22,19 +22,6 @@ int zalon7xx_release(struct Scsi_Host *);
#define zalon7xx_release NULL
#endif
#define SCSI_ZALON { proc_name: "zalon720", \
detect: zalon7xx_detect, \
release: zalon7xx_release, \
info: ncr53c8xx_info, \
queuecommand: ncr53c8xx_queue_command,\
bios_param: scsicam_bios_param, \
can_queue: SCSI_NCR_CAN_QUEUE, \
this_id: 7, \
sg_tablesize: SCSI_NCR_SG_TABLESIZE, \
cmd_per_lun: SCSI_NCR_CMD_PER_LUN, \
use_clustering: DISABLE_CLUSTERING}
#define GSC_SCSI_ZALON_OFFSET 0x800
#define IO_MODULE_EIM (1*4)
...
...
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