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
8193fa33
Commit
8193fa33
authored
Feb 29, 2004
by
Ben Collins
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
IEEE1394/ohci(r1179): Remove ohci->id. It was just the same as host->id anyway.
parent
bb7f4552
Changes
4
Hide whitespace changes
Inline
Side-by-side
Showing
4 changed files
with
181 additions
and
177 deletions
+181
-177
drivers/ieee1394/amdtp.c
drivers/ieee1394/amdtp.c
+4
-4
drivers/ieee1394/ohci1394.c
drivers/ieee1394/ohci1394.c
+128
-122
drivers/ieee1394/ohci1394.h
drivers/ieee1394/ohci1394.h
+0
-2
drivers/ieee1394/video1394.c
drivers/ieee1394/video1394.c
+49
-49
No files found.
drivers/ieee1394/amdtp.c
View file @
8193fa33
...
@@ -1227,15 +1227,15 @@ static void amdtp_add_host(struct hpsb_host *host)
...
@@ -1227,15 +1227,15 @@ static void amdtp_add_host(struct hpsb_host *host)
ah
->
host
=
host
;
ah
->
host
=
host
;
ah
->
ohci
=
host
->
hostdata
;
ah
->
ohci
=
host
->
hostdata
;
hpsb_set_hostinfo_key
(
&
amdtp_highlevel
,
host
,
ah
->
ohci
->
id
);
hpsb_set_hostinfo_key
(
&
amdtp_highlevel
,
host
,
ah
->
host
->
id
);
minor
=
IEEE1394_MINOR_BLOCK_AMDTP
*
16
+
ah
->
ohci
->
id
;
minor
=
IEEE1394_MINOR_BLOCK_AMDTP
*
16
+
ah
->
host
->
id
;
INIT_LIST_HEAD
(
&
ah
->
stream_list
);
INIT_LIST_HEAD
(
&
ah
->
stream_list
);
spin_lock_init
(
&
ah
->
stream_list_lock
);
spin_lock_init
(
&
ah
->
stream_list_lock
);
devfs_mk_cdev
(
MKDEV
(
IEEE1394_MAJOR
,
minor
),
devfs_mk_cdev
(
MKDEV
(
IEEE1394_MAJOR
,
minor
),
S_IFCHR
|
S_IRUSR
|
S_IWUSR
,
"amdtp/%d"
,
ah
->
ohci
->
id
);
S_IFCHR
|
S_IRUSR
|
S_IWUSR
,
"amdtp/%d"
,
ah
->
host
->
id
);
}
}
static
void
amdtp_remove_host
(
struct
hpsb_host
*
host
)
static
void
amdtp_remove_host
(
struct
hpsb_host
*
host
)
...
@@ -1243,7 +1243,7 @@ static void amdtp_remove_host(struct hpsb_host *host)
...
@@ -1243,7 +1243,7 @@ static void amdtp_remove_host(struct hpsb_host *host)
struct
amdtp_host
*
ah
=
hpsb_get_hostinfo
(
&
amdtp_highlevel
,
host
);
struct
amdtp_host
*
ah
=
hpsb_get_hostinfo
(
&
amdtp_highlevel
,
host
);
if
(
ah
)
if
(
ah
)
devfs_remove
(
"amdtp/%d"
,
ah
->
ohci
->
id
);
devfs_remove
(
"amdtp/%d"
,
ah
->
host
->
id
);
return
;
return
;
}
}
...
...
drivers/ieee1394/ohci1394.c
View file @
8193fa33
...
@@ -134,10 +134,10 @@
...
@@ -134,10 +134,10 @@
#endif
#endif
#ifdef OHCI1394_DEBUG
#ifdef OHCI1394_DEBUG
#define DBGMSG(
card,
fmt, args...) \
#define DBGMSG(fmt, args...) \
printk(KERN_INFO "%s: fw-host%d: " fmt "\n" , OHCI1394_DRIVER_NAME,
car
d , ## args)
printk(KERN_INFO "%s: fw-host%d: " fmt "\n" , OHCI1394_DRIVER_NAME,
ohci->host->i
d , ## args)
#else
#else
#define DBGMSG(
card,
fmt, args...)
#define DBGMSG(fmt, args...)
#endif
#endif
#ifdef CONFIG_IEEE1394_OHCI_DMA_DEBUG
#ifdef CONFIG_IEEE1394_OHCI_DMA_DEBUG
...
@@ -158,8 +158,8 @@ static int global_outstanding_dmas = 0;
...
@@ -158,8 +158,8 @@ static int global_outstanding_dmas = 0;
printk(level "%s: " fmt "\n" , OHCI1394_DRIVER_NAME , ## args)
printk(level "%s: " fmt "\n" , OHCI1394_DRIVER_NAME , ## args)
/* print card specific information */
/* print card specific information */
#define PRINT(level,
card,
fmt, args...) \
#define PRINT(level, fmt, args...) \
printk(level "%s: fw-host%d: " fmt "\n" , OHCI1394_DRIVER_NAME,
car
d , ## args)
printk(level "%s: fw-host%d: " fmt "\n" , OHCI1394_DRIVER_NAME,
ohci->host->i
d , ## args)
static
char
version
[]
__devinitdata
=
static
char
version
[]
__devinitdata
=
"$Rev: 1172 $ Ben Collins <bcollins@debian.org>"
;
"$Rev: 1172 $ Ben Collins <bcollins@debian.org>"
;
...
@@ -241,7 +241,7 @@ static u8 get_phy_reg(struct ti_ohci *ohci, u8 addr)
...
@@ -241,7 +241,7 @@ static u8 get_phy_reg(struct ti_ohci *ohci, u8 addr)
r
=
reg_read
(
ohci
,
OHCI1394_PhyControl
);
r
=
reg_read
(
ohci
,
OHCI1394_PhyControl
);
if
(
i
>=
OHCI_LOOP_COUNT
)
if
(
i
>=
OHCI_LOOP_COUNT
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Get PHY Reg timeout [0x%08x/0x%08x/%d]"
,
PRINT
(
KERN_ERR
,
"Get PHY Reg timeout [0x%08x/0x%08x/%d]"
,
r
,
r
&
0x80000000
,
i
);
r
,
r
&
0x80000000
,
i
);
spin_unlock_irqrestore
(
&
ohci
->
phy_reg_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
phy_reg_lock
,
flags
);
...
@@ -268,7 +268,7 @@ static void set_phy_reg(struct ti_ohci *ohci, u8 addr, u8 data)
...
@@ -268,7 +268,7 @@ static void set_phy_reg(struct ti_ohci *ohci, u8 addr, u8 data)
}
}
if
(
i
==
OHCI_LOOP_COUNT
)
if
(
i
==
OHCI_LOOP_COUNT
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Set PHY Reg timeout [0x%08x/0x%08x/%d]"
,
PRINT
(
KERN_ERR
,
"Set PHY Reg timeout [0x%08x/0x%08x/%d]"
,
r
,
r
&
0x00004000
,
i
);
r
,
r
&
0x00004000
,
i
);
spin_unlock_irqrestore
(
&
ohci
->
phy_reg_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
phy_reg_lock
,
flags
);
...
@@ -305,7 +305,7 @@ static void handle_selfid(struct ti_ohci *ohci, struct hpsb_host *host,
...
@@ -305,7 +305,7 @@ static void handle_selfid(struct ti_ohci *ohci, struct hpsb_host *host,
if
((
self_id_count
&
0x80000000
)
||
if
((
self_id_count
&
0x80000000
)
||
((
self_id_count
&
0x00FF0000
)
!=
(
q0
&
0x00FF0000
)))
{
((
self_id_count
&
0x00FF0000
)
!=
(
q0
&
0x00FF0000
)))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Error in reception of SelfID packets [0x%08x/0x%08x] (count: %d)"
,
"Error in reception of SelfID packets [0x%08x/0x%08x] (count: %d)"
,
self_id_count
,
q0
,
ohci
->
self_id_errors
);
self_id_count
,
q0
,
ohci
->
self_id_errors
);
...
@@ -315,7 +315,7 @@ static void handle_selfid(struct ti_ohci *ohci, struct hpsb_host *host,
...
@@ -315,7 +315,7 @@ static void handle_selfid(struct ti_ohci *ohci, struct hpsb_host *host,
set_phy_reg_mask
(
ohci
,
1
,
0x40
);
set_phy_reg_mask
(
ohci
,
1
,
0x40
);
ohci
->
self_id_errors
++
;
ohci
->
self_id_errors
++
;
}
else
{
}
else
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Too many errors on SelfID error reception, giving up!"
);
"Too many errors on SelfID error reception, giving up!"
);
}
}
return
;
return
;
...
@@ -337,19 +337,19 @@ static void handle_selfid(struct ti_ohci *ohci, struct hpsb_host *host,
...
@@ -337,19 +337,19 @@ static void handle_selfid(struct ti_ohci *ohci, struct hpsb_host *host,
}
}
if
(
q0
==
~
q1
)
{
if
(
q0
==
~
q1
)
{
DBGMSG
(
ohci
->
id
,
"SelfID packet 0x%x received"
,
q0
);
DBGMSG
(
"SelfID packet 0x%x received"
,
q0
);
hpsb_selfid_received
(
host
,
cpu_to_be32
(
q0
));
hpsb_selfid_received
(
host
,
cpu_to_be32
(
q0
));
if
(((
q0
&
0x3f000000
)
>>
24
)
==
phyid
)
if
(((
q0
&
0x3f000000
)
>>
24
)
==
phyid
)
DBGMSG
(
ohci
->
id
,
"SelfID for this node is 0x%08x"
,
q0
);
DBGMSG
(
"SelfID for this node is 0x%08x"
,
q0
);
}
else
{
}
else
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"SelfID is inconsistent [0x%08x/0x%08x]"
,
q0
,
q1
);
"SelfID is inconsistent [0x%08x/0x%08x]"
,
q0
,
q1
);
}
}
q
+=
2
;
q
+=
2
;
size
-=
2
;
size
-=
2
;
}
}
DBGMSG
(
ohci
->
id
,
"SelfID complete"
);
DBGMSG
(
"SelfID complete"
);
return
;
return
;
}
}
...
@@ -364,7 +364,7 @@ static void ohci_soft_reset(struct ti_ohci *ohci) {
...
@@ -364,7 +364,7 @@ static void ohci_soft_reset(struct ti_ohci *ohci) {
break
;
break
;
mdelay
(
1
);
mdelay
(
1
);
}
}
DBGMSG
(
ohci
->
id
,
"Soft reset finished"
);
DBGMSG
(
"Soft reset finished"
);
}
}
static
int
run_context
(
struct
ti_ohci
*
ohci
,
int
reg
,
char
*
msg
)
static
int
run_context
(
struct
ti_ohci
*
ohci
,
int
reg
,
char
*
msg
)
...
@@ -374,14 +374,14 @@ static int run_context(struct ti_ohci *ohci, int reg, char *msg)
...
@@ -374,14 +374,14 @@ static int run_context(struct ti_ohci *ohci, int reg, char *msg)
/* check that the node id is valid */
/* check that the node id is valid */
nodeId
=
reg_read
(
ohci
,
OHCI1394_NodeID
);
nodeId
=
reg_read
(
ohci
,
OHCI1394_NodeID
);
if
(
!
(
nodeId
&
0x80000000
))
{
if
(
!
(
nodeId
&
0x80000000
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Running dma failed because Node ID is not valid"
);
"Running dma failed because Node ID is not valid"
);
return
-
1
;
return
-
1
;
}
}
/* check that the node number != 63 */
/* check that the node number != 63 */
if
((
nodeId
&
0x3f
)
==
63
)
{
if
((
nodeId
&
0x3f
)
==
63
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Running dma failed because Node ID == 63"
);
"Running dma failed because Node ID == 63"
);
return
-
1
;
return
-
1
;
}
}
...
@@ -389,7 +389,7 @@ static int run_context(struct ti_ohci *ohci, int reg, char *msg)
...
@@ -389,7 +389,7 @@ static int run_context(struct ti_ohci *ohci, int reg, char *msg)
/* Run the dma context */
/* Run the dma context */
reg_write
(
ohci
,
reg
,
0x8000
);
reg_write
(
ohci
,
reg
,
0x8000
);
if
(
msg
)
PRINT
(
KERN_DEBUG
,
ohci
->
id
,
"%s"
,
msg
);
if
(
msg
)
PRINT
(
KERN_DEBUG
,
"%s"
,
msg
);
return
0
;
return
0
;
}
}
...
@@ -451,7 +451,7 @@ static void initialize_dma_rcv_ctx(struct dma_rcv_ctx *d, int generate_irq)
...
@@ -451,7 +451,7 @@ static void initialize_dma_rcv_ctx(struct dma_rcv_ctx *d, int generate_irq)
/* Run context */
/* Run context */
reg_write
(
ohci
,
d
->
ctrlSet
,
0x00008000
);
reg_write
(
ohci
,
d
->
ctrlSet
,
0x00008000
);
DBGMSG
(
ohci
->
id
,
"Receive DMA ctx=%d initialized"
,
d
->
ctx
);
DBGMSG
(
"Receive DMA ctx=%d initialized"
,
d
->
ctx
);
}
}
/* Initialize the dma transmit context */
/* Initialize the dma transmit context */
...
@@ -474,7 +474,7 @@ static void initialize_dma_trm_ctx(struct dma_trm_ctx *d)
...
@@ -474,7 +474,7 @@ static void initialize_dma_trm_ctx(struct dma_trm_ctx *d)
reg_write
(
ohci
,
OHCI1394_IsoXmitIntMaskSet
,
1
<<
d
->
ctx
);
reg_write
(
ohci
,
OHCI1394_IsoXmitIntMaskSet
,
1
<<
d
->
ctx
);
}
}
DBGMSG
(
ohci
->
id
,
"Transmit DMA ctx=%d initialized"
,
d
->
ctx
);
DBGMSG
(
"Transmit DMA ctx=%d initialized"
,
d
->
ctx
);
}
}
/* Count the number of available iso contexts */
/* Count the number of available iso contexts */
...
@@ -486,7 +486,7 @@ static int get_nb_iso_ctx(struct ti_ohci *ohci, int reg)
...
@@ -486,7 +486,7 @@ static int get_nb_iso_ctx(struct ti_ohci *ohci, int reg)
reg_write
(
ohci
,
reg
,
0xffffffff
);
reg_write
(
ohci
,
reg
,
0xffffffff
);
tmp
=
reg_read
(
ohci
,
reg
);
tmp
=
reg_read
(
ohci
,
reg
);
DBGMSG
(
ohci
->
id
,
"Iso contexts reg: %08x implemented: %08x"
,
reg
,
tmp
);
DBGMSG
(
"Iso contexts reg: %08x implemented: %08x"
,
reg
,
tmp
);
/* Count the number of contexts */
/* Count the number of contexts */
for
(
i
=
0
;
i
<
32
;
i
++
)
{
for
(
i
=
0
;
i
<
32
;
i
++
)
{
...
@@ -600,7 +600,7 @@ static void ohci_initialize(struct ti_ohci *ohci)
...
@@ -600,7 +600,7 @@ static void ohci_initialize(struct ti_ohci *ohci)
#else
#else
sprintf
(
irq_buf
,
"%s"
,
__irq_itoa
(
ohci
->
dev
->
irq
));
sprintf
(
irq_buf
,
"%s"
,
__irq_itoa
(
ohci
->
dev
->
irq
));
#endif
#endif
PRINT
(
KERN_INFO
,
ohci
->
id
,
"OHCI-1394 %d.%d (PCI): IRQ=[%s] "
PRINT
(
KERN_INFO
,
"OHCI-1394 %d.%d (PCI): IRQ=[%s] "
"MMIO=[%lx-%lx] Max Packet=[%d]"
,
"MMIO=[%lx-%lx] Max Packet=[%d]"
,
((((
buf
)
>>
16
)
&
0xf
)
+
(((
buf
)
>>
20
)
&
0xf
)
*
10
),
((((
buf
)
>>
16
)
&
0xf
)
+
(((
buf
)
>>
20
)
&
0xf
)
*
10
),
((((
buf
)
>>
4
)
&
0xf
)
+
((
buf
)
&
0xf
)
*
10
),
irq_buf
,
((((
buf
)
>>
4
)
&
0xf
)
+
((
buf
)
&
0xf
)
*
10
),
irq_buf
,
...
@@ -635,7 +635,7 @@ static void insert_packet(struct ti_ohci *ohci,
...
@@ -635,7 +635,7 @@ static void insert_packet(struct ti_ohci *ohci,
u32
cycleTimer
;
u32
cycleTimer
;
int
idx
=
d
->
prg_ind
;
int
idx
=
d
->
prg_ind
;
DBGMSG
(
ohci
->
id
,
"Inserting packet for node "
NODE_BUS_FMT
DBGMSG
(
"Inserting packet for node "
NODE_BUS_FMT
", tlabel=%d, tcode=0x%x, speed=%d"
,
", tlabel=%d, tcode=0x%x, speed=%d"
,
NODE_BUS_ARGS
(
ohci
->
host
,
packet
->
node_id
),
packet
->
tlabel
,
NODE_BUS_ARGS
(
ohci
->
host
,
packet
->
node_id
),
packet
->
tlabel
,
packet
->
tcode
,
packet
->
speed_code
);
packet
->
tcode
,
packet
->
speed_code
);
...
@@ -653,7 +653,7 @@ static void insert_packet(struct ti_ohci *ohci,
...
@@ -653,7 +653,7 @@ static void insert_packet(struct ti_ohci *ohci,
(((((
cycleTimer
>>
25
)
&
0x7
)
+
1
)
&
0x7
)
<<
13
)
|
(((((
cycleTimer
>>
25
)
&
0x7
)
+
1
)
&
0x7
)
<<
13
)
|
((
cycleTimer
&
0x01fff000
)
>>
12
));
((
cycleTimer
&
0x01fff000
)
>>
12
));
DBGMSG
(
ohci
->
id
,
"cycleTimer: %08x timeStamp: %08x"
,
DBGMSG
(
"cycleTimer: %08x timeStamp: %08x"
,
cycleTimer
,
d
->
prg_cpu
[
idx
]
->
begin
.
status
);
cycleTimer
,
d
->
prg_cpu
[
idx
]
->
begin
.
status
);
}
else
}
else
d
->
prg_cpu
[
idx
]
->
begin
.
status
=
0
;
d
->
prg_cpu
[
idx
]
->
begin
.
status
=
0
;
...
@@ -709,7 +709,7 @@ static void insert_packet(struct ti_ohci *ohci,
...
@@ -709,7 +709,7 @@ static void insert_packet(struct ti_ohci *ohci,
if (cross_bound((unsigned long)packet->data,
if (cross_bound((unsigned long)packet->data,
packet->data_size)>0) {
packet->data_size)>0) {
/* FIXME: do something about it */
/* FIXME: do something about it */
PRINT(KERN_ERR,
ohci->id,
PRINT(KERN_ERR,
"%s: packet data addr: %p size %Zd bytes "
"%s: packet data addr: %p size %Zd bytes "
"cross page boundary", __FUNCTION__,
"cross page boundary", __FUNCTION__,
packet->data, packet->data_size);
packet->data, packet->data_size);
...
@@ -773,7 +773,7 @@ static void insert_packet(struct ti_ohci *ohci,
...
@@ -773,7 +773,7 @@ static void insert_packet(struct ti_ohci *ohci,
d
->
prg_cpu
[
idx
]
->
end
.
branchAddress
=
0
;
d
->
prg_cpu
[
idx
]
->
end
.
branchAddress
=
0
;
d
->
prg_cpu
[
idx
]
->
end
.
status
=
0
;
d
->
prg_cpu
[
idx
]
->
end
.
status
=
0
;
DBGMSG
(
ohci
->
id
,
"Iso xmit context info: header[%08x %08x]
\n
"
DBGMSG
(
"Iso xmit context info: header[%08x %08x]
\n
"
" begin=%08x %08x %08x %08x
\n
"
" begin=%08x %08x %08x %08x
\n
"
" %08x %08x %08x %08x
\n
"
" %08x %08x %08x %08x
\n
"
" end =%08x %08x %08x %08x"
,
" end =%08x %08x %08x %08x"
,
...
@@ -827,19 +827,19 @@ static int dma_trm_flush(struct ti_ohci *ohci, struct dma_trm_ctx *d)
...
@@ -827,19 +827,19 @@ static int dma_trm_flush(struct ti_ohci *ohci, struct dma_trm_ctx *d)
}
}
if
(
d
->
free_prgs
==
0
)
if
(
d
->
free_prgs
==
0
)
DBGMSG
(
ohci
->
id
,
"Transmit DMA FIFO ctx=%d is full... waiting"
,
d
->
ctx
);
DBGMSG
(
"Transmit DMA FIFO ctx=%d is full... waiting"
,
d
->
ctx
);
/* Is the context running ? (should be unless it is
/* Is the context running ? (should be unless it is
the first packet to be sent in this context) */
the first packet to be sent in this context) */
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x8000
))
{
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x8000
))
{
DBGMSG
(
ohci
->
id
,
"Starting transmit DMA ctx=%d"
,
d
->
ctx
);
DBGMSG
(
"Starting transmit DMA ctx=%d"
,
d
->
ctx
);
reg_write
(
ohci
,
d
->
cmdPtr
,
d
->
prg_bus
[
idx
]
|
z
);
reg_write
(
ohci
,
d
->
cmdPtr
,
d
->
prg_bus
[
idx
]
|
z
);
run_context
(
ohci
,
d
->
ctrlSet
,
NULL
);
run_context
(
ohci
,
d
->
ctrlSet
,
NULL
);
}
}
else
{
else
{
/* Wake up the dma context if necessary */
/* Wake up the dma context if necessary */
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
DBGMSG
(
ohci
->
id
,
"Waking transmit DMA ctx=%d"
,
d
->
ctx
);
DBGMSG
(
"Waking transmit DMA ctx=%d"
,
d
->
ctx
);
}
}
/* do this always, to avoid race condition */
/* do this always, to avoid race condition */
...
@@ -856,7 +856,7 @@ static int ohci_transmit(struct hpsb_host *host, struct hpsb_packet *packet)
...
@@ -856,7 +856,7 @@ static int ohci_transmit(struct hpsb_host *host, struct hpsb_packet *packet)
unsigned
long
flags
;
unsigned
long
flags
;
if
(
packet
->
data_size
>
ohci
->
max_packet_size
)
{
if
(
packet
->
data_size
>
ohci
->
max_packet_size
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Transmit packet size %Zd is too big"
,
"Transmit packet size %Zd is too big"
,
packet
->
data_size
);
packet
->
data_size
);
return
-
EOVERFLOW
;
return
-
EOVERFLOW
;
...
@@ -874,7 +874,7 @@ static int ohci_transmit(struct hpsb_host *host, struct hpsb_packet *packet)
...
@@ -874,7 +874,7 @@ static int ohci_transmit(struct hpsb_host *host, struct hpsb_packet *packet)
if
(
ohci
->
it_legacy_context
.
ohci
==
NULL
)
{
if
(
ohci
->
it_legacy_context
.
ohci
==
NULL
)
{
if
(
in_interrupt
())
{
if
(
in_interrupt
())
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"legacy IT context cannot be initialized during interrupt"
);
"legacy IT context cannot be initialized during interrupt"
);
return
-
EINVAL
;
return
-
EINVAL
;
}
}
...
@@ -882,7 +882,7 @@ static int ohci_transmit(struct hpsb_host *host, struct hpsb_packet *packet)
...
@@ -882,7 +882,7 @@ static int ohci_transmit(struct hpsb_host *host, struct hpsb_packet *packet)
if
(
alloc_dma_trm_ctx
(
ohci
,
&
ohci
->
it_legacy_context
,
if
(
alloc_dma_trm_ctx
(
ohci
,
&
ohci
->
it_legacy_context
,
DMA_CTX_ISO
,
0
,
IT_NUM_DESC
,
DMA_CTX_ISO
,
0
,
IT_NUM_DESC
,
OHCI1394_IsoXmitContextBase
)
<
0
)
{
OHCI1394_IsoXmitContextBase
)
<
0
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"error initializing legacy IT context"
);
"error initializing legacy IT context"
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
...
@@ -974,7 +974,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -974,7 +974,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
break
;
break
;
case
SET_BUS_ID
:
case
SET_BUS_ID
:
PRINT
(
KERN_ERR
,
ohci
->
id
,
"devctl command SET_BUS_ID err"
);
PRINT
(
KERN_ERR
,
"devctl command SET_BUS_ID err"
);
break
;
break
;
case
ACT_CYCLE_MASTER
:
case
ACT_CYCLE_MASTER
:
...
@@ -985,7 +985,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -985,7 +985,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
/*
/*
* enable cycleTimer, cycleMaster
* enable cycleTimer, cycleMaster
*/
*/
DBGMSG
(
ohci
->
id
,
"Cycle master enabled"
);
DBGMSG
(
"Cycle master enabled"
);
reg_write
(
ohci
,
OHCI1394_LinkControlSet
,
reg_write
(
ohci
,
OHCI1394_LinkControlSet
,
OHCI1394_LinkControl_CycleTimerEnable
|
OHCI1394_LinkControl_CycleTimerEnable
|
OHCI1394_LinkControl_CycleMaster
);
OHCI1394_LinkControl_CycleMaster
);
...
@@ -1000,7 +1000,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1000,7 +1000,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
break
;
break
;
case
CANCEL_REQUESTS
:
case
CANCEL_REQUESTS
:
DBGMSG
(
ohci
->
id
,
"Cancel request received"
);
DBGMSG
(
"Cancel request received"
);
dma_trm_reset
(
&
ohci
->
at_req_context
);
dma_trm_reset
(
&
ohci
->
at_req_context
);
dma_trm_reset
(
&
ohci
->
at_resp_context
);
dma_trm_reset
(
&
ohci
->
at_resp_context
);
break
;
break
;
...
@@ -1010,7 +1010,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1010,7 +1010,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
u64
mask
;
u64
mask
;
if
(
arg
<
0
||
arg
>
63
)
{
if
(
arg
<
0
||
arg
>
63
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"%s: IS0 listen channel %d is out of range"
,
"%s: IS0 listen channel %d is out of range"
,
__FUNCTION__
,
arg
);
__FUNCTION__
,
arg
);
return
-
EFAULT
;
return
-
EFAULT
;
...
@@ -1022,14 +1022,14 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1022,14 +1022,14 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
DMA_CTX_ISO
,
0
,
IR_NUM_DESC
,
DMA_CTX_ISO
,
0
,
IR_NUM_DESC
,
IR_BUF_SIZE
,
IR_SPLIT_BUF_SIZE
,
IR_BUF_SIZE
,
IR_SPLIT_BUF_SIZE
,
OHCI1394_IsoRcvContextBase
)
<
0
)
{
OHCI1394_IsoRcvContextBase
)
<
0
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"%s: failed to allocate an IR context"
,
PRINT
(
KERN_ERR
,
"%s: failed to allocate an IR context"
,
__FUNCTION__
);
__FUNCTION__
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
ohci
->
ir_legacy_channels
=
0
;
ohci
->
ir_legacy_channels
=
0
;
initialize_dma_rcv_ctx
(
&
ohci
->
ir_legacy_context
,
1
);
initialize_dma_rcv_ctx
(
&
ohci
->
ir_legacy_context
,
1
);
DBGMSG
(
ohci
->
id
,
"ISO receive legacy context activated"
);
DBGMSG
(
"ISO receive legacy context activated"
);
}
}
mask
=
(
u64
)
0x1
<<
arg
;
mask
=
(
u64
)
0x1
<<
arg
;
...
@@ -1037,7 +1037,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1037,7 +1037,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
spin_lock_irqsave
(
&
ohci
->
IR_channel_lock
,
flags
);
spin_lock_irqsave
(
&
ohci
->
IR_channel_lock
,
flags
);
if
(
ohci
->
ISO_channel_usage
&
mask
)
{
if
(
ohci
->
ISO_channel_usage
&
mask
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"%s: IS0 listen channel %d is already used"
,
"%s: IS0 listen channel %d is already used"
,
__FUNCTION__
,
arg
);
__FUNCTION__
,
arg
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
...
@@ -1055,7 +1055,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1055,7 +1055,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
1
<<
arg
);
1
<<
arg
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
DBGMSG
(
ohci
->
id
,
"Listening enabled on channel %d"
,
arg
);
DBGMSG
(
"Listening enabled on channel %d"
,
arg
);
break
;
break
;
}
}
case
ISO_UNLISTEN_CHANNEL
:
case
ISO_UNLISTEN_CHANNEL
:
...
@@ -1063,7 +1063,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1063,7 +1063,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
u64
mask
;
u64
mask
;
if
(
arg
<
0
||
arg
>
63
)
{
if
(
arg
<
0
||
arg
>
63
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"%s: IS0 unlisten channel %d is out of range"
,
"%s: IS0 unlisten channel %d is out of range"
,
__FUNCTION__
,
arg
);
__FUNCTION__
,
arg
);
return
-
EFAULT
;
return
-
EFAULT
;
...
@@ -1074,7 +1074,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1074,7 +1074,7 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
spin_lock_irqsave
(
&
ohci
->
IR_channel_lock
,
flags
);
spin_lock_irqsave
(
&
ohci
->
IR_channel_lock
,
flags
);
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
{
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"%s: IS0 unlisten channel %d is not used"
,
"%s: IS0 unlisten channel %d is not used"
,
__FUNCTION__
,
arg
);
__FUNCTION__
,
arg
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
...
@@ -1092,12 +1092,12 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
...
@@ -1092,12 +1092,12 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
1
<<
arg
);
1
<<
arg
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
IR_channel_lock
,
flags
);
DBGMSG
(
ohci
->
id
,
"Listening disabled on channel %d"
,
arg
);
DBGMSG
(
"Listening disabled on channel %d"
,
arg
);
if
(
ohci
->
ir_legacy_channels
==
0
)
{
if
(
ohci
->
ir_legacy_channels
==
0
)
{
stop_dma_rcv_ctx
(
&
ohci
->
ir_legacy_context
);
stop_dma_rcv_ctx
(
&
ohci
->
ir_legacy_context
);
free_dma_rcv_ctx
(
&
ohci
->
ir_legacy_context
);
free_dma_rcv_ctx
(
&
ohci
->
ir_legacy_context
);
DBGMSG
(
ohci
->
id
,
"ISO receive legacy context deactivated"
);
DBGMSG
(
"ISO receive legacy context deactivated"
);
}
}
break
;
break
;
}
}
...
@@ -1209,7 +1209,7 @@ static int ohci_iso_recv_init(struct hpsb_iso *iso)
...
@@ -1209,7 +1209,7 @@ static int ohci_iso_recv_init(struct hpsb_iso *iso)
/* one block per page of data in the DMA buffer, minus the final guard page */
/* one block per page of data in the DMA buffer, minus the final guard page */
recv
->
nblocks
=
iso
->
buf_size
/
PAGE_SIZE
-
1
;
recv
->
nblocks
=
iso
->
buf_size
/
PAGE_SIZE
-
1
;
if
(
recv
->
nblocks
<
3
)
{
if
(
recv
->
nblocks
<
3
)
{
DBGMSG
(
ohci
->
id
,
"ohci_iso_recv_init: DMA buffer too small"
);
DBGMSG
(
"ohci_iso_recv_init: DMA buffer too small"
);
goto
err
;
goto
err
;
}
}
...
@@ -1245,7 +1245,7 @@ static int ohci_iso_recv_init(struct hpsb_iso *iso)
...
@@ -1245,7 +1245,7 @@ static int ohci_iso_recv_init(struct hpsb_iso *iso)
if
(
recv
->
buf_stride
*
iso
->
buf_packets
>
iso
->
buf_size
||
if
(
recv
->
buf_stride
*
iso
->
buf_packets
>
iso
->
buf_size
||
recv
->
buf_stride
>
PAGE_SIZE
)
{
recv
->
buf_stride
>
PAGE_SIZE
)
{
/* this shouldn't happen, but anyway... */
/* this shouldn't happen, but anyway... */
DBGMSG
(
ohci
->
id
,
"ohci_iso_recv_init: problem choosing a buffer stride"
);
DBGMSG
(
"ohci_iso_recv_init: problem choosing a buffer stride"
);
goto
err
;
goto
err
;
}
}
}
}
...
@@ -1289,7 +1289,7 @@ static int ohci_iso_recv_init(struct hpsb_iso *iso)
...
@@ -1289,7 +1289,7 @@ static int ohci_iso_recv_init(struct hpsb_iso *iso)
/* write the DMA program */
/* write the DMA program */
ohci_iso_recv_program
(
iso
);
ohci_iso_recv_program
(
iso
);
DBGMSG
(
ohci
->
id
,
"ohci_iso_recv_init: %s mode, DMA buffer is %lu pages"
DBGMSG
(
"ohci_iso_recv_init: %s mode, DMA buffer is %lu pages"
" (%u bytes), using %u blocks, buf_stride %u, block_irq_interval %d"
,
" (%u bytes), using %u blocks, buf_stride %u, block_irq_interval %d"
,
recv
->
dma_mode
==
BUFFER_FILL_MODE
?
recv
->
dma_mode
==
BUFFER_FILL_MODE
?
"buffer-fill"
:
"packet-per-buffer"
,
"buffer-fill"
:
"packet-per-buffer"
,
...
@@ -1430,6 +1430,7 @@ static void ohci_iso_recv_set_channel_mask(struct hpsb_iso *iso, u64 mask)
...
@@ -1430,6 +1430,7 @@ static void ohci_iso_recv_set_channel_mask(struct hpsb_iso *iso, u64 mask)
static
int
ohci_iso_recv_start
(
struct
hpsb_iso
*
iso
,
int
cycle
,
int
tag_mask
,
int
sync
)
static
int
ohci_iso_recv_start
(
struct
hpsb_iso
*
iso
,
int
cycle
,
int
tag_mask
,
int
sync
)
{
{
struct
ohci_iso_recv
*
recv
=
iso
->
hostdata
;
struct
ohci_iso_recv
*
recv
=
iso
->
hostdata
;
struct
ti_ohci
*
ohci
=
recv
->
ohci
;
u32
command
,
contextMatch
;
u32
command
,
contextMatch
;
reg_write
(
recv
->
ohci
,
recv
->
ContextControlClear
,
0xFFFFFFFF
);
reg_write
(
recv
->
ohci
,
recv
->
ContextControlClear
,
0xFFFFFFFF
);
...
@@ -1508,7 +1509,7 @@ static int ohci_iso_recv_start(struct hpsb_iso *iso, int cycle, int tag_mask, in
...
@@ -1508,7 +1509,7 @@ static int ohci_iso_recv_start(struct hpsb_iso *iso, int cycle, int tag_mask, in
/* check RUN */
/* check RUN */
if
(
!
(
reg_read
(
recv
->
ohci
,
recv
->
ContextControlSet
)
&
0x8000
))
{
if
(
!
(
reg_read
(
recv
->
ohci
,
recv
->
ContextControlSet
)
&
0x8000
))
{
PRINT
(
KERN_ERR
,
recv
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Error starting IR DMA (ContextControl 0x%08x)
\n
"
,
"Error starting IR DMA (ContextControl 0x%08x)
\n
"
,
reg_read
(
recv
->
ohci
,
recv
->
ContextControlSet
));
reg_read
(
recv
->
ohci
,
recv
->
ContextControlSet
));
return
-
1
;
return
-
1
;
...
@@ -1591,6 +1592,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
...
@@ -1591,6 +1592,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
{
{
int
wake
=
0
;
int
wake
=
0
;
int
runaway
=
0
;
int
runaway
=
0
;
struct
ti_ohci
*
ohci
=
recv
->
ohci
;
while
(
1
)
{
while
(
1
)
{
/* we expect the next parsable packet to begin at recv->dma_offset */
/* we expect the next parsable packet to begin at recv->dma_offset */
...
@@ -1607,7 +1609,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
...
@@ -1607,7 +1609,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
/* don't loop indefinitely */
/* don't loop indefinitely */
if
(
runaway
++
>
100000
)
{
if
(
runaway
++
>
100000
)
{
atomic_inc
(
&
iso
->
overflows
);
atomic_inc
(
&
iso
->
overflows
);
PRINT
(
KERN_ERR
,
recv
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"IR DMA error - Runaway during buffer parsing!
\n
"
);
"IR DMA error - Runaway during buffer parsing!
\n
"
);
break
;
break
;
}
}
...
@@ -1626,7 +1628,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
...
@@ -1626,7 +1628,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
len
=
p
[
recv
->
dma_offset
+
2
]
|
(
p
[
recv
->
dma_offset
+
3
]
<<
8
);
len
=
p
[
recv
->
dma_offset
+
2
]
|
(
p
[
recv
->
dma_offset
+
3
]
<<
8
);
if
(
len
>
4096
)
{
if
(
len
>
4096
)
{
PRINT
(
KERN_ERR
,
recv
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"IR DMA error - bogus 'len' value %u
\n
"
,
len
);
"IR DMA error - bogus 'len' value %u
\n
"
,
len
);
}
}
...
@@ -1694,6 +1696,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
...
@@ -1694,6 +1696,7 @@ static void ohci_iso_recv_bufferfill_parse(struct hpsb_iso *iso, struct ohci_iso
static
void
ohci_iso_recv_bufferfill_task
(
struct
hpsb_iso
*
iso
,
struct
ohci_iso_recv
*
recv
)
static
void
ohci_iso_recv_bufferfill_task
(
struct
hpsb_iso
*
iso
,
struct
ohci_iso_recv
*
recv
)
{
{
int
loop
;
int
loop
;
struct
ti_ohci
*
ohci
=
recv
->
ohci
;
/* loop over all blocks */
/* loop over all blocks */
for
(
loop
=
0
;
loop
<
recv
->
nblocks
;
loop
++
)
{
for
(
loop
=
0
;
loop
<
recv
->
nblocks
;
loop
++
)
{
...
@@ -1716,7 +1719,7 @@ static void ohci_iso_recv_bufferfill_task(struct hpsb_iso *iso, struct ohci_iso_
...
@@ -1716,7 +1719,7 @@ static void ohci_iso_recv_bufferfill_task(struct hpsb_iso *iso, struct ohci_iso_
if
(
event
!=
0x11
)
{
if
(
event
!=
0x11
)
{
atomic_inc
(
&
iso
->
overflows
);
atomic_inc
(
&
iso
->
overflows
);
PRINT
(
KERN_ERR
,
recv
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"IR DMA error - OHCI error code 0x%02x
\n
"
,
event
);
"IR DMA error - OHCI error code 0x%02x
\n
"
,
event
);
}
}
...
@@ -1739,7 +1742,7 @@ static void ohci_iso_recv_bufferfill_task(struct hpsb_iso *iso, struct ohci_iso_
...
@@ -1739,7 +1742,7 @@ static void ohci_iso_recv_bufferfill_task(struct hpsb_iso *iso, struct ohci_iso_
if
((
recv
->
block_dma
+
1
)
%
recv
->
nblocks
==
recv
->
block_reader
)
{
if
((
recv
->
block_dma
+
1
)
%
recv
->
nblocks
==
recv
->
block_reader
)
{
atomic_inc
(
&
iso
->
overflows
);
atomic_inc
(
&
iso
->
overflows
);
DBGMSG
(
recv
->
ohci
->
id
,
"ISO reception overflow - "
DBGMSG
(
"ISO reception overflow - "
"ran out of DMA blocks"
);
"ran out of DMA blocks"
);
}
}
}
}
...
@@ -1752,6 +1755,7 @@ static void ohci_iso_recv_packetperbuf_task(struct hpsb_iso *iso, struct ohci_is
...
@@ -1752,6 +1755,7 @@ static void ohci_iso_recv_packetperbuf_task(struct hpsb_iso *iso, struct ohci_is
{
{
int
count
;
int
count
;
int
wake
=
0
;
int
wake
=
0
;
struct
ti_ohci
*
ohci
=
recv
->
ohci
;
/* loop over the entire buffer */
/* loop over the entire buffer */
for
(
count
=
0
;
count
<
recv
->
nblocks
;
count
++
)
{
for
(
count
=
0
;
count
<
recv
->
nblocks
;
count
++
)
{
...
@@ -1779,9 +1783,9 @@ static void ohci_iso_recv_packetperbuf_task(struct hpsb_iso *iso, struct ohci_is
...
@@ -1779,9 +1783,9 @@ static void ohci_iso_recv_packetperbuf_task(struct hpsb_iso *iso, struct ohci_is
packet_len
=
recv
->
buf_stride
-
rescount
;
packet_len
=
recv
->
buf_stride
-
rescount
;
}
else
if
(
event
==
0x02
)
{
}
else
if
(
event
==
0x02
)
{
PRINT
(
KERN_ERR
,
recv
->
ohci
->
id
,
"IR DMA error - packet too long for buffer
\n
"
);
PRINT
(
KERN_ERR
,
"IR DMA error - packet too long for buffer
\n
"
);
}
else
if
(
event
)
{
}
else
if
(
event
)
{
PRINT
(
KERN_ERR
,
recv
->
ohci
->
id
,
"IR DMA error - OHCI error code 0x%02x
\n
"
,
event
);
PRINT
(
KERN_ERR
,
"IR DMA error - OHCI error code 0x%02x
\n
"
,
event
);
}
}
/* sync our view of the buffer */
/* sync our view of the buffer */
...
@@ -1911,6 +1915,7 @@ static int ohci_iso_xmit_init(struct hpsb_iso *iso)
...
@@ -1911,6 +1915,7 @@ static int ohci_iso_xmit_init(struct hpsb_iso *iso)
static
void
ohci_iso_xmit_stop
(
struct
hpsb_iso
*
iso
)
static
void
ohci_iso_xmit_stop
(
struct
hpsb_iso
*
iso
)
{
{
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ti_ohci
*
ohci
=
xmit
->
ohci
;
/* disable interrupts */
/* disable interrupts */
reg_write
(
xmit
->
ohci
,
OHCI1394_IsoXmitIntMaskClear
,
1
<<
xmit
->
task
.
context
);
reg_write
(
xmit
->
ohci
,
OHCI1394_IsoXmitIntMaskClear
,
1
<<
xmit
->
task
.
context
);
...
@@ -1918,7 +1923,7 @@ static void ohci_iso_xmit_stop(struct hpsb_iso *iso)
...
@@ -1918,7 +1923,7 @@ static void ohci_iso_xmit_stop(struct hpsb_iso *iso)
/* halt DMA */
/* halt DMA */
if
(
ohci1394_stop_context
(
xmit
->
ohci
,
xmit
->
ContextControlClear
,
NULL
))
{
if
(
ohci1394_stop_context
(
xmit
->
ohci
,
xmit
->
ContextControlClear
,
NULL
))
{
/* XXX the DMA context will lock up if you try to send too much data! */
/* XXX the DMA context will lock up if you try to send too much data! */
PRINT
(
KERN_ERR
,
xmit
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"you probably exceeded the OHCI card's bandwidth limit - "
"you probably exceeded the OHCI card's bandwidth limit - "
"reload the module and reduce xmit bandwidth"
);
"reload the module and reduce xmit bandwidth"
);
}
}
...
@@ -1943,6 +1948,7 @@ static void ohci_iso_xmit_task(unsigned long data)
...
@@ -1943,6 +1948,7 @@ static void ohci_iso_xmit_task(unsigned long data)
{
{
struct
hpsb_iso
*
iso
=
(
struct
hpsb_iso
*
)
data
;
struct
hpsb_iso
*
iso
=
(
struct
hpsb_iso
*
)
data
;
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ti_ohci
*
ohci
=
xmit
->
ohci
;
int
wake
=
0
;
int
wake
=
0
;
int
count
;
int
count
;
...
@@ -1963,7 +1969,7 @@ static void ohci_iso_xmit_task(unsigned long data)
...
@@ -1963,7 +1969,7 @@ static void ohci_iso_xmit_task(unsigned long data)
}
}
if
(
event
!=
0x11
)
if
(
event
!=
0x11
)
PRINT
(
KERN_ERR
,
xmit
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"IT DMA error - OHCI error code 0x%02x
\n
"
,
event
);
"IT DMA error - OHCI error code 0x%02x
\n
"
,
event
);
/* at least one packet went out, so wake up the writer */
/* at least one packet went out, so wake up the writer */
...
@@ -1986,6 +1992,7 @@ static void ohci_iso_xmit_task(unsigned long data)
...
@@ -1986,6 +1992,7 @@ static void ohci_iso_xmit_task(unsigned long data)
static
int
ohci_iso_xmit_queue
(
struct
hpsb_iso
*
iso
,
struct
hpsb_iso_packet_info
*
info
)
static
int
ohci_iso_xmit_queue
(
struct
hpsb_iso
*
iso
,
struct
hpsb_iso_packet_info
*
info
)
{
{
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ti_ohci
*
ohci
=
xmit
->
ohci
;
int
next_i
,
prev_i
;
int
next_i
,
prev_i
;
struct
iso_xmit_cmd
*
next
,
*
prev
;
struct
iso_xmit_cmd
*
next
,
*
prev
;
...
@@ -1997,7 +2004,7 @@ static int ohci_iso_xmit_queue(struct hpsb_iso *iso, struct hpsb_iso_packet_info
...
@@ -1997,7 +2004,7 @@ static int ohci_iso_xmit_queue(struct hpsb_iso *iso, struct hpsb_iso_packet_info
/* check that the packet doesn't cross a page boundary
/* check that the packet doesn't cross a page boundary
(we could allow this if we added OUTPUT_MORE descriptor support) */
(we could allow this if we added OUTPUT_MORE descriptor support) */
if
(
cross_bound
(
info
->
offset
,
info
->
len
))
{
if
(
cross_bound
(
info
->
offset
,
info
->
len
))
{
PRINT
(
KERN_ERR
,
xmit
->
ohci
->
id
,
PRINT
(
KERN_ERR
,
"rawiso xmit: packet %u crosses a page boundary"
,
"rawiso xmit: packet %u crosses a page boundary"
,
iso
->
first_packet
);
iso
->
first_packet
);
return
-
EINVAL
;
return
-
EINVAL
;
...
@@ -2081,6 +2088,7 @@ static int ohci_iso_xmit_queue(struct hpsb_iso *iso, struct hpsb_iso_packet_info
...
@@ -2081,6 +2088,7 @@ static int ohci_iso_xmit_queue(struct hpsb_iso *iso, struct hpsb_iso_packet_info
static
int
ohci_iso_xmit_start
(
struct
hpsb_iso
*
iso
,
int
cycle
)
static
int
ohci_iso_xmit_start
(
struct
hpsb_iso
*
iso
,
int
cycle
)
{
{
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ohci_iso_xmit
*
xmit
=
iso
->
hostdata
;
struct
ti_ohci
*
ohci
=
xmit
->
ohci
;
/* clear out the control register */
/* clear out the control register */
reg_write
(
xmit
->
ohci
,
xmit
->
ContextControlClear
,
0xFFFFFFFF
);
reg_write
(
xmit
->
ohci
,
xmit
->
ContextControlClear
,
0xFFFFFFFF
);
...
@@ -2118,7 +2126,7 @@ static int ohci_iso_xmit_start(struct hpsb_iso *iso, int cycle)
...
@@ -2118,7 +2126,7 @@ static int ohci_iso_xmit_start(struct hpsb_iso *iso, int cycle)
/* check the RUN bit */
/* check the RUN bit */
if
(
!
(
reg_read
(
xmit
->
ohci
,
xmit
->
ContextControlSet
)
&
0x8000
))
{
if
(
!
(
reg_read
(
xmit
->
ohci
,
xmit
->
ContextControlSet
)
&
0x8000
))
{
PRINT
(
KERN_ERR
,
xmit
->
ohci
->
id
,
"Error starting IT DMA (ContextControl 0x%08x)
\n
"
,
PRINT
(
KERN_ERR
,
"Error starting IT DMA (ContextControl 0x%08x)
\n
"
,
reg_read
(
xmit
->
ohci
,
xmit
->
ContextControlSet
));
reg_read
(
xmit
->
ohci
,
xmit
->
ContextControlSet
));
return
-
1
;
return
-
1
;
}
}
...
@@ -2192,8 +2200,9 @@ static void dma_trm_reset(struct dma_trm_ctx *d)
...
@@ -2192,8 +2200,9 @@ static void dma_trm_reset(struct dma_trm_ctx *d)
{
{
unsigned
long
flags
;
unsigned
long
flags
;
LIST_HEAD
(
packet_list
);
LIST_HEAD
(
packet_list
);
struct
ti_ohci
*
ohci
=
d
->
ohci
;
ohci1394_stop_context
(
d
->
ohci
,
d
->
ctrlClear
,
NULL
);
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
NULL
);
/* Lock the context, reset it and release it. Move the packets
/* Lock the context, reset it and release it. Move the packets
* that were pending in the context to packet_list and free
* that were pending in the context to packet_list and free
...
@@ -2217,10 +2226,10 @@ static void dma_trm_reset(struct dma_trm_ctx *d)
...
@@ -2217,10 +2226,10 @@ static void dma_trm_reset(struct dma_trm_ctx *d)
while
(
!
list_empty
(
&
packet_list
))
{
while
(
!
list_empty
(
&
packet_list
))
{
struct
hpsb_packet
*
p
=
driver_packet
(
packet_list
.
next
);
struct
hpsb_packet
*
p
=
driver_packet
(
packet_list
.
next
);
PRINT
(
KERN_INFO
,
d
->
ohci
->
id
,
PRINT
(
KERN_INFO
,
"AT dma reset ctx=%d, aborting transmission"
,
d
->
ctx
);
"AT dma reset ctx=%d, aborting transmission"
,
d
->
ctx
);
list_del
(
&
p
->
driver_list
);
list_del
(
&
p
->
driver_list
);
hpsb_packet_sent
(
d
->
ohci
->
host
,
p
,
ACKX_ABORTED
);
hpsb_packet_sent
(
ohci
->
host
,
p
,
ACKX_ABORTED
);
}
}
}
}
...
@@ -2270,43 +2279,43 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2270,43 +2279,43 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
* we just return, and clean up in the ohci1394_pci_remove
* we just return, and clean up in the ohci1394_pci_remove
* function. */
* function. */
if
(
event
==
~
(
u32
)
0
)
{
if
(
event
==
~
(
u32
)
0
)
{
DBGMSG
(
ohci
->
id
,
"Device removed."
);
DBGMSG
(
"Device removed."
);
return
IRQ_NONE
;
return
IRQ_NONE
;
}
}
DBGMSG
(
ohci
->
id
,
"IntEvent: %08x"
,
event
);
DBGMSG
(
"IntEvent: %08x"
,
event
);
if
(
event
&
OHCI1394_unrecoverableError
)
{
if
(
event
&
OHCI1394_unrecoverableError
)
{
int
ctx
;
int
ctx
;
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Unrecoverable error!"
);
PRINT
(
KERN_ERR
,
"Unrecoverable error!"
);
if
(
reg_read
(
ohci
,
OHCI1394_AsReqTrContextControlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
OHCI1394_AsReqTrContextControlSet
)
&
0x800
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Async Req Tx Context died: "
PRINT
(
KERN_ERR
,
"Async Req Tx Context died: "
"ctrl[%08x] cmdptr[%08x]"
,
"ctrl[%08x] cmdptr[%08x]"
,
reg_read
(
ohci
,
OHCI1394_AsReqTrContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsReqTrContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsReqTrCommandPtr
));
reg_read
(
ohci
,
OHCI1394_AsReqTrCommandPtr
));
if
(
reg_read
(
ohci
,
OHCI1394_AsRspTrContextControlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
OHCI1394_AsRspTrContextControlSet
)
&
0x800
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Async Rsp Tx Context died: "
PRINT
(
KERN_ERR
,
"Async Rsp Tx Context died: "
"ctrl[%08x] cmdptr[%08x]"
,
"ctrl[%08x] cmdptr[%08x]"
,
reg_read
(
ohci
,
OHCI1394_AsRspTrContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsRspTrContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsRspTrCommandPtr
));
reg_read
(
ohci
,
OHCI1394_AsRspTrCommandPtr
));
if
(
reg_read
(
ohci
,
OHCI1394_AsReqRcvContextControlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
OHCI1394_AsReqRcvContextControlSet
)
&
0x800
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Async Req Rcv Context died: "
PRINT
(
KERN_ERR
,
"Async Req Rcv Context died: "
"ctrl[%08x] cmdptr[%08x]"
,
"ctrl[%08x] cmdptr[%08x]"
,
reg_read
(
ohci
,
OHCI1394_AsReqRcvContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsReqRcvContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsReqRcvCommandPtr
));
reg_read
(
ohci
,
OHCI1394_AsReqRcvCommandPtr
));
if
(
reg_read
(
ohci
,
OHCI1394_AsRspRcvContextControlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
OHCI1394_AsRspRcvContextControlSet
)
&
0x800
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Async Rsp Rcv Context died: "
PRINT
(
KERN_ERR
,
"Async Rsp Rcv Context died: "
"ctrl[%08x] cmdptr[%08x]"
,
"ctrl[%08x] cmdptr[%08x]"
,
reg_read
(
ohci
,
OHCI1394_AsRspRcvContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsRspRcvContextControlSet
),
reg_read
(
ohci
,
OHCI1394_AsRspRcvCommandPtr
));
reg_read
(
ohci
,
OHCI1394_AsRspRcvCommandPtr
));
for
(
ctx
=
0
;
ctx
<
ohci
->
nb_iso_xmit_ctx
;
ctx
++
)
{
for
(
ctx
=
0
;
ctx
<
ohci
->
nb_iso_xmit_ctx
;
ctx
++
)
{
if
(
reg_read
(
ohci
,
OHCI1394_IsoXmitContextControlSet
+
(
16
*
ctx
))
&
0x800
)
if
(
reg_read
(
ohci
,
OHCI1394_IsoXmitContextControlSet
+
(
16
*
ctx
))
&
0x800
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Iso Xmit %d Context died: "
PRINT
(
KERN_ERR
,
"Iso Xmit %d Context died: "
"ctrl[%08x] cmdptr[%08x]"
,
ctx
,
"ctrl[%08x] cmdptr[%08x]"
,
ctx
,
reg_read
(
ohci
,
OHCI1394_IsoXmitContextControlSet
+
(
16
*
ctx
)),
reg_read
(
ohci
,
OHCI1394_IsoXmitContextControlSet
+
(
16
*
ctx
)),
reg_read
(
ohci
,
OHCI1394_IsoXmitCommandPtr
+
(
16
*
ctx
)));
reg_read
(
ohci
,
OHCI1394_IsoXmitCommandPtr
+
(
16
*
ctx
)));
...
@@ -2314,7 +2323,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2314,7 +2323,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
for
(
ctx
=
0
;
ctx
<
ohci
->
nb_iso_rcv_ctx
;
ctx
++
)
{
for
(
ctx
=
0
;
ctx
<
ohci
->
nb_iso_rcv_ctx
;
ctx
++
)
{
if
(
reg_read
(
ohci
,
OHCI1394_IsoRcvContextControlSet
+
(
32
*
ctx
))
&
0x800
)
if
(
reg_read
(
ohci
,
OHCI1394_IsoRcvContextControlSet
+
(
32
*
ctx
))
&
0x800
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Iso Recv %d Context died: "
PRINT
(
KERN_ERR
,
"Iso Recv %d Context died: "
"ctrl[%08x] cmdptr[%08x] match[%08x]"
,
ctx
,
"ctrl[%08x] cmdptr[%08x] match[%08x]"
,
ctx
,
reg_read
(
ohci
,
OHCI1394_IsoRcvContextControlSet
+
(
32
*
ctx
)),
reg_read
(
ohci
,
OHCI1394_IsoRcvContextControlSet
+
(
32
*
ctx
)),
reg_read
(
ohci
,
OHCI1394_IsoRcvCommandPtr
+
(
32
*
ctx
)),
reg_read
(
ohci
,
OHCI1394_IsoRcvCommandPtr
+
(
32
*
ctx
)),
...
@@ -2328,7 +2337,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2328,7 +2337,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
/* We subscribe to the cycleInconsistent event only to
/* We subscribe to the cycleInconsistent event only to
* clear the corresponding event bit... otherwise,
* clear the corresponding event bit... otherwise,
* isochronous cycleMatch DMA won't work. */
* isochronous cycleMatch DMA won't work. */
DBGMSG
(
ohci
->
id
,
"OHCI1394_cycleInconsistent"
);
DBGMSG
(
"OHCI1394_cycleInconsistent"
);
event
&=
~
OHCI1394_cycleInconsistent
;
event
&=
~
OHCI1394_cycleInconsistent
;
}
}
...
@@ -2359,7 +2368,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2359,7 +2368,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
* to solve this problem. This mainly effects nForce2. */
* to solve this problem. This mainly effects nForce2. */
if
(
loop_count
>
10000
)
{
if
(
loop_count
>
10000
)
{
ohci_devctl
(
host
,
RESET_BUS
,
LONG_RESET
);
ohci_devctl
(
host
,
RESET_BUS
,
LONG_RESET
);
DBGMSG
(
ohci
->
id
,
"Detected bus-reset loop. Forced a bus reset!"
);
DBGMSG
(
"Detected bus-reset loop. Forced a bus reset!"
);
loop_count
=
0
;
loop_count
=
0
;
}
}
...
@@ -2368,7 +2377,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2368,7 +2377,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
}
}
spin_unlock_irqrestore
(
&
ohci
->
event_lock
,
flags
);
spin_unlock_irqrestore
(
&
ohci
->
event_lock
,
flags
);
if
(
!
host
->
in_bus_reset
)
{
if
(
!
host
->
in_bus_reset
)
{
DBGMSG
(
ohci
->
id
,
"irq_handler: Bus reset requested"
);
DBGMSG
(
"irq_handler: Bus reset requested"
);
/* Subsystem call */
/* Subsystem call */
hpsb_bus_reset
(
ohci
->
host
);
hpsb_bus_reset
(
ohci
->
host
);
...
@@ -2378,7 +2387,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2378,7 +2387,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
if
(
event
&
OHCI1394_reqTxComplete
)
{
if
(
event
&
OHCI1394_reqTxComplete
)
{
struct
dma_trm_ctx
*
d
=
&
ohci
->
at_req_context
;
struct
dma_trm_ctx
*
d
=
&
ohci
->
at_req_context
;
DBGMSG
(
ohci
->
id
,
"Got reqTxComplete interrupt "
DBGMSG
(
"Got reqTxComplete interrupt "
"status=0x%08X"
,
reg_read
(
ohci
,
d
->
ctrlSet
));
"status=0x%08X"
,
reg_read
(
ohci
,
d
->
ctrlSet
));
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
...
@@ -2389,7 +2398,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2389,7 +2398,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
}
}
if
(
event
&
OHCI1394_respTxComplete
)
{
if
(
event
&
OHCI1394_respTxComplete
)
{
struct
dma_trm_ctx
*
d
=
&
ohci
->
at_resp_context
;
struct
dma_trm_ctx
*
d
=
&
ohci
->
at_resp_context
;
DBGMSG
(
ohci
->
id
,
"Got respTxComplete interrupt "
DBGMSG
(
"Got respTxComplete interrupt "
"status=0x%08X"
,
reg_read
(
ohci
,
d
->
ctrlSet
));
"status=0x%08X"
,
reg_read
(
ohci
,
d
->
ctrlSet
));
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
...
@@ -2400,7 +2409,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2400,7 +2409,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
}
}
if
(
event
&
OHCI1394_RQPkt
)
{
if
(
event
&
OHCI1394_RQPkt
)
{
struct
dma_rcv_ctx
*
d
=
&
ohci
->
ar_req_context
;
struct
dma_rcv_ctx
*
d
=
&
ohci
->
ar_req_context
;
DBGMSG
(
ohci
->
id
,
"Got RQPkt interrupt status=0x%08X"
,
DBGMSG
(
"Got RQPkt interrupt status=0x%08X"
,
reg_read
(
ohci
,
d
->
ctrlSet
));
reg_read
(
ohci
,
d
->
ctrlSet
));
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
"RQPkt"
);
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
"RQPkt"
);
...
@@ -2410,7 +2419,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2410,7 +2419,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
}
}
if
(
event
&
OHCI1394_RSPkt
)
{
if
(
event
&
OHCI1394_RSPkt
)
{
struct
dma_rcv_ctx
*
d
=
&
ohci
->
ar_resp_context
;
struct
dma_rcv_ctx
*
d
=
&
ohci
->
ar_resp_context
;
DBGMSG
(
ohci
->
id
,
"Got RSPkt interrupt status=0x%08X"
,
DBGMSG
(
"Got RSPkt interrupt status=0x%08X"
,
reg_read
(
ohci
,
d
->
ctrlSet
));
reg_read
(
ohci
,
d
->
ctrlSet
));
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
if
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x800
)
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
"RSPkt"
);
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
"RSPkt"
);
...
@@ -2439,7 +2448,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2439,7 +2448,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
node_id
=
reg_read
(
ohci
,
OHCI1394_NodeID
);
node_id
=
reg_read
(
ohci
,
OHCI1394_NodeID
);
if
(
!
(
node_id
&
0x80000000
))
{
if
(
!
(
node_id
&
0x80000000
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"SelfID received, but NodeID invalid "
"SelfID received, but NodeID invalid "
"(probably new bus reset occurred): %08X"
,
"(probably new bus reset occurred): %08X"
,
node_id
);
node_id
);
...
@@ -2449,8 +2458,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2449,8 +2458,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
phyid
=
node_id
&
0x0000003f
;
phyid
=
node_id
&
0x0000003f
;
isroot
=
(
node_id
&
0x40000000
)
!=
0
;
isroot
=
(
node_id
&
0x40000000
)
!=
0
;
DBGMSG
(
ohci
->
id
,
DBGMSG
(
"SelfID interrupt received "
"SelfID interrupt received "
"(phyid %d, %s)"
,
phyid
,
"(phyid %d, %s)"
,
phyid
,
(
isroot
?
"root"
:
"not root"
));
(
isroot
?
"root"
:
"not root"
));
...
@@ -2480,13 +2488,13 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2480,13 +2488,13 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
reg_write
(
ohci
,
OHCI1394_PhyReqFilterLoSet
,
0x00000000
);
reg_write
(
ohci
,
OHCI1394_PhyReqFilterLoSet
,
0x00000000
);
}
}
DBGMSG
(
ohci
->
id
,
"PhyReqFilter=%08x%08x"
,
DBGMSG
(
"PhyReqFilter=%08x%08x"
,
reg_read
(
ohci
,
OHCI1394_PhyReqFilterHiSet
),
reg_read
(
ohci
,
OHCI1394_PhyReqFilterHiSet
),
reg_read
(
ohci
,
OHCI1394_PhyReqFilterLoSet
));
reg_read
(
ohci
,
OHCI1394_PhyReqFilterLoSet
));
hpsb_selfid_complete
(
host
,
phyid
,
isroot
);
hpsb_selfid_complete
(
host
,
phyid
,
isroot
);
}
else
}
else
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"SelfID received outside of bus reset sequence"
);
"SelfID received outside of bus reset sequence"
);
selfid_not_valid:
selfid_not_valid:
...
@@ -2496,7 +2504,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2496,7 +2504,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
/* Make sure we handle everything, just in case we accidentally
/* Make sure we handle everything, just in case we accidentally
* enabled an interrupt that we didn't write a handler for. */
* enabled an interrupt that we didn't write a handler for. */
if
(
event
)
if
(
event
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Unhandled interrupt(s) 0x%08x"
,
PRINT
(
KERN_ERR
,
"Unhandled interrupt(s) 0x%08x"
,
event
);
event
);
return
IRQ_HANDLED
;
return
IRQ_HANDLED
;
...
@@ -2506,7 +2514,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
...
@@ -2506,7 +2514,7 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
static
void
insert_dma_buffer
(
struct
dma_rcv_ctx
*
d
,
int
idx
)
static
void
insert_dma_buffer
(
struct
dma_rcv_ctx
*
d
,
int
idx
)
{
{
struct
ti_ohci
*
ohci
=
(
struct
ti_ohci
*
)(
d
->
ohci
);
struct
ti_ohci
*
ohci
=
(
struct
ti_ohci
*
)(
d
->
ohci
);
DBGMSG
(
ohci
->
id
,
"Inserting dma buf ctx=%d idx=%d"
,
d
->
ctx
,
idx
);
DBGMSG
(
"Inserting dma buf ctx=%d idx=%d"
,
d
->
ctx
,
idx
);
d
->
prg_cpu
[
idx
]
->
status
=
cpu_to_le32
(
d
->
buf_size
);
d
->
prg_cpu
[
idx
]
->
status
=
cpu_to_le32
(
d
->
buf_size
);
d
->
prg_cpu
[
idx
]
->
branchAddress
&=
le32_to_cpu
(
0xfffffff0
);
d
->
prg_cpu
[
idx
]
->
branchAddress
&=
le32_to_cpu
(
0xfffffff0
);
...
@@ -2515,7 +2523,7 @@ static void insert_dma_buffer(struct dma_rcv_ctx *d, int idx)
...
@@ -2515,7 +2523,7 @@ static void insert_dma_buffer(struct dma_rcv_ctx *d, int idx)
/* wake up the dma context if necessary */
/* wake up the dma context if necessary */
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
PRINT
(
KERN_INFO
,
ohci
->
id
,
PRINT
(
KERN_INFO
,
"Waking dma ctx=%d ... processing is probably too slow"
,
"Waking dma ctx=%d ... processing is probably too slow"
,
d
->
ctx
);
d
->
ctx
);
}
}
...
@@ -2602,7 +2610,7 @@ static void dma_rcv_tasklet (unsigned long data)
...
@@ -2602,7 +2610,7 @@ static void dma_rcv_tasklet (unsigned long data)
* over more than one descriptor. The next case is where
* over more than one descriptor. The next case is where
* it's all in the first descriptor. */
* it's all in the first descriptor. */
if
((
offset
+
length
)
>
d
->
buf_size
)
{
if
((
offset
+
length
)
>
d
->
buf_size
)
{
DBGMSG
(
ohci
->
id
,
"Split packet rcv'd"
);
DBGMSG
(
"Split packet rcv'd"
);
if
(
length
>
d
->
split_buf_size
)
{
if
(
length
>
d
->
split_buf_size
)
{
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
ohci1394_stop_context
(
ohci
,
d
->
ctrlClear
,
"Split packet size exceeded"
);
"Split packet size exceeded"
);
...
@@ -2617,7 +2625,7 @@ static void dma_rcv_tasklet (unsigned long data)
...
@@ -2617,7 +2625,7 @@ static void dma_rcv_tasklet (unsigned long data)
/* Other part of packet not written yet.
/* Other part of packet not written yet.
* this should never happen I think
* this should never happen I think
* anyway we'll get it on the next call. */
* anyway we'll get it on the next call. */
PRINT
(
KERN_INFO
,
ohci
->
id
,
PRINT
(
KERN_INFO
,
"Got only half a packet!"
);
"Got only half a packet!"
);
d
->
buf_ind
=
idx
;
d
->
buf_ind
=
idx
;
d
->
buf_offset
=
offset
;
d
->
buf_offset
=
offset
;
...
@@ -2650,7 +2658,7 @@ static void dma_rcv_tasklet (unsigned long data)
...
@@ -2650,7 +2658,7 @@ static void dma_rcv_tasklet (unsigned long data)
buf_ptr
+=
offset
/
4
;
buf_ptr
+=
offset
/
4
;
}
}
}
else
{
}
else
{
DBGMSG
(
ohci
->
id
,
"Single packet rcv'd"
);
DBGMSG
(
"Single packet rcv'd"
);
memcpy
(
d
->
spb
,
buf_ptr
,
length
);
memcpy
(
d
->
spb
,
buf_ptr
,
length
);
offset
+=
length
;
offset
+=
length
;
buf_ptr
+=
length
/
4
;
buf_ptr
+=
length
/
4
;
...
@@ -2667,7 +2675,7 @@ static void dma_rcv_tasklet (unsigned long data)
...
@@ -2667,7 +2675,7 @@ static void dma_rcv_tasklet (unsigned long data)
if
(
tcode
!=
OHCI1394_TCODE_PHY
)
{
if
(
tcode
!=
OHCI1394_TCODE_PHY
)
{
if
(
!
ohci
->
no_swap_incoming
)
if
(
!
ohci
->
no_swap_incoming
)
packet_swab
(
d
->
spb
,
tcode
);
packet_swab
(
d
->
spb
,
tcode
);
DBGMSG
(
ohci
->
id
,
"Packet received from node"
DBGMSG
(
"Packet received from node"
" %d ack=0x%02X spd=%d tcode=0x%X"
" %d ack=0x%02X spd=%d tcode=0x%X"
" length=%d ctx=%d tlabel=%d"
,
" length=%d ctx=%d tlabel=%d"
,
(
d
->
spb
[
1
]
>>
16
)
&
0x3f
,
(
d
->
spb
[
1
]
>>
16
)
&
0x3f
,
...
@@ -2684,7 +2692,7 @@ static void dma_rcv_tasklet (unsigned long data)
...
@@ -2684,7 +2692,7 @@ static void dma_rcv_tasklet (unsigned long data)
}
}
#ifdef OHCI1394_DEBUG
#ifdef OHCI1394_DEBUG
else
else
PRINT
(
KERN_DEBUG
,
ohci
->
id
,
"Got phy packet ctx=%d ... discarded"
,
PRINT
(
KERN_DEBUG
,
"Got phy packet ctx=%d ... discarded"
,
d
->
ctx
);
d
->
ctx
);
#endif
#endif
...
@@ -2729,8 +2737,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2729,8 +2737,7 @@ static void dma_trm_tasklet (unsigned long data)
#ifdef OHCI1394_DEBUG
#ifdef OHCI1394_DEBUG
if
(
datasize
)
if
(
datasize
)
if
(((
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
4
)
&
0xf
)
==
0xa
)
if
(((
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
4
)
&
0xf
)
==
0xa
)
DBGMSG
(
ohci
->
id
,
DBGMSG
(
"Stream packet sent to channel %d tcode=0x%X "
"Stream packet sent to channel %d tcode=0x%X "
"ack=0x%X spd=%d dataLength=%d ctx=%d"
,
"ack=0x%X spd=%d dataLength=%d ctx=%d"
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
8
)
&
0x3f
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
8
)
&
0x3f
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
4
)
&
0xf
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
4
)
&
0xf
,
...
@@ -2738,8 +2745,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2738,8 +2745,7 @@ static void dma_trm_tasklet (unsigned long data)
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
1
])
>>
16
,
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
1
])
>>
16
,
d
->
ctx
);
d
->
ctx
);
else
else
DBGMSG
(
ohci
->
id
,
DBGMSG
(
"Packet sent to node %d tcode=0x%X tLabel="
"Packet sent to node %d tcode=0x%X tLabel="
"0x%02X ack=0x%X spd=%d dataLength=%d ctx=%d"
,
"0x%02X ack=0x%X spd=%d dataLength=%d ctx=%d"
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
1
])
>>
16
)
&
0x3f
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
1
])
>>
16
)
&
0x3f
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
4
)
&
0xf
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
0
])
>>
4
)
&
0xf
,
...
@@ -2748,8 +2754,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2748,8 +2754,7 @@ static void dma_trm_tasklet (unsigned long data)
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
3
])
>>
16
,
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
3
])
>>
16
,
d
->
ctx
);
d
->
ctx
);
else
else
DBGMSG
(
ohci
->
id
,
DBGMSG
(
"Packet sent to node %d tcode=0x%X tLabel="
"Packet sent to node %d tcode=0x%X tLabel="
"0x%02X ack=0x%X spd=%d data=0x%08X ctx=%d"
,
"0x%02X ack=0x%X spd=%d data=0x%08X ctx=%d"
,
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
1
])
(
le32_to_cpu
(
d
->
prg_cpu
[
d
->
sent_ind
]
->
data
[
1
])
>>
16
)
&
0x3f
,
>>
16
)
&
0x3f
,
...
@@ -2769,7 +2774,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2769,7 +2774,7 @@ static void dma_trm_tasklet (unsigned long data)
case
EVT_NO_STATUS
:
/* that should never happen */
case
EVT_NO_STATUS
:
/* that should never happen */
case
EVT_RESERVED_A
:
/* that should never happen */
case
EVT_RESERVED_A
:
/* that should never happen */
case
EVT_LONG_PACKET
:
/* that should never happen */
case
EVT_LONG_PACKET
:
/* that should never happen */
PRINT
(
KERN_WARNING
,
ohci
->
id
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
PRINT
(
KERN_WARNING
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
case
EVT_MISSING_ACK
:
case
EVT_MISSING_ACK
:
...
@@ -2779,7 +2784,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2779,7 +2784,7 @@ static void dma_trm_tasklet (unsigned long data)
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
case
EVT_OVERRUN
:
/* that should never happen */
case
EVT_OVERRUN
:
/* that should never happen */
PRINT
(
KERN_WARNING
,
ohci
->
id
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
PRINT
(
KERN_WARNING
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
case
EVT_DESCRIPTOR_READ
:
case
EVT_DESCRIPTOR_READ
:
...
@@ -2788,7 +2793,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2788,7 +2793,7 @@ static void dma_trm_tasklet (unsigned long data)
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
case
EVT_BUS_RESET
:
/* that should never happen */
case
EVT_BUS_RESET
:
/* that should never happen */
PRINT
(
KERN_WARNING
,
ohci
->
id
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
PRINT
(
KERN_WARNING
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
case
EVT_TIMEOUT
:
case
EVT_TIMEOUT
:
...
@@ -2799,7 +2804,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2799,7 +2804,7 @@ static void dma_trm_tasklet (unsigned long data)
break
;
break
;
case
EVT_RESERVED_B
:
/* that should never happen */
case
EVT_RESERVED_B
:
/* that should never happen */
case
EVT_RESERVED_C
:
/* that should never happen */
case
EVT_RESERVED_C
:
/* that should never happen */
PRINT
(
KERN_WARNING
,
ohci
->
id
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
PRINT
(
KERN_WARNING
,
"Received OHCI evt_* error 0x%x"
,
status
&
0x1f
);
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
case
EVT_UNKNOWN
:
case
EVT_UNKNOWN
:
...
@@ -2807,7 +2812,7 @@ static void dma_trm_tasklet (unsigned long data)
...
@@ -2807,7 +2812,7 @@ static void dma_trm_tasklet (unsigned long data)
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
break
;
break
;
default:
default:
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Unhandled OHCI evt_* error 0x%x"
,
status
&
0x1f
);
PRINT
(
KERN_ERR
,
"Unhandled OHCI evt_* error 0x%x"
,
status
&
0x1f
);
ack
=
ACKX_SEND_ERROR
;
ack
=
ACKX_SEND_ERROR
;
BUG
();
BUG
();
}
}
...
@@ -2851,17 +2856,18 @@ static void stop_dma_rcv_ctx(struct dma_rcv_ctx *d)
...
@@ -2851,17 +2856,18 @@ static void stop_dma_rcv_ctx(struct dma_rcv_ctx *d)
static
void
free_dma_rcv_ctx
(
struct
dma_rcv_ctx
*
d
)
static
void
free_dma_rcv_ctx
(
struct
dma_rcv_ctx
*
d
)
{
{
int
i
;
int
i
;
struct
ti_ohci
*
ohci
=
d
->
ohci
;
if
(
d
->
ohci
==
NULL
)
if
(
ohci
==
NULL
)
return
;
return
;
DBGMSG
(
d
->
ohci
->
id
,
"Freeing dma_rcv_ctx %d"
,
d
->
ctx
);
DBGMSG
(
"Freeing dma_rcv_ctx %d"
,
d
->
ctx
);
if
(
d
->
buf_cpu
)
{
if
(
d
->
buf_cpu
)
{
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
if
(
d
->
buf_cpu
[
i
]
&&
d
->
buf_bus
[
i
])
{
if
(
d
->
buf_cpu
[
i
]
&&
d
->
buf_bus
[
i
])
{
pci_free_consistent
(
pci_free_consistent
(
d
->
ohci
->
dev
,
d
->
buf_size
,
ohci
->
dev
,
d
->
buf_size
,
d
->
buf_cpu
[
i
],
d
->
buf_bus
[
i
]);
d
->
buf_cpu
[
i
],
d
->
buf_bus
[
i
]);
OHCI_DMA_FREE
(
"consistent dma_rcv buf[%d]"
,
i
);
OHCI_DMA_FREE
(
"consistent dma_rcv buf[%d]"
,
i
);
}
}
...
@@ -2908,7 +2914,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -2908,7 +2914,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
d
->
buf_bus
=
kmalloc
(
d
->
num_desc
*
sizeof
(
dma_addr_t
),
GFP_KERNEL
);
d
->
buf_bus
=
kmalloc
(
d
->
num_desc
*
sizeof
(
dma_addr_t
),
GFP_KERNEL
);
if
(
d
->
buf_cpu
==
NULL
||
d
->
buf_bus
==
NULL
)
{
if
(
d
->
buf_cpu
==
NULL
||
d
->
buf_bus
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma buffer"
);
PRINT
(
KERN_ERR
,
"Failed to allocate dma buffer"
);
free_dma_rcv_ctx
(
d
);
free_dma_rcv_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
...
@@ -2920,7 +2926,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -2920,7 +2926,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
d
->
prg_bus
=
kmalloc
(
d
->
num_desc
*
sizeof
(
dma_addr_t
),
GFP_KERNEL
);
d
->
prg_bus
=
kmalloc
(
d
->
num_desc
*
sizeof
(
dma_addr_t
),
GFP_KERNEL
);
if
(
d
->
prg_cpu
==
NULL
||
d
->
prg_bus
==
NULL
)
{
if
(
d
->
prg_cpu
==
NULL
||
d
->
prg_bus
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma prg"
);
PRINT
(
KERN_ERR
,
"Failed to allocate dma prg"
);
free_dma_rcv_ctx
(
d
);
free_dma_rcv_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
...
@@ -2930,7 +2936,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -2930,7 +2936,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
d
->
spb
=
kmalloc
(
d
->
split_buf_size
,
GFP_KERNEL
);
d
->
spb
=
kmalloc
(
d
->
split_buf_size
,
GFP_KERNEL
);
if
(
d
->
spb
==
NULL
)
{
if
(
d
->
spb
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate split buffer"
);
PRINT
(
KERN_ERR
,
"Failed to allocate split buffer"
);
free_dma_rcv_ctx
(
d
);
free_dma_rcv_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
...
@@ -2948,7 +2954,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -2948,7 +2954,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
if
(
d
->
buf_cpu
[
i
]
!=
NULL
)
{
if
(
d
->
buf_cpu
[
i
]
!=
NULL
)
{
memset
(
d
->
buf_cpu
[
i
],
0
,
d
->
buf_size
);
memset
(
d
->
buf_cpu
[
i
],
0
,
d
->
buf_size
);
}
else
{
}
else
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Failed to allocate dma buffer"
);
"Failed to allocate dma buffer"
);
free_dma_rcv_ctx
(
d
);
free_dma_rcv_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
...
@@ -2960,7 +2966,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -2960,7 +2966,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
if
(
d
->
prg_cpu
[
i
]
!=
NULL
)
{
if
(
d
->
prg_cpu
[
i
]
!=
NULL
)
{
memset
(
d
->
prg_cpu
[
i
],
0
,
sizeof
(
struct
dma_cmd
));
memset
(
d
->
prg_cpu
[
i
],
0
,
sizeof
(
struct
dma_cmd
));
}
else
{
}
else
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Failed to allocate dma prg"
);
"Failed to allocate dma prg"
);
free_dma_rcv_ctx
(
d
);
free_dma_rcv_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
...
@@ -2975,7 +2981,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -2975,7 +2981,7 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
dma_rcv_tasklet
,
(
unsigned
long
)
d
);
dma_rcv_tasklet
,
(
unsigned
long
)
d
);
if
(
ohci1394_register_iso_tasklet
(
ohci
,
if
(
ohci1394_register_iso_tasklet
(
ohci
,
&
ohci
->
ir_legacy_tasklet
)
<
0
)
{
&
ohci
->
ir_legacy_tasklet
)
<
0
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"No IR DMA context available"
);
PRINT
(
KERN_ERR
,
"No IR DMA context available"
);
free_dma_rcv_ctx
(
d
);
free_dma_rcv_ctx
(
d
);
return
-
EBUSY
;
return
-
EBUSY
;
}
}
...
@@ -3001,11 +3007,12 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
...
@@ -3001,11 +3007,12 @@ alloc_dma_rcv_ctx(struct ti_ohci *ohci, struct dma_rcv_ctx *d,
static
void
free_dma_trm_ctx
(
struct
dma_trm_ctx
*
d
)
static
void
free_dma_trm_ctx
(
struct
dma_trm_ctx
*
d
)
{
{
int
i
;
int
i
;
struct
ti_ohci
*
ohci
=
d
->
ohci
;
if
(
d
->
ohci
==
NULL
)
if
(
ohci
==
NULL
)
return
;
return
;
DBGMSG
(
d
->
ohci
->
id
,
"Freeing dma_trm_ctx %d"
,
d
->
ctx
);
DBGMSG
(
"Freeing dma_trm_ctx %d"
,
d
->
ctx
);
if
(
d
->
prg_cpu
)
{
if
(
d
->
prg_cpu
)
{
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
...
@@ -3043,7 +3050,7 @@ alloc_dma_trm_ctx(struct ti_ohci *ohci, struct dma_trm_ctx *d,
...
@@ -3043,7 +3050,7 @@ alloc_dma_trm_ctx(struct ti_ohci *ohci, struct dma_trm_ctx *d,
d
->
prg_bus
=
kmalloc
(
d
->
num_desc
*
sizeof
(
dma_addr_t
),
GFP_KERNEL
);
d
->
prg_bus
=
kmalloc
(
d
->
num_desc
*
sizeof
(
dma_addr_t
),
GFP_KERNEL
);
if
(
d
->
prg_cpu
==
NULL
||
d
->
prg_bus
==
NULL
)
{
if
(
d
->
prg_cpu
==
NULL
||
d
->
prg_bus
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate at dma prg"
);
PRINT
(
KERN_ERR
,
"Failed to allocate at dma prg"
);
free_dma_trm_ctx
(
d
);
free_dma_trm_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
...
@@ -3061,7 +3068,7 @@ alloc_dma_trm_ctx(struct ti_ohci *ohci, struct dma_trm_ctx *d,
...
@@ -3061,7 +3068,7 @@ alloc_dma_trm_ctx(struct ti_ohci *ohci, struct dma_trm_ctx *d,
if
(
d
->
prg_cpu
[
i
]
!=
NULL
)
{
if
(
d
->
prg_cpu
[
i
]
!=
NULL
)
{
memset
(
d
->
prg_cpu
[
i
],
0
,
sizeof
(
struct
at_dma_prg
));
memset
(
d
->
prg_cpu
[
i
],
0
,
sizeof
(
struct
at_dma_prg
));
}
else
{
}
else
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Failed to allocate at dma prg"
);
"Failed to allocate at dma prg"
);
free_dma_trm_ctx
(
d
);
free_dma_trm_ctx
(
d
);
return
-
ENOMEM
;
return
-
ENOMEM
;
...
@@ -3076,7 +3083,7 @@ alloc_dma_trm_ctx(struct ti_ohci *ohci, struct dma_trm_ctx *d,
...
@@ -3076,7 +3083,7 @@ alloc_dma_trm_ctx(struct ti_ohci *ohci, struct dma_trm_ctx *d,
dma_trm_tasklet
,
(
unsigned
long
)
d
);
dma_trm_tasklet
,
(
unsigned
long
)
d
);
if
(
ohci1394_register_iso_tasklet
(
ohci
,
if
(
ohci1394_register_iso_tasklet
(
ohci
,
&
ohci
->
it_legacy_tasklet
)
<
0
)
{
&
ohci
->
it_legacy_tasklet
)
<
0
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"No IT DMA context available"
);
PRINT
(
KERN_ERR
,
"No IT DMA context available"
);
free_dma_trm_ctx
(
d
);
free_dma_trm_ctx
(
d
);
return
-
EBUSY
;
return
-
EBUSY
;
}
}
...
@@ -3170,7 +3177,6 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
...
@@ -3170,7 +3177,6 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
if
(
!
host
)
FAIL
(
-
ENOMEM
,
"Failed to allocate host structure"
);
if
(
!
host
)
FAIL
(
-
ENOMEM
,
"Failed to allocate host structure"
);
ohci
=
host
->
hostdata
;
ohci
=
host
->
hostdata
;
ohci
->
id
=
host
->
id
;
ohci
->
dev
=
dev
;
ohci
->
dev
=
dev
;
ohci
->
host
=
host
;
ohci
->
host
=
host
;
ohci
->
init_state
=
OHCI_INIT_ALLOC_HOST
;
ohci
->
init_state
=
OHCI_INIT_ALLOC_HOST
;
...
@@ -3214,7 +3220,7 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
...
@@ -3214,7 +3220,7 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
* clearly says it's 2kb, so this shouldn't be a problem. */
* clearly says it's 2kb, so this shouldn't be a problem. */
ohci_base
=
pci_resource_start
(
dev
,
0
);
ohci_base
=
pci_resource_start
(
dev
,
0
);
if
(
pci_resource_len
(
dev
,
0
)
!=
OHCI1394_REGISTER_SIZE
)
if
(
pci_resource_len
(
dev
,
0
)
!=
OHCI1394_REGISTER_SIZE
)
PRINT
(
KERN_WARNING
,
ohci
->
id
,
"Unexpected PCI resource length of %lx!"
,
PRINT
(
KERN_WARNING
,
"Unexpected PCI resource length of %lx!"
,
pci_resource_len
(
dev
,
0
));
pci_resource_len
(
dev
,
0
));
/* Seems PCMCIA handles this internally. Not sure why. Seems
/* Seems PCMCIA handles this internally. Not sure why. Seems
...
@@ -3230,7 +3236,7 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
...
@@ -3230,7 +3236,7 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
if
(
ohci
->
registers
==
NULL
)
if
(
ohci
->
registers
==
NULL
)
FAIL
(
-
ENXIO
,
"Failed to remap registers - card not accessible"
);
FAIL
(
-
ENXIO
,
"Failed to remap registers - card not accessible"
);
ohci
->
init_state
=
OHCI_INIT_HAVE_IOMAPPING
;
ohci
->
init_state
=
OHCI_INIT_HAVE_IOMAPPING
;
DBGMSG
(
ohci
->
id
,
"Remapped memory spaces reg 0x%p"
,
ohci
->
registers
);
DBGMSG
(
"Remapped memory spaces reg 0x%p"
,
ohci
->
registers
);
/* csr_config rom allocation */
/* csr_config rom allocation */
ohci
->
csr_config_rom_cpu
=
ohci
->
csr_config_rom_cpu
=
...
@@ -3252,7 +3258,7 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
...
@@ -3252,7 +3258,7 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
ohci
->
init_state
=
OHCI_INIT_HAVE_SELFID_BUFFER
;
ohci
->
init_state
=
OHCI_INIT_HAVE_SELFID_BUFFER
;
if
((
unsigned
long
)
ohci
->
selfid_buf_cpu
&
0x1fff
)
if
((
unsigned
long
)
ohci
->
selfid_buf_cpu
&
0x1fff
)
PRINT
(
KERN_INFO
,
ohci
->
id
,
"SelfID buffer %p is not aligned on "
PRINT
(
KERN_INFO
,
"SelfID buffer %p is not aligned on "
"8Kb boundary... may cause problems on some CXD3222 chip"
,
"8Kb boundary... may cause problems on some CXD3222 chip"
,
ohci
->
selfid_buf_cpu
);
ohci
->
selfid_buf_cpu
);
...
@@ -3306,12 +3312,12 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
...
@@ -3306,12 +3312,12 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev,
/* Determine the number of available IR and IT contexts. */
/* Determine the number of available IR and IT contexts. */
ohci
->
nb_iso_rcv_ctx
=
ohci
->
nb_iso_rcv_ctx
=
get_nb_iso_ctx
(
ohci
,
OHCI1394_IsoRecvIntMaskSet
);
get_nb_iso_ctx
(
ohci
,
OHCI1394_IsoRecvIntMaskSet
);
DBGMSG
(
ohci
->
id
,
"%d iso receive contexts available"
,
DBGMSG
(
"%d iso receive contexts available"
,
ohci
->
nb_iso_rcv_ctx
);
ohci
->
nb_iso_rcv_ctx
);
ohci
->
nb_iso_xmit_ctx
=
ohci
->
nb_iso_xmit_ctx
=
get_nb_iso_ctx
(
ohci
,
OHCI1394_IsoXmitIntMaskSet
);
get_nb_iso_ctx
(
ohci
,
OHCI1394_IsoXmitIntMaskSet
);
DBGMSG
(
ohci
->
id
,
"%d iso transmit contexts available"
,
DBGMSG
(
"%d iso transmit contexts available"
,
ohci
->
nb_iso_xmit_ctx
);
ohci
->
nb_iso_xmit_ctx
);
/* Set the usage bits for non-existent contexts so they can't
/* Set the usage bits for non-existent contexts so they can't
...
@@ -3543,7 +3549,7 @@ int ohci1394_stop_context(struct ti_ohci *ohci, int reg, char *msg)
...
@@ -3543,7 +3549,7 @@ int ohci1394_stop_context(struct ti_ohci *ohci, int reg, char *msg)
while
(
reg_read
(
ohci
,
reg
)
&
0x400
)
{
while
(
reg_read
(
ohci
,
reg
)
&
0x400
)
{
i
++
;
i
++
;
if
(
i
>
5000
)
{
if
(
i
>
5000
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
"Runaway loop while stopping context: %s..."
,
msg
?
msg
:
""
);
"Runaway loop while stopping context: %s..."
,
msg
?
msg
:
""
);
return
1
;
return
1
;
}
}
...
@@ -3551,7 +3557,7 @@ int ohci1394_stop_context(struct ti_ohci *ohci, int reg, char *msg)
...
@@ -3551,7 +3557,7 @@ int ohci1394_stop_context(struct ti_ohci *ohci, int reg, char *msg)
mb
();
mb
();
udelay
(
10
);
udelay
(
10
);
}
}
if
(
msg
)
PRINT
(
KERN_ERR
,
ohci
->
id
,
"%s: dma prg stopped"
,
msg
);
if
(
msg
)
PRINT
(
KERN_ERR
,
"%s: dma prg stopped"
,
msg
);
return
0
;
return
0
;
}
}
...
...
drivers/ieee1394/ohci1394.h
View file @
8193fa33
...
@@ -149,8 +149,6 @@ struct ohci1394_iso_tasklet {
...
@@ -149,8 +149,6 @@ struct ohci1394_iso_tasklet {
};
};
struct
ti_ohci
{
struct
ti_ohci
{
int
id
;
/* sequential card number */
struct
pci_dev
*
dev
;
struct
pci_dev
*
dev
;
enum
{
enum
{
...
...
drivers/ieee1394/video1394.c
View file @
8193fa33
...
@@ -155,7 +155,7 @@ static int free_dma_iso_ctx(struct dma_iso_ctx *d)
...
@@ -155,7 +155,7 @@ static int free_dma_iso_ctx(struct dma_iso_ctx *d)
{
{
int
i
;
int
i
;
DBGMSG
(
d
->
ohci
->
id
,
"Freeing dma_iso_ctx %d"
,
d
->
ctx
);
DBGMSG
(
d
->
ohci
->
host
->
id
,
"Freeing dma_iso_ctx %d"
,
d
->
ctx
);
ohci1394_stop_context
(
d
->
ohci
,
d
->
ctrlClear
,
NULL
);
ohci1394_stop_context
(
d
->
ohci
,
d
->
ctrlClear
,
NULL
);
if
(
d
->
iso_tasklet
.
link
.
next
!=
NULL
)
if
(
d
->
iso_tasklet
.
link
.
next
!=
NULL
)
...
@@ -200,7 +200,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -200,7 +200,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
d
=
kmalloc
(
sizeof
(
struct
dma_iso_ctx
),
GFP_KERNEL
);
d
=
kmalloc
(
sizeof
(
struct
dma_iso_ctx
),
GFP_KERNEL
);
if
(
d
==
NULL
)
{
if
(
d
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma_iso_ctx"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate dma_iso_ctx"
);
return
NULL
;
return
NULL
;
}
}
...
@@ -221,7 +221,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -221,7 +221,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
if
(
dma_region_alloc
(
&
d
->
dma
,
d
->
num_desc
*
d
->
buf_size
,
ohci
->
dev
,
if
(
dma_region_alloc
(
&
d
->
dma
,
d
->
num_desc
*
d
->
buf_size
,
ohci
->
dev
,
PCI_DMA_BIDIRECTIONAL
))
{
PCI_DMA_BIDIRECTIONAL
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma buffer"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate dma buffer"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
...
@@ -236,7 +236,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -236,7 +236,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
(
unsigned
long
)
d
);
(
unsigned
long
)
d
);
if
(
ohci1394_register_iso_tasklet
(
ohci
,
&
d
->
iso_tasklet
)
<
0
)
{
if
(
ohci1394_register_iso_tasklet
(
ohci
,
&
d
->
iso_tasklet
)
<
0
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"no free iso %s contexts"
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"no free iso %s contexts"
,
type
==
OHCI_ISO_RECEIVE
?
"receive"
:
"transmit"
);
type
==
OHCI_ISO_RECEIVE
?
"receive"
:
"transmit"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
...
@@ -246,7 +246,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -246,7 +246,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
d
->
prg_reg
=
kmalloc
(
d
->
num_desc
*
sizeof
(
struct
dma_prog_region
),
d
->
prg_reg
=
kmalloc
(
d
->
num_desc
*
sizeof
(
struct
dma_prog_region
),
GFP_KERNEL
);
GFP_KERNEL
);
if
(
d
->
prg_reg
==
NULL
)
{
if
(
d
->
prg_reg
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate ir prg regs"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate ir prg regs"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
...
@@ -264,7 +264,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -264,7 +264,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
GFP_KERNEL
);
GFP_KERNEL
);
if
(
d
->
ir_prg
==
NULL
)
{
if
(
d
->
ir_prg
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma ir prg"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate dma ir prg"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
...
@@ -277,7 +277,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -277,7 +277,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
{
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
{
if
(
dma_prog_region_alloc
(
&
d
->
prg_reg
[
i
],
d
->
nb_cmd
*
if
(
dma_prog_region_alloc
(
&
d
->
prg_reg
[
i
],
d
->
nb_cmd
*
sizeof
(
struct
dma_cmd
),
ohci
->
dev
))
{
sizeof
(
struct
dma_cmd
),
ohci
->
dev
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma ir prg"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate dma ir prg"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
...
@@ -293,7 +293,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -293,7 +293,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
GFP_KERNEL
);
GFP_KERNEL
);
if
(
d
->
it_prg
==
NULL
)
{
if
(
d
->
it_prg
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate dma it prg"
);
"Failed to allocate dma it prg"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
...
@@ -303,7 +303,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -303,7 +303,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
d
->
packet_size
=
packet_size
;
d
->
packet_size
=
packet_size
;
if
(
PAGE_SIZE
%
packet_size
||
packet_size
>
4096
)
{
if
(
PAGE_SIZE
%
packet_size
||
packet_size
>
4096
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Packet size %d (page_size: %ld) "
"Packet size %d (page_size: %ld) "
"not yet supported
\n
"
,
"not yet supported
\n
"
,
packet_size
,
PAGE_SIZE
);
packet_size
,
PAGE_SIZE
);
...
@@ -321,7 +321,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -321,7 +321,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
{
for
(
i
=
0
;
i
<
d
->
num_desc
;
i
++
)
{
if
(
dma_prog_region_alloc
(
&
d
->
prg_reg
[
i
],
d
->
nb_cmd
*
if
(
dma_prog_region_alloc
(
&
d
->
prg_reg
[
i
],
d
->
nb_cmd
*
sizeof
(
struct
it_dma_prg
),
ohci
->
dev
))
{
sizeof
(
struct
it_dma_prg
),
ohci
->
dev
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate dma it prg"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate dma it prg"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
...
@@ -339,22 +339,22 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -339,22 +339,22 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
GFP_KERNEL
);
GFP_KERNEL
);
if
(
d
->
buffer_status
==
NULL
)
{
if
(
d
->
buffer_status
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate buffer_status"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate buffer_status"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
if
(
d
->
buffer_time
==
NULL
)
{
if
(
d
->
buffer_time
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate buffer_time"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate buffer_time"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
if
(
d
->
last_used_cmd
==
NULL
)
{
if
(
d
->
last_used_cmd
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate last_used_cmd"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate last_used_cmd"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
if
(
d
->
next_buffer
==
NULL
)
{
if
(
d
->
next_buffer
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Failed to allocate next_buffer"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Failed to allocate next_buffer"
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
return
NULL
;
return
NULL
;
}
}
...
@@ -365,7 +365,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
...
@@ -365,7 +365,7 @@ alloc_dma_iso_ctx(struct ti_ohci *ohci, int type, int num_desc,
spin_lock_init
(
&
d
->
lock
);
spin_lock_init
(
&
d
->
lock
);
PRINT
(
KERN_INFO
,
ohci
->
id
,
"Iso %s DMA: %d buffers "
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"Iso %s DMA: %d buffers "
"of size %d allocated for a frame size %d, each with %d prgs"
,
"of size %d allocated for a frame size %d, each with %d prgs"
,
(
type
==
OHCI_ISO_RECEIVE
)
?
"receive"
:
"transmit"
,
(
type
==
OHCI_ISO_RECEIVE
)
?
"receive"
:
"transmit"
,
d
->
num_desc
,
d
->
buf_size
,
d
->
frame_size
,
d
->
nb_cmd
);
d
->
num_desc
,
d
->
buf_size
,
d
->
frame_size
,
d
->
nb_cmd
);
...
@@ -725,7 +725,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -725,7 +725,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
for
(
i
=
0
;
i
<
ISO_CHANNELS
;
i
++
)
{
for
(
i
=
0
;
i
<
ISO_CHANNELS
;
i
++
)
{
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
{
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
{
v
.
channel
=
i
;
v
.
channel
=
i
;
PRINT
(
KERN_INFO
,
ohci
->
id
,
"Found free channel %d"
,
i
);
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"Found free channel %d"
,
i
);
break
;
break
;
}
}
mask
=
mask
<<
1
;
mask
=
mask
<<
1
;
...
@@ -733,7 +733,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -733,7 +733,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
}
}
if
(
v
.
channel
<
0
||
v
.
channel
>
(
ISO_CHANNELS
-
1
))
{
if
(
v
.
channel
<
0
||
v
.
channel
>
(
ISO_CHANNELS
-
1
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Iso channel %d out of bounds"
,
v
.
channel
);
"Iso channel %d out of bounds"
,
v
.
channel
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -743,26 +743,26 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -743,26 +743,26 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
(
u32
)(
ohci
->
ISO_channel_usage
>>
32
),
(
u32
)(
ohci
->
ISO_channel_usage
>>
32
),
(
u32
)(
ohci
->
ISO_channel_usage
&
0xffffffff
));
(
u32
)(
ohci
->
ISO_channel_usage
&
0xffffffff
));
if
(
ohci
->
ISO_channel_usage
&
mask
)
{
if
(
ohci
->
ISO_channel_usage
&
mask
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Channel %d is already taken"
,
v
.
channel
);
"Channel %d is already taken"
,
v
.
channel
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
ohci
->
ISO_channel_usage
|=
mask
;
ohci
->
ISO_channel_usage
|=
mask
;
if
(
v
.
buf_size
==
0
||
v
.
buf_size
>
VIDEO1394_MAX_SIZE
)
{
if
(
v
.
buf_size
==
0
||
v
.
buf_size
>
VIDEO1394_MAX_SIZE
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Invalid %d length buffer requested"
,
v
.
buf_size
);
"Invalid %d length buffer requested"
,
v
.
buf_size
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
if
(
v
.
nb_buffers
==
0
||
v
.
nb_buffers
>
VIDEO1394_MAX_SIZE
)
{
if
(
v
.
nb_buffers
==
0
||
v
.
nb_buffers
>
VIDEO1394_MAX_SIZE
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Invalid %d buffers requested"
,
v
.
nb_buffers
);
"Invalid %d buffers requested"
,
v
.
nb_buffers
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
if
(
v
.
nb_buffers
*
v
.
buf_size
>
VIDEO1394_MAX_SIZE
)
{
if
(
v
.
nb_buffers
*
v
.
buf_size
>
VIDEO1394_MAX_SIZE
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"%d buffers of size %d bytes is too big"
,
"%d buffers of size %d bytes is too big"
,
v
.
nb_buffers
,
v
.
buf_size
);
v
.
nb_buffers
,
v
.
buf_size
);
return
-
EFAULT
;
return
-
EFAULT
;
...
@@ -774,7 +774,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -774,7 +774,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
v
.
channel
,
0
);
v
.
channel
,
0
);
if
(
d
==
NULL
)
{
if
(
d
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Couldn't allocate ir context"
);
"Couldn't allocate ir context"
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -785,7 +785,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -785,7 +785,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
v
.
buf_size
=
d
->
buf_size
;
v
.
buf_size
=
d
->
buf_size
;
list_add_tail
(
&
d
->
link
,
&
ctx
->
context_list
);
list_add_tail
(
&
d
->
link
,
&
ctx
->
context_list
);
PRINT
(
KERN_INFO
,
ohci
->
id
,
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"iso context %d listen on channel %d"
,
"iso context %d listen on channel %d"
,
d
->
ctx
,
v
.
channel
);
d
->
ctx
,
v
.
channel
);
}
}
...
@@ -795,7 +795,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -795,7 +795,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
v
.
channel
,
v
.
packet_size
);
v
.
channel
,
v
.
packet_size
);
if
(
d
==
NULL
)
{
if
(
d
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Couldn't allocate it context"
);
"Couldn't allocate it context"
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -808,7 +808,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -808,7 +808,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
list_add_tail
(
&
d
->
link
,
&
ctx
->
context_list
);
list_add_tail
(
&
d
->
link
,
&
ctx
->
context_list
);
PRINT
(
KERN_INFO
,
ohci
->
id
,
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"Iso context %d talk on channel %d"
,
d
->
ctx
,
"Iso context %d talk on channel %d"
,
d
->
ctx
,
v
.
channel
);
v
.
channel
);
}
}
...
@@ -829,13 +829,13 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -829,13 +829,13 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
return
-
EFAULT
;
return
-
EFAULT
;
if
(
channel
<
0
||
channel
>
(
ISO_CHANNELS
-
1
))
{
if
(
channel
<
0
||
channel
>
(
ISO_CHANNELS
-
1
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Iso channel %d out of bound"
,
channel
);
"Iso channel %d out of bound"
,
channel
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
mask
=
(
u64
)
0x1
<<
channel
;
mask
=
(
u64
)
0x1
<<
channel
;
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
{
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Channel %d is not being used"
,
channel
);
"Channel %d is not being used"
,
channel
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -849,7 +849,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -849,7 +849,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_TRANSMIT
,
channel
);
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_TRANSMIT
,
channel
);
if
(
d
==
NULL
)
return
-
EFAULT
;
if
(
d
==
NULL
)
return
-
EFAULT
;
PRINT
(
KERN_INFO
,
ohci
->
id
,
"Iso context %d "
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"Iso context %d "
"stop talking on channel %d"
,
d
->
ctx
,
channel
);
"stop talking on channel %d"
,
d
->
ctx
,
channel
);
free_dma_iso_ctx
(
d
);
free_dma_iso_ctx
(
d
);
...
@@ -866,7 +866,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -866,7 +866,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_RECEIVE
,
v
.
channel
);
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_RECEIVE
,
v
.
channel
);
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d out of range"
,
v
.
buffer
);
"Buffer %d out of range"
,
v
.
buffer
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -874,7 +874,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -874,7 +874,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
spin_lock_irqsave
(
&
d
->
lock
,
flags
);
spin_lock_irqsave
(
&
d
->
lock
,
flags
);
if
(
d
->
buffer_status
[
v
.
buffer
]
==
VIDEO1394_BUFFER_QUEUED
)
{
if
(
d
->
buffer_status
[
v
.
buffer
]
==
VIDEO1394_BUFFER_QUEUED
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d is already used"
,
v
.
buffer
);
"Buffer %d is already used"
,
v
.
buffer
);
spin_unlock_irqrestore
(
&
d
->
lock
,
flags
);
spin_unlock_irqrestore
(
&
d
->
lock
,
flags
);
return
-
EFAULT
;
return
-
EFAULT
;
...
@@ -895,7 +895,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -895,7 +895,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x8000
))
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x8000
))
{
{
DBGMSG
(
ohci
->
id
,
"Starting iso DMA ctx=%d"
,
d
->
ctx
);
DBGMSG
(
ohci
->
host
->
id
,
"Starting iso DMA ctx=%d"
,
d
->
ctx
);
/* Tell the controller where the first program is */
/* Tell the controller where the first program is */
reg_write
(
ohci
,
d
->
cmdPtr
,
reg_write
(
ohci
,
d
->
cmdPtr
,
...
@@ -907,7 +907,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -907,7 +907,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
else
{
else
{
/* Wake up dma context if necessary */
/* Wake up dma context if necessary */
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
PRINT
(
KERN_INFO
,
ohci
->
id
,
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"Waking up iso dma ctx=%d"
,
d
->
ctx
);
"Waking up iso dma ctx=%d"
,
d
->
ctx
);
reg_write
(
ohci
,
d
->
ctrlSet
,
0x1000
);
reg_write
(
ohci
,
d
->
ctrlSet
,
0x1000
);
}
}
...
@@ -928,7 +928,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -928,7 +928,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_RECEIVE
,
v
.
channel
);
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_RECEIVE
,
v
.
channel
);
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d out of range"
,
v
.
buffer
);
"Buffer %d out of range"
,
v
.
buffer
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -970,7 +970,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -970,7 +970,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
->
buffer_status
[
v
.
buffer
]
=
VIDEO1394_BUFFER_FREE
;
d
->
buffer_status
[
v
.
buffer
]
=
VIDEO1394_BUFFER_FREE
;
break
;
break
;
default:
default:
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d is not queued"
,
v
.
buffer
);
"Buffer %d is not queued"
,
v
.
buffer
);
spin_unlock_irqrestore
(
&
d
->
lock
,
flags
);
spin_unlock_irqrestore
(
&
d
->
lock
,
flags
);
return
-
EFAULT
;
return
-
EFAULT
;
...
@@ -1011,7 +1011,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -1011,7 +1011,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_TRANSMIT
,
v
.
channel
);
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_TRANSMIT
,
v
.
channel
);
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d out of range"
,
v
.
buffer
);
"Buffer %d out of range"
,
v
.
buffer
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -1038,7 +1038,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -1038,7 +1038,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
spin_lock_irqsave
(
&
d
->
lock
,
flags
);
spin_lock_irqsave
(
&
d
->
lock
,
flags
);
if
(
d
->
buffer_status
[
v
.
buffer
]
!=
VIDEO1394_BUFFER_FREE
)
{
if
(
d
->
buffer_status
[
v
.
buffer
]
!=
VIDEO1394_BUFFER_FREE
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d is already used"
,
v
.
buffer
);
"Buffer %d is already used"
,
v
.
buffer
);
spin_unlock_irqrestore
(
&
d
->
lock
,
flags
);
spin_unlock_irqrestore
(
&
d
->
lock
,
flags
);
if
(
qv
.
packet_sizes
)
if
(
qv
.
packet_sizes
)
...
@@ -1075,7 +1075,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -1075,7 +1075,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x8000
))
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x8000
))
{
{
DBGMSG
(
ohci
->
id
,
"Starting iso transmit DMA ctx=%d"
,
DBGMSG
(
ohci
->
host
->
id
,
"Starting iso transmit DMA ctx=%d"
,
d
->
ctx
);
d
->
ctx
);
put_timestamp
(
ohci
,
d
,
d
->
last_buffer
);
put_timestamp
(
ohci
,
d
,
d
->
last_buffer
);
...
@@ -1089,7 +1089,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -1089,7 +1089,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
else
{
else
{
/* Wake up dma context if necessary */
/* Wake up dma context if necessary */
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
if
(
!
(
reg_read
(
ohci
,
d
->
ctrlSet
)
&
0x400
))
{
PRINT
(
KERN_INFO
,
ohci
->
id
,
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"Waking up iso transmit dma ctx=%d"
,
"Waking up iso transmit dma ctx=%d"
,
d
->
ctx
);
d
->
ctx
);
put_timestamp
(
ohci
,
d
,
d
->
last_buffer
);
put_timestamp
(
ohci
,
d
,
d
->
last_buffer
);
...
@@ -1114,7 +1114,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -1114,7 +1114,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_TRANSMIT
,
v
.
channel
);
d
=
find_ctx
(
&
ctx
->
context_list
,
OHCI_ISO_TRANSMIT
,
v
.
channel
);
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
if
((
v
.
buffer
<
0
)
||
(
v
.
buffer
>
d
->
num_desc
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d out of range"
,
v
.
buffer
);
"Buffer %d out of range"
,
v
.
buffer
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -1140,7 +1140,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
...
@@ -1140,7 +1140,7 @@ static int video1394_ioctl(struct inode *inode, struct file *file,
d
->
buffer_status
[
v
.
buffer
]
=
VIDEO1394_BUFFER_FREE
;
d
->
buffer_status
[
v
.
buffer
]
=
VIDEO1394_BUFFER_FREE
;
return
0
;
return
0
;
default:
default:
PRINT
(
KERN_ERR
,
ohci
->
id
,
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Buffer %d is not queued"
,
v
.
buffer
);
"Buffer %d is not queued"
,
v
.
buffer
);
return
-
EFAULT
;
return
-
EFAULT
;
}
}
...
@@ -1166,7 +1166,7 @@ int video1394_mmap(struct file *file, struct vm_area_struct *vma)
...
@@ -1166,7 +1166,7 @@ int video1394_mmap(struct file *file, struct vm_area_struct *vma)
lock_kernel
();
lock_kernel
();
if
(
ctx
->
current_ctx
==
NULL
)
{
if
(
ctx
->
current_ctx
==
NULL
)
{
PRINT
(
KERN_ERR
,
ctx
->
ohci
->
id
,
"Current iso context not set"
);
PRINT
(
KERN_ERR
,
ctx
->
ohci
->
host
->
id
,
"Current iso context not set"
);
}
else
}
else
res
=
dma_region_mmap
(
&
ctx
->
current_ctx
->
dma
,
file
,
vma
);
res
=
dma_region_mmap
(
&
ctx
->
current_ctx
->
dma
,
file
,
vma
);
unlock_kernel
();
unlock_kernel
();
...
@@ -1186,7 +1186,7 @@ static int video1394_open(struct inode *inode, struct file *file)
...
@@ -1186,7 +1186,7 @@ static int video1394_open(struct inode *inode, struct file *file)
ctx
=
kmalloc
(
sizeof
(
struct
file_ctx
),
GFP_KERNEL
);
ctx
=
kmalloc
(
sizeof
(
struct
file_ctx
),
GFP_KERNEL
);
if
(
ctx
==
NULL
)
{
if
(
ctx
==
NULL
)
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Cannot malloc file_ctx"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Cannot malloc file_ctx"
);
return
-
ENOMEM
;
return
-
ENOMEM
;
}
}
...
@@ -1213,11 +1213,11 @@ static int video1394_release(struct inode *inode, struct file *file)
...
@@ -1213,11 +1213,11 @@ static int video1394_release(struct inode *inode, struct file *file)
mask
=
(
u64
)
1
<<
d
->
channel
;
mask
=
(
u64
)
1
<<
d
->
channel
;
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
if
(
!
(
ohci
->
ISO_channel_usage
&
mask
))
PRINT
(
KERN_ERR
,
ohci
->
id
,
"On release: Channel %d "
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"On release: Channel %d "
"is not being used"
,
d
->
channel
);
"is not being used"
,
d
->
channel
);
else
else
ohci
->
ISO_channel_usage
&=
~
mask
;
ohci
->
ISO_channel_usage
&=
~
mask
;
PRINT
(
KERN_INFO
,
ohci
->
id
,
"On release: Iso %s context "
PRINT
(
KERN_INFO
,
ohci
->
host
->
id
,
"On release: Iso %s context "
"%d stop listening on channel %d"
,
"%d stop listening on channel %d"
,
d
->
type
==
OHCI_ISO_RECEIVE
?
"receive"
:
"transmit"
,
d
->
type
==
OHCI_ISO_RECEIVE
?
"receive"
:
"transmit"
,
d
->
ctx
,
d
->
channel
);
d
->
ctx
,
d
->
channel
);
...
@@ -1278,17 +1278,17 @@ static void video1394_add_host (struct hpsb_host *host)
...
@@ -1278,17 +1278,17 @@ static void video1394_add_host (struct hpsb_host *host)
ohci
=
(
struct
ti_ohci
*
)
host
->
hostdata
;
ohci
=
(
struct
ti_ohci
*
)
host
->
hostdata
;
if
(
!
hpsb_create_hostinfo
(
&
video1394_highlevel
,
host
,
0
))
{
if
(
!
hpsb_create_hostinfo
(
&
video1394_highlevel
,
host
,
0
))
{
PRINT
(
KERN_ERR
,
ohci
->
id
,
"Cannot allocate hostinfo"
);
PRINT
(
KERN_ERR
,
ohci
->
host
->
id
,
"Cannot allocate hostinfo"
);
return
;
return
;
}
}
hpsb_set_hostinfo
(
&
video1394_highlevel
,
host
,
ohci
);
hpsb_set_hostinfo
(
&
video1394_highlevel
,
host
,
ohci
);
hpsb_set_hostinfo_key
(
&
video1394_highlevel
,
host
,
ohci
->
id
);
hpsb_set_hostinfo_key
(
&
video1394_highlevel
,
host
,
ohci
->
host
->
id
);
minor
=
IEEE1394_MINOR_BLOCK_VIDEO1394
*
16
+
ohci
->
id
;
minor
=
IEEE1394_MINOR_BLOCK_VIDEO1394
*
16
+
ohci
->
host
->
id
;
devfs_mk_cdev
(
MKDEV
(
IEEE1394_MAJOR
,
minor
),
devfs_mk_cdev
(
MKDEV
(
IEEE1394_MAJOR
,
minor
),
S_IFCHR
|
S_IRUSR
|
S_IWUSR
,
S_IFCHR
|
S_IRUSR
|
S_IWUSR
,
"%s/%d"
,
VIDEO1394_DRIVER_NAME
,
ohci
->
id
);
"%s/%d"
,
VIDEO1394_DRIVER_NAME
,
ohci
->
host
->
id
);
}
}
...
@@ -1297,7 +1297,7 @@ static void video1394_remove_host (struct hpsb_host *host)
...
@@ -1297,7 +1297,7 @@ static void video1394_remove_host (struct hpsb_host *host)
struct
ti_ohci
*
ohci
=
hpsb_get_hostinfo
(
&
video1394_highlevel
,
host
);
struct
ti_ohci
*
ohci
=
hpsb_get_hostinfo
(
&
video1394_highlevel
,
host
);
if
(
ohci
)
if
(
ohci
)
devfs_remove
(
"%s/%d"
,
VIDEO1394_DRIVER_NAME
,
ohci
->
id
);
devfs_remove
(
"%s/%d"
,
VIDEO1394_DRIVER_NAME
,
ohci
->
host
->
id
);
return
;
return
;
}
}
...
...
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