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Kirill Smelkov
linux
Commits
2d063981
Commit
2d063981
authored
Jan 15, 2020
by
Ben Skeggs
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Plain Diff
drm/nouveau/flcn/msgq: drop nvkm_msgqueue argument to functions
Signed-off-by:
Ben Skeggs
<
bskeggs@redhat.com
>
parent
77b1ab61
Changes
1
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1 changed file
with
19 additions
and
26 deletions
+19
-26
drivers/gpu/drm/nouveau/nvkm/falcon/msgq.c
drivers/gpu/drm/nouveau/nvkm/falcon/msgq.c
+19
-26
No files found.
drivers/gpu/drm/nouveau/nvkm/falcon/msgq.c
View file @
2d063981
...
...
@@ -23,18 +23,16 @@
#include "qmgr.h"
static
void
msg_queue_open
(
struct
nvkm_msgqueue
*
priv
,
struct
nvkm_msgqueue
_queue
*
queue
)
msg_queue_open
(
struct
nvkm_msgqueue_queue
*
queue
)
{
struct
nvkm_falcon
*
falcon
=
priv
->
falcon
;
mutex_lock
(
&
queue
->
mutex
);
queue
->
position
=
nvkm_falcon_rd32
(
falcon
,
queue
->
tail_reg
);
queue
->
position
=
nvkm_falcon_rd32
(
queue
->
qmgr
->
falcon
,
queue
->
tail_reg
);
}
static
void
msg_queue_close
(
struct
nvkm_msgqueue
*
priv
,
struct
nvkm_msgqueue_queue
*
queue
,
bool
commit
)
msg_queue_close
(
struct
nvkm_msgqueue_queue
*
queue
,
bool
commit
)
{
struct
nvkm_falcon
*
falcon
=
priv
->
falcon
;
struct
nvkm_falcon
*
falcon
=
queue
->
qmgr
->
falcon
;
if
(
commit
)
nvkm_falcon_wr32
(
falcon
,
queue
->
tail_reg
,
queue
->
position
);
...
...
@@ -43,19 +41,17 @@ msg_queue_close(struct nvkm_msgqueue *priv, struct nvkm_msgqueue_queue *queue,
}
static
bool
msg_queue_empty
(
struct
nvkm_msgqueue
*
priv
,
struct
nvkm_msgqueue
_queue
*
queue
)
msg_queue_empty
(
struct
nvkm_msgqueue_queue
*
queue
)
{
struct
nvkm_falcon
*
falcon
=
priv
->
falcon
;
u32
head
=
nvkm_falcon_rd32
(
falcon
,
queue
->
head_reg
);
u32
tail
=
nvkm_falcon_rd32
(
falcon
,
queue
->
tail_reg
);
u32
head
=
nvkm_falcon_rd32
(
queue
->
qmgr
->
falcon
,
queue
->
head_reg
);
u32
tail
=
nvkm_falcon_rd32
(
queue
->
qmgr
->
falcon
,
queue
->
tail_reg
);
return
head
==
tail
;
}
static
int
msg_queue_pop
(
struct
nvkm_msgqueue
*
priv
,
struct
nvkm_msgqueue_queue
*
queue
,
void
*
data
,
u32
size
)
msg_queue_pop
(
struct
nvkm_msgqueue_queue
*
queue
,
void
*
data
,
u32
size
)
{
struct
nvkm_falcon
*
falcon
=
priv
->
falcon
;
struct
nvkm_falcon
*
falcon
=
queue
->
qmgr
->
falcon
;
u32
head
,
tail
,
available
;
head
=
nvkm_falcon_rd32
(
falcon
,
queue
->
head_reg
);
...
...
@@ -72,23 +68,22 @@ msg_queue_pop(struct nvkm_msgqueue *priv, struct nvkm_msgqueue_queue *queue,
return
-
EINVAL
;
}
nvkm_falcon_read_dmem
(
priv
->
falcon
,
tail
,
size
,
0
,
data
);
nvkm_falcon_read_dmem
(
falcon
,
tail
,
size
,
0
,
data
);
queue
->
position
+=
ALIGN
(
size
,
QUEUE_ALIGNMENT
);
return
0
;
}
static
int
msg_queue_read
(
struct
nvkm_msgqueue
*
priv
,
struct
nvkm_msgqueue_queue
*
queue
,
struct
nv_falcon_msg
*
hdr
)
msg_queue_read
(
struct
nvkm_msgqueue_queue
*
queue
,
struct
nv_falcon_msg
*
hdr
)
{
int
ret
=
0
;
msg_queue_open
(
priv
,
queue
);
msg_queue_open
(
queue
);
if
(
msg_queue_empty
(
priv
,
queue
))
if
(
msg_queue_empty
(
queue
))
goto
close
;
ret
=
msg_queue_pop
(
priv
,
queue
,
hdr
,
HDR_SIZE
);
ret
=
msg_queue_pop
(
queue
,
hdr
,
HDR_SIZE
);
if
(
ret
)
{
FLCNQ_ERR
(
queue
,
"failed to read message header"
);
goto
close
;
...
...
@@ -103,7 +98,7 @@ msg_queue_read(struct nvkm_msgqueue *priv, struct nvkm_msgqueue_queue *queue,
if
(
hdr
->
size
>
HDR_SIZE
)
{
u32
read_size
=
hdr
->
size
-
HDR_SIZE
;
ret
=
msg_queue_pop
(
priv
,
queue
,
(
hdr
+
1
),
read_size
);
ret
=
msg_queue_pop
(
queue
,
(
hdr
+
1
),
read_size
);
if
(
ret
)
{
FLCNQ_ERR
(
queue
,
"failed to read message data"
);
goto
close
;
...
...
@@ -112,14 +107,12 @@ msg_queue_read(struct nvkm_msgqueue *priv, struct nvkm_msgqueue_queue *queue,
ret
=
1
;
close:
msg_queue_close
(
priv
,
queue
,
(
ret
>=
0
));
msg_queue_close
(
queue
,
(
ret
>=
0
));
return
ret
;
}
static
int
msgqueue_msg_handle
(
struct
nvkm_msgqueue
*
priv
,
struct
nvkm_falcon_msgq
*
msgq
,
struct
nv_falcon_msg
*
hdr
)
msgqueue_msg_handle
(
struct
nvkm_falcon_msgq
*
msgq
,
struct
nv_falcon_msg
*
hdr
)
{
struct
nvkm_falcon_qmgr_seq
*
seq
;
...
...
@@ -197,8 +190,8 @@ nvkm_msgqueue_process_msgs(struct nvkm_msgqueue *priv,
if
(
!
ret
)
priv
->
init_msg_received
=
true
;
}
else
{
while
(
msg_queue_read
(
priv
,
queue
,
hdr
)
>
0
)
msgqueue_msg_handle
(
priv
,
queue
,
hdr
);
while
(
msg_queue_read
(
queue
,
hdr
)
>
0
)
msgqueue_msg_handle
(
queue
,
hdr
);
}
}
...
...
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