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FMC ADC 100M 14b 4cha - Software
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FMC ADC 100M 14b 4cha - Software
Commits
bb1017c3
Commit
bb1017c3
authored
Apr 07, 2015
by
Federico Vaga
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TEMP dma debugging
Signed-off-by:
Federico Vaga
<
federico.vaga@cern.ch
>
parent
43aa735f
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2 changed files
with
8 additions
and
4 deletions
+8
-4
fa-irq.c
kernel/fa-irq.c
+2
-2
fa-spec-dma.c
kernel/fa-spec-dma.c
+6
-2
No files found.
kernel/fa-irq.c
View file @
bb1017c3
...
...
@@ -81,7 +81,7 @@ int zfad_dma_start(struct zio_cset *cset)
zfad_block
[
0
].
dev_mem_off
=
dev_mem_off
;
}
dev_
dbg
(
&
fa
->
fmc
->
dev
,
"Start DMA transfer
\n
"
);
dev_
info
(
&
fa
->
fmc
->
dev
,
"Start DMA transfer
\n
"
);
err
=
fa
->
carrier_op
->
dma_start
(
cset
);
if
(
err
)
return
err
;
...
...
@@ -218,7 +218,7 @@ void zfat_irq_acq_end(struct zio_cset *cset)
{
struct
fa_dev
*
fa
=
cset
->
zdev
->
priv_d
;
dev_
dbg
(
&
fa
->
fmc
->
dev
,
"Acquisition done
\n
"
);
dev_
info
(
&
fa
->
fmc
->
dev
,
"Acquisition done
\n
"
);
/*
* because the driver doesn't listen anymore trig-event
* we agreed that the HW will provide a dedicated register
...
...
kernel/fa-spec-dma.c
View file @
bb1017c3
...
...
@@ -47,8 +47,10 @@ static int gncore_dma_fill(struct zio_dma_sg *zsg)
}
else
{
/* more transfers */
/* uint64_t so it works on 32 and 64 bit */
tmp
=
zsg
->
zsgt
->
dma_page_desc_pool
;
tmp
+=
(
zsg
->
zsgt
->
page_desc_size
*
(
zsg
->
page_idx
+
1
));
tmp
=
zsg
->
zsgt
->
page_desc_pool_dma_next
;
//tmp = zsg->zsgt->dma_page_desc_pool;
//tmp += (zsg->zsgt->page_desc_size * (zsg->page_idx + 1));
item
->
next_addr_l
=
((
uint64_t
)
tmp
)
&
0xFFFFFFFF
;
item
->
next_addr_h
=
((
uint64_t
)
tmp
)
>>
32
;
item
->
attribute
=
0x1
;
/* more items */
...
...
@@ -122,9 +124,11 @@ int fa_spec_dma_start(struct zio_cset *cset)
if
(
err
)
goto
out_map_sg
;
dev_dbg
(
&
fa
->
fmc
->
dev
,
"Starting DMA
\n
"
);
/* Start DMA transfer */
fa_writel
(
fa
,
spec_data
->
fa_dma_base
,
&
fa_spec_regs
[
ZFA_DMA_CTL_START
],
1
);
dev_dbg
(
&
fa
->
fmc
->
dev
,
"Started DMA
\n
"
);
return
0
;
out_map_sg:
...
...
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