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wangjie
OpenXG-RAN
Commits
bff0d7ae
Commit
bff0d7ae
authored
Nov 12, 2020
by
ChiehChun
Committed by
Robert Schmidt
Jan 20, 2021
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Find max coeff from UE_sched
parent
7be2cff0
Changes
1
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1 changed file
with
23 additions
and
10 deletions
+23
-10
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+23
-10
No files found.
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
View file @
bff0d7ae
...
@@ -445,7 +445,6 @@ void pf_dl(module_id_t module_id,
...
@@ -445,7 +445,6 @@ void pf_dl(module_id_t module_id,
uint8_t
*
rballoc_mask
,
uint8_t
*
rballoc_mask
,
int
max_num_ue
)
{
int
max_num_ue
)
{
const
int
UE_id
=
0
;
NR_UE_info_t
*
UE_info
=
&
RC
.
nrmac
[
module_id
]
->
UE_info
;
NR_UE_info_t
*
UE_info
=
&
RC
.
nrmac
[
module_id
]
->
UE_info
;
float
coeff_ue
[
MAX_MOBILES_PER_GNB
];
float
coeff_ue
[
MAX_MOBILES_PER_GNB
];
// UEs that could be scheduled
// UEs that could be scheduled
...
@@ -525,29 +524,43 @@ void pf_dl(module_id_t module_id,
...
@@ -525,29 +524,43 @@ void pf_dl(module_id_t module_id,
1
/* nrOfLayers */
)
1
/* nrOfLayers */
)
>>
3
;
>>
3
;
coeff_ue
[
UE_id
]
=
(
float
)
tbs
/
thr_ue
[
UE_id
];
coeff_ue
[
UE_id
]
=
(
float
)
tbs
/
thr_ue
[
UE_id
];
LOG_
I
(
MAC
,
"b %d, thr_ue[%d] %f, tbs %d, coeff_ue[%d] %f
\n
"
,
LOG_
D
(
MAC
,
"b %d, thr_ue[%d] %f, tbs %d, coeff_ue[%d] %f
\n
"
,
b
,
UE_id
,
thr_ue
[
UE_id
],
tbs
,
UE_id
,
coeff_ue
[
UE_id
]);
b
,
UE_id
,
thr_ue
[
UE_id
],
tbs
,
UE_id
,
coeff_ue
[
UE_id
]);
/* Create UE_sched list for UEs eligible for new transmission*/
/* Create UE_sched list for UEs eligible for new transmission*/
add_tail_nr_list
(
&
UE_sched
,
UE_id
);
add_tail_nr_list
(
&
UE_sched
,
UE_id
);
}
}
}
}
NR_UE_sched_ctrl_t
*
sched_ctrl
=
&
UE_info
->
UE_sched_ctrl
[
UE_id
];
const
uint16_t
rnti
=
UE_info
->
rnti
[
UE_id
];
const
uint16_t
bwpSize
=
NRRIV2BW
(
sched_ctrl
->
active_bwp
->
bwp_Common
->
genericParameters
.
locationAndBandwidth
,
275
);
int
rbStart
=
NRRIV2PRBOFFSET
(
sched_ctrl
->
active_bwp
->
bwp_Common
->
genericParameters
.
locationAndBandwidth
,
275
);
/* Loop UE_sched to find max coeff and allocate transmission */
/* Loop UE_sched to find max coeff and allocate transmission */
//while(n_rb_sched > 0 && UE_sched.head >= 0){
while
(
max_num_ue
>
0
&&
n_rb_sched
>
0
&&
UE_sched
.
head
>=
0
)
{
if
(
sched_ctrl
->
dl_harq_pid
<
0
)
{
// temp
/* Find max coeff from UE_sched*/
/* Find max coeff from UE_sched*/
int
*
max
=
&
UE_sched
.
head
;
/* assume head is max */
int
*
p
=
&
UE_sched
.
next
[
*
max
];
while
(
*
p
>=
0
)
{
/* if the current one has larger coeff, save for later */
if
(
coeff_ue
[
*
p
]
>
coeff_ue
[
*
max
])
max
=
p
;
p
=
&
UE_sched
.
next
[
*
p
];
}
/* remove the max one: do not use remove_nr_list() it goes through the
* whole list every time. Note that UE_sched.tail might not be set
* correctly anymore */
const
int
UE_id
=
*
max
;
p
=
&
UE_sched
.
next
[
*
max
];
*
max
=
UE_sched
.
next
[
*
max
];
*
p
=
-
1
;
NR_UE_sched_ctrl_t
*
sched_ctrl
=
&
UE_info
->
UE_sched_ctrl
[
UE_id
];
const
uint16_t
rnti
=
UE_info
->
rnti
[
UE_id
];
const
uint16_t
bwpSize
=
NRRIV2BW
(
sched_ctrl
->
active_bwp
->
bwp_Common
->
genericParameters
.
locationAndBandwidth
,
275
);
int
rbStart
=
NRRIV2PRBOFFSET
(
sched_ctrl
->
active_bwp
->
bwp_Common
->
genericParameters
.
locationAndBandwidth
,
275
);
/* Find a free CCE */
/* Find a free CCE */
bool
freeCCE
=
find_free_CCE
(
module_id
,
slot
,
UE_id
);
bool
freeCCE
=
find_free_CCE
(
module_id
,
slot
,
UE_id
);
if
(
!
freeCCE
)
{
if
(
!
freeCCE
)
{
LOG_E
(
MAC
,
"%4d.%2d could not find CCE for UE %d/RNTI %04x
\n
"
,
frame
,
slot
,
UE_id
,
rnti
);
LOG_E
(
MAC
,
"%4d.%2d could not find CCE for UE %d/RNTI %04x
\n
"
,
frame
,
slot
,
UE_id
,
rnti
);
return
;
continue
;
}
}
/* reduce max_num_ue once we are sure UE can be allocated, i.e., has CCE */
/* reduce max_num_ue once we are sure UE can be allocated, i.e., has CCE */
max_num_ue
--
;
max_num_ue
--
;
...
...
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