blob: 6f3505a687045dc79e906bade97836fbeb1ac710 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
/* (C) 2011 by Harald Welte <laforge@gnumonks.org>
*
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdint.h>
#include <osmocom/gsm/prim.h>
#include <osmocom/bb/common/l1ctl.h>
#include <osmocom/bb/common/lapdm.h>
/* LAPDm wants to send a PH-* primitive to the physical layer (L1) */
int sysmol1_ph_prim_cb(struct osmo_prim_hdr *oph, void *ctx)
{
struct osmocom_ms *ms = ctx;
struct osmo_phsap_prim *pp = (struct osmo_phsap_prim *) oph;
int rc = 0;
if (oph->sap != SAP_GSM_PH)
return -ENODEV;
if (oph->operation != PRIM_OP_REQUEST)
return -EINVAL;
switch (oph->primitive) {
case PRIM_PH_RACH:
/* A BTS never transmits RACH */
case PRIM_PH_DATA:
/* we use the LAPDm code in polling only, we should never
* get a PH-DATA.req */
default:
LOGP(DLAPDM, LOGL_ERROR, "LAPDm sends unknown prim %u\n",
oph->primitive);
rc = -EINVAL;
break;
}
return rc;
}
|