[PATCH] dvb_frontend: Multistream support

[CrazyCat <crazycat69@yandex.ru>]

DTV_ISDBS_TS_ID replaced with DTV_STREAM_ID.
Aliases DTV_ISDBS_TS_ID, DTV_DVBS2_MIS_ID for DTV_STREAM_ID.
DTV_DVBT2_PLP_ID marked as legacy.

Signed-off-by: Evgeny Plehov <EvgenyPlehov@ukr.net>
diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h
index f50d405..3444dda 100644
--- a/include/linux/dvb/frontend.h
+++ b/include/linux/dvb/frontend.h
@@ -62,6 +62,7 @@ typedef enum fe_caps {
         FE_CAN_8VSB = 0x200000,
         FE_CAN_16VSB = 0x400000,
         FE_HAS_EXTENDED_CAPS = 0x800000,   /* We need more bitspace for newer APIs, indicate this. */
+ FE_CAN_MULTISTREAM = 0x4000000,  /* frontend supports DVB-S2 multistream filtering */
         FE_CAN_TURBO_FEC = 0x8000000,  /* frontend supports "turbo fec modulation" */
         FE_CAN_2G_MODULATION = 0x10000000, /* frontend supports "2nd generation modulation" (DVB-S2) */
         FE_NEEDS_BENDING = 0x20000000, /* not supported anymore, don't use (frontend requires frequency bending) */
@@ -314,9 +315,11 @@ struct dvb_frontend_event {

 #define DTV_ISDBT_LAYER_ENABLED 41

-#define DTV_ISDBS_TS_ID 42
+#define DTV_STREAM_ID 42
+#define DTV_ISDBS_TS_ID DTV_STREAM_ID
+#define DTV_DVBS2_MIS_ID DTV_STREAM_ID

-#define DTV_DVBT2_PLP_ID 43
+#define DTV_DVBT2_PLP_ID_LEGACY 43

 #define DTV_ENUM_DELSYS 44

diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h
index 7c64c09..bec0cda 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -368,11 +368,8 @@ struct dtv_frontend_properties {
             u8 interleaving;
         } layer[3];

- /* ISDB-T specifics */
- u32 isdbs_ts_id;
-
- /* DVB-T2 specifics */
- u32                     dvbt2_plp_id;
+ /* Multistream specifics */
+ u32 stream_id;

         /* ATSC-MH specifics */
         u8 atscmh_fic_ver;
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index aebcdf2..bccd245 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -946,8 +946,7 @@ static int dvb_frontend_clear_cache(struct dvb_frontend *fe)
                 c->layer[i].segment_count = 0;
         }

- c->isdbs_ts_id = 0;
- c->dvbt2_plp_id = 0;
+ c->stream_id = -1;

         switch (c->delivery_system) {
         case SYS_DVBS:
@@ -1017,8 +1016,8 @@ static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = {
         _DTV_CMD(DTV_ISDBT_LAYERC_SEGMENT_COUNT, 1, 0),
         _DTV_CMD(DTV_ISDBT_LAYERC_TIME_INTERLEAVING, 1, 0),

- _DTV_CMD(DTV_ISDBS_TS_ID, 1, 0),
- _DTV_CMD(DTV_DVBT2_PLP_ID, 1, 0),
+ _DTV_CMD(DTV_STREAM_ID, 1, 0),
+ _DTV_CMD(DTV_DVBT2_PLP_ID_LEGACY, 1, 0),

         /* Get */
         _DTV_CMD(DTV_DISEQC_SLAVE_REPLY, 0, 1),
@@ -1382,11 +1381,10 @@ static int dtv_property_process_get(struct dvb_frontend *fe,
         case DTV_ISDBT_LAYERC_TIME_INTERLEAVING:
                 tvp->u.data = c->layer[2].interleaving;
                 break;
- case DTV_ISDBS_TS_ID:
- tvp->u.data = c->isdbs_ts_id;
- break;
- case DTV_DVBT2_PLP_ID:
- tvp->u.data = c->dvbt2_plp_id;
+
+ case DTV_STREAM_ID:
+ case DTV_DVBT2_PLP_ID_LEGACY:
+ tvp->u.data = c->stream_id;
                 break;

         /* ATSC-MH */
@@ -1771,11 +1769,10 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
         case DTV_ISDBT_LAYERC_TIME_INTERLEAVING:
                 c->layer[2].interleaving = tvp->u.data;
                 break;
- case DTV_ISDBS_TS_ID:
- c->isdbs_ts_id = tvp->u.data;
- break;
- case DTV_DVBT2_PLP_ID:
- c->dvbt2_plp_id = tvp->u.data;
+
+ case DTV_STREAM_ID:
+ case DTV_DVBT2_PLP_ID_LEGACY:
+ c->stream_id = tvp->u.data;
                 break;

         /* ATSC-MH */