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change physical layer scrambling API to DTV_PLS and support old API

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mixed with DTV_STREAM_ID
This commit is contained in:
Ralph Metzler 2016-06-16 15:42:18 +02:00
parent 805a3ffeed
commit 2c8fcc1df5
5 changed files with 25 additions and 21 deletions
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12
dvb-core/dvb_frontend.c
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@ -955,7 +955,7 @@ static int dvb_frontend_clear_cache(struct dvb_frontend *fe)
} }
c->stream_id = NO_STREAM_ID_FILTER; c->stream_id = NO_STREAM_ID_FILTER;
c->scrambling_code = NO_SCRAMBLING_CODE; c->pls = NO_SCRAMBLING_CODE;
switch (c->delivery_system) { switch (c->delivery_system) {
case SYS_DVBS: case SYS_DVBS:
@ -1032,7 +1032,7 @@ static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = {
_DTV_CMD(DTV_DVBT2_PLP_ID_LEGACY, 1, 0), _DTV_CMD(DTV_DVBT2_PLP_ID_LEGACY, 1, 0),
_DTV_CMD(DTV_LNA, 1, 0), _DTV_CMD(DTV_LNA, 1, 0),
_DTV_CMD(DTV_INPUT, 1, 0), _DTV_CMD(DTV_INPUT, 1, 0),
_DTV_CMD(DTV_SCRAMBLING_CODE, 1, 0), _DTV_CMD(DTV_PLS, 1, 0),
/* Get */ /* Get */
_DTV_CMD(DTV_DISEQC_SLAVE_REPLY, 0, 1), _DTV_CMD(DTV_DISEQC_SLAVE_REPLY, 0, 1),
@ -1464,8 +1464,8 @@ static int dtv_property_process_get(struct dvb_frontend *fe,
tvp->u.buffer.len = 4; tvp->u.buffer.len = 4;
break; break;
case DTV_SCRAMBLING_CODE: case DTV_PLS:
tvp->u.data = c->scrambling_code; tvp->u.data = c->pls;
break; break;
/* Fill quality measures */ /* Fill quality measures */
@ -1907,8 +1907,8 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
r = fe->ops.set_input(fe, c->input); r = fe->ops.set_input(fe, c->input);
break; break;
case DTV_SCRAMBLING_CODE: case DTV_PLS:
c->scrambling_code = tvp->u.data; c->pls = tvp->u.data;
break; break;
default: default:

2
dvb-core/dvb_frontend.h
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@ -397,7 +397,7 @@ struct dtv_frontend_properties {
u32 lna; u32 lna;
s32 input; s32 input;
u32 scrambling_code; u32 pls;
/* statistics data */ /* statistics data */
struct dtv_fe_stats strength; struct dtv_fe_stats strength;

1
frontends/mxl5xx.c
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@ -1067,6 +1067,7 @@ static int firmware_download(struct mxl *state, u8 *mbin, u32 mbin_len)
status = read_register(state, HYDRA_PRCM_ROOT_CLK_REG, &regData); status = read_register(state, HYDRA_PRCM_ROOT_CLK_REG, &regData);
if (status) if (status)
return status; return status;
status = do_firmware_download(state, mbin, mbin_len); status = do_firmware_download(state, mbin, mbin_len);
if (status) if (status)
return status; return status;

25
frontends/stv0910.c
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@ -961,7 +961,7 @@ static int Start(struct stv *state, struct dtv_frontend_properties *p)
s32 Freq; s32 Freq;
u8 regDMDCFGMD; u8 regDMDCFGMD;
u16 symb; u16 symb;
u32 ScramblingCode; u32 ScramblingCode = 1;
if (p->symbol_rate < 100000 || p->symbol_rate > 70000000) if (p->symbol_rate < 100000 || p->symbol_rate > 70000000)
return -EINVAL; return -EINVAL;
@ -975,10 +975,18 @@ static int Start(struct stv *state, struct dtv_frontend_properties *p)
init_search_param(state); init_search_param(state);
if (p->scrambling_code != NO_SCRAMBLING_CODE) if (p->stream_id != NO_STREAM_ID_FILTER) {
ScramblingCode = p->scrambling_code; /* Backwards compatibility to "crazy" API.
else PRBS X root cannot be 0, so this should always work.
ScramblingCode = 1; */
if (p->stream_id & 0xffffff00)
ScramblingCode = p->stream_id >> 8;
write_reg(state, RSTV0910_P2_ISIENTRY + state->regoff, p->stream_id & 0xff);
write_reg(state, RSTV0910_P2_ISIBITENA + state->regoff, 0xff);
}
if (p->pls != NO_SCRAMBLING_CODE)
ScramblingCode = p->pls;
if (ScramblingCode != state->CurScramblingCode) { if (ScramblingCode != state->CurScramblingCode) {
write_reg(state, RSTV0910_P2_PLROOT0 + state->regoff, write_reg(state, RSTV0910_P2_PLROOT0 + state->regoff,
@ -990,11 +998,6 @@ static int Start(struct stv *state, struct dtv_frontend_properties *p)
state->CurScramblingCode = ScramblingCode; state->CurScramblingCode = ScramblingCode;
} }
if (p->stream_id != NO_STREAM_ID_FILTER) {
write_reg(state, RSTV0910_P2_ISIENTRY + state->regoff, p->stream_id & 0xff);
write_reg(state, RSTV0910_P2_ISIBITENA + state->regoff, 0xff);
}
if (p->symbol_rate <= 1000000) { /*SR <=1Msps*/ if (p->symbol_rate <= 1000000) { /*SR <=1Msps*/
state->DemodTimeout = 3000; state->DemodTimeout = 3000;
state->FecTimeout = 2000; state->FecTimeout = 2000;
@ -1246,7 +1249,7 @@ static int get_frequency_offset(struct stv *state, s32 *off)
if (derot & (1<<23)) if (derot & (1<<23))
derot |= 0xFF000000; derot |= 0xFF000000;
*off = - (s32) (((s64) derot * (s64) state->base->mclk) >> 24); *off = - (s32) (((s64) derot * (s64) state->base->mclk) >> 24);
pr_info("foff = %d\n", *off); //pr_info("foff = %d\n", *off);
return 0; return 0;
} }

4
include/linux/dvb/frontend.h
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@ -379,9 +379,9 @@ struct dvb_frontend_event {
#define DTV_STAT_TOTAL_BLOCK_COUNT 69 #define DTV_STAT_TOTAL_BLOCK_COUNT 69
#define DTV_INPUT 70 #define DTV_INPUT 70
#define DTV_SCRAMBLING_CODE 71 #define DTV_PLS 71
#define DTV_MAX_COMMAND DTV_SCRAMBLING_CODE #define DTV_MAX_COMMAND DTV_PLS
typedef enum fe_pilot { typedef enum fe_pilot {
PILOT_ON, PILOT_ON,