提交 49c44802 编写于 作者: M Malcolm Priestley 提交者: Mauro Carvalho Chehab

[media] m88rs2000: Correct m88rs2000_set_fec settings

Register 0x70 is used to set fec, register 0x76 is used to get fec

Register 0x76 is set to 0x8.
Signed-off-by: NMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>
上级 7a9d6b43
......@@ -541,33 +541,38 @@ static int m88rs2000_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
static int m88rs2000_set_fec(struct m88rs2000_state *state,
fe_code_rate_t fec)
{
u16 fec_set;
u8 fec_set, reg;
int ret;
switch (fec) {
/* This is not confirmed kept for reference */
/* case FEC_1_2:
fec_set = 0x88;
case FEC_1_2:
fec_set = 0x8;
break;
case FEC_2_3:
fec_set = 0x68;
fec_set = 0x10;
break;
case FEC_3_4:
fec_set = 0x48;
fec_set = 0x20;
break;
case FEC_5_6:
fec_set = 0x28;
fec_set = 0x40;
break;
case FEC_7_8:
fec_set = 0x18;
break; */
fec_set = 0x80;
break;
case FEC_AUTO:
default:
fec_set = 0x08;
fec_set = 0x0;
}
m88rs2000_writereg(state, 0x76, fec_set);
return 0;
}
reg = m88rs2000_readreg(state, 0x70);
reg &= 0x7;
ret = m88rs2000_writereg(state, 0x70, reg | fec_set);
ret |= m88rs2000_writereg(state, 0x76, 0x8);
return ret;
}
static fe_code_rate_t m88rs2000_get_fec(struct m88rs2000_state *state)
{
......@@ -650,12 +655,8 @@ static int m88rs2000_set_frontend(struct dvb_frontend *fe)
if (ret < 0)
return -ENODEV;
/* Unknown */
reg = m88rs2000_readreg(state, 0x70);
ret = m88rs2000_writereg(state, 0x70, reg);
/* Set FEC */
ret |= m88rs2000_set_fec(state, c->fec_inner);
ret = m88rs2000_set_fec(state, c->fec_inner);
ret |= m88rs2000_writereg(state, 0x85, 0x1);
ret |= m88rs2000_writereg(state, 0x8a, 0xbf);
ret |= m88rs2000_writereg(state, 0x8d, 0x1e);
......
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