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V4L/DVB (8075): stv0299: Uncorrected block count and bit error rate fixed
Fix uncorrected block counter and bit error rate to follow DVB API spec: - Unsupported controls return -ENOSYS. - UNC must never be set to 0. Signed-off-by: Oliver Endriss <o.endriss@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -63,6 +63,7 @@ struct stv0299_state {
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u32 symbol_rate;
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fe_code_rate_t fec_inner;
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int errmode;
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u32 ucblocks;
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};
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#define STATUS_BER 0
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@ -501,8 +502,10 @@ static int stv0299_read_ber(struct dvb_frontend* fe, u32* ber)
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{
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struct stv0299_state* state = fe->demodulator_priv;
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if (state->errmode != STATUS_BER) return 0;
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*ber = (stv0299_readreg (state, 0x1d) << 8) | stv0299_readreg (state, 0x1e);
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if (state->errmode != STATUS_BER)
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return -ENOSYS;
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*ber = stv0299_readreg(state, 0x1e) | (stv0299_readreg(state, 0x1d) << 8);
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return 0;
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}
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@ -540,8 +543,12 @@ static int stv0299_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
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{
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struct stv0299_state* state = fe->demodulator_priv;
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if (state->errmode != STATUS_UCBLOCKS) *ucblocks = 0;
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else *ucblocks = (stv0299_readreg (state, 0x1d) << 8) | stv0299_readreg (state, 0x1e);
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if (state->errmode != STATUS_UCBLOCKS)
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return -ENOSYS;
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state->ucblocks += stv0299_readreg(state, 0x1e);
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state->ucblocks += (stv0299_readreg(state, 0x1d) << 8);
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*ucblocks = state->ucblocks;
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return 0;
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}
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