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[PATCH] dvb: frontend: tda1004x: fix SNR reading
Fix SNR reading Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net> Signed-off-by: Johannes Stezenbach <js@linuxtv.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1046,8 +1046,7 @@ static int tda1004x_read_snr(struct dvb_frontend* fe, u16 * snr)
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tmp = tda1004x_read_byte(state, TDA1004X_SNR);
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if (tmp < 0)
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return -EIO;
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if (tmp)
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tmp = 255 - tmp;
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tmp = 255 - tmp;
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*snr = ((tmp << 8) | tmp);
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dprintk("%s: snr=0x%x\n", __FUNCTION__, *snr);
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