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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>
This commit is contained in:
Andrew de Quincey 2005-09-09 13:02:33 -07:00 committed by Linus Torvalds
parent 78639a3f81
commit c2026b3af0
1 changed files with 1 additions and 2 deletions
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3
drivers/media/dvb/frontends/tda1004x.c
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@ -1046,8 +1046,7 @@ static int tda1004x_read_snr(struct dvb_frontend* fe, u16 * snr)
tmp = tda1004x_read_byte(state, TDA1004X_SNR);
if (tmp < 0)
return -EIO;
if (tmp)
tmp = 255 - tmp;
tmp = 255 - tmp;
*snr = ((tmp << 8) | tmp);
dprintk("%s: snr=0x%x\n", __FUNCTION__, *snr);