V4L/DVB (8096): au8522: prevent false-positive lock status

This decreases scan time in Queens, New York from 28 minutes to 7 minutes,
with the exact same services found.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/dvb/frontends/au8522.c b/drivers/media/dvb/frontends/au8522.c
index 978a287b751b693f1840a5b9059f512f2e7ea65a..03900d241a76da067545aaba61916d4c88385291 100644 (file)
--- a/drivers/media/dvb/frontends/au8522.c
+++ b/drivers/media/dvb/frontends/au8522.c
@@ -527,10 +527,8 @@ static int au8522_read_status(struct dvb_frontend *fe, fe_status_t *status)
        if (state->current_modulation == VSB_8) {
                dprintk("%s() Checking VSB_8\n", __func__);
                reg = au8522_readreg(state, 0x4088);
-               if (reg & 0x01)
-                       *status |= FE_HAS_VITERBI;
-               if (reg & 0x02)
-                       *status |= FE_HAS_LOCK | FE_HAS_SYNC;
+               if ((reg & 0x03) == 0x03)
+                       *status |= FE_HAS_LOCK | FE_HAS_SYNC | FE_HAS_VITERBI;
        } else {
                dprintk("%s() Checking QAM\n", __func__);
                reg = au8522_readreg(state, 0x4541);