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author | Ingo Molnar <mingo@kernel.org> | 2016-02-29 09:42:07 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2016-02-29 09:42:07 +0100 |
commit | 6aa447bcbb444cd1b738613a20627f288d631665 (patch) | |
tree | 62030bb14be0006248181305ac1fe377a99e5b65 /drivers/media/dvb-frontends/tda1004x.c | |
parent | abedf8e2419fb873d919dd74de2e84b510259339 (diff) | |
parent | 48be3a67da7413d62e5efbcf2c73a9dddf61fb96 (diff) |
Merge branch 'sched/urgent' into sched/core, to pick up fixes before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/media/dvb-frontends/tda1004x.c')
-rw-r--r-- | drivers/media/dvb-frontends/tda1004x.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/tda1004x.c b/drivers/media/dvb-frontends/tda1004x.c index 0e209b56c76c..c6abeb4fba9d 100644 --- a/drivers/media/dvb-frontends/tda1004x.c +++ b/drivers/media/dvb-frontends/tda1004x.c @@ -903,9 +903,18 @@ static int tda1004x_get_fe(struct dvb_frontend *fe) { struct dtv_frontend_properties *fe_params = &fe->dtv_property_cache; struct tda1004x_state* state = fe->demodulator_priv; + int status; dprintk("%s\n", __func__); + status = tda1004x_read_byte(state, TDA1004X_STATUS_CD); + if (status == -1) + return -EIO; + + /* Only update the properties cache if device is locked */ + if (!(status & 8)) + return 0; + // inversion status fe_params->inversion = INVERSION_OFF; if (tda1004x_read_byte(state, TDA1004X_CONFC1) & 0x20) |