diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/dvb/frontends/cx24110.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/media/dvb/frontends/cx24110.c b/drivers/media/dvb/frontends/cx24110.c index 71b54094bda8..eb4833ee72be 100644 --- a/drivers/media/dvb/frontends/cx24110.c +++ b/drivers/media/dvb/frontends/cx24110.c @@ -398,7 +398,8 @@ static int cx24110_diseqc_send_burst(struct dvb_frontend* fe, fe_sec_mini_cmd_t return -EINVAL; rv = cx24110_readreg(state, 0x77); - cx24110_writereg(state, 0x77, rv | 0x04); + if (!(rv & 0x04)) + cx24110_writereg(state, 0x77, rv | 0x04); rv = cx24110_readreg(state, 0x76); cx24110_writereg(state, 0x76, ((rv & 0x90) | 0x40 | bit)); @@ -418,14 +419,16 @@ static int cx24110_send_diseqc_msg(struct dvb_frontend* fe, cx24110_writereg(state, 0x79 + i, cmd->msg[i]); rv = cx24110_readreg(state, 0x77); - cx24110_writereg(state, 0x77, rv & ~0x04); - msleep(30); /* reportedly fixes switching problems */ + if (rv & 0x04) { + cx24110_writereg(state, 0x77, rv & ~0x04); + msleep(30); /* reportedly fixes switching problems */ + } rv = cx24110_readreg(state, 0x76); cx24110_writereg(state, 0x76, ((rv & 0x90) | 0x40) | ((cmd->msg_len-3) & 3)); - for (i=500; i-- > 0 && !(cx24110_readreg(state,0x76)&0x40);) - ; /* wait for LNB ready */ + for (i=100; i-- > 0 && !(cx24110_readreg(state,0x76)&0x40);) + msleep(1); /* wait for LNB ready */ return 0; } |