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[media] m88rs2000 - only flip bit 2 on reg 0x70 on 16th try 

Continuous flip of bit2 reg 0x70 can cause device to become unresponsive.

Also correct reg read mistake.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Malcolm Priestley 2012-05-14 16:43:50 -03:00 committed by Mauro Carvalho Chehab
parent 38431a98a1
commit e58c11f234
1 changed files with 2 additions and 2 deletions
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4
drivers/media/dvb/frontends/m88rs2000.c
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@ -787,13 +787,13 @@ static int m88rs2000_set_frontend(struct dvb_frontend *fe)
return -ENODEV;
for (i = 0; i < 25; i++) {
u8 reg = m88rs2000_demod_read(state, 0x8c);
reg = m88rs2000_demod_read(state, 0x8c);
if ((reg & 0x7) == 0x7) {
status = FE_HAS_LOCK;
break;
}
state->no_lock_count++;
if (state->no_lock_count > 15) {
if (state->no_lock_count == 15) {
reg = m88rs2000_demod_read(state, 0x70);
reg ^= 0x4;
m88rs2000_demod_write(state, 0x70, reg);