diff options
| author | Reinhard Nissl <rnissl@gmx.de> | 2008-01-21 16:15:14 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-29 17:53:21 -0200 |
| commit | 6f6c268b0f1f6846584162053a47d3aadf34a3c4 (patch) | |
| tree | 29fa3a64c955194aa1989b435bd5e890550c3fb3 /drivers/media | |
| parent | 02ec9d8ff4fba95255c277585aa5d0f33ec3adef (diff) | |
V4L/DVB (9447): stb6100: improve rounding
Optimization: Round the requested value to achieve a
+/-1MHz error instead of +0/-2MHz
Signed-off-by: Reinhard Nissl <rnissl@gmx.de>
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb/frontends/stb6100.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/stb6100.c b/drivers/media/dvb/frontends/stb6100.c index 0259a468950..5c6d06775dd 100644 --- a/drivers/media/dvb/frontends/stb6100.c +++ b/drivers/media/dvb/frontends/stb6100.c @@ -276,7 +276,7 @@ static int stb6100_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth) else if (bandwidth <= 5000000) /* bw/2 min = 5Mhz for F=0 */ tmp = 0; else /* if 5 < bw/2 < 36 */ - tmp = bandwidth / 1000000 - 5; + tmp = (bandwidth + 500000) / 1000000 - 5; /* Turn on LPF bandwidth setting clock control, * set bandwidth, wait 10ms, turn off. |