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authorSteven Toth <stoth@hauppauge.com>2006-10-02 21:35:40 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-10-03 15:15:04 -0300
commit9b5a4a676a4d6126664c3df5a11f6fe87da63133 (patch)
treee19d92fc290ad33f5e829749504f59eb65cc6492 /drivers/media
parentd2be893616c45e4ea4403d1ba501b7ee2f32b0ec (diff)
V4L/DVB (4699): CX24109 patch to eliminate the weird mis-tunings
A number of people have been reporting wierd tuning problems with various cards. Yeasah tracked down the problem to a miss-read datasheet. This resolves the problems. Signed-off-by: Yeasah Pell <yeasah@schwide.net> Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb/frontends/cx24123.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/dvb/frontends/cx24123.c b/drivers/media/dvb/frontends/cx24123.c
index 62d69a6ea69..a356d28fc3b 100644
--- a/drivers/media/dvb/frontends/cx24123.c
+++ b/drivers/media/dvb/frontends/cx24123.c
@@ -553,8 +553,8 @@ static int cx24123_pll_calculate(struct dvb_frontend* fe, struct dvb_frontend_pa
ndiv = ( ((p->frequency * vco_div * 10) / (2 * XTAL / 1000)) / 32) & 0x1ff;
adiv = ( ((p->frequency * vco_div * 10) / (2 * XTAL / 1000)) % 32) & 0x1f;
- if (adiv == 0)
- ndiv++;
+ if (adiv == 0 && ndiv > 0)
+ ndiv--;
/* control bits 11, refdiv 11, charge pump polarity 1, charge pump current, ndiv, adiv */
state->pllarg = (3 << 19) | (3 << 17) | (1 << 16) | (pump << 14) | (ndiv << 5) | adiv;