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authorMichael Krufky <mkrufky@linuxtv.org>2008-06-09 02:03:31 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-06-26 15:58:49 -0300
commit51858d13612a06494beb08616f8a93bdb2688e4c (patch)
tree76fd21614dcd82db676305276f42b241ffa84b98 /drivers
parent119a7c7e34b5e5fa65051960ca05000a19dbce85 (diff)
downloadlinux-51858d13612a06494beb08616f8a93bdb2688e4c.tar.bz2
V4L/DVB (8036): tda18271: toggle rf agc speed mode on TDA18271HD/C2 only
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/common/tuners/tda18271-fe.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index 98acd588739a..1ebf95d6770f 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -75,8 +75,10 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
regs[R_EP3] &= ~0x1f; /* clear std bits */
regs[R_EP3] |= (map->agc_mode << 3) | map->std;
- /* set rfagc to high speed mode */
- regs[R_EP3] &= ~0x04;
+ if (priv->id == TDA18271HDC2) {
+ /* set rfagc to high speed mode */
+ regs[R_EP3] &= ~0x04;
+ }
/* set cal mode to normal */
regs[R_EP4] &= ~0x03;
@@ -168,12 +170,14 @@ static int tda18271_channel_configuration(struct dvb_frontend *fe,
msleep(20);
- /* set rfagc to normal speed mode */
- if (map->fm_rfn)
- regs[R_EP3] &= ~0x04;
- else
- regs[R_EP3] |= 0x04;
- ret = tda18271_write_regs(fe, R_EP3, 1);
+ if (priv->id == TDA18271HDC2) {
+ /* set rfagc to normal speed mode */
+ if (map->fm_rfn)
+ regs[R_EP3] &= ~0x04;
+ else
+ regs[R_EP3] |= 0x04;
+ ret = tda18271_write_regs(fe, R_EP3, 1);
+ }
fail:
return ret;
}