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tuner_e4k: workaround for band selection between 325 - 350 MHz

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Thanks to roger and Kire Pudsje for reporting
this problem, and Hoernchen for proposing the fix.

Signed-off-by: Steve Markgraf <steve@steve-m.de>
This commit is contained in:
Steve Markgraf 2012-05-27 19:07:37 +02:00
parent 75548c8bf3
commit 635b2751af
1 changed files with 3 additions and 0 deletions
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3
src/tuner_e4k.c
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@ -447,6 +447,9 @@ static int e4k_band_set(struct e4k_state *e4k, enum e4k_band band)
break; break;
} }
/* workaround: if we don't reset this register before writing to it,
* we get a gap between 325-350 MHz */
rc = e4k_reg_set_mask(e4k, E4K_REG_SYNTH1, 0x06, 0);
rc = e4k_reg_set_mask(e4k, E4K_REG_SYNTH1, 0x06, band << 1); rc = e4k_reg_set_mask(e4k, E4K_REG_SYNTH1, 0x06, band << 1);
if (rc >= 0) if (rc >= 0)
e4k->band = band; e4k->band = band;