sdr
/
osmo-sdr
Archived
8
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

fw/tuner_e4k: Disable auto gain adjustement during DC table gen 

We need them to be fixed during that time, so disable all auto
stuff

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2012-04-01 21:34:25 +02:00 committed by Harald Welte
parent f1939647b4
commit 6593b2be38
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
firmware/src/tuner_e4k.c
View File

@ -796,6 +796,13 @@ int e4k_dc_offset_gen_table(struct e4k_state *e4k)
/* FIXME: read ont current gain values and write them back
* before returning to the caller */
/* disable auto mixer gain */
e4k_reg_set_mask(e4k, E4K_REG_AGC7, E4K_AGC7_MIX_GAIN_AUTO, 0);
/* set LNA/IF gain to full manual */
e4k_reg_set_mask(e4k, E4K_REG_AGC1, E4K_AGC1_MOD_MASK,
E4K_AGC_MOD_SERIAL);
/* set all 'other' gains to maximum */
for (i = 2; i <= 6; i++)
e4k_if_gain_set(e4k, i, if_gains_max[i]);