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r82xx: improved tuning speed and accuracy #6

Merged
steve-m merged 3 commits from sultanqasim/rtl-sdr:upstream_fast_retune into master 2024-03-08 20:18:37 +00:00
Conversation 1 Commits 3 Files Changed 1 +63 -40

3 Commits

Author SHA1 Message Date
Sultan Qasim Khan 2acb75cff3 r82xx: batch register writes for tuning 
Batch six register writes into a single step to speed up retuning.
 2024-03-07 17:46:00 -05:00
Sultan Qasim Khan 0b64f07fd5 r82xx: avoid redundant register writes for speed 2024-02-29 12:53:28 -05:00
Oliver Jowett f5978e8871 r82xx: improve tuner precision 
Improve tuner precision by calculating the VCO divisor at full precision, not
at kHz resolution. Also replace the manual divison loop with a simpler
fixed-point calculation.
 2024-02-29 12:53:27 -05:00