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| author | Mark Brown <broonie@kernel.org> | 2026-08-07 15:53:42 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2026-08-07 15:53:42 +0100 |
| commit | 72255015947640dad08b4c5bfa51bebf2fab393b (patch) | |
| tree | 538a88ec97cd109e6fa5d0ec549fe09d95b595e9 /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | df63715765e1a49368040484845843499242f583 (diff) | |
| parent | 84c5d79aebe6c45e12e3112d14e68972f33c210a (diff) | |
ASoC: NXP/Freescale: sort the reg_defaults tables
Peter Ujfalusi <peter.ujfalusi@linux.intel.com> says:
reg_defaults must be sorted by ascending register address, since
regcache_lookup_reg() locates entries in it with bsearch(). When a table is
not sorted, bsearch() cannot find the entries which follow a descending step,
so regcache_reg_needs_sync() falls back to reporting that a sync is needed for
them. Those registers are then written to the device on every regcache_sync()
even when they were never touched.
See commit fd80df352ba1 ("regcache: Add support for sorting defaults arrays")
for the same problem in a different context.
The series is based on broonie/for-linus (05eebef3c7b2).
Affected tables:
sgtl5000_reg_defaults 1 of 35 entries unreachable
fsl_easrc_reg_defaults 3 of 120 entries unreachable
Link: https://patch.msgid.link/20260805122728.12362-1-peter.ujfalusi@linux.intel.com
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions
