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authorMark Brown <broonie@kernel.org>2026-08-07 15:53:42 +0100
committerMark Brown <broonie@kernel.org>2026-08-07 15:53:42 +0100
commit72255015947640dad08b4c5bfa51bebf2fab393b (patch)
tree538a88ec97cd109e6fa5d0ec549fe09d95b595e9 /tools/perf/scripts/python/bin/stackcollapse-record
parentdf63715765e1a49368040484845843499242f583 (diff)
parent84c5d79aebe6c45e12e3112d14e68972f33c210a (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
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