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authorMark Brown <broonie@kernel.org>2023-06-16 00:04:40 +0100
committerMark Brown <broonie@kernel.org>2023-06-16 12:56:13 +0100
commit3e47b8877d6c0f60943b00f3112756ca3b572cd6 (patch)
tree46a3c5b8fbeb738654e6e01dddd3f41a47c21bc1 /tools/perf/scripts/python/stackcollapse.py
parent505cb70cd27abde24bd48b2c9a539cca485d722f (diff)
regmap: Drop early readability check
We have some drivers that have a use case for cached write only registers, doing read/modify/writes on read only registers in order to work more easily with bitfields. Go back to trying the cache before we check if we can read from the device. Fixes: eab5abdeb79f0 ("regmap: Check for register readability before checking cache during read") Reported-by: Konrad Dybcio <konradybcio@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230615-regmap-drop-early-readability-v1-1-8135094362de@kernel.org Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
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