regmap: Add test to make sure we don't sync to read only registers
authorMark Brown <broonie@kernel.org>
Tue, 13 Jun 2023 20:17:44 +0000 (21:17 +0100)
committerMark Brown <broonie@kernel.org>
Wed, 14 Jun 2023 11:27:08 +0000 (12:27 +0100)
commit357a1ebd0c012f5421252547ebf4ee619b45733d
tree46a3c5b8fbeb738654e6e01dddd3f41a47c21bc1
parenta07bff4054c9e2b3a5c5790312a4a45aaeca7afe
regmap: Add test to make sure we don't sync to read only registers

Ensure that a read only value in the register cache does not result in a
write during regcache_sync().

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230613-regmap-kunit-read-write-v1-3-2db337c52827@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/base/regmap/regmap-kunit.c